Special the release tag signing sub key (#121)

Reviewed-on: https://gitea.com/gitea/act_runner/pulls/121

.gitea/workflows/release-nightly.yml

@@ -9,14 +9,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: https://github.com/goreleaser/goreleaser-action@v4
+        with:
+          fetch-depth: 0
+      - run: git fetch --force --tags
+      - uses: actions/setup-go@v3
+        with:
+          go-version: '>=1.20.1'
+      - name: goreleaser
+        uses: https://github.com/goreleaser/goreleaser-action@v4
         with:
             distribution: goreleaser-pro
             version: latest
-            args: release --nightly --clean
+            args: release --nightly
         env:
           GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
-          S3_BUCKET: ${{ secrets.S3_BUCKET }}
+          AWS_REGION: ${{ secrets.AWS_REGION }}
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
           S3_REGION: ${{ secrets.AWS_REGION }}
-          AWS_KEY_ID: ${{ secrets.AWS_KEY_ID }}
-          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          S3_BUCKET: ${{ secrets.AWS_BUCKET }}

.gitea/workflows/release-tag.yml

@@ -0,0 +1,41 @@
+name: goreleaser
+
+on: 
+  push:
+    tags:
+      - '*'
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - run: git fetch --force --tags
+      - uses: actions/setup-go@v3
+        with:
+          go-version: '>=1.20.1'
+      - name: Import GPG key
+        id: import_gpg
+        uses: https://github.com/crazy-max/ghaction-import-gpg@v5
+        with:
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.PASSPHRASE }}
+          fingerprint: CC64B1DB67ABBEECAB24B6455FC346329753F4B0
+      - name: goreleaser
+        uses: https://github.com/goreleaser/goreleaser-action@v4
+        with:
+            distribution: goreleaser-pro
+            version: latest
+            args: release
+        env:
+          GORELEASER_KEY: ${{ secrets.GORELEASER_KEY }}
+          AWS_REGION: ${{ secrets.AWS_REGION }}
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          S3_REGION: ${{ secrets.AWS_REGION }}
+          S3_BUCKET: ${{ secrets.AWS_BUCKET }}
+          GORELEASER_FORCE_TOKEN: 'gitea'
+          GITEA_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GPG_FINGERPRINT: ${{ steps.import_gpg.outputs.fingerprint }}

.gitea/workflows/test.yml

@@ -5,12 +5,32 @@ on:
 
 env:
   GOPROXY: https://goproxy.io,direct
+  GOPATH: /go_path
+  GOCACHE: /go_cache
 
 jobs:
   lint:
     name: check and test
     runs-on: ubuntu-latest
     steps:
+      - name: cache go path
+        id: cache-go-path
+        uses: https://github.com/actions/cache@v3
+        with:
+          path: /go_path
+          key: go_path-${{ github.repository }}-${{ github.ref_name }}
+          restore-keys: |
+            go_path-${{ github.repository }}-
+            go_path-            
+      - name: cache go cache
+        id: cache-go-cache
+        uses: https://github.com/actions/cache@v3
+        with:
+          path: /go_cache
+          key: go_cache-${{ github.repository }}-${{ github.ref_name }}
+          restore-keys: |
+            go_cache-${{ github.repository }}-
+            go_cache-    
       - uses: actions/setup-go@v3
         with:
           go-version: 1.20

.gitignore

@@ -1,4 +1,10 @@
 act_runner
 .env
 .runner
-coverage.txt
+coverage.txt
+/gitea-vet
+/config.yaml
+
+# MS VSCode
+.vscode
+__debug_bin

.goreleaser.checksum.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+set -e
+
+if [ -z "$1" ]; then
+  echo "usage: $0 <path>"
+  exit 1
+fi
+
+SUM=$(shasum -a 256 "$1" | cut -d' ' -f1)
+BASENAME=$(basename "$1")
+echo -n "${SUM}  ${BASENAME}" > "$1".sha256

.goreleaser.yaml

@@ -14,8 +14,6 @@ builds:
   - amd64
   - arm
   - arm64
-  - s390x
-  - ppc64le
   goarm:
   - "5"
   - "6"
@@ -40,6 +38,8 @@ builds:
     - goos: windows
       goarch: arm
       goarm: "7"
+    - goos: windows
+      goarch: arm64
     - goos: freebsd
       goarch: ppc64le
     - goos: freebsd
@@ -53,14 +53,15 @@ builds:
     - goos: freebsd
       goarch: arm
       goarm: "7"
+    - goos: freebsd
+      goarch: arm64
   flags:
   - -trimpath
   ldflags:
-  - -s -w
+  - -s -w -X gitea.com/gitea/act_runner/internal/pkg/ver.version={{ .Summary }}
   binary: >-
     {{ .ProjectName }}-
-    {{- if .IsSnapshot }}{{ .Branch }}-
-    {{- else }}{{- .Version }}-{{ end }}
+    {{- .Version }}-
     {{- .Os }}-
     {{- if eq .Arch "amd64" }}amd64
     {{- else if eq .Arch "amd64_v1" }}amd64
@@ -68,6 +69,13 @@ builds:
     {{- else }}{{ .Arch }}{{ end }}
     {{- if .Arm }}-{{ .Arm }}{{ end }}
   no_unique_dist_dir: true
+  hooks:
+    post:
+      - cmd: tar -cJf {{ .Path }}.xz {{ .Path }}
+        env:
+          - XZ_OPT=-9
+      - cmd: sh .goreleaser.checksum.sh {{ .Path }}
+      - cmd: sh .goreleaser.checksum.sh {{ .Path }}.xz
 
 blobs:
   -
@@ -75,6 +83,9 @@ blobs:
     bucket: "{{ .Env.S3_BUCKET }}"
     region: "{{ .Env.S3_REGION }}"
     folder: "act_runner/{{.Version}}"
+    extra_files:
+      - glob: ./**.xz
+      - glob: ./**.sha256
 
 archives:
   - format: binary
@@ -83,10 +94,18 @@ archives:
 
 checksum:
   name_template: 'checksums.txt'
+  extra_files:
+      - glob: ./**.xz
 
 snapshot:
-  name_template: "{{ incpatch .Version }}"
+  name_template: "{{ .Branch }}-devel"
 
 nightly:
-  publish_release: false
-  name_template: "{{ .Branch }}"
+  name_template: "{{ .Branch }}"
+
+gitea_urls:
+  api: https://gitea.com/api/v1
+  download: https://gitea.com
+
+# yaml-language-server: $schema=https://goreleaser.com/static/schema-pro.json
+# vim: set ts=2 sw=2 tw=0 fo=cnqoj

Dockerfile

@@ -0,0 +1,17 @@
+FROM golang:alpine as builder
+RUN apk add --update-cache make git
+
+COPY . /opt/src/act_runner
+WORKDIR /opt/src/act_runner
+
+RUN make clean && make build
+
+FROM alpine as runner
+RUN apk add --update-cache \
+    git bash \
+    && rm -rf /var/cache/apk/*
+
+COPY --from=builder /opt/src/act_runner/act_runner /usr/local/bin/act_runner
+COPY run.sh /opt/act/run.sh
+
+ENTRYPOINT ["/opt/act/run.sh"]

Makefile

@@ -13,7 +13,12 @@ GXZ_PAGAGE ?= github.com/ulikunitz/xz/cmd/gxz@v0.5.10
 LINUX_ARCHS ?= linux/amd64,linux/arm64
 DARWIN_ARCHS ?= darwin-12/amd64,darwin-12/arm64
 WINDOWS_ARCHS ?= windows/amd64
-GOFILES := $(shell find . -type f -name "*.go" ! -name "generated.*")
+GO_FMT_FILES := $(shell find . -type f -name "*.go" ! -name "generated.*")
+GOFILES := $(shell find . -type f -name "*.go" -o -name "go.mod" ! -name "generated.*")
+
+DOCKER_IMAGE ?= gitea/act_runner
+DOCKER_TAG ?= nightly
+DOCKER_REF := $(DOCKER_IMAGE):$(DOCKER_TAG)
 
 ifneq ($(shell uname), Darwin)
 	EXTLDFLAGS = -extldflags "-static" $(null)
@@ -49,7 +54,7 @@ else
 	ifneq ($(DRONE_BRANCH),)
 		VERSION ?= $(subst release/v,,$(DRONE_BRANCH))
 	else
-		VERSION ?= master
+		VERSION ?= main
 	endif
 
 	STORED_VERSION=$(shell cat $(STORED_VERSION_FILE) 2>/dev/null)
@@ -61,7 +66,7 @@ else
 endif
 
 TAGS ?=
-LDFLAGS ?= -X 'main.Version=$(VERSION)'
+LDFLAGS ?= -X "gitea.com/gitea/act_runner/internal/pkg/ver.version=$(RELASE_VERSION)"
 
 all: build
 
@@ -69,17 +74,24 @@ fmt:
 	@hash gofumpt > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
 		$(GO) install mvdan.cc/gofumpt@latest; \
 	fi
-	$(GOFMT) -w $(GOFILES)
+	$(GOFMT) -w $(GO_FMT_FILES)
 
-vet:
-	$(GO) vet ./...
+.PHONY: go-check
+go-check:
+	$(eval MIN_GO_VERSION_STR := $(shell grep -Eo '^go\s+[0-9]+\.[0-9]+' go.mod | cut -d' ' -f2))
+	$(eval MIN_GO_VERSION := $(shell printf "%03d%03d" $(shell echo '$(MIN_GO_VERSION_STR)' | tr '.' ' ')))
+	$(eval GO_VERSION := $(shell printf "%03d%03d" $(shell $(GO) version | grep -Eo '[0-9]+\.[0-9]+' | tr '.' ' ');))
+	@if [ "$(GO_VERSION)" -lt "$(MIN_GO_VERSION)" ]; then \
+		echo "Act Runner requires Go $(MIN_GO_VERSION_STR) or greater to build. You can get it at https://go.dev/dl/"; \
+		exit 1; \
+	fi
 
 .PHONY: fmt-check
 fmt-check:
 	@hash gofumpt > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
 		$(GO) install mvdan.cc/gofumpt@latest; \
 	fi
-	@diff=$$($(GOFMT) -d $(GOFILES)); \
+	@diff=$$($(GOFMT) -d $(GO_FMT_FILES)); \
 	if [ -n "$$diff" ]; then \
 		echo "Please run 'make fmt' and commit the result:"; \
 		echo "$${diff}"; \
@@ -89,10 +101,16 @@ fmt-check:
 test: fmt-check
 	@$(GO) test -v -cover -coverprofile coverage.txt ./... && echo "\n==>\033[32m Ok\033[m\n" || exit 1
 
+.PHONY: vet
+vet:
+	@echo "Running go vet..."
+	@$(GO) build code.gitea.io/gitea-vet
+	@$(GO) vet -vettool=gitea-vet ./...
+
 install: $(GOFILES)
 	$(GO) install -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)'
 
-build: $(EXECUTABLE)
+build: go-check $(EXECUTABLE)
 
 $(EXECUTABLE): $(GOFILES)
 	$(GO) build -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)' -o $@
@@ -142,6 +160,10 @@ release-check: | $(DIST_DIRS)
 release-compress: | $(DIST_DIRS)
 	cd $(DIST)/release/; for file in `find . -type f -name "*"`; do echo "compressing $${file}" && $(GO) run $(GXZ_PAGAGE) -k -9 $${file}; done;
 
+.PHONY: docker
+docker:
+	docker build --disable-content-trust=false -t $(DOCKER_REF) .
+
 clean:
 	$(GO) clean -x -i ./...
 	rm -rf coverage.txt $(EXECUTABLE) $(DIST)

README.md

@@ -1,19 +1,31 @@
 # act runner
 
-Act runner is a runner for Gitea based on [act](https://gitea.com/gitea/act).
+Act runner is a runner for Gitea based on [Gitea fork](https://gitea.com/gitea/act) of [act](https://github.com/nektos/act).
 
-## Prerequisites
+## Installation
 
-Docker Engine Community version is required. To install Docker CE, follow the official [install instructions](https://docs.docker.com/engine/install/).
+### Prerequisites
 
-## Quickstart
+Docker Engine Community version is required for docker mode. To install Docker CE, follow the official [install instructions](https://docs.docker.com/engine/install/).
 
-### Build
+### Download pre-built binary
+
+Visit https://dl.gitea.com/act_runner/ and download the right version for your platform.
+
+### Build from source
 
 ```bash
 make build
 ```
 
+### Build a docker image
+
+```bash
+make docker
+```
+
+## Quickstart
+
 ### Register
 
 ```bash
@@ -37,9 +49,9 @@ INFO Enter the Gitea instance URL (for example, https://gitea.com/):
 http://192.168.8.8:3000/
 INFO Enter the runner token:
 fe884e8027dc292970d4e0303fe82b14xxxxxxxx
-INFO Enter the runner name (if set empty, use hostname:Test.local ):
+INFO Enter the runner name (if set empty, use hostname: Test.local):
 
-INFO Enter the runner labels, leave blank to use the default labels (comma-separated, for example, self-hosted,ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster):
+INFO Enter the runner labels, leave blank to use the default labels (comma-separated, for example, ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster,linux_arm:host):
 
 INFO Registering runner, name=Test.local, instance=http://192.168.8.8:3000/, labels=[ubuntu-latest:docker://node:16-bullseye ubuntu-22.04:docker://node:16-bullseye ubuntu-20.04:docker://node:16-bullseye ubuntu-18.04:docker://node:16-buster].
 DEBU Successfully pinged the Gitea instance server
@@ -58,4 +70,26 @@ If the registry succeed, it will run immediately. Next time, you could run the r
 
 ```bash
 ./act_runner daemon
-```
+```
+
+### Configuration
+
+You can also configure the runner with a configuration file.
+The configuration file is a YAML file, you can generate a sample configuration file with `./act_runner generate-config`.
+
+```bash
+./act_runner generate-config > config.yaml
+```
+
+You can specify the configuration file path with `-c`/`--config` argument.
+
+```bash
+./act_runner -c config.yaml register # register with config file
+./act_runner -c config.yaml deamon # run with config file
+```
+
+### Run a docker container
+
+```sh
+docker run -e GITEA_INSTANCE_URL=http://192.168.8.18:3000 -e GITEA_RUNNER_REGISTRATION_TOKEN=<runner_token> -v /var/run/docker.sock:/var/run/docker.sock --name my_runner gitea/act_runner:nightly
+```

build.go

@@ -0,0 +1,11 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+//go:build vendor
+
+package main
+
+import (
+	// for vet
+	_ "code.gitea.io/gitea-vet"
+)

cmd/daemon.go

@@ -1,112 +0,0 @@
-package cmd
-
-import (
-	"context"
-	"os"
-	"strings"
-
-	"gitea.com/gitea/act_runner/client"
-	"gitea.com/gitea/act_runner/config"
-	"gitea.com/gitea/act_runner/engine"
-	"gitea.com/gitea/act_runner/poller"
-	"gitea.com/gitea/act_runner/runtime"
-
-	"github.com/joho/godotenv"
-	"github.com/mattn/go-isatty"
-	log "github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
-	"golang.org/x/sync/errgroup"
-)
-
-func runDaemon(ctx context.Context, envFile string) func(cmd *cobra.Command, args []string) error {
-	return func(cmd *cobra.Command, args []string) error {
-		log.Infoln("Starting runner daemon")
-
-		_ = godotenv.Load(envFile)
-		cfg, err := config.FromEnviron()
-		if err != nil {
-			log.WithError(err).
-				Fatalln("invalid configuration")
-		}
-
-		initLogging(cfg)
-
-		// require docker if a runner label uses a docker backend
-		needsDocker := false
-		for _, l := range cfg.Runner.Labels {
-			splits := strings.SplitN(l, ":", 2)
-			if len(splits) == 2 && strings.HasPrefix(splits[1], "docker://") {
-				needsDocker = true
-				break
-			}
-		}
-
-		if needsDocker {
-			// try to connect to docker daemon
-			// if failed, exit with error
-			if err := engine.Start(ctx); err != nil {
-				log.WithError(err).Fatalln("failed to connect docker daemon engine")
-			}
-		}
-
-		var g errgroup.Group
-
-		cli := client.New(
-			cfg.Client.Address,
-			cfg.Client.Insecure,
-			cfg.Runner.UUID,
-			cfg.Runner.Token,
-		)
-
-		runner := &runtime.Runner{
-			Client:        cli,
-			Machine:       cfg.Runner.Name,
-			ForgeInstance: cfg.Client.Address,
-			Environ:       cfg.Runner.Environ,
-			Labels:        cfg.Runner.Labels,
-		}
-
-		poller := poller.New(
-			cli,
-			runner.Run,
-			cfg.Runner.Capacity,
-		)
-
-		g.Go(func() error {
-			l := log.WithField("capacity", cfg.Runner.Capacity).
-				WithField("endpoint", cfg.Client.Address).
-				WithField("os", cfg.Platform.OS).
-				WithField("arch", cfg.Platform.Arch)
-			l.Infoln("polling the remote server")
-
-			if err := poller.Poll(ctx); err != nil {
-				l.Errorf("poller error: %v", err)
-			}
-			poller.Wait()
-			return nil
-		})
-
-		err = g.Wait()
-		if err != nil {
-			log.WithError(err).
-				Errorln("shutting down the server")
-		}
-		return err
-	}
-}
-
-// initLogging setup the global logrus logger.
-func initLogging(cfg config.Config) {
-	isTerm := isatty.IsTerminal(os.Stdout.Fd())
-	log.SetFormatter(&log.TextFormatter{
-		DisableColors: !isTerm,
-		FullTimestamp: true,
-	})
-
-	if cfg.Debug {
-		log.SetLevel(log.DebugLevel)
-	}
-	if cfg.Trace {
-		log.SetLevel(log.TraceLevel)
-	}
-}

cmd/register_test.go

@@ -1,10 +0,0 @@
-package cmd
-
-import "testing"
-
-func TestValidateLabels(t *testing.T) {
-	labels := []string{"ubuntu-latest:docker://node:16-buster", "self-hosted"}
-	if err := validateLabels(labels); err != nil {
-		t.Errorf("validateLabels() error = %v", err)
-	}
-}

config/config.go

@@ -1,114 +0,0 @@
-package config
-
-import (
-	"encoding/json"
-	"io"
-	"os"
-	"runtime"
-	"strconv"
-
-	"gitea.com/gitea/act_runner/core"
-
-	"github.com/joho/godotenv"
-	"github.com/kelseyhightower/envconfig"
-)
-
-type (
-	// Config provides the system configuration.
-	Config struct {
-		Debug    bool `envconfig:"GITEA_DEBUG"`
-		Trace    bool `envconfig:"GITEA_TRACE"`
-		Client   Client
-		Runner   Runner
-		Platform Platform
-	}
-
-	Client struct {
-		Address  string `ignored:"true"`
-		Insecure bool
-	}
-
-	Runner struct {
-		UUID     string            `ignored:"true"`
-		Name     string            `envconfig:"GITEA_RUNNER_NAME"`
-		Token    string            `ignored:"true"`
-		Capacity int               `envconfig:"GITEA_RUNNER_CAPACITY" default:"1"`
-		File     string            `envconfig:"GITEA_RUNNER_FILE" default:".runner"`
-		Environ  map[string]string `envconfig:"GITEA_RUNNER_ENVIRON"`
-		EnvFile  string            `envconfig:"GITEA_RUNNER_ENV_FILE"`
-		Labels   []string          `envconfig:"GITEA_RUNNER_LABELS"`
-	}
-
-	Platform struct {
-		OS   string `envconfig:"GITEA_PLATFORM_OS"`
-		Arch string `envconfig:"GITEA_PLATFORM_ARCH"`
-	}
-)
-
-// FromEnviron returns the settings from the environment.
-func FromEnviron() (Config, error) {
-	cfg := Config{}
-	if err := envconfig.Process("", &cfg); err != nil {
-		return cfg, err
-	}
-
-	// check runner config exist
-	f, err := os.Stat(cfg.Runner.File)
-	if err == nil && !f.IsDir() {
-		jsonFile, _ := os.Open(cfg.Runner.File)
-		defer jsonFile.Close()
-		byteValue, _ := io.ReadAll(jsonFile)
-		var runner core.Runner
-		if err := json.Unmarshal(byteValue, &runner); err != nil {
-			return cfg, err
-		}
-		if runner.UUID != "" {
-			cfg.Runner.UUID = runner.UUID
-		}
-		if runner.Token != "" {
-			cfg.Runner.Token = runner.Token
-		}
-		if len(runner.Labels) != 0 {
-			cfg.Runner.Labels = runner.Labels
-		}
-		if runner.Address != "" {
-			cfg.Client.Address = runner.Address
-		}
-		if runner.Insecure != "" {
-			cfg.Client.Insecure, _ = strconv.ParseBool(runner.Insecure)
-		}
-	} else if err != nil {
-		return cfg, err
-	}
-
-	// runner config
-	if cfg.Runner.Environ == nil {
-		cfg.Runner.Environ = map[string]string{
-			"GITHUB_API_URL":    cfg.Client.Address + "/api/v1",
-			"GITHUB_SERVER_URL": cfg.Client.Address,
-		}
-	}
-	if cfg.Runner.Name == "" {
-		cfg.Runner.Name, _ = os.Hostname()
-	}
-
-	// platform config
-	if cfg.Platform.OS == "" {
-		cfg.Platform.OS = runtime.GOOS
-	}
-	if cfg.Platform.Arch == "" {
-		cfg.Platform.Arch = runtime.GOARCH
-	}
-
-	if file := cfg.Runner.EnvFile; file != "" {
-		envs, err := godotenv.Read(file)
-		if err != nil {
-			return cfg, err
-		}
-		for k, v := range envs {
-			cfg.Runner.Environ[k] = v
-		}
-	}
-
-	return cfg, nil
-}

core/runner.go

@@ -1,17 +0,0 @@
-package core
-
-const (
-	UUIDHeader  = "x-runner-uuid"
-	TokenHeader = "x-runner-token"
-)
-
-// Runner struct
-type Runner struct {
-	ID       int64    `json:"id"`
-	UUID     string   `json:"uuid"`
-	Name     string   `json:"name"`
-	Token    string   `json:"token"`
-	Address  string   `json:"address"`
-	Insecure string   `json:"insecure"`
-	Labels   []string `json:"labels"`
-}

engine/docker.go

@@ -1,37 +0,0 @@
-package engine
-
-import (
-	"context"
-
-	"github.com/docker/docker/client"
-)
-
-type Docker struct {
-	client   client.APIClient
-	hidePull bool
-}
-
-func New(opts ...Option) (*Docker, error) {
-	cli, err := client.NewClientWithOpts(client.FromEnv)
-	if err != nil {
-		return nil, err
-	}
-
-	srv := &Docker{
-		client: cli,
-	}
-
-	// Loop through each option
-	for _, opt := range opts {
-		// Call the option giving the instantiated
-		opt.Apply(srv)
-	}
-
-	return srv, nil
-}
-
-// Ping pings the Docker daemon.
-func (e *Docker) Ping(ctx context.Context) error {
-	_, err := e.client.Ping(ctx)
-	return err
-}

engine/engine.go

@@ -1,43 +0,0 @@
-package engine
-
-import (
-	"context"
-	"fmt"
-	"time"
-
-	log "github.com/sirupsen/logrus"
-)
-
-// Start start docker engine api loop
-func Start(ctx context.Context) error {
-	engine, err := New()
-	if err != nil {
-		return err
-	}
-
-	count := 0
-	for {
-		err := engine.Ping(ctx)
-		if err == context.Canceled {
-			break
-		}
-		select {
-		case <-ctx.Done():
-			return ctx.Err()
-		default:
-		}
-		if err != nil {
-			log.WithError(err).
-				Errorln("cannot ping the docker daemon")
-			count++
-			if count == 5 {
-				return fmt.Errorf("retry connect to docker daemon failed: %d times", count)
-			}
-			time.Sleep(time.Second)
-		} else {
-			log.Infoln("successfully ping the docker daemon")
-			break
-		}
-	}
-	return nil
-}

engine/options.go

@@ -1,30 +0,0 @@
-package engine
-
-import "github.com/docker/docker/client"
-
-// An Option configures a mutex.
-type Option interface {
-	Apply(*Docker)
-}
-
-// OptionFunc is a function that configure a value.
-type OptionFunc func(*Docker)
-
-// Apply calls f(option)
-func (f OptionFunc) Apply(docker *Docker) {
-	f(docker)
-}
-
-// WithClient set custom client
-func WithClient(c client.APIClient) Option {
-	return OptionFunc(func(q *Docker) {
-		q.client = c
-	})
-}
-
-// WithHidePull hide pull event.
-func WithHidePull(v bool) Option {
-	return OptionFunc(func(q *Docker) {
-		q.hidePull = v
-	})
-}

go.mod

@@ -1,80 +1,111 @@
 module gitea.com/gitea/act_runner
 
-go 1.18
+go 1.20
 
 require (
 	code.gitea.io/actions-proto-go v0.2.0
+	code.gitea.io/gitea-vet v0.2.3-0.20230113022436-2b1561217fa5
 	github.com/avast/retry-go/v4 v4.3.1
 	github.com/bufbuild/connect-go v1.3.1
-	github.com/docker/docker v20.10.21+incompatible
-	github.com/joho/godotenv v1.4.0
-	github.com/kelseyhightower/envconfig v1.4.0
-	github.com/mattn/go-isatty v0.0.16
+	github.com/docker/docker v23.0.1+incompatible
+	github.com/go-chi/chi/v5 v5.0.8
+	github.com/go-chi/render v1.0.2
+	github.com/joho/godotenv v1.5.1
+	github.com/mattn/go-isatty v0.0.17
 	github.com/nektos/act v0.0.0
 	github.com/sirupsen/logrus v1.9.0
 	github.com/spf13/cobra v1.6.1
-	golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde
+	github.com/stretchr/testify v1.8.1
+	golang.org/x/term v0.6.0
+	golang.org/x/time v0.1.0
 	google.golang.org/protobuf v1.28.1
+	gopkg.in/yaml.v3 v3.0.1
+	gotest.tools/v3 v3.4.0
+	modernc.org/sqlite v1.14.2
+	xorm.io/builder v0.3.11-0.20220531020008-1bd24a7dc978
+	xorm.io/xorm v1.3.2
 )
 
 require (
+	github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 // indirect
 	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/Microsoft/go-winio v0.5.2 // indirect
-	github.com/Microsoft/hcsshim v0.9.3 // indirect
 	github.com/ProtonMail/go-crypto v0.0.0-20220404123522-616f957b79ad // indirect
 	github.com/acomagu/bufpipe v1.0.3 // indirect
-	github.com/containerd/cgroups v1.0.3 // indirect
-	github.com/containerd/containerd v1.6.6 // indirect
+	github.com/ajg/form v1.5.1 // indirect
+	github.com/containerd/containerd v1.6.18 // indirect
 	github.com/creack/pty v1.1.18 // indirect
-	github.com/docker/cli v20.10.21+incompatible // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/docker/cli v23.0.1+incompatible // indirect
 	github.com/docker/distribution v2.8.1+incompatible // indirect
-	github.com/docker/docker-credential-helpers v0.6.4 // indirect
+	github.com/docker/docker-credential-helpers v0.7.0 // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
-	github.com/docker/go-units v0.4.0 // indirect
+	github.com/docker/go-units v0.5.0 // indirect
 	github.com/emirpasic/gods v1.12.0 // indirect
 	github.com/fatih/color v1.13.0 // indirect
 	github.com/go-git/gcfg v1.5.0 // indirect
-	github.com/go-git/go-billy/v5 v5.3.1 // indirect
+	github.com/go-git/go-billy/v5 v5.4.1 // indirect
 	github.com/go-git/go-git/v5 v5.4.2 // indirect
-	github.com/go-ini/ini v1.67.0 // indirect
+	github.com/goccy/go-json v0.8.1 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
+	github.com/google/uuid v1.3.0 // indirect
 	github.com/imdario/mergo v0.3.13 // indirect
 	github.com/inconshreveable/mousetrap v1.0.1 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/julienschmidt/httprouter v1.3.0 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
 	github.com/kevinburke/ssh_config v1.2.0 // indirect
+	github.com/klauspost/compress v1.15.12 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/mattn/go-runewidth v0.0.14 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.1.2 // indirect
-	github.com/moby/buildkit v0.10.6 // indirect
-	github.com/moby/sys/mount v0.3.1 // indirect
-	github.com/moby/sys/mountinfo v0.6.0 // indirect
+	github.com/moby/buildkit v0.11.4 // indirect
+	github.com/moby/patternmatcher v0.5.0 // indirect
+	github.com/moby/sys/sequential v0.5.0 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/onsi/ginkgo v1.12.1 // indirect
+	github.com/onsi/gomega v1.10.3 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
-	github.com/opencontainers/image-spec v1.0.3-0.20211202183452-c5a74bcca799 // indirect
-	github.com/opencontainers/runc v1.1.2 // indirect
-	github.com/opencontainers/selinux v1.10.2 // indirect
+	github.com/opencontainers/image-spec v1.1.0-rc2 // indirect
+	github.com/opencontainers/runc v1.1.3 // indirect
+	github.com/opencontainers/selinux v1.11.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/rhysd/actionlint v1.6.22 // indirect
-	github.com/rivo/uniseg v0.3.4 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 // indirect
+	github.com/rhysd/actionlint v1.6.23 // indirect
+	github.com/rivo/uniseg v0.4.3 // indirect
 	github.com/robfig/cron v1.2.0 // indirect
 	github.com/sergi/go-diff v1.2.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/syndtr/goleveldb v1.0.0 // indirect
 	github.com/xanzy/ssh-agent v0.3.1 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
-	github.com/xeipuuv/gojsonschema v0.0.0-20180618132009-1d523034197f // indirect
-	go.opencensus.io v0.23.0 // indirect
-	golang.org/x/crypto v0.0.0-20220331220935-ae2d96664a29 // indirect
-	golang.org/x/net v0.0.0-20220906165146-f3363e06e74c // indirect
-	golang.org/x/sys v0.0.0-20220818161305-2296e01440c6 // indirect
-	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
+	github.com/xeipuuv/gojsonschema v1.2.0 // indirect
+	golang.org/x/crypto v0.2.0 // indirect
+	golang.org/x/mod v0.4.2 // indirect
+	golang.org/x/net v0.7.0 // indirect
+	golang.org/x/sync v0.1.0 // indirect
+	golang.org/x/sys v0.6.0 // indirect
+	golang.org/x/tools v0.1.5 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	lukechampine.com/uint128 v1.1.1 // indirect
+	modernc.org/cc/v3 v3.35.18 // indirect
+	modernc.org/ccgo/v3 v3.12.82 // indirect
+	modernc.org/libc v1.11.87 // indirect
+	modernc.org/mathutil v1.4.1 // indirect
+	modernc.org/memory v1.0.5 // indirect
+	modernc.org/opt v0.1.1 // indirect
+	modernc.org/strutil v1.1.1 // indirect
+	modernc.org/token v1.0.0 // indirect
 )
 
-replace github.com/nektos/act => gitea.com/gitea/act v0.234.3-0.20230224062034-1252e551b867
+replace github.com/nektos/act => gitea.com/gitea/act v0.243.2-0.20230323041428-929ea6df751b

internal/app/artifactcache/doc.go

@@ -0,0 +1,12 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+// Package artifactcache provides a cache handler for the runner.
+//
+// Inspired by https://github.com/sp-ricard-valverde/github-act-cache-server
+//
+// TODO: Authorization
+// TODO: Restrictions for accessing a cache, see https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#restrictions-for-accessing-a-cache
+// TODO: Force deleting cache entries, see https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#force-deleting-cache-entries
+
+package artifactcache

internal/app/artifactcache/handler.go

@@ -0,0 +1,416 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package artifactcache
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"net/http"
+	"os"
+	"path/filepath"
+	"strconv"
+	"strings"
+	"sync/atomic"
+	"time"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-chi/render"
+	log "github.com/sirupsen/logrus"
+	_ "modernc.org/sqlite"
+	"xorm.io/builder"
+	"xorm.io/xorm"
+)
+
+const (
+	urlBase = "/_apis/artifactcache"
+)
+
+var logger = log.StandardLogger().WithField("module", "cache_request")
+
+type Handler struct {
+	engine   engine
+	storage  *Storage
+	router   *chi.Mux
+	listener net.Listener
+
+	gc   atomic.Bool
+	gcAt time.Time
+
+	outboundIP string
+}
+
+func StartHandler(dir, outboundIP string, port uint16) (*Handler, error) {
+	h := &Handler{}
+
+	if dir == "" {
+		if home, err := os.UserHomeDir(); err != nil {
+			return nil, err
+		} else {
+			dir = filepath.Join(home, ".cache", "actcache")
+		}
+	}
+	if err := os.MkdirAll(dir, 0o755); err != nil {
+		return nil, err
+	}
+
+	e, err := xorm.NewEngine("sqlite", filepath.Join(dir, "sqlite.db"))
+	if err != nil {
+		return nil, err
+	}
+	if err := e.Sync(&Cache{}); err != nil {
+		return nil, err
+	}
+	h.engine = engine{e: e}
+
+	storage, err := NewStorage(filepath.Join(dir, "cache"))
+	if err != nil {
+		return nil, err
+	}
+	h.storage = storage
+
+	if outboundIP != "" {
+		h.outboundIP = outboundIP
+	} else if ip, err := getOutboundIP(); err != nil {
+		return nil, err
+	} else {
+		h.outboundIP = ip.String()
+	}
+
+	router := chi.NewRouter()
+	router.Use(middleware.RequestLogger(&middleware.DefaultLogFormatter{Logger: logger}))
+	router.Use(func(handler http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			handler.ServeHTTP(w, r)
+			go h.gcCache()
+		})
+	})
+	router.Use(middleware.Logger)
+	router.Route(urlBase, func(r chi.Router) {
+		r.Get("/cache", h.find)
+		r.Route("/caches", func(r chi.Router) {
+			r.Post("/", h.reserve)
+			r.Route("/{id}", func(r chi.Router) {
+				r.Patch("/", h.upload)
+				r.Post("/", h.commit)
+			})
+		})
+		r.Get("/artifacts/{id}", h.get)
+		r.Post("/clean", h.clean)
+	})
+
+	h.router = router
+
+	h.gcCache()
+
+	listener, err := net.Listen("tcp", fmt.Sprintf(":%d", port)) // listen on all interfaces
+	if err != nil {
+		return nil, err
+	}
+	go func() {
+		if err := http.Serve(listener, h.router); err != nil {
+			logger.Errorf("http serve: %v", err)
+		}
+	}()
+	h.listener = listener
+
+	return h, nil
+}
+
+func (h *Handler) ExternalURL() string {
+	// TODO: make the external url configurable if necessary
+	return fmt.Sprintf("http://%s:%d",
+		h.outboundIP,
+		h.listener.Addr().(*net.TCPAddr).Port)
+}
+
+// GET /_apis/artifactcache/cache
+func (h *Handler) find(w http.ResponseWriter, r *http.Request) {
+	keys := strings.Split(r.URL.Query().Get("keys"), ",")
+	version := r.URL.Query().Get("version")
+
+	cache, err := h.findCache(r.Context(), keys, version)
+	if err != nil {
+		responseJson(w, r, 500, err)
+		return
+	}
+	if cache == nil {
+		responseJson(w, r, 204)
+		return
+	}
+
+	if ok, err := h.storage.Exist(cache.ID); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	} else if !ok {
+		_ = h.engine.Exec(func(sess *xorm.Session) error {
+			_, err := sess.Delete(cache)
+			return err
+		})
+		responseJson(w, r, 204)
+		return
+	}
+	responseJson(w, r, 200, map[string]any{
+		"result":          "hit",
+		"archiveLocation": fmt.Sprintf("%s%s/artifacts/%d", h.ExternalURL(), urlBase, cache.ID),
+		"cacheKey":        cache.Key,
+	})
+}
+
+// POST /_apis/artifactcache/caches
+func (h *Handler) reserve(w http.ResponseWriter, r *http.Request) {
+	cache := &Cache{}
+	if err := render.Bind(r, cache); err != nil {
+		responseJson(w, r, 400, err)
+		return
+	}
+
+	if ok, err := h.engine.ExecBool(func(sess *xorm.Session) (bool, error) {
+		return sess.Where(builder.Eq{"key": cache.Key, "version": cache.Version}).Get(&Cache{})
+	}); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	} else if ok {
+		responseJson(w, r, 400, fmt.Errorf("already exist"))
+		return
+	}
+
+	if err := h.engine.Exec(func(sess *xorm.Session) error {
+		_, err := sess.Insert(cache)
+		return err
+	}); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	}
+	responseJson(w, r, 200, map[string]any{
+		"cacheId": cache.ID,
+	})
+	return
+}
+
+// PATCH /_apis/artifactcache/caches/:id
+func (h *Handler) upload(w http.ResponseWriter, r *http.Request) {
+	id, err := strconv.ParseInt(chi.URLParam(r, "id"), 10, 64)
+	if err != nil {
+		responseJson(w, r, 400, err)
+		return
+	}
+
+	cache := &Cache{
+		ID: id,
+	}
+
+	if ok, err := h.engine.ExecBool(func(sess *xorm.Session) (bool, error) {
+		return sess.Get(cache)
+	}); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	} else if !ok {
+		responseJson(w, r, 400, fmt.Errorf("cache %d: not reserved", id))
+		return
+	}
+
+	if cache.Complete {
+		responseJson(w, r, 400, fmt.Errorf("cache %v %q: already complete", cache.ID, cache.Key))
+		return
+	}
+	start, _, err := parseContentRange(r.Header.Get("Content-Range"))
+	if err != nil {
+		responseJson(w, r, 400, err)
+		return
+	}
+	if err := h.storage.Write(cache.ID, start, r.Body); err != nil {
+		responseJson(w, r, 500, err)
+	}
+	h.useCache(r.Context(), id)
+	responseJson(w, r, 200)
+}
+
+// POST /_apis/artifactcache/caches/:id
+func (h *Handler) commit(w http.ResponseWriter, r *http.Request) {
+	id, err := strconv.ParseInt(chi.URLParam(r, "id"), 10, 64)
+	if err != nil {
+		responseJson(w, r, 400, err)
+		return
+	}
+
+	cache := &Cache{
+		ID: id,
+	}
+	if ok, err := h.engine.ExecBool(func(sess *xorm.Session) (bool, error) {
+		return sess.Get(cache)
+	}); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	} else if !ok {
+		responseJson(w, r, 400, fmt.Errorf("cache %d: not reserved", id))
+		return
+	}
+
+	if cache.Complete {
+		responseJson(w, r, 400, fmt.Errorf("cache %v %q: already complete", cache.ID, cache.Key))
+		return
+	}
+
+	if err := h.storage.Commit(cache.ID, cache.Size); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	}
+
+	cache.Complete = true
+	if err := h.engine.Exec(func(sess *xorm.Session) error {
+		_, err := sess.ID(cache.ID).Cols("complete").Update(cache)
+		return err
+	}); err != nil {
+		responseJson(w, r, 500, err)
+		return
+	}
+
+	responseJson(w, r, 200)
+}
+
+// GET /_apis/artifactcache/artifacts/:id
+func (h *Handler) get(w http.ResponseWriter, r *http.Request) {
+	id, err := strconv.ParseInt(chi.URLParam(r, "id"), 10, 64)
+	if err != nil {
+		responseJson(w, r, 400, err)
+		return
+	}
+	h.useCache(r.Context(), id)
+	h.storage.Serve(w, r, id)
+}
+
+// POST /_apis/artifactcache/clean
+func (h *Handler) clean(w http.ResponseWriter, r *http.Request) {
+	// TODO: don't support force deleting cache entries
+	// see: https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#force-deleting-cache-entries
+
+	responseJson(w, r, 200)
+}
+
+// if not found, return (nil, nil) instead of an error.
+func (h *Handler) findCache(ctx context.Context, keys []string, version string) (*Cache, error) {
+	if len(keys) == 0 {
+		return nil, nil
+	}
+	key := keys[0] // the first key is for exact match.
+
+	cache := &Cache{}
+	if ok, err := h.engine.ExecBool(func(sess *xorm.Session) (bool, error) {
+		return sess.Where(builder.Eq{"key": key, "version": version, "complete": true}).Get(cache)
+	}); err != nil {
+		return nil, err
+	} else if ok {
+		return cache, nil
+	}
+
+	for _, prefix := range keys[1:] {
+		if ok, err := h.engine.ExecBool(func(sess *xorm.Session) (bool, error) {
+			return sess.Where(builder.And(
+				builder.Like{"key", prefix + "%"},
+				builder.Eq{"version": version, "complete": true},
+			)).OrderBy("id DESC").Get(cache)
+		}); err != nil {
+			return nil, err
+		} else if ok {
+			return cache, nil
+		}
+	}
+	return nil, nil
+}
+
+func (h *Handler) useCache(ctx context.Context, id int64) {
+	// keep quiet
+	_ = h.engine.Exec(func(sess *xorm.Session) error {
+		_, err := sess.Context(ctx).Cols("used_at").Update(&Cache{
+			ID:     id,
+			UsedAt: time.Now().Unix(),
+		})
+		return err
+	})
+}
+
+func (h *Handler) gcCache() {
+	if h.gc.Load() {
+		return
+	}
+	if !h.gc.CompareAndSwap(false, true) {
+		return
+	}
+	defer h.gc.Store(false)
+
+	if time.Since(h.gcAt) < time.Hour {
+		logger.Infof("skip gc: %v", h.gcAt.String())
+		return
+	}
+	h.gcAt = time.Now()
+	logger.Infof("gc: %v", h.gcAt.String())
+
+	const (
+		keepUsed   = 30 * 24 * time.Hour
+		keepUnused = 7 * 24 * time.Hour
+		keepTemp   = 5 * time.Minute
+	)
+
+	var caches []*Cache
+	if err := h.engine.Exec(func(sess *xorm.Session) error {
+		return sess.Where(builder.And(builder.Lt{"used_at": time.Now().Add(-keepTemp).Unix()}, builder.Eq{"complete": false})).
+			Find(&caches)
+	}); err != nil {
+		logger.Warnf("find caches: %v", err)
+	} else {
+		for _, cache := range caches {
+			h.storage.Remove(cache.ID)
+			if err := h.engine.Exec(func(sess *xorm.Session) error {
+				_, err := sess.Delete(cache)
+				return err
+			}); err != nil {
+				logger.Warnf("delete cache: %v", err)
+				continue
+			}
+			logger.Infof("deleted cache: %+v", cache)
+		}
+	}
+
+	caches = caches[:0]
+	if err := h.engine.Exec(func(sess *xorm.Session) error {
+		return sess.Where(builder.Lt{"used_at": time.Now().Add(-keepUnused).Unix()}).
+			Find(&caches)
+	}); err != nil {
+		logger.Warnf("find caches: %v", err)
+	} else {
+		for _, cache := range caches {
+			h.storage.Remove(cache.ID)
+			if err := h.engine.Exec(func(sess *xorm.Session) error {
+				_, err := sess.Delete(cache)
+				return err
+			}); err != nil {
+				logger.Warnf("delete cache: %v", err)
+				continue
+			}
+			logger.Infof("deleted cache: %+v", cache)
+		}
+	}
+
+	caches = caches[:0]
+	if err := h.engine.Exec(func(sess *xorm.Session) error {
+		return sess.Where(builder.Lt{"created_at": time.Now().Add(-keepUsed).Unix()}).
+			Find(&caches)
+	}); err != nil {
+		logger.Warnf("find caches: %v", err)
+	} else {
+		for _, cache := range caches {
+			h.storage.Remove(cache.ID)
+			if err := h.engine.Exec(func(sess *xorm.Session) error {
+				_, err := sess.Delete(cache)
+				return err
+			}); err != nil {
+				logger.Warnf("delete cache: %v", err)
+				continue
+			}
+			logger.Infof("deleted cache: %+v", cache)
+		}
+	}
+}

internal/app/artifactcache/model.go

@@ -0,0 +1,30 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package artifactcache
+
+import (
+	"fmt"
+	"net/http"
+)
+
+type Cache struct {
+	ID        int64  `xorm:"id pk autoincr" json:"-"`
+	Key       string `xorm:"TEXT index unique(key_version)" json:"key"`
+	Version   string `xorm:"TEXT unique(key_version)" json:"version"`
+	Size      int64  `json:"cacheSize"`
+	Complete  bool   `xorm:"index(complete_used_at)" json:"-"`
+	UsedAt    int64  `xorm:"index(complete_used_at) updated" json:"-"`
+	CreatedAt int64  `xorm:"index created" json:"-"`
+}
+
+// Bind implements render.Binder
+func (c *Cache) Bind(_ *http.Request) error {
+	if c.Key == "" {
+		return fmt.Errorf("missing key")
+	}
+	if c.Version == "" {
+		return fmt.Errorf("missing version")
+	}
+	return nil
+}

internal/app/artifactcache/storage.go

@@ -0,0 +1,129 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package artifactcache
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+)
+
+type Storage struct {
+	rootDir string
+}
+
+func NewStorage(rootDir string) (*Storage, error) {
+	if err := os.MkdirAll(rootDir, 0o755); err != nil {
+		return nil, err
+	}
+	return &Storage{
+		rootDir: rootDir,
+	}, nil
+}
+
+func (s *Storage) Exist(id int64) (bool, error) {
+	name := s.filename(id)
+	if _, err := os.Stat(name); os.IsNotExist(err) {
+		return false, nil
+	} else if err != nil {
+		return false, err
+	}
+	return true, nil
+}
+
+func (s *Storage) Write(id int64, offset int64, reader io.Reader) error {
+	name := s.tempName(id, offset)
+	if err := os.MkdirAll(filepath.Dir(name), 0o755); err != nil {
+		return err
+	}
+	file, err := os.Create(name)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+
+	_, err = io.Copy(file, reader)
+	return err
+}
+
+func (s *Storage) Commit(id int64, size int64) error {
+	defer func() {
+		_ = os.RemoveAll(s.tempDir(id))
+	}()
+
+	name := s.filename(id)
+	tempNames, err := s.tempNames(id)
+	if err != nil {
+		return err
+	}
+
+	if err := os.MkdirAll(filepath.Dir(name), 0o755); err != nil {
+		return err
+	}
+	file, err := os.Create(name)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+
+	var written int64
+	for _, v := range tempNames {
+		f, err := os.Open(v)
+		if err != nil {
+			return err
+		}
+		n, err := io.Copy(file, f)
+		_ = f.Close()
+		if err != nil {
+			return err
+		}
+		written += n
+	}
+
+	if written != size {
+		_ = file.Close()
+		_ = os.Remove(name)
+		return fmt.Errorf("broken file: %v != %v", written, size)
+	}
+	return nil
+}
+
+func (s *Storage) Serve(w http.ResponseWriter, r *http.Request, id int64) {
+	name := s.filename(id)
+	http.ServeFile(w, r, name)
+}
+
+func (s *Storage) Remove(id int64) {
+	_ = os.Remove(s.filename(id))
+	_ = os.RemoveAll(s.tempDir(id))
+}
+
+func (s *Storage) filename(id int64) string {
+	return filepath.Join(s.rootDir, fmt.Sprintf("%02x", id%0xff), fmt.Sprint(id))
+}
+
+func (s *Storage) tempDir(id int64) string {
+	return filepath.Join(s.rootDir, "tmp", fmt.Sprint(id))
+}
+
+func (s *Storage) tempName(id, offset int64) string {
+	return filepath.Join(s.tempDir(id), fmt.Sprintf("%016x", offset))
+}
+
+func (s *Storage) tempNames(id int64) ([]string, error) {
+	dir := s.tempDir(id)
+	files, err := os.ReadDir(dir)
+	if err != nil {
+		return nil, err
+	}
+	var names []string
+	for _, v := range files {
+		if !v.IsDir() {
+			names = append(names, filepath.Join(dir, v.Name()))
+		}
+	}
+	return names, nil
+}

internal/app/artifactcache/util.go

@@ -0,0 +1,100 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package artifactcache
+
+import (
+	"fmt"
+	"net"
+	"net/http"
+	"strconv"
+	"strings"
+	"sync"
+
+	"github.com/go-chi/render"
+	"xorm.io/xorm"
+)
+
+func responseJson(w http.ResponseWriter, r *http.Request, code int, v ...any) {
+	render.Status(r, code)
+	if len(v) == 0 || v[0] == nil {
+		render.JSON(w, r, struct{}{})
+	} else if err, ok := v[0].(error); ok {
+		logger.Errorf("%v %v: %v", r.Method, r.RequestURI, err)
+		render.JSON(w, r, map[string]any{
+			"error": err.Error(),
+		})
+	} else {
+		render.JSON(w, r, v[0])
+	}
+}
+
+func parseContentRange(s string) (int64, int64, error) {
+	// support the format like "bytes 11-22/*" only
+	s, _, _ = strings.Cut(strings.TrimPrefix(s, "bytes "), "/")
+	s1, s2, _ := strings.Cut(s, "-")
+
+	start, err := strconv.ParseInt(s1, 10, 64)
+	if err != nil {
+		return 0, 0, fmt.Errorf("parse %q: %w", s, err)
+	}
+	stop, err := strconv.ParseInt(s2, 10, 64)
+	if err != nil {
+		return 0, 0, fmt.Errorf("parse %q: %w", s, err)
+	}
+	return start, stop, nil
+}
+
+func getOutboundIP() (net.IP, error) {
+	// FIXME: It makes more sense to use the gateway IP address of container network
+	if conn, err := net.Dial("udp", "8.8.8.8:80"); err == nil {
+		defer conn.Close()
+		return conn.LocalAddr().(*net.UDPAddr).IP, nil
+	}
+	if ifaces, err := net.Interfaces(); err == nil {
+		for _, i := range ifaces {
+			if addrs, err := i.Addrs(); err == nil {
+				for _, addr := range addrs {
+					var ip net.IP
+					switch v := addr.(type) {
+					case *net.IPNet:
+						ip = v.IP
+					case *net.IPAddr:
+						ip = v.IP
+					}
+					if ip.IsGlobalUnicast() {
+						return ip, nil
+					}
+				}
+			}
+		}
+	}
+	return nil, fmt.Errorf("no outbound IP address found")
+}
+
+// engine is a wrapper of *xorm.Engine, with a lock.
+// To avoid racing of sqlite, we don't care performance here.
+type engine struct {
+	e *xorm.Engine
+	m sync.Mutex
+}
+
+func (e *engine) Exec(f func(*xorm.Session) error) error {
+	e.m.Lock()
+	defer e.m.Unlock()
+
+	sess := e.e.NewSession()
+	defer sess.Close()
+
+	return f(sess)
+}
+
+func (e *engine) ExecBool(f func(*xorm.Session) (bool, error)) (bool, error) {
+	e.m.Lock()
+	defer e.m.Unlock()
+
+	sess := e.e.NewSession()
+	defer sess.Close()
+
+	return f(sess)
+}

internal/app/cmd/cmd.go

@@ -1,32 +1,30 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package cmd
 
 import (
 	"context"
+	"fmt"
 	"os"
 
 	"github.com/spf13/cobra"
+
+	"gitea.com/gitea/act_runner/internal/pkg/config"
+	"gitea.com/gitea/act_runner/internal/pkg/ver"
 )
 
-const version = "0.1.5"
-
-type globalArgs struct {
-	EnvFile string
-}
-
 func Execute(ctx context.Context) {
-	// task := runtime.NewTask("gitea", 0, nil, nil)
-
-	var gArgs globalArgs
-
 	// ./act_runner
 	rootCmd := &cobra.Command{
-		Use:          "act [event name to run]\nIf no event name passed, will default to \"on: push\"",
+		Use:          "act_runner [event name to run]\nIf no event name passed, will default to \"on: push\"",
 		Short:        "Run GitHub actions locally by specifying the event name (e.g. `push`) or an action name directly.",
 		Args:         cobra.MaximumNArgs(1),
-		Version:      version,
+		Version:      ver.Version(),
 		SilenceUsage: true,
 	}
-	rootCmd.PersistentFlags().StringVarP(&gArgs.EnvFile, "env-file", "", ".env", "Read in a file of environment variables.")
+	configFile := ""
+	rootCmd.PersistentFlags().StringVarP(&configFile, "config", "c", "", "Config file path")
 
 	// ./act_runner register
 	var regArgs registerArgs
@@ -34,11 +32,10 @@ func Execute(ctx context.Context) {
 		Use:   "register",
 		Short: "Register a runner to the server",
 		Args:  cobra.MaximumNArgs(0),
-		RunE:  runRegister(ctx, &regArgs, gArgs.EnvFile), // must use a pointer to regArgs
+		RunE:  runRegister(ctx, &regArgs, &configFile), // must use a pointer to regArgs
 	}
 	registerCmd.Flags().BoolVar(&regArgs.NoInteractive, "no-interactive", false, "Disable interactive mode")
 	registerCmd.Flags().StringVar(&regArgs.InstanceAddr, "instance", "", "Gitea instance address")
-	registerCmd.Flags().BoolVar(&regArgs.Insecure, "insecure", false, "If check server's certificate if it's https protocol")
 	registerCmd.Flags().StringVar(&regArgs.Token, "token", "", "Runner token")
 	registerCmd.Flags().StringVar(&regArgs.RunnerName, "name", "", "Runner name")
 	registerCmd.Flags().StringVar(&regArgs.Labels, "labels", "", "Runner tags, comma separated")
@@ -49,11 +46,23 @@ func Execute(ctx context.Context) {
 		Use:   "daemon",
 		Short: "Run as a runner daemon",
 		Args:  cobra.MaximumNArgs(1),
-		RunE:  runDaemon(ctx, gArgs.EnvFile),
+		RunE:  runDaemon(ctx, &configFile),
 	}
-	// add all command
 	rootCmd.AddCommand(daemonCmd)
 
+	// ./act_runner exec
+	rootCmd.AddCommand(loadExecCmd(ctx))
+
+	// ./act_runner config
+	rootCmd.AddCommand(&cobra.Command{
+		Use:   "generate-config",
+		Short: "Generate an example config file",
+		Args:  cobra.MaximumNArgs(0),
+		Run: func(_ *cobra.Command, _ []string) {
+			fmt.Printf("%s", config.Example)
+		},
+	})
+
 	// hide completion command
 	rootCmd.CompletionOptions.HiddenDefaultCmd = true
 

internal/app/cmd/daemon.go

@@ -0,0 +1,98 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"github.com/mattn/go-isatty"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+
+	"gitea.com/gitea/act_runner/internal/app/poll"
+	"gitea.com/gitea/act_runner/internal/app/run"
+	"gitea.com/gitea/act_runner/internal/pkg/client"
+	"gitea.com/gitea/act_runner/internal/pkg/config"
+	"gitea.com/gitea/act_runner/internal/pkg/envcheck"
+	"gitea.com/gitea/act_runner/internal/pkg/labels"
+	"gitea.com/gitea/act_runner/internal/pkg/ver"
+)
+
+func runDaemon(ctx context.Context, configFile *string) func(cmd *cobra.Command, args []string) error {
+	return func(cmd *cobra.Command, args []string) error {
+		log.Infoln("Starting runner daemon")
+
+		cfg, err := config.LoadDefault(*configFile)
+		if err != nil {
+			return fmt.Errorf("invalid configuration: %w", err)
+		}
+
+		initLogging(cfg)
+
+		reg, err := config.LoadRegistration(cfg.Runner.File)
+		if os.IsNotExist(err) {
+			log.Error("registration file not found, please register the runner first")
+			return err
+		} else if err != nil {
+			return fmt.Errorf("failed to load registration file: %w", err)
+		}
+
+		ls := labels.Labels{}
+		for _, l := range reg.Labels {
+			label, err := labels.Parse(l)
+			if err != nil {
+				log.WithError(err).Warnf("ignored invalid label %q", l)
+				continue
+			}
+			ls = append(ls, label)
+		}
+		if len(ls) == 0 {
+			log.Warn("no labels configured, runner may not be able to pick up jobs")
+		}
+
+		if ls.RequireDocker() {
+			if err := envcheck.CheckIfDockerRunning(ctx); err != nil {
+				return err
+			}
+		}
+
+		cli := client.New(
+			reg.Address,
+			cfg.Runner.Insecure,
+			reg.UUID,
+			reg.Token,
+			ver.Version(),
+		)
+
+		runner := run.NewRunner(cfg, reg, cli)
+		poller := poll.New(cfg, cli, runner)
+
+		poller.Poll(ctx)
+
+		return nil
+	}
+}
+
+// initLogging setup the global logrus logger.
+func initLogging(cfg *config.Config) {
+	isTerm := isatty.IsTerminal(os.Stdout.Fd())
+	log.SetFormatter(&log.TextFormatter{
+		DisableColors: !isTerm,
+		FullTimestamp: true,
+	})
+
+	if l := cfg.Log.Level; l != "" {
+		level, err := log.ParseLevel(l)
+		if err != nil {
+			log.WithError(err).
+				Errorf("invalid log level: %q", l)
+		}
+		if log.GetLevel() != level {
+			log.Infof("log level changed to %v", level)
+			log.SetLevel(level)
+		}
+	}
+}

internal/app/cmd/exec.go

@@ -0,0 +1,471 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// Copyright 2019 nektos
+// SPDX-License-Identifier: MIT
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/joho/godotenv"
+	"github.com/nektos/act/pkg/artifacts"
+	"github.com/nektos/act/pkg/common"
+	"github.com/nektos/act/pkg/model"
+	"github.com/nektos/act/pkg/runner"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"golang.org/x/term"
+
+	"gitea.com/gitea/act_runner/internal/app/artifactcache"
+)
+
+type executeArgs struct {
+	runList               bool
+	job                   string
+	event                 string
+	workdir               string
+	workflowsPath         string
+	noWorkflowRecurse     bool
+	autodetectEvent       bool
+	forcePull             bool
+	forceRebuild          bool
+	jsonLogger            bool
+	envs                  []string
+	envfile               string
+	secrets               []string
+	defaultActionsUrl     string
+	insecureSecrets       bool
+	privileged            bool
+	usernsMode            string
+	containerArchitecture string
+	containerDaemonSocket string
+	useGitIgnore          bool
+	containerCapAdd       []string
+	containerCapDrop      []string
+	containerOptions      string
+	artifactServerPath    string
+	artifactServerAddr    string
+	artifactServerPort    string
+	noSkipCheckout        bool
+	debug                 bool
+	dryrun                bool
+	image                 string
+	cacheHandler          *artifactcache.Handler
+}
+
+// WorkflowsPath returns path to workflow file(s)
+func (i *executeArgs) WorkflowsPath() string {
+	return i.resolve(i.workflowsPath)
+}
+
+// Envfile returns path to .env
+func (i *executeArgs) Envfile() string {
+	return i.resolve(i.envfile)
+}
+
+func (i *executeArgs) LoadSecrets() map[string]string {
+	s := make(map[string]string)
+	for _, secretPair := range i.secrets {
+		secretPairParts := strings.SplitN(secretPair, "=", 2)
+		secretPairParts[0] = strings.ToUpper(secretPairParts[0])
+		if strings.ToUpper(s[secretPairParts[0]]) == secretPairParts[0] {
+			log.Errorf("Secret %s is already defined (secrets are case insensitive)", secretPairParts[0])
+		}
+		if len(secretPairParts) == 2 {
+			s[secretPairParts[0]] = secretPairParts[1]
+		} else if env, ok := os.LookupEnv(secretPairParts[0]); ok && env != "" {
+			s[secretPairParts[0]] = env
+		} else {
+			fmt.Printf("Provide value for '%s': ", secretPairParts[0])
+			val, err := term.ReadPassword(int(os.Stdin.Fd()))
+			fmt.Println()
+			if err != nil {
+				log.Errorf("failed to read input: %v", err)
+				os.Exit(1)
+			}
+			s[secretPairParts[0]] = string(val)
+		}
+	}
+	return s
+}
+
+func readEnvs(path string, envs map[string]string) bool {
+	if _, err := os.Stat(path); err == nil {
+		env, err := godotenv.Read(path)
+		if err != nil {
+			log.Fatalf("Error loading from %s: %v", path, err)
+		}
+		for k, v := range env {
+			envs[k] = v
+		}
+		return true
+	}
+	return false
+}
+
+func (i *executeArgs) LoadEnvs() map[string]string {
+	envs := make(map[string]string)
+	if i.envs != nil {
+		for _, envVar := range i.envs {
+			e := strings.SplitN(envVar, `=`, 2)
+			if len(e) == 2 {
+				envs[e[0]] = e[1]
+			} else {
+				envs[e[0]] = ""
+			}
+		}
+	}
+	_ = readEnvs(i.Envfile(), envs)
+
+	envs["ACTIONS_CACHE_URL"] = i.cacheHandler.ExternalURL() + "/"
+
+	return envs
+}
+
+// Workdir returns path to workdir
+func (i *executeArgs) Workdir() string {
+	return i.resolve(".")
+}
+
+func (i *executeArgs) resolve(path string) string {
+	basedir, err := filepath.Abs(i.workdir)
+	if err != nil {
+		log.Fatal(err)
+	}
+	if path == "" {
+		return path
+	}
+	if !filepath.IsAbs(path) {
+		path = filepath.Join(basedir, path)
+	}
+	return path
+}
+
+func printList(plan *model.Plan) error {
+	type lineInfoDef struct {
+		jobID   string
+		jobName string
+		stage   string
+		wfName  string
+		wfFile  string
+		events  string
+	}
+	lineInfos := []lineInfoDef{}
+
+	header := lineInfoDef{
+		jobID:   "Job ID",
+		jobName: "Job name",
+		stage:   "Stage",
+		wfName:  "Workflow name",
+		wfFile:  "Workflow file",
+		events:  "Events",
+	}
+
+	jobs := map[string]bool{}
+	duplicateJobIDs := false
+
+	jobIDMaxWidth := len(header.jobID)
+	jobNameMaxWidth := len(header.jobName)
+	stageMaxWidth := len(header.stage)
+	wfNameMaxWidth := len(header.wfName)
+	wfFileMaxWidth := len(header.wfFile)
+	eventsMaxWidth := len(header.events)
+
+	for i, stage := range plan.Stages {
+		for _, r := range stage.Runs {
+			jobID := r.JobID
+			line := lineInfoDef{
+				jobID:   jobID,
+				jobName: r.String(),
+				stage:   strconv.Itoa(i),
+				wfName:  r.Workflow.Name,
+				wfFile:  r.Workflow.File,
+				events:  strings.Join(r.Workflow.On(), `,`),
+			}
+			if _, ok := jobs[jobID]; ok {
+				duplicateJobIDs = true
+			} else {
+				jobs[jobID] = true
+			}
+			lineInfos = append(lineInfos, line)
+			if jobIDMaxWidth < len(line.jobID) {
+				jobIDMaxWidth = len(line.jobID)
+			}
+			if jobNameMaxWidth < len(line.jobName) {
+				jobNameMaxWidth = len(line.jobName)
+			}
+			if stageMaxWidth < len(line.stage) {
+				stageMaxWidth = len(line.stage)
+			}
+			if wfNameMaxWidth < len(line.wfName) {
+				wfNameMaxWidth = len(line.wfName)
+			}
+			if wfFileMaxWidth < len(line.wfFile) {
+				wfFileMaxWidth = len(line.wfFile)
+			}
+			if eventsMaxWidth < len(line.events) {
+				eventsMaxWidth = len(line.events)
+			}
+		}
+	}
+
+	jobIDMaxWidth += 2
+	jobNameMaxWidth += 2
+	stageMaxWidth += 2
+	wfNameMaxWidth += 2
+	wfFileMaxWidth += 2
+
+	fmt.Printf("%*s%*s%*s%*s%*s%*s\n",
+		-stageMaxWidth, header.stage,
+		-jobIDMaxWidth, header.jobID,
+		-jobNameMaxWidth, header.jobName,
+		-wfNameMaxWidth, header.wfName,
+		-wfFileMaxWidth, header.wfFile,
+		-eventsMaxWidth, header.events,
+	)
+	for _, line := range lineInfos {
+		fmt.Printf("%*s%*s%*s%*s%*s%*s\n",
+			-stageMaxWidth, line.stage,
+			-jobIDMaxWidth, line.jobID,
+			-jobNameMaxWidth, line.jobName,
+			-wfNameMaxWidth, line.wfName,
+			-wfFileMaxWidth, line.wfFile,
+			-eventsMaxWidth, line.events,
+		)
+	}
+	if duplicateJobIDs {
+		fmt.Print("\nDetected multiple jobs with the same job name, use `-W` to specify the path to the specific workflow.\n")
+	}
+	return nil
+}
+
+func runExecList(ctx context.Context, planner model.WorkflowPlanner, execArgs *executeArgs) error {
+	// plan with filtered jobs - to be used for filtering only
+	var filterPlan *model.Plan
+
+	// Determine the event name to be filtered
+	var filterEventName string = ""
+
+	if len(execArgs.event) > 0 {
+		log.Infof("Using chosed event for filtering: %s", execArgs.event)
+		filterEventName = execArgs.event
+	} else if execArgs.autodetectEvent {
+		// collect all events from loaded workflows
+		events := planner.GetEvents()
+
+		// set default event type to first event from many available
+		// this way user dont have to specify the event.
+		log.Infof("Using first detected workflow event for filtering: %s", events[0])
+
+		filterEventName = events[0]
+	}
+
+	var err error
+	if execArgs.job != "" {
+		log.Infof("Preparing plan with a job: %s", execArgs.job)
+		filterPlan, err = planner.PlanJob(execArgs.job)
+		if err != nil {
+			return err
+		}
+	} else if filterEventName != "" {
+		log.Infof("Preparing plan for a event: %s", filterEventName)
+		filterPlan, err = planner.PlanEvent(filterEventName)
+		if err != nil {
+			return err
+		}
+	} else {
+		log.Infof("Preparing plan with all jobs")
+		filterPlan, err = planner.PlanAll()
+		if err != nil {
+			return err
+		}
+	}
+
+	printList(filterPlan)
+
+	return nil
+}
+
+func runExec(ctx context.Context, execArgs *executeArgs) func(cmd *cobra.Command, args []string) error {
+	return func(cmd *cobra.Command, args []string) error {
+		planner, err := model.NewWorkflowPlanner(execArgs.WorkflowsPath(), execArgs.noWorkflowRecurse)
+		if err != nil {
+			return err
+		}
+
+		if execArgs.runList {
+			return runExecList(ctx, planner, execArgs)
+		}
+
+		// plan with triggered jobs
+		var plan *model.Plan
+
+		// Determine the event name to be triggered
+		var eventName string
+
+		// collect all events from loaded workflows
+		events := planner.GetEvents()
+
+		if len(execArgs.event) > 0 {
+			log.Infof("Using chosed event for filtering: %s", execArgs.event)
+			eventName = args[0]
+		} else if len(events) == 1 && len(events[0]) > 0 {
+			log.Infof("Using the only detected workflow event: %s", events[0])
+			eventName = events[0]
+		} else if execArgs.autodetectEvent && len(events) > 0 && len(events[0]) > 0 {
+			// set default event type to first event from many available
+			// this way user dont have to specify the event.
+			log.Infof("Using first detected workflow event: %s", events[0])
+			eventName = events[0]
+		} else {
+			log.Infof("Using default workflow event: push")
+			eventName = "push"
+		}
+
+		// build the plan for this run
+		if execArgs.job != "" {
+			log.Infof("Planning job: %s", execArgs.job)
+			plan, err = planner.PlanJob(execArgs.job)
+			if err != nil {
+				return err
+			}
+		} else {
+			log.Infof("Planning jobs for event: %s", eventName)
+			plan, err = planner.PlanEvent(eventName)
+			if err != nil {
+				return err
+			}
+		}
+
+		maxLifetime := 3 * time.Hour
+		if deadline, ok := ctx.Deadline(); ok {
+			maxLifetime = time.Until(deadline)
+		}
+
+		// init a cache server
+		handler, err := artifactcache.StartHandler("", "", 0)
+		if err != nil {
+			return err
+		}
+		log.Infof("cache handler listens on: %v", handler.ExternalURL())
+		execArgs.cacheHandler = handler
+
+		// run the plan
+		config := &runner.Config{
+			Workdir:               execArgs.Workdir(),
+			BindWorkdir:           false,
+			ReuseContainers:       false,
+			ForcePull:             execArgs.forcePull,
+			ForceRebuild:          execArgs.forceRebuild,
+			LogOutput:             true,
+			JSONLogger:            execArgs.jsonLogger,
+			Env:                   execArgs.LoadEnvs(),
+			Secrets:               execArgs.LoadSecrets(),
+			InsecureSecrets:       execArgs.insecureSecrets,
+			Privileged:            execArgs.privileged,
+			UsernsMode:            execArgs.usernsMode,
+			ContainerArchitecture: execArgs.containerArchitecture,
+			ContainerDaemonSocket: execArgs.containerDaemonSocket,
+			UseGitIgnore:          execArgs.useGitIgnore,
+			// GitHubInstance:        t.client.Address(),
+			ContainerCapAdd:    execArgs.containerCapAdd,
+			ContainerCapDrop:   execArgs.containerCapDrop,
+			ContainerOptions:   execArgs.containerOptions,
+			AutoRemove:         true,
+			ArtifactServerPath: execArgs.artifactServerPath,
+			ArtifactServerPort: execArgs.artifactServerPort,
+			NoSkipCheckout:     execArgs.noSkipCheckout,
+			// PresetGitHubContext:   preset,
+			// EventJSON:             string(eventJSON),
+			ContainerNamePrefix:   fmt.Sprintf("GITEA-ACTIONS-TASK-%s", eventName),
+			ContainerMaxLifetime:  maxLifetime,
+			ContainerNetworkMode:  "bridge",
+			DefaultActionInstance: execArgs.defaultActionsUrl,
+			PlatformPicker: func(_ []string) string {
+				return execArgs.image
+			},
+		}
+
+		// TODO: handle log level config
+		// waiting https://gitea.com/gitea/act/pulls/19
+		// if !execArgs.debug {
+		// 	logLevel := log.Level(log.InfoLevel)
+		// 	config.JobLoggerLevel = &logLevel
+		// }
+
+		r, err := runner.New(config)
+		if err != nil {
+			return err
+		}
+
+		if len(execArgs.artifactServerPath) == 0 {
+			tempDir, err := os.MkdirTemp("", "gitea-act-")
+			if err != nil {
+				fmt.Println(err)
+			}
+			defer os.RemoveAll(tempDir)
+
+			execArgs.artifactServerPath = tempDir
+		}
+
+		artifactCancel := artifacts.Serve(ctx, execArgs.artifactServerPath, execArgs.artifactServerAddr, execArgs.artifactServerPort)
+		log.Debugf("artifacts server started at %s:%s", execArgs.artifactServerPath, execArgs.artifactServerPort)
+
+		ctx = common.WithDryrun(ctx, execArgs.dryrun)
+		executor := r.NewPlanExecutor(plan).Finally(func(ctx context.Context) error {
+			artifactCancel()
+			return nil
+		})
+
+		return executor(ctx)
+	}
+}
+
+func loadExecCmd(ctx context.Context) *cobra.Command {
+	execArg := executeArgs{}
+
+	execCmd := &cobra.Command{
+		Use:   "exec",
+		Short: "Run workflow locally.",
+		Args:  cobra.MaximumNArgs(20),
+		RunE:  runExec(ctx, &execArg),
+	}
+
+	execCmd.Flags().BoolVarP(&execArg.runList, "list", "l", false, "list workflows")
+	execCmd.Flags().StringVarP(&execArg.job, "job", "j", "", "run a specific job ID")
+	execCmd.Flags().StringVarP(&execArg.event, "event", "E", "", "run a event name")
+	execCmd.PersistentFlags().StringVarP(&execArg.workflowsPath, "workflows", "W", "./.gitea/workflows/", "path to workflow file(s)")
+	execCmd.PersistentFlags().StringVarP(&execArg.workdir, "directory", "C", ".", "working directory")
+	execCmd.PersistentFlags().BoolVarP(&execArg.noWorkflowRecurse, "no-recurse", "", false, "Flag to disable running workflows from subdirectories of specified path in '--workflows'/'-W' flag")
+	execCmd.Flags().BoolVarP(&execArg.autodetectEvent, "detect-event", "", false, "Use first event type from workflow as event that triggered the workflow")
+	execCmd.Flags().BoolVarP(&execArg.forcePull, "pull", "p", false, "pull docker image(s) even if already present")
+	execCmd.Flags().BoolVarP(&execArg.forceRebuild, "rebuild", "", false, "rebuild local action docker image(s) even if already present")
+	execCmd.PersistentFlags().BoolVar(&execArg.jsonLogger, "json", false, "Output logs in json format")
+	execCmd.Flags().StringArrayVarP(&execArg.envs, "env", "", []string{}, "env to make available to actions with optional value (e.g. --env myenv=foo or --env myenv)")
+	execCmd.PersistentFlags().StringVarP(&execArg.envfile, "env-file", "", ".env", "environment file to read and use as env in the containers")
+	execCmd.Flags().StringArrayVarP(&execArg.secrets, "secret", "s", []string{}, "secret to make available to actions with optional value (e.g. -s mysecret=foo or -s mysecret)")
+	execCmd.PersistentFlags().BoolVarP(&execArg.insecureSecrets, "insecure-secrets", "", false, "NOT RECOMMENDED! Doesn't hide secrets while printing logs.")
+	execCmd.Flags().BoolVar(&execArg.privileged, "privileged", false, "use privileged mode")
+	execCmd.Flags().StringVar(&execArg.usernsMode, "userns", "", "user namespace to use")
+	execCmd.PersistentFlags().StringVarP(&execArg.containerArchitecture, "container-architecture", "", "", "Architecture which should be used to run containers, e.g.: linux/amd64. If not specified, will use host default architecture. Requires Docker server API Version 1.41+. Ignored on earlier Docker server platforms.")
+	execCmd.PersistentFlags().StringVarP(&execArg.containerDaemonSocket, "container-daemon-socket", "", "/var/run/docker.sock", "Path to Docker daemon socket which will be mounted to containers")
+	execCmd.Flags().BoolVar(&execArg.useGitIgnore, "use-gitignore", true, "Controls whether paths specified in .gitignore should be copied into container")
+	execCmd.Flags().StringArrayVarP(&execArg.containerCapAdd, "container-cap-add", "", []string{}, "kernel capabilities to add to the workflow containers (e.g. --container-cap-add SYS_PTRACE)")
+	execCmd.Flags().StringArrayVarP(&execArg.containerCapDrop, "container-cap-drop", "", []string{}, "kernel capabilities to remove from the workflow containers (e.g. --container-cap-drop SYS_PTRACE)")
+	execCmd.Flags().StringVarP(&execArg.containerOptions, "container-opts", "", "", "container options")
+	execCmd.PersistentFlags().StringVarP(&execArg.artifactServerPath, "artifact-server-path", "", ".", "Defines the path where the artifact server stores uploads and retrieves downloads from. If not specified the artifact server will not start.")
+	execCmd.PersistentFlags().StringVarP(&execArg.artifactServerPort, "artifact-server-port", "", "34567", "Defines the port where the artifact server listens (will only bind to localhost).")
+	execCmd.PersistentFlags().StringVarP(&execArg.defaultActionsUrl, "default-actions-url", "", "https://gitea.com", "Defines the default url of action instance.")
+	execCmd.PersistentFlags().BoolVarP(&execArg.noSkipCheckout, "no-skip-checkout", "", false, "Do not skip actions/checkout")
+	execCmd.PersistentFlags().BoolVarP(&execArg.debug, "debug", "d", false, "enable debug log")
+	execCmd.PersistentFlags().BoolVarP(&execArg.dryrun, "dryrun", "n", false, "dryrun mode")
+	execCmd.PersistentFlags().StringVarP(&execArg.image, "image", "i", "node:16-bullseye", "docker image to use")
+
+	return execCmd
+}

internal/app/cmd/register.go

@@ -1,3 +1,6 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package cmd
 
 import (
@@ -6,24 +9,25 @@ import (
 	"fmt"
 	"os"
 	"os/signal"
-	"runtime"
+	goruntime "runtime"
 	"strings"
 	"time"
 
 	pingv1 "code.gitea.io/actions-proto-go/ping/v1"
-	"gitea.com/gitea/act_runner/client"
-	"gitea.com/gitea/act_runner/config"
-	"gitea.com/gitea/act_runner/register"
-
+	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
 	"github.com/bufbuild/connect-go"
-	"github.com/joho/godotenv"
 	"github.com/mattn/go-isatty"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
+
+	"gitea.com/gitea/act_runner/internal/pkg/client"
+	"gitea.com/gitea/act_runner/internal/pkg/config"
+	"gitea.com/gitea/act_runner/internal/pkg/labels"
+	"gitea.com/gitea/act_runner/internal/pkg/ver"
 )
 
 // runRegister registers a runner to the server
-func runRegister(ctx context.Context, regArgs *registerArgs, envFile string) func(*cobra.Command, []string) error {
+func runRegister(ctx context.Context, regArgs *registerArgs, configFile *string) func(*cobra.Command, []string) error {
 	return func(cmd *cobra.Command, args []string) error {
 		log.SetReportCaller(false)
 		isTerm := isatty.IsTerminal(os.Stdout.Fd())
@@ -34,7 +38,7 @@ func runRegister(ctx context.Context, regArgs *registerArgs, envFile string) fun
 		log.SetLevel(log.DebugLevel)
 
 		log.Infof("Registering runner, arch=%s, os=%s, version=%s.",
-			runtime.GOARCH, runtime.GOOS, version)
+			goruntime.GOARCH, goruntime.GOOS, ver.Version())
 
 		// runner always needs root permission
 		if os.Getuid() != 0 {
@@ -43,14 +47,13 @@ func runRegister(ctx context.Context, regArgs *registerArgs, envFile string) fun
 		}
 
 		if regArgs.NoInteractive {
-			if err := registerNoInteractive(envFile, regArgs); err != nil {
+			if err := registerNoInteractive(*configFile, regArgs); err != nil {
 				return err
 			}
 		} else {
 			go func() {
-				if err := registerInteractive(envFile); err != nil {
-					// log.Errorln(err)
-					os.Exit(2)
+				if err := registerInteractive(*configFile); err != nil {
+					log.Fatal(err)
 					return
 				}
 				os.Exit(0)
@@ -69,7 +72,6 @@ func runRegister(ctx context.Context, regArgs *registerArgs, envFile string) fun
 type registerArgs struct {
 	NoInteractive bool
 	InstanceAddr  string
-	Insecure      bool
 	Token         string
 	RunnerName    string
 	Labels        string
@@ -97,7 +99,6 @@ var defaultLabels = []string{
 
 type registerInputs struct {
 	InstanceAddr string
-	Insecure     bool
 	Token        string
 	RunnerName   string
 	CustomLabels []string
@@ -116,14 +117,11 @@ func (r *registerInputs) validate() error {
 	return nil
 }
 
-func validateLabels(labels []string) error {
-	for _, label := range labels {
-		values := strings.SplitN(label, ":", 2)
-		if len(values) > 2 {
-			return fmt.Errorf("Invalid label: %s", label)
+func validateLabels(ls []string) error {
+	for _, label := range ls {
+		if _, err := labels.Parse(label); err != nil {
+			return err
 		}
-		// len(values) == 1, label for non docker execution environment
-		// TODO: validate value format, like docker://node:16-buster
 	}
 	return nil
 }
@@ -164,7 +162,7 @@ func (r *registerInputs) assignToNext(stage registerStage, value string) registe
 		}
 
 		if validateLabels(r.CustomLabels) != nil {
-			log.Infoln("Invalid labels, please input again, leave blank to use the default labels (for example, ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster)")
+			log.Infoln("Invalid labels, please input again, leave blank to use the default labels (for example, ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster,linux_arm:host)")
 			return StageInputCustomLabels
 		}
 		return StageWaitingForRegistration
@@ -172,16 +170,17 @@ func (r *registerInputs) assignToNext(stage registerStage, value string) registe
 	return StageUnknown
 }
 
-func registerInteractive(envFile string) error {
+func registerInteractive(configFile string) error {
 	var (
 		reader = bufio.NewReader(os.Stdin)
 		stage  = StageInputInstance
 		inputs = new(registerInputs)
 	)
 
-	// check if overwrite local config
-	_ = godotenv.Load(envFile)
-	cfg, _ := config.FromEnviron()
+	cfg, err := config.LoadDefault(configFile)
+	if err != nil {
+		return fmt.Errorf("failed to load config: %v", err)
+	}
 	if f, err := os.Stat(cfg.Runner.File); err == nil && !f.IsDir() {
 		stage = StageOverwriteLocalConfig
 	}
@@ -197,7 +196,7 @@ func registerInteractive(envFile string) error {
 
 		if stage == StageWaitingForRegistration {
 			log.Infof("Registering runner, name=%s, instance=%s, labels=%v.", inputs.RunnerName, inputs.InstanceAddr, inputs.CustomLabels)
-			if err := doRegister(&cfg, inputs); err != nil {
+			if err := doRegister(cfg, inputs); err != nil {
 				log.Errorf("Failed to register runner: %v", err)
 			} else {
 				log.Infof("Runner registered successfully.")
@@ -226,20 +225,21 @@ func printStageHelp(stage registerStage) {
 		log.Infoln("Enter the runner token:")
 	case StageInputRunnerName:
 		hostname, _ := os.Hostname()
-		log.Infof("Enter the runner name (if set empty, use hostname:%s ):\n", hostname)
+		log.Infof("Enter the runner name (if set empty, use hostname: %s):\n", hostname)
 	case StageInputCustomLabels:
-		log.Infoln("Enter the runner labels, leave blank to use the default labels (comma-separated, for example, self-hosted,ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster):")
+		log.Infoln("Enter the runner labels, leave blank to use the default labels (comma-separated, for example, ubuntu-20.04:docker://node:16-bullseye,ubuntu-18.04:docker://node:16-buster,linux_arm:host):")
 	case StageWaitingForRegistration:
 		log.Infoln("Waiting for registration...")
 	}
 }
 
-func registerNoInteractive(envFile string, regArgs *registerArgs) error {
-	_ = godotenv.Load(envFile)
-	cfg, _ := config.FromEnviron()
+func registerNoInteractive(configFile string, regArgs *registerArgs) error {
+	cfg, err := config.LoadDefault(configFile)
+	if err != nil {
+		return err
+	}
 	inputs := &registerInputs{
 		InstanceAddr: regArgs.InstanceAddr,
-		Insecure:     regArgs.Insecure,
 		Token:        regArgs.Token,
 		RunnerName:   regArgs.RunnerName,
 		CustomLabels: defaultLabels,
@@ -256,7 +256,7 @@ func registerNoInteractive(envFile string, regArgs *registerArgs) error {
 		log.WithError(err).Errorf("Invalid input, please re-run act command.")
 		return nil
 	}
-	if err := doRegister(&cfg, inputs); err != nil {
+	if err := doRegister(cfg, inputs); err != nil {
 		log.Errorf("Failed to register runner: %v", err)
 		return nil
 	}
@@ -270,8 +270,10 @@ func doRegister(cfg *config.Config, inputs *registerInputs) error {
 	// initial http client
 	cli := client.New(
 		inputs.InstanceAddr,
-		inputs.Insecure,
-		"", "",
+		cfg.Runner.Insecure,
+		"",
+		"",
+		ver.Version(),
 	)
 
 	for {
@@ -297,9 +299,36 @@ func doRegister(cfg *config.Config, inputs *registerInputs) error {
 		}
 	}
 
-	cfg.Runner.Name = inputs.RunnerName
-	cfg.Runner.Token = inputs.Token
-	cfg.Runner.Labels = inputs.CustomLabels
-	_, err := register.New(cli).Register(ctx, cfg.Runner)
-	return err
+	reg := &config.Registration{
+		Name:    inputs.RunnerName,
+		Token:   inputs.Token,
+		Address: inputs.InstanceAddr,
+		Labels:  inputs.CustomLabels,
+	}
+
+	ls := make([]string, len(reg.Labels))
+	for i, v := range reg.Labels {
+		l, _ := labels.Parse(v)
+		ls[i] = l.Name
+	}
+	// register new runner.
+	resp, err := cli.Register(ctx, connect.NewRequest(&runnerv1.RegisterRequest{
+		Name:        reg.Name,
+		Token:       reg.Token,
+		AgentLabels: ls,
+	}))
+	if err != nil {
+		log.WithError(err).Error("poller: cannot register new runner")
+		return err
+	}
+
+	reg.ID = resp.Msg.Runner.Id
+	reg.UUID = resp.Msg.Runner.Uuid
+	reg.Name = resp.Msg.Runner.Name
+	reg.Token = resp.Msg.Runner.Token
+
+	if err := config.SaveRegistration(cfg.Runner.File, reg); err != nil {
+		return fmt.Errorf("failed to save runner config: %w", err)
+	}
+	return nil
 }

internal/app/poll/poller.go

@@ -0,0 +1,81 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package poll
+
+import (
+	"context"
+	"errors"
+	"sync"
+
+	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
+	"github.com/bufbuild/connect-go"
+	log "github.com/sirupsen/logrus"
+	"golang.org/x/time/rate"
+
+	"gitea.com/gitea/act_runner/internal/app/run"
+	"gitea.com/gitea/act_runner/internal/pkg/client"
+	"gitea.com/gitea/act_runner/internal/pkg/config"
+)
+
+type Poller struct {
+	client client.Client
+	runner *run.Runner
+	cfg    *config.Config
+}
+
+func New(cfg *config.Config, client client.Client, runner *run.Runner) *Poller {
+	return &Poller{
+		client: client,
+		runner: runner,
+		cfg:    cfg,
+	}
+}
+
+func (p *Poller) Poll(ctx context.Context) {
+	limiter := rate.NewLimiter(rate.Every(p.cfg.Runner.FetchInterval), 1)
+	wg := &sync.WaitGroup{}
+	for i := 0; i < p.cfg.Runner.Capacity; i++ {
+		wg.Add(1)
+		go p.poll(ctx, wg, limiter)
+	}
+	wg.Wait()
+}
+
+func (p *Poller) poll(ctx context.Context, wg *sync.WaitGroup, limiter *rate.Limiter) {
+	defer wg.Done()
+	for {
+		if err := limiter.Wait(ctx); err != nil {
+			if ctx.Err() != nil {
+				log.WithError(err).Debug("limiter wait failed")
+			}
+			return
+		}
+		task, ok := p.fetchTask(ctx)
+		if !ok {
+			continue
+		}
+		if err := p.runner.Run(ctx, task); err != nil {
+			log.WithError(err).Error("failed to run task")
+		}
+	}
+}
+
+func (p *Poller) fetchTask(ctx context.Context) (*runnerv1.Task, bool) {
+	reqCtx, cancel := context.WithTimeout(ctx, p.cfg.Runner.FetchTimeout)
+	defer cancel()
+
+	resp, err := p.client.FetchTask(reqCtx, connect.NewRequest(&runnerv1.FetchTaskRequest{}))
+	if errors.Is(err, context.DeadlineExceeded) {
+		err = nil
+	}
+	if err != nil {
+		log.WithError(err).Error("failed to fetch task")
+		return nil, false
+	}
+
+	if resp == nil || resp.Msg == nil || resp.Msg.Task == nil {
+		return nil, false
+	}
+	return resp.Msg.Task, true
+}

internal/app/run/runner.go

@@ -0,0 +1,213 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package run
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"path/filepath"
+	"strings"
+	"sync"
+	"time"
+
+	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
+	"github.com/nektos/act/pkg/common"
+	"github.com/nektos/act/pkg/model"
+	"github.com/nektos/act/pkg/runner"
+	log "github.com/sirupsen/logrus"
+
+	"gitea.com/gitea/act_runner/internal/app/artifactcache"
+	"gitea.com/gitea/act_runner/internal/pkg/client"
+	"gitea.com/gitea/act_runner/internal/pkg/config"
+	"gitea.com/gitea/act_runner/internal/pkg/labels"
+	"gitea.com/gitea/act_runner/internal/pkg/report"
+	"gitea.com/gitea/act_runner/internal/pkg/ver"
+)
+
+// Runner runs the pipeline.
+type Runner struct {
+	name string
+
+	cfg *config.Config
+
+	client client.Client
+	labels labels.Labels
+	envs   map[string]string
+
+	runningTasks sync.Map
+}
+
+func NewRunner(cfg *config.Config, reg *config.Registration, cli client.Client) *Runner {
+	ls := labels.Labels{}
+	for _, v := range reg.Labels {
+		if l, err := labels.Parse(v); err == nil {
+			ls = append(ls, l)
+		}
+	}
+	envs := make(map[string]string, len(cfg.Runner.Envs))
+	for k, v := range cfg.Runner.Envs {
+		envs[k] = v
+	}
+	if cfg.Cache.Enabled == nil || *cfg.Cache.Enabled {
+		cacheHandler, err := artifactcache.StartHandler(cfg.Cache.Dir, cfg.Cache.Host, cfg.Cache.Port)
+		if err != nil {
+			log.Errorf("cannot init cache server, it will be disabled: %v", err)
+			// go on
+		} else {
+			envs["ACTIONS_CACHE_URL"] = cacheHandler.ExternalURL() + "/"
+		}
+	}
+
+	// set artifact gitea api
+	artifactGiteaAPI := strings.TrimSuffix(cli.Address(), "/") + "/api/actions_pipeline/"
+	envs["ACTIONS_RUNTIME_URL"] = artifactGiteaAPI
+
+	// Set specific environments to distinguish between Gitea and GitHub
+	envs["GITEA_ACTIONS"] = "true"
+	envs["GITEA_ACTIONS_RUNNER_VERSION"] = ver.Version()
+
+	return &Runner{
+		name:   reg.Name,
+		cfg:    cfg,
+		client: cli,
+		labels: ls,
+		envs:   envs,
+	}
+}
+
+func (r *Runner) Run(ctx context.Context, task *runnerv1.Task) error {
+	if _, ok := r.runningTasks.Load(task.Id); ok {
+		return fmt.Errorf("task %d is already running", task.Id)
+	} else {
+		r.runningTasks.Store(task.Id, struct{}{})
+		defer r.runningTasks.Delete(task.Id)
+	}
+
+	ctx, cancel := context.WithTimeout(ctx, r.cfg.Runner.Timeout)
+	defer cancel()
+	reporter := report.NewReporter(ctx, cancel, r.client, task)
+	var runErr error
+	defer func() {
+		lastWords := ""
+		if runErr != nil {
+			lastWords = runErr.Error()
+		}
+		_ = reporter.Close(lastWords)
+	}()
+	reporter.RunDaemon()
+	runErr = r.run(ctx, task, reporter)
+
+	return nil
+}
+
+func (r *Runner) run(ctx context.Context, task *runnerv1.Task, reporter *report.Reporter) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("panic: %v", r)
+		}
+	}()
+
+	reporter.Logf("%s(version:%s) received task %v of job %v, be triggered by event: %s", r.name, ver.Version(), task.Id, task.Context.Fields["job"].GetStringValue(), task.Context.Fields["event_name"].GetStringValue())
+
+	workflow, err := model.ReadWorkflow(bytes.NewReader(task.WorkflowPayload))
+	if err != nil {
+		return err
+	}
+
+	jobIDs := workflow.GetJobIDs()
+	if len(jobIDs) != 1 {
+		return fmt.Errorf("multiple jobs found: %v", jobIDs)
+	}
+	jobID := jobIDs[0]
+	plan, err := model.CombineWorkflowPlanner(workflow).PlanJob(jobID)
+	if err != nil {
+		return err
+	}
+	job := workflow.GetJob(jobID)
+	reporter.ResetSteps(len(job.Steps))
+
+	taskContext := task.Context.Fields
+
+	log.Infof("task %v repo is %v %v %v", task.Id, taskContext["repository"].GetStringValue(),
+		taskContext["gitea_default_actions_url"].GetStringValue(),
+		r.client.Address())
+
+	preset := &model.GithubContext{
+		Event:           taskContext["event"].GetStructValue().AsMap(),
+		RunID:           taskContext["run_id"].GetStringValue(),
+		RunNumber:       taskContext["run_number"].GetStringValue(),
+		Actor:           taskContext["actor"].GetStringValue(),
+		Repository:      taskContext["repository"].GetStringValue(),
+		EventName:       taskContext["event_name"].GetStringValue(),
+		Sha:             taskContext["sha"].GetStringValue(),
+		Ref:             taskContext["ref"].GetStringValue(),
+		RefName:         taskContext["ref_name"].GetStringValue(),
+		RefType:         taskContext["ref_type"].GetStringValue(),
+		HeadRef:         taskContext["head_ref"].GetStringValue(),
+		BaseRef:         taskContext["base_ref"].GetStringValue(),
+		Token:           taskContext["token"].GetStringValue(),
+		RepositoryOwner: taskContext["repository_owner"].GetStringValue(),
+		RetentionDays:   taskContext["retention_days"].GetStringValue(),
+	}
+	if t := task.Secrets["GITEA_TOKEN"]; t != "" {
+		preset.Token = t
+	} else if t := task.Secrets["GITHUB_TOKEN"]; t != "" {
+		preset.Token = t
+	}
+
+	// use task token to action api token
+	r.envs["ACTIONS_RUNTIME_TOKEN"] = preset.Token
+
+	eventJSON, err := json.Marshal(preset.Event)
+	if err != nil {
+		return err
+	}
+
+	maxLifetime := 3 * time.Hour
+	if deadline, ok := ctx.Deadline(); ok {
+		maxLifetime = time.Until(deadline)
+	}
+
+	runnerConfig := &runner.Config{
+		// On Linux, Workdir will be like "/<owner>/<repo>"
+		// On Windows, Workdir will be like "\<owner>\<repo>"
+		Workdir:     filepath.FromSlash(string(filepath.Separator) + preset.Repository),
+		BindWorkdir: false,
+
+		ReuseContainers:       false,
+		ForcePull:             false,
+		ForceRebuild:          false,
+		LogOutput:             true,
+		JSONLogger:            false,
+		Env:                   r.envs,
+		Secrets:               task.Secrets,
+		GitHubInstance:        r.client.Address(),
+		AutoRemove:            true,
+		NoSkipCheckout:        true,
+		PresetGitHubContext:   preset,
+		EventJSON:             string(eventJSON),
+		ContainerNamePrefix:   fmt.Sprintf("GITEA-ACTIONS-TASK-%d", task.Id),
+		ContainerMaxLifetime:  maxLifetime,
+		ContainerNetworkMode:  r.cfg.Container.NetworkMode,
+		ContainerOptions:      r.cfg.Container.Options,
+		Privileged:            r.cfg.Container.Privileged,
+		DefaultActionInstance: taskContext["gitea_default_actions_url"].GetStringValue(),
+		PlatformPicker:        r.labels.PickPlatform,
+	}
+
+	rr, err := runner.New(runnerConfig)
+	if err != nil {
+		return err
+	}
+	executor := rr.NewPlanExecutor(plan)
+
+	reporter.Logf("workflow prepared")
+
+	// add logger recorders
+	ctx = common.WithLoggerHook(ctx, reporter)
+
+	return executor(ctx)
+}

internal/pkg/client/client.go

@@ -1,3 +1,6 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package client
 
 import (

internal/pkg/client/header.go

@@ -0,0 +1,10 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package client
+
+const (
+	UUIDHeader    = "x-runner-uuid"
+	TokenHeader   = "x-runner-token"
+	VersionHeader = "x-runner-version"
+)

internal/pkg/client/http.go

@@ -1,3 +1,6 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package client
 
 import (
@@ -8,7 +11,6 @@ import (
 
 	"code.gitea.io/actions-proto-go/ping/v1/pingv1connect"
 	"code.gitea.io/actions-proto-go/runner/v1/runnerv1connect"
-	"gitea.com/gitea/act_runner/core"
 	"github.com/bufbuild/connect-go"
 )
 
@@ -26,16 +28,19 @@ func getHttpClient(endpoint string, insecure bool) *http.Client {
 }
 
 // New returns a new runner client.
-func New(endpoint string, insecure bool, uuid, token string, opts ...connect.ClientOption) *HTTPClient {
+func New(endpoint string, insecure bool, uuid, token, version string, opts ...connect.ClientOption) *HTTPClient {
 	baseURL := strings.TrimRight(endpoint, "/") + "/api/actions"
 
 	opts = append(opts, connect.WithInterceptors(connect.UnaryInterceptorFunc(func(next connect.UnaryFunc) connect.UnaryFunc {
 		return func(ctx context.Context, req connect.AnyRequest) (connect.AnyResponse, error) {
 			if uuid != "" {
-				req.Header().Set(core.UUIDHeader, uuid)
+				req.Header().Set(UUIDHeader, uuid)
 			}
 			if token != "" {
-				req.Header().Set(core.TokenHeader, token)
+				req.Header().Set(TokenHeader, token)
+			}
+			if version != "" {
+				req.Header().Set(VersionHeader, version)
 			}
 			return next(ctx, req)
 		}

internal/pkg/config/config.example.yaml

@@ -0,0 +1,50 @@
+# Example configuration file, it's safe to copy this as the default config file without any modification.
+
+log:
+  # The level of logging, can be trace, debug, info, warn, error, fatal
+  level: info
+
+runner:
+  # Where to store the registration result.
+  file: .runner
+  # Execute how many tasks concurrently at the same time.
+  capacity: 1
+  # Extra environment variables to run jobs.
+  envs:
+    A_TEST_ENV_NAME_1: a_test_env_value_1
+    A_TEST_ENV_NAME_2: a_test_env_value_2
+  # Extra environment variables to run jobs from a file.
+  # It will be ignored if it's empty or the file doesn't exist.
+  env_file: .env
+  # The timeout for a job to be finished.
+  # Please note that the Gitea instance also has a timeout (3h by default) for the job.
+  # So the job could be stopped by the Gitea instance if it's timeout is shorter than this.
+  timeout: 3h
+  # Whether skip verifying the TLS certificate of the Gitea instance.
+  insecure: false
+  # The timeout for fetching the job from the Gitea instance.
+  fetch_timeout: 5s
+  # The interval for fetching the job from the Gitea instance.
+  fetch_interval: 2s
+
+cache:
+  # Enable cache server to use actions/cache.
+  enabled: true
+  # The directory to store the cache data.
+  # If it's empty, the cache data will be stored in $HOME/.cache/actcache.
+  dir: ""
+  # The host of the cache server.
+  # It's not for the address to listen, but the address to connect from job containers.
+  # So 0.0.0.0 is a bad choice, leave it empty to detect automatically.
+  host: ""
+  # The port of the cache server.
+  # 0 means to use a random available port.
+  port: 0
+
+container:
+  # Which network to use for the job containers. Could be bridge, host, none, or the name of a custom network.
+  network_mode: bridge
+  # Whether to use privileged mode or not when launching task containers (privileged mode is required for Docker-in-Docker).
+  privileged: false
+  # And other options to be used when the container is started (eg, --add-host=my.gitea.url:host-gateway).
+  options:

internal/pkg/config/config.go

@@ -0,0 +1,105 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package config
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/joho/godotenv"
+	"gopkg.in/yaml.v3"
+)
+
+type Config struct {
+	Log struct {
+		Level string `yaml:"level"`
+	} `yaml:"log"`
+	Runner struct {
+		File          string            `yaml:"file"`
+		Capacity      int               `yaml:"capacity"`
+		Envs          map[string]string `yaml:"envs"`
+		EnvFile       string            `yaml:"env_file"`
+		Timeout       time.Duration     `yaml:"timeout"`
+		Insecure      bool              `yaml:"insecure"`
+		FetchTimeout  time.Duration     `yaml:"fetch_timeout"`
+		FetchInterval time.Duration     `yaml:"fetch_interval"`
+	} `yaml:"runner"`
+	Cache struct {
+		Enabled *bool  `yaml:"enabled"` // pointer to distinguish between false and not set, and it will be true if not set
+		Dir     string `yaml:"dir"`
+		Host    string `yaml:"host"`
+		Port    uint16 `yaml:"port"`
+	} `yaml:"cache"`
+	Container struct {
+		NetworkMode string `yaml:"network_mode"`
+		Privileged  bool   `yaml:"privileged"`
+		Options     string `yaml:"options"`
+	} `yaml:"container"`
+}
+
+// LoadDefault returns the default configuration.
+// If file is not empty, it will be used to load the configuration.
+func LoadDefault(file string) (*Config, error) {
+	cfg := &Config{}
+	if file != "" {
+		f, err := os.Open(file)
+		if err != nil {
+			return nil, err
+		}
+		defer f.Close()
+		decoder := yaml.NewDecoder(f)
+		if err := decoder.Decode(&cfg); err != nil {
+			return nil, err
+		}
+	}
+	compatibleWithOldEnvs(file != "", cfg)
+
+	if cfg.Runner.EnvFile != "" {
+		if stat, err := os.Stat(cfg.Runner.EnvFile); err == nil && !stat.IsDir() {
+			envs, err := godotenv.Read(cfg.Runner.EnvFile)
+			if err != nil {
+				return nil, fmt.Errorf("read env file %q: %w", cfg.Runner.EnvFile, err)
+			}
+			for k, v := range envs {
+				cfg.Runner.Envs[k] = v
+			}
+		}
+	}
+
+	if cfg.Log.Level == "" {
+		cfg.Log.Level = "info"
+	}
+	if cfg.Runner.File == "" {
+		cfg.Runner.File = ".runner"
+	}
+	if cfg.Runner.Capacity <= 0 {
+		cfg.Runner.Capacity = 1
+	}
+	if cfg.Runner.Timeout <= 0 {
+		cfg.Runner.Timeout = 3 * time.Hour
+	}
+	if cfg.Cache.Enabled == nil {
+		b := true
+		cfg.Cache.Enabled = &b
+	}
+	if *cfg.Cache.Enabled {
+		if cfg.Cache.Dir == "" {
+			home, _ := os.UserHomeDir()
+			cfg.Cache.Dir = filepath.Join(home, ".cache", "actcache")
+		}
+	}
+	if cfg.Container.NetworkMode == "" {
+		cfg.Container.NetworkMode = "bridge"
+	}
+	if cfg.Runner.FetchTimeout <= 0 {
+		cfg.Runner.FetchTimeout = 5 * time.Second
+	}
+	if cfg.Runner.FetchInterval <= 0 {
+		cfg.Runner.FetchInterval = 2 * time.Second
+	}
+
+	return cfg, nil
+}

internal/pkg/config/deprecated.go

@@ -0,0 +1,62 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package config
+
+import (
+	"os"
+	"strconv"
+	"strings"
+
+	log "github.com/sirupsen/logrus"
+)
+
+// Deprecated: could be removed in the future. TODO: remove it when Gitea 1.20.0 is released.
+// Be compatible with old envs.
+func compatibleWithOldEnvs(fileUsed bool, cfg *Config) {
+	handleEnv := func(key string) (string, bool) {
+		if v, ok := os.LookupEnv(key); ok {
+			if fileUsed {
+				log.Warnf("env %s has been ignored because config file is used", key)
+				return "", false
+			}
+			log.Warnf("env %s will be deprecated, please use config file instead", key)
+			return v, true
+		}
+		return "", false
+	}
+
+	if v, ok := handleEnv("GITEA_DEBUG"); ok {
+		if b, _ := strconv.ParseBool(v); b {
+			cfg.Log.Level = "debug"
+		}
+	}
+	if v, ok := handleEnv("GITEA_TRACE"); ok {
+		if b, _ := strconv.ParseBool(v); b {
+			cfg.Log.Level = "trace"
+		}
+	}
+	if v, ok := handleEnv("GITEA_RUNNER_CAPACITY"); ok {
+		if i, _ := strconv.Atoi(v); i > 0 {
+			cfg.Runner.Capacity = i
+		}
+	}
+	if v, ok := handleEnv("GITEA_RUNNER_FILE"); ok {
+		cfg.Runner.File = v
+	}
+	if v, ok := handleEnv("GITEA_RUNNER_ENVIRON"); ok {
+		splits := strings.Split(v, ",")
+		if cfg.Runner.Envs == nil {
+			cfg.Runner.Envs = map[string]string{}
+		}
+		for _, split := range splits {
+			kv := strings.SplitN(split, ":", 2)
+			if len(kv) == 2 && kv[0] != "" {
+				cfg.Runner.Envs[kv[0]] = kv[1]
+			}
+		}
+	}
+	if v, ok := handleEnv("GITEA_RUNNER_ENV_FILE"); ok {
+		cfg.Runner.EnvFile = v
+	}
+}

internal/pkg/config/embed.go

@@ -0,0 +1,9 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package config
+
+import _ "embed"
+
+//go:embed config.example.yaml
+var Example []byte

internal/pkg/config/registration.go

@@ -0,0 +1,54 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package config
+
+import (
+	"encoding/json"
+	"os"
+)
+
+const registrationWarning = "This file is automatically generated by act-runner. Do not edit it manually unless you know what you are doing. Removing this file will cause act runner to re-register as a new runner."
+
+// Registration is the registration information for a runner
+type Registration struct {
+	Warning string `json:"WARNING"` // Warning message to display, it's always the registrationWarning constant
+
+	ID      int64    `json:"id"`
+	UUID    string   `json:"uuid"`
+	Name    string   `json:"name"`
+	Token   string   `json:"token"`
+	Address string   `json:"address"`
+	Labels  []string `json:"labels"`
+}
+
+func LoadRegistration(file string) (*Registration, error) {
+	f, err := os.Open(file)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	var reg Registration
+	if err := json.NewDecoder(f).Decode(&reg); err != nil {
+		return nil, err
+	}
+
+	reg.Warning = ""
+
+	return &reg, nil
+}
+
+func SaveRegistration(file string, reg *Registration) error {
+	f, err := os.Create(file)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+
+	reg.Warning = registrationWarning
+
+	enc := json.NewEncoder(f)
+	enc.SetIndent("", "  ")
+	return enc.Encode(reg)
+}

internal/pkg/envcheck/doc.go

@@ -0,0 +1,5 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+// Package envcheck provides a simple way to check if the environment is ready to run jobs.
+package envcheck

internal/pkg/envcheck/docker.go

@@ -0,0 +1,27 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package envcheck
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/docker/docker/client"
+)
+
+func CheckIfDockerRunning(ctx context.Context) error {
+	// TODO: if runner support configures to use docker, we need config.Config to pass in
+	cli, err := client.NewClientWithOpts(client.FromEnv)
+	if err != nil {
+		return err
+	}
+	defer cli.Close()
+
+	_, err = cli.Ping(ctx)
+	if err != nil {
+		return fmt.Errorf("cannot ping the docker daemon, does it running? %w", err)
+	}
+
+	return nil
+}

internal/pkg/labels/labels.go

@@ -0,0 +1,84 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package labels
+
+import (
+	"fmt"
+	"strings"
+)
+
+const (
+	SchemeHost   = "host"
+	SchemeDocker = "docker"
+)
+
+type Label struct {
+	Name   string
+	Schema string
+	Arg    string
+}
+
+func Parse(str string) (*Label, error) {
+	splits := strings.SplitN(str, ":", 3)
+	label := &Label{
+		Name:   splits[0],
+		Schema: "host",
+		Arg:    "",
+	}
+	if len(splits) >= 2 {
+		label.Schema = splits[1]
+	}
+	if len(splits) >= 3 {
+		label.Arg = splits[2]
+	}
+	if label.Schema != SchemeHost && label.Schema != SchemeDocker {
+		return nil, fmt.Errorf("unsupported schema: %s", label.Schema)
+	}
+	return label, nil
+}
+
+type Labels []*Label
+
+func (l Labels) RequireDocker() bool {
+	for _, label := range l {
+		if label.Schema == SchemeDocker {
+			return true
+		}
+	}
+	return false
+}
+
+func (l Labels) PickPlatform(runsOn []string) string {
+	platforms := make(map[string]string, len(l))
+	for _, label := range l {
+		switch label.Schema {
+		case SchemeDocker:
+			// "//" will be ignored
+			// TODO maybe we should use 'ubuntu-18.04:docker:node:16-buster' instead
+			platforms[label.Name] = strings.TrimPrefix(label.Arg, "//")
+		case SchemeHost:
+			platforms[label.Name] = "-self-hosted"
+		default:
+			// It should not happen, because Parse has checked it.
+			continue
+		}
+	}
+	for _, v := range runsOn {
+		if v, ok := platforms[v]; ok {
+			return v
+		}
+	}
+
+	// TODO: support multiple labels
+	// like:
+	//   ["ubuntu-22.04"] => "ubuntu:22.04"
+	//   ["with-gpu"] => "linux:with-gpu"
+	//   ["ubuntu-22.04", "with-gpu"] => "ubuntu:22.04_with-gpu"
+
+	// return default.
+	// So the runner receives a task with a label that the runner doesn't have,
+	// it happens when the user have edited the label of the runner in the web UI.
+	// TODO: it may be not correct, what if the runner is used as host mode only?
+	return "node:16-bullseye"
+}

internal/pkg/labels/labels_test.go

@@ -0,0 +1,64 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package labels
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"gotest.tools/v3/assert"
+)
+
+func TestParse(t *testing.T) {
+	tests := []struct {
+		args    string
+		want    *Label
+		wantErr bool
+	}{
+		{
+			args: "ubuntu:docker://node:18",
+			want: &Label{
+				Name:   "ubuntu",
+				Schema: "docker",
+				Arg:    "//node:18",
+			},
+			wantErr: false,
+		},
+		{
+			args: "ubuntu:host",
+			want: &Label{
+				Name:   "ubuntu",
+				Schema: "host",
+				Arg:    "",
+			},
+			wantErr: false,
+		},
+		{
+			args: "ubuntu",
+			want: &Label{
+				Name:   "ubuntu",
+				Schema: "host",
+				Arg:    "",
+			},
+			wantErr: false,
+		},
+		{
+			args:    "ubuntu:vm:ubuntu-18.04",
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.args, func(t *testing.T) {
+			got, err := Parse(tt.args)
+			if tt.wantErr {
+				require.Error(t, err)
+				return
+			} else {
+				require.NoError(t, err)
+			}
+			assert.DeepEqual(t, got, tt.want)
+		})
+	}
+}

internal/pkg/report/reporter.go

@@ -1,4 +1,7 @@
-package runtime
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package report
 
 import (
 	"context"
@@ -8,13 +11,13 @@ import (
 	"time"
 
 	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
-	"gitea.com/gitea/act_runner/client"
-
 	retry "github.com/avast/retry-go/v4"
 	"github.com/bufbuild/connect-go"
 	log "github.com/sirupsen/logrus"
 	"google.golang.org/protobuf/proto"
 	"google.golang.org/protobuf/types/known/timestamppb"
+
+	"gitea.com/gitea/act_runner/internal/pkg/client"
 )
 
 type Reporter struct {
@@ -99,7 +102,7 @@ func (r *Reporter) Fire(entry *log.Entry) error {
 
 	var step *runnerv1.StepState
 	if v, ok := entry.Data["stepNumber"]; ok {
-		if v, ok := v.(int); ok {
+		if v, ok := v.(int); ok && len(r.state.Steps) > v {
 			step = r.state.Steps[v]
 		}
 	}
@@ -176,6 +179,7 @@ func (r *Reporter) Close(lastWords string) error {
 				v.Result = runnerv1.Result_RESULT_CANCELLED
 			}
 		}
+		r.state.Result = runnerv1.Result_RESULT_FAILURE
 		r.logRows = append(r.logRows, &runnerv1.LogRow{
 			Time:    timestamppb.Now(),
 			Content: lastWords,

internal/pkg/ver/version.go

@@ -0,0 +1,11 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package ver
+
+// go build -ldflags "-X gitea.com/gitea/act_runner/internal/pkg/ver.version=1.2.3"
+var version = "dev"
+
+func Version() string {
+	return version
+}

main.go

@@ -1,34 +1,19 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package main
 
 import (
 	"context"
-	"os"
 	"os/signal"
 	"syscall"
 
-	"gitea.com/gitea/act_runner/cmd"
+	"gitea.com/gitea/act_runner/internal/app/cmd"
 )
 
-func withContextFunc(ctx context.Context, f func()) context.Context {
-	ctx, cancel := context.WithCancel(ctx)
-	go func() {
-		c := make(chan os.Signal, 1)
-		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
-		defer signal.Stop(c)
-
-		select {
-		case <-ctx.Done():
-		case <-c:
-			cancel()
-			f()
-		}
-	}()
-
-	return ctx
-}
-
 func main() {
-	ctx := withContextFunc(context.Background(), func() {})
+	ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
+	defer stop()
 	// run the command
 	cmd.Execute(ctx)
 }

poller/metric.go

@@ -1,33 +0,0 @@
-package poller
-
-import "sync/atomic"
-
-// Metric interface
-type Metric interface {
-	IncBusyWorker() int64
-	DecBusyWorker() int64
-	BusyWorkers() int64
-}
-
-var _ Metric = (*metric)(nil)
-
-type metric struct {
-	busyWorkers int64
-}
-
-// NewMetric for default metric structure
-func NewMetric() Metric {
-	return &metric{}
-}
-
-func (m *metric) IncBusyWorker() int64 {
-	return atomic.AddInt64(&m.busyWorkers, 1)
-}
-
-func (m *metric) DecBusyWorker() int64 {
-	return atomic.AddInt64(&m.busyWorkers, -1)
-}
-
-func (m *metric) BusyWorkers() int64 {
-	return atomic.LoadInt64(&m.busyWorkers)
-}

poller/poller.go

@@ -1,146 +0,0 @@
-package poller
-
-import (
-	"context"
-	"errors"
-	"sync"
-	"time"
-
-	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
-	"gitea.com/gitea/act_runner/client"
-
-	"github.com/bufbuild/connect-go"
-	log "github.com/sirupsen/logrus"
-)
-
-var ErrDataLock = errors.New("Data Lock Error")
-
-func New(cli client.Client, dispatch func(context.Context, *runnerv1.Task) error, workerNum int) *Poller {
-	return &Poller{
-		Client:       cli,
-		Dispatch:     dispatch,
-		routineGroup: newRoutineGroup(),
-		metric:       &metric{},
-		workerNum:    workerNum,
-		ready:        make(chan struct{}, 1),
-	}
-}
-
-type Poller struct {
-	Client   client.Client
-	Dispatch func(context.Context, *runnerv1.Task) error
-
-	sync.Mutex
-	routineGroup *routineGroup
-	metric       *metric
-	ready        chan struct{}
-	workerNum    int
-}
-
-func (p *Poller) schedule() {
-	p.Lock()
-	defer p.Unlock()
-	if int(p.metric.BusyWorkers()) >= p.workerNum {
-		return
-	}
-
-	select {
-	case p.ready <- struct{}{}:
-	default:
-	}
-}
-
-func (p *Poller) Wait() {
-	p.routineGroup.Wait()
-}
-
-func (p *Poller) Poll(ctx context.Context) error {
-	l := log.WithField("func", "Poll")
-
-	for {
-		// check worker number
-		p.schedule()
-
-		select {
-		// wait worker ready
-		case <-p.ready:
-		case <-ctx.Done():
-			return nil
-		}
-	LOOP:
-		for {
-			select {
-			case <-ctx.Done():
-				break LOOP
-			default:
-				task, err := p.pollTask(ctx)
-				if task == nil || err != nil {
-					if err != nil {
-						l.Errorf("can't find the task: %v", err.Error())
-					}
-					time.Sleep(5 * time.Second)
-					break
-				}
-
-				p.metric.IncBusyWorker()
-				p.routineGroup.Run(func() {
-					defer p.schedule()
-					defer p.metric.DecBusyWorker()
-					if err := p.dispatchTask(ctx, task); err != nil {
-						l.Errorf("execute task: %v", err.Error())
-					}
-				})
-				break LOOP
-			}
-		}
-	}
-}
-
-func (p *Poller) pollTask(ctx context.Context) (*runnerv1.Task, error) {
-	l := log.WithField("func", "pollTask")
-	l.Info("poller: request stage from remote server")
-
-	reqCtx, cancel := context.WithTimeout(ctx, 5*time.Second)
-	defer cancel()
-
-	// request a new build stage for execution from the central
-	// build server.
-	resp, err := p.Client.FetchTask(reqCtx, connect.NewRequest(&runnerv1.FetchTaskRequest{}))
-	if err == context.Canceled || err == context.DeadlineExceeded {
-		l.WithError(err).Trace("poller: no stage returned")
-		return nil, nil
-	}
-
-	if err != nil && err == ErrDataLock {
-		l.WithError(err).Info("task accepted by another runner")
-		return nil, nil
-	}
-
-	if err != nil {
-		l.WithError(err).Error("cannot accept task")
-		return nil, err
-	}
-
-	// exit if a nil or empty stage is returned from the system
-	// and allow the runner to retry.
-	if resp.Msg.Task == nil || resp.Msg.Task.Id == 0 {
-		return nil, nil
-	}
-
-	return resp.Msg.Task, nil
-}
-
-func (p *Poller) dispatchTask(ctx context.Context, task *runnerv1.Task) error {
-	l := log.WithField("func", "dispatchTask")
-	defer func() {
-		e := recover()
-		if e != nil {
-			l.Errorf("panic error: %v", e)
-		}
-	}()
-
-	runCtx, cancel := context.WithTimeout(ctx, time.Hour)
-	defer cancel()
-
-	return p.Dispatch(runCtx, task)
-}

poller/thread.go

@@ -1,24 +0,0 @@
-package poller
-
-import "sync"
-
-type routineGroup struct {
-	waitGroup sync.WaitGroup
-}
-
-func newRoutineGroup() *routineGroup {
-	return new(routineGroup)
-}
-
-func (g *routineGroup) Run(fn func()) {
-	g.waitGroup.Add(1)
-
-	go func() {
-		defer g.waitGroup.Done()
-		fn()
-	}()
-}
-
-func (g *routineGroup) Wait() {
-	g.waitGroup.Wait()
-}

register/register.go

@@ -1,63 +0,0 @@
-package register
-
-import (
-	"context"
-	"encoding/json"
-	"os"
-	"strconv"
-	"strings"
-
-	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
-	"gitea.com/gitea/act_runner/client"
-	"gitea.com/gitea/act_runner/config"
-	"gitea.com/gitea/act_runner/core"
-
-	"github.com/bufbuild/connect-go"
-	log "github.com/sirupsen/logrus"
-)
-
-func New(cli client.Client) *Register {
-	return &Register{
-		Client: cli,
-	}
-}
-
-type Register struct {
-	Client client.Client
-}
-
-func (p *Register) Register(ctx context.Context, cfg config.Runner) (*core.Runner, error) {
-	labels := make([]string, len(cfg.Labels))
-	for i, v := range cfg.Labels {
-		labels[i] = strings.SplitN(v, ":", 2)[0]
-	}
-	// register new runner.
-	resp, err := p.Client.Register(ctx, connect.NewRequest(&runnerv1.RegisterRequest{
-		Name:        cfg.Name,
-		Token:       cfg.Token,
-		AgentLabels: labels,
-	}))
-	if err != nil {
-		log.WithError(err).Error("poller: cannot register new runner")
-		return nil, err
-	}
-
-	data := &core.Runner{
-		ID:       resp.Msg.Runner.Id,
-		UUID:     resp.Msg.Runner.Uuid,
-		Name:     resp.Msg.Runner.Name,
-		Token:    resp.Msg.Runner.Token,
-		Address:  p.Client.Address(),
-		Insecure: strconv.FormatBool(p.Client.Insecure()),
-		Labels:   cfg.Labels,
-	}
-
-	file, err := json.MarshalIndent(data, "", "  ")
-	if err != nil {
-		log.WithError(err).Error("poller: cannot marshal the json input")
-		return data, err
-	}
-
-	// store runner config in .runner file
-	return data, os.WriteFile(cfg.File, file, 0o644)
-}

run.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+
+if [[ ! -d /data ]]; then
+  mkdir -p /data
+fi
+
+cd /data
+
+CONFIG_ARG=""
+if [[ ! -z "${CONFIG_FILE}" ]]; then
+  CONFIG_ARG="--config ${CONFIG_FILE}"
+fi
+
+# Use the same ENV variable names as https://github.com/vegardit/docker-gitea-act-runner
+
+if [[ ! -s .runner ]]; then
+  try=$((try + 1))
+  success=0
+
+  # The point of this loop is to make it simple, when running both act_runner and gitea in docker,
+  # for the act_runner to wait a moment for gitea to become available before erroring out.  Within
+  # the context of a single docker-compose, something similar could be done via healthchecks, but
+  # this is more flexible.
+  while [[ $success -eq 0 ]] && [[ $try -lt ${GITEA_MAX_REG_ATTEMPTS:-10} ]]; do
+    act_runner register \
+      --instance "${GITEA_INSTANCE_URL}" \
+      --token    "${GITEA_RUNNER_REGISTRATION_TOKEN}" \
+      --name     "${GITEA_RUNNER_NAME:-`hostname`}" \
+      --labels   "${GITEA_RUNNER_LABELS}" \
+      ${CONFIG_ARG} --no-interactive > /tmp/reg.log 2>&1
+
+    cat /tmp/reg.log
+
+    cat /tmp/reg.log | grep 'Runner registered successfully' > /dev/null
+    if [[ $? -eq 0 ]]; then
+      echo "SUCCESS"
+      success=1
+    else
+      echo "Waiting to retry ..."
+      sleep 5
+    fi
+  done
+fi
+
+act_runner daemon ${CONFIG_ARG}

runtime/runtime.go

@@ -1,64 +0,0 @@
-package runtime
-
-import (
-	"context"
-	"strings"
-
-	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
-	"gitea.com/gitea/act_runner/client"
-)
-
-// Runner runs the pipeline.
-type Runner struct {
-	Machine       string
-	ForgeInstance string
-	Environ       map[string]string
-	Client        client.Client
-	Labels        []string
-}
-
-// Run runs the pipeline stage.
-func (s *Runner) Run(ctx context.Context, task *runnerv1.Task) error {
-	return NewTask(s.ForgeInstance, task.Id, s.Client, s.Environ, s.platformPicker).Run(ctx, task)
-}
-
-func (s *Runner) platformPicker(labels []string) string {
-	// "ubuntu-18.04:docker://node:16-buster"
-	// "self-hosted"
-
-	platforms := make(map[string]string, len(labels))
-	for _, l := range s.Labels {
-		// "ubuntu-18.04:docker://node:16-buster"
-		splits := strings.SplitN(l, ":", 2)
-		if len(splits) == 1 {
-			// identifier for non docker execution environment
-			platforms[splits[0]] = "-self-hosted"
-			continue
-		}
-		// ["ubuntu-18.04", "docker://node:16-buster"]
-		k, v := splits[0], splits[1]
-
-		if prefix := "docker://"; !strings.HasPrefix(v, prefix) {
-			continue
-		} else {
-			v = strings.TrimPrefix(v, prefix)
-		}
-		// ubuntu-18.04 => node:16-buster
-		platforms[k] = v
-	}
-
-	for _, label := range labels {
-		if v, ok := platforms[label]; ok {
-			return v
-		}
-	}
-
-	// TODO: support multiple labels
-	// like:
-	//   ["ubuntu-22.04"] => "ubuntu:22.04"
-	//   ["with-gpu"] => "linux:with-gpu"
-	//   ["ubuntu-22.04", "with-gpu"] => "ubuntu:22.04_with-gpu"
-
-	// return default
-	return "node:16-bullseye"
-}

runtime/task.go

@@ -1,265 +0,0 @@
-package runtime
-
-import (
-	"bytes"
-	"context"
-	"encoding/json"
-	"fmt"
-	"os"
-	"path/filepath"
-	"sync"
-	"time"
-
-	runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
-	"gitea.com/gitea/act_runner/client"
-
-	"github.com/nektos/act/pkg/artifacts"
-	"github.com/nektos/act/pkg/common"
-	"github.com/nektos/act/pkg/model"
-	"github.com/nektos/act/pkg/runner"
-	log "github.com/sirupsen/logrus"
-)
-
-var globalTaskMap sync.Map
-
-type TaskInput struct {
-	repoDirectory string
-	// actor         string
-	// workdir string
-	// workflowsPath         string
-	// autodetectEvent       bool
-	// eventPath       string
-	// reuseContainers bool
-	// bindWorkdir     bool
-	// secrets         []string
-	envs map[string]string
-	// platforms       []string
-	// dryrun       bool
-	forcePull    bool
-	forceRebuild bool
-	// noOutput     bool
-	// envfile         string
-	// secretfile            string
-	insecureSecrets bool
-	// defaultBranch         string
-	privileged            bool
-	usernsMode            string
-	containerArchitecture string
-	containerDaemonSocket string
-	// noWorkflowRecurse     bool
-	useGitIgnore     bool
-	containerCapAdd  []string
-	containerCapDrop []string
-	// autoRemove         bool
-	artifactServerPath string
-	artifactServerPort string
-	jsonLogger         bool
-	// noSkipCheckout     bool
-	// remoteName            string
-
-	EnvFile string
-
-	containerNetworkMode string
-}
-
-type Task struct {
-	BuildID int64
-	Input   *TaskInput
-
-	client         client.Client
-	log            *log.Entry
-	platformPicker func([]string) string
-}
-
-// NewTask creates a new task
-func NewTask(forgeInstance string, buildID int64, client client.Client, runnerEnvs map[string]string, picker func([]string) string) *Task {
-	task := &Task{
-		Input: &TaskInput{
-			envs:                 runnerEnvs,
-			containerNetworkMode: "bridge", // TODO should be configurable
-		},
-		BuildID: buildID,
-
-		client:         client,
-		log:            log.WithField("buildID", buildID),
-		platformPicker: picker,
-	}
-	task.Input.repoDirectory, _ = os.Getwd()
-	return task
-}
-
-// getWorkflowsPath return the workflows directory, it will try .gitea first and then fallback to .github
-func getWorkflowsPath(dir string) (string, error) {
-	p := filepath.Join(dir, ".gitea/workflows")
-	_, err := os.Stat(p)
-	if err != nil {
-		if !os.IsNotExist(err) {
-			return "", err
-		}
-		return filepath.Join(dir, ".github/workflows"), nil
-	}
-	return p, nil
-}
-
-func getToken(task *runnerv1.Task) string {
-	token := task.Secrets["GITHUB_TOKEN"]
-	if task.Secrets["GITEA_TOKEN"] != "" {
-		token = task.Secrets["GITEA_TOKEN"]
-	}
-	if task.Context.Fields["token"].GetStringValue() != "" {
-		token = task.Context.Fields["token"].GetStringValue()
-	}
-	return token
-}
-
-func (t *Task) Run(ctx context.Context, task *runnerv1.Task) (lastErr error) {
-	ctx, cancel := context.WithCancel(ctx)
-	defer cancel()
-	_, exist := globalTaskMap.Load(task.Id)
-	if exist {
-		return fmt.Errorf("task %d already exists", task.Id)
-	}
-
-	// set task ve to global map
-	// when task is done or canceled, it will be removed from the map
-	globalTaskMap.Store(task.Id, t)
-	defer globalTaskMap.Delete(task.Id)
-
-	lastWords := ""
-	reporter := NewReporter(ctx, cancel, t.client, task)
-	defer func() {
-		// set the job to failed on an error return value
-		if lastErr != nil {
-			reporter.Fire(&log.Entry{
-				Data: log.Fields{
-					"jobResult": "failure",
-				},
-			})
-		}
-		_ = reporter.Close(lastWords)
-	}()
-	reporter.RunDaemon()
-
-	reporter.Logf("received task %v of job %v", task.Id, task.Context.Fields["job"].GetStringValue())
-
-	workflowsPath, err := getWorkflowsPath(t.Input.repoDirectory)
-	if err != nil {
-		lastWords = err.Error()
-		return err
-	}
-	t.log.Debugf("workflows path: %s", workflowsPath)
-
-	workflow, err := model.ReadWorkflow(bytes.NewReader(task.WorkflowPayload))
-	if err != nil {
-		lastWords = err.Error()
-		return err
-	}
-
-	var plan *model.Plan
-	jobIDs := workflow.GetJobIDs()
-	if len(jobIDs) != 1 {
-		err := fmt.Errorf("multiple jobs found: %v", jobIDs)
-		lastWords = err.Error()
-		return err
-	}
-	jobID := jobIDs[0]
-	plan = model.CombineWorkflowPlanner(workflow).PlanJob(jobID)
-	job := workflow.GetJob(jobID)
-	reporter.ResetSteps(len(job.Steps))
-
-	log.Infof("plan: %+v", plan.Stages[0].Runs)
-
-	token := getToken(task)
-	dataContext := task.Context.Fields
-
-	log.Infof("task %v repo is %v %v %v", task.Id, dataContext["repository"].GetStringValue(),
-		dataContext["gitea_default_actions_url"].GetStringValue(),
-		t.client.Address())
-
-	preset := &model.GithubContext{
-		Event:           dataContext["event"].GetStructValue().AsMap(),
-		RunID:           dataContext["run_id"].GetStringValue(),
-		RunNumber:       dataContext["run_number"].GetStringValue(),
-		Actor:           dataContext["actor"].GetStringValue(),
-		Repository:      dataContext["repository"].GetStringValue(),
-		EventName:       dataContext["event_name"].GetStringValue(),
-		Sha:             dataContext["sha"].GetStringValue(),
-		Ref:             dataContext["ref"].GetStringValue(),
-		RefName:         dataContext["ref_name"].GetStringValue(),
-		RefType:         dataContext["ref_type"].GetStringValue(),
-		HeadRef:         dataContext["head_ref"].GetStringValue(),
-		BaseRef:         dataContext["base_ref"].GetStringValue(),
-		Token:           token,
-		RepositoryOwner: dataContext["repository_owner"].GetStringValue(),
-		RetentionDays:   dataContext["retention_days"].GetStringValue(),
-	}
-	eventJSON, err := json.Marshal(preset.Event)
-	if err != nil {
-		lastWords = err.Error()
-		return err
-	}
-
-	maxLifetime := 3 * time.Hour
-	if deadline, ok := ctx.Deadline(); ok {
-		maxLifetime = time.Until(deadline)
-	}
-
-	input := t.Input
-	config := &runner.Config{
-		Workdir:               "/" + preset.Repository,
-		BindWorkdir:           false,
-		ReuseContainers:       false,
-		ForcePull:             input.forcePull,
-		ForceRebuild:          input.forceRebuild,
-		LogOutput:             true,
-		JSONLogger:            input.jsonLogger,
-		Env:                   input.envs,
-		Secrets:               task.Secrets,
-		InsecureSecrets:       input.insecureSecrets,
-		Privileged:            input.privileged,
-		UsernsMode:            input.usernsMode,
-		ContainerArchitecture: input.containerArchitecture,
-		ContainerDaemonSocket: input.containerDaemonSocket,
-		UseGitIgnore:          input.useGitIgnore,
-		GitHubInstance:        t.client.Address(),
-		ContainerCapAdd:       input.containerCapAdd,
-		ContainerCapDrop:      input.containerCapDrop,
-		AutoRemove:            true,
-		ArtifactServerPath:    input.artifactServerPath,
-		ArtifactServerPort:    input.artifactServerPort,
-		NoSkipCheckout:        true,
-		PresetGitHubContext:   preset,
-		EventJSON:             string(eventJSON),
-		ContainerNamePrefix:   fmt.Sprintf("GITEA-ACTIONS-TASK-%d", task.Id),
-		ContainerMaxLifetime:  maxLifetime,
-		ContainerNetworkMode:  input.containerNetworkMode,
-		DefaultActionInstance: dataContext["gitea_default_actions_url"].GetStringValue(),
-		PlatformPicker:        t.platformPicker,
-	}
-	r, err := runner.New(config)
-	if err != nil {
-		lastWords = err.Error()
-		return err
-	}
-
-	artifactCancel := artifacts.Serve(ctx, input.artifactServerPath, input.artifactServerPort)
-	t.log.Debugf("artifacts server started at %s:%s", input.artifactServerPath, input.artifactServerPort)
-
-	executor := r.NewPlanExecutor(plan).Finally(func(ctx context.Context) error {
-		artifactCancel()
-		return nil
-	})
-
-	t.log.Infof("workflow prepared")
-	reporter.Logf("workflow prepared")
-
-	// add logger recorders
-	ctx = common.WithLoggerHook(ctx, reporter)
-
-	if err := executor(ctx); err != nil {
-		lastWords = err.Error()
-		return err
-	}
-
-	return nil
-}