bridge: add random datadir to all testcases

This commit is contained in:
Dan Williams 2018-07-25 12:19:17 -05:00 committed by Mauricio Vasquez B
parent 696b1f9ab1
commit 4b296ba330

View File

@ -16,7 +16,9 @@ package main
import (
"fmt"
"io/ioutil"
"net"
"os"
"strings"
"github.com/containernetworking/cni/pkg/skel"
@ -83,6 +85,9 @@ const (
"ipam": {
"type": "host-local"`
ipamDataDirStr = `,
"dataDir": "%s"`
// Single subnet configuration (legacy)
subnetConfStr = `,
"subnet": "%s"`
@ -110,10 +115,13 @@ const (
// netConfJSON() generates a JSON network configuration string
// for a test case.
func (tc testCase) netConfJSON() string {
func (tc testCase) netConfJSON(dataDir string) string {
conf := fmt.Sprintf(netConfStr, tc.cniVersion, BRNAME)
if tc.subnet != "" || tc.ranges != nil {
conf += ipamStartStr
if dataDir != "" {
conf += fmt.Sprintf(ipamDataDirStr, dataDir)
}
if tc.subnet != "" {
conf += tc.subnetConfig()
}
@ -152,8 +160,8 @@ var counter uint
// createCmdArgs generates network configuration and creates command
// arguments for a test case.
func (tc testCase) createCmdArgs(targetNS ns.NetNS) *skel.CmdArgs {
conf := tc.netConfJSON()
func (tc testCase) createCmdArgs(targetNS ns.NetNS, dataDir string) *skel.CmdArgs {
conf := tc.netConfJSON(dataDir)
defer func() { counter += 1 }()
return &skel.CmdArgs{
ContainerID: fmt.Sprintf("dummy-%d", counter),
@ -215,7 +223,7 @@ func ipVersion(ip net.IP) string {
type cmdAddDelTester interface {
setNS(testNS ns.NetNS, targetNS ns.NetNS)
cmdAddTest(tc testCase)
cmdAddTest(tc testCase, dataDir string)
cmdDelTest(tc testCase)
}
@ -240,9 +248,9 @@ func (tester *testerV03x) setNS(testNS ns.NetNS, targetNS ns.NetNS) {
tester.targetNS = targetNS
}
func (tester *testerV03x) cmdAddTest(tc testCase) {
func (tester *testerV03x) cmdAddTest(tc testCase, dataDir string) {
// Generate network config and command arguments
tester.args = tc.createCmdArgs(tester.targetNS)
tester.args = tc.createCmdArgs(tester.targetNS, dataDir)
// Execute cmdADD on the plugin
var result *current.Result
@ -419,9 +427,9 @@ func (tester *testerV01xOr02x) setNS(testNS ns.NetNS, targetNS ns.NetNS) {
tester.targetNS = targetNS
}
func (tester *testerV01xOr02x) cmdAddTest(tc testCase) {
func (tester *testerV01xOr02x) cmdAddTest(tc testCase, dataDir string) {
// Generate network config and calculate gateway addresses
tester.args = tc.createCmdArgs(tester.targetNS)
tester.args = tc.createCmdArgs(tester.targetNS, dataDir)
// Execute cmdADD on the plugin
err := tester.testNS.Do(func(ns.NetNS) error {
@ -537,7 +545,7 @@ func (tester *testerV01xOr02x) cmdDelTest(tc testCase) {
Expect(err).NotTo(HaveOccurred())
}
func cmdAddDelTest(testNS ns.NetNS, tc testCase) {
func cmdAddDelTest(testNS ns.NetNS, tc testCase, dataDir string) {
// Get a Add/Del tester based on test case version
tester := testerByVersion(tc.cniVersion)
@ -547,7 +555,7 @@ func cmdAddDelTest(testNS ns.NetNS, tc testCase) {
tester.setNS(testNS, targetNS)
// Test IP allocation
tester.cmdAddTest(tc)
tester.cmdAddTest(tc, dataDir)
// Test IP Release
tester.cmdDelTest(tc)
@ -558,15 +566,20 @@ func cmdAddDelTest(testNS ns.NetNS, tc testCase) {
var _ = Describe("bridge Operations", func() {
var originalNS ns.NetNS
var dataDir string
BeforeEach(func() {
// Create a new NetNS so we don't modify the host
var err error
originalNS, err = testutils.NewNS()
Expect(err).NotTo(HaveOccurred())
dataDir, err = ioutil.TempDir("", "bridge_test")
Expect(err).NotTo(HaveOccurred())
})
AfterEach(func() {
Expect(os.RemoveAll(dataDir)).To(Succeed())
Expect(originalNS.Close()).To(Succeed())
})
@ -661,7 +674,7 @@ var _ = Describe("bridge Operations", func() {
}
for _, tc := range testCases {
tc.cniVersion = "0.3.0"
cmdAddDelTest(originalNS, tc)
cmdAddDelTest(originalNS, tc, dataDir)
}
})
@ -691,7 +704,7 @@ var _ = Describe("bridge Operations", func() {
}
for _, tc := range testCases {
tc.cniVersion = "0.3.1"
cmdAddDelTest(originalNS, tc)
cmdAddDelTest(originalNS, tc, dataDir)
}
})
@ -707,7 +720,7 @@ var _ = Describe("bridge Operations", func() {
Expect(err).NotTo(HaveOccurred())
defer targetNS.Close()
tester.setNS(originalNS, targetNS)
tester.args = tc.createCmdArgs(targetNS)
tester.args = tc.createCmdArgs(targetNS, dataDir)
// Execute cmdDEL on the plugin, expect no errors
tester.cmdDelTest(tc)
@ -739,7 +752,7 @@ var _ = Describe("bridge Operations", func() {
}
for _, tc := range testCases {
tc.cniVersion = "0.1.0"
cmdAddDelTest(originalNS, tc)
cmdAddDelTest(originalNS, tc, dataDir)
}
})
@ -909,7 +922,7 @@ var _ = Describe("bridge Operations", func() {
Expect(err).NotTo(HaveOccurred())
origMac := link.Attrs().HardwareAddr
cmdAddDelTest(originalNS, tc)
cmdAddDelTest(originalNS, tc, dataDir)
link, err = netlink.LinkByName(BRNAME)
Expect(err).NotTo(HaveOccurred())