From 60be55a7d1ea49913cb3953b60d1eb5aabd879f1 Mon Sep 17 00:00:00 2001
From: Eugene Yakubovich <eugene.yakubovich@coreos.com>
Date: Thu, 17 Sep 2015 14:56:13 -0700
Subject: [PATCH] remove host-local-ptp plugin

---
 build                                |  4 --
 plugins/ipam/host-local/allocator.go | 56 ----------------------------
 plugins/ipam/host-local/main.go      | 14 +------
 3 files changed, 1 insertion(+), 73 deletions(-)

diff --git a/build b/build
index 99f42fb4..e2bb47ab 100755
--- a/build
+++ b/build
@@ -27,7 +27,3 @@ for d in $PLUGINS; do
 		go install ${REPO_PATH}/$d
 	fi
 done
-
-if [ ! -h $GOBIN/host-local-ptp ]; then
-	ln -s host-local $GOBIN/host-local-ptp
-fi
diff --git a/plugins/ipam/host-local/allocator.go b/plugins/ipam/host-local/allocator.go
index 56c79479..9756a117 100644
--- a/plugins/ipam/host-local/allocator.go
+++ b/plugins/ipam/host-local/allocator.go
@@ -133,50 +133,6 @@ func (a *IPAllocator) Get(id string) (*types.IPConfig, error) {
 	return nil, fmt.Errorf("no IP addresses available in network: %s", a.conf.Name)
 }
 
-// Allocates both an IP and the Gateway IP, i.e. a /31
-// This is used for Point-to-Point links
-func (a *IPAllocator) GetPtP(id string) (*types.IPConfig, error) {
-	a.store.Lock()
-	defer a.store.Unlock()
-
-	for cur := a.start; !cur.Equal(a.end); cur = ip.NextIP(cur) {
-		// we're looking for unreserved even, odd pair
-		if !evenIP(cur) {
-			continue
-		}
-
-		gw := cur
-		reserved, err := a.store.Reserve(id, gw)
-		if err != nil {
-			return nil, err
-		}
-		if reserved {
-			cur = ip.NextIP(cur)
-			if cur.Equal(a.end) {
-				break
-			}
-
-			reserved, err := a.store.Reserve(id, cur)
-			if err != nil {
-				return nil, err
-			}
-			if reserved {
-				// found them both!
-				_, bits := a.conf.Subnet.Mask.Size()
-				mask := net.CIDRMask(bits-1, bits)
-
-				return &types.IPConfig{
-					IP:      net.IPNet{cur, mask},
-					Gateway: gw,
-					Routes:  a.conf.Routes,
-				}, nil
-			}
-		}
-	}
-
-	return nil, fmt.Errorf("no ip addresses available in network: %s", a.conf.Name)
-}
-
 // Releases all IPs allocated for the container with given ID
 func (a *IPAllocator) Release(id string) error {
 	a.store.Lock()
@@ -204,15 +160,3 @@ func networkRange(ipnet *net.IPNet) (net.IP, net.IP, error) {
 	}
 	return ipnet.IP, end, nil
 }
-
-func evenIP(ip net.IP) bool {
-	i := ip.To4()
-	if i == nil {
-		i = ip.To16()
-		if i == nil {
-			panic("IP is not v4 or v6")
-		}
-	}
-
-	return i[len(i)-1]%2 == 0
-}
diff --git a/plugins/ipam/host-local/main.go b/plugins/ipam/host-local/main.go
index 18c97561..06c95c9c 100644
--- a/plugins/ipam/host-local/main.go
+++ b/plugins/ipam/host-local/main.go
@@ -15,8 +15,6 @@
 package main
 
 import (
-	"errors"
-
 	"github.com/appc/cni/plugins/ipam/host-local/backend/disk"
 
 	"github.com/appc/cni/pkg/skel"
@@ -51,17 +49,7 @@ func cmdAdd(args *skel.CmdArgs) error {
 		return err
 	}
 
-	var ipConf *types.IPConfig
-
-	switch ipamConf.Type {
-	case "host-local":
-		ipConf, err = allocator.Get(args.ContainerID)
-	case "host-local-ptp":
-		ipConf, err = allocator.GetPtP(args.ContainerID)
-	default:
-		return errors.New("Unsupported IPAM plugin type")
-	}
-
+	ipConf, err := allocator.Get(args.ContainerID)
 	if err != nil {
 		return err
 	}