Happy birthday Docker! cgroup-parent option for docker build. Thanks to Michael, Nathan and Jessie for their support! #42

Signed-off-by: Julien Barbier <write0@gmail.com>

api/client/build.go

@@ -58,6 +58,7 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
 	flCpuQuota := cmd.Int64([]string{"-cpu-quota"}, 0, "Limit the CPU CFS (Completely Fair Scheduler) quota")
 	flCPUSetCpus := cmd.String([]string{"-cpuset-cpus"}, "", "CPUs in which to allow execution (0-3, 0,1)")
 	flCPUSetMems := cmd.String([]string{"-cpuset-mems"}, "", "MEMs in which to allow execution (0-3, 0,1)")
+	flCgroupParent := cmd.String([]string{"-cgroup-parent"}, "", "Optional parent cgroup for the container")
 
 	cmd.Require(flag.Exact, 1)
 	cmd.ParseFlags(args, true)
@@ -276,6 +277,7 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
 	v.Set("cpuquota", strconv.FormatInt(*flCpuQuota, 10))
 	v.Set("memory", strconv.FormatInt(memory, 10))
 	v.Set("memswap", strconv.FormatInt(memorySwap, 10))
+	v.Set("cgroupparent", *flCgroupParent)
 
 	v.Set("dockerfile", *dockerfileName)
 

api/server/server.go

@@ -1346,6 +1346,7 @@ func (s *Server) postBuild(eng *engine.Engine, version version.Version, w http.R
 	buildConfig.CpuQuota = int64Value(r, "cpuquota")
 	buildConfig.CpuSetCpus = r.FormValue("cpusetcpus")
 	buildConfig.CpuSetMems = r.FormValue("cpusetmems")
+	buildConfig.CgroupParent = r.FormValue("cgroupparent")
 
 	// Job cancellation. Note: not all job types support this.
 	if closeNotifier, ok := w.(http.CloseNotifier); ok {