Add ulimit to docker build.

Signed-off-by: Lei Jitang <leijitang@huawei.com>

builder/evaluator.go

@@ -37,6 +37,7 @@ import (
 	"github.com/docker/docker/pkg/stringid"
 	"github.com/docker/docker/pkg/symlink"
 	"github.com/docker/docker/pkg/tarsum"
+	"github.com/docker/docker/pkg/ulimit"
 	"github.com/docker/docker/runconfig"
 	"github.com/docker/docker/utils"
 )
@@ -129,6 +130,7 @@ type builder struct {
 	cgroupParent string
 	memory       int64
 	memorySwap   int64
+	ulimits      []*ulimit.Ulimit
 
 	cancelled <-chan struct{} // When closed, job was cancelled.
 

builder/internals.go

@@ -615,6 +615,7 @@ func (b *builder) create() (*daemon.Container, error) {
 		CgroupParent: b.cgroupParent,
 		Memory:       b.memory,
 		MemorySwap:   b.memorySwap,
+		Ulimits:      b.ulimits,
 	}
 
 	config := *b.Config

builder/job.go

@@ -21,6 +21,7 @@ import (
 	"github.com/docker/docker/pkg/progressreader"
 	"github.com/docker/docker/pkg/streamformatter"
 	"github.com/docker/docker/pkg/stringid"
+	"github.com/docker/docker/pkg/ulimit"
 	"github.com/docker/docker/pkg/urlutil"
 	"github.com/docker/docker/registry"
 	"github.com/docker/docker/runconfig"
@@ -62,6 +63,7 @@ type Config struct {
 	CPUSetCpus     string
 	CPUSetMems     string
 	CgroupParent   string
+	Ulimits        []*ulimit.Ulimit
 	AuthConfigs    map[string]cliconfig.AuthConfig
 
 	Stdout  io.Writer
@@ -205,6 +207,7 @@ func Build(d *daemon.Daemon, buildConfig *Config) error {
 		cgroupParent:    buildConfig.CgroupParent,
 		memory:          buildConfig.Memory,
 		memorySwap:      buildConfig.MemorySwap,
+		ulimits:         buildConfig.Ulimits,
 		cancelled:       buildConfig.WaitCancelled(),
 		id:              stringid.GenerateRandomID(),
 	}