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authorQi Wang <qiwan@redhat.com>2019-07-22 09:47:42 -0400
committerQi Wang <qiwan@redhat.com>2019-08-09 15:21:34 -0400
commitdecfea65bed9e84373c8cdc538f79686c0ad40b9 (patch)
treefce60eb1ae070ef691432d63970ded2eabf8b67d /libpod/image
parentd05798e5e8efcb1acdd8794edfa0f82bf5f01045 (diff)
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add --pull flag for podman create&run
Requirement from https://github.com/containers/libpod/issues/3575#issuecomment-512238393 Added --pull for podman create and pull to match the newly added flag in docker CLI. `missing`: default value, podman will pull the image if it does not exist in the local. `always`: podman will always pull the image. `never`: podman will never pull the image. Signed-off-by: Qi Wang <qiwan@redhat.com>
Diffstat (limited to 'libpod/image')
-rw-r--r--libpod/image/image.go6
-rw-r--r--libpod/image/image_test.go11
2 files changed, 10 insertions, 7 deletions
diff --git a/libpod/image/image.go b/libpod/image/image.go
index 068491f28..cb7c390c6 100644
--- a/libpod/image/image.go
+++ b/libpod/image/image.go
@@ -135,7 +135,7 @@ func (ir *Runtime) NewFromLocal(name string) (*Image, error) {
// New creates a new image object where the image could be local
// or remote
-func (ir *Runtime) New(ctx context.Context, name, signaturePolicyPath, authfile string, writer io.Writer, dockeroptions *DockerRegistryOptions, signingoptions SigningOptions, forcePull bool, label *string) (*Image, error) {
+func (ir *Runtime) New(ctx context.Context, name, signaturePolicyPath, authfile string, writer io.Writer, dockeroptions *DockerRegistryOptions, signingoptions SigningOptions, label *string, pullType util.PullType) (*Image, error) {
span, _ := opentracing.StartSpanFromContext(ctx, "newImage")
span.SetTag("type", "runtime")
defer span.Finish()
@@ -145,11 +145,13 @@ func (ir *Runtime) New(ctx context.Context, name, signaturePolicyPath, authfile
InputName: name,
imageruntime: ir,
}
- if !forcePull {
+ if pullType != util.PullImageAlways {
localImage, err := newImage.getLocalImage()
if err == nil {
newImage.image = localImage
return &newImage, nil
+ } else if pullType == util.PullImageNever {
+ return nil, err
}
}
diff --git a/libpod/image/image_test.go b/libpod/image/image_test.go
index e93ebf797..5a6d095f6 100644
--- a/libpod/image/image_test.go
+++ b/libpod/image/image_test.go
@@ -3,12 +3,13 @@ package image
import (
"context"
"fmt"
- "github.com/containers/libpod/libpod/events"
"io"
"io/ioutil"
"os"
"testing"
+ "github.com/containers/libpod/libpod/events"
+ "github.com/containers/libpod/pkg/util"
"github.com/containers/storage"
"github.com/opencontainers/go-digest"
"github.com/stretchr/testify/assert"
@@ -89,9 +90,9 @@ func TestImage_NewFromLocal(t *testing.T) {
ir, err := NewImageRuntimeFromOptions(so)
assert.NoError(t, err)
ir.Eventer = events.NewNullEventer()
- bb, err := ir.New(context.Background(), "docker.io/library/busybox:latest", "", "", writer, nil, SigningOptions{}, false, nil)
+ bb, err := ir.New(context.Background(), "docker.io/library/busybox:latest", "", "", writer, nil, SigningOptions{}, nil, util.PullImageMissing)
assert.NoError(t, err)
- bbglibc, err := ir.New(context.Background(), "docker.io/library/busybox:glibc", "", "", writer, nil, SigningOptions{}, false, nil)
+ bbglibc, err := ir.New(context.Background(), "docker.io/library/busybox:glibc", "", "", writer, nil, SigningOptions{}, nil, util.PullImageMissing)
assert.NoError(t, err)
tm, err := makeLocalMatrix(bb, bbglibc)
@@ -139,7 +140,7 @@ func TestImage_New(t *testing.T) {
// Iterate over the names and delete the image
// after the pull
for _, img := range names {
- newImage, err := ir.New(context.Background(), img, "", "", writer, nil, SigningOptions{}, false, nil)
+ newImage, err := ir.New(context.Background(), img, "", "", writer, nil, SigningOptions{}, nil, util.PullImageMissing)
assert.NoError(t, err)
assert.NotEqual(t, newImage.ID(), "")
err = newImage.Remove(context.Background(), false)
@@ -168,7 +169,7 @@ func TestImage_MatchRepoTag(t *testing.T) {
ir, err := NewImageRuntimeFromOptions(so)
assert.NoError(t, err)
ir.Eventer = events.NewNullEventer()
- newImage, err := ir.New(context.Background(), "busybox", "", "", os.Stdout, nil, SigningOptions{}, false, nil)
+ newImage, err := ir.New(context.Background(), "busybox", "", "", os.Stdout, nil, SigningOptions{}, nil, util.PullImageMissing)
assert.NoError(t, err)
err = newImage.TagImage("foo:latest")
assert.NoError(t, err)