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>

1 files changed, 7 insertions, 1 deletions

diff --git a/cmd/podman/shared/create.go b/cmd/podman/shared/create.go
index 84cba4b75..6e873aade 100644
--- a/cmd/podman/shared/create.go
+++ b/cmd/podman/shared/create.go
@@ -83,7 +83,13 @@ func CreateContainer(ctx context.Context, c *GenericCLIResults, runtime *libpod.
 		} else {
 			return nil, nil, errors.Errorf("error, no input arguments were provided")
 		}
-		newImage, err := runtime.ImageRuntime().New(ctx, name, rtc.SignaturePolicyPath, GetAuthFile(c.String("authfile")), writer, nil, image.SigningOptions{}, false, nil)
+
+		pullType, err := util.ValidatePullType(c.String("pull"))
+		if err != nil {
+			return nil, nil, err
+		}
+
+		newImage, err := runtime.ImageRuntime().New(ctx, name, rtc.SignaturePolicyPath, GetAuthFile(c.String("authfile")), writer, nil, image.SigningOptions{}, nil, pullType)
 		if err != nil {
 			return nil, nil, err
 		}