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-rw-r--r--pkg/util/utils.go47
-rw-r--r--pkg/util/utils_test.go16
-rw-r--r--pkg/varlinkapi/images.go2
3 files changed, 48 insertions, 17 deletions
diff --git a/pkg/util/utils.go b/pkg/util/utils.go
index 5ffb05dda..5b4dfe9fa 100644
--- a/pkg/util/utils.go
+++ b/pkg/util/utils.go
@@ -73,10 +73,18 @@ func StringInSlice(s string, sl []string) bool {
return false
}
+// ImageConfig is a wrapper around the OCIv1 Image Configuration struct exported
+// by containers/image, but containing additional fields that are not supported
+// by OCIv1 (but are by Docker v2) - notably OnBuild.
+type ImageConfig struct {
+ v1.ImageConfig
+ OnBuild []string
+}
+
// GetImageConfig produces a v1.ImageConfig from the --change flag that is
// accepted by several Podman commands. It accepts a (limited subset) of
// Dockerfile instructions.
-func GetImageConfig(changes []string) (v1.ImageConfig, error) {
+func GetImageConfig(changes []string) (ImageConfig, error) {
// Valid changes:
// USER
// EXPOSE
@@ -87,8 +95,9 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
// WORKDIR
// LABEL
// STOPSIGNAL
+ // ONBUILD
- config := v1.ImageConfig{}
+ config := ImageConfig{}
for _, change := range changes {
// First, let's assume proper Dockerfile format - space
@@ -98,7 +107,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
if len(split) != 2 {
split = strings.SplitN(change, "=", 2)
if len(split) != 2 {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - must be formatted as KEY VALUE", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - must be formatted as KEY VALUE", change)
}
}
@@ -108,7 +117,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
case "USER":
// Assume literal contents are the user.
if value == "" {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - must provide a value to USER", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - must provide a value to USER", change)
}
config.User = value
case "EXPOSE":
@@ -117,14 +126,14 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
// Protocol must be "tcp" or "udp"
splitPort := strings.Split(value, "/")
if len(splitPort) > 2 {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE port must be formatted as PORT[/PROTO]", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE port must be formatted as PORT[/PROTO]", change)
}
portNum, err := strconv.Atoi(splitPort[0])
if err != nil {
- return v1.ImageConfig{}, errors.Wrapf(err, "invalid change %q - EXPOSE port must be an integer", change)
+ return ImageConfig{}, errors.Wrapf(err, "invalid change %q - EXPOSE port must be an integer", change)
}
if portNum > 65535 || portNum <= 0 {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE port must be a valid port number", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE port must be a valid port number", change)
}
proto := "tcp"
if len(splitPort) > 1 {
@@ -133,7 +142,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
case "tcp", "udp":
proto = testProto
default:
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE protocol must be TCP or UDP", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - EXPOSE protocol must be TCP or UDP", change)
}
}
if config.ExposedPorts == nil {
@@ -157,7 +166,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
key = splitEnv[0]
// We do need a key
if key == "" {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - ENV must have at least one argument", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - ENV must have at least one argument", change)
}
// Perfectly valid to not have a value
if len(splitEnv) == 2 {
@@ -219,11 +228,11 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
testUnmarshal = strings.Split(value, " ")
}
if len(testUnmarshal) == 0 {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - must provide at least one argument to VOLUME", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - must provide at least one argument to VOLUME", change)
}
for _, vol := range testUnmarshal {
if vol == "" {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - VOLUME paths must not be empty", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - VOLUME paths must not be empty", change)
}
if config.Volumes == nil {
config.Volumes = make(map[string]struct{})
@@ -237,7 +246,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
// WORKDIR c results in /A/b/c
// Just need to check it's not empty...
if value == "" {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - must provide a non-empty WORKDIR", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - must provide a non-empty WORKDIR", change)
}
config.WorkingDir = filepath.Join(config.WorkingDir, value)
case "LABEL":
@@ -254,7 +263,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
splitLabel := strings.SplitN(value, "=", 2)
// Unlike ENV, LABEL must have a value
if len(splitLabel) != 2 {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - LABEL must be formatted key=value", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - LABEL must be formatted key=value", change)
}
key = splitLabel[0]
val = splitLabel[1]
@@ -267,7 +276,7 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
}
// Check key after we strip quotations
if key == "" {
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - LABEL must have a non-empty key", change)
+ return ImageConfig{}, errors.Errorf("invalid change %q - LABEL must have a non-empty key", change)
}
if config.Labels == nil {
config.Labels = make(map[string]string)
@@ -279,11 +288,17 @@ func GetImageConfig(changes []string) (v1.ImageConfig, error) {
// negative numbers.
killSignal, err := signal.ParseSignal(value)
if err != nil {
- return v1.ImageConfig{}, errors.Wrapf(err, "invalid change %q - KILLSIGNAL must be given a valid signal", change)
+ return ImageConfig{}, errors.Wrapf(err, "invalid change %q - KILLSIGNAL must be given a valid signal", change)
}
config.StopSignal = fmt.Sprintf("%d", killSignal)
+ case "ONBUILD":
+ // Onbuild always appends.
+ if value == "" {
+ return ImageConfig{}, errors.Errorf("invalid change %q - ONBUILD must be given an argument", change)
+ }
+ config.OnBuild = append(config.OnBuild, value)
default:
- return v1.ImageConfig{}, errors.Errorf("invalid change %q - invalid instruction %s", change, outerKey)
+ return ImageConfig{}, errors.Errorf("invalid change %q - invalid instruction %s", change, outerKey)
}
}
diff --git a/pkg/util/utils_test.go b/pkg/util/utils_test.go
index e60c644fd..f4b03599d 100644
--- a/pkg/util/utils_test.go
+++ b/pkg/util/utils_test.go
@@ -238,6 +238,22 @@ func TestGetImageConfigStopSignal(t *testing.T) {
assert.NotNil(t, err)
}
+func TestGetImageConfigOnBuild(t *testing.T) {
+ onBuildOne, err := GetImageConfig([]string{"ONBUILD ADD /testdir1"})
+ require.Nil(t, err)
+ require.Equal(t, 1, len(onBuildOne.OnBuild))
+ assert.Equal(t, onBuildOne.OnBuild[0], "ADD /testdir1")
+
+ onBuildTwo, err := GetImageConfig([]string{"ONBUILD ADD /testdir1", "ONBUILD ADD /testdir2"})
+ require.Nil(t, err)
+ require.Equal(t, 2, len(onBuildTwo.OnBuild))
+ assert.Equal(t, onBuildTwo.OnBuild[0], "ADD /testdir1")
+ assert.Equal(t, onBuildTwo.OnBuild[1], "ADD /testdir2")
+
+ _, err = GetImageConfig([]string{"ONBUILD "})
+ assert.NotNil(t, err)
+}
+
func TestGetImageConfigMisc(t *testing.T) {
_, err := GetImageConfig([]string{""})
assert.NotNil(t, err)
diff --git a/pkg/varlinkapi/images.go b/pkg/varlinkapi/images.go
index 7abffa42a..604a455a5 100644
--- a/pkg/varlinkapi/images.go
+++ b/pkg/varlinkapi/images.go
@@ -602,7 +602,7 @@ func (i *LibpodAPI) ImportImage(call iopodman.VarlinkCall, source, reference, me
{Comment: message},
}
config := v1.Image{
- Config: configChanges,
+ Config: configChanges.ImageConfig,
History: history,
}
newImage, err := i.Runtime.ImageRuntime().Import(getContext(), source, reference, nil, image.SigningOptions{}, config)
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-16 20:51:06 +0000