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authorDaniel J Walsh <dwalsh@redhat.com>2020-04-18 05:57:18 -0400
committerDaniel J Walsh <dwalsh@redhat.com>2020-04-20 15:50:46 -0400
commita2ad5bb9e1541707af39a19ec18997f6f0d77a0e (patch)
tree752bf4075f25e256bf0e33f1348e537498a3a2bf /pkg/specgen
parent5928e8fe80e1f013049f1a980a4c945ee35570c3 (diff)
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Add functions to return image informations
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'pkg/specgen')
-rw-r--r--pkg/specgen/generate/container.go81
1 files changed, 53 insertions, 28 deletions
diff --git a/pkg/specgen/generate/container.go b/pkg/specgen/generate/container.go
index 7233acb8a..1ca89edfe 100644
--- a/pkg/specgen/generate/container.go
+++ b/pkg/specgen/generate/container.go
@@ -20,17 +20,27 @@ func CompleteSpec(ctx context.Context, r *libpod.Runtime, s *specgen.SpecGenerat
}
// Image stop signal
- if s.StopSignal == nil && newImage.Config != nil {
- sig, err := signal.ParseSignalNameOrNumber(newImage.Config.StopSignal)
+ if s.StopSignal == nil {
+ stopSignal, err := newImage.StopSignal(ctx)
+ if err != nil {
+ return err
+ }
+ sig, err := signal.ParseSignalNameOrNumber(stopSignal)
if err != nil {
return err
}
s.StopSignal = &sig
}
+
// Image envs from the image if they don't exist
// already
- if newImage.Config != nil && len(newImage.Config.Env) > 0 {
- envs, err := envLib.ParseSlice(newImage.Config.Env)
+ env, err := newImage.Env(ctx)
+ if err != nil {
+ return err
+ }
+
+ if len(env) > 0 {
+ envs, err := envLib.ParseSlice(env)
if err != nil {
return err
}
@@ -41,12 +51,15 @@ func CompleteSpec(ctx context.Context, r *libpod.Runtime, s *specgen.SpecGenerat
}
}
+ labels, err := newImage.Labels(ctx)
+ if err != nil {
+ return err
+ }
+
// labels from the image that dont exist already
- if config := newImage.Config; config != nil {
- for k, v := range config.Labels {
- if _, exists := s.Labels[k]; !exists {
- s.Labels[k] = v
- }
+ for k, v := range labels {
+ if _, exists := s.Labels[k]; !exists {
+ s.Labels[k] = v
}
}
@@ -75,20 +88,30 @@ func CompleteSpec(ctx context.Context, r *libpod.Runtime, s *specgen.SpecGenerat
}
// entrypoint
- if config := newImage.Config; config != nil {
- if len(s.Entrypoint) < 1 && len(config.Entrypoint) > 0 {
- s.Entrypoint = config.Entrypoint
- }
- if len(s.Command) < 1 && len(config.Cmd) > 0 {
- s.Command = config.Cmd
- }
- if len(s.Command) < 1 && len(s.Entrypoint) < 1 {
- return errors.Errorf("No command provided or as CMD or ENTRYPOINT in this image")
- }
- // workdir
- if len(s.WorkDir) < 1 && len(config.WorkingDir) > 1 {
- s.WorkDir = config.WorkingDir
- }
+ entrypoint, err := newImage.Entrypoint(ctx)
+ if err != nil {
+ return err
+ }
+ if len(s.Entrypoint) < 1 && len(entrypoint) > 0 {
+ s.Entrypoint = entrypoint
+ }
+ command, err := newImage.Cmd(ctx)
+ if err != nil {
+ return err
+ }
+ if len(s.Command) < 1 && len(command) > 0 {
+ s.Command = command
+ }
+ if len(s.Command) < 1 && len(s.Entrypoint) < 1 {
+ return errors.Errorf("No command provided or as CMD or ENTRYPOINT in this image")
+ }
+ // workdir
+ workingDir, err := newImage.WorkingDir(ctx)
+ if err != nil {
+ return err
+ }
+ if len(s.WorkDir) < 1 && len(workingDir) > 1 {
+ s.WorkDir = workingDir
}
if len(s.SeccompProfilePath) < 1 {
@@ -99,15 +122,17 @@ func CompleteSpec(ctx context.Context, r *libpod.Runtime, s *specgen.SpecGenerat
s.SeccompProfilePath = p
}
- if user := s.User; len(user) == 0 {
- switch {
+ if len(s.User) == 0 {
+ s.User, err = newImage.User(ctx)
+ if err != nil {
+ return err
+ }
+
// TODO This should be enabled when namespaces actually work
//case usernsMode.IsKeepID():
// user = fmt.Sprintf("%d:%d", rootless.GetRootlessUID(), rootless.GetRootlessGID())
- case newImage.Config == nil || (newImage.Config != nil && len(newImage.Config.User) == 0):
+ if len(s.User) == 0 {
s.User = "0"
- default:
- s.User = newImage.Config.User
}
}
if err := finishThrottleDevices(s); err != nil {