diff options
Diffstat (limited to 'libpod')
-rw-r--r-- | libpod/container_commit.go | 166 |
1 files changed, 65 insertions, 101 deletions
diff --git a/libpod/container_commit.go b/libpod/container_commit.go index 42f298a81..cab204546 100644 --- a/libpod/container_commit.go +++ b/libpod/container_commit.go @@ -3,7 +3,6 @@ package libpod import ( "context" "fmt" - "os" "strings" "github.com/containers/buildah" @@ -12,6 +11,7 @@ import ( "github.com/containers/libpod/libpod/define" "github.com/containers/libpod/libpod/events" "github.com/containers/libpod/libpod/image" + libpodutil "github.com/containers/libpod/pkg/util" "github.com/pkg/errors" "github.com/sirupsen/logrus" ) @@ -32,10 +32,6 @@ type ContainerCommitOptions struct { // Commit commits the changes between a container and its image, creating a new // image func (c *Container) Commit(ctx context.Context, destImage string, options ContainerCommitOptions) (*image.Image, error) { - var ( - isEnvCleared, isLabelCleared, isExposeCleared, isVolumeCleared bool - ) - if c.config.Rootfs != "" { return nil, errors.Errorf("cannot commit a container that uses an exploded rootfs") } @@ -51,7 +47,7 @@ func (c *Container) Commit(ctx context.Context, destImage string, options Contai if c.state.State == define.ContainerStateRunning && options.Pause { if err := c.pause(); err != nil { - return nil, errors.Wrapf(err, "error pausing container %q", c.ID()) + return nil, errors.Wrapf(err, "error pausing container %q to commit", c.ID()) } defer func() { if err := c.unpause(); err != nil { @@ -103,7 +99,7 @@ func (c *Container) Commit(ctx context.Context, destImage string, options Contai } // Expose ports for _, p := range c.config.PortMappings { - importBuilder.SetPort(fmt.Sprintf("%d", p.ContainerPort)) + importBuilder.SetPort(fmt.Sprintf("%d/%s", p.ContainerPort, p.Protocol)) } // Labels for k, v := range c.Labels() { @@ -111,7 +107,9 @@ func (c *Container) Commit(ctx context.Context, destImage string, options Contai } // No stop signal // User - importBuilder.SetUser(c.User()) + if c.config.User != "" { + importBuilder.SetUser(c.config.User) + } // Volumes if options.IncludeVolumes { for _, v := range c.config.UserVolumes { @@ -119,107 +117,73 @@ func (c *Container) Commit(ctx context.Context, destImage string, options Contai importBuilder.AddVolume(v) } } - } - // Workdir - importBuilder.SetWorkDir(c.Spec().Process.Cwd) - - genCmd := func(cmd string) []string { - trim := func(cmd []string) []string { - if len(cmd) == 0 { - return cmd + } else { + // Only include anonymous named volumes added by the user by + // default. + for _, v := range c.config.NamedVolumes { + include := false + for _, userVol := range c.config.UserVolumes { + if userVol == v.Dest { + include = true + break + } } - - retCmd := []string{} - for _, c := range cmd { - if len(c) >= 2 { - if c[0] == '"' && c[len(c)-1] == '"' { - retCmd = append(retCmd, c[1:len(c)-1]) - continue - } + if include { + vol, err := c.runtime.GetVolume(v.Name) + if err != nil { + return nil, errors.Wrapf(err, "volume %s used in container %s has been removed", v.Name, c.ID()) + } + if vol.IsCtrSpecific() { + importBuilder.AddVolume(v.Dest) } - retCmd = append(retCmd, c) } - return retCmd - } - if strings.HasPrefix(cmd, "[") { - cmd = strings.TrimPrefix(cmd, "[") - cmd = strings.TrimSuffix(cmd, "]") - return trim(strings.Split(cmd, ",")) } - return []string{"/bin/sh", "-c", cmd} } - // Process user changes - for _, change := range options.Changes { - splitChange := strings.SplitN(change, "=", 2) - if len(splitChange) != 2 { - splitChange = strings.SplitN(change, " ", 2) - if len(splitChange) < 2 { - return nil, errors.Errorf("invalid change %s format", change) - } - } + // Workdir + importBuilder.SetWorkDir(c.config.Spec.Process.Cwd) - switch strings.ToUpper(splitChange[0]) { - case "CMD": - importBuilder.SetCmd(genCmd(splitChange[1])) - case "ENTRYPOINT": - importBuilder.SetEntrypoint(genCmd(splitChange[1])) - case "ENV": - change := strings.Split(splitChange[1], " ") - name := change[0] - val := "" - if len(change) < 2 { - change = strings.Split(change[0], "=") - } - if len(change) < 2 { - var ok bool - val, ok = os.LookupEnv(name) - if !ok { - return nil, errors.Errorf("invalid env variable %q: not defined in your environment", name) - } - } else { - name = change[0] - val = strings.Join(change[1:], " ") - } - if !isEnvCleared { // Multiple values are valid, only clear once. - importBuilder.ClearEnv() - isEnvCleared = true - } - importBuilder.SetEnv(name, val) - case "EXPOSE": - if !isExposeCleared { // Multiple values are valid, only clear once - importBuilder.ClearPorts() - isExposeCleared = true - } - importBuilder.SetPort(splitChange[1]) - case "LABEL": - change := strings.Split(splitChange[1], " ") - if len(change) < 2 { - change = strings.Split(change[0], "=") - } - if len(change) < 2 { - return nil, errors.Errorf("invalid label %s format, requires to NAME=VAL", splitChange[1]) - } - if !isLabelCleared { // multiple values are valid, only clear once - importBuilder.ClearLabels() - isLabelCleared = true - } - importBuilder.SetLabel(change[0], strings.Join(change[1:], " ")) - case "ONBUILD": - importBuilder.SetOnBuild(splitChange[1]) - case "STOPSIGNAL": - // No Set StopSignal - case "USER": - importBuilder.SetUser(splitChange[1]) - case "VOLUME": - if !isVolumeCleared { // multiple values are valid, only clear once - importBuilder.ClearVolumes() - isVolumeCleared = true - } - importBuilder.AddVolume(splitChange[1]) - case "WORKDIR": - importBuilder.SetWorkDir(splitChange[1]) + // Process user changes + newImageConfig, err := libpodutil.GetImageConfig(options.Changes) + if err != nil { + return nil, err + } + if newImageConfig.User != "" { + importBuilder.SetUser(newImageConfig.User) + } + // EXPOSE only appends + for port := range newImageConfig.ExposedPorts { + importBuilder.SetPort(port) + } + // ENV only appends + for _, env := range newImageConfig.Env { + splitEnv := strings.SplitN(env, "=", 2) + key := splitEnv[0] + value := "" + if len(splitEnv) == 2 { + value = splitEnv[1] } + importBuilder.SetEnv(key, value) + } + if newImageConfig.Entrypoint != nil { + importBuilder.SetEntrypoint(newImageConfig.Entrypoint) + } + if newImageConfig.Cmd != nil { + importBuilder.SetCmd(newImageConfig.Cmd) + } + // VOLUME only appends + for vol := range newImageConfig.Volumes { + importBuilder.AddVolume(vol) + } + if newImageConfig.WorkingDir != "" { + importBuilder.SetWorkDir(newImageConfig.WorkingDir) } + for k, v := range newImageConfig.Labels { + importBuilder.SetLabel(k, v) + } + if newImageConfig.StopSignal != "" { + importBuilder.SetStopSignal(newImageConfig.StopSignal) + } + candidates, _, _, err := util.ResolveName(destImage, "", sc, c.runtime.store) if err != nil { return nil, errors.Wrapf(err, "error resolving name %q", destImage) |