diff options
Diffstat (limited to 'vendor/github.com/openshift/imagebuilder/dispatchers.go')
| -rw-r--r-- | vendor/github.com/openshift/imagebuilder/dispatchers.go | 84 |
1 files changed, 66 insertions, 18 deletions
diff --git a/vendor/github.com/openshift/imagebuilder/dispatchers.go b/vendor/github.com/openshift/imagebuilder/dispatchers.go index ff365848a..e7f2f97bf 100644 --- a/vendor/github.com/openshift/imagebuilder/dispatchers.go +++ b/vendor/github.com/openshift/imagebuilder/dispatchers.go @@ -19,6 +19,7 @@ import ( docker "github.com/fsouza/go-dockerclient" + "github.com/containerd/containerd/platforms" "github.com/openshift/imagebuilder/signal" "github.com/openshift/imagebuilder/strslice" ) @@ -27,6 +28,27 @@ var ( obRgex = regexp.MustCompile(`(?i)^\s*ONBUILD\s*`) ) +var localspec = platforms.DefaultSpec() + +// https://docs.docker.com/engine/reference/builder/#automatic-platform-args-in-the-global-scope +var builtinBuildArgs = map[string]string{ + "TARGETPLATFORM": localspec.OS + "/" + localspec.Architecture, + "TARGETOS": localspec.OS, + "TARGETARCH": localspec.Architecture, + "TARGETVARIANT": localspec.Variant, + "BUILDPLATFORM": localspec.OS + "/" + localspec.Architecture, + "BUILDOS": localspec.OS, + "BUILDARCH": localspec.Architecture, + "BUILDVARIANT": localspec.Variant, +} + +func init() { + if localspec.Variant != "" { + builtinBuildArgs["TARGETPLATFORM"] = builtinBuildArgs["TARGETPLATFORM"] + "/" + localspec.Variant + builtinBuildArgs["BUILDPLATFORM"] = builtinBuildArgs["BUILDPLATFORM"] + "/" + localspec.Variant + } +} + // ENV foo bar // // Sets the environment variable foo to bar, also makes interpolation @@ -131,14 +153,16 @@ func add(b *Builder, args []string, attributes map[string]bool, flagArgs []strin var chown string last := len(args) - 1 dest := makeAbsolute(args[last], b.RunConfig.WorkingDir) - if len(flagArgs) > 0 { - for _, arg := range flagArgs { - switch { - case strings.HasPrefix(arg, "--chown="): - chown = strings.TrimPrefix(arg, "--chown=") - default: - return fmt.Errorf("ADD only supports the --chown=<uid:gid> flag") - } + for _, a := range flagArgs { + arg, err := ProcessWord(a, b.Env) + if err != nil { + return err + } + switch { + case strings.HasPrefix(arg, "--chown="): + chown = strings.TrimPrefix(arg, "--chown=") + default: + return fmt.Errorf("ADD only supports the --chown=<uid:gid> flag") } } b.PendingCopies = append(b.PendingCopies, Copy{Src: args[0:last], Dest: dest, Download: true, Chown: chown}) @@ -157,16 +181,18 @@ func dispatchCopy(b *Builder, args []string, attributes map[string]bool, flagArg dest := makeAbsolute(args[last], b.RunConfig.WorkingDir) var chown string var from string - if len(flagArgs) > 0 { - for _, arg := range flagArgs { - switch { - case strings.HasPrefix(arg, "--chown="): - chown = strings.TrimPrefix(arg, "--chown=") - case strings.HasPrefix(arg, "--from="): - from = strings.TrimPrefix(arg, "--from=") - default: - return fmt.Errorf("COPY only supports the --chown=<uid:gid> and the --from=<image|stage> flags") - } + for _, a := range flagArgs { + arg, err := ProcessWord(a, b.Env) + if err != nil { + return err + } + switch { + case strings.HasPrefix(arg, "--chown="): + chown = strings.TrimPrefix(arg, "--chown=") + case strings.HasPrefix(arg, "--from="): + from = strings.TrimPrefix(arg, "--from=") + default: + return fmt.Errorf("COPY only supports the --chown=<uid:gid> and the --from=<image|stage> flags") } } b.PendingCopies = append(b.PendingCopies, Copy{From: from, Src: args[0:last], Dest: dest, Download: false, Chown: chown}) @@ -516,6 +542,8 @@ func healthcheck(b *Builder, args []string, attributes map[string]bool, flagArgs return nil } +var targetArgs = []string{"TARGETOS", "TARGETARCH", "TARGETVARIANT"} + // ARG name[=value] // // Adds the variable foo to the trusted list of variables that can be passed @@ -543,6 +571,26 @@ func arg(b *Builder, args []string, attributes map[string]bool, flagArgs []strin name = parts[0] value = parts[1] hasDefault = true + if name == "TARGETPLATFORM" { + p, err := platforms.Parse(value) + if err != nil { + return fmt.Errorf("error parsing TARGETPLATFORM argument") + } + for _, val := range targetArgs { + b.AllowedArgs[val] = true + } + b.Args["TARGETPLATFORM"] = p.OS + "/" + p.Architecture + b.Args["TARGETOS"] = p.OS + b.Args["TARGETARCH"] = p.Architecture + b.Args["TARGETVARIANT"] = p.Variant + if p.Variant != "" { + b.Args["TARGETPLATFORM"] = b.Args["TARGETPLATFORM"] + "/" + p.Variant + } + } + } else if val, ok := builtinBuildArgs[arg]; ok { + name = arg + value = val + hasDefault = true } else { name = arg hasDefault = false |