Bump to Buildah v1.27.0

As the title says.

Vendor Buildah v1.27.0 into Podman in preparation for Buildah v4.2

[No New Tests Needed]

Signed-off-by: tomsweeneyredhat <tsweeney@redhat.com>

vendor/github.com/containers/buildah/pkg/cli/build.go

@@ -19,6 +19,7 @@ import (
 	"github.com/containers/buildah/pkg/parse"
 	"github.com/containers/buildah/pkg/util"
 	"github.com/containers/common/pkg/auth"
+	"github.com/containers/image/v5/docker/reference"
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 )
@@ -233,10 +234,6 @@ func GenBuildOptions(c *cobra.Command, inputArgs []string, iopts BuildOptions) (
 		return options, nil, nil, errors.New("'rm' and 'force-rm' can only be set with either 'layers' or 'no-cache'")
 	}
 
-	if c.Flag("cache-from").Changed {
-		logrus.Debugf("build --cache-from not enabled, has no effect")
-	}
-
 	if c.Flag("compress").Changed {
 		logrus.Debugf("--compress option specified but is ignored")
 	}
@@ -290,6 +287,29 @@ func GenBuildOptions(c *cobra.Command, inputArgs []string, iopts BuildOptions) (
 			iopts.Quiet = true
 		}
 	}
+	var cacheTo reference.Named
+	var cacheFrom reference.Named
+	cacheTo = nil
+	cacheFrom = nil
+	if c.Flag("cache-to").Changed {
+		cacheTo, err = parse.RepoNameToNamedReference(iopts.CacheTo)
+		if err != nil {
+			return options, nil, nil, fmt.Errorf("unable to parse value provided `%s` to --cache-to: %w", iopts.CacheTo, err)
+		}
+	}
+	if c.Flag("cache-from").Changed {
+		cacheFrom, err = parse.RepoNameToNamedReference(iopts.CacheFrom)
+		if err != nil {
+			return options, nil, nil, fmt.Errorf("unable to parse value provided `%s` to --cache-from: %w", iopts.CacheTo, err)
+		}
+	}
+	var cacheTTL time.Duration
+	if c.Flag("cache-ttl").Changed {
+		cacheTTL, err = time.ParseDuration(iopts.CacheTTL)
+		if err != nil {
+			return options, nil, nil, fmt.Errorf("unable to parse value provided %q as --cache-ttl: %w", iopts.CacheTTL, err)
+		}
+	}
 	options = define.BuildOptions{
 		AddCapabilities:         iopts.CapAdd,
 		AdditionalBuildContexts: additionalBuildContext,
@@ -300,6 +320,9 @@ func GenBuildOptions(c *cobra.Command, inputArgs []string, iopts BuildOptions) (
 		Args:                    args,
 		BlobDirectory:           iopts.BlobCache,
 		BuildOutput:             iopts.BuildOutput,
+		CacheFrom:               cacheFrom,
+		CacheTo:                 cacheTo,
+		CacheTTL:                cacheTTL,
 		CNIConfigDir:            iopts.CNIConfigDir,
 		CNIPluginPath:           iopts.CNIPlugInPath,
 		CPPFlags:                iopts.CPPFlags,

vendor/github.com/containers/buildah/pkg/cli/common.go

@@ -54,6 +54,8 @@ type BudResults struct {
 	BuildArg            []string
 	BuildContext        []string
 	CacheFrom           string
+	CacheTo             string
+	CacheTTL            string
 	CertDir             string
 	Compress            bool
 	Creds               string
@@ -197,7 +199,9 @@ func GetBudFlags(flags *BudResults) pflag.FlagSet {
 	fs.StringArrayVar(&flags.OCIHooksDir, "hooks-dir", []string{}, "set the OCI hooks directory path (may be set multiple times)")
 	fs.StringArrayVar(&flags.BuildArg, "build-arg", []string{}, "`argument=value` to supply to the builder")
 	fs.StringArrayVar(&flags.BuildContext, "build-context", []string{}, "`argument=value` to supply additional build context to the builder")
-	fs.StringVar(&flags.CacheFrom, "cache-from", "", "images to utilise as potential cache sources. The build process does not currently support caching so this is a NOOP.")
+	fs.StringVar(&flags.CacheFrom, "cache-from", "", "remote repository to utilise as potential cache source.")
+	fs.StringVar(&flags.CacheTo, "cache-to", "", "remote repository to utilise as potential cache destination.")
+	fs.StringVar(&flags.CacheTTL, "cache-ttl", "", "only consider cache images under specified duration.")
 	fs.StringVar(&flags.CertDir, "cert-dir", "", "use certificates at the specified path to access the registry")
 	fs.BoolVar(&flags.Compress, "compress", false, "this is a legacy option, which has no effect on the image")
 	fs.StringArrayVar(&flags.CPPFlags, "cpp-flag", []string{}, "set additional flag to pass to C preprocessor (cpp)")
@@ -276,6 +280,8 @@ func GetBudFlagsCompletions() commonComp.FlagCompletions {
 	flagCompletion["build-arg"] = commonComp.AutocompleteNone
 	flagCompletion["build-context"] = commonComp.AutocompleteNone
 	flagCompletion["cache-from"] = commonComp.AutocompleteNone
+	flagCompletion["cache-to"] = commonComp.AutocompleteNone
+	flagCompletion["cache-ttl"] = commonComp.AutocompleteNone
 	flagCompletion["cert-dir"] = commonComp.AutocompleteDefault
 	flagCompletion["cpp-flag"] = commonComp.AutocompleteNone
 	flagCompletion["creds"] = commonComp.AutocompleteNone