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build: add cache-from and cache-to support

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Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
This commit is contained in:
Tonis Tiigi
2019-04-17 23:07:01 -07:00
parent 2ad963bcb1
commit 96a148020a
4 changed files with 114 additions and 2 deletions
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16
commands/build.go
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@ -26,6 +26,7 @@ type buildOptions struct {
buildArgs []string
cacheFrom []string
cacheTo []string
target string
platforms []string
secrets []string
@ -153,6 +154,18 @@ func runBuild(dockerCli command.Cli, in buildOptions) error {
opts.Exports = outputs
cacheImports, err := build.ParseCacheEntry(in.cacheFrom)
if err != nil {
return err
}
opts.CacheFrom = cacheImports
cacheExports, err := build.ParseCacheEntry(in.cacheTo)
if err != nil {
return err
}
opts.CacheTo = cacheExports
return buildTargets(ctx, dockerCli, map[string]build.Options{"default": opts}, in.progress)
}
@ -195,7 +208,8 @@ func buildCmd(dockerCli command.Cli) *cobra.Command {
flags.StringArrayVar(&options.labels, "label", []string{}, "Set metadata for an image")
flags.StringSliceVar(&options.cacheFrom, "cache-from", []string{}, "Images to consider as cache sources")
flags.StringArrayVar(&options.cacheFrom, "cache-from", []string{}, "External cache sources (eg. user/app:cache, type=local,src=path/to/dir)")
flags.StringArrayVar(&options.cacheTo, "cache-to", []string{}, "Cache export destinations (eg. user/app:cache, type=local,dest=path/to/dir)")
flags.StringVar(&options.target, "target", "", "Set the target build stage to build.")