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sous_metadata_set.go
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/
sous_metadata_set.go
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package cli
import (
"flag"
"github.com/opentable/sous/config"
"github.com/opentable/sous/graph"
sous "github.com/opentable/sous/lib"
"github.com/opentable/sous/util/cmdr"
"github.com/pkg/errors"
)
type SousMetadataSet struct {
config.DeployFilterFlags
*sous.ResolveFilter
*sous.State
graph.CurrentGDM
sous.StateWriter
}
func init() { MetadataSubcommands["set"] = &SousMetadataSet{} }
const sousMetadataSetHelp = `set deployment metadata`
func (*SousMetadataSet) Help() string { return sousMetadataSetHelp }
func (smg *SousMetadataSet) AddFlags(fs *flag.FlagSet) {
MustAddFlags(fs, &smg.DeployFilterFlags, MetadataFilterFlagsHelp)
}
func (smg *SousMetadataSet) RegisterOn(psy Addable) {
psy.Add(&smg.DeployFilterFlags)
}
func (smg *SousMetadataSet) Execute(args []string) cmdr.Result {
if len(args) < 2 {
return EnsureErrorResult(errors.Errorf("<name> and <value> both required"))
}
if smg.DeployFilterFlags.Repo == "" {
return EnsureErrorResult(errors.Errorf("-repo is required"))
}
key := args[0]
value := args[1]
filtered := smg.CurrentGDM.Clone().Filter(smg.ResolveFilter.FilterDeployment)
insertion := make([]*sous.Deployment, 0, filtered.Len())
for _, dep := range filtered.Snapshot() {
dep.Metadata[key] = value
insertion = append(insertion, dep)
}
err := smg.State.UpdateDeployments(insertion...)
if err != nil {
return EnsureErrorResult(err)
}
err = smg.StateWriter.WriteState(smg.State)
if err != nil {
return EnsureErrorResult(err)
}
return cmdr.Success()
}