Files
kustomize/cmd/config/internal/commands/cmdsubcreate.go

94 lines
3.0 KiB
Go

// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package commands
import (
"github.com/spf13/cobra"
"sigs.k8s.io/kustomize/cmd/config/internal/generateddocs/commands"
"sigs.k8s.io/kustomize/cmd/config/internal/sub"
"sigs.k8s.io/kustomize/kyaml/kio"
)
// NewSubSetRunner returns a command runner.
func NewSubSetRunner(parent string) *SubSetRunner {
r := &SubSetRunner{}
set := &cobra.Command{
Use: "create PKG_DIR NAME [VALUE]",
Args: cobra.ExactArgs(3),
Short: commands.SubsetShort,
Long: commands.SubsetLong,
Example: commands.SubsetExamples,
PreRunE: r.preRunE,
RunE: r.runE,
}
set.Flags().StringVar(&r.Set.Marker.OwnedBy, "owned-by", "",
"set this owner on for the current value.")
set.Flags().StringVar(&r.Set.Marker.Description, "description", "",
"set this description for the current value description.")
set.Flags().StringVar(&r.Set.Marker.Substitution.Marker, "marker", "[MARKER]",
"use this marker.")
set.Flags().StringVar(&r.Set.Marker.Field, "field", "",
"name of the field to set -- e.g. --field port")
set.Flags().StringVar(&r.Set.ResourceMeta.Name, "name", "",
"name of the Resource on which to set the substitution.")
set.Flags().StringVar(&r.Set.ResourceMeta.Kind, "kind", "",
"kind of the Resource on which to set substitution.")
set.Flags().StringVar(&r.Set.Marker.Type, "type", "",
"field type -- e.g. int,float,bool,string.")
set.Flags().BoolVar(&r.Set.Marker.PartialMatch, "substring", false,
"if true, the value may be a substring of the current value.")
fixDocs(parent, set)
set.MarkFlagRequired("type")
set.MarkFlagRequired("field")
r.Command = set
return r
}
func SubSetCommand(parent string) *cobra.Command {
return NewSubSetRunner(parent).Command
}
type SubSetRunner struct {
Command *cobra.Command
Set sub.SetSubstitutionMarker
}
func (r *SubSetRunner) runE(c *cobra.Command, args []string) error {
return handleError(c, r.set(c, args))
}
func (r *SubSetRunner) preRunE(c *cobra.Command, args []string) error {
r.Set.Marker.Substitution.Name = args[1]
r.Set.Marker.Substitution.Value = args[2]
return nil
}
// perform the substitutions
func (r *SubSetRunner) set(c *cobra.Command, args []string) error {
rw := &kio.LocalPackageReadWriter{
PackagePath: args[0],
}
// add the substitution marker to the Resource
err := kio.Pipeline{
Inputs: []kio.Reader{rw},
Filters: []kio.Filter{&r.Set},
Outputs: []kio.Writer{rw},
}.Execute()
if err != nil {
return err
}
return nil
}