/
bundle_patch.go
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/
bundle_patch.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 cmd
import (
"github.com/spf13/cobra"
"go.uber.org/zap"
"github.com/zntrio/harp/v2/pkg/bundle/patch"
"github.com/zntrio/harp/v2/pkg/sdk/cmdutil"
"github.com/zntrio/harp/v2/pkg/sdk/log"
"github.com/zntrio/harp/v2/pkg/tasks/bundle"
tplcmdutil "github.com/zntrio/harp/v2/pkg/template/cmdutil"
)
// -----------------------------------------------------------------------------.
type bundlePatchParams struct {
inputPath string
outputPath string
patchPath string
valueFiles []string
values []string
stringValues []string
fileValues []string
stopAtRuleIndex int
stopAtRuleID string
ignoreRuleIDs []string
ignoreRuleIndexes []int
}
var bundlePatchCmd = func() *cobra.Command {
params := &bundlePatchParams{}
cmd := &cobra.Command{
Use: "patch",
Short: "Apply patch to the given bundle",
Run: func(cmd *cobra.Command, args []string) {
// Initialize logger and context
ctx, cancel := cmdutil.Context(cmd.Context(), "harp-bundle-patch", conf.Debug.Enabled, conf.Instrumentation.Logs.Level)
defer cancel()
// Load values
valueOpts := tplcmdutil.ValueOptions{
ValueFiles: params.valueFiles,
Values: params.values,
StringValues: params.stringValues,
FileValues: params.fileValues,
}
values, err := valueOpts.MergeValues()
if err != nil {
log.For(ctx).Fatal("unable to process values", zap.Error(err))
}
// Prepare patch options.
opts := []patch.OptionFunc{
patch.WithStopAtRuleID(params.stopAtRuleID),
patch.WithStopAtRuleIndex(params.stopAtRuleIndex),
patch.WithIgnoreRuleIDs(params.ignoreRuleIDs...),
patch.WithIgnoreRuleIndexes(params.ignoreRuleIndexes...),
}
// Prepare task
t := &bundle.PatchTask{
ContainerReader: cmdutil.FileReader(params.inputPath),
PatchReader: cmdutil.FileReader(params.patchPath),
OutputWriter: cmdutil.FileWriter(params.outputPath),
Values: values,
Options: opts,
}
// Run the task
if err := t.Run(ctx); err != nil {
log.For(ctx).Fatal("unable to execute task", zap.Error(err))
}
},
}
// Parameters
cmd.Flags().StringVar(¶ms.inputPath, "in", "-", "Container input ('-' for stdin or filename)")
cmd.Flags().StringVar(¶ms.outputPath, "out", "", "Container output ('-' for stdout or a filename)")
cmd.Flags().StringVar(¶ms.patchPath, "spec", "", "Patch specification path ('-' for stdin or filename)")
log.CheckErr("unable to mark 'spec' flag as required.", cmd.MarkFlagRequired("spec"))
cmd.Flags().StringArrayVar(¶ms.valueFiles, "values", []string{}, "Specifies value files to load")
cmd.Flags().StringArrayVar(¶ms.values, "set", []string{}, "Specifies value (k=v)")
cmd.Flags().StringArrayVar(¶ms.stringValues, "set-string", []string{}, "Specifies value (k=string)")
cmd.Flags().StringArrayVar(¶ms.fileValues, "set-file", []string{}, "Specifies value (k=filepath)")
cmd.Flags().StringVar(¶ms.stopAtRuleID, "stop-at-rule-id", "", "Stop patch evaluation before the given rule ID")
cmd.Flags().IntVar(¶ms.stopAtRuleIndex, "stop-at-rule-index", -1, "Stop patch evaluation before the given rule index (0 for first rule)")
cmd.Flags().StringArrayVar(¶ms.ignoreRuleIDs, "ignore-rule-id", []string{}, "List of Rule identifier to ignore during evaluation")
cmd.Flags().IntSliceVar(¶ms.ignoreRuleIndexes, "ignore-rule-index", []int{}, "List of Rule index to ignore during evaluation")
return cmd
}