github.com/stackdocker/rkt@v0.10.1-0.20151109095037-1aa827478248/tools/depsgen/kvcmd.go (about)

     1  // Copyright 2015 The rkt Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package main
    16  
    17  import (
    18  	"github.com/coreos/rkt/tools/common"
    19  )
    20  
    21  const (
    22  	kvCmd = "kv"
    23  )
    24  
    25  func init() {
    26  	cmds[kvCmd] = kvDeps
    27  }
    28  
    29  func kvDeps(args []string) string {
    30  	target, keysValues := kvGetArgs(args)
    31  	return GenerateKvDeps(target, keysValues)
    32  }
    33  
    34  func kvGetArgs(args []string) (string, map[string]string) {
    35  	f, target := standardFlags(kvCmd)
    36  
    37  	f.Parse(args)
    38  	if *target == "" {
    39  		common.Die("--target parameter must be specified and cannot be empty")
    40  	}
    41  	return *target, toMap(f.Args()...)
    42  }