mirror of https://github.com/perkeep/perkeep.git
95 lines
2.0 KiB
Go
95 lines
2.0 KiB
Go
/*
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Copyright 2013 The Perkeep Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"perkeep.org/internal/osutil"
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"perkeep.org/pkg/client"
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"perkeep.org/pkg/cmdmain"
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)
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var envMap = map[string]func() string{
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"configdir": func() string {
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dir, err := osutil.PerkeepConfigDir()
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if err != nil {
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log.Fatal(err)
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}
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return dir
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},
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"clientconfig": osutil.UserClientConfigPath,
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"serverconfig": osutil.UserServerConfigPath,
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"srcroot": envSrcRoot,
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"secretring": envSecretRingFile,
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}
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type envCmd struct{}
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func init() {
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cmdmain.RegisterMode("env", func(flags *flag.FlagSet) cmdmain.CommandRunner {
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return new(envCmd)
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})
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}
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func (c *envCmd) Describe() string {
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return "Return Perkeep environment information"
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}
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func (c *envCmd) Usage() {
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fmt.Fprintf(os.Stderr, "pk env [key]\n")
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}
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func (c *envCmd) RunCommand(args []string) error {
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if len(args) == 0 {
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for k, fn := range envMap {
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fmt.Printf("%s: %s\n", k, fn())
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}
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return nil
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}
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if len(args) > 1 {
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return cmdmain.UsageError("only 0 or 1 arguments allowed")
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}
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fn := envMap[args[0]]
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if fn == nil {
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return fmt.Errorf("unknown environment key %q", args[0])
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}
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fmt.Println(fn())
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return nil
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}
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func envSrcRoot() string {
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for _, dir := range filepath.SplitList(os.Getenv("GOPATH")) {
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if d := filepath.Join(dir, "src", "perkeep.org"); osutil.DirExists(d) {
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return d
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}
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}
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return ""
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}
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func envSecretRingFile() string {
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cc, err := client.New()
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if err != nil {
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return ""
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}
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return cc.SecretRingFile()
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}
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