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Merge pull request #1 from talal/cleanup
add init command and minor cleanup
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,7 @@ | ||
| module github.com/talal/bonclay | ||
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| require ( | ||
| github.com/talal/go-bits v0.0.0-20190112130027-6c329ec8a3e2 | ||
| github.com/talal/go-bits/cli v0.0.0-20190206232352-5b28e4a5144d | ||
| github.com/talal/go-bits/color v0.0.0-20190206232352-5b28e4a5144d | ||
| gopkg.in/yaml.v2 v2.2.2 | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| package commands | ||
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| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
| "strings" | ||
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| "github.com/talal/bonclay/pkg/file" | ||
| "github.com/talal/bonclay/pkg/mistertwo" | ||
| "github.com/talal/bonclay/pkg/write" | ||
| "github.com/talal/go-bits/cli" | ||
| ) | ||
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| const backupDesc = `Backup files/directories to their target location.` | ||
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| const backupUsage = ` | ||
| Usage: bonclay backup <config-file> | ||
| Backup uses the 'source:target' pairs defined in the configuration spec | ||
| to copy the sources to the targets. | ||
| ` | ||
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| // Backup represents the backup command. | ||
| var Backup = makeBackupCmd() | ||
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| func makeBackupCmd() cli.Command { | ||
| fs := flag.NewFlagSet("bonclay backup", flag.ExitOnError) | ||
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| fs.Usage = func() { | ||
| fmt.Println(strings.TrimSpace(backupUsage)) | ||
| } | ||
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| return cli.Command{ | ||
| Name: "backup", | ||
| Desc: backupDesc, | ||
| Action: func(args []string) { | ||
| fs.Parse(args) | ||
| args = fs.Args() | ||
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| if len(args) != 1 { | ||
| fs.Usage() | ||
| os.Exit(1) | ||
| } | ||
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| cfg := mistertwo.NewConfiguration(args[0]) | ||
| backupTask(cfg) | ||
| }, | ||
| } | ||
| } | ||
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| // backupTask uses 'source:target' pairs defined in the configuration spec to copy | ||
| // the sources to the targets. | ||
| func backupTask(config *mistertwo.Configuration) { | ||
| write.TaskHeader("backup") | ||
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| errors := make([]string, 0, len(config.Spec)) | ||
| for src, dst := range config.Spec { | ||
| err := file.Copy(src, dst, config.Backup.Overwrite) | ||
| if err != nil { | ||
| errors = append(errors, err.Error()) | ||
| write.TaskFailure(src, dst) | ||
| continue | ||
| } | ||
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| write.TaskSuccess(src, dst) | ||
| } | ||
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| write.TaskFooter("backup", len(errors) == 0) | ||
| write.TaskErrors(errors) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| package commands | ||
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| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
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| "github.com/talal/go-bits/cli" | ||
| ) | ||
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| const initDesc = `Create a new config file in the current directory.` | ||
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| const initUsage = ` | ||
| Usage: bonclay init | ||
| Create a new config file in the current directory with sane defaults and | ||
| example spec section. | ||
| ` | ||
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| const exampleConfig = ` | ||
| # For a detailed description on the different options, take a look at the | ||
| # user guide: https://github.com/talal/bonclay/blob/master/doc/guide.md | ||
| backup: | ||
| overwrite: false | ||
| restore: | ||
| overwrite: false | ||
| sync: | ||
| clean: true | ||
| overwrite: true | ||
| spec: | ||
| # ~/examplefile: file | ||
| # ~/exampledir: dir | ||
| # ~/dir/another one: another one | ||
| ` | ||
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| // Init represents the init command. | ||
| var Init = makeInitCmd() | ||
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| func makeInitCmd() cli.Command { | ||
| fs := flag.NewFlagSet("bonclay init", flag.ExitOnError) | ||
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| fs.Usage = func() { | ||
| fmt.Println(strings.TrimSpace(initUsage)) | ||
| } | ||
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| return cli.Command{ | ||
| Name: "init", | ||
| Desc: initDesc, | ||
| Action: func(args []string) { | ||
| fs.Parse(args) | ||
| args = fs.Args() | ||
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| if len(args) > 0 { | ||
| fs.Usage() | ||
| os.Exit(1) | ||
| } | ||
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| initTask() | ||
| }, | ||
| } | ||
| } | ||
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| // initTask creates a sample config file (bonclay.conf.yaml) in the current | ||
| // directory. | ||
| func initTask() { | ||
| cwd, err := os.Getwd() | ||
| if err != nil { | ||
| cwd = os.Getenv("PWD") | ||
| } | ||
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| cfgPath := filepath.Join(filepath.Clean(cwd), "bonclay.conf.yaml") | ||
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| _, err = os.Lstat(cfgPath) | ||
| if err == nil { | ||
| fmt.Fprintf(os.Stderr, "bonclay: error: config file already exists: %s\n", cfgPath) | ||
| os.Exit(1) | ||
| } | ||
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| f, err := os.Create(cfgPath) | ||
| if err != nil { | ||
| fmt.Fprintf(os.Stderr, "bonclay: error: could not create config file: %s\n", cfgPath) | ||
| os.Exit(1) | ||
| } | ||
| defer f.Close() | ||
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| _, err = f.WriteString(strings.TrimSpace(exampleConfig)) | ||
| if err != nil { | ||
| fmt.Fprintf(os.Stderr, "bonclay: error: could not create config file: %s\n", cfgPath) | ||
| os.Exit(1) | ||
| } | ||
| f.Sync() | ||
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| fmt.Printf("bonclay: config file created: %s\n", cfgPath) | ||
| } |
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