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111 lines
2.0 KiB
Go
111 lines
2.0 KiB
Go
package hostess
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import (
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// "errors"
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"fmt"
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"github.com/codegangsta/cli"
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"os"
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)
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func MaybeErrorln(c *cli.Context, message string) {
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if !c.Bool("q") {
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os.Stderr.WriteString(fmt.Sprintf("%s: %s\n", c.Command.Name, message))
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}
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}
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func MaybeError(c *cli.Context, message string) {
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MaybeErrorln(c, message)
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os.Exit(1)
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}
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func MaybePrintln(c *cli.Context, message string) {
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if !c.Bool("s") {
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fmt.Println(message)
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}
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}
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func MaybeLoadHostFile(c *cli.Context) *Hostfile {
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hostsfile, errs := LoadHostFile()
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if len(errs) > 0 && !c.Bool("f") {
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for _, err := range errs {
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MaybeErrorln(c, err.Error())
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}
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MaybeError(c, "Errors while parsing hostsfile")
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}
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return hostsfile
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}
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func SprintEnabled(on bool) string {
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if on {
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return "(On)"
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} else {
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return "(Off)"
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}
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}
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func Add(c *cli.Context) {
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if len(c.Args()) != 2 {
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MaybeError(c, "expected <hostname> <ip>")
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}
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hostsfile := MaybeLoadHostFile(c)
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hostname := Hostname{c.Args()[0], c.Args()[1], true}
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err := hostsfile.Add(hostname)
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if err == nil {
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if c.Bool("n") {
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fmt.Println(hostsfile.Format())
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} else {
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MaybePrintln(c, fmt.Sprintf("Added %s -> %s %s", hostname.Domain, hostname.Ip, SprintEnabled(hostname.Enabled)))
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hostsfile.Save()
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}
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} else {
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MaybeError(c, err.Error())
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}
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}
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func Del(c *cli.Context) error {
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return nil
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}
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func Has(c *cli.Context) error {
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return nil
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}
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func Off(c *cli.Context) error {
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return nil
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}
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func On(c *cli.Context) error {
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return nil
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}
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func Ls(c *cli.Context) error {
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return nil
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}
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const fix_help = `Programmatically rewrite your hostsfile.
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Domains pointing to the same IP will be consolidated, sorted, and extra
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whitespace and comments will be removed.
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hostess fix Rewrite the hostsfile
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hostess fix -n Show the new hostsfile. Don't write it
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`
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func Fix(c *cli.Context) {
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hostfile := MaybeLoadHostFile(c)
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if c.Bool("n") {
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fmt.Println(hostfile.Format())
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} else {
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hostfile.Save()
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}
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}
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func Dump(c *cli.Context) error {
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return nil
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}
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func Apply(c *cli.Context) error {
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return nil
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}
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