forgejo-federation/models/publickey.go

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package models
import (
"fmt"
"os"
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"os/exec"
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"path/filepath"
"time"
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"github.com/Unknwon/com"
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)
var (
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//publicKeyRootPath string
sshPath string
appPath string
tmplPublicKey = "### autogenerated by gitgos, DO NOT EDIT\n" +
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"command=\"%s serv key-%d\",no-port-forwarding," +
"no-X11-forwarding,no-agent-forwarding,no-pty %s\n"
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)
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func exePath() (string, error) {
file, err := exec.LookPath(os.Args[0])
if err != nil {
return "", err
}
return filepath.Abs(file)
}
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func homeDir() string {
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home, err := com.HomeDir()
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if err != nil {
return "/"
}
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return home
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}
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func init() {
var err error
appPath, err = exePath()
if err != nil {
println(err.Error())
os.Exit(2)
}
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sshPath = filepath.Join(homeDir(), ".ssh")
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}
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type PublicKey struct {
Id int64
OwnerId int64 `xorm:"index"`
Name string `xorm:"unique not null"`
Content string `xorm:"text not null"`
Created time.Time `xorm:"created"`
Updated time.Time `xorm:"updated"`
}
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func GenAuthorizedKey(keyId int64, key string) string {
return fmt.Sprintf(tmplPublicKey, appPath, keyId, key)
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}
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func AddPublicKey(key *PublicKey) error {
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_, err := orm.Insert(key)
if err != nil {
return err
}
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err = SaveAuthorizedKeyFile(key)
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if err != nil {
_, err2 := orm.Delete(key)
if err2 != nil {
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// TODO: log the error
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}
return err
}
return nil
}
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func DeletePublicKey(key *PublicKey) error {
_, err := orm.Delete(key)
return err
}
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func ListPublicKey(userId int64) ([]PublicKey, error) {
keys := make([]PublicKey, 0)
err := orm.Find(&keys, &PublicKey{OwnerId: userId})
return keys, err
}
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func SaveAuthorizedKeyFile(key *PublicKey) error {
p := filepath.Join(sshPath, "authorized_keys")
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f, err := os.OpenFile(p, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0600)
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if err != nil {
return err
}
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//os.Chmod(p, 0600)
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_, err = f.WriteString(GenAuthorizedKey(key.Id, key.Content))
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return err
}