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certdump consul-template plugin for writing vault-generated certificates to separate files
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package main | |
import ( | |
"io/ioutil" | |
"log" | |
"os" | |
"os/user" | |
"strconv" | |
) | |
func main() { | |
err := realMain() | |
if err != nil { | |
log.Fatal(err) | |
} | |
os.Exit(0) | |
} | |
func realMain() error { | |
if len(os.Args) != 4 { | |
// Ensure the empty input case is handled correctly | |
return nil | |
} | |
// certdump <filepath> <owner> <data> | |
path := os.Args[1] | |
owner := os.Args[2] | |
data := os.Args[3] | |
err := ioutil.WriteFile(path, []byte(data), 0700) | |
if err != nil { | |
return err | |
} | |
u, err := user.Lookup(owner) | |
if err != nil { | |
return err | |
} | |
uid, err := strconv.Atoi(u.Uid) | |
if err != nil { | |
return err | |
} | |
gid := os.Getgid() | |
err = os.Chmod(path, 0660) | |
if err != nil { | |
return err | |
} | |
err = os.Chown(path, uid, gid) | |
if err != nil { | |
return err | |
} | |
return nil | |
} |
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