luzifer/vault-patch
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Modernize code

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2024-04-10 18:44:42 +02:00
parent 94c92a010e
commit 2b4216cb3d
Signed by: luzifer
SSH key fingerprint: SHA256:/xtE5lCgiRDQr8SLxHMS92ZBlACmATUmF1crK16Ks4E
1 changed files with 29 additions and 27 deletions
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56
main.go
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@ -2,12 +2,11 @@ package main
import (
"fmt"
"io/ioutil"
"os"
"github.com/hashicorp/vault/api"
homedir "github.com/mitchellh/go-homedir"
log "github.com/sirupsen/logrus"
"github.com/sirupsen/logrus"
"github.com/Luzifer/go_helpers/v2/env"
"github.com/Luzifer/rconfig/v2"
@ -30,7 +29,7 @@ func vaultTokenFromDisk() string {
return ""
}
data, err := ioutil.ReadFile(vf)
data, err := os.ReadFile(vf) //#nosec G304 // Intended to load file from disk
if err != nil {
return ""
}
@ -38,42 +37,45 @@ func vaultTokenFromDisk() string {
return string(data)
}
func loadConfig() error {
rconfig.SetVariableDefaults(map[string]string{
"vault-token": vaultTokenFromDisk(),
})
if err := rconfig.Parse(&cfg); err != nil {
return err
func initApp() (err error) {
rconfig.SetVariableDefaults(map[string]string{"vault-token": vaultTokenFromDisk()})
rconfig.AutoEnv(true)
if err = rconfig.Parse(&cfg); err != nil {
return fmt.Errorf("parsing CLI options: %w", err)
}
if cfg.VersionAndExit {
fmt.Printf("vault-patch %s\n", version)
os.Exit(0)
logLevel, err := logrus.ParseLevel(cfg.LogLevel)
if err != nil {
return fmt.Errorf("parsing log level: %w", err)
}
if logLevel, err := log.ParseLevel(cfg.LogLevel); err == nil {
log.SetLevel(logLevel)
} else {
return fmt.Errorf("Unable to parse log level: %s", err)
}
logrus.SetLevel(logLevel)
return nil
}
func main() {
if err := loadConfig(); err != nil {
log.Fatalf("Unable to load CLI config: %s", err)
var err error
if err = initApp(); err != nil {
logrus.WithError(err).Fatal("initializing app")
}
if len(rconfig.Args()) < 2 {
log.Fatalf("Usage: vault-patch [options] path data")
if cfg.VersionAndExit {
fmt.Printf("vault-patch %s\n", version) //nolint:forbidigo
os.Exit(0)
}
if len(rconfig.Args()) < 2 { //nolint:gomnd
logrus.Fatal("Usage: vault-patch [options] <path> <data>")
}
client, err := api.NewClient(&api.Config{
Address: cfg.VaultAddress,
})
if err != nil {
log.Fatalf("Unable to create Vault client: %s", err)
logrus.WithError(err).Fatal("creating Vault client")
}
client.SetToken(cfg.VaultToken)
@ -82,21 +84,21 @@ func main() {
s, err := client.Logical().Read(key)
if err != nil || s == nil {
log.Fatalf("Could not read key %q from vault: %s", key, err)
logrus.WithError(err).Fatal("reading key from vault")
}
data := s.Data
if data == nil {
data = make(map[string]interface{})
data = make(map[string]any)
}
for k, v := range env.ListToMap(rconfig.Args()[2:len(rconfig.Args())]) {
for k, v := range env.ListToMap(rconfig.Args()[2:]) {
data[k] = v
}
if _, err := client.Logical().Write(key, data); err != nil {
log.Fatalf("Could not write data to key %q: %s", key, err)
logrus.WithError(err).Fatal("writing data to key")
}
log.Printf("Data successfully written to key %q", key)
logrus.Print("data successfully written to key")
}