mirror of
https://github.com/Luzifer/vault2env.git
synced 2024-09-19 17:13:00 +00:00
62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
package main
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import (
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"fmt"
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"log"
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"github.com/Luzifer/rconfig"
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"github.com/hashicorp/vault/api"
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)
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var (
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cfg = struct {
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VaultAddress string `flag:"vault-addr" env:"VAULT_ADDR" default:"https://127.0.0.1:8200" description:"Vault API address"`
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VaultAppID string `flag:"vault-app-id" env:"VAULT_APP_ID" default:"" description:"The app-id to use for authentication"`
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VaultUserID string `flag:"vault-user-id" env:"VAULT_USER_ID" default:"" description:"The user-id to use for authentication"`
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}{}
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version = "dev"
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)
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func init() {
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rconfig.Parse(&cfg)
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if cfg.VaultAppID == "" || cfg.VaultUserID == "" {
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log.Fatalf("[ERR] You need to set vault-app-id and vault-user-id")
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}
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if len(rconfig.Args()) != 2 {
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log.Fatalf("[ERR] Exactly one argument is supported: The path of the key containing env variables")
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}
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}
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func main() {
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client, err := api.NewClient(&api.Config{
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Address: cfg.VaultAddress,
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})
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if err != nil {
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log.Fatalf("Unable to create client: %s", err)
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}
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loginSecret, err := client.Logical().Write("auth/app-id/login/"+cfg.VaultAppID, map[string]interface{}{
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"user_id": cfg.VaultUserID,
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})
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if err != nil || loginSecret.Auth == nil {
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log.Fatalf("Unable to fetch authentication token: %s", err)
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}
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client.SetToken(loginSecret.Auth.ClientToken)
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data, err := client.Logical().Read(rconfig.Args()[1])
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if err != nil {
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log.Fatalf("Unable to fetch data: %s", err)
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}
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for k, v := range data.Data {
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fmt.Printf("export %s=\"%s\"\n", k, v)
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}
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if err := client.Auth().Token().RevokeSelf(client.Token()); err != nil {
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log.Printf("Unable to clean up: %s", err)
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}
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}
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