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Allow update of existing env vars #3

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merged 1 commit into from
Feb 9, 2016
Merged

Allow update of existing env vars #3

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13 changes: 7 additions & 6 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -56,24 +56,25 @@ func execWithCredentials(argv []string, creds *credentials) error {
return err
}

os.Setenv("AWS_ACCESS_KEY_ID", creds.AccessKeyID)
os.Setenv("AWS_SECRET_ACCESS_KEY", creds.SecretAccessKey)
os.Setenv("AWS_SESSION_TOKEN", creds.SessionToken)
os.Setenv("AWS_SECURITY_TOKEN", creds.SessionToken)

env := os.Environ()
env = append(env, fmt.Sprintf("AWS_ACCESS_KEY_ID=%s", creds.AccessKeyId))
env = append(env, fmt.Sprintf("AWS_SECRET_ACCESS_KEY=%s", creds.SecretAccessKey))
env = append(env, fmt.Sprintf("AWS_SESSION_TOKEN=%s", creds.SessionToken))
env = append(env, fmt.Sprintf("AWS_SECURITY_TOKEN=%s", creds.SessionToken))
return syscall.Exec(argv0, argv, env)
}

type credentials struct {
AccessKeyId string
AccessKeyID string
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Look at you being all idiomatic.

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I'd take more credit if it wasn't my editor yelling at me everytime I open someone elses go :)

SecretAccessKey string
SessionToken string
}

// printCredentials prints the credentials in a way that can easily be sourced
// with bash.
func printCredentials(creds *credentials) {
fmt.Printf("export AWS_ACCESS_KEY_ID=\"%s\"\n", creds.AccessKeyId)
fmt.Printf("export AWS_ACCESS_KEY_ID=\"%s\"\n", creds.AccessKeyID)
fmt.Printf("export AWS_SECRET_ACCESS_KEY=\"%s\"\n", creds.SecretAccessKey)
fmt.Printf("export AWS_SESSION_TOKEN=\"%s\"\n", creds.SessionToken)
fmt.Printf("export AWS_SECURITY_TOKEN=\"%s\"\n", creds.SessionToken)
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