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pulumi.go
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pulumi.go
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// Copyright Nitric Pty Ltd.
//
// SPDX-License-Identifier: Apache-2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pulumi
import (
"crypto/rand"
"encoding/hex"
"fmt"
"os"
"github.com/spf13/afero"
"github.com/nitrictech/cli/pkg/paths"
"github.com/nitrictech/nitric/core/pkg/logger"
)
const passphraseBytes = 32
func randomString() (string, error) {
b := make([]byte, passphraseBytes)
_, err := rand.Read(b)
if err != nil {
return "", err
}
return hex.EncodeToString(b), nil
}
func EnsurePulumiPassphrase(fs afero.Fs) error {
if os.Getenv("PULUMI_CONFIG_PASSPHRASE") != "" || os.Getenv("PULUMI_CONFIG_PASSPHRASE_FILE") != "" {
return nil
}
path, err := GetOrGeneratePassphraseFile(fs, false)
if err != nil {
return fmt.Errorf("error ensuring nitric pulumi passphrase file: %w", err)
}
os.Setenv("PULUMI_CONFIG_PASSPHRASE_FILE", path)
return nil
}
func GetOrGeneratePassphraseFile(fs afero.Fs, isNonInteractive bool) (string, error) {
path := paths.NitricLocalPassphrasePath()
if exists, err := afero.Exists(fs, path); err == nil && exists {
logger.Debugf("using existing passphrase file: %s", path)
return path, nil
}
logger.Debugf("generating new passphrase file: %s", path)
newPassphrase, err := randomString()
if err != nil {
return "", fmt.Errorf("error generating passphrase: %w", err)
}
err = afero.WriteFile(fs, path, []byte(newPassphrase), os.ModePerm)
if err != nil {
return "", err
}
return path, nil
}