github.com/zntrio/harp/v2@v2.0.9/pkg/tasks/to/vault.go (about)

     1  // Licensed to Elasticsearch B.V. under one or more contributor
     2  // license agreements. See the NOTICE file distributed with
     3  // this work for additional information regarding copyright
     4  // ownership. Elasticsearch B.V. licenses this file to you under
     5  // the Apache License, Version 2.0 (the "License"); you may
     6  // not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing,
    12  // software distributed under the License is distributed on an
    13  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    14  // KIND, either express or implied.  See the License for the
    15  // specific language governing permissions and limitations
    16  // under the License.
    17  
    18  package to
    19  
    20  import (
    21  	"context"
    22  	"fmt"
    23  
    24  	"github.com/hashicorp/vault/api"
    25  
    26  	"github.com/zntrio/harp/v2/pkg/bundle"
    27  	bundlevault "github.com/zntrio/harp/v2/pkg/bundle/vault"
    28  	"github.com/zntrio/harp/v2/pkg/tasks"
    29  	"github.com/zntrio/harp/v2/pkg/vault"
    30  )
    31  
    32  // VaultTask implements secret-container publication process to Vault.
    33  type VaultTask struct {
    34  	ContainerReader tasks.ReaderProvider
    35  	BackendPrefix   string
    36  	PushMetadata    bool
    37  	AsVaultMetadata bool
    38  	VaultNamespace  string
    39  	MaxWorkerCount  int64
    40  }
    41  
    42  // Run the task.
    43  func (t *VaultTask) Run(ctx context.Context) error {
    44  	// Initialize vault connection
    45  	client, err := api.NewClient(api.DefaultConfig())
    46  	if err != nil {
    47  		return fmt.Errorf("unable to initialize Vault connection: %w", err)
    48  	}
    49  
    50  	// If a namespace is specified
    51  	if t.VaultNamespace != "" {
    52  		client.SetNamespace(t.VaultNamespace)
    53  	}
    54  
    55  	// Verify vault connection
    56  	if _, errAuth := vault.CheckAuthentication(ctx, client); errAuth != nil {
    57  		return fmt.Errorf("vault connection verification failed: %w", errAuth)
    58  	}
    59  
    60  	// Create the reader
    61  	reader, err := t.ContainerReader(ctx)
    62  	if err != nil {
    63  		return fmt.Errorf("unable to open input bundle reader: %w", err)
    64  	}
    65  
    66  	// Extract bundle from container
    67  	b, err := bundle.FromContainerReader(reader)
    68  	if err != nil {
    69  		return fmt.Errorf("unable to load bundle: %w", err)
    70  	}
    71  
    72  	// Process push operation
    73  	if err := bundlevault.Push(ctx, b, client,
    74  		bundlevault.WithPrefix(t.BackendPrefix),
    75  		bundlevault.WithSecretMetadata(t.PushMetadata),
    76  		bundlevault.WithVaultMetadata(t.AsVaultMetadata),
    77  		bundlevault.WithMaxWorkerCount(t.MaxWorkerCount),
    78  	); err != nil {
    79  		return fmt.Errorf("error occurs during vault export (prefix: %q): %w", t.BackendPrefix, err)
    80  	}
    81  
    82  	// No error
    83  	return nil
    84  }