71c0b749b5
* fix deadlock in root credential rotation * add more logging of errors * adding cassandra test
88 lines
2.2 KiB
Go
88 lines
2.2 KiB
Go
package database
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import (
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"context"
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"fmt"
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"github.com/hashicorp/vault/logical"
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"github.com/hashicorp/vault/logical/framework"
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)
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func pathRotateCredentials(b *databaseBackend) *framework.Path {
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return &framework.Path{
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Pattern: "rotate-root/" + framework.GenericNameRegex("name"),
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Fields: map[string]*framework.FieldSchema{
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"name": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "Name of this database connection",
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},
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},
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Callbacks: map[logical.Operation]framework.OperationFunc{
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logical.UpdateOperation: b.pathRotateCredentialsUpdate(),
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},
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HelpSynopsis: pathCredsCreateReadHelpSyn,
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HelpDescription: pathCredsCreateReadHelpDesc,
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}
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}
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func (b *databaseBackend) pathRotateCredentialsUpdate() framework.OperationFunc {
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return func(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
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name := data.Get("name").(string)
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if name == "" {
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return logical.ErrorResponse(respErrEmptyName), nil
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}
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config, err := b.DatabaseConfig(ctx, req.Storage, name)
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if err != nil {
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return nil, err
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}
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db, err := b.GetConnection(ctx, req.Storage, name)
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if err != nil {
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return nil, err
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}
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// Take out the backend lock since we are swapping out the connection
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b.Lock()
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defer b.Unlock()
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// Take the write lock on the instance
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db.Lock()
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defer db.Unlock()
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connectionDetails, err := db.RotateRootCredentials(ctx, config.RootCredentialsRotateStatements)
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if err != nil {
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return nil, err
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}
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config.ConnectionDetails = connectionDetails
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entry, err := logical.StorageEntryJSON(fmt.Sprintf("config/%s", name), config)
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if err != nil {
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return nil, err
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}
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if err := req.Storage.Put(ctx, entry); err != nil {
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return nil, err
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}
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// Close the plugin
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db.closed = true
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if err := db.Database.Close(); err != nil {
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b.Logger().Error("error closing the database plugin connection", "err", err)
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}
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// Even on error, still remove the connection
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delete(b.connections, name)
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return nil, nil
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}
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}
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const pathRotateCredentialsUpdateHelpSyn = `
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Request to rotate the root credentials for a certain database connection.
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`
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const pathRotateCredentialsUpdateHelpDesc = `
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This path attempts to rotate the root credentials for the given database.
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`
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