mirror of https://github.com/harness/drone.git
75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
// Copyright 2023 Harness, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package sharedrepo
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import (
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"context"
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"fmt"
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"github.com/harness/gitness/git/hook"
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)
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// Run is helper function used to run the provided function inside a shared repository.
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// If the provided hook.RefUpdater is not nil it will be used to update the reference.
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// Inside the provided inline function there should be a call to initialize the ref updater.
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// If the provided hook.RefUpdater is nil the entire operation is a read-only.
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func Run(
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ctx context.Context,
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refUpdater *hook.RefUpdater,
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tmpDir, repoPath string,
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fn func(s *SharedRepo) error,
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alternates ...string,
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) error {
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s, err := NewSharedRepo(tmpDir, repoPath)
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if err != nil {
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return err
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}
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defer s.Close(ctx)
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if err := s.Init(ctx, alternates...); err != nil {
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return err
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}
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// The refUpdater.Init must be called within the fn (if refUpdater != nil), otherwise the refUpdater.Pre will fail.
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if err := fn(s); err != nil {
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return err
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}
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if refUpdater == nil {
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return nil
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}
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alternate := s.Directory() + "/objects"
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if err := refUpdater.Pre(ctx, alternate); err != nil {
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return fmt.Errorf("pre-receive hook failed: %w", err)
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}
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if err := s.MoveObjects(ctx); err != nil {
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return fmt.Errorf("failed to move objects: %w", err)
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}
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if err := refUpdater.UpdateRef(ctx); err != nil {
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return fmt.Errorf("failed to update reference: %w", err)
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}
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if err := refUpdater.Post(ctx, alternate); err != nil {
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return fmt.Errorf("post-receive hook failed: %w", err)
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}
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return nil
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}
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