diff options
Diffstat (limited to 'app/services/git_operation_service.rb')
| -rw-r--r-- | app/services/git_operation_service.rb | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/app/services/git_operation_service.rb b/app/services/git_operation_service.rb deleted file mode 100644 index 6b7a56e6922..00000000000 --- a/app/services/git_operation_service.rb +++ /dev/null @@ -1,159 +0,0 @@ -class GitOperationService - attr_reader :committer, :repository - - def initialize(committer, new_repository) - committer = Gitlab::Git::Committer.from_user(committer) if committer.is_a?(User) - @committer = committer - - @repository = new_repository - end - - def add_branch(branch_name, newrev) - ref = Gitlab::Git::BRANCH_REF_PREFIX + branch_name - oldrev = Gitlab::Git::BLANK_SHA - - update_ref_in_hooks(ref, newrev, oldrev) - end - - def rm_branch(branch) - ref = Gitlab::Git::BRANCH_REF_PREFIX + branch.name - oldrev = branch.target - newrev = Gitlab::Git::BLANK_SHA - - update_ref_in_hooks(ref, newrev, oldrev) - end - - def add_tag(tag_name, newrev, options = {}) - ref = Gitlab::Git::TAG_REF_PREFIX + tag_name - oldrev = Gitlab::Git::BLANK_SHA - - with_hooks(ref, newrev, oldrev) do |service| - # We want to pass the OID of the tag object to the hooks. For an - # annotated tag we don't know that OID until after the tag object - # (raw_tag) is created in the repository. That is why we have to - # update the value after creating the tag object. Only the - # "post-receive" hook will receive the correct value in this case. - raw_tag = repository.rugged.tags.create(tag_name, newrev, options) - service.newrev = raw_tag.target_id - end - end - - def rm_tag(tag) - ref = Gitlab::Git::TAG_REF_PREFIX + tag.name - oldrev = tag.target - newrev = Gitlab::Git::BLANK_SHA - - update_ref_in_hooks(ref, newrev, oldrev) do - repository.rugged.tags.delete(tag_name) - end - end - - # Whenever `start_branch_name` is passed, if `branch_name` doesn't exist, - # it would be created from `start_branch_name`. - # If `start_project` is passed, and the branch doesn't exist, - # it would try to find the commits from it instead of current repository. - def with_branch( - branch_name, - start_branch_name: nil, - start_project: repository.project, - &block) - - start_repository = start_project.repository - start_branch_name = nil if start_repository.empty_repo? - - if start_branch_name && !start_repository.branch_exists?(start_branch_name) - raise ArgumentError, "Cannot find branch #{start_branch_name} in #{start_repository.full_path}" - end - - update_branch_with_hooks(branch_name) do - repository.with_repo_branch_commit( - start_repository, - start_branch_name || branch_name, - &block) - end - end - - private - - def update_branch_with_hooks(branch_name) - update_autocrlf_option - - was_empty = repository.empty? - - # Make commit - newrev = yield - - unless newrev - raise Repository::CommitError.new('Failed to create commit') - end - - branch = repository.find_branch(branch_name) - oldrev = find_oldrev_from_branch(newrev, branch) - - ref = Gitlab::Git::BRANCH_REF_PREFIX + branch_name - update_ref_in_hooks(ref, newrev, oldrev) - - # If repo was empty expire cache - repository.after_create if was_empty - repository.after_create_branch if - was_empty || Gitlab::Git.blank_ref?(oldrev) - - newrev - end - - def find_oldrev_from_branch(newrev, branch) - return Gitlab::Git::BLANK_SHA unless branch - - oldrev = branch.target - - if oldrev == repository.rugged.merge_base(newrev, branch.target) - oldrev - else - raise Repository::CommitError.new('Branch diverged') - end - end - - def update_ref_in_hooks(ref, newrev, oldrev) - with_hooks(ref, newrev, oldrev) do - update_ref(ref, newrev, oldrev) - end - end - - def with_hooks(ref, newrev, oldrev) - Gitlab::Git::HooksService.new.execute( - committer, - repository, - oldrev, - newrev, - ref) do |service| - - yield(service) - end - end - - # Gitaly note: JV: wait with migrating #update_ref until we know how to migrate its call sites. - def update_ref(ref, newrev, oldrev) - # We use 'git update-ref' because libgit2/rugged currently does not - # offer 'compare and swap' ref updates. Without compare-and-swap we can - # (and have!) accidentally reset the ref to an earlier state, clobbering - # commits. See also https://github.com/libgit2/libgit2/issues/1534. - command = %W[#{Gitlab.config.git.bin_path} update-ref --stdin -z] - _, status = Gitlab::Popen.popen( - command, - repository.path_to_repo) do |stdin| - stdin.write("update #{ref}\x00#{newrev}\x00#{oldrev}\x00") - end - - unless status.zero? - raise Repository::CommitError.new( - "Could not update branch #{Gitlab::Git.branch_name(ref)}." \ - " Please refresh and try again.") - end - end - - def update_autocrlf_option - if repository.raw_repository.autocrlf != :input - repository.raw_repository.autocrlf = :input - end - end -end |