Class: Repository

Inherits:
Object
  • Object
show all
Includes:
Gitlab::ShellAdapter
Defined in:
app/models/repository.rb

Defined Under Namespace

Classes: CommitError

Constant Summary collapse

AVATAR_FILES =

Files to use as a project avatar in case no avatar was uploaded via the web UI.

%w{logo.png logo.jpg logo.gif}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Gitlab::ShellAdapter

#gitlab_shell

Constructor Details

#initialize(path_with_namespace, project) ⇒ Repository

Returns a new instance of Repository


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# File 'app/models/repository.rb', line 24

def initialize(path_with_namespace, project)
  @path_with_namespace = path_with_namespace
  @project = project
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *args, &block) ⇒ Object


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# File 'app/models/repository.rb', line 426

def method_missing(m, *args, &block)
  if m == :lookup && !block_given?
    lookup_cache[m] ||= {}
    lookup_cache[m][args.join(":")] ||= raw_repository.send(m, *args, &block)
  else
    raw_repository.send(m, *args, &block)
  end
end

Instance Attribute Details

#path_with_namespaceObject

Returns the value of attribute path_with_namespace


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# File 'app/models/repository.rb', line 12

def path_with_namespace
  @path_with_namespace
end

#projectObject

Returns the value of attribute project


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# File 'app/models/repository.rb', line 12

def project
  @project
end

Class Method Details

.clean_old_archivesObject


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# File 'app/models/repository.rb', line 14

def self.clean_old_archives
  Gitlab::Metrics.measure(:clean_old_archives) do
    repository_downloads_path = Gitlab.config.gitlab.repository_downloads_path

    return unless File.directory?(repository_downloads_path)

    Gitlab::Popen.popen(%W(find #{repository_downloads_path} -not -path #{repository_downloads_path} -mmin +120 -delete))
  end
end

Instance Method Details

#add_branch(user, branch_name, target) ⇒ Object


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# File 'app/models/repository.rb', line 136

def add_branch(user, branch_name, target)
  oldrev = Gitlab::Git::BLANK_SHA
  ref    = Gitlab::Git::BRANCH_REF_PREFIX + branch_name
  target = commit(target).try(:id)

  return false unless target

  GitHooksService.new.execute(user, path_to_repo, oldrev, target, ref) do
    rugged.branches.create(branch_name, target)
  end

  after_create_branch
  find_branch(branch_name)
end

#add_tag(user, tag_name, target, message = nil) ⇒ Object


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# File 'app/models/repository.rb', line 151

def add_tag(user, tag_name, target, message = nil)
  oldrev = Gitlab::Git::BLANK_SHA
  ref    = Gitlab::Git::TAG_REF_PREFIX + tag_name
  target = commit(target).try(:id)

  return false unless target

  options = { message: message, tagger: user_to_committer(user) } if message

  GitHooksService.new.execute(user, path_to_repo, oldrev, target, ref) do
    rugged.tags.create(tag_name, target, options)
  end

  find_tag(tag_name)
end

#after_createObject

Runs code after a repository has been created.


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# File 'app/models/repository.rb', line 354

def after_create
  expire_exists_cache
  expire_root_ref_cache
  expire_emptiness_caches
end

#after_create_branchObject

Runs code after a new branch has been created.


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# File 'app/models/repository.rb', line 408

def after_create_branch
  expire_branches_cache
  expire_has_visible_content_cache
  expire_branch_count_cache
end

#after_importObject

Runs code after a repository has been forked/imported.


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# File 'app/models/repository.rb', line 397

def after_import
  expire_emptiness_caches
  expire_exists_cache
end

#after_push_commit(branch_name, revision) ⇒ Object

Runs code after a new commit has been pushed.


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# File 'app/models/repository.rb', line 403

def after_push_commit(branch_name, revision)
  expire_cache(branch_name, revision)
end

#after_remove_branchObject

Runs code after an existing branch has been removed.


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# File 'app/models/repository.rb', line 420

def after_remove_branch
  expire_has_visible_content_cache
  expire_branch_count_cache
  expire_branches_cache
end

#avatarObject


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# File 'app/models/repository.rb', line 969

def avatar
  return nil unless exists?

  @avatar ||= cache.fetch(:avatar) do
    AVATAR_FILES.find do |file|
      blob_at_branch('master', file)
    end
  end
end

#before_change_headObject

Runs code just before the HEAD of a repository is changed.


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# File 'app/models/repository.rb', line 372

def before_change_head
  # Cached divergent commit counts are based on repository head
  expire_branch_cache
  expire_root_ref_cache
end

#before_deleteObject

Runs code just before a repository is deleted.


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# File 'app/models/repository.rb', line 361

def before_delete
  expire_exists_cache

  expire_cache if exists?

  expire_root_ref_cache
  expire_emptiness_caches
  expire_exists_cache
end

#before_importObject


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# File 'app/models/repository.rb', line 391

def before_import
  expire_emptiness_caches
  expire_exists_cache
end

#before_push_tagObject

Runs code before pushing (= creating or removing) a tag.


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# File 'app/models/repository.rb', line 379

def before_push_tag
  expire_cache
  expire_tags_cache
  expire_tag_count_cache
end

#before_remove_branchObject

Runs code before removing an existing branch.


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# File 'app/models/repository.rb', line 415

def before_remove_branch
  expire_branches_cache
end

#before_remove_tagObject

Runs code before removing a tag.


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# File 'app/models/repository.rb', line 386

def before_remove_tag
  expire_tags_cache
  expire_tag_count_cache
end

#blob_at(sha, path) ⇒ Object


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# File 'app/models/repository.rb', line 439

def blob_at(sha, path)
  unless Gitlab::Git.blank_ref?(sha)
    Gitlab::Git::Blob.find(self, sha, path)
  end
end

#blob_at_branch(branch_name, path) ⇒ Object


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# File 'app/models/repository.rb', line 527

def blob_at_branch(branch_name, path)
  last_commit = commit(branch_name)

  if last_commit
    blob_at(last_commit.sha, path)
  else
    nil
  end
end

#blob_by_oid(oid) ⇒ Object


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# File 'app/models/repository.rb', line 445

def blob_by_oid(oid)
  Gitlab::Git::Blob.raw(self, oid)
end

#blob_for_diff(commit, diff) ⇒ Object


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# File 'app/models/repository.rb', line 608

def blob_for_diff(commit, diff)
  blob_at(commit.id, diff.file_path)
end

#branch_countObject


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# File 'app/models/repository.rb', line 212

def branch_count
  @branch_count ||= cache.fetch(:branch_count) { branches.size }
end

#branch_namesObject


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# File 'app/models/repository.rb', line 194

def branch_names
  cache.fetch(:branch_names) { branches.map(&:name) }
end

#branch_names_contains(sha) ⇒ Object


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# File 'app/models/repository.rb', line 635

def branch_names_contains(sha)
  refs_contains_sha('branch', sha)
end

#branches_sorted_by(value) ⇒ Object

Remove archives older than 2 hours


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# File 'app/models/repository.rb', line 574

def branches_sorted_by(value)
  case value
  when 'recently_updated'
    branches.sort do |a, b|
      commit(b.target).committed_date <=> commit(a.target).committed_date
    end
  when 'last_updated'
    branches.sort do |a, b|
      commit(a.target).committed_date <=> commit(b.target).committed_date
    end
  else
    branches
  end
end

#build_cacheObject


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# File 'app/models/repository.rb', line 247

def build_cache
  cache_keys.each do |key|
    unless cache.exist?(key)
      send(key)
    end
  end
end

#cache_keysObject


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# File 'app/models/repository.rb', line 241

def cache_keys
  %i(size branch_names tag_names commit_count
     readme version contribution_guide changelog
     license_blob license_key)
end

#can_be_merged?(source_sha, target_branch) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 723

def can_be_merged?(source_sha, target_branch)
  our_commit = rugged.branches[target_branch].target
  their_commit = rugged.lookup(source_sha)

  if our_commit && their_commit
    !rugged.merge_commits(our_commit, their_commit).conflicts?
  else
    false
  end
end

#changelogObject


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# File 'app/models/repository.rb', line 469

def changelog
  cache.fetch(:changelog) do
    tree(:head).blobs.find do |file|
      file.name =~ /\A(changelog|history|changes|news)/i
    end
  end
end

#check_cherry_pick_content(commit, base_branch) ⇒ Object


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# File 'app/models/repository.rb', line 809

def check_cherry_pick_content(commit, base_branch)
  source_sha = find_branch(base_branch).target
  args       = [commit.id, source_sha]
  args       << 1 if commit.merge_commit?

  cherry_pick_index = rugged.cherrypick_commit(*args)
  return false if cherry_pick_index.conflicts?

  tree_id = cherry_pick_index.write_tree(rugged)
  return false unless diff_exists?(source_sha, tree_id)

  tree_id
end

#check_revert_content(commit, base_branch) ⇒ Object


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# File 'app/models/repository.rb', line 795

def check_revert_content(commit, base_branch)
  source_sha = find_branch(base_branch).target
  args       = [commit.id, source_sha]
  args       << { mainline: 1 } if commit.merge_commit?

  revert_index = rugged.revert_commit(*args)
  return false if revert_index.conflicts?

  tree_id = revert_index.write_tree(rugged)
  return false unless diff_exists?(source_sha, tree_id)

  tree_id
end

#cherry_pick(user, commit, base_branch, cherry_pick_tree_id = nil) ⇒ Object


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# File 'app/models/repository.rb', line 773

def cherry_pick(user, commit, base_branch, cherry_pick_tree_id = nil)
  source_sha = find_branch(base_branch).target
  cherry_pick_tree_id ||= check_cherry_pick_content(commit, base_branch)

  return false unless cherry_pick_tree_id

  commit_with_hooks(user, base_branch) do |ref|
    committer = user_to_committer(user)
    source_sha = Rugged::Commit.create(rugged,
      message: commit.message,
      author: {
        email: commit.author_email,
        name: commit.author_name,
        time: commit.authored_date
      },
      committer: committer,
      tree: cherry_pick_tree_id,
      parents: [rugged.lookup(source_sha)],
      update_ref: ref)
  end
end

#commit(id = 'HEAD') ⇒ Object


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# File 'app/models/repository.rb', line 81

def commit(id = 'HEAD')
  return nil unless exists?
  commit = Gitlab::Git::Commit.find(raw_repository, id)
  commit = Commit.new(commit, @project) if commit
  commit
rescue Rugged::OdbError
  nil
end

#commit_countObject


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# File 'app/models/repository.rb', line 202

def commit_count
  cache.fetch(:commit_count) do
    begin
      raw_repository.commit_count(self.root_ref)
    rescue
      0
    end
  end
end

#commit_dir(user, path, message, branch) ⇒ Object


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# File 'app/models/repository.rb', line 659

def commit_dir(user, path, message, branch)
  commit_with_hooks(user, branch) do |ref|
    committer = user_to_committer(user)
    options = {}
    options[:committer] = committer
    options[:author] = committer

    options[:commit] = {
      message: message,
      branch: ref,
    }

    raw_repository.mkdir(path, options)
  end
end

#commit_file(user, path, content, message, branch, update) ⇒ Object


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# File 'app/models/repository.rb', line 675

def commit_file(user, path, content, message, branch, update)
  commit_with_hooks(user, branch) do |ref|
    committer = user_to_committer(user)
    options = {}
    options[:committer] = committer
    options[:author] = committer
    options[:commit] = {
      message: message,
      branch: ref,
    }

    options[:file] = {
      content: content,
      path: path,
      update: update
    }

    Gitlab::Git::Blob.commit(raw_repository, options)
  end
end

#commit_with_hooks(current_user, branch) ⇒ Object


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# File 'app/models/repository.rb', line 907

def commit_with_hooks(current_user, branch)
  update_autocrlf_option

  oldrev = Gitlab::Git::BLANK_SHA
  ref = Gitlab::Git::BRANCH_REF_PREFIX + branch
  target_branch = find_branch(branch)
  was_empty = empty?

  if !was_empty && target_branch
    oldrev = target_branch.target
  end

  with_tmp_ref(oldrev) do |tmp_ref|
    # Make commit in tmp ref
    newrev = yield(tmp_ref)

    unless newrev
      raise CommitError.new('Failed to create commit')
    end

    GitHooksService.new.execute(current_user, path_to_repo, oldrev, newrev, ref) do
      if was_empty || !target_branch
        # Create branch
        rugged.references.create(ref, newrev)
      else
        # Update head
        current_head = find_branch(branch).target

        # Make sure target branch was not changed during pre-receive hook
        if current_head == oldrev
          rugged.references.update(ref, newrev)
        else
          raise CommitError.new('Commit was rejected because branch received new push')
        end
      end
    end

    newrev
  end
end

#commits(ref, path: nil, limit: nil, offset: nil, skip_merges: false, after: nil, before: nil) ⇒ Object


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# File 'app/models/repository.rb', line 90

def commits(ref, path: nil, limit: nil, offset: nil, skip_merges: false, after: nil, before: nil)
  options = {
    repo: raw_repository,
    ref: ref,
    path: path,
    limit: limit,
    offset: offset,
    after: after,
    before: before,
    # --follow doesn't play well with --skip. See:
    # https://gitlab.com/gitlab-org/gitlab-ce/issues/3574#note_3040520
    follow: false,
    skip_merges: skip_merges
  }

  commits = Gitlab::Git::Commit.where(options)
  commits = Commit.decorate(commits, @project) if commits.present?
  commits
end

#commits_between(from, to) ⇒ Object


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# File 'app/models/repository.rb', line 110

def commits_between(from, to)
  commits = Gitlab::Git::Commit.between(raw_repository, from, to)
  commits = Commit.decorate(commits, @project) if commits.present?
  commits
end

#contribution_guideObject


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# File 'app/models/repository.rb', line 461

def contribution_guide
  cache.fetch(:contribution_guide) do
    tree(:head).blobs.find do |file|
      file.contributing?
    end
  end
end

#contributorsObject


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# File 'app/models/repository.rb', line 589

def contributors
  commits = self.commits(nil, limit: 2000, offset: 0, skip_merges: true)

  commits.group_by(&:author_email).map do |email, commits|
    contributor = Gitlab::Contributor.new
    contributor.email = email

    commits.each do |commit|
      if contributor.name.blank?
        contributor.name = commit.author_name
      end

      contributor.commits += 1
    end

    contributor
  end
end

#copy_gitattributes(ref) ⇒ Object


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# File 'app/models/repository.rb', line 953

def copy_gitattributes(ref)
  actual_ref = ref || root_ref
  begin
    raw_repository.copy_gitattributes(actual_ref)
    true
  rescue Gitlab::Git::Repository::InvalidRef
    false
  end
end

#diff_exists?(sha1, sha2) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 823

def diff_exists?(sha1, sha2)
  rugged.diff(sha1, sha2).size > 0
end

#diverging_commit_counts(branch) ⇒ Object


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# File 'app/models/repository.rb', line 226

def diverging_commit_counts(branch)
  root_ref_hash = raw_repository.rev_parse_target(root_ref).oid
  cache.fetch(:"diverging_commit_counts_#{branch.name}") do
    # Rugged seems to throw a `ReferenceError` when given branch_names rather
    # than SHA-1 hashes
    number_commits_behind = raw_repository.
      count_commits_between(branch.target, root_ref_hash)

    number_commits_ahead = raw_repository.
      count_commits_between(root_ref_hash, branch.target)

    { behind: number_commits_behind, ahead: number_commits_ahead }
  end
end

#empty?Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 58

def empty?
  return @empty unless @empty.nil?

  @empty = cache.fetch(:empty?) { raw_repository.empty? }
end

#exists?Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 46

def exists?
  return @exists unless @exists.nil?

  @exists = cache.fetch(:exists?) do
    begin
      raw_repository && raw_repository.rugged ? true : false
    rescue Gitlab::Git::Repository::NoRepository
      false
    end
  end
end

#expire_avatar_cache(branch_name = nil, revision = nil) ⇒ Object


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# File 'app/models/repository.rb', line 331

def expire_avatar_cache(branch_name = nil, revision = nil)
  # Avatars are pulled from the default branch, thus if somebody pushes to a
  # different branch there's no need to expire anything.
  return if branch_name && branch_name != root_ref

  # We don't want to flush the cache if the commit didn't actually make any
  # changes to any of the possible avatar files.
  if revision && commit = self.commit(revision)
    return unless commit.diffs.
      any? { |diff| AVATAR_FILES.include?(diff.new_path) }
  end

  cache.expire(:avatar)

  @avatar = nil
end

#expire_branch_cache(branch_name = nil) ⇒ Object


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# File 'app/models/repository.rb', line 280

def expire_branch_cache(branch_name = nil)
  # When we push to the root branch we have to flush the cache for all other
  # branches as their statistics are based on the commits relative to the
  # root branch.
  if !branch_name || branch_name == root_ref
    branches.each do |branch|
      cache.expire(:"diverging_commit_counts_#{branch.name}")
    end
  # In case a commit is pushed to a non-root branch we only have to flush the
  # cache for said branch.
  else
    cache.expire(:"diverging_commit_counts_#{branch_name}")
  end
end

#expire_branch_count_cacheObject


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# File 'app/models/repository.rb', line 313

def expire_branch_count_cache
  cache.expire(:branch_count)
  @branch_count = nil
end

#expire_branch_namesObject


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# File 'app/models/repository.rb', line 327

def expire_branch_names
  cache.expire(:branch_names)
end

#expire_branches_cacheObject


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# File 'app/models/repository.rb', line 260

def expire_branches_cache
  cache.expire(:branch_names)
  @local_branches = nil
end

#expire_cache(branch_name = nil, revision = nil) ⇒ Object


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# File 'app/models/repository.rb', line 265

def expire_cache(branch_name = nil, revision = nil)
  cache_keys.each do |key|
    cache.expire(key)
  end

  expire_branch_cache(branch_name)
  expire_avatar_cache(branch_name, revision)

  # This ensures this particular cache is flushed after the first commit to a
  # new repository.
  expire_emptiness_caches if empty?
  expire_branch_count_cache
  expire_tag_count_cache
end

#expire_emptiness_cachesObject

Expires the cache(s) used to determine if a repository is empty or not.


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# File 'app/models/repository.rb', line 301

def expire_emptiness_caches
  cache.expire(:empty?)
  @empty = nil

  expire_has_visible_content_cache
end

#expire_exists_cacheObject


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# File 'app/models/repository.rb', line 348

def expire_exists_cache
  cache.expire(:exists?)
  @exists = nil
end

#expire_has_visible_content_cacheObject


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# File 'app/models/repository.rb', line 308

def expire_has_visible_content_cache
  cache.expire(:has_visible_content?)
  @has_visible_content = nil
end

#expire_root_ref_cacheObject


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# File 'app/models/repository.rb', line 295

def expire_root_ref_cache
  cache.expire(:root_ref)
  @root_ref = nil
end

#expire_tag_count_cacheObject


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# File 'app/models/repository.rb', line 318

def expire_tag_count_cache
  cache.expire(:tag_count)
  @tag_count = nil
end

#expire_tags_cacheObject


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# File 'app/models/repository.rb', line 255

def expire_tags_cache
  cache.expire(:tag_names)
  @tags = nil
end

#fetch_ref(source_path, source_ref, target_ref) ⇒ Object


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# File 'app/models/repository.rb', line 888

def fetch_ref(source_path, source_ref, target_ref)
  args = %W(#{Gitlab.config.git.bin_path} fetch --no-tags -f #{source_path} #{source_ref}:#{target_ref})
  Gitlab::Popen.popen(args, path_to_repo)
end

#find_branch(name) ⇒ Object


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# File 'app/models/repository.rb', line 128

def find_branch(name)
  raw_repository.branches.find { |branch| branch.name == name }
end

#find_commits_by_message(query, ref = nil, path = nil, limit = 1000, offset = 0) ⇒ Object


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# File 'app/models/repository.rb', line 116

def find_commits_by_message(query, ref = nil, path = nil, limit = 1000, offset = 0)
  ref ||= root_ref

  # Limited to 1000 commits for now, could be parameterized?
  args = %W(#{Gitlab.config.git.bin_path} log #{ref} --pretty=%H --skip #{offset} --max-count #{limit} --grep=#{query})
  args = args.concat(%W(-- #{path})) if path.present?

  git_log_results = Gitlab::Popen.popen(args, path_to_repo).first.lines.map(&:chomp)
  commits = git_log_results.map { |c| commit(c) }
  commits
end

#find_tag(name) ⇒ Object


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# File 'app/models/repository.rb', line 132

def find_tag(name)
  raw_repository.tags.find { |tag| tag.name == name }
end

#gitlab_ci_ymlObject


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# File 'app/models/repository.rb', line 495

def gitlab_ci_yml
  return nil if !exists? || empty?

  @gitlab_ci_yml ||= tree(:head).blobs.find do |file|
    file.name == '.gitlab-ci.yml'
  end
rescue Rugged::ReferenceError
  # For unknow reason spinach scenario "Scenario: I change project path"
  # lead to "Reference 'HEAD' not found" exception from Repository#empty?
  nil
end

#has_visible_content?Boolean

Git repository can contains some hidden refs like:

/refs/notes/*
/refs/git-as-svn/*
/refs/pulls/*

This refs by default not visible in project page and not cloned to client side.

This method return true if repository contains some content visible in project page.

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 73

def has_visible_content?
  return @has_visible_content unless @has_visible_content.nil?

  @has_visible_content = cache.fetch(:has_visible_content?) do
    branch_count > 0
  end
end

#head_commitObject


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# File 'app/models/repository.rb', line 507

def head_commit
  @head_commit ||= commit(self.root_ref)
end

#head_treeObject


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# File 'app/models/repository.rb', line 511

def head_tree
  @head_tree ||= Tree.new(self, head_commit.sha, nil)
end

#is_ancestor?(ancestor_id, descendant_id) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 846

def is_ancestor?(ancestor_id, descendant_id)
  merge_base(ancestor_id, descendant_id) == ancestor_id
end

#last_commit_for_path(sha, path) ⇒ Object


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# File 'app/models/repository.rb', line 553

def last_commit_for_path(sha, path)
  args = %W(#{Gitlab.config.git.bin_path} rev-list --max-count=1 #{sha} -- #{path})
  sha = Gitlab::Popen.popen(args, path_to_repo).first.strip
  commit(sha)
end

#license_blobObject


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# File 'app/models/repository.rb', line 477

def license_blob
  return nil if !exists? || empty?

  cache.fetch(:license_blob) do
    tree(:head).blobs.find do |file|
      file.name =~ /\A(licen[sc]e|copying)(\..+|\z)/i
    end
  end
end

#license_keyObject


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# File 'app/models/repository.rb', line 487

def license_key
  return nil if !exists? || empty?

  cache.fetch(:license_key) do
    Licensee.license(path).try(:key)
  end
end

#local_branchesObject Also known as: branches


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# File 'app/models/repository.rb', line 643

def local_branches
  @local_branches ||= rugged.branches.each(:local).map do |branch|
    Gitlab::Git::Branch.new(branch.name, branch.target)
  end
end

#lookup_cacheObject


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# File 'app/models/repository.rb', line 323

def lookup_cache
  @lookup_cache ||= {}
end

#ls_files(ref) ⇒ Object


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# File 'app/models/repository.rb', line 948

def ls_files(ref)
  actual_ref = ref || root_ref
  raw_repository.ls_files(actual_ref)
end

#main_languageObject


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# File 'app/models/repository.rb', line 963

def main_language
  return if empty? || rugged.head_unborn?

  Linguist::Repository.new(rugged, rugged.head.target_id).language
end

#merge(user, source_sha, target_branch, options = {}) ⇒ Object


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# File 'app/models/repository.rb', line 734

def merge(user, source_sha, target_branch, options = {})
  our_commit = rugged.branches[target_branch].target
  their_commit = rugged.lookup(source_sha)

  raise "Invalid merge target" if our_commit.nil?
  raise "Invalid merge source" if their_commit.nil?

  merge_index = rugged.merge_commits(our_commit, their_commit)
  return false if merge_index.conflicts?

  commit_with_hooks(user, target_branch) do |ref|
    actual_options = options.merge(
      parents: [our_commit, their_commit],
      tree: merge_index.write_tree(rugged),
      update_ref: ref
    )

    Rugged::Commit.create(rugged, actual_options)
  end
end

#merge_base(first_commit_id, second_commit_id) ⇒ Object


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# File 'app/models/repository.rb', line 838

def merge_base(first_commit_id, second_commit_id)
  first_commit_id = commit(first_commit_id).try(:id) || first_commit_id
  second_commit_id = commit(second_commit_id).try(:id) || second_commit_id
  rugged.merge_base(first_commit_id, second_commit_id)
rescue Rugged::ReferenceError
  nil
end

#merged_to_root_ref?(branch_name) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 827

def merged_to_root_ref?(branch_name)
  branch_commit = commit(branch_name)
  root_ref_commit = commit(root_ref)

  if branch_commit
    is_ancestor?(branch_commit.id, root_ref_commit.id)
  else
    nil
  end
end

#next_branch(name, opts = {}) ⇒ Object


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# File 'app/models/repository.rb', line 559

def next_branch(name, opts={})
  branch_ids = self.branch_names.map do |n|
    next 1 if n == name
    result = n.match(/\A#{name}-([0-9]+)\z/)
    result[1].to_i if result
  end.compact

  highest_branch_id = branch_ids.max || 0

  return name if opts[:mild] && 0 == highest_branch_id

  "#{name}-#{highest_branch_id + 1}"
end

#parse_search_result(result) ⇒ Object


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# File 'app/models/repository.rb', line 857

def parse_search_result(result)
  ref = nil
  filename = nil
  basename = nil
  startline = 0

  result.each_line.each_with_index do |line, index|
    if line =~ /^.*:.*:\d+:/
      ref, filename, startline = line.split(':')
      startline = startline.to_i - index
      extname = File.extname(filename)
      basename = filename.sub(/#{extname}$/, '')
      break
    end
  end

  data = ""

  result.each_line do |line|
    data << line.sub(ref, '').sub(filename, '').sub(/^:-\d+-/, '').sub(/^::\d+:/, '')
  end

  OpenStruct.new(
    filename: filename,
    basename: basename,
    ref: ref,
    startline: startline,
    data: data
  )
end

#path_to_repoObject

Return absolute path to repository


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# File 'app/models/repository.rb', line 40

def path_to_repo
  @path_to_repo ||= File.expand_path(
    File.join(Gitlab.config.gitlab_shell.repos_path, path_with_namespace + ".git")
  )
end

#prev_blob_for_diff(commit, diff) ⇒ Object


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# File 'app/models/repository.rb', line 612

def prev_blob_for_diff(commit, diff)
  if commit.parent_id
    blob_at(commit.parent_id, diff.old_path)
  end
end

#raw_repositoryObject


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# File 'app/models/repository.rb', line 29

def raw_repository
  return nil unless path_with_namespace

  @raw_repository ||= Gitlab::Git::Repository.new(path_to_repo)
end

#readmeObject


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# File 'app/models/repository.rb', line 449

def readme
  cache.fetch(:readme) { tree(:head).readme }
end

#refs_contains_sha(ref_type, sha) ⇒ Object


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# File 'app/models/repository.rb', line 618

def refs_contains_sha(ref_type, sha)
  args = %W(#{Gitlab.config.git.bin_path} #{ref_type} --contains #{sha})
  names = Gitlab::Popen.popen(args, path_to_repo).first

  if names.respond_to?(:split)
    names = names.split("\n").map(&:strip)

    names.each do |name|
      name.slice! '* '
    end

    names
  else
    []
  end
end

#remove_file(user, path, message, branch) ⇒ Object


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# File 'app/models/repository.rb', line 696

def remove_file(user, path, message, branch)
  commit_with_hooks(user, branch) do |ref|
    committer = user_to_committer(user)
    options = {}
    options[:committer] = committer
    options[:author] = committer
    options[:commit] = {
      message: message,
      branch: ref
    }

    options[:file] = {
      path: path
    }

    Gitlab::Git::Blob.remove(raw_repository, options)
  end
end

#respond_to_missing?(method, include_private = false) ⇒ Boolean

Returns:

  • (Boolean)

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# File 'app/models/repository.rb', line 435

def respond_to_missing?(method, include_private = false)
  raw_repository.respond_to?(method, include_private) || super
end

#revert(user, commit, base_branch, revert_tree_id = nil) ⇒ Object


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# File 'app/models/repository.rb', line 755

def revert(user, commit, base_branch, revert_tree_id = nil)
  source_sha = find_branch(base_branch).target
  revert_tree_id ||= check_revert_content(commit, base_branch)

  return false unless revert_tree_id

  commit_with_hooks(user, base_branch) do |ref|
    committer = user_to_committer(user)
    source_sha = Rugged::Commit.create(rugged,
      message: commit.revert_message,
      author: committer,
      committer: committer,
      tree: revert_tree_id,
      parents: [rugged.lookup(source_sha)],
      update_ref: ref)
  end
end

#rm_branch(user, branch_name) ⇒ Object


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# File 'app/models/repository.rb', line 167

def rm_branch(user, branch_name)
  before_remove_branch

  branch = find_branch(branch_name)
  oldrev = branch.try(:target)
  newrev = Gitlab::Git::BLANK_SHA
  ref    = Gitlab::Git::BRANCH_REF_PREFIX + branch_name

  GitHooksService.new.execute(user, path_to_repo, oldrev, newrev, ref) do
    rugged.branches.delete(branch_name)
  end

  after_remove_branch
  true
end

#rm_tag(tag_name) ⇒ Object


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# File 'app/models/repository.rb', line 183

def rm_tag(tag_name)
  before_remove_tag

  begin
    rugged.tags.delete(tag_name)
    true
  rescue Rugged::ReferenceError
    false
  end
end

#root_refObject


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# File 'app/models/repository.rb', line 655

def root_ref
  @root_ref ||= cache.fetch(:root_ref) { raw_repository.root_ref }
end

#search_files(query, ref) ⇒ Object


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# File 'app/models/repository.rb', line 851

def search_files(query, ref)
  offset = 2
  args = %W(#{Gitlab.config.git.bin_path} grep -i -I -n --before-context #{offset} --after-context #{offset} -e #{Regexp.escape(query)} #{ref || root_ref})
  Gitlab::Popen.popen(args, path_to_repo).first.scrub.split(/^--$/)
end

#sizeObject

Return repo size in megabytes Cached in redis


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# File 'app/models/repository.rb', line 222

def size
  cache.fetch(:size) { raw_repository.size }
end

#submodule_url_for(ref, path) ⇒ Object

Returns url for submodule

Ex.

@repository.submodule_url_for('master', 'rack')
# => [email protected]:rack.git

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# File 'app/models/repository.rb', line 543

def submodule_url_for(ref, path)
  if submodules(ref).any?
    submodule = submodules(ref)[path]

    if submodule
      submodule['url']
    end
  end
end

#tag_countObject


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# File 'app/models/repository.rb', line 216

def tag_count
  @tag_count ||= cache.fetch(:tag_count) { raw_repository.rugged.tags.count }
end

#tag_namesObject


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# File 'app/models/repository.rb', line 198

def tag_names
  cache.fetch(:tag_names) { raw_repository.tag_names }
end

#tag_names_contains(sha) ⇒ Object


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# File 'app/models/repository.rb', line 639

def tag_names_contains(sha)
  refs_contains_sha('tag', sha)
end

#tagsObject


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# File 'app/models/repository.rb', line 651

def tags
  @tags ||= raw_repository.tags
end

#tree(sha = :head, path = nil) ⇒ Object


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# File 'app/models/repository.rb', line 515

def tree(sha = :head, path = nil)
  if sha == :head
    if path.nil?
      return head_tree
    else
      sha = head_commit.sha
    end
  end

  Tree.new(self, sha, path)
end

#update_autocrlf_optionObject


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# File 'app/models/repository.rb', line 35

def update_autocrlf_option
  raw_repository.autocrlf = :input if raw_repository.autocrlf != :input
end

#user_to_committer(user) ⇒ Object


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# File 'app/models/repository.rb', line 715

def user_to_committer(user)
  {
    email: user.email,
    name: user.name,
    time: Time.now
  }
end

#versionObject


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# File 'app/models/repository.rb', line 453

def version
  cache.fetch(:version) do
    tree(:head).blobs.find do |file|
      file.name.downcase == 'version'
    end
  end
end

#with_tmp_ref(oldrev = nil) ⇒ Object


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# File 'app/models/repository.rb', line 893

def with_tmp_ref(oldrev = nil)
  random_string = SecureRandom.hex
  tmp_ref = "refs/tmp/#{random_string}/head"

  if oldrev && !Gitlab::Git.blank_ref?(oldrev)
    rugged.references.create(tmp_ref, oldrev)
  end

  # Make commit in tmp ref
  yield(tmp_ref)
ensure
  rugged.references.delete(tmp_ref) rescue nil
end