debian-mirror-gitlab/app/models/repository.rb

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# frozen_string_literal: true
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require 'securerandom'
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class Repository
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REF_MERGE_REQUEST = 'merge-requests'
REF_KEEP_AROUND = 'keep-around'
REF_ENVIRONMENTS = 'environments'
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REF_PIPELINES = 'pipelines'
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ARCHIVE_CACHE_TIME = 60 # Cache archives referred to by a (mutable) ref for 1 minute
ARCHIVE_CACHE_TIME_IMMUTABLE = 3600 # Cache archives referred to by an immutable reference for 1 hour
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RESERVED_REFS_NAMES = %W[
heads
tags
replace
#{REF_ENVIRONMENTS}
#{REF_KEEP_AROUND}
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#{REF_PIPELINES}
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].freeze
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include Gitlab::RepositoryCacheAdapter
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attr_accessor :full_path, :shard, :disk_path, :container, :repo_type
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delegate :lfs_enabled?, to: :container
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delegate_missing_to :raw_repository
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CreateTreeError = Class.new(StandardError)
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AmbiguousRefError = Class.new(StandardError)
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# Methods that cache data from the Git repository.
#
# Each entry in this Array should have a corresponding method with the exact
# same name. The cache key used by those methods must also match method's
# name.
#
# For example, for entry `:commit_count` there's a method called `commit_count` which
# stores its data in the `commit_count` cache key.
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CACHED_METHODS = %i(size commit_count readme_path contribution_guide
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changelog license_blob license_key gitignore
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gitlab_ci_yml branch_names tag_names branch_count
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tag_count avatar exists? root_ref merged_branch_names
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has_visible_content? issue_template_names_hash merge_request_template_names_hash
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user_defined_metrics_dashboard_paths xcode_project? has_ambiguous_refs?).freeze
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# Methods that use cache_method but only memoize the value
MEMOIZED_CACHED_METHODS = %i(license).freeze
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# Certain method caches should be refreshed when certain types of files are
# changed. This Hash maps file types (as returned by Gitlab::FileDetector) to
# the corresponding methods to call for refreshing caches.
METHOD_CACHES_FOR_FILE_TYPES = {
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readme: %i(readme_path),
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changelog: :changelog,
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license: %i(license_blob license_key license),
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contributing: :contribution_guide,
gitignore: :gitignore,
gitlab_ci: :gitlab_ci_yml,
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avatar: :avatar,
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issue_template: :issue_template_names_hash,
merge_request_template: :merge_request_template_names_hash,
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metrics_dashboard: :user_defined_metrics_dashboard_paths,
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xcode_config: :xcode_project?
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}.freeze
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def initialize(full_path, container, shard:, disk_path: nil, repo_type: Gitlab::GlRepository::PROJECT)
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@full_path = full_path
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@shard = shard
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@disk_path = disk_path || full_path
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@container = container
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@commit_cache = {}
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@repo_type = repo_type
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end
def ==(other)
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other.is_a?(self.class) && @disk_path == other.disk_path
end
alias_method :eql?, :==
def hash
[self.class, @disk_path].hash
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end
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def raw_repository
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return unless full_path
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@raw_repository ||= initialize_raw_repository
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end
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alias_method :raw, :raw_repository
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# Don't use this! It's going away. Use Gitaly to read or write from repos.
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def path_to_repo
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@path_to_repo ||=
begin
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storage = Gitlab.config.repositories.storages[shard]
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File.expand_path(
File.join(storage.legacy_disk_path, disk_path + '.git')
)
end
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end
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def inspect
"#<#{self.class.name}:#{@disk_path}>"
end
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def commit(ref = nil)
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return unless exists?
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return ref if ref.is_a?(::Commit)
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find_commit(ref || root_ref)
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end
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# Finding a commit by the passed SHA
# Also takes care of caching, based on the SHA
def commit_by(oid:)
return @commit_cache[oid] if @commit_cache.key?(oid)
@commit_cache[oid] = find_commit(oid)
end
def commits_by(oids:)
return [] unless oids.present?
commits = Gitlab::Git::Commit.batch_by_oid(raw_repository, oids)
if commits.present?
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Commit.decorate(commits, container)
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else
[]
end
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end
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def commits(ref = nil, opts = {})
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options = {
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repo: raw_repository,
ref: ref,
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path: opts[:path],
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author: opts[:author],
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follow: Array(opts[:path]).length == 1,
limit: opts[:limit],
offset: opts[:offset],
skip_merges: !!opts[:skip_merges],
after: opts[:after],
before: opts[:before],
all: !!opts[:all],
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first_parent: !!opts[:first_parent],
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order: opts[:order],
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literal_pathspec: opts.fetch(:literal_pathspec, true),
trailers: opts[:trailers]
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}
commits = Gitlab::Git::Commit.where(options)
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commits = Commit.decorate(commits, container) if commits.present?
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CommitCollection.new(container, commits, ref)
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end
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def commits_between(from, to, limit: nil)
commits = Gitlab::Git::Commit.between(raw_repository, from, to, limit: limit)
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commits = Commit.decorate(commits, container) if commits.present?
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commits
end
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# Returns a list of commits that are not present in any reference
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def new_commits(newrev, allow_quarantine: false)
commits = raw.new_commits(newrev, allow_quarantine: allow_quarantine)
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::Commit.decorate(commits, container)
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end
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# Gitaly migration: https://gitlab.com/gitlab-org/gitaly/issues/384
def find_commits_by_message(query, ref = nil, path = nil, limit = 1000, offset = 0)
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unless exists? && has_visible_content? && query.present?
return []
end
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commits = raw_repository.find_commits_by_message(query, ref, path, limit, offset).map do |c|
commit(c)
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end
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CommitCollection.new(container, commits, ref)
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end
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def find_branch(name)
raw_repository.find_branch(name)
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end
def find_tag(name)
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if @tags.blank?
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raw_repository.find_tag(name)
else
tags.find { |tag| tag.name == name }
end
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end
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def ambiguous_ref?(ref)
tag_exists?(ref) && branch_exists?(ref)
end
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# It's possible for a tag name to be a prefix (including slash) of a branch
# name, or vice versa. For instance, a tag named `foo` means we can't create a
# tag `foo/bar`, but we _can_ create a branch `foo/bar`.
#
# If we know a repository has no refs of this type (which is the common case)
# then separating refs from paths - as in ExtractsRef - can be faster.
#
# This method only checks one level deep, so only prefixes that contain no
# slashes are considered. If a repository has a tag `foo/bar` and a branch
# `foo/bar/baz`, it will return false.
def has_ambiguous_refs?
return false unless branch_names.present? && tag_names.present?
with_slash, no_slash = (branch_names + tag_names).partition { |ref| ref.include?('/') }
return false if with_slash.empty?
prefixes = no_slash.map { |ref| Regexp.escape(ref) }.join('|')
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prefix_regex = %r{^(#{prefixes})/}
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with_slash.any? do |ref|
prefix_regex.match?(ref)
end
end
cache_method :has_ambiguous_refs?
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def expand_ref(ref)
if tag_exists?(ref)
Gitlab::Git::TAG_REF_PREFIX + ref
elsif branch_exists?(ref)
Gitlab::Git::BRANCH_REF_PREFIX + ref
end
end
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def add_branch(user, branch_name, ref)
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branch = raw_repository.add_branch(branch_name, user: user, target: ref)
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after_create_branch
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branch
rescue Gitlab::Git::Repository::InvalidRef
false
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end
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def add_tag(user, tag_name, target, message = nil)
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raw_repository.add_tag(tag_name, user: user, target: target, message: message)
rescue Gitlab::Git::Repository::InvalidRef
false
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end
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def rm_branch(user, branch_name)
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before_remove_branch
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raw_repository.rm_branch(branch_name, user: user)
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after_remove_branch
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true
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end
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def rm_tag(user, tag_name)
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before_remove_tag
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raw_repository.rm_tag(tag_name, user: user)
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after_remove_tag
true
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end
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def ref_names
branch_names + tag_names
end
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def branch_exists?(branch_name)
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return false unless raw_repository
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branch_names_include?(branch_name)
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end
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def tag_exists?(tag_name)
return false unless raw_repository
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tag_names_include?(tag_name)
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end
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def ref_exists?(ref)
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!!raw_repository&.ref_exists?(ref)
rescue ArgumentError
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false
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end
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def search_branch_names(pattern)
redis_set_cache.search('branch_names', pattern) { branch_names }
end
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def languages
return [] if empty?
raw_repository.languages(root_ref)
end
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def keep_around(*shas)
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Gitlab::Git::KeepAround.execute(self, shas)
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end
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def archive_metadata(ref, storage_path, format = "tar.gz", append_sha:, path: nil)
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raw_repository.archive_metadata(
ref,
storage_path,
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project&.path,
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format,
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append_sha: append_sha,
path: path
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)
end
def cached_methods
CACHED_METHODS
end
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def expire_tags_cache
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expire_method_caches(%i(tag_names tag_count has_ambiguous_refs?))
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@tags = nil
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@tag_names_include = nil
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end
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def expire_branches_cache
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expire_method_caches(%i(branch_names merged_branch_names branch_count has_visible_content? has_ambiguous_refs?))
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@local_branches = nil
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@branch_exists_memo = nil
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@branch_names_include = nil
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end
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def expire_statistics_caches
expire_method_caches(%i(size commit_count))
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end
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def expire_all_method_caches
expire_method_caches(CACHED_METHODS)
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end
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def expire_avatar_cache
expire_method_caches(%i(avatar))
end
# Refreshes the method caches of this repository.
#
# types - An Array of file types (e.g. `:readme`) used to refresh extra
# caches.
def refresh_method_caches(types)
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return if types.empty?
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to_refresh = []
types.each do |type|
methods = METHOD_CACHES_FOR_FILE_TYPES[type.to_sym]
to_refresh.concat(Array(methods)) if methods
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end
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expire_method_caches(to_refresh)
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to_refresh.each { |method| send(method) } # rubocop:disable GitlabSecurity/PublicSend
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end
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}")
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cache.expire(:"commit_count_#{branch.name}")
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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}")
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cache.expire(:"commit_count_#{branch_name}")
end
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end
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def expire_root_ref_cache
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expire_method_caches(%i(root_ref))
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end
# Expires the cache(s) used to determine if a repository is empty or not.
def expire_emptiness_caches
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return unless empty?
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expire_method_caches(%i(has_visible_content?))
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raw_repository.expire_has_local_branches_cache
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end
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def expire_exists_cache
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expire_method_caches(%i(exists?))
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end
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# expire cache that doesn't depend on repository data (when expiring)
def expire_content_cache
expire_tags_cache
expire_branches_cache
expire_root_ref_cache
expire_emptiness_caches
expire_exists_cache
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expire_statistics_caches
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end
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def expire_status_cache
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expire_exists_cache
expire_root_ref_cache
expire_emptiness_caches
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end
# Runs code after a repository has been created.
def after_create
expire_status_cache
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repository_event(:create_repository)
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end
# Runs code just before a repository is deleted.
def before_delete
expire_exists_cache
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expire_all_method_caches
expire_branch_cache if exists?
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expire_content_cache
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repository_event(:remove_repository)
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end
# Runs code just before the HEAD of a repository is changed.
def before_change_head
# Cached divergent commit counts are based on repository head
expire_branch_cache
expire_root_ref_cache
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repository_event(:change_default_branch)
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end
# Runs code before pushing (= creating or removing) a tag.
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#
# Note that this doesn't expire the tags. You may need to call
# expire_caches_for_tags or expire_tags_cache.
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def before_push_tag
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repository_event(:push_tag)
end
def expire_caches_for_tags
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expire_statistics_caches
expire_emptiness_caches
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expire_tags_cache
end
# Runs code before removing a tag.
def before_remove_tag
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expire_caches_for_tags
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repository_event(:remove_tag)
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end
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# Runs code after removing a tag.
def after_remove_tag
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expire_caches_for_tags
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end
# Runs code after the HEAD of a repository is changed.
def after_change_head
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expire_all_method_caches
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container.after_repository_change_head
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end
# Runs code after a new commit has been pushed.
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def after_push_commit(branch_name)
expire_statistics_caches
expire_branch_cache(branch_name)
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repository_event(:push_commit, branch: branch_name)
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end
# Runs code after a new branch has been created.
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def after_create_branch(expire_cache: true)
expire_branches_cache if expire_cache
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repository_event(:push_branch)
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end
# Runs code before removing an existing branch.
def before_remove_branch
expire_branches_cache
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repository_event(:remove_branch)
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end
# Runs code after an existing branch has been removed.
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def after_remove_branch(expire_cache: true)
expire_branches_cache if expire_cache
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end
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def lookup(sha)
strong_memoize("lookup_#{sha}") do
raw_repository.lookup(sha)
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end
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end
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def blob_at(sha, path, limit: Gitlab::Git::Blob::MAX_DATA_DISPLAY_SIZE)
Blob.decorate(raw_repository.blob_at(sha, path, limit: limit), container)
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rescue Gitlab::Git::Repository::NoRepository
nil
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end
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# items is an Array like: [[oid, path], [oid1, path1]]
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def blobs_at(items, blob_size_limit: Gitlab::Git::Blob::MAX_DATA_DISPLAY_SIZE)
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return [] unless exists?
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raw_repository.batch_blobs(items, blob_size_limit: blob_size_limit).map do |blob|
Blob.decorate(blob, container)
end
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rescue Gitlab::Git::Repository::NoRepository
[]
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end
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def root_ref
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raw_repository&.root_ref
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end
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cache_method_asymmetrically :root_ref
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# Gitaly migration: https://gitlab.com/gitlab-org/gitaly/issues/314
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def exists?
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return false unless full_path
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raw_repository.exists?
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end
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cache_method_asymmetrically :exists?
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# We don't need to cache the output of this method because both exists? and
# has_visible_content? are already memoized and cached. There's no guarantee
# that the values are expired and loaded atomically.
def empty?
return true unless exists?
!has_visible_content?
end
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# The size of this repository in megabytes.
def size
exists? ? raw_repository.size : 0.0
end
cache_method :size, fallback: 0.0
def commit_count
root_ref ? raw_repository.commit_count(root_ref) : 0
end
cache_method :commit_count, fallback: 0
def commit_count_for_ref(ref)
return 0 unless exists?
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cache.fetch(:"commit_count_#{ref}") { raw_repository.commit_count(ref) }
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end
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delegate :branch_names, to: :raw_repository
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cache_method_as_redis_set :branch_names, fallback: []
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delegate :tag_names, to: :raw_repository
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cache_method_as_redis_set :tag_names, fallback: []
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delegate :branch_count, :tag_count, :has_visible_content?, to: :raw_repository
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cache_method :branch_count, fallback: 0
cache_method :tag_count, fallback: 0
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cache_method_asymmetrically :has_visible_content?
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def avatar
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# n+1: https://gitlab.com/gitlab-org/gitlab-foss/issues/38327
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Gitlab::GitalyClient.allow_n_plus_1_calls do
if tree = file_on_head(:avatar)
tree.path
end
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end
end
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cache_method :avatar
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# store issue_template_names as hash
def issue_template_names_hash
Gitlab::Template::IssueTemplate.repository_template_names(project)
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end
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cache_method :issue_template_names_hash, fallback: {}
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def merge_request_template_names_hash
Gitlab::Template::MergeRequestTemplate.repository_template_names(project)
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end
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cache_method :merge_request_template_names_hash, fallback: {}
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def user_defined_metrics_dashboard_paths
Gitlab::Metrics::Dashboard::RepoDashboardFinder.list_dashboards(project)
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end
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cache_method :user_defined_metrics_dashboard_paths, fallback: []
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def readme
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head_tree&.readme
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end
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def readme_path
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head_tree&.readme_path
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end
cache_method :readme_path
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def contribution_guide
file_on_head(:contributing)
end
cache_method :contribution_guide
def changelog
file_on_head(:changelog)
end
cache_method :changelog
def license_blob
file_on_head(:license)
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end
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cache_method :license_blob
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def license_key
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return unless exists?
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raw_repository.license_short_name
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end
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cache_method :license_key
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def license
return unless license_key
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licensee_object = Licensee::License.new(license_key)
return if licensee_object.name.blank?
licensee_object
rescue Licensee::InvalidLicense => ex
Gitlab::ErrorTracking.track_exception(ex)
nil
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end
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memoize_method :license
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def gitignore
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file_on_head(:gitignore)
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end
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cache_method :gitignore
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def gitlab_ci_yml
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file_on_head(:gitlab_ci)
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end
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cache_method :gitlab_ci_yml
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def xcode_project?
file_on_head(:xcode_config, :tree).present?
end
cache_method :xcode_project?
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def head_commit
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@head_commit ||= commit(self.root_ref)
end
def head_tree
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if head_commit
@head_tree ||= Tree.new(self, head_commit.sha, nil)
end
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end
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def tree(sha = :head, path = nil, recursive: false, pagination_params: nil)
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if sha == :head
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return unless head_commit
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if path.nil?
return head_tree
else
sha = head_commit.sha
end
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end
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Tree.new(self, sha, path, recursive: recursive, pagination_params: pagination_params)
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end
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
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def list_last_commits_for_tree(sha, path, offset: 0, limit: 25, literal_pathspec: false)
commits = raw_repository.list_last_commits_for_tree(sha, path, offset: offset, limit: limit, literal_pathspec: literal_pathspec)
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commits.each do |path, commit|
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commits[path] = ::Commit.new(commit, container)
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end
end
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def last_commit_for_path(sha, path, literal_pathspec: false)
commit = raw_repository.last_commit_for_path(sha, path, literal_pathspec: literal_pathspec)
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::Commit.new(commit, container) if commit
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end
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def last_commit_id_for_path(sha, path, literal_pathspec: false)
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key = path.blank? ? "last_commit_id_for_path:#{sha}" : "last_commit_id_for_path:#{sha}:#{Digest::SHA1.hexdigest(path)}"
cache.fetch(key) do
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last_commit_for_path(sha, path, literal_pathspec: literal_pathspec)&.id
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end
end
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def next_branch(name, opts = {})
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branch_ids = self.branch_names.map do |n|
next 1 if n == name
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result = n.match(/\A#{name}-([0-9]+)\z/)
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result[1].to_i if result
end.compact
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highest_branch_id = branch_ids.max || 0
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return name if opts[:mild] && 0 == highest_branch_id
"#{name}-#{highest_branch_id + 1}"
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end
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def branches_sorted_by(sort_by, pagination_params = nil)
raw_repository.local_branches(sort_by: sort_by, pagination_params: pagination_params)
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end
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def tags_sorted_by(value, pagination_params = nil)
raw_repository.tags(sort_by: value, pagination_params: pagination_params)
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end
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# Params:
#
# order_by: name|email|commits
# sort: asc|desc default: 'asc'
def contributors(order_by: nil, sort: 'asc')
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commits = self.commits(nil, limit: 2000, offset: 0, skip_merges: true)
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commits = commits.group_by(&:author_email).map do |email, commits|
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contributor = Gitlab::Contributor.new
contributor.email = email
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commits.each do |commit|
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if contributor.name.blank?
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contributor.name = commit.author_name
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end
contributor.commits += 1
end
contributor
end
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Commit.order_by(collection: commits, order_by: order_by, sort: sort)
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end
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def branch_names_contains(sha)
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raw_repository.branch_names_contains_sha(sha)
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end
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def tag_names_contains(sha)
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raw_repository.tag_names_contains_sha(sha)
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end
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def local_branches
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@local_branches ||= raw_repository.local_branches
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end
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alias_method :branches, :local_branches
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def tags
@tags ||= raw_repository.tags
end
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def create_dir(user, path, **options)
options[:actions] = [{ action: :create_dir, file_path: path }]
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multi_action(user, **options)
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end
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def create_file(user, path, content, **options)
options[:actions] = [{ action: :create, file_path: path, content: content }]
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multi_action(user, **options)
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end
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def update_file(user, path, content, **options)
previous_path = options.delete(:previous_path)
action = previous_path && previous_path != path ? :move : :update
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options[:actions] = [{ action: action, file_path: path, previous_path: previous_path, content: content }]
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multi_action(user, **options)
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end
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def delete_file(user, path, **options)
options[:actions] = [{ action: :delete, file_path: path }]
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multi_action(user, **options)
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end
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def with_cache_hooks
result = yield
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return unless result
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after_create if result.repo_created?
after_create_branch if result.branch_created?
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result.newrev
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end
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def multi_action(user, **options)
start_project = options.delete(:start_project)
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if start_project
options[:start_repository] = start_project.repository.raw_repository
end
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with_cache_hooks { raw.multi_action(user, **options) }
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end
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def merge(user, source_sha, merge_request, message)
with_cache_hooks do
raw_repository.merge(user, source_sha, merge_request.target_branch, message) do |commit_id|
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merge_request.update_and_mark_in_progress_merge_commit_sha(commit_id)
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nil # Return value does not matter.
end
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end
end
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def delete_refs(*ref_names)
raw.delete_refs(*ref_names)
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end
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def ff_merge(user, source, target_branch, merge_request: nil)
their_commit_id = commit(source)&.id
raise 'Invalid merge source' if their_commit_id.nil?
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merge_request&.update_and_mark_in_progress_merge_commit_sha(their_commit_id)
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with_cache_hooks { raw.ff_merge(user, their_commit_id, target_branch) }
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end
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def revert(
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user, commit, branch_name, message,
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start_branch_name: nil, start_project: project, dry_run: false)
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with_cache_hooks do
raw_repository.revert(
user: user,
commit: commit.raw,
branch_name: branch_name,
message: message,
start_branch_name: start_branch_name,
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start_repository: start_project.repository.raw_repository,
dry_run: dry_run
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)
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end
end
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def cherry_pick(
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user, commit, branch_name, message,
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start_branch_name: nil, start_project: project, dry_run: false)
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with_cache_hooks do
raw_repository.cherry_pick(
user: user,
commit: commit.raw,
branch_name: branch_name,
message: message,
start_branch_name: start_branch_name,
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start_repository: start_project.repository.raw_repository,
dry_run: dry_run
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)
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end
end
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def merged_to_root_ref?(branch_or_name)
branch = Gitlab::Git::Branch.find(self, branch_or_name)
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if branch
same_head = branch.target == root_ref_sha
merged = ancestor?(branch.target, root_ref_sha)
!same_head && merged
else
nil
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end
end
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def root_ref_sha
@root_ref_sha ||= commit(root_ref).sha
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end
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# If this method is not provided a set of branch names to check merge status,
# it fetches all branches.
def merged_branch_names(branch_names = [])
# Currently we should skip caching if requesting all branch names
# This is only used in a few places, notably app/services/branches/delete_merged_service.rb,
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# and it could potentially result in a very large cache.
return raw_repository.merged_branch_names(branch_names) if branch_names.empty?
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cache = redis_hash_cache
merged_branch_names_hash = cache.fetch_and_add_missing(:merged_branch_names, branch_names) do |missing_branch_names, hash|
merged = raw_repository.merged_branch_names(missing_branch_names)
missing_branch_names.each do |bn|
# Redis only stores strings in hset keys, use a fancy encoder
hash[bn] = Gitlab::Redis::Boolean.new(merged.include?(bn))
end
end
Set.new(merged_branch_names_hash.select { |_, v| Gitlab::Redis::Boolean.true?(v) }.keys)
end
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def merge_base(*commits_or_ids)
commit_ids = commits_or_ids.map do |commit_or_id|
commit_or_id.is_a?(::Commit) ? commit_or_id.id : commit_or_id
end
raw_repository.merge_base(*commit_ids)
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end
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def ancestor?(ancestor_id, descendant_id)
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return false if ancestor_id.nil? || descendant_id.nil?
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cache_key = "ancestor:#{ancestor_id}:#{descendant_id}"
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request_store_cache.fetch(cache_key) do
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cache.fetch(cache_key) do
raw_repository.ancestor?(ancestor_id, descendant_id)
end
end
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end
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def fetch_as_mirror(url, forced: false, refmap: :all_refs, prune: true, http_authorization_header: "")
fetch_remote(url, refmap: refmap, forced: forced, prune: prune, http_authorization_header: http_authorization_header)
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end
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def fetch_source_branch!(source_repository, source_branch, local_ref)
raw_repository.fetch_source_branch!(source_repository.raw_repository, source_branch, local_ref)
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end
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def compare_source_branch(target_branch_name, source_repository, source_branch_name, straight:)
raw_repository.compare_source_branch(target_branch_name, source_repository.raw_repository, source_branch_name, straight: straight)
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end
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def create_ref(ref, ref_path)
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raw_repository.write_ref(ref_path, ref)
end
def ls_files(ref)
actual_ref = ref || root_ref
raw_repository.ls_files(actual_ref)
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end
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def search_files_by_content(query, ref, options = {})
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return [] if empty? || query.blank?
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raw_repository.search_files_by_content(query, ref, options)
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end
def search_files_by_name(query, ref)
return [] if empty?
raw_repository.search_files_by_name(query, ref)
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end
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def search_files_by_wildcard_path(path, ref = 'HEAD')
# We need to use RE2 to match Gitaly's regexp engine
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regexp_string = RE2::Regexp.escape(path)
anything = '.*?'
anything_but_not_slash = '([^\/])*?'
regexp_string.gsub!('\*\*', anything)
regexp_string.gsub!('\*', anything_but_not_slash)
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raw_repository.search_files_by_regexp("^#{regexp_string}$", ref)
end
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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
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def file_on_head(type, object_type = :blob)
return unless head = tree(:head)
objects =
case object_type
when :blob
head.blobs
when :tree
head.trees
else
raise ArgumentError, "Object type #{object_type} is not supported"
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end
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objects.find do |object|
Gitlab::FileDetector.type_of(object.path) == type
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end
end
def route_map_for(sha)
blob_data_at(sha, '.gitlab/route-map.yml')
end
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def gitlab_ci_yml_for(sha, path = '.gitlab-ci.yml')
blob_data_at(sha, path)
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end
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def lfsconfig_for(sha)
blob_data_at(sha, '.lfsconfig')
end
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def changelog_config(ref = 'HEAD')
blob_data_at(ref, Gitlab::Changelog::Config::FILE_PATH)
end
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def fetch_ref(source_repository, source_ref:, target_ref:)
raw_repository.fetch_ref(source_repository.raw_repository, source_ref: source_ref, target_ref: target_ref)
end
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def rebase(user, merge_request, skip_ci: false)
push_options = []
push_options << Gitlab::PushOptions::CI_SKIP if skip_ci
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raw.rebase(
user,
merge_request.id,
branch: merge_request.source_branch,
branch_sha: merge_request.source_branch_sha,
remote_repository: merge_request.target_project.repository.raw,
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remote_branch: merge_request.target_branch,
push_options: push_options
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) do |commit_id|
merge_request.update!(rebase_commit_sha: commit_id, merge_error: nil)
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end
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rescue StandardError => error
merge_request.update!(rebase_commit_sha: nil)
raise error
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end
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def squash(user, merge_request, message)
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raw.squash(user, start_sha: merge_request.diff_start_sha,
end_sha: merge_request.diff_head_sha,
author: merge_request.author,
message: message)
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end
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def submodule_links
@submodule_links ||= ::Gitlab::SubmoduleLinks.new(self)
end
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def update_submodule(user, submodule, commit_sha, message:, branch:)
with_cache_hooks do
raw.update_submodule(
user: user,
submodule: submodule,
commit_sha: commit_sha,
branch: branch,
message: message
)
end
end
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def blob_data_at(sha, path)
blob = blob_at(sha, path)
return unless blob
blob.load_all_data!
blob.data
end
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def create_if_not_exists
return if exists?
raw.create_repository
after_create
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true
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rescue Gitlab::Git::Repository::RepositoryExists
# We do not want to call `#after_create` given that we didn't create the
# repo, but we obviously have a mismatch between what's in our exists cache
# and actual on-disk state as seen by Gitaly. Let's thus expire our caches.
expire_status_cache
nil
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end
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def create_from_bundle(bundle_path)
raw.create_from_bundle(bundle_path).tap do |result|
after_create if result
end
end
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def blobs_metadata(paths, ref = 'HEAD')
references = Array.wrap(paths).map { |path| [ref, path] }
Gitlab::Git::Blob.batch_metadata(raw, references).map { |raw_blob| Blob.decorate(raw_blob) }
end
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def project
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if container.is_a?(Project)
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container
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else
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container.try(:project)
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end
end
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# Choose one of the available repository storage options based on a normalized weighted probability.
# We should always use the latest settings, to avoid picking a deleted shard.
def self.pick_storage_shard(expire: true)
Gitlab::CurrentSettings.expire_current_application_settings if expire
Gitlab::CurrentSettings.pick_repository_storage
end
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def change_head(branch)
if branch_exists?(branch)
before_change_head
raw_repository.write_ref('HEAD', "refs/heads/#{branch}")
copy_gitattributes(branch)
after_change_head
else
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container.after_change_head_branch_does_not_exist(branch)
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false
end
end
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def cache
@cache ||= Gitlab::RepositoryCache.new(self)
end
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private
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# TODO Genericize finder, later split this on finders by Ref or Oid
# https://gitlab.com/gitlab-org/gitlab/issues/19877
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def find_commit(oid_or_ref)
commit = if oid_or_ref.is_a?(Gitlab::Git::Commit)
oid_or_ref
else
Gitlab::Git::Commit.find(raw_repository, oid_or_ref)
end
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::Commit.new(commit, container) if commit
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end
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def redis_set_cache
@redis_set_cache ||= Gitlab::RepositorySetCache.new(self)
end
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def redis_hash_cache
@redis_hash_cache ||= Gitlab::RepositoryHashCache.new(self)
end
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def request_store_cache
@request_store_cache ||= Gitlab::RepositoryCache.new(self, backend: Gitlab::SafeRequestStore)
end
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def repository_event(event, tags = {})
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Gitlab::Metrics.add_event(event, tags)
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end
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def initialize_raw_repository
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Gitlab::Git::Repository.new(shard,
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disk_path + '.git',
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repo_type.identifier_for_container(container),
container.full_path)
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end
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end
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Repository.prepend_mod_with('Repository')