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module Gitlab
module GitalyClient
class CommitService
# The ID of empty tree.
# See http://stackoverflow.com/a/40884093/1856239 and https://github.com/git/git/blob/3ad8b5bf26362ac67c9020bf8c30eee54a84f56d/cache.h#L1011-L1012
EMPTY_TREE_ID = '4b825dc642cb6eb9a060e54bf8d69288fbee4904'.freeze
def initialize(repository)
@gitaly_repo = repository.gitaly_repository
@repository = repository
end
def ls_files(revision)
request = Gitaly::ListFilesRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision)
)
response = GitalyClient.call(@repository.storage, :commit_service, :list_files, request)
response.flat_map do |msg|
msg.paths.map { |d| d.dup.force_encoding(Encoding::UTF_8) }
end
end
def ancestor?(ancestor_id, child_id)
request = Gitaly::CommitIsAncestorRequest.new(
repository: @gitaly_repo,
ancestor_id: ancestor_id,
child_id: child_id
)
GitalyClient.call(@repository.storage, :commit_service, :commit_is_ancestor, request).value
end
def diff(from, to, options = {})
from_id = case from
when NilClass
EMPTY_TREE_ID
when Rugged::Commit
from.oid
else
from
end
to_id = case to
when NilClass
EMPTY_TREE_ID
when Rugged::Commit
to.oid
else
to
end
request_params = diff_between_commits_request_params(from_id, to_id, options)
call_commit_diff(request_params, options)
end
def diff_from_parent(commit, options = {})
request_params = diff_from_parent_request_params(commit, options)
call_commit_diff(request_params, options)
end
def commit_deltas(commit)
request = Gitaly::CommitDeltaRequest.new(diff_from_parent_request_params(commit))
response = GitalyClient.call(@repository.storage, :diff_service, :commit_delta, request)
response.flat_map { |msg| msg.deltas }
end
def tree_entry(ref, path, limit = nil)
request = Gitaly::TreeEntryRequest.new(
repository: @gitaly_repo,
revision: ref,
path: GitalyClient.encode(path),
limit: limit.to_i
)
response = GitalyClient.call(@repository.storage, :commit_service, :tree_entry, request)
entry = nil
data = ''
response.each do |msg|
if entry.nil?
entry = msg
break unless entry.type == :BLOB
end
data << msg.data
end
entry.data = data
entry unless entry.oid.blank?
end
def tree_entries(repository, revision, path)
request = Gitaly::GetTreeEntriesRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision),
path: path.present? ? GitalyClient.encode(path) : '.'
)
response = GitalyClient.call(@repository.storage, :commit_service, :get_tree_entries, request)
response.flat_map do |message|
message.entries.map do |gitaly_tree_entry|
Gitlab::Git::Tree.new(
id: gitaly_tree_entry.oid,
root_id: gitaly_tree_entry.root_oid,
type: gitaly_tree_entry.type.downcase,
mode: gitaly_tree_entry.mode.to_s(8),
name: File.basename(gitaly_tree_entry.path),
path: GitalyClient.encode(gitaly_tree_entry.path),
flat_path: GitalyClient.encode(gitaly_tree_entry.flat_path),
commit_id: gitaly_tree_entry.commit_oid
)
end
end
end
def commit_count(ref, options = {})
request = Gitaly::CountCommitsRequest.new(
repository: @gitaly_repo,
revision: ref
)
request.after = Google::Protobuf::Timestamp.new(seconds: options[:after].to_i) if options[:after].present?
request.before = Google::Protobuf::Timestamp.new(seconds: options[:before].to_i) if options[:before].present?
request.path = options[:path] if options[:path].present?
GitalyClient.call(@repository.storage, :commit_service, :count_commits, request).count
end
def last_commit_for_path(revision, path)
request = Gitaly::LastCommitForPathRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision),
path: GitalyClient.encode(path.to_s)
)
gitaly_commit = GitalyClient.call(@repository.storage, :commit_service, :last_commit_for_path, request).commit
return unless gitaly_commit
Gitlab::Git::Commit.new(@repository, gitaly_commit)
end
def between(from, to)
request = Gitaly::CommitsBetweenRequest.new(
repository: @gitaly_repo,
from: from,
to: to
)
response = GitalyClient.call(@repository.storage, :commit_service, :commits_between, request)
consume_commits_response(response)
end
def find_all_commits(opts = {})
request = Gitaly::FindAllCommitsRequest.new(
repository: @gitaly_repo,
revision: opts[:ref].to_s,
max_count: opts[:max_count].to_i,
skip: opts[:skip].to_i
)
request.order = opts[:order].upcase if opts[:order].present?
response = GitalyClient.call(@repository.storage, :commit_service, :find_all_commits, request)
consume_commits_response(response)
end
def commits_by_message(query, revision: '', path: '', limit: 1000, offset: 0)
request = Gitaly::CommitsByMessageRequest.new(
repository: @gitaly_repo,
query: query,
revision: revision.to_s.force_encoding(Encoding::ASCII_8BIT),
path: path.to_s.force_encoding(Encoding::ASCII_8BIT),
limit: limit.to_i,
offset: offset.to_i
)
response = GitalyClient.call(@repository.storage, :commit_service, :commits_by_message, request)
consume_commits_response(response)
end
def languages(ref = nil)
request = Gitaly::CommitLanguagesRequest.new(repository: @gitaly_repo, revision: ref || '')
response = GitalyClient.call(@repository.storage, :commit_service, :commit_languages, request)
response.languages.map { |l| { value: l.share.round(2), label: l.name, color: l.color, highlight: l.color } }
end
def raw_blame(revision, path)
request = Gitaly::RawBlameRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision),
path: GitalyClient.encode(path)
)
response = GitalyClient.call(@repository.storage, :commit_service, :raw_blame, request)
response.reduce("") { |memo, msg| memo << msg.data }
end
def find_commit(revision)
request = Gitaly::FindCommitRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision)
)
response = GitalyClient.call(@repository.storage, :commit_service, :find_commit, request)
response.commit
end
def patch(revision)
request = Gitaly::CommitPatchRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision)
)
response = GitalyClient.call(@repository.storage, :diff_service, :commit_patch, request)
response.sum(&:data)
end
def commit_stats(revision)
request = Gitaly::CommitStatsRequest.new(
repository: @gitaly_repo,
revision: GitalyClient.encode(revision)
)
GitalyClient.call(@repository.storage, :commit_service, :commit_stats, request)
end
def find_commits(options)
request = Gitaly::FindCommitsRequest.new(
repository: @gitaly_repo,
limit: options[:limit],
offset: options[:offset],
follow: options[:follow],
skip_merges: options[:skip_merges],
disable_walk: options[:disable_walk]
)
request.after = GitalyClient.timestamp(options[:after]) if options[:after]
request.before = GitalyClient.timestamp(options[:before]) if options[:before]
request.revision = GitalyClient.encode(options[:ref]) if options[:ref]
request.paths = GitalyClient.encode_repeated(Array(options[:path])) if options[:path].present?
response = GitalyClient.call(@repository.storage, :commit_service, :find_commits, request)
consume_commits_response(response)
end
private
def call_commit_diff(request_params, options = {})
request_params[:ignore_whitespace_change] = options.fetch(:ignore_whitespace_change, false)
request_params[:enforce_limits] = options.fetch(:limits, true)
request_params[:collapse_diffs] = request_params[:enforce_limits] || !options.fetch(:expanded, true)
request_params.merge!(Gitlab::Git::DiffCollection.collection_limits(options).to_h)
request = Gitaly::CommitDiffRequest.new(request_params)
response = GitalyClient.call(@repository.storage, :diff_service, :commit_diff, request)
GitalyClient::DiffStitcher.new(response)
end
def diff_from_parent_request_params(commit, options = {})
parent_id = commit.parent_ids.first || EMPTY_TREE_ID
diff_between_commits_request_params(parent_id, commit.id, options)
end
def diff_between_commits_request_params(from_id, to_id, options)
{
repository: @gitaly_repo,
left_commit_id: from_id,
right_commit_id: to_id,
paths: options.fetch(:paths, []).compact.map { |path| GitalyClient.encode(path) }
}
end
def consume_commits_response(response)
response.flat_map do |message|
message.commits.map do |gitaly_commit|
Gitlab::Git::Commit.new(@repository, gitaly_commit)
end
end
end
end
end
end
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