debian-mirror-gitlab/lib/gitlab/gitaly_client/conflicts_service.rb
2019-02-15 15:39:39 +05:30

76 lines
2.7 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module GitalyClient
class ConflictsService
include Gitlab::EncodingHelper
MAX_MSG_SIZE = 128.kilobytes.freeze
def initialize(repository, our_commit_oid, their_commit_oid)
@gitaly_repo = repository.gitaly_repository
@repository = repository
@our_commit_oid = our_commit_oid
@their_commit_oid = their_commit_oid
end
def list_conflict_files
request = Gitaly::ListConflictFilesRequest.new(
repository: @gitaly_repo,
our_commit_oid: @our_commit_oid,
their_commit_oid: @their_commit_oid
)
response = GitalyClient.call(@repository.storage, :conflicts_service, :list_conflict_files, request)
GitalyClient::ConflictFilesStitcher.new(response)
end
def conflicts?
list_conflict_files.any?
rescue GRPC::FailedPrecondition, GRPC::Unknown
# The server raises FailedPrecondition when it encounters
# ConflictSideMissing, which means a conflict exists but its `theirs` or
# `ours` data is nil due to a non-existent file in one of the trees.
#
# GRPC::Unknown comes from Rugged::ReferenceError and Rugged::OdbError.
true
end
def resolve_conflicts(target_repository, resolution, source_branch, target_branch)
reader = binary_stringio(resolution.files.to_json)
req_enum = Enumerator.new do |y|
header = resolve_conflicts_request_header(target_repository, resolution, source_branch, target_branch)
y.yield Gitaly::ResolveConflictsRequest.new(header: header)
until reader.eof?
chunk = reader.read(MAX_MSG_SIZE)
y.yield Gitaly::ResolveConflictsRequest.new(files_json: chunk)
end
end
response = GitalyClient.call(@repository.storage, :conflicts_service, :resolve_conflicts, req_enum, remote_storage: target_repository.storage, timeout: GitalyClient.medium_timeout)
if response.resolution_error.present?
raise Gitlab::Git::Conflict::Resolver::ResolutionError, response.resolution_error
end
end
private
def resolve_conflicts_request_header(target_repository, resolution, source_branch, target_branch)
Gitaly::ResolveConflictsRequestHeader.new(
repository: @gitaly_repo,
our_commit_oid: @our_commit_oid,
target_repository: target_repository.gitaly_repository,
their_commit_oid: @their_commit_oid,
source_branch: source_branch,
target_branch: target_branch,
commit_message: resolution.commit_message,
user: Gitlab::Git::User.from_gitlab(resolution.user).to_gitaly
)
end
end
end
end