debian-mirror-gitlab/lib/api/repositories.rb
2021-11-11 11:23:49 +05:30

255 lines
9 KiB
Ruby

# frozen_string_literal: true
require 'mime/types'
module API
class Repositories < ::API::Base
include PaginationParams
content_type :txt, 'text/plain'
helpers ::API::Helpers::HeadersHelpers
before { authorize! :download_code, user_project }
feature_category :source_code_management
params do
requires :id, type: String, desc: 'The ID of a project'
end
resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
helpers do
include ::Gitlab::RateLimitHelpers
def handle_project_member_errors(errors)
if errors[:project_access].any?
error!(errors[:project_access], 422)
end
not_found!
end
def assign_blob_vars!(limit:)
authorize! :download_code, user_project
@repo = user_project.repository
begin
@blob = Gitlab::Git::Blob.raw(@repo, params[:sha], limit: limit)
rescue StandardError
not_found! 'Blob'
end
not_found! 'Blob' unless @blob
end
end
desc 'Get a project repository tree' do
success Entities::TreeObject
end
params do
optional :ref, type: String, desc: 'The name of a repository branch or tag, if not given the default branch is used'
optional :path, type: String, desc: 'The path of the tree'
optional :recursive, type: Boolean, default: false, desc: 'Used to get a recursive tree'
use :pagination
optional :pagination, type: String, values: %w(legacy keyset), default: 'legacy', desc: 'Specify the pagination method'
given pagination: -> (value) { value == 'keyset' } do
optional :page_token, type: String, desc: 'Record from which to start the keyset pagination'
end
end
get ':id/repository/tree' do
tree_finder = ::Repositories::TreeFinder.new(user_project, declared_params(include_missing: false))
not_found!("Tree") unless tree_finder.commit_exists?
tree = Gitlab::Pagination::GitalyKeysetPager.new(self, user_project).paginate(tree_finder)
present tree, with: Entities::TreeObject
end
desc 'Get raw blob contents from the repository'
params do
requires :sha, type: String, desc: 'The commit hash'
end
get ':id/repository/blobs/:sha/raw' do
# Load metadata enough to ask Workhorse to load the whole blob
assign_blob_vars!(limit: 0)
no_cache_headers
send_git_blob @repo, @blob
end
desc 'Get a blob from the repository'
params do
requires :sha, type: String, desc: 'The commit hash'
end
get ':id/repository/blobs/:sha' do
assign_blob_vars!(limit: -1)
{
size: @blob.size,
encoding: "base64",
content: Base64.strict_encode64(@blob.data),
sha: @blob.id
}
end
desc 'Get an archive of the repository'
params do
optional :sha, type: String, desc: 'The commit sha of the archive to be downloaded'
optional :format, type: String, desc: 'The archive format'
end
get ':id/repository/archive', requirements: { format: Gitlab::PathRegex.archive_formats_regex } do
if archive_rate_limit_reached?(current_user, user_project)
render_api_error!({ error: ::Gitlab::RateLimitHelpers::ARCHIVE_RATE_LIMIT_REACHED_MESSAGE }, 429)
end
not_acceptable! if Gitlab::HotlinkingDetector.intercept_hotlinking?(request)
send_git_archive user_project.repository, ref: params[:sha], format: params[:format], append_sha: true
rescue StandardError
not_found!('File')
end
desc 'Compare two branches, tags, or commits' do
success Entities::Compare
end
params do
requires :from, type: String, desc: 'The commit, branch name, or tag name to start comparison'
requires :to, type: String, desc: 'The commit, branch name, or tag name to stop comparison'
optional :from_project_id, type: String, desc: 'The project to compare from'
optional :straight, type: Boolean, desc: 'Comparison method, `true` for direct comparison between `from` and `to` (`from`..`to`), `false` to compare using merge base (`from`...`to`)', default: false
end
get ':id/repository/compare' do
ff_enabled = Feature.enabled?(:api_caching_rate_limit_repository_compare, user_project, default_enabled: :yaml)
cache_action_if(ff_enabled, [user_project, :repository_compare, current_user, declared_params], expires_in: 1.minute) do
if params[:from_project_id].present?
target_project = MergeRequestTargetProjectFinder
.new(current_user: current_user, source_project: user_project, project_feature: :repository)
.execute(include_routes: true).find_by_id(params[:from_project_id])
if target_project.blank?
render_api_error!("Target project id:#{params[:from_project_id]} is not a fork of project id:#{params[:id]}", 400)
end
else
target_project = user_project
end
compare = CompareService.new(user_project, params[:to]).execute(target_project, params[:from], straight: params[:straight])
if compare
present compare, with: Entities::Compare
else
not_found!("Ref")
end
end
end
desc 'Get repository contributors' do
success Entities::Contributor
end
params do
use :pagination
optional :order_by, type: String, values: %w[email name commits], default: 'commits', desc: 'Return contributors ordered by `name` or `email` or `commits`'
optional :sort, type: String, values: %w[asc desc], default: 'asc', desc: 'Sort by asc (ascending) or desc (descending)'
end
get ':id/repository/contributors' do
contributors = ::Kaminari.paginate_array(user_project.repository.contributors(order_by: params[:order_by], sort: params[:sort]))
present paginate(contributors), with: Entities::Contributor
rescue StandardError
not_found!
end
desc 'Get the common ancestor between commits' do
success Entities::Commit
end
params do
requires :refs, type: Array[String], coerce_with: ::API::Validations::Types::CommaSeparatedToArray.coerce
end
get ':id/repository/merge_base' do
refs = params[:refs]
if refs.size < 2
render_api_error!('Provide at least 2 refs', 400)
end
merge_base = Gitlab::Git::MergeBase.new(user_project.repository, refs)
if merge_base.unknown_refs.any?
ref_noun = 'ref'.pluralize(merge_base.unknown_refs.size)
message = "Could not find #{ref_noun}: #{merge_base.unknown_refs.join(', ')}"
render_api_error!(message, 400)
end
if merge_base.commit
present merge_base.commit, with: Entities::Commit
else
not_found!("Merge Base")
end
end
desc 'Generates a changelog section for a release' do
detail 'This feature was introduced in GitLab 13.9'
end
params do
requires :version,
type: String,
regexp: Gitlab::Regex.unbounded_semver_regex,
desc: 'The version of the release, using the semantic versioning format'
optional :from,
type: String,
desc: 'The first commit in the range of commits to use for the changelog'
optional :to,
type: String,
desc: 'The last commit in the range of commits to use for the changelog'
optional :date,
type: DateTime,
desc: 'The date and time of the release'
optional :branch,
type: String,
desc: 'The branch to commit the changelog changes to'
optional :trailer,
type: String,
desc: 'The Git trailer to use for determining if commits are to be included in the changelog',
default: ::Repositories::ChangelogService::DEFAULT_TRAILER
optional :file,
type: String,
desc: 'The file to commit the changelog changes to',
default: ::Repositories::ChangelogService::DEFAULT_FILE
optional :message,
type: String,
desc: 'The commit message to use when committing the changelog'
end
post ':id/repository/changelog' do
branch = params[:branch] || user_project.default_branch_or_main
access = Gitlab::UserAccess.new(current_user, container: user_project)
unless access.can_push_to_branch?(branch)
forbidden!("You are not allowed to commit a changelog on this branch")
end
service = ::Repositories::ChangelogService.new(
user_project,
current_user,
**declared_params(include_missing: false)
)
service.execute
status(200)
rescue Gitlab::Changelog::Error => ex
render_api_error!("Failed to generate the changelog: #{ex.message}", 422)
end
end
end
end