286 lines
11 KiB
Ruby
286 lines
11 KiB
Ruby
# frozen_string_literal: true
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module API
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class Files < ::API::Base
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include APIGuard
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FILE_ENDPOINT_REQUIREMENTS = API::NAMESPACE_OR_PROJECT_REQUIREMENTS.merge(file_path: API::NO_SLASH_URL_PART_REGEX)
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# Prevents returning plain/text responses for files with .txt extension
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after_validation { content_type "application/json" }
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feature_category :source_code_management
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helpers ::API::Helpers::HeadersHelpers
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helpers do
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def commit_params(attrs)
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{
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file_path: attrs[:file_path],
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start_branch: attrs[:start_branch] || attrs[:branch],
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branch_name: attrs[:branch],
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commit_message: attrs[:commit_message],
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file_content: attrs[:content],
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file_content_encoding: attrs[:encoding],
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author_email: attrs[:author_email],
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author_name: attrs[:author_name],
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last_commit_sha: attrs[:last_commit_id],
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execute_filemode: attrs[:execute_filemode]
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}
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end
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def assign_file_vars!
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authorize_read_code!
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@commit = user_project.commit(params[:ref])
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not_found!('Commit') unless @commit
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@repo = user_project.repository
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@blob = @repo.blob_at(@commit.sha, params[:file_path], limit: Gitlab::Git::Blob::LFS_POINTER_MAX_SIZE)
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not_found!('File') unless @blob
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end
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def commit_response(attrs)
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{
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file_path: attrs[:file_path],
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branch: attrs[:branch]
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}
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end
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def content_sha
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cache_client.fetch(
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"blob_content_sha256:#{user_project.full_path}:#{@blob.id}",
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nil,
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{
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cache_identifier: 'API::Files#content_sha',
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backing_resource: :gitaly
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}
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) do
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@blob.load_all_data!
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Digest::SHA256.hexdigest(@blob.data)
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end
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end
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def cache_client
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@cache_client ||= Gitlab::Cache::Client.new(
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Gitlab::Cache::Metrics.new(Gitlab::Cache::Metadata.new(feature_category: :source_code_management))
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)
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end
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def fetch_blame_range(blame_params)
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return if blame_params[:range].blank?
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range = Range.new(blame_params[:range][:start], blame_params[:range][:end])
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render_api_error!('range[start] must be less than or equal to range[end]', 400) if range.begin > range.end
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range
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end
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def blob_data
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{
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file_name: @blob.name,
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file_path: @blob.path,
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size: @blob.size,
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encoding: "base64",
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content_sha256: content_sha,
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ref: params[:ref],
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blob_id: @blob.id,
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commit_id: @commit.id,
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last_commit_id: @repo.last_commit_id_for_path(@commit.sha, params[:file_path], literal_pathspec: true),
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execute_filemode: @blob.executable?
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}
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end
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params :simple_file_params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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requires :branch, type: String,
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desc: 'Name of the branch to commit into. To create a new branch, also provide `start_branch`.', allow_blank: false,
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documentation: { example: 'main' }
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requires :commit_message, type: String,
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allow_blank: false, desc: 'Commit message', documentation: { example: 'Initial commit' }
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optional :start_branch, type: String,
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desc: 'Name of the branch to start the new commit from', documentation: { example: 'main' }
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optional :author_email, type: String,
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desc: 'The email of the author', documentation: { example: 'johndoe@example.com' }
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optional :author_name, type: String,
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desc: 'The name of the author', documentation: { example: 'John Doe' }
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end
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params :extended_file_params do
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use :simple_file_params
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requires :content, type: String, desc: 'File content', documentation: { example: 'file content' }
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optional :encoding, type: String, values: %w[base64 text], default: 'text', desc: 'File encoding'
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optional :last_commit_id, type: String,
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desc: 'Last known commit id for this file',
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documentation: { example: '2695effb5807a22ff3d138d593fd856244e155e7' }
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optional :execute_filemode, type: Boolean, desc: 'Enable / Disable the executable flag on the file path'
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end
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end
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params do
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requires :id, type: String, desc: 'The project ID', documentation: { example: 'gitlab-org/gitlab' }
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end
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resource :projects, requirements: FILE_ENDPOINT_REQUIREMENTS do
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allow_access_with_scope :read_repository, if: -> (request) { request.get? || request.head? }
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desc 'Get blame file metadata from repository'
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params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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requires :ref, type: String,
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desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
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end
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head ":id/repository/files/:file_path/blame", requirements: FILE_ENDPOINT_REQUIREMENTS do
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assign_file_vars!
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set_http_headers(blob_data)
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end
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desc 'Get blame file from the repository'
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params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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requires :ref, type: String,
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desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
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optional :range, type: Hash do
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requires :start, type: Integer,
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desc: 'The first line of the range to blame', allow_blank: false, values: ->(v) { v > 0 }
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requires :end, type: Integer,
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desc: 'The last line of the range to blame', allow_blank: false, values: ->(v) { v > 0 }
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end
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end
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get ":id/repository/files/:file_path/blame", requirements: FILE_ENDPOINT_REQUIREMENTS do
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blame_params = declared_params(include_missing: false)
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assign_file_vars!
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set_http_headers(blob_data)
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blame_ranges = Gitlab::Blame.new(@blob, @commit, range: fetch_blame_range(blame_params)).groups(highlight: false)
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present blame_ranges, with: Entities::BlameRange
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end
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desc 'Get raw file contents from the repository' do
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success File
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end
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params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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optional :ref, type: String,
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desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
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optional :lfs, type: Boolean,
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desc: 'Retrieve binary data for a file that is an lfs pointer',
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default: false
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end
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get ":id/repository/files/:file_path/raw", requirements: FILE_ENDPOINT_REQUIREMENTS, urgency: :low do
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assign_file_vars!
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if params[:lfs] && @blob.stored_externally?
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lfs_object = LfsObject.find_by_oid(@blob.lfs_oid)
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not_found! unless lfs_object&.project_allowed_access?(@project)
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present_carrierwave_file!(lfs_object.file)
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else
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no_cache_headers
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set_http_headers(blob_data)
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send_git_blob @repo, @blob
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end
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end
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desc 'Get file metadata from repository'
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params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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requires :ref, type: String,
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desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
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end
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head ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS, urgency: :low do
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assign_file_vars!
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set_http_headers(blob_data)
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end
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desc 'Get a file from the repository'
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params do
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requires :file_path, type: String, file_path: true,
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desc: 'The url encoded path to the file.', documentation: { example: 'lib%2Fclass%2Erb' }
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requires :ref, type: String,
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desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
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end
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get ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
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assign_file_vars!
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@blob.load_all_data!
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data = blob_data
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set_http_headers(data)
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data.merge(content: Base64.strict_encode64(@blob.data))
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end
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desc 'Create new file in repository'
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params do
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use :extended_file_params
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end
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post ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS, urgency: :low do
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authorize! :push_code, user_project
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file_params = declared_params(include_missing: false)
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result = ::Files::CreateService.new(user_project, current_user, commit_params(file_params)).execute
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if result[:status] == :success
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status(201)
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commit_response(file_params)
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else
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render_api_error!(result[:message], 400)
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end
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end
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desc 'Update existing file in repository'
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params do
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use :extended_file_params
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end
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put ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS, urgency: :low do
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authorize! :push_code, user_project
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file_params = declared_params(include_missing: false)
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begin
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result = ::Files::UpdateService.new(user_project, current_user, commit_params(file_params)).execute
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rescue ::Files::UpdateService::FileChangedError => e
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render_api_error!(e.message, 400)
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end
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if result[:status] == :success
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status(200)
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commit_response(file_params)
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else
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http_status = result[:http_status] || 400
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render_api_error!(result[:message], http_status)
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end
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end
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desc 'Delete an existing file in repository'
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params do
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use :simple_file_params
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end
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delete ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
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authorize! :push_code, user_project
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file_params = declared_params(include_missing: false)
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result = ::Files::DeleteService.new(user_project, current_user, commit_params(file_params)).execute
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if result[:status] != :success
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render_api_error!(result[:message], 400)
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end
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end
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end
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end
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end
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