1670 lines
51 KiB
Ruby
1670 lines
51 KiB
Ruby
# frozen_string_literal: true
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class MergeRequest < ApplicationRecord
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include AtomicInternalId
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include IidRoutes
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include Issuable
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include Noteable
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include Referable
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include Presentable
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include TimeTrackable
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include ManualInverseAssociation
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include EachBatch
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include ThrottledTouch
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include Gitlab::Utils::StrongMemoize
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include LabelEventable
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include ReactiveCaching
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include FromUnion
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include DeprecatedAssignee
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include ShaAttribute
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include IgnorableColumns
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include MilestoneEventable
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include StateEventable
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include ApprovableBase
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extend ::Gitlab::Utils::Override
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sha_attribute :squash_commit_sha
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self.reactive_cache_key = ->(model) { [model.project.id, model.iid] }
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self.reactive_cache_refresh_interval = 10.minutes
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self.reactive_cache_lifetime = 10.minutes
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SORTING_PREFERENCE_FIELD = :merge_requests_sort
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belongs_to :target_project, class_name: "Project"
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belongs_to :source_project, class_name: "Project"
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belongs_to :merge_user, class_name: "User"
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belongs_to :iteration, foreign_key: 'sprint_id'
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has_internal_id :iid, scope: :target_project, track_if: -> { !importing? }, init: ->(s) { s&.target_project&.merge_requests&.maximum(:iid) }
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has_many :merge_request_diffs
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has_many :merge_request_context_commits
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has_many :merge_request_context_commit_diff_files, through: :merge_request_context_commits, source: :diff_files
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has_one :merge_request_diff,
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-> { order('merge_request_diffs.id DESC') }, inverse_of: :merge_request
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belongs_to :latest_merge_request_diff, class_name: 'MergeRequestDiff'
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manual_inverse_association :latest_merge_request_diff, :merge_request
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# This is the same as latest_merge_request_diff unless:
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# 1. There are arguments - in which case we might be trying to force-reload.
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# 2. This association is already loaded.
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# 3. The latest diff does not exist.
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# 4. It doesn't have any merge_request_diffs - it returns an empty MergeRequestDiff
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#
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# The second one in particular is important - MergeRequestDiff#merge_request
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# is the inverse of MergeRequest#merge_request_diff, which means it may not be
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# the latest diff, because we could have loaded any diff from this particular
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# MR. If we haven't already loaded a diff, then it's fine to load the latest.
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def merge_request_diff
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fallback = latest_merge_request_diff unless association(:merge_request_diff).loaded?
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fallback || super || MergeRequestDiff.new(merge_request_id: id)
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end
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belongs_to :head_pipeline, foreign_key: "head_pipeline_id", class_name: "Ci::Pipeline"
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has_many :events, as: :target, dependent: :delete_all # rubocop:disable Cop/ActiveRecordDependent
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has_many :merge_requests_closing_issues,
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class_name: 'MergeRequestsClosingIssues',
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dependent: :delete_all # rubocop:disable Cop/ActiveRecordDependent
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has_many :cached_closes_issues, through: :merge_requests_closing_issues, source: :issue
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has_many :pipelines_for_merge_request, foreign_key: 'merge_request_id', class_name: 'Ci::Pipeline'
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has_many :suggestions, through: :notes
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has_many :unresolved_notes, -> { unresolved }, as: :noteable, class_name: 'Note'
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has_many :merge_request_assignees
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has_many :assignees, class_name: "User", through: :merge_request_assignees
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has_many :user_mentions, class_name: "MergeRequestUserMention", dependent: :delete_all # rubocop:disable Cop/ActiveRecordDependent
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has_many :deployment_merge_requests
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# These are deployments created after the merge request has been merged, and
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# the merge request was tracked explicitly (instead of implicitly using a CI
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# build).
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has_many :deployments,
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through: :deployment_merge_requests
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has_many :draft_notes
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has_many :reviews, inverse_of: :merge_request
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KNOWN_MERGE_PARAMS = [
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:auto_merge_strategy,
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:should_remove_source_branch,
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:force_remove_source_branch,
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:commit_message,
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:squash_commit_message,
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:sha
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].freeze
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serialize :merge_params, Hash # rubocop:disable Cop/ActiveRecordSerialize
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after_create :ensure_merge_request_diff
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after_update :clear_memoized_shas
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after_update :clear_memoized_source_branch_exists
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after_update :reload_diff_if_branch_changed
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after_commit :ensure_metrics, on: [:create, :update], unless: :importing?
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after_commit :expire_etag_cache, unless: :importing?
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# When this attribute is true some MR validation is ignored
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# It allows us to close or modify broken merge requests
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attr_accessor :allow_broken
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# Temporary fields to store compare vars
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# when creating new merge request
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attr_accessor :can_be_created, :compare_commits, :diff_options, :compare
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# Keep states definition to be evaluated before the state_machine block to avoid spec failures.
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# If this gets evaluated after, the `merged` and `locked` states which are overrided can be nil.
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def self.available_state_names
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super + [:merged, :locked]
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end
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state_machine :state_id, initial: :opened, initialize: false do
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event :close do
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transition [:opened] => :closed
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end
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event :mark_as_merged do
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transition [:opened, :locked] => :merged
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end
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event :reopen do
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transition closed: :opened
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end
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event :lock_mr do
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transition [:opened] => :locked
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end
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event :unlock_mr do
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transition locked: :opened
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end
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before_transition any => :opened do |merge_request|
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merge_request.merge_jid = nil
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end
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after_transition any => :opened do |merge_request|
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merge_request.run_after_commit do
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UpdateHeadPipelineForMergeRequestWorker.perform_async(merge_request.id)
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end
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end
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state :opened, value: MergeRequest.available_states[:opened]
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state :closed, value: MergeRequest.available_states[:closed]
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state :merged, value: MergeRequest.available_states[:merged]
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state :locked, value: MergeRequest.available_states[:locked]
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end
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# Alias to state machine .with_state_id method
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# This needs to be defined after the state machine block to avoid errors
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class << self
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alias_method :with_state, :with_state_id
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alias_method :with_states, :with_state_ids
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end
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state_machine :merge_status, initial: :unchecked do
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event :mark_as_unchecked do
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transition [:can_be_merged, :checking, :unchecked] => :unchecked
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transition [:cannot_be_merged, :cannot_be_merged_rechecking, :cannot_be_merged_recheck] => :cannot_be_merged_recheck
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end
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event :mark_as_checking do
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transition unchecked: :checking
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transition cannot_be_merged_recheck: :cannot_be_merged_rechecking
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end
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event :mark_as_mergeable do
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transition [:unchecked, :cannot_be_merged_recheck, :checking, :cannot_be_merged_rechecking] => :can_be_merged
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end
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event :mark_as_unmergeable do
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transition [:unchecked, :cannot_be_merged_recheck, :checking, :cannot_be_merged_rechecking] => :cannot_be_merged
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end
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state :unchecked
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state :cannot_be_merged_recheck
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state :checking
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state :cannot_be_merged_rechecking
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state :can_be_merged
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state :cannot_be_merged
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around_transition do |merge_request, transition, block|
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Gitlab::Timeless.timeless(merge_request, &block)
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end
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# rubocop: disable CodeReuse/ServiceClass
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after_transition [:unchecked, :checking] => :cannot_be_merged do |merge_request, transition|
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if merge_request.notify_conflict?
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NotificationService.new.merge_request_unmergeable(merge_request)
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TodoService.new.merge_request_became_unmergeable(merge_request)
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end
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end
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# rubocop: enable CodeReuse/ServiceClass
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def check_state?(merge_status)
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[:unchecked, :cannot_be_merged_recheck, :checking, :cannot_be_merged_rechecking].include?(merge_status.to_sym)
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end
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end
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# Returns current merge_status except it returns `cannot_be_merged_rechecking` as `checking`
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# to avoid exposing unnecessary internal state
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def public_merge_status
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cannot_be_merged_rechecking? ? 'checking' : merge_status
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end
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validates :source_project, presence: true, unless: [:allow_broken, :importing?, :closed_without_fork?]
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validates :source_branch, presence: true
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validates :target_project, presence: true
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validates :target_branch, presence: true
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validates :merge_user, presence: true, if: :auto_merge_enabled?, unless: :importing?
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validate :validate_branches, unless: [:allow_broken, :importing?, :closed_without_fork?]
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validate :validate_fork, unless: :closed_without_fork?
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validate :validate_target_project, on: :create
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scope :by_source_or_target_branch, ->(branch_name) do
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where("source_branch = :branch OR target_branch = :branch", branch: branch_name)
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end
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scope :by_milestone, ->(milestone) { where(milestone_id: milestone) }
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scope :of_projects, ->(ids) { where(target_project_id: ids) }
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scope :from_project, ->(project) { where(source_project_id: project.id) }
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scope :from_and_to_forks, ->(project) do
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where('source_project_id <> target_project_id AND (source_project_id = ? OR target_project_id = ?)', project.id, project.id)
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end
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scope :merged, -> { with_state(:merged) }
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scope :closed_and_merged, -> { with_states(:closed, :merged) }
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scope :open_and_closed, -> { with_states(:opened, :closed) }
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scope :from_source_branches, ->(branches) { where(source_branch: branches) }
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scope :by_commit_sha, ->(sha) do
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where('EXISTS (?)', MergeRequestDiff.select(1).where('merge_requests.latest_merge_request_diff_id = merge_request_diffs.id').by_commit_sha(sha)).reorder(nil)
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end
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scope :by_merge_commit_sha, -> (sha) do
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where(merge_commit_sha: sha)
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end
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scope :by_cherry_pick_sha, -> (sha) do
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joins(:notes).where(notes: { commit_id: sha })
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end
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scope :join_project, -> { joins(:target_project) }
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scope :references_project, -> { references(:target_project) }
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scope :with_api_entity_associations, -> {
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preload_routables
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.preload(:assignees, :author, :unresolved_notes, :labels, :milestone,
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:timelogs, :latest_merge_request_diff,
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target_project: :project_feature,
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metrics: [:latest_closed_by, :merged_by])
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}
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scope :by_target_branch_wildcard, ->(wildcard_branch_name) do
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where("target_branch LIKE ?", ApplicationRecord.sanitize_sql_like(wildcard_branch_name).tr('*', '%'))
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end
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scope :by_target_branch, ->(branch_name) { where(target_branch: branch_name) }
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scope :preload_source_project, -> { preload(:source_project) }
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scope :preload_routables, -> do
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preload(target_project: [:route, { namespace: :route }],
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source_project: [:route, { namespace: :route }])
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end
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scope :with_auto_merge_enabled, -> do
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with_state(:opened).where(auto_merge_enabled: true)
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end
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scope :including_metrics, -> do
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includes(:metrics)
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end
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after_save :keep_around_commit, unless: :importing?
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alias_attribute :project, :target_project
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alias_attribute :project_id, :target_project_id
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# Currently, `merge_when_pipeline_succeeds` column is used as a flag
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# to check if _any_ auto merge strategy is activated on the merge request.
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# Today, we have multiple strategies and MWPS is one of them.
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# we'd eventually rename the column for avoiding confusions, but in the mean time
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# please use `auto_merge_enabled` alias instead of `merge_when_pipeline_succeeds`.
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alias_attribute :auto_merge_enabled, :merge_when_pipeline_succeeds
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alias_method :issuing_parent, :target_project
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delegate :active?, to: :head_pipeline, prefix: true, allow_nil: true
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delegate :success?, :active?, to: :actual_head_pipeline, prefix: true, allow_nil: true
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RebaseLockTimeout = Class.new(StandardError)
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def self.reference_prefix
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'!'
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end
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# Returns the top 100 target branches
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#
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# The returned value is a Array containing branch names
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# sort by updated_at of merge request:
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#
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# ['master', 'develop', 'production']
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#
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# limit - The maximum number of target branch to return.
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def self.recent_target_branches(limit: 100)
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group(:target_branch)
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.select(:target_branch)
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.reorder(arel_table[:updated_at].maximum.desc)
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.limit(limit)
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.pluck(:target_branch)
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end
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def rebase_in_progress?
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rebase_jid.present? && Gitlab::SidekiqStatus.running?(rebase_jid)
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end
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# Use this method whenever you need to make sure the head_pipeline is synced with the
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# branch head commit, for example checking if a merge request can be merged.
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# For more information check: https://gitlab.com/gitlab-org/gitlab-foss/issues/40004
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def actual_head_pipeline
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head_pipeline&.matches_sha_or_source_sha?(diff_head_sha) ? head_pipeline : nil
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end
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def merge_pipeline
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return unless merged?
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target_project.pipeline_for(target_branch, merge_commit_sha)
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end
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# Pattern used to extract `!123` merge request references from text
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#
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# This pattern supports cross-project references.
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def self.reference_pattern
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@reference_pattern ||= %r{
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(#{Project.reference_pattern})?
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#{Regexp.escape(reference_prefix)}(?<merge_request>\d+)
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}x
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end
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def self.link_reference_pattern
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@link_reference_pattern ||= super("merge_requests", /(?<merge_request>\d+)/)
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end
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def self.reference_valid?(reference)
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reference.to_i > 0 && reference.to_i <= Gitlab::Database::MAX_INT_VALUE
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end
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def self.project_foreign_key
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'target_project_id'
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end
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# Returns all the merge requests from an ActiveRecord:Relation.
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#
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# This method uses a UNION as it usually operates on the result of
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# ProjectsFinder#execute. PostgreSQL in particular doesn't always like queries
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# using multiple sub-queries especially when combined with an OR statement.
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# UNIONs on the other hand perform much better in these cases.
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#
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# relation - An ActiveRecord::Relation that returns a list of Projects.
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#
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# Returns an ActiveRecord::Relation.
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def self.in_projects(relation)
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# unscoping unnecessary conditions that'll be applied
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# when executing `where("merge_requests.id IN (#{union.to_sql})")`
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source = unscoped.where(source_project_id: relation)
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target = unscoped.where(target_project_id: relation)
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from_union([source, target])
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end
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# This is used after project import, to reset the IDs to the correct
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# values. It is not intended to be called without having already scoped the
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# relation.
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def self.set_latest_merge_request_diff_ids!
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update = '
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latest_merge_request_diff_id = (
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SELECT MAX(id)
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FROM merge_request_diffs
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WHERE merge_requests.id = merge_request_diffs.merge_request_id
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)'.squish
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self.each_batch do |batch|
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batch.update_all(update)
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end
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end
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# WIP is deprecated in favor of Draft. Currently both options are supported
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# https://gitlab.com/gitlab-org/gitlab/-/issues/227426
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DRAFT_REGEX = /\A*#{Regexp.union(Gitlab::Regex.merge_request_wip, Gitlab::Regex.merge_request_draft)}+\s*/i.freeze
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def self.work_in_progress?(title)
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!!(title =~ DRAFT_REGEX)
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end
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def self.wipless_title(title)
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title.sub(DRAFT_REGEX, "")
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end
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def self.wip_title(title)
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work_in_progress?(title) ? title : "Draft: #{title}"
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end
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def committers
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@committers ||= commits.committers
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end
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# Verifies if title has changed not taking into account Draft prefix
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# for merge requests.
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def wipless_title_changed(old_title)
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self.class.wipless_title(old_title) != self.wipless_title
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end
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def hook_attrs
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Gitlab::HookData::MergeRequestBuilder.new(self).build
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end
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# `from` argument can be a Namespace or Project.
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def to_reference(from = nil, full: false)
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reference = "#{self.class.reference_prefix}#{iid}"
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"#{project.to_reference_base(from, full: full)}#{reference}"
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end
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def context_commits(limit: nil)
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@context_commits ||= merge_request_context_commits.limit(limit).map(&:to_commit)
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end
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def recent_context_commits
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context_commits(limit: MergeRequestDiff::COMMITS_SAFE_SIZE)
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end
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def context_commits_count
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context_commits.count
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end
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def commits(limit: nil)
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return merge_request_diff.commits(limit: limit) if merge_request_diff.persisted?
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commits_arr = if compare_commits
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reversed_commits = compare_commits.reverse
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limit ? reversed_commits.take(limit) : reversed_commits
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else
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[]
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end
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CommitCollection.new(source_project, commits_arr, source_branch)
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end
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def recent_commits
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commits(limit: MergeRequestDiff::COMMITS_SAFE_SIZE)
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end
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def commits_count
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if merge_request_diff.persisted?
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merge_request_diff.commits_count
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elsif compare_commits
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compare_commits.size
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else
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0
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end
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end
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def commit_shas(limit: nil)
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return merge_request_diff.commit_shas(limit: limit) if merge_request_diff.persisted?
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shas =
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if compare_commits
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compare_commits.to_a.reverse.map(&:sha)
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else
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Array(diff_head_sha)
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end
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limit ? shas.take(limit) : shas
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end
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def supports_suggestion?
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true
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end
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|
|
# Calls `MergeWorker` to proceed with the merge process and
|
|
# updates `merge_jid` with the MergeWorker#jid.
|
|
# This helps tracking enqueued and ongoing merge jobs.
|
|
def merge_async(user_id, params)
|
|
jid = MergeWorker.perform_async(id, user_id, params.to_h)
|
|
update_column(:merge_jid, jid)
|
|
|
|
# merge_ongoing? depends on merge_jid
|
|
# expire etag cache since the attribute is changed without triggering callbacks
|
|
expire_etag_cache
|
|
end
|
|
|
|
# Set off a rebase asynchronously, atomically updating the `rebase_jid` of
|
|
# the MR so that the status of the operation can be tracked.
|
|
def rebase_async(user_id, skip_ci: false)
|
|
with_rebase_lock do
|
|
raise ActiveRecord::StaleObjectError if !open? || rebase_in_progress?
|
|
|
|
# Although there is a race between setting rebase_jid here and clearing it
|
|
# in the RebaseWorker, it can't do any harm since we check both that the
|
|
# attribute is set *and* that the sidekiq job is still running. So a JID
|
|
# for a completed RebaseWorker is equivalent to a nil JID.
|
|
jid = Sidekiq::Worker.skipping_transaction_check do
|
|
RebaseWorker.perform_async(id, user_id, skip_ci)
|
|
end
|
|
|
|
update_column(:rebase_jid, jid)
|
|
end
|
|
|
|
# rebase_in_progress? depends on rebase_jid
|
|
# expire etag cache since the attribute is changed without triggering callbacks
|
|
expire_etag_cache
|
|
end
|
|
|
|
def merge_participants
|
|
participants = [author]
|
|
|
|
if auto_merge_enabled? && !participants.include?(merge_user)
|
|
participants << merge_user
|
|
end
|
|
|
|
participants.select { |participant| Ability.allowed?(participant, :read_merge_request, self) }
|
|
end
|
|
|
|
def first_commit
|
|
compare_commits.present? ? compare_commits.first : merge_request_diff.first_commit
|
|
end
|
|
|
|
def raw_diffs(*args)
|
|
compare.present? ? compare.raw_diffs(*args) : merge_request_diff.raw_diffs(*args)
|
|
end
|
|
|
|
def diffs(diff_options = {})
|
|
if compare
|
|
# When saving MR diffs, `expanded` is implicitly added (because we need
|
|
# to save the entire contents to the DB), so add that here for
|
|
# consistency.
|
|
compare.diffs(diff_options.merge(expanded: true))
|
|
else
|
|
merge_request_diff.diffs(diff_options)
|
|
end
|
|
end
|
|
|
|
def non_latest_diffs
|
|
merge_request_diffs.where.not(id: merge_request_diff.id)
|
|
end
|
|
|
|
def note_positions_for_paths(paths, user = nil)
|
|
positions = notes.new_diff_notes.joins(:note_diff_file)
|
|
.where('note_diff_files.old_path IN (?) OR note_diff_files.new_path IN (?)', paths, paths)
|
|
.positions
|
|
|
|
collection = Gitlab::Diff::PositionCollection.new(positions, diff_head_sha)
|
|
|
|
return collection unless user
|
|
|
|
positions = draft_notes
|
|
.authored_by(user)
|
|
.positions
|
|
.select { |pos| paths.include?(pos.file_path) }
|
|
|
|
collection.concat(positions)
|
|
end
|
|
|
|
def preloads_discussion_diff_highlighting?
|
|
true
|
|
end
|
|
|
|
def discussions_diffs
|
|
strong_memoize(:discussions_diffs) do
|
|
note_diff_files = NoteDiffFile
|
|
.joins(:diff_note)
|
|
.merge(notes.or(commit_notes))
|
|
.includes(diff_note: :project)
|
|
|
|
Gitlab::DiscussionsDiff::FileCollection.new(note_diff_files.to_a)
|
|
end
|
|
end
|
|
|
|
def diff_stats
|
|
return unless diff_refs
|
|
|
|
strong_memoize(:diff_stats) do
|
|
project.repository.diff_stats(diff_refs.base_sha, diff_refs.head_sha)
|
|
end
|
|
end
|
|
|
|
def diff_size
|
|
# Calling `merge_request_diff.diffs.real_size` will also perform
|
|
# highlighting, which we don't need here.
|
|
merge_request_diff&.real_size || diff_stats&.real_size || diffs.real_size
|
|
end
|
|
|
|
def modified_paths(past_merge_request_diff: nil, fallback_on_overflow: false)
|
|
if past_merge_request_diff
|
|
past_merge_request_diff.modified_paths(fallback_on_overflow: fallback_on_overflow)
|
|
elsif compare
|
|
diff_stats&.paths || compare.modified_paths
|
|
else
|
|
merge_request_diff.modified_paths(fallback_on_overflow: fallback_on_overflow)
|
|
end
|
|
end
|
|
|
|
def new_paths
|
|
diffs.diff_files.map(&:new_path)
|
|
end
|
|
|
|
def diff_base_commit
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.base_commit
|
|
else
|
|
branch_merge_base_commit
|
|
end
|
|
end
|
|
|
|
def diff_start_commit
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.start_commit
|
|
else
|
|
target_branch_head
|
|
end
|
|
end
|
|
|
|
def diff_head_commit
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.head_commit
|
|
else
|
|
source_branch_head
|
|
end
|
|
end
|
|
|
|
def diff_start_sha
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.start_commit_sha
|
|
else
|
|
target_branch_head.try(:sha)
|
|
end
|
|
end
|
|
|
|
def diff_base_sha
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.base_commit_sha
|
|
else
|
|
branch_merge_base_commit.try(:sha)
|
|
end
|
|
end
|
|
|
|
def diff_head_sha
|
|
if merge_request_diff.persisted?
|
|
merge_request_diff.head_commit_sha
|
|
else
|
|
source_branch_head.try(:sha)
|
|
end
|
|
end
|
|
|
|
# When importing a pull request from GitHub, the old and new branches may no
|
|
# longer actually exist by those names, but we need to recreate the merge
|
|
# request diff with the right source and target shas.
|
|
# We use these attributes to force these to the intended values.
|
|
attr_writer :target_branch_sha, :source_branch_sha
|
|
|
|
def source_branch_ref
|
|
return @source_branch_sha if @source_branch_sha
|
|
return unless source_branch
|
|
|
|
Gitlab::Git::BRANCH_REF_PREFIX + source_branch
|
|
end
|
|
|
|
def target_branch_ref
|
|
return @target_branch_sha if @target_branch_sha
|
|
return unless target_branch
|
|
|
|
Gitlab::Git::BRANCH_REF_PREFIX + target_branch
|
|
end
|
|
|
|
def source_branch_head
|
|
strong_memoize(:source_branch_head) do
|
|
if source_project && source_branch_ref
|
|
source_project.repository.commit(source_branch_ref)
|
|
end
|
|
end
|
|
end
|
|
|
|
def target_branch_head
|
|
strong_memoize(:target_branch_head) do
|
|
target_project.repository.commit(target_branch_ref)
|
|
end
|
|
end
|
|
|
|
def branch_merge_base_commit
|
|
start_sha = target_branch_sha
|
|
head_sha = source_branch_sha
|
|
|
|
if start_sha && head_sha
|
|
target_project.merge_base_commit(start_sha, head_sha)
|
|
end
|
|
end
|
|
|
|
def target_branch_sha
|
|
@target_branch_sha || target_branch_head.try(:sha)
|
|
end
|
|
|
|
def source_branch_sha
|
|
@source_branch_sha || source_branch_head.try(:sha)
|
|
end
|
|
|
|
def diff_refs
|
|
if importing? || persisted?
|
|
merge_request_diff.diff_refs
|
|
else
|
|
repository_diff_refs
|
|
end
|
|
end
|
|
|
|
# Instead trying to fetch the
|
|
# persisted diff_refs, this method goes
|
|
# straight to the repository to get the
|
|
# most recent data possible.
|
|
def repository_diff_refs
|
|
Gitlab::Diff::DiffRefs.new(
|
|
base_sha: branch_merge_base_sha,
|
|
start_sha: target_branch_sha,
|
|
head_sha: source_branch_sha
|
|
)
|
|
end
|
|
|
|
def branch_merge_base_sha
|
|
branch_merge_base_commit.try(:sha)
|
|
end
|
|
|
|
def validate_branches
|
|
return unless target_project && source_project
|
|
|
|
if target_project == source_project && target_branch == source_branch
|
|
errors.add :branch_conflict, "You can't use same project/branch for source and target"
|
|
return
|
|
end
|
|
|
|
[:source_branch, :target_branch].each { |attr| validate_branch_name(attr) }
|
|
|
|
if opened?
|
|
similar_mrs = target_project
|
|
.merge_requests
|
|
.where(source_branch: source_branch, target_branch: target_branch)
|
|
.where(source_project_id: source_project&.id)
|
|
.opened
|
|
|
|
similar_mrs = similar_mrs.where.not(id: id) if persisted?
|
|
|
|
conflict = similar_mrs.first
|
|
|
|
if conflict.present?
|
|
errors.add(
|
|
:validate_branches,
|
|
"Another open merge request already exists for this source branch: #{conflict.to_reference}"
|
|
)
|
|
end
|
|
end
|
|
end
|
|
|
|
def validate_branch_name(attr)
|
|
return unless will_save_change_to_attribute?(attr)
|
|
|
|
branch = read_attribute(attr)
|
|
|
|
return unless branch
|
|
|
|
errors.add(attr) unless Gitlab::GitRefValidator.validate_merge_request_branch(branch)
|
|
end
|
|
|
|
def validate_target_project
|
|
return true if target_project.merge_requests_enabled?
|
|
|
|
errors.add :base, 'Target project has disabled merge requests'
|
|
end
|
|
|
|
def validate_fork
|
|
return true unless target_project && source_project
|
|
return true if target_project == source_project
|
|
return true unless source_project_missing?
|
|
|
|
errors.add :validate_fork,
|
|
'Source project is not a fork of the target project'
|
|
end
|
|
|
|
def merge_ongoing?
|
|
# While the MergeRequest is locked, it should present itself as 'merge ongoing'.
|
|
# The unlocking process is handled by StuckMergeJobsWorker scheduled in Cron.
|
|
return true if locked?
|
|
|
|
!!merge_jid && !merged? && Gitlab::SidekiqStatus.running?(merge_jid)
|
|
end
|
|
|
|
def closed_without_fork?
|
|
closed? && source_project_missing?
|
|
end
|
|
|
|
def source_project_missing?
|
|
return false unless for_fork?
|
|
return true unless source_project
|
|
|
|
!source_project.in_fork_network_of?(target_project)
|
|
end
|
|
|
|
def reopenable?
|
|
closed? && !source_project_missing? && source_branch_exists?
|
|
end
|
|
|
|
def ensure_merge_request_diff
|
|
merge_request_diff.persisted? || create_merge_request_diff
|
|
end
|
|
|
|
def create_merge_request_diff
|
|
fetch_ref!
|
|
|
|
# n+1: https://gitlab.com/gitlab-org/gitlab-foss/issues/37435
|
|
Gitlab::GitalyClient.allow_n_plus_1_calls do
|
|
merge_request_diffs.create!
|
|
reload_merge_request_diff
|
|
end
|
|
end
|
|
|
|
def viewable_diffs
|
|
@viewable_diffs ||= merge_request_diffs.viewable.to_a
|
|
end
|
|
|
|
def merge_request_diff_for(diff_refs_or_sha)
|
|
matcher =
|
|
if diff_refs_or_sha.is_a?(Gitlab::Diff::DiffRefs)
|
|
{
|
|
'start_commit_sha' => diff_refs_or_sha.start_sha,
|
|
'head_commit_sha' => diff_refs_or_sha.head_sha,
|
|
'base_commit_sha' => diff_refs_or_sha.base_sha
|
|
}
|
|
else
|
|
{ 'head_commit_sha' => diff_refs_or_sha }
|
|
end
|
|
|
|
viewable_diffs.find do |diff|
|
|
diff.attributes.slice(*matcher.keys) == matcher
|
|
end
|
|
end
|
|
|
|
def version_params_for(diff_refs)
|
|
if diff = merge_request_diff_for(diff_refs)
|
|
{ diff_id: diff.id }
|
|
elsif diff = merge_request_diff_for(diff_refs.head_sha)
|
|
{
|
|
diff_id: diff.id,
|
|
start_sha: diff_refs.start_sha
|
|
}
|
|
end
|
|
end
|
|
|
|
def clear_memoized_shas
|
|
@target_branch_sha = @source_branch_sha = nil
|
|
|
|
clear_memoization(:source_branch_head)
|
|
clear_memoization(:target_branch_head)
|
|
end
|
|
|
|
def clear_memoized_source_branch_exists
|
|
clear_memoization(:source_branch_exists)
|
|
end
|
|
|
|
def reload_diff_if_branch_changed
|
|
if (saved_change_to_source_branch? || saved_change_to_target_branch?) &&
|
|
(source_branch_head && target_branch_head)
|
|
reload_diff
|
|
end
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ServiceClass
|
|
def reload_diff(current_user = nil)
|
|
return unless open?
|
|
|
|
MergeRequests::ReloadDiffsService.new(self, current_user).execute
|
|
end
|
|
|
|
def check_mergeability(async: false)
|
|
return unless recheck_merge_status?
|
|
|
|
check_service = MergeRequests::MergeabilityCheckService.new(self)
|
|
|
|
if async
|
|
check_service.async_execute
|
|
else
|
|
check_service.execute(retry_lease: false)
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ServiceClass
|
|
|
|
def diffable_merge_ref?
|
|
can_be_merged? && merge_ref_head.present?
|
|
end
|
|
|
|
# Returns boolean indicating the merge_status should be rechecked in order to
|
|
# switch to either can_be_merged or cannot_be_merged.
|
|
def recheck_merge_status?
|
|
self.class.state_machines[:merge_status].check_state?(merge_status)
|
|
end
|
|
|
|
def merge_event
|
|
@merge_event ||= target_project.events.where(target_id: self.id, target_type: "MergeRequest", action: :merged).last
|
|
end
|
|
|
|
def closed_event
|
|
@closed_event ||= target_project.events.where(target_id: self.id, target_type: "MergeRequest", action: :closed).last
|
|
end
|
|
|
|
def work_in_progress?
|
|
self.class.work_in_progress?(title)
|
|
end
|
|
|
|
def wipless_title
|
|
self.class.wipless_title(self.title)
|
|
end
|
|
|
|
def wip_title
|
|
self.class.wip_title(self.title)
|
|
end
|
|
|
|
def mergeable?(skip_ci_check: false)
|
|
return false unless mergeable_state?(skip_ci_check: skip_ci_check)
|
|
|
|
check_mergeability
|
|
|
|
can_be_merged? && !should_be_rebased?
|
|
end
|
|
|
|
def mergeable_state?(skip_ci_check: false, skip_discussions_check: false)
|
|
return false unless open?
|
|
return false if work_in_progress?
|
|
return false if broken?
|
|
return false unless skip_ci_check || mergeable_ci_state?
|
|
return false unless skip_discussions_check || mergeable_discussions_state?
|
|
|
|
true
|
|
end
|
|
|
|
def ff_merge_possible?
|
|
project.repository.ancestor?(target_branch_sha, diff_head_sha)
|
|
end
|
|
|
|
def should_be_rebased?
|
|
project.ff_merge_must_be_possible? && !ff_merge_possible?
|
|
end
|
|
|
|
def can_cancel_auto_merge?(current_user)
|
|
can_be_merged_by?(current_user) || self.author == current_user
|
|
end
|
|
|
|
def can_remove_source_branch?(current_user)
|
|
source_project &&
|
|
!ProtectedBranch.protected?(source_project, source_branch) &&
|
|
!source_project.root_ref?(source_branch) &&
|
|
Ability.allowed?(current_user, :push_code, source_project) &&
|
|
diff_head_sha == source_branch_head.try(:sha)
|
|
end
|
|
|
|
def should_remove_source_branch?
|
|
Gitlab::Utils.to_boolean(merge_params['should_remove_source_branch'])
|
|
end
|
|
|
|
def force_remove_source_branch?
|
|
Gitlab::Utils.to_boolean(merge_params['force_remove_source_branch'])
|
|
end
|
|
|
|
def auto_merge_strategy
|
|
return unless auto_merge_enabled?
|
|
|
|
merge_params['auto_merge_strategy'] || AutoMergeService::STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS
|
|
end
|
|
|
|
def auto_merge_strategy=(strategy)
|
|
merge_params['auto_merge_strategy'] = strategy
|
|
end
|
|
|
|
def remove_source_branch?
|
|
should_remove_source_branch? || force_remove_source_branch?
|
|
end
|
|
|
|
def notify_conflict?
|
|
(opened? || locked?) &&
|
|
has_commits? &&
|
|
!branch_missing? &&
|
|
!project.repository.can_be_merged?(diff_head_sha, target_branch)
|
|
rescue Gitlab::Git::CommandError
|
|
# Checking mergeability can trigger exception, e.g. non-utf8
|
|
# We ignore this type of errors.
|
|
false
|
|
end
|
|
|
|
def related_notes
|
|
# We're using a UNION ALL here since this results in better performance
|
|
# compared to using OR statements. We're using UNION ALL since the queries
|
|
# used won't produce any duplicates (e.g. a note for a commit can't also be
|
|
# a note for an MR).
|
|
Note
|
|
.from_union([notes, commit_notes], remove_duplicates: false)
|
|
.includes(:noteable)
|
|
end
|
|
|
|
alias_method :discussion_notes, :related_notes
|
|
|
|
def commit_notes
|
|
# Fetch comments only from last 100 commits
|
|
commit_ids = commit_shas(limit: 100)
|
|
|
|
Note
|
|
.user
|
|
.where(project_id: [source_project_id, target_project_id])
|
|
.for_commit_id(commit_ids)
|
|
end
|
|
|
|
def mergeable_discussions_state?
|
|
return true unless project.only_allow_merge_if_all_discussions_are_resolved?
|
|
|
|
unresolved_notes.none?(&:to_be_resolved?)
|
|
end
|
|
|
|
def for_fork?
|
|
target_project != source_project
|
|
end
|
|
|
|
def for_same_project?
|
|
target_project == source_project
|
|
end
|
|
|
|
# If the merge request closes any issues, save this information in the
|
|
# `MergeRequestsClosingIssues` model. This is a performance optimization.
|
|
# Calculating this information for a number of merge requests requires
|
|
# running `ReferenceExtractor` on each of them separately.
|
|
# This optimization does not apply to issues from external sources.
|
|
def cache_merge_request_closes_issues!(current_user = self.author)
|
|
return unless project.issues_enabled?
|
|
return if closed? || merged?
|
|
|
|
transaction do
|
|
self.merge_requests_closing_issues.delete_all
|
|
|
|
closes_issues(current_user).each do |issue|
|
|
next if issue.is_a?(ExternalIssue)
|
|
|
|
self.merge_requests_closing_issues.create!(issue: issue)
|
|
end
|
|
end
|
|
end
|
|
|
|
def visible_closing_issues_for(current_user = self.author)
|
|
strong_memoize(:visible_closing_issues_for) do
|
|
if self.target_project.has_external_issue_tracker?
|
|
closes_issues(current_user)
|
|
else
|
|
cached_closes_issues.select do |issue|
|
|
Ability.allowed?(current_user, :read_issue, issue)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
# Return the set of issues that will be closed if this merge request is accepted.
|
|
def closes_issues(current_user = self.author)
|
|
if target_branch == project.default_branch
|
|
messages = [title, description]
|
|
messages.concat(commits.map(&:safe_message)) if merge_request_diff.persisted?
|
|
|
|
Gitlab::ClosingIssueExtractor.new(project, current_user)
|
|
.closed_by_message(messages.join("\n"))
|
|
else
|
|
[]
|
|
end
|
|
end
|
|
|
|
def issues_mentioned_but_not_closing(current_user)
|
|
return [] unless target_branch == project.default_branch
|
|
|
|
ext = Gitlab::ReferenceExtractor.new(project, current_user)
|
|
ext.analyze("#{title}\n#{description}")
|
|
|
|
ext.issues - visible_closing_issues_for(current_user)
|
|
end
|
|
|
|
def target_project_path
|
|
if target_project
|
|
target_project.full_path
|
|
else
|
|
"(removed)"
|
|
end
|
|
end
|
|
|
|
def source_project_path
|
|
if source_project
|
|
source_project.full_path
|
|
else
|
|
"(removed)"
|
|
end
|
|
end
|
|
|
|
def source_project_namespace
|
|
if source_project && source_project.namespace
|
|
source_project.namespace.full_path
|
|
else
|
|
"(removed)"
|
|
end
|
|
end
|
|
|
|
def target_project_namespace
|
|
if target_project && target_project.namespace
|
|
target_project.namespace.full_path
|
|
else
|
|
"(removed)"
|
|
end
|
|
end
|
|
|
|
def source_branch_exists?
|
|
strong_memoize(:source_branch_exists) do
|
|
next false unless self.source_project
|
|
|
|
self.source_project.repository.branch_exists?(self.source_branch)
|
|
end
|
|
end
|
|
|
|
def target_branch_exists?
|
|
return false unless self.target_project
|
|
|
|
self.target_project.repository.branch_exists?(self.target_branch)
|
|
end
|
|
|
|
def default_merge_commit_message(include_description: false)
|
|
closes_issues_references = visible_closing_issues_for.map do |issue|
|
|
issue.to_reference(target_project)
|
|
end
|
|
|
|
message = [
|
|
"Merge branch '#{source_branch}' into '#{target_branch}'",
|
|
title
|
|
]
|
|
|
|
if !include_description && closes_issues_references.present?
|
|
message << "Closes #{closes_issues_references.to_sentence}"
|
|
end
|
|
|
|
message << "#{description}" if include_description && description.present?
|
|
message << "See merge request #{to_reference(full: true)}"
|
|
|
|
message.join("\n\n")
|
|
end
|
|
|
|
# Returns the oldest multi-line commit message, or the MR title if none found
|
|
def default_squash_commit_message
|
|
strong_memoize(:default_squash_commit_message) do
|
|
recent_commits.without_merge_commits.reverse_each.find(&:description?)&.safe_message || title
|
|
end
|
|
end
|
|
|
|
def squash_on_merge?
|
|
return true if target_project.squash_always?
|
|
return false if target_project.squash_never?
|
|
|
|
squash?
|
|
end
|
|
|
|
def has_ci?
|
|
return false if has_no_commits?
|
|
|
|
!!(head_pipeline_id || all_pipelines.any? || source_project&.ci_service)
|
|
end
|
|
|
|
def branch_missing?
|
|
!source_branch_exists? || !target_branch_exists?
|
|
end
|
|
|
|
def broken?
|
|
has_no_commits? || branch_missing? || cannot_be_merged?
|
|
end
|
|
|
|
def can_be_merged_by?(user)
|
|
access = ::Gitlab::UserAccess.new(user, container: project)
|
|
access.can_update_branch?(target_branch)
|
|
end
|
|
|
|
def can_be_merged_via_command_line_by?(user)
|
|
access = ::Gitlab::UserAccess.new(user, container: project)
|
|
access.can_push_to_branch?(target_branch)
|
|
end
|
|
|
|
def mergeable_ci_state?
|
|
return true unless project.only_allow_merge_if_pipeline_succeeds?
|
|
return false unless actual_head_pipeline
|
|
return true if project.allow_merge_on_skipped_pipeline? && actual_head_pipeline.skipped?
|
|
|
|
actual_head_pipeline.success?
|
|
end
|
|
|
|
def environments_for(current_user, latest: false)
|
|
return [] unless diff_head_commit
|
|
|
|
envs = EnvironmentsFinder.new(target_project, current_user,
|
|
ref: target_branch, commit: diff_head_commit, with_tags: true, find_latest: latest).execute
|
|
|
|
if source_project
|
|
envs.concat EnvironmentsFinder.new(source_project, current_user,
|
|
ref: source_branch, commit: diff_head_commit, find_latest: latest).execute
|
|
end
|
|
|
|
envs.uniq
|
|
end
|
|
|
|
##
|
|
# This method is for looking for active environments which created via pipelines for merge requests.
|
|
# Since deployments run on a merge request ref (e.g. `refs/merge-requests/:iid/head`),
|
|
# we cannot look up environments with source branch name.
|
|
def environments
|
|
return Environment.none unless actual_head_pipeline&.merge_request?
|
|
|
|
actual_head_pipeline.environments
|
|
end
|
|
|
|
def fetch_ref!
|
|
target_project.repository.fetch_source_branch!(source_project.repository, source_branch, ref_path)
|
|
end
|
|
|
|
# Returns the current merge-ref HEAD commit.
|
|
#
|
|
def merge_ref_head
|
|
project.repository.commit(merge_ref_path)
|
|
end
|
|
|
|
def ref_path
|
|
"refs/#{Repository::REF_MERGE_REQUEST}/#{iid}/head"
|
|
end
|
|
|
|
def merge_ref_path
|
|
"refs/#{Repository::REF_MERGE_REQUEST}/#{iid}/merge"
|
|
end
|
|
|
|
def train_ref_path
|
|
"refs/#{Repository::REF_MERGE_REQUEST}/#{iid}/train"
|
|
end
|
|
|
|
def cleanup_refs(only: :all)
|
|
target_refs = []
|
|
target_refs << ref_path if %i[all head].include?(only)
|
|
target_refs << merge_ref_path if %i[all merge].include?(only)
|
|
target_refs << train_ref_path if %i[all train].include?(only)
|
|
|
|
project.repository.delete_refs(*target_refs)
|
|
end
|
|
|
|
def self.merge_request_ref?(ref)
|
|
ref.start_with?("refs/#{Repository::REF_MERGE_REQUEST}/")
|
|
end
|
|
|
|
def self.merge_train_ref?(ref)
|
|
%r{\Arefs/#{Repository::REF_MERGE_REQUEST}/\d+/train\z}.match?(ref)
|
|
end
|
|
|
|
def in_locked_state
|
|
lock_mr
|
|
yield
|
|
ensure
|
|
unlock_mr
|
|
end
|
|
|
|
def diverged_commits_count
|
|
cache = Rails.cache.read(:"merge_request_#{id}_diverged_commits")
|
|
|
|
if cache.blank? || cache[:source_sha] != source_branch_sha || cache[:target_sha] != target_branch_sha
|
|
cache = {
|
|
source_sha: source_branch_sha,
|
|
target_sha: target_branch_sha,
|
|
diverged_commits_count: compute_diverged_commits_count
|
|
}
|
|
Rails.cache.write(:"merge_request_#{id}_diverged_commits", cache)
|
|
end
|
|
|
|
cache[:diverged_commits_count]
|
|
end
|
|
|
|
def compute_diverged_commits_count
|
|
return 0 unless source_branch_sha && target_branch_sha
|
|
|
|
target_project.repository
|
|
.count_commits_between(source_branch_sha, target_branch_sha)
|
|
end
|
|
private :compute_diverged_commits_count
|
|
|
|
def diverged_from_target_branch?
|
|
diverged_commits_count > 0
|
|
end
|
|
|
|
def all_pipelines
|
|
strong_memoize(:all_pipelines) do
|
|
Ci::PipelinesForMergeRequestFinder.new(self, nil).all
|
|
end
|
|
end
|
|
|
|
def update_head_pipeline
|
|
find_actual_head_pipeline.try do |pipeline|
|
|
self.head_pipeline = pipeline
|
|
update_column(:head_pipeline_id, head_pipeline.id) if head_pipeline_id_changed?
|
|
end
|
|
end
|
|
|
|
def has_test_reports?
|
|
actual_head_pipeline&.has_reports?(Ci::JobArtifact.test_reports)
|
|
end
|
|
|
|
def predefined_variables
|
|
Gitlab::Ci::Variables::Collection.new.tap do |variables|
|
|
variables.append(key: 'CI_MERGE_REQUEST_ID', value: id.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_IID', value: iid.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_REF_PATH', value: ref_path.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_PROJECT_ID', value: project.id.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_PROJECT_PATH', value: project.full_path)
|
|
variables.append(key: 'CI_MERGE_REQUEST_PROJECT_URL', value: project.web_url)
|
|
variables.append(key: 'CI_MERGE_REQUEST_TARGET_BRANCH_NAME', value: target_branch.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_TITLE', value: title)
|
|
variables.append(key: 'CI_MERGE_REQUEST_ASSIGNEES', value: assignee_username_list) if assignees.present?
|
|
variables.append(key: 'CI_MERGE_REQUEST_MILESTONE', value: milestone.title) if milestone
|
|
variables.append(key: 'CI_MERGE_REQUEST_LABELS', value: label_names.join(',')) if labels.present?
|
|
variables.concat(source_project_variables)
|
|
end
|
|
end
|
|
|
|
def compare_test_reports
|
|
unless has_test_reports?
|
|
return { status: :error, status_reason: 'This merge request does not have test reports' }
|
|
end
|
|
|
|
compare_reports(Ci::CompareTestReportsService)
|
|
end
|
|
|
|
def has_accessibility_reports?
|
|
actual_head_pipeline.present? && actual_head_pipeline.has_reports?(Ci::JobArtifact.accessibility_reports)
|
|
end
|
|
|
|
def has_coverage_reports?
|
|
return false unless Feature.enabled?(:coverage_report_view, project)
|
|
|
|
actual_head_pipeline&.has_reports?(Ci::JobArtifact.coverage_reports)
|
|
end
|
|
|
|
def has_terraform_reports?
|
|
actual_head_pipeline&.has_reports?(Ci::JobArtifact.terraform_reports)
|
|
end
|
|
|
|
def compare_accessibility_reports
|
|
unless has_accessibility_reports?
|
|
return { status: :error, status_reason: _('This merge request does not have accessibility reports') }
|
|
end
|
|
|
|
compare_reports(Ci::CompareAccessibilityReportsService)
|
|
end
|
|
|
|
# TODO: this method and compare_test_reports use the same
|
|
# result type, which is handled by the controller's #reports_response.
|
|
# we should minimize mistakes by isolating the common parts.
|
|
# issue: https://gitlab.com/gitlab-org/gitlab/issues/34224
|
|
def find_coverage_reports
|
|
unless has_coverage_reports?
|
|
return { status: :error, status_reason: 'This merge request does not have coverage reports' }
|
|
end
|
|
|
|
compare_reports(Ci::GenerateCoverageReportsService)
|
|
end
|
|
|
|
def find_terraform_reports
|
|
unless has_terraform_reports?
|
|
return { status: :error, status_reason: 'This merge request does not have terraform reports' }
|
|
end
|
|
|
|
compare_reports(Ci::GenerateTerraformReportsService)
|
|
end
|
|
|
|
def has_exposed_artifacts?
|
|
actual_head_pipeline&.has_exposed_artifacts?
|
|
end
|
|
|
|
# TODO: this method and compare_test_reports use the same
|
|
# result type, which is handled by the controller's #reports_response.
|
|
# we should minimize mistakes by isolating the common parts.
|
|
# issue: https://gitlab.com/gitlab-org/gitlab/issues/34224
|
|
def find_exposed_artifacts
|
|
unless has_exposed_artifacts?
|
|
return { status: :error, status_reason: 'This merge request does not have exposed artifacts' }
|
|
end
|
|
|
|
compare_reports(Ci::GenerateExposedArtifactsReportService)
|
|
end
|
|
|
|
# TODO: consider renaming this as with exposed artifacts we generate reports,
|
|
# not always compare
|
|
# issue: https://gitlab.com/gitlab-org/gitlab/issues/34224
|
|
def compare_reports(service_class, current_user = nil, report_type = nil )
|
|
with_reactive_cache(service_class.name, current_user&.id, report_type) do |data|
|
|
unless service_class.new(project, current_user, id: id, report_type: report_type)
|
|
.latest?(base_pipeline, actual_head_pipeline, data)
|
|
raise InvalidateReactiveCache
|
|
end
|
|
|
|
data
|
|
end || { status: :parsing }
|
|
end
|
|
|
|
def calculate_reactive_cache(identifier, current_user_id = nil, report_type = nil, *args)
|
|
service_class = identifier.constantize
|
|
|
|
# TODO: the type check should change to something that includes exposed artifacts service
|
|
# issue: https://gitlab.com/gitlab-org/gitlab/issues/34224
|
|
raise NameError, service_class unless service_class < Ci::CompareReportsBaseService
|
|
|
|
current_user = User.find_by(id: current_user_id)
|
|
service_class.new(project, current_user, id: id, report_type: report_type).execute(base_pipeline, actual_head_pipeline)
|
|
end
|
|
|
|
def all_commits
|
|
MergeRequestDiffCommit
|
|
.where(merge_request_diff: merge_request_diffs.recent)
|
|
.limit(10_000)
|
|
end
|
|
|
|
# Note that this could also return SHA from now dangling commits
|
|
#
|
|
def all_commit_shas
|
|
@all_commit_shas ||= begin
|
|
return commit_shas unless persisted?
|
|
|
|
all_commits.pluck(:sha).uniq
|
|
end
|
|
end
|
|
|
|
def merge_commit
|
|
@merge_commit ||= project.commit(merge_commit_sha) if merge_commit_sha
|
|
end
|
|
|
|
def short_merge_commit_sha
|
|
Commit.truncate_sha(merge_commit_sha) if merge_commit_sha
|
|
end
|
|
|
|
def can_be_reverted?(current_user)
|
|
return false unless merge_commit
|
|
return false unless merged_at
|
|
|
|
# It is not guaranteed that Note#created_at will be strictly later than
|
|
# MergeRequestMetric#merged_at. Nanoseconds on MySQL may break this
|
|
# comparison, as will a HA environment if clocks are not *precisely*
|
|
# synchronized. Add a minute's leeway to compensate for both possibilities
|
|
cutoff = merged_at - 1.minute
|
|
|
|
notes_association = notes_with_associations.where('created_at >= ?', cutoff)
|
|
|
|
!merge_commit.has_been_reverted?(current_user, notes_association)
|
|
end
|
|
|
|
def merged_at
|
|
strong_memoize(:merged_at) do
|
|
next unless merged?
|
|
|
|
metrics&.merged_at ||
|
|
merge_event&.created_at ||
|
|
notes.system.reorder(nil).find_by(note: 'merged')&.created_at
|
|
end
|
|
end
|
|
|
|
def can_be_cherry_picked?
|
|
merge_commit.present?
|
|
end
|
|
|
|
def has_complete_diff_refs?
|
|
diff_refs && diff_refs.complete?
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ServiceClass
|
|
def update_diff_discussion_positions(old_diff_refs:, new_diff_refs:, current_user: nil)
|
|
return unless has_complete_diff_refs?
|
|
return if new_diff_refs == old_diff_refs
|
|
|
|
active_diff_discussions = self.notes.new_diff_notes.discussions.select do |discussion|
|
|
discussion.active?(old_diff_refs)
|
|
end
|
|
return if active_diff_discussions.empty?
|
|
|
|
paths = active_diff_discussions.flat_map { |n| n.diff_file.paths }.uniq
|
|
|
|
service = Discussions::UpdateDiffPositionService.new(
|
|
self.project,
|
|
current_user,
|
|
old_diff_refs: old_diff_refs,
|
|
new_diff_refs: new_diff_refs,
|
|
paths: paths
|
|
)
|
|
|
|
active_diff_discussions.each do |discussion|
|
|
service.execute(discussion)
|
|
end
|
|
|
|
if project.resolve_outdated_diff_discussions?
|
|
MergeRequests::ResolvedDiscussionNotificationService
|
|
.new(project, current_user)
|
|
.execute(self)
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ServiceClass
|
|
|
|
def keep_around_commit
|
|
project.repository.keep_around(self.merge_commit_sha)
|
|
end
|
|
|
|
def has_commits?
|
|
merge_request_diff.persisted? && commits_count.to_i > 0
|
|
end
|
|
|
|
def has_no_commits?
|
|
!has_commits?
|
|
end
|
|
|
|
def mergeable_with_quick_action?(current_user, autocomplete_precheck: false, last_diff_sha: nil)
|
|
return false unless can_be_merged_by?(current_user)
|
|
|
|
return true if autocomplete_precheck
|
|
|
|
return false unless mergeable?(skip_ci_check: true)
|
|
return false if actual_head_pipeline && !(actual_head_pipeline.success? || actual_head_pipeline.active?)
|
|
return false if last_diff_sha != diff_head_sha
|
|
|
|
true
|
|
end
|
|
|
|
def pipeline_coverage_delta
|
|
if base_pipeline&.coverage && head_pipeline&.coverage
|
|
'%.2f' % (head_pipeline.coverage.to_f - base_pipeline.coverage.to_f)
|
|
end
|
|
end
|
|
|
|
def base_pipeline
|
|
@base_pipeline ||= project.ci_pipelines
|
|
.order(id: :desc)
|
|
.find_by(sha: diff_base_sha, ref: target_branch)
|
|
end
|
|
|
|
def discussions_rendered_on_frontend?
|
|
true
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ServiceClass
|
|
def update_project_counter_caches
|
|
Projects::OpenMergeRequestsCountService.new(target_project).refresh_cache
|
|
end
|
|
# rubocop: enable CodeReuse/ServiceClass
|
|
|
|
def first_contribution?
|
|
return false if project.team.max_member_access(author_id) > Gitlab::Access::GUEST
|
|
|
|
project.merge_requests.merged.where(author_id: author_id).empty?
|
|
end
|
|
|
|
# TODO: remove once production database rename completes
|
|
# https://gitlab.com/gitlab-org/gitlab-foss/issues/47592
|
|
alias_attribute :allow_collaboration, :allow_maintainer_to_push
|
|
|
|
def allow_collaboration
|
|
collaborative_push_possible? && allow_maintainer_to_push
|
|
end
|
|
|
|
alias_method :allow_collaboration?, :allow_collaboration
|
|
|
|
def collaborative_push_possible?
|
|
source_project.present? && for_fork? &&
|
|
target_project.visibility_level > Gitlab::VisibilityLevel::PRIVATE &&
|
|
source_project.visibility_level > Gitlab::VisibilityLevel::PRIVATE &&
|
|
!ProtectedBranch.protected?(source_project, source_branch)
|
|
end
|
|
|
|
def can_allow_collaboration?(user)
|
|
collaborative_push_possible? &&
|
|
Ability.allowed?(user, :push_code, source_project)
|
|
end
|
|
|
|
def squash_in_progress?
|
|
# The source project can be deleted
|
|
return false unless source_project
|
|
|
|
source_project.repository.squash_in_progress?(id)
|
|
end
|
|
|
|
def find_actual_head_pipeline
|
|
all_pipelines.for_sha_or_source_sha(diff_head_sha).first
|
|
end
|
|
|
|
def etag_caching_enabled?
|
|
true
|
|
end
|
|
|
|
def recent_visible_deployments
|
|
deployments.visible.includes(:environment).order(id: :desc).limit(10)
|
|
end
|
|
|
|
def banzai_render_context(field)
|
|
super.merge(label_url_method: :project_merge_requests_url)
|
|
end
|
|
|
|
override :ensure_metrics
|
|
def ensure_metrics
|
|
MergeRequest::Metrics.safe_find_or_create_by(merge_request_id: id).tap do |metrics_record|
|
|
# Make sure we refresh the loaded association object with the newly created/loaded item.
|
|
# This is needed in order to have the exact functionality than before.
|
|
#
|
|
# Example:
|
|
#
|
|
# merge_request.metrics.destroy
|
|
# merge_request.ensure_metrics
|
|
# merge_request.metrics # should return the metrics record and not nil
|
|
# merge_request.metrics.merge_request # should return the same MR record
|
|
metrics_record.association(:merge_request).target = self
|
|
association(:metrics).target = metrics_record
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
def with_rebase_lock
|
|
if Feature.enabled?(:merge_request_rebase_nowait_lock, default_enabled: true)
|
|
with_retried_nowait_lock { yield }
|
|
else
|
|
with_lock(true) { yield }
|
|
end
|
|
end
|
|
|
|
# If the merge request is idle in transaction or has a SELECT FOR
|
|
# UPDATE, we don't want to block indefinitely or this could cause a
|
|
# queue of SELECT FOR UPDATE calls. Instead, try to get the lock for
|
|
# 5 s before raising an error to the user.
|
|
def with_retried_nowait_lock
|
|
# Try at most 0.25 + (1.5 * .25) + (1.5^2 * .25) ... (1.5^5 * .25) = 5.2 s to get the lock
|
|
Retriable.retriable(on: ActiveRecord::LockWaitTimeout, tries: 6, base_interval: 0.25) do
|
|
with_lock('FOR UPDATE NOWAIT') do
|
|
yield
|
|
end
|
|
end
|
|
rescue ActiveRecord::LockWaitTimeout => e
|
|
Gitlab::ErrorTracking.track_exception(e)
|
|
raise RebaseLockTimeout, _('Failed to enqueue the rebase operation, possibly due to a long-lived transaction. Try again later.')
|
|
end
|
|
|
|
def source_project_variables
|
|
Gitlab::Ci::Variables::Collection.new.tap do |variables|
|
|
break variables unless source_project
|
|
|
|
variables.append(key: 'CI_MERGE_REQUEST_SOURCE_PROJECT_ID', value: source_project.id.to_s)
|
|
variables.append(key: 'CI_MERGE_REQUEST_SOURCE_PROJECT_PATH', value: source_project.full_path)
|
|
variables.append(key: 'CI_MERGE_REQUEST_SOURCE_PROJECT_URL', value: source_project.web_url)
|
|
variables.append(key: 'CI_MERGE_REQUEST_SOURCE_BRANCH_NAME', value: source_branch.to_s)
|
|
end
|
|
end
|
|
|
|
def expire_etag_cache
|
|
return unless project.namespace
|
|
|
|
key = Gitlab::Routing.url_helpers.cached_widget_project_json_merge_request_path(project, self, format: :json)
|
|
Gitlab::EtagCaching::Store.new.touch(key)
|
|
end
|
|
end
|
|
|
|
MergeRequest.prepend_if_ee('::EE::MergeRequest')
|