Add latest changes from gitlab-org/gitlab@13-4-stable-ee

10 files changed, 317 insertions, 0 deletions

diff --git a/lib/atlassian/jira_connect.rb b/lib/atlassian/jira_connect.rb
new file mode 100644
index 00000000000..7f693eff59b
--- /dev/null
+++ b/lib/atlassian/jira_connect.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    class << self
+      def app_name
+        "GitLab for Jira (#{gitlab_host})"
+      end
+
+      def app_key
+        "gitlab-jira-connect-#{gitlab_host}"
+      end
+
+      private
+
+      def gitlab_host
+        Gitlab.config.gitlab.host
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/client.rb b/lib/atlassian/jira_connect/client.rb
new file mode 100644
index 00000000000..0b578c03782
--- /dev/null
+++ b/lib/atlassian/jira_connect/client.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    class Client < Gitlab::HTTP
+      def initialize(base_uri, shared_secret)
+        @base_uri = base_uri
+        @shared_secret = shared_secret
+      end
+
+      def store_dev_info(project:, commits: nil, branches: nil, merge_requests: nil)
+        dev_info_json = {
+          repositories: [
+            Serializers::RepositoryEntity.represent(
+              project,
+              commits: commits,
+              branches: branches,
+              merge_requests: merge_requests
+            )
+          ]
+        }.to_json
+
+        uri = URI.join(@base_uri, '/rest/devinfo/0.10/bulk')
+
+        headers = {
+          'Authorization' => "JWT #{jwt_token('POST', uri)}",
+          'Content-Type' => 'application/json'
+        }
+
+        self.class.post(uri, headers: headers, body: dev_info_json)
+      end
+
+      private
+
+      def jwt_token(http_method, uri)
+        claims = Atlassian::Jwt.build_claims(
+          Atlassian::JiraConnect.app_key,
+          uri,
+          http_method,
+          @base_uri
+        )
+
+        Atlassian::Jwt.encode(claims, @shared_secret)
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/author_entity.rb b/lib/atlassian/jira_connect/serializers/author_entity.rb
new file mode 100644
index 00000000000..9ab8e34c14b
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/author_entity.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class AuthorEntity < Grape::Entity
+        include Gitlab::Routing
+
+        expose :name
+        expose :email
+
+        with_options(unless: -> (user) { user.is_a?(CommitEntity::CommitAuthor) }) do
+          expose :username
+          expose :url do |user|
+            user_url(user)
+          end
+          expose :avatar do |user|
+            user.avatar_url(only_path: false)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/base_entity.rb b/lib/atlassian/jira_connect/serializers/base_entity.rb
new file mode 100644
index 00000000000..c5490aa3f54
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/base_entity.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class BaseEntity < Grape::Entity
+        include Gitlab::Routing
+        include GitlabRoutingHelper
+
+        format_with(:string) { |value| value.to_s }
+
+        expose :monotonic_time, as: :updateSequenceId
+
+        private
+
+        def monotonic_time
+          Gitlab::Metrics::System.monotonic_time.to_i
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/branch_entity.rb b/lib/atlassian/jira_connect/serializers/branch_entity.rb
new file mode 100644
index 00000000000..c663575b7a8
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/branch_entity.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class BranchEntity < BaseEntity
+        expose :id do |branch|
+          Digest::SHA256.hexdigest(branch.name)
+        end
+        expose :issueKeys do |branch|
+          JiraIssueKeyExtractor.new(branch.name).issue_keys
+        end
+        expose :name
+        expose :lastCommit, using: JiraConnect::Serializers::CommitEntity do |branch, options|
+          options[:project].commit(branch.dereferenced_target)
+        end
+
+        expose :url do |branch, options|
+          project_commits_url(options[:project], branch.name)
+        end
+        expose :createPullRequestUrl do |branch, options|
+          project_new_merge_request_url(
+            options[:project],
+            merge_request: {
+              source_branch: branch.name
+            }
+          )
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/commit_entity.rb b/lib/atlassian/jira_connect/serializers/commit_entity.rb
new file mode 100644
index 00000000000..12eb1ed15ea
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/commit_entity.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class CommitEntity < BaseEntity
+        CommitAuthor = Struct.new(:name, :email)
+
+        expose :id
+        expose :issueKeys do |commit|
+          JiraIssueKeyExtractor.new(commit.safe_message).issue_keys
+        end
+        expose :id, as: :hash
+        expose :short_id, as: :displayId
+        expose :safe_message, as: :message
+        expose :flags do |commit|
+          if commit.merge_commit?
+            ['MERGE_COMMIT']
+          else
+            []
+          end
+        end
+        expose :author, using: JiraConnect::Serializers::AuthorEntity
+        expose :fileCount do |commit|
+          commit.stats.total
+        end
+        expose :files do |commit, options|
+          files = commit.diffs(max_files: 10).diff_files
+          JiraConnect::Serializers::FileEntity.represent files, options.merge(commit: commit)
+        end
+        expose :created_at, as: :authorTimestamp
+
+        expose :url do |commit, options|
+          project_commit_url(options[:project], commit.id)
+        end
+
+        private
+
+        def author
+          object.author || CommitAuthor.new(object.author_name, object.author_email)
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/file_entity.rb b/lib/atlassian/jira_connect/serializers/file_entity.rb
new file mode 100644
index 00000000000..50d31965f93
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/file_entity.rb
@@ -0,0 +1,38 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class FileEntity < Grape::Entity
+        include Gitlab::Routing
+
+        expose :path do |file|
+          file.deleted_file? ? file.old_path : file.new_path
+        end
+        expose :changeType do |file|
+          if file.new_file?
+            'ADDED'
+          elsif file.deleted_file?
+            'DELETED'
+          elsif file.renamed_file?
+            'MOVED'
+          else
+            'MODIFIED'
+          end
+        end
+        expose :added_lines, as: :linesAdded
+        expose :removed_lines, as: :linesRemoved
+
+        expose :url do |file, options|
+          file_path = if file.deleted_file?
+                        File.join(options[:commit].parent_id, file.old_path)
+                      else
+                        File.join(options[:commit].id, file.new_path)
+                      end
+
+          project_blob_url(options[:project], file_path)
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/pull_request_entity.rb b/lib/atlassian/jira_connect/serializers/pull_request_entity.rb
new file mode 100644
index 00000000000..0ddfcbf52ea
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/pull_request_entity.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class PullRequestEntity < BaseEntity
+        STATUS_MAPPING = {
+          'opened' => 'OPEN',
+          'locked' => 'OPEN',
+          'merged' => 'MERGED',
+          'closed' => 'DECLINED'
+        }.freeze
+
+        expose :id, format_with: :string
+        expose :issueKeys do |mr|
+          JiraIssueKeyExtractor.new(mr.title, mr.description).issue_keys
+        end
+        expose :displayId do |mr|
+          mr.to_reference(full: true)
+        end
+        expose :title
+        expose :author, using: JiraConnect::Serializers::AuthorEntity
+        expose :user_notes_count, as: :commentCount
+        expose :source_branch, as: :sourceBranch
+        expose :target_branch, as: :destinationBranch
+        expose :lastUpdate do |mr|
+          mr.last_edited_at || mr.created_at
+        end
+        expose :status do |mr|
+          STATUS_MAPPING[mr.state] || 'UNKNOWN'
+        end
+
+        expose :sourceBranchUrl do |mr|
+          project_commits_url(mr.project, mr.source_branch)
+        end
+        expose :url do |mr|
+          merge_request_url(mr)
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_connect/serializers/repository_entity.rb b/lib/atlassian/jira_connect/serializers/repository_entity.rb
new file mode 100644
index 00000000000..819ca2b62e0
--- /dev/null
+++ b/lib/atlassian/jira_connect/serializers/repository_entity.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+module Atlassian
+  module JiraConnect
+    module Serializers
+      class RepositoryEntity < BaseEntity
+        expose :id, format_with: :string
+        expose :name
+        expose :description
+        expose :url do |project|
+          project_url(project)
+        end
+        expose :avatar do |project|
+          project.avatar_url(only_path: false)
+        end
+
+        expose :commits do |project, options|
+          JiraConnect::Serializers::CommitEntity.represent options[:commits], project: project
+        end
+        expose :branches do |project, options|
+          JiraConnect::Serializers::BranchEntity.represent options[:branches], project: project
+        end
+        expose :pullRequests do |project, options|
+          JiraConnect::Serializers::PullRequestEntity.represent options[:merge_requests], project: project
+        end
+      end
+    end
+  end
+end
diff --git a/lib/atlassian/jira_issue_key_extractor.rb b/lib/atlassian/jira_issue_key_extractor.rb
new file mode 100644
index 00000000000..f1b432787ac
--- /dev/null
+++ b/lib/atlassian/jira_issue_key_extractor.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+module Atlassian
+  class JiraIssueKeyExtractor
+    def self.has_keys?(*text)
+      new(*text).issue_keys.any?
+    end
+
+    def initialize(*text)
+      @text = text.join(' ')
+    end
+
+    def issue_keys
+      @text.scan(Gitlab::Regex.jira_issue_key_regex).uniq
+    end
+  end
+end