72 lines
2.5 KiB
Ruby
72 lines
2.5 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
# This controller's role is to mimic and rewire the GitLab OAuth
|
|
# flow routes for Jira DVCS integration.
|
|
# See https://gitlab.com/gitlab-org/gitlab/issues/2381
|
|
#
|
|
class Oauth::JiraDvcs::AuthorizationsController < ApplicationController
|
|
skip_before_action :authenticate_user!
|
|
skip_before_action :verify_authenticity_token
|
|
|
|
before_action :validate_redirect_uri, only: :new
|
|
|
|
feature_category :integrations
|
|
|
|
# 1. Rewire Jira OAuth initial request to our stablished OAuth authorization URL.
|
|
def new
|
|
session[:redirect_uri] = params['redirect_uri']
|
|
|
|
redirect_to oauth_authorization_path(client_id: params['client_id'],
|
|
response_type: 'code',
|
|
scope: normalize_scope(params['scope']),
|
|
redirect_uri: oauth_jira_dvcs_callback_url)
|
|
end
|
|
|
|
# 2. Handle the callback call as we were a Github Enterprise instance client.
|
|
def callback
|
|
# Handling URI query params concatenation.
|
|
redirect_uri = URI.parse(session['redirect_uri'])
|
|
new_query = URI.decode_www_form(String(redirect_uri.query)) << ['code', params[:code]]
|
|
redirect_uri.query = URI.encode_www_form(new_query)
|
|
|
|
redirect_to redirect_uri.to_s
|
|
end
|
|
|
|
# 3. Rewire and adjust access_token request accordingly.
|
|
def access_token
|
|
# We have to modify request.parameters because Doorkeeper::Server reads params from there
|
|
request.parameters[:redirect_uri] = oauth_jira_dvcs_callback_url
|
|
|
|
strategy = Doorkeeper::Server.new(self).token_request('authorization_code')
|
|
response = strategy.authorize
|
|
|
|
if response.status == :ok
|
|
access_token, scope, token_type = response.body.values_at('access_token', 'scope', 'token_type')
|
|
|
|
render body: "access_token=#{access_token}&scope=#{scope}&token_type=#{token_type}"
|
|
else
|
|
render status: response.status, body: response.body
|
|
end
|
|
rescue Doorkeeper::Errors::DoorkeeperError => e
|
|
render status: :unauthorized, body: e.type
|
|
end
|
|
|
|
private
|
|
|
|
# When using the GitHub Enterprise connector in Jira we receive the "repo" scope,
|
|
# this doesn't exist in GitLab but we can map it to our "api" scope.
|
|
def normalize_scope(scope)
|
|
scope == 'repo' ? 'api' : scope
|
|
end
|
|
|
|
def validate_redirect_uri
|
|
client = Doorkeeper::OAuth::Client.find(params[:client_id])
|
|
return render_404 unless client
|
|
|
|
return true if Doorkeeper::OAuth::Helpers::URIChecker.valid_for_authorization?(
|
|
params['redirect_uri'], client.redirect_uri
|
|
)
|
|
|
|
render_403
|
|
end
|
|
end
|