63 lines
1.6 KiB
Ruby
63 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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class JiraConnect::ApplicationController < ApplicationController
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include Gitlab::Utils::StrongMemoize
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skip_before_action :authenticate_user!
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skip_before_action :verify_authenticity_token
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before_action :verify_atlassian_jwt!
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feature_category :integrations
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attr_reader :current_jira_installation
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private
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def verify_atlassian_jwt!
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return render_403 unless atlassian_jwt_valid?
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@current_jira_installation = installation_from_jwt
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end
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def verify_qsh_claim!
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return if request.format.json? && jwt.verify_context_qsh_claim
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# Make sure `qsh` claim matches the current request
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render_403 unless jwt.verify_qsh_claim(request.url, request.method, jira_connect_base_url)
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end
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def atlassian_jwt_valid?
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return false unless installation_from_jwt
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# Verify JWT signature with our stored `shared_secret`
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jwt.valid?(installation_from_jwt.shared_secret)
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end
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def installation_from_jwt
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strong_memoize(:installation_from_jwt) do
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next unless jwt.iss_claim
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JiraConnectInstallation.find_by_client_key(jwt.iss_claim)
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end
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end
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def jira_user
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strong_memoize(:jira_user) do
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next unless installation_from_jwt
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next unless jwt.sub_claim
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# This only works for Jira Cloud installations.
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installation_from_jwt.client.user_info(jwt.sub_claim)
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end
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end
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def jwt
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strong_memoize(:jwt) do
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Atlassian::JiraConnect::Jwt::Symmetric.new(auth_token)
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end
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end
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def auth_token
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params[:jwt] || request.headers['Authorization']&.split(' ', 2)&.last
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end
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end
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