Redirect to archive logs

Gemfile.lock

@@ -45,7 +45,7 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-core.git
-  revision: be085ccf0aa58fba8d383d6ed72d22e47dae5836
+  revision: 2d766c54c2fea70dfc4d937c22413eee937f002b
   specs:
     travis-core (0.0.1)
       actionmailer (~> 3.2.11)

lib/travis/api/app/endpoint/jobs.rb

@@ -12,7 +12,20 @@ class Travis::Api::App
       end
 
       get '/:job_id/log' do
-        respond_with service(:find_artifact, params)
+        resource = service(:find_artifact, params).run
+        if !resource || resource.archived?
+          redirect archive_url("/jobs/#{params[:job_id]}/log.txt")
+        else
+          respond_with resource
+        end
+      end
+
+      def archive_url(path)
+        "https://#{hostname('archive')}#{path}"
+      end
+
+      def hostname(name)
+        "#{name}#{'-staging' if Travis.env == 'staging'}.#{Travis.config.host.split('.')[-2, 2].join('.')}"
       end
     end
   end

spec/integration/v2/jobs_spec.rb

@@ -18,9 +18,27 @@ describe 'Jobs' do
     response.should deliver_json_for(job, version: 'v2')
   end
 
-  it '/jobs/:id' do
-    job.log.update_attributes!(content: 'the log')
-    response = get "/jobs/#{job.id}/log.txt", {}, headers
-    response.should deliver_as_txt('the log', version: 'v2')
+  context 'GET /jobs/:job_id/log.txt' do
+    it 'returns log for a job' do
+      job.log.update_attributes!(content: 'the log')
+      response = get "/jobs/#{job.id}/log.txt", {}, headers
+      response.should deliver_as_txt('the log', version: 'v2')
+    end
+
+    context 'when log is archived' do
+      it 'redirects to archive' do
+        job.log.update_attributes!(content: 'the log', archived_at: Time.now, archive_verified: true)
+        response = get "/jobs/#{job.id}/log.txt", {}, headers
+        response.should redirect_to("https://archive.travis-ci.org/jobs/#{job.id}/log.txt")
+      end
+    end
+
+    context 'when log is missing' do
+      it 'redirects to archive' do
+        job.log.destroy
+        response = get "/jobs/#{job.id}/log.txt", {}, headers
+        response.should redirect_to("https://archive.travis-ci.org/jobs/#{job.id}/log.txt")
+      end
+    end
   end
 end