Add an endpoint for downloading the logs of a build.

endpoints/web.py

@@ -9,10 +9,11 @@ from health.healthcheck import get_healthchecker
 
 from data import model
 from data.model.oauth import DatabaseAuthorizationProvider
-from app import app, billing as stripe, build_logs, avatar, signer
+from app import app, billing as stripe, build_logs, avatar, signer, log_archive
 from auth.auth import require_session_login, process_oauth
 from auth.permissions import (AdministerOrganizationPermission, ReadRepositoryPermission,
-                              SuperUserPermission, AdministerRepositoryPermission)
+                              SuperUserPermission, AdministerRepositoryPermission,
+                              ModifyRepositoryPermission)
 
 from util.invoice import renderInvoiceToPdf
 from util.seo import render_snapshot
@@ -248,6 +249,32 @@ def robots():
   return send_from_directory('static', 'robots.txt')
 
 
+@web.route('/buildlogs/<build_uuid>', methods=['GET'])
+@route_show_if(features.BUILD_SUPPORT)
+@require_session_login
+def buildlogs(build_uuid):
+  build = model.get_repository_build(build_uuid)
+  if not build:
+    abort(403)
+
+  repo = build.repository
+  if not ModifyRepositoryPermission(repo.namespace_user.username, repo.name).can():
+    abort(403)
+
+  # If the logs have been archived, just return a URL of the completed archive
+  if build.logs_archived:
+    return redirect(log_archive.get_file_url(build.uuid))
+
+  _, logs = build_logs.get_log_entries(build.uuid, 0)
+  response = jsonify({
+    'logs': [log for log in logs]
+  })
+
+  response.mimetype = "application/json"
+  response.headers["Content-Disposition"] = "attachment;filename=" + build.uuid + ".json"
+  return response
+
+
 @web.route('/receipt', methods=['GET'])
 @route_show_if(features.BILLING)
 @require_session_login