Wait for Rails to be ready

scripts/review_apps/review-apps.sh

@@ -368,9 +368,7 @@ EOF
 function verify_deploy() {
   echoinfo "Verifying deployment at ${CI_ENVIRONMENT_URL}"
 
-  local status=$(curl -sL -w "%{http_code}\\n" "${CI_ENVIRONMENT_URL}" -o curl_output.txt)
-
-  if [[ $status == '200' ]]; then
+  if wait_for_url "${CI_ENVIRONMENT_URL}" curl_output.txt; then
     echoinfo "Review app is deployed to ${CI_ENVIRONMENT_URL}"
     return 0
   else

scripts/utils.sh

@@ -13,6 +13,18 @@ function retry() {
   return 1
 }
 
+function wait_for_url() {
+  local url="${1}"
+  local curl_output="${2}"
+
+  echo "Waiting for ${url}"
+
+  timeout -s 1 60 bash -c \
+    'while [[ "$(curl -s -o ${1} -L -w ''%{http_code}'' ${0})" != "200" ]]; \
+    do echo "." && sleep 5; \
+    done' ${url} ${curl_output}
+}
+
 function bundle_install_script() {
   local extra_install_args="${1}"