Better resilience if database doesn't start (#95)

Author: edeandrea

scripts/infra.sh

@@ -78,7 +78,10 @@ start_postgres() {
   echo "PostgreSQL DB process: $pid"
 
   echo "Waiting for PostgreSQL to be ready..."
-  timeout 90s bash -c "until ${engine} exec $DB_CONTAINER_NAME pg_isready ; do sleep 5 ; done"
+  timeout 90s bash -c "until ${engine} exec $DB_CONTAINER_NAME pg_isready ; do sleep 5 ; done" || {
+    echo "Error: PostgreSQL failed to become ready"
+    exit 1
+  }
 }
 
 stop_postgres() {

scripts/perf-lab/main.yml

@@ -177,6 +177,10 @@ scripts:
 
   start-test-services:
     - sh: ${{PROJ_REPO_DIR}}/scripts/infra.sh -c 3 -p '${{config.resources.cpu.db}}' -s
+      watch:
+        - regex: "Error: PostgreSQL failed to become ready"
+          then:
+            abort: PostgreSQL failed to become ready
 
   stop-test-services:
     - sh: ${{PROJ_REPO_DIR}}/scripts/infra.sh -d