Make sure nginx is ready when bootstrapping with letsencrypt.

launcher

@@ -134,7 +134,7 @@ bootstrap() {
     docker history $image >/dev/null 2>&1 || {
         show_progress "Pulling Seafile server image $version, this may take a while."
         docker pull $image
-        show_progress "Seafile server image $version pulled"
+        show_progress "Seafile server image $version pulled. Now bootstrapping the server ..."
     }
 
     # First initialize seafile server and letsencrypt

scripts/bootstrap.py

@@ -41,7 +41,12 @@ def init_letsencrypt():
     # Create a temporary nginx conf to start a server, which would accessed by letsencrypt
     render_template('/templates/seafile.nginx.conf.template',
                     '/etc/nginx/sites-enabled/seafile.nginx.conf', context)
+
+    # TODO: The 5 seconds heuristic is not good, how can we know for sure nginx is ready?
+    print 'waiting for mysql server to be ready'
+    time.sleep(5)
     call('nginx -s reload')
+
     call('/scripts/ssl.sh {0} {1}'.format(ssl_dir, domain))
     # if call('/scripts/ssl.sh {0} {1}'.format(ssl_dir, domain), check_call=False) != 0:
     #     eprint('Now waiting 1000s for postmortem')

scripts/start.py

@@ -40,7 +40,8 @@ def main():
         json.dump(admin_pw, fp)
 
     while not exists('/var/run/mysqld/mysqld.sock'):
-        time.sleep(1)
+        print 'waiting for mysql server to be ready'
+        time.sleep(2)
     print 'mysql server is ready'
 
     try: