Added loop to check if we have any users with a time delay to avoid race condition

on install 

1 files changed, 18 insertions, 0 deletions

diff --git a/reactive/grafana.py b/reactive/grafana.py
index d3b90bc..9235ee4 100644
--- a/reactive/grafana.py
+++ b/reactive/grafana.py
@@ -15,6 +15,7 @@ from charmhelpers.contrib.charmsupport import nrpe
 from charms.reactive import hook, remove_state, set_state, when, when_not
 from charms.reactive.helpers import any_file_changed, data_changed, is_state
 
+import time
 
 try:
 import sqlite3
@@ -450,6 +451,23 @@ def check_adminuser():
 
 conn = sqlite3.connect('/var/lib/grafana/grafana.db', timeout=30)
 cur = conn.cursor()
+ # Check if we have more than one user in the db
+ found = False
+ for x in range(0, 5):
+ if found:
+ break
+ hookenv.log("Checking for existing users, loop %d of 6" % (x + 1))
+ time.sleep(5)
+ usercount = cur.execute('SELECT count(login) from user')
+ for row in usercount.fetchall():
+ if row[0] > 0:
+ found = True
+ break
+
+ else:
+ hookenv.log("We didn't find any users!")
+ return
+
 query = cur.execute('SELECT id, login, salt FROM user')
 for row in query.fetchall():
 if row[1] == 'admin':