Merge branch 'master' of github.com:bstarynk/helpcovid for better loc…

…alization of login form

backup-database.py

@@ -4,6 +4,7 @@
 
 import os
 import pwd
+import time
 
 
 
@@ -65,16 +66,18 @@ def parse_connection_string(connstr):
     return keys
 
 
-def backup(keys):
 
-    cmd = "sudo pg_dump -U {0} -h {1} -p {2} {3} | gzip > backup.gz".format(
-        keys["user"], keys["host"], keys["port"], keys["dbname"])
+def backup(keys):
+    fname = time.strftime("helpcovid_db-%Y-%m-%d-%H-%M-%S", time.gmtime())
+    cmd = "sudo pg_dump -U {0} -h {1} -p {2} {3} | gzip > {4}.gz".format(
+        keys["user"], keys["host"], keys["port"], keys["dbname"], fname)
 
     print("Starting database backup...")
     print(cmd)
     os.system(cmd)
 
 
+
 def main():
     print("Starting HelpCovid database backup...")
     print("See https://github.com/bstarynk/helpcovid and its README.md\n")