Connect to postgres with env variable PGPASSWORD

config.yml.example

 #
 # Configuration file for resif_data_reporter.py
 #
-
-logger_file: "logger.conf"             # relative or absolute path for the logger configuration file
-cache_ttl: 15                          # Cache validity time in day
 volumes:                               # list of directories to scan
   - name: path1
     path: /path/1
@@ -18,5 +15,4 @@ postgres:
   host: postgres-server                # Host serving postgres
   port: 5432                           # Postgres port
   database: statistics                 # Database having the dataholdings table
-  user: statistics
-  password: statistics_secret
+  user: statistics                     # Password is taken from PGPASSWORD environment variable

resifdatareporter/resifdatareporter.py

@@ -170,7 +170,7 @@ def cli(configfile, force_scan, dryrun, verbose, version):
     if 'postgres' in cfg:
         logger.info('Writing to postgres database')
         conn = psycopg2.connect(dbname=cfg['postgres']['database'], user=cfg['postgres']['user'],
-                                host=cfg['postgres']['host'], password=cfg['postgres']['password'], port=cfg['postgres']['port'])
+                                host=cfg['postgres']['host'], port=cfg['postgres']['port'])
         cur = conn.cursor()
         for stat in statistics:
             try: