Add version information

2 files changed, 14 insertions, 0 deletions

diff --git a/prometheus_pgbouncer_exporter/__init__.py b/prometheus_pgbouncer_exporter/__init__.py
index e69de29..4fe83a7 100644
--- a/prometheus_pgbouncer_exporter/__init__.py
+++ b/prometheus_pgbouncer_exporter/__init__.py
@@ -0,0 +1,3 @@
+__ver_major__ = 1
+__ver_minor__ = 1
+__version__ = "%d.%d" % (__ver_major__, __ver_minor__)
diff --git a/prometheus_pgbouncer_exporter/cli.py b/prometheus_pgbouncer_exporter/cli.py
index f0807ce..acadd6f 100644
--- a/prometheus_pgbouncer_exporter/cli.py
+++ b/prometheus_pgbouncer_exporter/cli.py
@@ -22,6 +22,7 @@ from os.path import join, dirname, normpath
 from http.server import HTTPServer
 from prometheus_client.core import REGISTRY
 
+from . import __version__
 from .utils import get_connection
 from .exposition import create_request_handler
 from .collectors import StatsCollector, ListsCollector, PoolsCollector, \
@@ -36,6 +37,12 @@ def main():
     )
 
     p.add(
+        '--version',
+        action='store_true',
+        help="Show the version",
+    )
+
+    p.add(
         '-c',
         '--config',
         is_config_file=True,
@@ -71,6 +78,10 @@ def main():
 
     options = p.parse_args()
 
+    if options.version:
+        print("prometheus-pgbouncer-exporter %s" % __version__)
+        return
+
     logging.basicConfig(level=logging.DEBUG)
 
     logging.info(p.format_values())