From dc6f2e4fd6226b7609c70900ffccc5d0706969e9 Mon Sep 17 00:00:00 2001
From: Eliot Berriot <contact@eliotberriot.com>
Date: Mon, 19 Aug 2019 13:24:51 +0200
Subject: [PATCH] Added script to check if a given version is the latest
---
docs/get-releases-json.py | 2 ++
scripts/is-docker-latest.py | 40 +++++++++++++++++++++++++++++++++++++
2 files changed, 42 insertions(+)
mode change 100644 => 100755 docs/get-releases-json.py
create mode 100755 scripts/is-docker-latest.py
diff --git a/docs/get-releases-json.py b/docs/get-releases-json.py
old mode 100644
new mode 100755
index 6cd0f472..72823da7
--- a/docs/get-releases-json.py
+++ b/docs/get-releases-json.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
import json
import subprocess
diff --git a/scripts/is-docker-latest.py b/scripts/is-docker-latest.py
new file mode 100755
index 00000000..2e385498
--- /dev/null
+++ b/scripts/is-docker-latest.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+import argparse
+import json
+import sys
+from distutils.version import StrictVersion
+
+
+def main(current, releases_json):
+ try:
+ version = StrictVersion(current)
+ except ValueError:
+ print("Version number '{}' isn't valid".format(current))
+ sys.exit(1)
+
+ releases = json.loads(releases_json)
+ latest_release = releases["releases"][0]["id"]
+
+ if version != latest_release:
+ print(
+ "Version number '{}' doesn't match latest release {}".format(
+ current, latest_release
+ )
+ )
+ sys.exit(1)
+ print("Version number '{}' is latest release!".format(current))
+
+
+if __name__ == "__main__":
+ parser = argparse.ArgumentParser(
+ description="""
+ Exit with code 0 if the given version matches the latest one
+ fron the list of releases found in releases_json. Primary use
+ is to check whether the current version can be safely pushed
+ as the latest one on the docker Hub.
+ """
+ )
+ parser.add_argument("current", help="Current version")
+ parser.add_argument("releases_json", type=argparse.FileType("r"))
+ args = parser.parse_args()
+ main(args.current, args.releases_json.read())
--
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