Add script to list distribution versions

diff --git a/personal_infra/inventory_os.py b/personal_infra/inventory_os.py
new file mode 100755 (executable)
index 0000000..fa759a2
--- /dev/null
+++ b/personal_infra/inventory_os.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+import json
+import subprocess
+
+
+def parse_ansible(stdout):
+    result = {}
+    errors = set()
+    for line in stdout.splitlines():
+        host_name, _ = line.split(" | ", 2)
+        if " => " not in line:
+            errors.add(host_name)
+            continue
+        _, facts_json = line.split(" => ", 2)
+        facts = json.loads(facts_json)
+        result[host_name] = facts
+    return result, errors
+
+
+d = subprocess.run(["rye", "run", "ansible","-o", "-m", "setup", "-a", "filter=ansible_distribution", "!k8s"], stdout=subprocess.PIPE, encoding="utf8")
+
+d_data, d_errors = parse_ansible(d.stdout)
+
+v = subprocess.run(["rye", "run", "ansible", "-o", "-m", "setup", "-a", "filter=ansible_distribution_major_version", "!k8s"], stdout=subprocess.PIPE, encoding="utf8")
+
+v_data, v_errors = parse_ansible(v.stdout)
+
+for host_name in d_data.keys():
+    print(host_name, d_data[host_name]["ansible_facts"]["ansible_distribution"], v_data[host_name]["ansible_facts"]["ansible_distribution_major_version"])
+
+assert not d_errors and not v_errors, (v_errors, d_errors)