Update On Mon Oct 28 19:35:25 CET 2024

yass/scripts/get-debian-name.py

@@ -1,33 +1,55 @@
 #!/usr/bin/env python3
 
+import os
 import subprocess
 
 def check_string_output(command):
   return subprocess.check_output(command, stderr=subprocess.STDOUT).decode().strip()
 
-# https://wiki.debian.org/DebianReleases
-# https://wiki.ubuntu.com/Releases
-codenames = {
-  "trusty" : "ubuntu-14.04-trusty",
-  "xenial" : "ubuntu-16.04-xenial",
-  "bionic" : "ubuntu-18.04-bionic",
-  "focal" : "ubuntu-20.04-focal",
-  "impish" : "ubuntu-21.10-impish",
-  "jammy" : "ubuntu-22.04-jammy",
-  "lunar" : "ubuntu-23.04-lunar",
-  "mantic" : "ubuntu-23.10-mantic",
-  "noble" : "ubuntu-24.04-noble",
-  "oracular" : "ubuntu-24.10-oracular",
-  "stretch" : "debian-9-stretch",
-  "buster" : "debian-10-buster",
-  "bullseye" : "debian-11-bullseye",
-  "bookworm" : "debian-12-bookworm",
-  "trixie" : "debian-13-trixie",
-  "testing" : "debian-testing",
-  "sid" : "debian-sid",
-}
+_codenames_db = {}
+
+def open_ubuntu_csv_file(csvpath):
+  import csv
+  with open(csvpath, newline='') as csvfile:
+    reader = csv.DictReader(csvfile, delimiter=',')
+    for row in reader:
+      version = row['version'].replace(' LTS', '')
+      codename = row['series']
+      key = codename
+      value = 'ubuntu-' + version + '-' + codename
+      _codenames_db[key] = value
+
+def open_debian_csv_file(csvpath):
+  import csv
+  with open(csvpath, newline='') as csvfile:
+    reader = csv.DictReader(csvfile, delimiter=',')
+    for row in reader:
+      version = row['version']
+      codename = row['series']
+      key = codename
+      if version:
+        value = 'debian-' + version + '-' + codename
+      else:
+        value = 'debian-' + codename
+      _codenames_db[key] = value
+
+
+def init_codenames_from_distro_info_data():
+  try:
+    open_ubuntu_csv_file('/usr/share/distro-info/ubuntu.csv')
+  except IOError:
+    # shipped by distro-info-data 0.60ubuntu0.2
+    open_ubuntu_csv_file('./distro-info/ubuntu.csv')
+    pass
+  try:
+    open_debian_csv_file('/usr/share/distro-info/debian.csv')
+  except IOError:
+    # shipped by distro-info-data 0.60ubuntu0.2
+    open_debian_csv_file('./distro-info/debian.csv')
+    pass
 
 def main():
+  os.chdir(os.path.dirname(os.path.abspath(__file__)))
   import argparse
   parser = argparse.ArgumentParser()
   parser.add_argument('codename', nargs='?', help='Debian Distribution Name')
@@ -37,12 +59,17 @@ def main():
   if not codename:
     codename = check_string_output(['lsb_release', '-sc']).lower()
 
-  if codename in codenames:
-    print(codenames[codename])
+  init_codenames_from_distro_info_data()
+
+  if codename in _codenames_db:
+    print(_codenames_db[codename])
   else:
     id = check_string_output(['lsb_release', '-si']).lower()
     release = check_string_output(['lsb_release', '-sr'])
-    print("%s-%s-%s" % (id, release, codename))
+    if codename != 'n/a':
+      print("%s-%s-%s" % (id, release, codename))
+    else:
+      print("%s-%s" % (id, release))
 
 if __name__ == '__main__':
   main()