1 files changed, 65 insertions, 0 deletions
diff --git a/debian/tests/get_default_release.py b/debian/tests/get_default_release.py
new file mode 100755
index 0000000..5fbde91
--- /dev/null
+++ b/debian/tests/get_default_release.py
@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+
+import platform
+import sys
+
+import apt_pkg
+
+os_release = platform.freedesktop_os_release()
+if os_release["ID"] != "debian" and os_release.get("VERSION_CODENAME"):
+    print(os_release["VERSION_CODENAME"])
+    sys.exit(0)
+
+apt_pkg.init()
+c = apt_pkg.Cache(None)
+d = apt_pkg.DepCache(c)
+s = apt_pkg.SourceList()
+s.read_main_list()
+
+highest_prio = -1
+highest_archive = None
+for pkgfile, _ in d.get_candidate_ver(c["base-files"]).file_list:
+    print("processing: %s" % pkgfile, file=sys.stderr)
+    index = s.find_index(pkgfile)
+    if index is None:
+        print("index is none -- skipping", file=sys.stderr)
+        continue
+    if not index.is_trusted:
+        print("index is not trusted -- skipping", file=sys.stderr)
+        continue
+    archive = pkgfile.archive
+    if archive not in ["stable", "testing", "unstable"]:
+        print("index archive %s is %s -- skipping" % (index, archive), file=sys.stderr)
+        continue
+    prio = d.policy.get_priority(pkgfile)
+    if prio > highest_prio:
+        highest_prio = prio
+        highest_archive = archive
+if highest_archive is None:
+    print(
+        "highest priority apt archive is neither stable, testing or unstable",
+        file=sys.stderr,
+    )
+    for f in c.file_list:
+        print("========================", file=sys.stderr)
+        for a in [
+            "architecture",
+            "archive",
+            "codename",
+            "component",
+            "filename",
+            "id",
+            "index_type",
+            "label",
+            "not_automatic",
+            "not_source",
+            "origin",
+            "site",
+            "size",
+            "version",
+        ]:
+            print("%s: %s" % (a, getattr(f, a, None)), file=sys.stderr)
+        print("priority: ", d.policy.get_priority(f), file=sys.stderr)
+    exit(1)
+print("highest archive priority: %s" % highest_archive, file=sys.stderr)
+print(highest_archive)