Add a script to check which patches are missing

Author: raymanfx

check_patches.py

@@ -0,0 +1,95 @@
+import getopt
+import os
+import sys
+
+# to query CVE list from Lineage tracker
+import json
+import requests
+
+
+def parse_patches_from_tracker():
+
+    patches = []
+    URL = "https://cve.lineageos.org/api/cves"
+
+    response = requests.get(URL)
+
+    for key in response.json():
+        patches.append(key)
+
+    return patches
+
+
+def find_missing_patches(patches, patches_dir):
+
+    missing_patches = {}
+
+    subdirs = [node for node in os.listdir(patches_dir)
+               if os.path.isdir(os.path.join(patches_dir, node))]
+
+    for subdir in subdirs:
+        missing_patches[subdir] = list()
+        for patch in patches:
+            patch_path = os.path.join(patches_dir, subdir, patch)
+            if not os.path.isfile(patch_path):
+                missing_patches[subdir].append(patch)
+
+    return missing_patches
+
+
+"""
+Print usage information about this program.
+"""
+
+
+def print_usage():
+
+    print("usage: check_patches.py <OPTIONS> patches_dir")
+
+
+def main():
+
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], "h", ["help"])
+    except getopt.GetoptError as err:
+        # print help information and exit
+        print(str(err))
+        print_usage()
+        sys.exit(2)
+
+    # check for required args
+    if len(sys.argv) != 2:
+        print("[E] Invalid number of args (required: 2, found: "
+              + str(len(sys.argv)) + ")!")
+        print_usage()
+        sys.exit(2)
+
+    # directory containing the git patchfiles
+    patches_dir = sys.argv[-1]
+
+    for o, a in opts:
+        if o in ("-h", "--help"):
+            print_usage()
+            sys.exit()
+        else:
+            print("[E] unhandled option: " + o)
+            sys.exit(2)
+
+    if not patches_dir or not os.path.isdir(patches_dir):
+        print("[E] invalid patchfile directory: " + patches_dir)
+        return
+
+    # query CVE list from Lineage tracker
+    patches = parse_patches_from_tracker()
+    missing_patches = find_missing_patches(patches, patches_dir)
+
+    print("missing patchfiles:\n")
+    for subdir in missing_patches:
+        print(subdir)
+        for patch in missing_patches[subdir]:
+            print("\t" + patch)
+        print("")
+
+
+if __name__ == "__main__":
+    main()