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-rw-r--r--update_verifier/care_map_generator.py39
1 files changed, 29 insertions, 10 deletions
diff --git a/update_verifier/care_map_generator.py b/update_verifier/care_map_generator.py
index 5057ffea7..051d98deb 100644
--- a/update_verifier/care_map_generator.py
+++ b/update_verifier/care_map_generator.py
@@ -27,32 +27,44 @@ import sys
import care_map_pb2
-def GenerateCareMapProtoFromLegacyFormat(lines):
+def GenerateCareMapProtoFromLegacyFormat(lines, fingerprint_enabled):
"""Constructs a care map proto message from the lines of the input file."""
# Expected format of the legacy care_map.txt:
# system
# system's care_map ranges
+ # [system's fingerprint property id]
+ # [system's fingerprint]
# [vendor]
# [vendor's care_map ranges]
+ # [vendor's fingerprint property id]
+ # [vendor's fingerprint]
# ...
- assert len(lines) % 2 == 0, "line count must be even: {}".format(len(lines))
+
+ step = 4 if fingerprint_enabled else 2
+ assert len(lines) % step == 0, \
+ "line count must be multiple of {}: {}".format(step, len(lines))
care_map_proto = care_map_pb2.CareMap()
- for index in range(0, len(lines), 2):
+ for index in range(0, len(lines), step):
info = care_map_proto.partitions.add()
info.name = lines[index]
info.ranges = lines[index + 1]
-
- logging.info("Adding '%s': '%s' to care map", info.name, info.ranges)
+ if fingerprint_enabled:
+ info.id = lines[index + 2]
+ info.fingerprint = lines[index + 3]
+ logging.info("Care map info: name %s, ranges %s, id %s, fingerprint %s",
+ info.name, info.ranges, info.id, info.fingerprint)
return care_map_proto
-def ParseProtoMessage(message):
+def ParseProtoMessage(message, fingerprint_enabled):
"""Parses the care_map proto message and returns its text representation.
Args:
- message: care_map in protobuf message
+ message: Care_map in protobuf format.
+ fingerprint_enabled: Input protobuf message contains the fields 'id' and
+ 'fingerprint'.
Returns:
A string of the care_map information, similar to the care_map legacy
@@ -66,8 +78,11 @@ def ParseProtoMessage(message):
assert info.name, "partition name is required in care_map"
assert info.ranges, "source range is required in care_map"
info_list += [info.name, info.ranges]
+ if fingerprint_enabled:
+ assert info.id, "property id is required in care_map"
+ assert info.fingerprint, "fingerprint is required in care_map"
+ info_list += [info.id, info.fingerprint]
- # TODO(xunchang) add a flag to output id & fingerprint also.
return '\n'.join(info_list)
@@ -81,6 +96,10 @@ def main(argv):
" specified).")
parser.add_argument("output_file",
help="Path to output file to write the result.")
+ parser.add_argument("--no_fingerprint", action="store_false",
+ dest="fingerprint_enabled",
+ help="The 'id' and 'fingerprint' fields are disabled in"
+ " the caremap.")
parser.add_argument("--parse_proto", "-p", action="store_true",
help="Parses the input as proto message, and outputs"
" the care_map in plain text.")
@@ -96,10 +115,10 @@ def main(argv):
content = input_care_map.read()
if args.parse_proto:
- result = ParseProtoMessage(content)
+ result = ParseProtoMessage(content, args.fingerprint_enabled)
else:
care_map_proto = GenerateCareMapProtoFromLegacyFormat(
- content.rstrip().splitlines())
+ content.rstrip().splitlines(), args.fingerprint_enabled)
result = care_map_proto.SerializeToString()
with open(args.output_file, 'w') as output: