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Merge pull request #6965 from terry-xiaoyu/log_printable_mqtt_msg_id2 

fix: emqx_message:format/1 failed on undefined message id
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Shawn 2022-02-10 12:45:08 +08:00 committed by GitHub
parent 3e962bf5ba 8cf268dffb
commit 967b2e4a74
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1 changed files with 6 additions and 1 deletions
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7
src/emqx_message.erl
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@ -342,9 +342,14 @@ format(#message{id = Id,
flags = Flags,
headers = Headers}) ->
io_lib:format("Message(Id=~s, QoS=~w, Topic=~s, From=~p, Flags=~s, Headers=~s)",
[emqx_guid:to_hexstr(Id), QoS, Topic, From, format(flags, Flags),
[printable_msg_id(Id), QoS, Topic, From, format(flags, Flags),
format(headers, Headers)]).
printable_msg_id(undefined) ->
<<>>;
printable_msg_id(Id) ->
emqx_guid:to_hexstr(Id).
format(flags, Flags) ->
io_lib:format("~p", [[Flag || {Flag, true} <- maps:to_list(Flags)]]);
format(headers, Headers) ->