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fix: try-catch for unknow reason to inhibit api crash

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JimMoen 2024-02-28 14:29:46 +08:00
parent 042a84c30f
commit 812e8ef314
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1 changed files with 27 additions and 9 deletions
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36
apps/emqx_prometheus/src/emqx_prometheus.erl
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@ -883,15 +883,33 @@ gen_point(Type, Name, Path) ->
%% TODO: cert manager for more generic utils functions
cert_expiry_at_from_path(Path0) ->
Path = emqx_schema:naive_env_interpolation(Path0),
case file:read_file(Path) of
{ok, PemBin} ->
[CertEntry | _] = public_key:pem_decode(PemBin),
Cert = public_key:pem_entry_decode(CertEntry),
%% TODO: Not fully tested for all certs type
{'utcTime', NotAfterUtc} =
Cert#'Certificate'.'tbsCertificate'#'TBSCertificate'.validity#'Validity'.'notAfter',
utc_time_to_epoch(NotAfterUtc);
{error, _} ->
try
case file:read_file(Path) of
{ok, PemBin} ->
[CertEntry | _] = public_key:pem_decode(PemBin),
Cert = public_key:pem_entry_decode(CertEntry),
%% TODO: Not fully tested for all certs type
{'utcTime', NotAfterUtc} =
Cert#'Certificate'.'tbsCertificate'#'TBSCertificate'.validity#'Validity'.'notAfter',
utc_time_to_epoch(NotAfterUtc);
{error, Reason} ->
?SLOG(error, #{
msg => "read_cert_file_failed",
path => Path0,
resolved_path => Path,
reason => Reason
}),
0
end
catch
E:R ->
?SLOG(error, #{
msg => "obtain_cert_expiry_time_failed",
error => E,
reason => R,
path => Path0,
resolved_path => Path
}),
0
end.