Chapril/xmpp.chapril.org-ejabberd
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Eat less memory during building certificates graph

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This commit is contained in:
Evgeniy Khramtsov 2017-12-07 16:41:49 +03:00
parent a820d735c0
commit 97c9058246
1 changed files with 19 additions and 14 deletions
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33
src/ejabberd_pkix.erl
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@ -753,11 +753,22 @@ get_cert_paths(Certs, G) ->
false
end
end, Certs),
CertPairs = [{C1, C2} || C1 <- NewCerts, C2 <- OldCerts] ++
[{C1, C2} || C1 <- OldCerts, C2 <- NewCerts] ++
[{C1, C2} || C1 <- NewCerts, C2 <- NewCerts],
add_edges(G, NewCerts, OldCerts),
add_edges(G, OldCerts, NewCerts),
add_edges(G, NewCerts, NewCerts),
lists:flatmap(
fun(Cert) ->
case digraph:in_degree(G, Cert) of
0 ->
get_cert_path(G, [Cert]);
_ ->
[]
end
end, Certs).
add_edges(G, [Cert1|T], L) ->
lists:foreach(
fun({Cert1, Cert2}) when Cert1 /= Cert2 ->
fun(Cert2) when Cert1 /= Cert2 ->
case public_key:pkix_is_self_signed(Cert1) of
true ->
ok;
@ -771,16 +782,10 @@ get_cert_paths(Certs, G) ->
end;
(_) ->
ok
end, CertPairs),
lists:flatmap(
fun(Cert) ->
case digraph:in_degree(G, Cert) of
0 ->
get_cert_path(G, [Cert]);
_ ->
[]
end
end, Certs).
end, L),
add_edges(G, T, L);
add_edges(_, [], _) ->
ok.
get_cert_path(G, [Root|_] = Acc) ->
case digraph:out_edges(G, Root) of