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authorHans Nilsson <[email protected]>2015-11-10 16:04:29 +0100
committerHans Nilsson <[email protected]>2015-11-11 11:41:56 +0100
commit37e598c1784595f8e10924ac2460d71c0c251c2c (patch)
tree6a197fdd19ee6407f4ea70e1df748de4311e8e94 /lib
parent8db16f44bfb77026cd6394fbad8c79b7a727b724 (diff)
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ssh: add better error handling in ssh_file
ssh_file:lookup_user_key_fd and ssh_file:lookup_host_key
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/src/ssh_file.erl16
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/ssh/src/ssh_file.erl b/lib/ssh/src/ssh_file.erl
index c087ce14d7..2f16a31cba 100644
--- a/lib/ssh/src/ssh_file.erl
+++ b/lib/ssh/src/ssh_file.erl
@@ -221,9 +221,11 @@ do_lookup_host_key(KeyToMatch, Host, Alg, Opts) ->
{ok, Fd} ->
Res = lookup_host_key_fd(Fd, KeyToMatch, Host, Alg),
file:close(Fd),
- {ok, Res};
- {error, enoent} -> {error, not_found};
- Error -> Error
+ Res;
+ {error, enoent} ->
+ {error, not_found};
+ Error ->
+ Error
end.
identity_key_filename('ssh-dss' ) -> "id_dsa";
@@ -242,6 +244,9 @@ lookup_host_key_fd(Fd, KeyToMatch, Host, KeyType) ->
case io:get_line(Fd, '') of
eof ->
{error, not_found};
+ {error,Error} ->
+ %% Rare... For example NFS errors
+ {error,Error};
Line ->
case ssh_decode_line(Line, known_hosts) of
[{Key, Attributes}] ->
@@ -262,7 +267,7 @@ handle_host(Fd, KeyToMatch, Host, HostList, Key, KeyType) ->
Host1 = host_name(Host),
case lists:member(Host1, HostList) andalso key_match(Key, KeyType) of
true when KeyToMatch == Key ->
- Key;
+ {ok,Key};
_ ->
lookup_host_key_fd(Fd, KeyToMatch, Host, KeyType)
end.
@@ -309,6 +314,9 @@ lookup_user_key_fd(Fd, Key) ->
case io:get_line(Fd, '') of
eof ->
{error, not_found};
+ {error,Error} ->
+ %% Rare... For example NFS errors
+ {error,Error};
Line ->
case ssh_decode_line(Line, auth_keys) of
[{AuthKey, _}] ->