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| author | Hans Nilsson <[email protected]> | 2015-12-04 15:42:57 +0100 |
|---|---|---|
| committer | Hans Nilsson <[email protected]> | 2015-12-04 15:42:57 +0100 |
| commit | 08401d7b2fc7ba8a50ac478ce6b99a8be646f9fb (patch) | |
| tree | 1259a20df75aee18fe2c427cfebb241ed90793e6 /lib | |
| parent | 1a6c8b90416e261b0429bbcc253347ce9fbac5ea (diff) | |
| download | otp-08401d7b2fc7ba8a50ac478ce6b99a8be646f9fb.tar.gz otp-08401d7b2fc7ba8a50ac478ce6b99a8be646f9fb.tar.bz2 otp-08401d7b2fc7ba8a50ac478ce6b99a8be646f9fb.zip | |
ssh: ssh_auth checks support for user pubkey alg
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/ssh/src/ssh_auth.erl | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/ssh/src/ssh_auth.erl b/lib/ssh/src/ssh_auth.erl index 0d38c563ba..fdbb5c152a 100644 --- a/lib/ssh/src/ssh_auth.erl +++ b/lib/ssh/src/ssh_auth.erl @@ -118,7 +118,16 @@ init_userauth_request_msg(#ssh{opts = Opts} = Ssh) -> service = "ssh-connection", method = "none", data = <<>>}, - Algs = proplists:get_value(pref_public_key_algs, Opts, ?SUPPORTED_USER_KEYS), + Algs0 = proplists:get_value(pref_public_key_algs, Opts, ?SUPPORTED_USER_KEYS), + %% The following line is not strictly correct. The call returns the + %% supported HOST key types while we are interested in USER keys. However, + %% they "happens" to be the same (for now). This could change.... + %% There is no danger as long as the set of user keys is a subset of the set + %% of host keys. + CryptoSupported = ssh_transport:supported_algorithms(public_key), + Algs = [A || A <- Algs0, + lists:member(A, CryptoSupported)], + Prefs = method_preference(Algs), ssh_transport:ssh_packet(Msg, Ssh#ssh{user = User, userauth_preference = Prefs, |