[aur-general] SSH Key Denied Problem

Fri Jul 9 00:58:41 UTC 2021

Here's the information you asked for.  I will probably hop on IRC tomorrow
if this isn't enough information to solve the problem.

This is the public key I am attempting to use.  I will note that it's RSA
4096-bit.

ssh-rsa
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

And I also tried running the diagnostic command mentioned.  Here's the
output I got, though it doesn't appear to show anything of particular
interest.

OpenSSH_8.6p1, OpenSSL 1.1.1k  25 Mar 2021
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Connecting to aur.archlinux.org [95.216.144.15] port 22.
debug1: Connection established.
debug1: identity file /home/binary/.ssh/id_rsa type 0
debug1: identity file /home/binary/.ssh/id_rsa-cert type -1
debug1: identity file /home/binary/.ssh/id_dsa type -1
debug1: identity file /home/binary/.ssh/id_dsa-cert type -1
debug1: identity file /home/binary/.ssh/id_ecdsa type -1
debug1: identity file /home/binary/.ssh/id_ecdsa-cert type -1
debug1: identity file /home/binary/.ssh/id_ecdsa_sk type -1
debug1: identity file /home/binary/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /home/binary/.ssh/id_ed25519 type -1
debug1: identity file /home/binary/.ssh/id_ed25519-cert type -1
debug1: identity file /home/binary/.ssh/id_ed25519_sk type -1
debug1: identity file /home/binary/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /home/binary/.ssh/id_xmss type -1
debug1: identity file /home/binary/.ssh/id_xmss-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_8.6
debug1: Remote protocol version 2.0, remote software version OpenSSH_8.6
debug1: compat_banner: match: OpenSSH_8.6 pat OpenSSH* compat 0x04000000
debug1: Authenticating to aur.archlinux.org:22 as 'aur'
debug1: load_hostkeys: fopen /home/binary/.ssh/known_hosts2: No such file
or directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or
directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or
directory
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: algorithm: curve25519-sha256
debug1: kex: host key algorithm: ssh-ed25519
debug1: kex: server->client cipher: chacha20-poly1305 at openssh.com MAC:
<implicit> compression: none
debug1: kex: client->server cipher: chacha20-poly1305 at openssh.com MAC:
<implicit> compression: none
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: SSH2_MSG_KEX_ECDH_REPLY received
debug1: Server host key: ssh-ed25519
SHA256:RFzBCUItH9LZS0cKB5UE6ceAYhBD5C8GeOBip8Z11+4
debug1: load_hostkeys: fopen /home/binary/.ssh/known_hosts2: No such file
or directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or
directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or
directory
debug1: Host 'aur.archlinux.org' is known and matches the ED25519 host key.
debug1: Found key in /home/binary/.ssh/known_hosts:1
debug1: rekey out after 134217728 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: rekey in after 134217728 blocks
debug1: Will attempt key: /home/binary/.ssh/id_rsa RSA
SHA256:1hBIpVzuvjyd456bVOYfK+XgZQbH6LoAvlrbv8xexpE
debug1: Will attempt key: /home/binary/.ssh/id_dsa
debug1: Will attempt key: /home/binary/.ssh/id_ecdsa
debug1: Will attempt key: /home/binary/.ssh/id_ecdsa_sk
debug1: Will attempt key: /home/binary/.ssh/id_ed25519
debug1: Will attempt key: /home/binary/.ssh/id_ed25519_sk
debug1: Will attempt key: /home/binary/.ssh/id_xmss
debug1: SSH2_MSG_EXT_INFO received
debug1: kex_input_ext_info: server-sig-algs=<ssh-ed25519,
sk-ssh-ed25519 at openssh.com
,ssh-rsa,rsa-sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,
sk-ecdsa-sha2-nistp256 at openssh.com,
webauthn-sk-ecdsa-sha2-nistp256 at openssh.com>
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey
debug1: Next authentication method: publickey
debug1: Offering public key: /home/binary/.ssh/id_rsa RSA
SHA256:1hBIpVzuvjyd456bVOYfK+XgZQbH6LoAvlrbv8xexpE
debug1: Authentications that can continue: publickey
debug1: Trying private key: /home/binary/.ssh/id_dsa
debug1: Trying private key: /home/binary/.ssh/id_ecdsa
debug1: Trying private key: /home/binary/.ssh/id_ecdsa_sk
debug1: Trying private key: /home/binary/.ssh/id_ed25519
debug1: Trying private key: /home/binary/.ssh/id_ed25519_sk
debug1: Trying private key: /home/binary/.ssh/id_xmss
debug1: No more authentication methods to try.
aur at aur.archlinux.org: Permission denied (publickey).

On Thu, Jul 8, 2021 at 4:48 PM Eli Schwartz via aur-general <
aur-general at lists.archlinux.org> wrote:

> On 7/8/21 1:23 PM, Matt Spaulding via aur-general wrote:
> > I have an account with the AUR and a couple of packages.  I'm attempting
> to
> > update one of those packages and I am getting a permission denied error
> > when trying to clone the git repository.  Now, my SSH key has changed
> and I
> > went ahead and updated my SSH public key in the account settings.  But
> for
> > some reason I still get a permission denied error.
> >
> > I am wondering if I am doing something wrong here, or if there is
> something
> > an administrator needs to fix, or something else altogether.
>
>
> You can debug the connection fairly simply: instead of trying to git
> clone, try:
>
> ssh -v aur at aur.archlinux.org
>
> You will get a lot of debug info printed out, a successful connection
> should look something like this:
>
>
> ```
> debug1: Offering public key: /home/eschwartz/.ssh/keys/aur RSA
> SHA256:3JKGjA8QHS9uXZ03uBm9YjjCxJVykNkmGGEp0/aqrHo explicit
> debug1: Server accepts key: /home/eschwartz/.ssh/keys/aur RSA
> SHA256:3JKGjA8QHS9uXZ03uBm9YjjCxJVykNkmGGEp0/aqrHo explicit
> debug1: Authentication succeeded (publickey).
> Authenticated to aur.archlinux.org ([2a01:4f9:c010:50::1]:22).
>
>
> [...]
>
> Interactive shell is disabled.
> Try `ssh aur at aur.archlinux.org help` for a list of commands.
> ```
>
> You might be e.g. misconfigured and ssh is offering the wrong key. The
> debug messages will, like my example, list out the actual key file it is
> trying to send.
>
> Once you can get ssh to work without git on top, git should work too.
>
> Feel free to post logs, or join IRC for real-time support.
>
>
> > Here's a link to the account in question.
> >
> > https://aur.archlinux.org/account/mattops
> >
>
>
> --
> Eli Schwartz
> Bug Wrangler and Trusted User
>
>

-- 
Best Regards,
Matt