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| author |  Alexander Aring <aahringo@redhat.com>
| 2022-01-04 09:09:47 -0500 |
|---|---|---|
| committer |  David Teigland <teigland@redhat.com>
| 2022-01-04 09:40:24 -0600 |
| commit | feae43f8aa88309224b27bbe3a59fcb9aefab6f5 (patch) | |
| tree | 8c4cfa9b3165874c85a2e88fa21c10abb8cb5a7d /fs/dlm | |
| parent | fs: dlm: memory cache for lowcomms hotpath (diff) | |
| download | linux-feae43f8aa88309224b27bbe3a59fcb9aefab6f5.tar.gz linux-feae43f8aa88309224b27bbe3a59fcb9aefab6f5.tar.bz2 linux-feae43f8aa88309224b27bbe3a59fcb9aefab6f5.zip | |
fs: dlm: print cluster addr if non-cluster node connects
This patch prints the cluster node address if a non-cluster node
(according to the dlm config setting) tries to connect. The current
hexdump call will print in a different loglevel and only available if
dynamic debug is enabled. Additional we using the ip address format
strings to print an IETF ip4/6 string represenation.
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm')
| -rw-r--r-- | fs/dlm/lowcomms.c | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index 23a1ff690725..e284d696c1fd 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -1028,10 +1028,28 @@ static int accept_from_sock(struct listen_connection *con) /* Get the new node's NODEID */ make_sockaddr(&peeraddr, 0, &len); if (addr_to_nodeid(&peeraddr, &nodeid, &mark)) { - unsigned char *b=(unsigned char *)&peeraddr; - log_print("connect from non cluster node"); - print_hex_dump_bytes("ss: ", DUMP_PREFIX_NONE, - b, sizeof(struct sockaddr_storage)); + switch (peeraddr.ss_family) { + case AF_INET: { + struct sockaddr_in *sin = (struct sockaddr_in *)&peeraddr; + + log_print("connect from non cluster IPv4 node %pI4", + &sin->sin_addr); + break; + } +#if IS_ENABLED(CONFIG_IPV6) + case AF_INET6: { + struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&peeraddr; + + log_print("connect from non cluster IPv6 node %pI6c", + &sin6->sin6_addr); + break; + } +#endif + default: + log_print("invalid family from non cluster node"); + break; + } + sock_release(newsock); return -1; } |