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MW-366 Improved support for IPv6 networks - made mysqld and SST scripts to recognize []-escaped IPv6 addresses - pulled in latest Percona and MariaDB updates to SST scripts - instruct netcat and socat in wsrep_sst_xtrabackup-v2 to listen on IPv6 socket via sockopt parameter in the [sst] section of my.cnf

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In summary, wsrep_node_address and wsrep_sst_receive_address can now
be set to IPv6 addresses escaped by []. Rsync SST works out ouf the
box thanks to rsync daemon listening on both IPv4 and IPv6 sockets by
default. For xtrabackup SST onver IPv6 one needs to set sockopt in
the [sst] section of joiner's configuration file to ",pf=ip6" if
using socat as a streamer or to "-6" if using netcat.
This commit is contained in:
Alexey Yurchenko
2017-03-03 20:28:27 +00:00
committed by Jan Lindström
parent 5108deded5
commit 83664e21e4
8 changed files with 415 additions and 155 deletions
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15
sql/wsrep_utils.cc
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@@ -554,3 +554,18 @@ size_t wsrep_guess_ip (char* buf, size_t buf_len)
return 0;
}
/* returns the length of the host part of the address string */
size_t wsrep_host_len(const char* const addr, size_t const addr_len)
{
// check for IPv6 notation first
const char* const bracket= ('[' == addr[0] ? strchr(addr, ']') : NULL);
if (bracket) { // IPv6
return (bracket - addr + 1);
}
else { // host part ends at ':' or end of string
const char* const colon= strchr(addr, ':');
return (colon ? colon - addr : addr_len);
}
}