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zebra: increase netlink receive buffer size

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Signed-off-by: Jakub Urbańczyk <xthaid@gmail.com>
This commit is contained in:
Jakub Urbańczyk 2020-09-01 11:35:16 +02:00
parent ddffdcf728
commit 97f8514460
1 changed files with 13 additions and 1 deletions
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14
zebra/kernel_netlink.c
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@ -1453,6 +1453,15 @@ void kernel_init(struct zebra_ns *zns)
if (ret < 0) if (ret < 0)
zlog_notice("Registration for extended dp ACK failed : %d %s", zlog_notice("Registration for extended dp ACK failed : %d %s",
errno, safe_strerror(errno)); errno, safe_strerror(errno));
/*
* Trim off the payload of the original netlink message in the
* acknowledgment. This option is available since Linux 4.2, so if
* setsockopt fails, ignore the error.
*/
one = 1;
ret = setsockopt(zns->netlink_dplane.sock, SOL_NETLINK, NETLINK_CAP_ACK,
&one, sizeof(one));
#endif #endif
/* Register kernel socket. */ /* Register kernel socket. */
@ -1469,8 +1478,11 @@ void kernel_init(struct zebra_ns *zns)
zns->netlink_dplane.name, safe_strerror(errno), errno); zns->netlink_dplane.name, safe_strerror(errno), errno);
/* Set receive buffer size if it's set from command line */ /* Set receive buffer size if it's set from command line */
if (nl_rcvbufsize) if (nl_rcvbufsize) {
netlink_recvbuf(&zns->netlink, nl_rcvbufsize); netlink_recvbuf(&zns->netlink, nl_rcvbufsize);
netlink_recvbuf(&zns->netlink_cmd, nl_rcvbufsize);
netlink_recvbuf(&zns->netlink_dplane, nl_rcvbufsize);
}
netlink_install_filter(zns->netlink.sock, netlink_install_filter(zns->netlink.sock,
zns->netlink_cmd.snl.nl_pid, zns->netlink_cmd.snl.nl_pid,