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bgpd: Check setsockopt return codes

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Let end user know that a setsockopt failed and we may
be experiencing degraded performance.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2019-10-16 07:58:44 -04:00
parent 30c9a17229
commit d38c6bb1b0
1 changed files with 6 additions and 2 deletions
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8
bgpd/bgp_bmp.c
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@ -1307,8 +1307,12 @@ static struct bmp *bmp_open(struct bmp_targets *bt, int bmp_sock)
}
bt->cnt_accept++;
setsockopt(bmp_sock, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on));
setsockopt(bmp_sock, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on));
if (setsockopt(bmp_sock, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on)) < 0)
flog_err(EC_LIB_SOCKET, "bmp: %d can't setsockopt SO_KEEPALIVE: %s(%d)",
bmp_sock, safe_strerror(errno), errno);
if (setsockopt(bmp_sock, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)) < 0)
flog_err(EC_LIB_SOCKET, "bmp: %d can't setsockopt TCP_NODELAY: %s(%d)",
bmp_sock, safe_strerror(errno), errno);
zlog_info("bmp[%s] connection established", buf);