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Limit rate of syslog messages

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Error messages caused by incoming packets need to be rate limited
to avoid filling up disk space.
This commit is contained in:
Miroslav Lichvar
2010-01-13 19:02:07 +01:00
parent 7864c7a70c
commit 0b710499f9
5 changed files with 38 additions and 15 deletions
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6
ntp_io.c
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@@ -243,7 +243,8 @@ NIO_SendNormalPacket(NTP_Packet *packet, NTP_Remote_Address *remote_addr)
remote.sin_addr.s_addr = htonl(remote_addr->ip_addr);
if (sendto(sock_fd, (void *) packet, NTP_NORMAL_PACKET_SIZE, 0,
(struct sockaddr *) &remote, sizeof(remote)) < 0) {
(struct sockaddr *) &remote, sizeof(remote)) < 0 &&
!LOG_RateLimited()) {
LOG(LOGS_WARN, LOGF_NtpIO, "Could not send to %s:%d : %s",
UTI_IPToDottedQuad(remote_addr->ip_addr), remote_addr->port, strerror(errno));
}
@@ -266,7 +267,8 @@ NIO_SendAuthenticatedPacket(NTP_Packet *packet, NTP_Remote_Address *remote_addr)
remote.sin_addr.s_addr = htonl(remote_addr->ip_addr);
if (sendto(sock_fd, (void *) packet, sizeof(NTP_Packet), 0,
(struct sockaddr *) &remote, sizeof(remote)) < 0) {
(struct sockaddr *) &remote, sizeof(remote)) < 0 &&
!LOG_RateLimited()) {
LOG(LOGS_WARN, LOGF_NtpIO, "Could not send to %s:%d : %s",
UTI_IPToDottedQuad(remote_addr->ip_addr), remote_addr->port, strerror(errno));
}