diff options
Diffstat (limited to 'omfwd.c')
| -rw-r--r-- | omfwd.c | 87 |
1 files changed, 50 insertions, 37 deletions
@@ -177,6 +177,54 @@ CODESTARTdbgPrintInstInfo printf("%s", pData->f_hname); ENDdbgPrintInstInfo + +/* Send a message via UDP + * rgehards, 2007-12-20 + */ +static rsRetVal UDPSend(instanceData *pData, char *msg, size_t len) +{ + DEFiRet; + struct addrinfo *r; + int i; + unsigned lsent = 0; + int bSendSuccess; + + if(finet != NULL) { + /* we need to track if we have success sending to the remote + * peer. Success is indicated by at least one sendto() call + * succeeding. We track this be bSendSuccess. We can not simply + * rely on lsent, as a call might initially work, but a later + * call fails. Then, lsent has the error status, even though + * the sendto() succeeded. + * rgerhards, 2007-06-22 + */ + bSendSuccess = FALSE; + for (r = pData->f_addr; r; r = r->ai_next) { + for (i = 0; i < *finet; i++) { + lsent = sendto(finet[i+1], msg, len, 0, r->ai_addr, r->ai_addrlen); + if (lsent == len) { + bSendSuccess = TRUE; + break; + } else { + int eno = errno; + char errStr[1024]; + dbgprintf("sendto() error: %d = %s.\n", + eno, strerror_r(eno, errStr, sizeof(errStr))); + } + } + if (lsent == len && !send_to_all) + break; + } + /* finished looping */ + if (bSendSuccess == FALSE) { + dbgprintf("error forwarding via udp, suspending\n"); + iRet = RS_RET_SUSPENDED; + } + } + + return iRet; +} + /* CODE FOR SENDING TCP MESSAGES */ /* Initialize TCP sockets (for sender) @@ -695,10 +743,6 @@ ENDtryResume BEGINdoAction char *psz; /* temporary buffering */ register unsigned l; - struct addrinfo *r; - int i; - unsigned lsent = 0; - int bSendSuccess; CODESTARTdoAction switch (pData->eDestState) { case eDestFORW_SUSP: @@ -770,39 +814,7 @@ CODESTARTdoAction if(pData->protocol == FORW_UDP) { /* forward via UDP */ - if(finet != NULL) { - /* we need to track if we have success sending to the remote - * peer. Success is indicated by at least one sendto() call - * succeeding. We track this be bSendSuccess. We can not simply - * rely on lsent, as a call might initially work, but a later - * call fails. Then, lsent has the error status, even though - * the sendto() succeeded. - * rgerhards, 2007-06-22 - */ - bSendSuccess = FALSE; - for (r = pData->f_addr; r; r = r->ai_next) { - for (i = 0; i < *finet; i++) { - lsent = sendto(finet[i+1], psz, l, 0, - r->ai_addr, r->ai_addrlen); - if (lsent == l) { - bSendSuccess = TRUE; - break; - } else { - int eno = errno; - char errStr[1024]; - dbgprintf("sendto() error: %d = %s.\n", - eno, strerror_r(eno, errStr, sizeof(errStr))); - } - } - if (lsent == l && !send_to_all) - break; - } - /* finished looping */ - if (bSendSuccess == FALSE) { - dbgprintf("error forwarding via udp, suspending\n"); - iRet = RS_RET_SUSPENDED; - } - } + CHKiRet(UDPSend(pData, psz, l)); } else { /* forward via TCP */ if(TCPSend(pData, psz, l) != 0) { @@ -815,6 +827,7 @@ CODESTARTdoAction } break; } +finalize_it: ENDdoAction |