/**
* Post event or status data message to mmonit
* @param E An event object or NULL for status data
* @return If failed, return HANDLER_MMONIT flag or HANDLER_SUCCEEDED flag if succeeded
*/
int handle_mmonit(Event_T E) {
int rv = HANDLER_MMONIT;
Socket_T socket = NULL;
Mmonit_T C = Run.mmonits;
/* The event is sent to mmonit just once - only in the case that the state changed */
if (! C || (E && ! E->state_changed))
return HANDLER_SUCCEEDED;
StringBuffer_T sb = StringBuffer_create(256);
for (; C; C = C->next) {
if (! (socket = socket_create_t(C->url->hostname, C->url->port, SOCKET_TCP, C->ssl, C->timeout))) {
LogError("M/Monit: cannot open a connection to %s -- %s\n", C->url->url, STRERROR);
goto error;
}
status_xml(sb, E, E ? LEVEL_SUMMARY : LEVEL_FULL, 2, socket_get_local_host(socket));
if (! data_send(socket, C, StringBuffer_toString(sb))) {
LogError("M/Monit: cannot send %s message to %s\n", E ? "event" : "status", C->url->url);
goto error;
}
StringBuffer_clear(sb);
socket_shutdown_write(socket);
if (! data_check(socket, C)) {
LogError("M/Monit: %s message to %s failed\n", E ? "event" : "status", C->url->url);
goto error;
}
rv = HANDLER_SUCCEEDED; // Return success if at least one M/Monit succeeded
DEBUG("M/Monit: %s message sent to %s\n", E ? "event" : "status", C->url->url);
error:
if (socket)
socket_free(&socket);
}
StringBuffer_free(&sb);
return rv;
}
static void open_server(SendMail_T *S) {
MailServer_T mta = Run.mailservers;
if (mta) {
S->server = mta->host;
S->port = mta->port;
S->username = mta->username;
S->password = mta->password;
S->ssl = mta->ssl;
} else {
THROW(IOException, "No mail servers are defined -- see manual for 'set mailserver' statement");
}
do {
/* wait with ssl-connect if SSL_VERSION_TLSV1 is set (rfc2487) */
if (! S->ssl.use_ssl || S->ssl.version == SSL_VERSION_TLSV1)
S->socket = socket_new(S->server, S->port, SOCKET_TCP, FALSE, Run.mailserver_timeout);
else
S->socket = socket_create_t(S->server, S->port, SOCKET_TCP, S->ssl, Run.mailserver_timeout);
if (S->socket)
break;
LogError("Cannot open a connection to the mailserver '%s:%i' -- %s\n", S->server, S->port, STRERROR);
if (mta && (mta = mta->next)) {
S->server = mta->host;
S->port = mta->port;
S->username = mta->username;
S->password = mta->password;
S->ssl = mta->ssl;
LogInfo("Trying the next mail server '%s:%i'\n", S->server, S->port);
continue;
} else {
THROW(IOException, "No mail servers are available");
}
} while (TRUE);
S->quit = TRUE;
}
Socket_T socket_new(const char *host, int port, int type, int use_ssl,
int timeout) {
Ssl_T ssl;
ssl.use_ssl= use_ssl;
ssl.version= SSL_VERSION_AUTO;
ssl.certmd5= NULL;
return socket_create_t(host, port, type, ssl, timeout);
}
