Colin Hogben / logger

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Fork of logger by Suga koubou

Logger.cpp@6:cf9acc20f954, 2016-10-20 (annotated)

Committer:
Colin Hogben
Date:
Thu Oct 20 13:57:59 2016 +0100
Revision:
6:cf9acc20f954
Parent:
5:641de66579d2 
Add configuration parameters

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Colin Hogben 3:91ee7ead8536 1 /*
Colin Hogben 3:91ee7ead8536 2 * syslog device library
Colin Hogben 3:91ee7ead8536 3 * Copyright (c) 2011 Hiroshi Suga
Colin Hogben 4:b51e0614c767 4 * Copyright (c) 2016 Colin Hogben
Colin Hogben 3:91ee7ead8536 5 * Released under the MIT License: http://mbed.org/license/mit
Colin Hogben 3:91ee7ead8536 6 */
Colin Hogben 3:91ee7ead8536 7
Colin Hogben 6:cf9acc20f954 8 /** @file Logger.cpp
Colin Hogben 3:91ee7ead8536 9 * @brief syslog device (sender/client)
Colin Hogben 3:91ee7ead8536 10 */
Colin Hogben 3:91ee7ead8536 11
Colin Hogben 5:641de66579d2 12 #include "Logger.h"
Colin Hogben 3:91ee7ead8536 13 #include <cstdio>
Colin Hogben 3:91ee7ead8536 14
Colin Hogben 6:cf9acc20f954 15 #ifdef MBED_CONF_LOGGER_LINE_MAX
Colin Hogben 6:cf9acc20f954 16 #define LOG_LEN MBED_CONF_LOGGER_LINE_MAX
Colin Hogben 6:cf9acc20f954 17 #else
Colin Hogben 4:b51e0614c767 18 #define LOG_LEN 256
Colin Hogben 6:cf9acc20f954 19 #endif
Colin Hogben 6:cf9acc20f954 20
Colin Hogben 4:b51e0614c767 21 #define LOG_UDPPORT 514
Colin Hogben 4:b51e0614c767 22
Colin Hogben 4:b51e0614c767 23 static const char mstr[12][4] = {
Colin Hogben 4:b51e0614c767 24 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
Colin Hogben 4:b51e0614c767 25 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
Colin Hogben 4:b51e0614c767 26 };
Colin Hogben 3:91ee7ead8536 27
Colin Hogben 3:91ee7ead8536 28 Logger::Logger(NetworkInterface *netif, const char *host) {
Colin Hogben 4:b51e0614c767 29 _Logger(netif, host, netif->get_ip_address());
Colin Hogben 3:91ee7ead8536 30 }
Colin Hogben 3:91ee7ead8536 31
Colin Hogben 3:91ee7ead8536 32 Logger::Logger(NetworkInterface *netif, const char *host, const char *myname) {
Colin Hogben 4:b51e0614c767 33 _Logger(netif, host, myname);
Colin Hogben 4:b51e0614c767 34 }
Colin Hogben 4:b51e0614c767 35
Colin Hogben 4:b51e0614c767 36 void Logger::_Logger(NetworkInterface *netif, const char *host, const char *myname) {
Colin Hogben 3:91ee7ead8536 37 _remote = SocketAddress(host, LOG_UDPPORT);
Colin Hogben 3:91ee7ead8536 38 snprintf(_ident, sizeof(_ident), "%s", myname);
Colin Hogben 3:91ee7ead8536 39 int err = _udpsock.open(netif);
Colin Hogben 4:b51e0614c767 40 if (err) error("Cannot open syslog UDP socket");
Colin Hogben 3:91ee7ead8536 41 _udpsock.bind(LOG_UDPPORT);
Colin Hogben 3:91ee7ead8536 42 }
Colin Hogben 3:91ee7ead8536 43
Colin Hogben 3:91ee7ead8536 44 void Logger::send(const char *tag, const char *content) {
Colin Hogben 3:91ee7ead8536 45 send(LOG_NOTICE, LOG_USER, tag, content);
Colin Hogben 3:91ee7ead8536 46 }
Colin Hogben 3:91ee7ead8536 47
Colin Hogben 3:91ee7ead8536 48 void Logger::send(LOG_SEVERITY sev, LOG_FACILITY fac, const char *tag, const char *content) {
Colin Hogben 3:91ee7ead8536 49 char logmsg[LOG_LEN];
Colin Hogben 3:91ee7ead8536 50
Colin Hogben 4:b51e0614c767 51 time_t ctTime = time(NULL);
Colin Hogben 4:b51e0614c767 52 struct tm *t = localtime(&ctTime);
Colin Hogben 4:b51e0614c767 53 int pri = (fac * 8) | sev;
Colin Hogben 3:91ee7ead8536 54
Colin Hogben 4:b51e0614c767 55 snprintf(logmsg, sizeof(logmsg),
Colin Hogben 4:b51e0614c767 56 "<%d>%s %2d %02d:%02d:%02d %s %s %s",
Colin Hogben 4:b51e0614c767 57 pri,
Colin Hogben 4:b51e0614c767 58 mstr[t->tm_mon], t->tm_mday,
Colin Hogben 4:b51e0614c767 59 t->tm_hour, t->tm_min, t->tm_sec,
Colin Hogben 4:b51e0614c767 60 _ident,
Colin Hogben 4:b51e0614c767 61 tag,
Colin Hogben 4:b51e0614c767 62 content);
Colin Hogben 3:91ee7ead8536 63 _udpsock.sendto(_remote, logmsg, strlen(logmsg));
Colin Hogben 3:91ee7ead8536 64 }