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Add ww's improved syslog support (bug #587) 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1973 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2004-01-12 05:05:35 +00:00
parent 5520872def
commit ee342cc3b8
5 changed files with 354 additions and 233 deletions
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33
asterisk.c
View File

@ -148,13 +148,34 @@ static int fdprint(int fd, const char *s)
return write(fd, s, strlen(s) + 1);
}
static void network_verboser(const char *s, int pos, int replace, int complete)
/*
* write the string to all attached console clients
*/
static void ast_network_puts(const char *string)
{
int x;
for (x=0;x<AST_MAX_CONNECTS; x++) {
if (consoles[x].fd > -1)
fdprint(consoles[x].p[1], s);
}
int x;
for (x=0;x<AST_MAX_CONNECTS; x++) {
if (consoles[x].fd > -1)
fdprint(consoles[x].p[1], string);
}
}
/*
* write the string to the console, and all attached
* console clients
*/
void ast_console_puts(const char *string)
{
fputs(string, stdout);
fflush(stdout);
ast_network_puts(string);
}
static void network_verboser(const char *s, int pos, int replace, int complete)
/* ARGUSED */
{
ast_network_puts(s);
}
static pthread_t lthread;

7
configs/logger.conf.sample
View File

@ -17,9 +17,6 @@ console => notice,warning,error
messages => notice,warning,error
;syslog keyword : This special keyword logs to syslog facility
;local0 edit /etc/syslog.conf and add
;local0.* /var/log/myastlog
;
;syslog => notice,warning,error
;syslog.local0 => notice,warning,error
;

36
include/asterisk/logger.h
View File

@ -54,13 +54,39 @@ extern void ast_verbose(const char *fmt, ...)
extern int ast_register_verbose(void (*verboser)(const char *string, int opos, int replacelast, int complete));
extern int ast_unregister_verbose(void (*verboser)(const char *string, int opos, int replacelast, int complete));
extern int ast_verbose_dmesg(void (*verboser)(const char *string, int opos, int replacelast, int complete));
extern void ast_console_puts(const char *string);
#define _A_ __FILE__, __LINE__, __PRETTY_FUNCTION__
#define LOG_DEBUG 0, _A_
#define LOG_EVENT 1, _A_
#define LOG_NOTICE 2, _A_
#define LOG_WARNING 3, _A_
#define LOG_ERROR 4, _A_
#ifdef LOG_DEBUG
#undef LOG_DEBUG
#endif
#define __LOG_DEBUG 0
#define LOG_DEBUG __LOG_DEBUG, _A_
#ifdef LOG_EVENT
#undef LOG_EVENT
#endif
#define __LOG_EVENT 1
#define LOG_EVENT __LOG_EVENT, _A_
#ifdef LOG_NOTICE
#undef LOG_NOTICE
#endif
#define __LOG_NOTICE 2
#define LOG_NOTICE __LOG_NOTICE, _A_
#ifdef LOG_WARNING
#undef LOG_WARNING
#endif
#define __LOG_WARNING 3
#define LOG_WARNING __LOG_WARNING, _A_
#ifdef LOG_ERROR
#undef LOG_ERROR
#endif
#define __LOG_ERROR 4
#define LOG_ERROR __LOG_ERROR, _A_
#if defined(__cplusplus) || defined(c_plusplus)
}

491
logger.c
View File

@ -17,7 +17,6 @@
#include <unistd.h>
#include <time.h>
#include <asterisk/lock.h>
#include <asterisk/logger.h>
#include <asterisk/options.h>
#include <asterisk/channel.h>
#include <asterisk/config.h>
@ -28,10 +27,23 @@
#include <errno.h>
#include <pthread.h>
#include <sys/stat.h>
#include <syslog.h>
#include "asterisk.h"
#include "astconf.h"
#define SYSLOG_NAMES /* so we can map syslog facilities names to their numeric values,
from <syslog.h> which is included by logger.h */
#include <syslog.h>
static int syslog_level_map[] = {
LOG_DEBUG,
LOG_INFO, /* arbitrary equivalent of LOG_EVENT */
LOG_NOTICE,
LOG_WARNING,
LOG_ERR
};
#define SYSLOG_NLEVELS 5
#include <asterisk/logger.h>
#define MAX_MSG_QUEUE 200
static ast_mutex_t msglist_lock = AST_MUTEX_INITIALIZER;
@ -42,38 +54,38 @@ static struct msglist {
struct msglist *next;
} *list = NULL, *last = NULL;
struct logfile {
char fn[256];
int logflags;
FILE *f;
struct logchannel {
int logmask;
int facility; /* syslog */
struct logfile *next;
int syslog; /* syslog flag */
int console; /* console logging */
FILE *fileptr; /* logfile logging */
char filename[256];
struct logchannel *next;
};
static struct logfile *logfiles = NULL;
static struct logchannel *logchannels = NULL;
static int msgcnt = 0;
static FILE *eventlog = NULL;
static char *levels[] = {
"DEBUG",
"EVENT",
"NOTICE",
"WARNING",
"ERROR"
"DEBUG",
"EVENT",
"NOTICE",
"WARNING",
"ERROR"
};
static int colors[] = {
COLOR_BRGREEN,
COLOR_BRBLUE,
COLOR_YELLOW,
COLOR_BRRED,
COLOR_RED
COLOR_BRGREEN,
COLOR_BRBLUE,
COLOR_YELLOW,
COLOR_BRRED,
COLOR_RED
};
static int make_components(char *s, int lineno)
{
char *w;
@ -82,120 +94,141 @@ static int make_components(char *s, int lineno)
stringp=s;
w = strsep(&stringp, ",");
while(w) {
while(*w && (*w < 33))
w++;
if (!strcasecmp(w, "debug"))
res |= (1 << 0);
else if (!strcasecmp(w, "notice"))
res |= (1 << 2);
else if (!strcasecmp(w, "warning"))
res |= (1 << 3);
else if (!strcasecmp(w, "error"))
res |= (1 << 4);
else {
fprintf(stderr, "Logfile Warning: Unknown keyword '%s' at line %d of logger.conf\n", w, lineno);
}
w = strsep(&stringp, ",");
while(*w && (*w < 33))
w++;
if (!strcasecmp(w, "error"))
res |= (1 << __LOG_ERROR);
else if (!strcasecmp(w, "warning"))
res |= (1 << __LOG_WARNING);
else if (!strcasecmp(w, "notice"))
res |= (1 << __LOG_NOTICE);
else if (!strcasecmp(w, "event"))
res |= (1 << __LOG_EVENT);
else if (!strcasecmp(w, "debug"))
res |= (1 << __LOG_DEBUG);
else {
fprintf(stderr, "Logfile Warning: Unknown keyword '%s' at line %d of logger.conf\n", w, lineno);
}
w = strsep(&stringp, ",");
}
return res;
}
static struct logfile *make_logfile(char *fn, char *components, int lineno)
static struct logchannel *make_logchannel(char *channel, char *components, int lineno)
{
struct logfile *f;
char tmp[256];
if (!strlen(fn))
struct logchannel *chan;
char *facility;
CODE *cptr;
if (!strlen(channel))
return NULL;
f = malloc(sizeof(struct logfile));
if (f) {
memset(f, 0, sizeof(struct logfile));
strncpy(f->fn, fn, sizeof(f->fn) - 1);
if (!strcasecmp(fn, "ignore")) {
f->f = NULL;
} else if (!strcasecmp(fn, "console")) {
f->f = stdout;
} else if (!strcasecmp(fn, "syslog")) {
f->f = NULL;
f->facility = LOG_LOCAL0;
chan = malloc(sizeof(struct logchannel));
if (chan) {
memset(chan, 0, sizeof(chan));
if (!strcasecmp(channel, "console")) {
chan->console = 1;
} else if (!strncasecmp(channel, "syslog", 6)) {
/*
* syntax is:
* syslog.facility => level,level,level
*/
facility = strchr(channel, '.');
if(!facility++ || !facility) {
facility = "local0";
}
/*
* Walk through the list of facilitynames (defined in sys/syslog.h)
* to see if we can find the one we have been given
*/
chan->facility = -1;
cptr = facilitynames;
while (cptr->c_name) {
if (!strncasecmp(facility, cptr->c_name, sizeof(cptr->c_name))) {
chan->facility = cptr->c_val;
break;
}
cptr++;
}
if (0 > chan->facility) {
fprintf(stderr, "Logger Warning: bad syslog facility in logger.conf\n");
free(chan);
return NULL;
}
chan->syslog = 1;
openlog("asterisk", LOG_PID, chan->facility);
} else {
if (fn[0] == '/')
strncpy(tmp, fn, sizeof(tmp) - 1);
if (channel[0] == '/')
strncpy(chan->filename, channel, sizeof(chan->filename) - 1);
else
snprintf(tmp, sizeof(tmp), "%s/%s", (char *)ast_config_AST_LOG_DIR, fn);
f->f = fopen(tmp, "a");
if (!f->f) {
snprintf(chan->filename, sizeof(chan->filename), "%s/%s", (char *)ast_config_AST_LOG_DIR, channel);
chan->fileptr = fopen(chan->filename, "a");
if (!chan->fileptr) {
/* Can't log here, since we're called with a lock */
fprintf(stderr, "Logger Warning: Unable to open log file '%s': %s\n", tmp, strerror(errno));
fprintf(stderr, "Logger Warning: Unable to open log file '%s': %s\n", chan->filename, strerror(errno));
}
}
f->logflags = make_components(components, lineno);
chan->logmask = make_components(components, lineno);
}
return f;
return chan;
}
static void init_logger_chain(void)
{
struct logfile *f, *cur;
struct logchannel *chan, *cur;
struct ast_config *cfg;
struct ast_variable *var;
/* delete our list of log channels */
ast_mutex_lock(&loglock);
/* Free anything that is here */
f = logfiles;
while(f) {
cur = f->next;
if (f->f && (f->f != stdout) && (f->f != stderr))
fclose(f->f);
free(f);
f = cur;
chan = logchannels;
while (chan) {
cur = chan->next;
free(chan);
chan = cur;
}
logfiles = NULL;
logchannels = NULL;
ast_mutex_unlock(&loglock);
/* close syslog */
closelog();
cfg = ast_load("logger.conf");
ast_mutex_lock(&loglock);
/* If no config file, we're fine */
if (!cfg) {
ast_mutex_unlock(&loglock);
return;
}
if (!cfg)
return;
ast_mutex_lock(&loglock);
var = ast_variable_browse(cfg, "logfiles");
while(var) {
f = make_logfile(var->name, var->value, var->lineno);
if (f) {
f->next = logfiles;
logfiles = f;
chan = make_logchannel(var->name, var->value, var->lineno);
if (chan) {
chan->next = logchannels;
logchannels = chan;
}
var = var->next;
}
if (!logfiles) {
/* Gotta have at least one. We'll make a NULL one */
logfiles = make_logfile("ignore", "", -1);
}
ast_destroy(cfg);
ast_mutex_unlock(&loglock);
}
int reload_logger(int rotate)
{
char old[AST_CONFIG_MAX_PATH];
char new[AST_CONFIG_MAX_PATH];
struct logfile *f;
struct logchannel *f;
FILE *myf;
int x;
ast_mutex_lock(&loglock);
if (eventlog)
fclose(eventlog);
fclose(eventlog);
else
rotate = 0;
rotate = 0;
eventlog = NULL;
@ -205,51 +238,47 @@ int reload_logger(int rotate)
if(rotate) {
for(x=0;;x++) {
snprintf(new, sizeof(new), "%s/%s.%d", (char *)ast_config_AST_LOG_DIR, EVENTLOG,x);
myf = fopen((char *)new, "r");
if(myf)
fclose(myf);
else
break;
snprintf(new, sizeof(new), "%s/%s.%d", (char *)ast_config_AST_LOG_DIR, EVENTLOG,x);
myf = fopen((char *)new, "r");
if(myf)
fclose(myf);
else
break;
}
/* do it */
/* do it */
if (rename(old,new))
fprintf(stderr, "Unable to rename file '%s' to '%s'\n", old, new);
}
eventlog = fopen(old, "a");
f = logfiles;
f = logchannels;
while(f) {
if (f->f && (f->f != stdout) && (f->f != stderr)) {
fclose(f->f);
f->f = NULL;
if(rotate) {
snprintf(old, sizeof(old), "%s/%s", (char *)ast_config_AST_LOG_DIR,f->fn);
if (f->fileptr && (f->fileptr != stdout) && (f->fileptr != stderr)) {
fclose(f->fileptr);
f->fileptr = NULL;
if(rotate) {
strncpy(old, f->filename, sizeof(old));
for(x=0;;x++) {
snprintf(new, sizeof(new), "%s/%s.%d", (char *)ast_config_AST_LOG_DIR,f->fn,x);
myf = fopen((char *)new, "r");
if(myf)
fclose(myf);
else
break;
}
for(x=0;;x++) {
snprintf(new, sizeof(new), "%s.%d", f->filename, x);
myf = fopen((char *)new, "r");
if (myf) {
fclose(myf);
} else {
break;
}
}
/* do it */
if (rename(old,new))
fprintf(stderr, "Unable to rename file '%s' to '%s'\n", old, new);
}
}
f = f->next;
/* do it */
if (rename(old,new))
fprintf(stderr, "Unable to rename file '%s' to '%s'\n", old, new);
}
}
f = f->next;
}
ast_mutex_unlock(&loglock);
if (eventlog) {
@ -275,13 +304,6 @@ static int handle_logger_reload(int fd, int argc, char *argv[])
return RESULT_SUCCESS;
}
static int handle_logger_rotate(int fd, int argc, char *argv[])
{
if(reload_logger(1))
@ -301,41 +323,33 @@ static struct verb {
static char logger_reload_help[] =
"Usage: logger reload\n"
" Reopens the log files. Use after a rotating the log files\n";
" Reloads the logger subsystem state. Use after restarting syslogd(8)\n";
static char logger_rotate_help[] =
"Usage: logger reload\n"
" Rotates and Reopens the log files.\n";
static struct ast_cli_entry reload_logger_cli =
{ { "logger", "reload", NULL },
handle_logger_reload, "Reopens the log files",
logger_reload_help };
static struct ast_cli_entry rotate_logger_cli =
{ { "logger", "rotate", NULL },
handle_logger_rotate, "Reopens the log files",
logger_rotate_help };
static int handle_SIGXFSZ(int sig) {
reload_logger(1);
ast_log(LOG_EVENT,"Rotated Logs Per SIGXFSZ\n");
if (option_verbose)
ast_verbose("Rotated Logs Per SIGXFSZ\n");
return 0;
reload_logger(1);
ast_log(LOG_EVENT,"Rotated Logs Per SIGXFSZ\n");
if (option_verbose)
ast_verbose("Rotated Logs Per SIGXFSZ\n");
return 0;
}
int init_logger(void)
{
char tmp[AST_CONFIG_MAX_PATH];
char tmp[256];
/* auto rotate if sig SIGXFSZ comes a-knockin */
(void) signal(SIGXFSZ,(void *) handle_SIGXFSZ);
@ -343,7 +357,8 @@ int init_logger(void)
/* register the relaod logger cli command */
ast_cli_register(&reload_logger_cli);
ast_cli_register(&rotate_logger_cli);
/* create the eventlog */
mkdir((char *)ast_config_AST_LOG_DIR, 0755);
snprintf(tmp, sizeof(tmp), "%s/%s", (char *)ast_config_AST_LOG_DIR, EVENTLOG);
eventlog = fopen((char *)tmp, "a");
@ -355,89 +370,124 @@ int init_logger(void)
return 0;
} else
ast_log(LOG_ERROR, "Unable to create event log: %s\n", strerror(errno));
init_logger_chain();
/* create log channels */
init_logger_chain();
return -1;
}
static void ast_log_vsyslog(int level, const char *file, int line, const char *function, const char *fmt, va_list args) {
char buf[BUFSIZ];
extern void ast_log(int level, const char *file, int line, const char *function, const char *fmt, ...)
if(level >= SYSLOG_NLEVELS) {
/* we are locked here, so cannot ast_log() */
fprintf(stderr, "ast_log_vsyslog called with bogus level: %d\n", level);
return;
}
if(file && line && function) {
snprintf(buf, sizeof(buf), "%s[%ld]: %s:%d in %s: ",
levels[level], (long)pthread_self(), file, line, function);
} else {
snprintf(buf, sizeof(buf), "VERBOSE[%ld]: ", (long)pthread_self());
level = __LOG_DEBUG;
}
vsnprintf(buf+strlen(buf), sizeof(buf)-strlen(buf), fmt, args);
syslog(syslog_level_map[level], buf);
}
/*
* send log messages to syslog and/or the console
*/
void ast_log(int level, const char *file, int line, const char *function, const char *fmt, ...)
{
char date[256];
char tmp[80];
char tmp2[80];
char tmp3[80];
char tmp4[80];
char linestr[80];
time_t t;
struct tm tm;
struct logfile *f;
struct logchannel *chan;
char buf[BUFSIZ];
time_t t;
struct tm tm;
char date[256];
va_list ap;
if (!option_verbose && !option_debug && (level == __LOG_DEBUG)) {
return;
}
/* begin critical section */
ast_mutex_lock(&loglock);
if (level == __LOG_EVENT) {
time(&t);
localtime_r(&t,&tm);
if (&tm) {
/* Log events into the event log file, with a different format */
strftime(date, sizeof(date), "%b %e %T", &tm);
va_start(ap, fmt);
fprintf(eventlog, "%s asterisk[%d]: ", date, getpid());
vfprintf(eventlog, fmt, ap);
fflush(eventlog);
va_end(ap);
} else
/** Cannot use ast_log() from locked section of ast_log()!
ast_log(LOG_WARNING, "Unable to retrieve local time?\n"); **/
fprintf(stderr, "ast_log: Unable to retrieve local time for %ld?\n", (long)t);
ast_mutex_unlock(&loglock);
return;
}
if (logchannels) {
chan = logchannels;
while(chan) {
if (chan->syslog && (chan->logmask & (1 << level))) {
va_start(ap, fmt);
ast_log_vsyslog(level, file, line, function, fmt, ap);
va_end(ap);
} else if ((chan->logmask & (1 << level)) && (chan->console || chan->fileptr)) {
char linestr[128];
char tmp1[80], tmp2[80], tmp3[80], tmp4[80];
va_list ap;
if (!option_verbose && !option_debug && (!level)) {
return;
}
ast_mutex_lock(&loglock);
if (level == 1 /* Event */) {
time(&t);
localtime_r(&t,&tm);
if (&tm) {
/* Log events into the event log file, with a different format */
strftime(date, sizeof(date), "%b %e %T", &tm);
fprintf(eventlog, "%s asterisk[%d]: ", date, getpid());
va_start(ap, fmt);
vfprintf(eventlog, fmt, ap);
va_end(ap);
fflush(eventlog);
} else
/** Cannot use ast_log() from locked section of ast_log()!
ast_log(LOG_WARNING, "Unable to retrieve local time?\n"); **/
fprintf(stderr, "ast_log: Unable to retrieve local time for %ld?\n", (long)t);
} else {
if (logfiles) {
f = logfiles;
while(f) {
if (f->logflags & (1 << level) && f->facility) {
time(&t);
localtime_r(&t,&tm);
strftime(date, sizeof(date), "%b %e %T", &tm);
openlog("asterisk_pbx",LOG_PID,f->facility);
syslog(LOG_INFO|f->facility,"%s %s[%ld]: File %s, Line %d (%s): ",date,
levels[level], (long)pthread_self(), file, line, function);
closelog();
}
else if (f->logflags & (1 << level) && f->f) {
if ((f->f != stdout) && (f->f != stderr)) {
time(&t);
localtime_r(&t,&tm);
strftime(date, sizeof(date), "%b %e %T", &tm);
fprintf(f->f, "%s %s[%ld]: File %s, Line %d (%s): ", date, levels[level], (long)pthread_self(), file, line, function);
} else {
sprintf(linestr, "%d", line);
fprintf(f->f, "%s[%ld]: File %s, Line %s (%s): ",
term_color(tmp, levels[level], colors[level], 0, sizeof(tmp)),
(long)pthread_self(),
term_color(tmp2, file, COLOR_BRWHITE, 0, sizeof(tmp2)),
term_color(tmp3, linestr, COLOR_BRWHITE, 0, sizeof(tmp3)),
term_color(tmp4, function, COLOR_BRWHITE, 0, sizeof(tmp4)));
}
va_start(ap, fmt);
vfprintf(f->f, fmt, ap);
va_end(ap);
fflush(f->f);
}
f = f->next;
}
} else {
fprintf(stdout, "%s[%ld]: File %s, Line %d (%s): ", levels[level], (long)pthread_self(), file, line, function);
va_start(ap, fmt);
vfprintf(stdout, fmt, ap);
va_end(ap);
fflush(stdout);
localtime_r(&t, &tm);
if(!&tm) {
/** Cannot use ast_log() from locked section of ast_log()!
ast_log(AST_LOG_WARNING, "Unable to retrieve local time?\n"); **/
fprintf(stderr, "ast_log: Unable to retrieve local time for %ld?\n", (long)t);
ast_mutex_unlock(&loglock);
return;
}
strftime(date, sizeof(date), "%b %e %T", &tm);
sprintf(linestr, "%d", line);
snprintf(buf, sizeof(buf), "%s %s[%ld]: %s:%s %s: ",
date,
term_color(tmp1, levels[level], colors[level], 0, sizeof(tmp1)),
(long)pthread_self(),
term_color(tmp2, file, COLOR_BRWHITE, 0, sizeof(tmp2)),
term_color(tmp3, linestr, COLOR_BRWHITE, 0, sizeof(tmp3)),
term_color(tmp4, function, COLOR_BRWHITE, 0, sizeof(tmp4)));
if (chan->console)
ast_console_puts(buf);
else
fprintf(chan->fileptr, buf);
va_start(ap, fmt);
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (chan->console)
ast_console_puts(buf);
else
fprintf(chan->fileptr, buf);
}
chan = chan->next;
}
ast_mutex_unlock(&loglock);
}
ast_mutex_unlock(&loglock);
/* end critical section */
}
extern void ast_verbose(const char *fmt, ...)
@ -498,6 +548,13 @@ extern void ast_verbose(const char *fmt, ...)
else
replacelast = pos = 0;
va_end(ap);
va_start(ap, fmt);
if(stuff[strlen(stuff)-1] == '\n')
stuff[strlen(stuff)-1] = '\0';
ast_log_vsyslog(0, NULL, 0, NULL, fmt, ap);
va_end(ap);
ast_mutex_unlock(&msglist_lock);
}

20
pbx/pbx_config.c
View File

@ -903,6 +903,8 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
{
char filename[256];
struct ast_context *c;
struct ast_config *cfg;
struct ast_variable *var;
int context_header_written;
int incomplete = 0; /* incomplete config write? */
FILE *output;
@ -922,6 +924,9 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
return RESULT_FAILURE;
}
/* Load old file first */
cfg = ast_load(config);
/* have config path? */
if (argc == 3) {
/* is there extension.conf too? */
@ -946,6 +951,8 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
if (ast_lock_contexts()) {
ast_cli(fd, "Failed to lock contexts list\n");
ast_mutex_unlock(&save_dialplan_lock);
if (cfg)
ast_destroy(cfg);
return RESULT_FAILURE;
}
@ -955,6 +962,8 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
filename);
ast_unlock_contexts();
ast_mutex_unlock(&save_dialplan_lock);
if (cfg)
ast_destroy(cfg);
return RESULT_FAILURE;
}
@ -963,6 +972,15 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
static_config ? "yes" : "no",
write_protect_config ? "yes" : "no");
var = ast_variable_walk(cfg, "globals");
if (var) {
fprintf(output, "[globals]\n");
while(var) {
fprintf(output, "%s => %s", var->name, var->value);
var = var->next;
}
}
/* walk all contexts */
c = ast_walk_contexts(NULL);
while (c) {
@ -1079,6 +1097,8 @@ static int handle_save_dialplan(int fd, int argc, char *argv[])
ast_unlock_contexts();
ast_mutex_unlock(&save_dialplan_lock);
fclose(output);
if (cfg)
ast_destroy(cfg);
if (incomplete) {
ast_cli(fd, "Saved dialplan is incomplete\n");