FILE *
log_master_open (int level) {
FILE *f;
char filename[BUFFERLEN];
char oldfilename[BUFFERLEN];
char *basedir;
struct stat info;
// fix compiler warning
(void)level;
// FIXME: use level variable
if (log_on_screen()) {
return stderr;
}
if ((basedir = getenv("DRQUEUE_LOGS")) == NULL) {
fprintf (stderr,"Environment variable DRQUEUE_LOGS not set. Aborting...\n");
log_level_out_set(L_ONSCREEN);
return stderr;
}
snprintf(filename,BUFFERLEN-1,"%s/master.log",basedir);
// basic logrotation
if ((stat(filename, &info) == 0) && (info.st_size > MAX_MASTER_LOG_SIZE)) {
snprintf(oldfilename,BUFFERLEN-1,"%s/master.1.log",basedir);
unlink(oldfilename);
rename(filename, oldfilename);
}
#ifdef __LINUX
if ((f = fopen (filename,"a")) == NULL) {
perror ("log_master_open: Couldn't open file for writing");
fprintf (stderr,"So... logging on screen.\n");
log_level_out_set(L_ONSCREEN);
return stderr;
}
#else
if ((f = fopen (filename,"ab")) == NULL) {
perror ("log_master_open: Couldn't open file for writing");
fprintf (stderr,"So... logging on screen.\n");
log_level_out_set(L_ONSCREEN);
return stderr;
}
#endif
return f;
}
FILE *
log_slave_open_computer (int level, char *name) {
FILE *f;
char filename[BUFFERLEN];
char oldfilename[BUFFERLEN];
char *basedir;
struct stat info;
// fix compiler warning
(void)level;
// FIXME: use level variable
if (log_on_screen()) {
return stderr;
}
if ((basedir = getenv("DRQUEUE_LOGS")) == NULL) {
fprintf (stderr,"Environment variable DRQUEUE_LOGS not set. Logging on screen...\n");
log_level_out_set (L_ONSCREEN);
return stderr;
}
snprintf(filename,BUFFERLEN-1,"%s/%s.log",basedir,name);
// basic logrotation
if ((stat(filename, &info) == 0) && (info.st_size > MAX_SLAVE_LOG_SIZE)) {
snprintf(oldfilename,BUFFERLEN-1,"%s/%s.1.log",basedir,name);
unlink(oldfilename);
rename(filename, oldfilename);
}
if ((f = fopen (filename,"a")) == NULL) {
perror ("log_slave_open_computer: Couldn't open file for writing");
fprintf (stderr,"So... logging on screen.\n");
log_level_out_set (L_ONSCREEN);
return stderr;
}
return f;
}
void slave_get_options (int *argc,char ***argv, int *force, struct slave_database *sdb) {
int opt;
char *hour,*min;
while ((opt = getopt (*argc,*argv,"a:n:fl:c:ohv")) != -1) {
switch (opt) {
case 'a':
sdb->limits.autoenable.flags |= AEF_ACTIVE;
hour = optarg;
if ((min = strchr (hour,':')) == NULL) {
usage ();
exit (1);
}
*min = '\0';
min++;
sdb->limits.autoenable.h = atoi (hour) % 24;
sdb->limits.autoenable.m = atoi (min) % 60;
printf ("Autoenable time from command line: %02i:%02i\n",sdb->limits.autoenable.h,sdb->limits.autoenable.m);
break;
case 'n':
sdb->limits.nmaxcpus = atoi (optarg);
sdb->flags |= SDBF_SETMAXCPUS;
break;
case 'c':
strncpy(sdb->conf,optarg,PATH_MAX-1);
printf ("Reading config file from: '%s'\n",sdb->conf);
break;
case 'f':
*force = 1;
fprintf (stderr,"WARNING: Forcing usage of pre-existing shared memory (-f). Do not do this unless you really know what it means.\n");
break;
case 'l':
log_level_severity_set (atoi(optarg));
printf ("Logging level set to: %s\n",log_level_str(loglevel));
break;
case 'o':
log_level_out_set (L_ONSCREEN);
printf ("Logging on screen.\n");
break;
case 'v':
show_version (*argv);
exit (0);
case '?':
case 'h':
usage();
exit (0);
}
}
}
void
log_auto (int level, char *fmt, ...) {
// this will be the way to send log messages when no one is known
// for sure.
FILE *f_log = stderr;
char time_buf[BUFFERLEN];
char job_buf[BUFFERLEN];
char task_buf[BUFFERLEN];
char computer_buf[BUFFERLEN];
char msg[MAXLOGLINELEN];
char bkpmsg[MAXLOGLINELEN];
char origmsg[MAXLOGLINELEN];
va_list ap;
if (!log_level_dest(level))
return;
if (log_on_screen()) {
f_log = stderr;
} else {
switch (logtool) {
case DRQ_LOG_TOOL_MASTER:
f_log = log_master_open(level);
break;
case DRQ_LOG_TOOL_SLAVE_TASK:
if (logger_task) {
f_log = log_slave_open_task(level,logger_task);
break;
}
case DRQ_LOG_TOOL_SLAVE:
default:
if (gethostname(computer_buf,BUFFERLEN) != -1) {
f_log = log_slave_open_computer(level,computer_buf);
} else {
log_level_out_set(L_ONSCREEN);
f_log = stderr;
}
}
}
va_start (ap,fmt);
vsnprintf (origmsg,MAXLOGLINELEN,fmt,ap);
va_end (ap);
log_get_time_str (time_buf,BUFFERLEN);
snprintf (bkpmsg,MAXLOGLINELEN,"%s :",time_buf); // Time and pid
strcpy(msg,bkpmsg);
snprintf (bkpmsg,MAXLOGLINELEN,"%s | %6s |",msg,log_level_str(level)); // Log level
strcpy(msg,bkpmsg);
if (logger_job) {
log_get_job_str (job_buf,BUFFERLEN);
snprintf (bkpmsg,MAXLOGLINELEN,"%s %s :",msg,job_buf);
strcpy(msg,bkpmsg);
}
if (logger_computer) {
log_get_computer_str (computer_buf,BUFFERLEN);
snprintf (bkpmsg,MAXLOGLINELEN,"%s %s :",msg,computer_buf);
strcpy(msg,bkpmsg);
}
if (logger_task) {
log_get_task_str (task_buf,BUFFERLEN);
snprintf (bkpmsg,MAXLOGLINELEN,"%s %s :",msg,task_buf);
strcpy(msg,bkpmsg);
}
fprintf (f_log,"%s -> MSG: %s\n",msg,origmsg);
if (fileno(f_log) != fileno(stderr))
fclose(f_log);
}
