int log_open(log_t **log,const char *filename)
{
int rc;
*log = NULL;
(*log) = (log_t *)calloc(1,sizeof(log_t));
log_level_set(*log,LOG_ERR);
if(!filename){
return -1;
}
if (*filename == '|') {
rc = log_child(filename + 1, &((*log)->logfile));
log_error(*log,
"Start ErrorLog process!");
if(rc != 0)
return -1;
}
else{
(*log)->logfile = open(filename,O_CREAT|O_RDWR|O_APPEND|O_LARGEFILE,0644);
if((*log)->logfile != -1)
{
return 0;
}
}
return 0;
}
AP_DECLARE(piped_log *) ap_open_piped_log(apr_pool_t *p, const char *program)
{
piped_log *pl;
apr_file_t *dummy = NULL;
int rc;
rc = log_child(p, program, &dummy, 0);
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, rc, NULL,
"Couldn't start piped log process");
return NULL;
}
pl = apr_palloc(p, sizeof (*pl));
pl->p = p;
ap_piped_log_read_fd(pl) = NULL;
ap_piped_log_write_fd(pl) = dummy;
apr_pool_cleanup_register(p, pl, piped_log_cleanup, piped_log_cleanup);
return pl;
}
/* Open the error log for the given server_rec. If IS_MAIN is
* non-zero, s is the main server. */
static int open_error_log(server_rec *s, int is_main, apr_pool_t *p)
{
const char *fname;
int rc;
if (*s->error_fname == '|') {
apr_file_t *dummy = NULL;
/* Spawn a new child logger. If this is the main server_rec,
* the new child must use a dummy stderr since the current
* stderr might be a pipe to the old logger. Otherwise, the
* child inherits the parents stderr. */
rc = log_child(p, s->error_fname + 1, &dummy, is_main);
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, rc, NULL,
"Couldn't start ErrorLog process");
return DONE;
}
s->error_log = dummy;
}
#ifdef HAVE_SYSLOG
else if (!strncasecmp(s->error_fname, "syslog", 6)) {
if ((fname = strchr(s->error_fname, ':'))) {
const TRANS *fac;
fname++;
for (fac = facilities; fac->t_name; fac++) {
if (!strcasecmp(fname, fac->t_name)) {
openlog(ap_server_argv0, LOG_NDELAY|LOG_CONS|LOG_PID,
fac->t_val);
s->error_log = NULL;
return OK;
}
}
}
else {
openlog(ap_server_argv0, LOG_NDELAY|LOG_CONS|LOG_PID, LOG_LOCAL7);
}
s->error_log = NULL;
}
#endif
else {
fname = ap_server_root_relative(p, s->error_fname);
if (!fname) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, APR_EBADPATH, NULL,
"%s: Invalid error log path %s.",
ap_server_argv0, s->error_fname);
return DONE;
}
if ((rc = apr_file_open(&s->error_log, fname,
APR_APPEND | APR_WRITE | APR_CREATE | APR_LARGEFILE,
APR_OS_DEFAULT, p)) != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, rc, NULL,
"%s: could not open error log file %s.",
ap_server_argv0, fname);
return DONE;
}
}
return OK;
}
/* Open the error log for the given server_rec. If IS_MAIN is
* non-zero, s is the main server. */
static int open_error_log(server_rec *s, int is_main, apr_pool_t *p)
{
const char *fname;
int rc;
if (*s->error_fname == '|') {
apr_file_t *dummy = NULL;
apr_cmdtype_e cmdtype = APR_SHELLCMD_ENV;
fname = s->error_fname + 1;
/* In 2.4 favor PROGRAM_ENV, accept "||prog" syntax for compatibility
* and "|$cmd" to override the default.
* Any 2.2 backport would continue to favor SHELLCMD_ENV so there
* accept "||prog" to override, and "|$cmd" to ease conversion.
*/
if (*fname == '|') {
cmdtype = APR_PROGRAM_ENV;
++fname;
}
if (*fname == '$')
++fname;
/* Spawn a new child logger. If this is the main server_rec,
* the new child must use a dummy stderr since the current
* stderr might be a pipe to the old logger. Otherwise, the
* child inherits the parents stderr. */
rc = log_child(p, fname, &dummy, cmdtype, is_main);
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, rc, NULL,
"Couldn't start ErrorLog process");
return DONE;
}
s->error_log = dummy;
}
#ifdef HAVE_SYSLOG
else if (!strncasecmp(s->error_fname, "syslog", 6)) {
if ((fname = strchr(s->error_fname, ':'))) {
const TRANS *fac;
fname++;
for (fac = facilities; fac->t_name; fac++) {
if (!strcasecmp(fname, fac->t_name)) {
openlog(ap_server_argv0, LOG_NDELAY|LOG_CONS|LOG_PID,
fac->t_val);
s->error_log = NULL;
return OK;
}
}
}
else {
openlog(ap_server_argv0, LOG_NDELAY|LOG_CONS|LOG_PID, LOG_LOCAL7);
}
s->error_log = NULL;
}
#endif
else {
fname = ap_server_root_relative(p, s->error_fname);
if (!fname) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, APR_EBADPATH, NULL,
"%s: Invalid error log path %s.",
ap_server_argv0, s->error_fname);
return DONE;
}
if ((rc = apr_file_open(&s->error_log, fname,
APR_APPEND | APR_WRITE | APR_CREATE | APR_LARGEFILE,
APR_OS_DEFAULT, p)) != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_STARTUP, rc, NULL,
"%s: could not open error log file %s.",
ap_server_argv0, fname);
return DONE;
}
}
return OK;
}
