This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "librpc/gen_ndr/messaging.h"
/* -------------------------------------------------------------------------- **
* Defines...
* for a terminating null byte.
*/
-#define FORMAT_BUFR_MAX ( sizeof( format_bufr ) - 1 )
+#define FORMAT_BUFR_SIZE 1024
+#define FORMAT_BUFR_MAX (FORMAT_BUFR_SIZE - 1)
/* -------------------------------------------------------------------------- **
* This module implements Samba's debugging utility.
* a newline.
*/
+/* state variables for the debug system */
+static struct {
+ int fd; /* The log file handle */
+ enum debug_logtype logtype; /* The type of logging we are doing: eg stdout, file, stderr */
+ const char *prog_name;
+ bool reopening_logs;
+} state;
+
/* -------------------------------------------------------------------------- **
* External variables.
*
- * dbf - Global debug file handle.
* debugf - Debug file name.
* DEBUGLEVEL - System-wide debug message limit. Messages with message-
* levels higher than DEBUGLEVEL will not be processed.
*/
-XFILE *dbf = NULL;
-pstring debugf = "";
-BOOL debug_warn_unknown_class = True;
-BOOL debug_auto_add_unknown_class = True;
-BOOL AllowDebugChange = True;
+static char *debugf = NULL;
+bool debug_warn_unknown_class = True;
+bool debug_auto_add_unknown_class = True;
+
+/*
+ used to check if the user specified a
+ logfile on the command line
+*/
+bool override_logfile;
/*
* This is to allow assignment to DEBUGLEVEL before the debug
- * system has been initialised.
+ * system has been initialized.
*/
static int debug_all_class_hack = 1;
-static BOOL debug_all_class_isset_hack = True;
+static bool debug_all_class_isset_hack = True;
static int debug_num_classes = 0;
int *DEBUGLEVEL_CLASS = &debug_all_class_hack;
-BOOL *DEBUGLEVEL_CLASS_ISSET = &debug_all_class_isset_hack;
+bool *DEBUGLEVEL_CLASS_ISSET = &debug_all_class_isset_hack;
/* DEBUGLEVEL is #defined to *debug_level */
int DEBUGLEVEL = &debug_all_class_hack;
/* -------------------------------------------------------------------------- **
* Internal variables.
*
- * stdout_logging - Default False, if set to True then dbf will be set to
- * stdout and debug output will go to dbf only, and not
- * to syslog. Set in setup_logging() and read in Debug1().
- *
* debug_count - Number of debug messages that have been output.
* Used to check log size.
*
* are unable to open a new log file for some reason.
*/
-static BOOL stdout_logging = False;
static int debug_count = 0;
#ifdef WITH_SYSLOG
static int syslog_level = 0;
#endif
-static pstring format_bufr = { '\0' };
+static char *format_bufr = NULL;
static size_t format_pos = 0;
-static BOOL log_overflow = False;
+static bool log_overflow = False;
/*
* Define all the debug class selection names here. Names *MUST NOT* contain
"auth", /* DBGC_AUTH */
"winbind", /* DBGC_WINBIND */
"vfs", /* DBGC_VFS */
+ "idmap", /* DBGC_IDMAP */
+ "quota", /* DBGC_QUOTA */
+ "acls", /* DBGC_ACLS */
+ "locking", /* DBGC_LOCKING */
+ "msdfs", /* DBGC_MSDFS */
+ "dmapi", /* DBGC_DMAPI */
+ "registry", /* DBGC_REGISTRY */
NULL
};
* Functions...
*/
+/***************************************************************************
+ Free memory pointed to by global pointers.
+****************************************************************************/
+
+static bool initialized;
+
+void gfree_debugsyms(void)
+{
+ int i;
+
+ if ( classname_table ) {
+ for ( i = 0; i < debug_num_classes; i++ ) {
+ SAFE_FREE( classname_table[i] );
+ }
+ SAFE_FREE( classname_table );
+ }
+
+ if ( DEBUGLEVEL_CLASS != &debug_all_class_hack ) {
+ SAFE_FREE( DEBUGLEVEL_CLASS );
+ DEBUGLEVEL_CLASS = &debug_all_class_hack;
+ }
+
+ if ( DEBUGLEVEL_CLASS_ISSET != &debug_all_class_isset_hack ) {
+ SAFE_FREE( DEBUGLEVEL_CLASS_ISSET );
+ DEBUGLEVEL_CLASS_ISSET = &debug_all_class_isset_hack;
+ }
+
+ SAFE_FREE(format_bufr);
+
+ debug_num_classes = 0;
+
+ debug_level = DEBUGLEVEL_CLASS;
+
+ initialized = false;
+}
/****************************************************************************
utility lists registered debug class names's
char **list;
char *buf = NULL;
char *b;
- BOOL err = False;
+ bool err = False;
- if (DEBUGLEVEL_CLASS == &debug_all_class_hack)
+ if (DEBUGLEVEL_CLASS == &debug_all_class_hack) {
return NULL;
+ }
- list = calloc(debug_num_classes + 1, sizeof(char *));
- if (!list)
+ list = SMB_CALLOC_ARRAY(char *, debug_num_classes + 1);
+ if (!list) {
return NULL;
+ }
/* prepare strings */
for (i = 0, dim = 0; i < debug_num_classes; i++) {
dim += l;
}
- /* create single string list */
- b = buf = malloc(dim);
+ /* create single string list - add space for newline */
+ b = buf = (char *)SMB_MALLOC(dim+1);
if (!buf) {
err = True;
goto done;
strncpy(b, list[i], l);
b = b + l;
}
- b[-1] = '\0';
+ b[-1] = '\n'; /* replace last space with newline */
+ b[0] = '\0'; /* null terminate string */
done:
/* free strings list */
- for (i = 0; i < debug_num_classes; i++)
- if (list[i]) free(list[i]);
- free(list);
+ for (i = 0; i < debug_num_classes; i++) {
+ SAFE_FREE(list[i]);
+ }
+ SAFE_FREE(list);
if (err) {
- if (buf)
- free(buf);
return NULL;
} else {
return buf;
}
/****************************************************************************
-utility access to debug class names's
+ Utility access to debug class names's.
****************************************************************************/
+
const char *debug_classname_from_index(int ndx)
{
if (ndx < 0 || ndx >= debug_num_classes)
}
/****************************************************************************
-utility to translate names to debug class index's (internal version)
+ Utility to translate names to debug class index's (internal version).
****************************************************************************/
+
static int debug_lookup_classname_int(const char* classname)
{
int i;
}
/****************************************************************************
-Add a new debug class to the system
+ Add a new debug class to the system.
****************************************************************************/
+
int debug_add_class(const char *classname)
{
int ndx;
ndx = debug_num_classes;
new_ptr = DEBUGLEVEL_CLASS;
- if (DEBUGLEVEL_CLASS == &debug_all_class_hack)
- {
+ if (DEBUGLEVEL_CLASS == &debug_all_class_hack) {
/* Initial loading... */
new_ptr = NULL;
}
- new_ptr = Realloc(new_ptr,
- sizeof(int) * (debug_num_classes + 1));
+ new_ptr = SMB_REALLOC_ARRAY(new_ptr, int, debug_num_classes + 1);
if (!new_ptr)
return -1;
- DEBUGLEVEL_CLASS = new_ptr;
+ DEBUGLEVEL_CLASS = (int *)new_ptr;
DEBUGLEVEL_CLASS[ndx] = 0;
/* debug_level is the pointer used for the DEBUGLEVEL-thingy */
- if (ndx==0)
- {
+ if (ndx==0) {
/* Transfer the initial level from debug_all_class_hack */
DEBUGLEVEL_CLASS[ndx] = DEBUGLEVEL;
}
debug_level = DEBUGLEVEL_CLASS;
new_ptr = DEBUGLEVEL_CLASS_ISSET;
- if (new_ptr == &debug_all_class_isset_hack)
- {
+ if (new_ptr == &debug_all_class_isset_hack) {
new_ptr = NULL;
}
- new_ptr = Realloc(new_ptr,
- sizeof(BOOL) * (debug_num_classes + 1));
+ new_ptr = SMB_REALLOC_ARRAY(new_ptr, bool, debug_num_classes + 1);
if (!new_ptr)
return -1;
- DEBUGLEVEL_CLASS_ISSET = new_ptr;
+ DEBUGLEVEL_CLASS_ISSET = (bool *)new_ptr;
DEBUGLEVEL_CLASS_ISSET[ndx] = False;
- new_ptr = Realloc(classname_table,
- sizeof(char *) * (debug_num_classes + 1));
+ new_ptr = SMB_REALLOC_ARRAY(classname_table, char *, debug_num_classes + 1);
if (!new_ptr)
return -1;
- classname_table = new_ptr;
+ classname_table = (char **)new_ptr;
- classname_table[ndx] = strdup(classname);
+ classname_table[ndx] = SMB_STRDUP(classname);
if (! classname_table[ndx])
return -1;
}
/****************************************************************************
-utility to translate names to debug class index's (public version)
+ Utility to translate names to debug class index's (public version).
****************************************************************************/
+
int debug_lookup_classname(const char *classname)
{
int ndx;
- if (!classname || !*classname) return -1;
+ if (!classname || !*classname)
+ return -1;
ndx = debug_lookup_classname_int(classname);
if (ndx != -1)
return ndx;
- if (debug_warn_unknown_class)
- {
+ if (debug_warn_unknown_class) {
DEBUG(0, ("debug_lookup_classname(%s): Unknown class\n",
classname));
}
- if (debug_auto_add_unknown_class)
- {
+ if (debug_auto_add_unknown_class) {
return debug_add_class(classname);
}
return -1;
}
-
/****************************************************************************
-dump the current registered debug levels
+ Dump the current registered debug levels.
****************************************************************************/
+
static void debug_dump_status(int level)
{
int q;
DEBUG(level, ("INFO: Current debug levels:\n"));
- for (q = 0; q < debug_num_classes; q++)
- {
+ for (q = 0; q < debug_num_classes; q++) {
DEBUGADD(level, (" %s: %s/%d\n",
classname_table[q],
(DEBUGLEVEL_CLASS_ISSET[q]
}
/****************************************************************************
-parse the debug levels from smbcontrol. Example debug level parameter:
- printdrivers:7
+ parse the debug levels from smbcontrol. Example debug level parameter:
+ printdrivers:7
****************************************************************************/
-static BOOL debug_parse_params(char **params)
+
+static bool debug_parse_params(char **params)
{
int i, ndx;
char *class_name;
DEBUGLEVEL_CLASS[DBGC_ALL] = atoi(params[0]);
DEBUGLEVEL_CLASS_ISSET[DBGC_ALL] = True;
i = 1; /* start processing at the next params */
- }
- else
+ } else {
i = 0; /* DBGC_ALL not specified OR class name was included */
+ }
/* Fill in new debug class levels */
for (; i < debug_num_classes && params[i]; i++) {
- if ((class_name=strtok(params[i],":")) &&
- (class_level=strtok(NULL, "\0")) &&
+ char *saveptr;
+ if ((class_name = strtok_r(params[i],":", &saveptr)) &&
+ (class_level = strtok_r(NULL, "\0", &saveptr)) &&
((ndx = debug_lookup_classname(class_name)) != -1)) {
DEBUGLEVEL_CLASS[ndx] = atoi(class_level);
DEBUGLEVEL_CLASS_ISSET[ndx] = True;
}
/****************************************************************************
-parse the debug levels from smb.conf. Example debug level string:
+ Parse the debug levels from smb.conf. Example debug level string:
3 tdb:5 printdrivers:7
-Note: the 1st param has no "name:" preceeding it.
+ Note: the 1st param has no "name:" preceeding it.
****************************************************************************/
-BOOL debug_parse_levels(const char *params_str)
+
+bool debug_parse_levels(const char *params_str)
{
char **params;
/* Just in case */
debug_init();
- if (AllowDebugChange == False)
- return True;
-
- params = str_list_make(params_str, NULL);
+ params = str_list_make_v3(talloc_tos(), params_str, NULL);
- if (debug_parse_params(params))
- {
+ if (debug_parse_params(params)) {
debug_dump_status(5);
- str_list_free(¶ms);
+ TALLOC_FREE(params);
return True;
} else {
- str_list_free(¶ms);
+ TALLOC_FREE(params);
return False;
}
}
/****************************************************************************
-receive a "set debug level" message
+ Receive a "set debug level" message.
****************************************************************************/
-static void debug_message(int msg_type, pid_t src, void *buf, size_t len)
+
+void debug_message(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
- const char *params_str = buf;
+ const char *params_str = (const char *)data->data;
/* Check, it's a proper string! */
- if (params_str[len-1] != '\0')
- {
+ if (params_str[(data->length)-1] != '\0') {
DEBUG(1, ("Invalid debug message from pid %u to pid %u\n",
- (unsigned int)src, (unsigned int)getpid()));
+ (unsigned int)procid_to_pid(&src),
+ (unsigned int)getpid()));
return;
}
DEBUG(3, ("INFO: Remote set of debug to `%s' (pid %u from pid %u)\n",
- params_str, (unsigned int)getpid(), (unsigned int)src));
+ params_str, (unsigned int)getpid(),
+ (unsigned int)procid_to_pid(&src)));
debug_parse_levels(params_str);
}
-
-/****************************************************************************
-send a "set debug level" message
-****************************************************************************/
-void debug_message_send(pid_t pid, const char *params_str)
-{
- if (!params_str)
- return;
- message_send_pid(pid, MSG_DEBUG, params_str, strlen(params_str) + 1,
- False);
-}
-
/****************************************************************************
Return current debug level.
****************************************************************************/
-static void debuglevel_message(int msg_type, pid_t src, void *buf, size_t len)
+static void debuglevel_message(struct messaging_context *msg_ctx,
+ void *private_data,
+ uint32_t msg_type,
+ struct server_id src,
+ DATA_BLOB *data)
{
char *message = debug_list_class_names_and_levels();
- DEBUG(1,("INFO: Received REQ_DEBUGLEVEL message from PID %u\n",(unsigned int)src));
- message_send_pid(src, MSG_DEBUGLEVEL, message, strlen(message) + 1, True);
+ if (!message) {
+ DEBUG(0,("debuglevel_message - debug_list_class_names_and_levels returned NULL\n"));
+ return;
+ }
+
+ DEBUG(1,("INFO: Received REQ_DEBUGLEVEL message from PID %s\n",
+ procid_str_static(&src)));
+ messaging_send_buf(msg_ctx, src, MSG_DEBUGLEVEL,
+ (uint8 *)message, strlen(message) + 1);
SAFE_FREE(message);
}
/****************************************************************************
Init debugging (one time stuff)
****************************************************************************/
+
void debug_init(void)
{
- static BOOL initialised = False;
const char **p;
- if (initialised)
+ if (initialized)
return;
-
- initialised = True;
- message_register(MSG_DEBUG, debug_message);
- message_register(MSG_REQ_DEBUGLEVEL, debuglevel_message);
+ initialized = true;
- for(p = default_classname_table; *p; p++)
- {
+ for(p = default_classname_table; *p; p++) {
debug_add_class(*p);
}
+ format_bufr = (char *)SMB_MALLOC(FORMAT_BUFR_SIZE);
+ if (!format_bufr) {
+ smb_panic("debug_init: unable to create buffer");
+ }
}
-
-/* ************************************************************************** **
- * get ready for syslog stuff
- * ************************************************************************** **
- */
-void setup_logging(const char *pname, BOOL interactive)
+void debug_register_msgs(struct messaging_context *msg_ctx)
{
- debug_init();
+ messaging_register(msg_ctx, NULL, MSG_DEBUG, debug_message);
+ messaging_register(msg_ctx, NULL, MSG_REQ_DEBUGLEVEL,
+ debuglevel_message);
+}
- /* reset to allow multiple setup calls, going from interactive to
- non-interactive */
- stdout_logging = False;
- dbf = NULL;
+/**
+ control the name of the logfile and whether logging will be to stdout, stderr
+ or a file, and set up syslog
- if (interactive) {
- stdout_logging = True;
- dbf = x_stdout;
- x_setbuf( x_stdout, NULL );
+ new_log indicates the destination for the debug log (an enum in
+ order of precedence - once set to DEBUG_FILE, it is not possible to
+ reset to DEBUG_STDOUT for example. This makes it easy to override
+ for debug to stderr on the command line, as the smb.conf cannot
+ reset it back to file-based logging
+*/
+void setup_logging(const char *prog_name, enum debug_logtype new_logtype)
+{
+ debug_init();
+ if (state.logtype < new_logtype) {
+ state.logtype = new_logtype;
+ }
+ if (prog_name) {
+ state.prog_name = prog_name;
}
+ reopen_logs();
+
+ if (state.logtype == DEBUG_FILE) {
#ifdef WITH_SYSLOG
- else {
- const char *p = strrchr_m( pname,'/' );
+ const char *p = strrchr_m( prog_name,'/' );
if (p)
- pname = p + 1;
+ prog_name = p + 1;
#ifdef LOG_DAEMON
- openlog( pname, LOG_PID, SYSLOG_FACILITY );
+ openlog( prog_name, LOG_PID, SYSLOG_FACILITY );
#else
/* for old systems that have no facility codes. */
- openlog( pname, LOG_PID );
+ openlog( prog_name, LOG_PID );
#endif
- }
#endif
-} /* setup_logging */
-
-/* ************************************************************************** **
- * reopen the log files
- * note that we now do this unconditionally
- * We attempt to open the new debug fp before closing the old. This means
- * if we run out of fd's we just keep using the old fd rather than aborting.
- * Fix from dgibson@linuxcare.com.
- * ************************************************************************** **
- */
+ }
+}
-BOOL reopen_logs( void )
+/***************************************************************************
+ Set the logfile name.
+**************************************************************************/
+
+void debug_set_logfile(const char *name)
+{
+ SAFE_FREE(debugf);
+ debugf = SMB_STRDUP(name);
+}
+
+static void debug_close_fd(int fd)
+{
+ if (fd > 2) {
+ close(fd);
+ }
+}
+
+/**************************************************************************
+ reopen the log files
+ note that we now do this unconditionally
+ We attempt to open the new debug fp before closing the old. This means
+ if we run out of fd's we just keep using the old fd rather than aborting.
+ Fix from dgibson@linuxcare.com.
+**************************************************************************/
+
+/**
+ reopen the log file (usually called because the log file name might have changed)
+*/
+bool reopen_logs(void)
{
- pstring fname;
mode_t oldumask;
- XFILE *new_dbf = NULL;
- XFILE *old_dbf = NULL;
- BOOL ret = True;
+ int new_fd = 0;
+ int old_fd = 0;
+ bool ret = True;
- if (stdout_logging)
- return True;
+ char *fname = NULL;
+ if (state.reopening_logs) {
+ return true;
+ }
+
+ switch (state.logtype) {
+ case DEBUG_STDOUT:
+ debug_close_fd(state.fd);
+ state.fd = 1;
+ return true;
+
+ case DEBUG_DEFAULT_STDERR:
+ case DEBUG_STDERR:
+ debug_close_fd(state.fd);
+ state.fd = 2;
+ return true;
+
+ case DEBUG_FILE:
+ break;
+ }
oldumask = umask( 022 );
-
- pstrcpy(fname, debugf );
+
+ fname = debugf;
+ if (!fname) {
+ return false;
+ }
+ debugf = NULL;
if (lp_loaded()) {
char *logfname;
logfname = lp_logfile();
- if (*logfname)
- pstrcpy(fname, logfname);
+ if (*logfname) {
+ SAFE_FREE(fname);
+ fname = SMB_STRDUP(logfname);
+ if (!fname) {
+ return false;
+ }
+ }
}
- pstrcpy( debugf, fname );
- new_dbf = x_fopen( debugf, O_WRONLY|O_APPEND|O_CREAT, 0644);
+ debugf = fname;
+ new_fd = open( debugf, O_WRONLY|O_APPEND|O_CREAT, 0644);
- if (!new_dbf) {
+ if (new_fd == -1) {
log_overflow = True;
DEBUG(0, ("Unable to open new log file %s: %s\n", debugf, strerror(errno)));
log_overflow = False;
- if (dbf)
- x_fflush(dbf);
ret = False;
} else {
- x_setbuf(new_dbf, NULL);
- old_dbf = dbf;
- dbf = new_dbf;
- if (old_dbf)
- (void) x_fclose(old_dbf);
+ old_fd = state.fd;
+ state.fd = new_fd;
+ debug_close_fd(old_fd);
}
/* Fix from klausr@ITAP.Physik.Uni-Stuttgart.De
force_check_log_size();
(void)umask(oldumask);
- /* Take over stderr to catch ouput into logs */
- if (dbf && sys_dup2(x_fileno(dbf), 2) == -1) {
+ /* Take over stderr to catch output into logs */
+ if (state.fd > 0 && dup2(state.fd, 2) == -1) {
close_low_fds(True); /* Close stderr too, if dup2 can't point it
at the logfile */
}
return ret;
}
-/* ************************************************************************** **
- * Force a check of the log size.
- * ************************************************************************** **
- */
+/**************************************************************************
+ Force a check of the log size.
+ ***************************************************************************/
+
void force_check_log_size( void )
{
- debug_count = 100;
+ debug_count = 100;
}
/***************************************************************************
Check to see if there is any need to check if the logfile has grown too big.
**************************************************************************/
-BOOL need_to_check_log_size( void )
+bool need_to_check_log_size( void )
{
int maxlog;
return( False );
maxlog = lp_max_log_size() * 1024;
- if( !dbf || maxlog <= 0 ) {
+ if ( state.fd > 0 || maxlog <= 0 ) {
debug_count = 0;
return(False);
}
return( True );
}
-/* ************************************************************************** **
- * Check to see if the log has grown to be too big.
- * ************************************************************************** **
- */
+/**************************************************************************
+ Check to see if the log has grown to be too big.
+ **************************************************************************/
void check_log_size( void )
{
* loop check do a new check as root.
*/
- if( geteuid() != 0 )
+ if( geteuid() != sec_initial_uid() )
return;
if(log_overflow || !need_to_check_log_size() )
maxlog = lp_max_log_size() * 1024;
- if( sys_fstat( x_fileno( dbf ), &st ) == 0 && st.st_size > maxlog ) {
+ if(sys_fstat(state.fd, &st, false) == 0
+ && st.st_ex_size > maxlog ) {
(void)reopen_logs();
- if( dbf && get_file_size( debugf ) > maxlog ) {
- pstring name;
+ if( state.fd > 0 && get_file_size( debugf ) > maxlog ) {
+ char *name = NULL;
+
+ if (asprintf(&name, "%s.old", debugf ) < 0) {
+ return;
+ }
+ (void)rename(debugf, name);
- slprintf( name, sizeof(name)-1, "%s.old", debugf );
- (void)rename( debugf, name );
-
if (!reopen_logs()) {
/* We failed to reopen a log - continue using the old name. */
(void)rename(name, debugf);
}
+ SAFE_FREE(name);
}
}
/*
- * Here's where we need to panic if dbf == NULL..
+ * Here's where we need to panic if state.fd == 0 or -1 (invalid values)
*/
- if(dbf == NULL) {
+ if (state.fd <= 0) {
/* This code should only be reached in very strange
* circumstances. If we merely fail to open the new log we
* should stick with the old one. ergo this should only be
* startup or when the log level is increased from zero.
* -dwg 6 June 2000
*/
- dbf = x_fopen( "/dev/console", O_WRONLY, 0);
- if(dbf) {
+ int fd = open( "/dev/console", O_WRONLY, 0);
+ if (fd != -1) {
+ state.fd = fd;
DEBUG(0,("check_log_size: open of debug file %s failed - using console.\n",
debugf ));
} else {
}
}
debug_count = 0;
-} /* check_log_size */
+}
+
+/*************************************************************************
+ Write an debug message on the debugfile.
+ This is called by dbghdr() and format_debug_text().
+************************************************************************/
-/* ************************************************************************** **
- * Write an debug message on the debugfile.
- * This is called by dbghdr() and format_debug_text().
- * ************************************************************************** **
- */
int Debug1( const char *format_str, ... )
{
- va_list ap;
- int old_errno = errno;
-
- debug_count++;
-
- if( stdout_logging )
- {
- va_start( ap, format_str );
- if(dbf)
- (void)x_vfprintf( dbf, format_str, ap );
- va_end( ap );
- errno = old_errno;
- return( 0 );
- }
-
+ va_list ap;
+ int old_errno = errno;
+
+ debug_count++;
+
+ if ( state.logtype != DEBUG_FILE ) {
+ va_start( ap, format_str );
+ if (state.fd > 0)
+ (void)vdprintf( state.fd, format_str, ap );
+ va_end( ap );
+ errno = old_errno;
+ goto done;
+ }
+
+ /* prevent recursion by checking if reopen_logs() has temporaily
+ set the debugf string to NULL */
+ if( debugf == NULL)
+ goto done;
+
#ifdef WITH_SYSLOG
- if( !lp_syslog_only() )
+ if( !lp_syslog_only() )
#endif
- {
- if( !dbf )
- {
- mode_t oldumask = umask( 022 );
-
- dbf = x_fopen( debugf, O_WRONLY|O_APPEND|O_CREAT, 0644 );
- (void)umask( oldumask );
- if( dbf )
- {
- x_setbuf( dbf, NULL );
- }
- else
- {
- errno = old_errno;
- return(0);
- }
- }
- }
+ {
+ if( state.fd <= 0 ) {
+ mode_t oldumask = umask( 022 );
+ int fd = open( debugf, O_WRONLY|O_APPEND|O_CREAT, 0644 );
+ (void)umask( oldumask );
+ if(fd == -1) {
+ errno = old_errno;
+ goto done;
+ }
+ state.fd = fd;
+ }
+ }
#ifdef WITH_SYSLOG
- if( syslog_level < lp_syslog() )
- {
- /* map debug levels to syslog() priorities
- * note that not all DEBUG(0, ...) calls are
- * necessarily errors
- */
- static int priority_map[] = {
- LOG_ERR, /* 0 */
- LOG_WARNING, /* 1 */
- LOG_NOTICE, /* 2 */
- LOG_INFO, /* 3 */
- };
- int priority;
- pstring msgbuf;
-
- if( syslog_level >= ( sizeof(priority_map) / sizeof(priority_map[0]) )
- || syslog_level < 0)
- priority = LOG_DEBUG;
- else
- priority = priority_map[syslog_level];
-
- va_start( ap, format_str );
- vslprintf( msgbuf, sizeof(msgbuf)-1, format_str, ap );
- va_end( ap );
-
- msgbuf[255] = '\0';
- syslog( priority, "%s", msgbuf );
- }
+ if( syslog_level < lp_syslog() ) {
+ /* map debug levels to syslog() priorities
+ * note that not all DEBUG(0, ...) calls are
+ * necessarily errors */
+ static const int priority_map[4] = {
+ LOG_ERR, /* 0 */
+ LOG_WARNING, /* 1 */
+ LOG_NOTICE, /* 2 */
+ LOG_INFO, /* 3 */
+ };
+ int priority;
+ char *msgbuf = NULL;
+ int ret;
+
+ if( syslog_level >= ARRAY_SIZE(priority_map) || syslog_level < 0)
+ priority = LOG_DEBUG;
+ else
+ priority = priority_map[syslog_level];
+
+ /*
+ * Specify the facility to interoperate with other syslog
+ * callers (vfs_full_audit for example).
+ */
+ priority |= SYSLOG_FACILITY;
+
+ va_start(ap, format_str);
+ ret = vasprintf(&msgbuf, format_str, ap);
+ va_end(ap);
+
+ if (ret != -1) {
+ syslog(priority, "%s", msgbuf);
+ }
+ SAFE_FREE(msgbuf);
+ }
#endif
-
- check_log_size();
+
+ check_log_size();
#ifdef WITH_SYSLOG
- if( !lp_syslog_only() )
+ if( !lp_syslog_only() )
#endif
- {
- va_start( ap, format_str );
- if(dbf)
- (void)x_vfprintf( dbf, format_str, ap );
- va_end( ap );
- if(dbf)
- (void)x_fflush( dbf );
- }
+ {
+ va_start( ap, format_str );
+ if (state.fd > 0)
+ (void)vdprintf( state.fd, format_str, ap );
+ va_end( ap );
+ }
- errno = old_errno;
+ done:
+ errno = old_errno;
- return( 0 );
- } /* Debug1 */
+ return( 0 );
+}
-/* ************************************************************************** **
- * Print the buffer content via Debug1(), then reset the buffer.
- *
- * Input: none
- * Output: none
- *
- * ************************************************************************** **
- */
+/**************************************************************************
+ Print the buffer content via Debug1(), then reset the buffer.
+ Input: none
+ Output: none
+****************************************************************************/
+
static void bufr_print( void )
- {
- format_bufr[format_pos] = '\0';
- (void)Debug1( "%s", format_bufr );
- format_pos = 0;
- } /* bufr_print */
-
-/* ************************************************************************** **
- * Format the debug message text.
- *
- * Input: msg - Text to be added to the "current" debug message text.
- *
- * Output: none.
- *
- * Notes: The purpose of this is two-fold. First, each call to syslog()
- * (used by Debug1(), see above) generates a new line of syslog
- * output. This is fixed by storing the partial lines until the
- * newline character is encountered. Second, printing the debug
- * message lines when a newline is encountered allows us to add
- * spaces, thus indenting the body of the message and making it
- * more readable.
- *
- * ************************************************************************** **
- */
-static void format_debug_text( char *msg )
- {
- size_t i;
- BOOL timestamp = (!stdout_logging && (lp_timestamp_logs() ||
- !(lp_loaded())));
-
- for( i = 0; msg[i]; i++ )
- {
- /* Indent two spaces at each new line. */
- if(timestamp && 0 == format_pos)
- {
- format_bufr[0] = format_bufr[1] = ' ';
- format_pos = 2;
- }
-
- /* If there's room, copy the character to the format buffer. */
- if( format_pos < FORMAT_BUFR_MAX )
- format_bufr[format_pos++] = msg[i];
-
- /* If a newline is encountered, print & restart. */
- if( '\n' == msg[i] )
- bufr_print();
-
- /* If the buffer is full dump it out, reset it, and put out a line
- * continuation indicator.
- */
- if( format_pos >= FORMAT_BUFR_MAX )
- {
- bufr_print();
- (void)Debug1( " +>\n" );
- }
- }
-
- /* Just to be safe... */
- format_bufr[format_pos] = '\0';
- } /* format_debug_text */
-
-/* ************************************************************************** **
- * Flush debug output, including the format buffer content.
- *
- * Input: none
- * Output: none
- *
- * ************************************************************************** **
- */
+{
+ format_bufr[format_pos] = '\0';
+ (void)Debug1( "%s", format_bufr );
+ format_pos = 0;
+}
+
+/***************************************************************************
+ Format the debug message text.
+
+ Input: msg - Text to be added to the "current" debug message text.
+
+ Output: none.
+
+ Notes: The purpose of this is two-fold. First, each call to syslog()
+ (used by Debug1(), see above) generates a new line of syslog
+ output. This is fixed by storing the partial lines until the
+ newline character is encountered. Second, printing the debug
+ message lines when a newline is encountered allows us to add
+ spaces, thus indenting the body of the message and making it
+ more readable.
+**************************************************************************/
+
+static void format_debug_text( const char *msg )
+{
+ size_t i;
+ bool timestamp = (state.logtype == DEBUG_FILE && (lp_timestamp_logs() || !(lp_loaded())));
+
+ if (!format_bufr) {
+ debug_init();
+ }
+
+ for( i = 0; msg[i]; i++ ) {
+ /* Indent two spaces at each new line. */
+ if(timestamp && 0 == format_pos) {
+ format_bufr[0] = format_bufr[1] = ' ';
+ format_pos = 2;
+ }
+
+ /* If there's room, copy the character to the format buffer. */
+ if( format_pos < FORMAT_BUFR_MAX )
+ format_bufr[format_pos++] = msg[i];
+
+ /* If a newline is encountered, print & restart. */
+ if( '\n' == msg[i] )
+ bufr_print();
+
+ /* If the buffer is full dump it out, reset it, and put out a line
+ * continuation indicator.
+ */
+ if( format_pos >= FORMAT_BUFR_MAX ) {
+ bufr_print();
+ (void)Debug1( " +>\n" );
+ }
+ }
+
+ /* Just to be safe... */
+ format_bufr[format_pos] = '\0';
+}
+
+/***************************************************************************
+ Flush debug output, including the format buffer content.
+
+ Input: none
+ Output: none
+***************************************************************************/
+
void dbgflush( void )
- {
- bufr_print();
- if(dbf)
- (void)x_fflush( dbf );
- } /* dbgflush */
-
-/* ************************************************************************** **
- * Print a Debug Header.
- *
- * Input: level - Debug level of the message (not the system-wide debug
- * level. )
- * file - Pointer to a string containing the name of the file
- * from which this function was called, or an empty string
- * if the __FILE__ macro is not implemented.
- * func - Pointer to a string containing the name of the function
- * from which this function was called, or an empty string
- * if the __FUNCTION__ macro is not implemented.
- * line - line number of the call to dbghdr, assuming __LINE__
- * works.
- *
- * Output: Always True. This makes it easy to fudge a call to dbghdr()
- * in a macro, since the function can be called as part of a test.
- * Eg: ( (level <= DEBUGLEVEL) && (dbghdr(level,"",line)) )
- *
- * Notes: This function takes care of setting syslog_level.
- *
- * ************************************************************************** **
- */
+{
+ bufr_print();
+}
-BOOL dbghdr( int level, const char *file, const char *func, int line )
+/***************************************************************************
+ Print a Debug Header.
+
+ Input: level - Debug level of the message (not the system-wide debug
+ level. )
+ cls - Debuglevel class of the calling module.
+ file - Pointer to a string containing the name of the file
+ from which this function was called, or an empty string
+ if the __FILE__ macro is not implemented.
+ func - Pointer to a string containing the name of the function
+ from which this function was called, or an empty string
+ if the __FUNCTION__ macro is not implemented.
+ line - line number of the call to dbghdr, assuming __LINE__
+ works.
+
+ Output: Always True. This makes it easy to fudge a call to dbghdr()
+ in a macro, since the function can be called as part of a test.
+ Eg: ( (level <= DEBUGLEVEL) && (dbghdr(level,"",line)) )
+
+ Notes: This function takes care of setting syslog_level.
+
+****************************************************************************/
+
+bool dbghdrclass(int level, int cls, const char *location, const char *func)
{
- /* Ensure we don't lose any real errno value. */
- int old_errno = errno;
-
- if( format_pos ) {
- /* This is a fudge. If there is stuff sitting in the format_bufr, then
- * the *right* thing to do is to call
- * format_debug_text( "\n" );
- * to write the remainder, and then proceed with the new header.
- * Unfortunately, there are several places in the code at which
- * the DEBUG() macro is used to build partial lines. That in mind,
- * we'll work under the assumption that an incomplete line indicates
- * that a new header is *not* desired.
- */
- return( True );
- }
+ /* Ensure we don't lose any real errno value. */
+ int old_errno = errno;
+
+ if( format_pos ) {
+ /* This is a fudge. If there is stuff sitting in the format_bufr, then
+ * the *right* thing to do is to call
+ * format_debug_text( "\n" );
+ * to write the remainder, and then proceed with the new header.
+ * Unfortunately, there are several places in the code at which
+ * the DEBUG() macro is used to build partial lines. That in mind,
+ * we'll work under the assumption that an incomplete line indicates
+ * that a new header is *not* desired.
+ */
+ return( True );
+ }
#ifdef WITH_SYSLOG
- /* Set syslog_level. */
- syslog_level = level;
+ /* Set syslog_level. */
+ syslog_level = level;
#endif
- /* Don't print a header if we're logging to stdout. */
- if( stdout_logging )
- return( True );
+ /* Don't print a header if we're logging to stdout. */
+ if ( state.logtype != DEBUG_FILE ) {
+ return( True );
+ }
- /* Print the header if timestamps are turned on. If parameters are
- * not yet loaded, then default to timestamps on.
- */
- if( lp_timestamp_logs() || !(lp_loaded()) ) {
- char header_str[200];
+ /* Print the header if timestamps are turned on. If parameters are
+ * not yet loaded, then default to timestamps on.
+ */
+ if( lp_timestamp_logs() || lp_debug_prefix_timestamp() || !(lp_loaded()) ) {
+ char header_str[200];
- header_str[0] = '\0';
+ header_str[0] = '\0';
- if( lp_debug_pid())
- slprintf(header_str,sizeof(header_str)-1,", pid=%u",(unsigned int)sys_getpid());
+ if( lp_debug_pid())
+ slprintf(header_str,sizeof(header_str)-1,", pid=%u",(unsigned int)sys_getpid());
- if( lp_debug_uid()) {
- size_t hs_len = strlen(header_str);
- slprintf(header_str + hs_len,
- sizeof(header_str) - 1 - hs_len,
- ", effective(%u, %u), real(%u, %u)",
- (unsigned int)geteuid(), (unsigned int)getegid(),
- (unsigned int)getuid(), (unsigned int)getgid());
- }
+ if( lp_debug_uid()) {
+ size_t hs_len = strlen(header_str);
+ slprintf(header_str + hs_len,
+ sizeof(header_str) - 1 - hs_len,
+ ", effective(%u, %u), real(%u, %u)",
+ (unsigned int)geteuid(), (unsigned int)getegid(),
+ (unsigned int)getuid(), (unsigned int)getgid());
+ }
+
+ if (lp_debug_class() && (cls != DBGC_ALL)) {
+ size_t hs_len = strlen(header_str);
+ slprintf(header_str + hs_len,
+ sizeof(header_str) -1 - hs_len,
+ ", class=%s",
+ default_classname_table[cls]);
+ }
- /* Print it all out at once to prevent split syslog output. */
- (void)Debug1( "[%s, %d%s] %s:%s(%d)\n",
- timestring(lp_debug_hires_timestamp()), level,
- header_str, file, func, line );
- }
-
- errno = old_errno;
- return( True );
+ /* Print it all out at once to prevent split syslog output. */
+ if( lp_debug_prefix_timestamp() ) {
+ (void)Debug1( "[%s, %2d%s] ",
+ current_timestring(talloc_tos(),
+ lp_debug_hires_timestamp()),
+ level, header_str);
+ } else {
+ (void)Debug1( "[%s, %2d%s] %s(%s)\n",
+ current_timestring(talloc_tos(),
+ lp_debug_hires_timestamp()),
+ level, header_str, location, func );
+ }
+ }
+
+ errno = old_errno;
+ return( True );
}
-/* ************************************************************************** **
- * Add text to the body of the "current" debug message via the format buffer.
- *
- * Input: format_str - Format string, as used in printf(), et. al.
- * ... - Variable argument list.
- *
- * ..or.. va_alist - Old style variable parameter list starting point.
- *
- * Output: Always True. See dbghdr() for more info, though this is not
- * likely to be used in the same way.
- *
- * ************************************************************************** **
- */
- BOOL dbgtext( const char *format_str, ... )
- {
- va_list ap;
- pstring msgbuf;
+bool dbghdr(int level, const char *location, const char *func)
+{
+ /* For compatibility with Samba 4, which doesn't have debug classes */
+ return dbghdrclass(level, 0, location, func);
+}
- va_start( ap, format_str );
- vslprintf( msgbuf, sizeof(msgbuf)-1, format_str, ap );
- va_end( ap );
+/***************************************************************************
+ Add text to the body of the "current" debug message via the format buffer.
+
+ Input: format_str - Format string, as used in printf(), et. al.
+ ... - Variable argument list.
- format_debug_text( msgbuf );
+ ..or.. va_alist - Old style variable parameter list starting point.
- return( True );
- } /* dbgtext */
+ Output: Always True. See dbghdr() for more info, though this is not
+ likely to be used in the same way.
+***************************************************************************/
-/* ************************************************************************** */
+ bool dbgtext( const char *format_str, ... )
+{
+ va_list ap;
+ char *msgbuf = NULL;
+ bool ret = true;
+ int res;
+
+ va_start(ap, format_str);
+ res = vasprintf(&msgbuf, format_str, ap);
+ va_end(ap);
+
+ if (res != -1) {
+ format_debug_text(msgbuf);
+ } else {
+ ret = false;
+ }
+ SAFE_FREE(msgbuf);
+ return ret;
+}