MXS-1378 Log session id

If the session id is known, it will be logged together with all
messages. If present, the session id appears, enclosed in paranthesis,
right after the message category. E.g.

    2017-08-30 12:20:49   warning: (4711) [masking] The rule ...
This commit is contained in:
Johan Wikman
2017-08-30 13:20:33 +03:00
parent 61a2c960ec
commit d0ec6e3762
2 changed files with 56 additions and 13 deletions

View File

@ -11,25 +11,29 @@
* Public License.
*/
#include <maxscale/log_manager.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <sched.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <syslog.h>
#include <maxscale/atomic.h>
#include <maxscale/platform.h>
#include <unistd.h>
#include <maxscale/hashtable.h>
#include <maxscale/spinlock.h>
#include <maxscale/debug.h>
#include <maxscale/alloc.h>
#include <maxscale/atomic.h>
#include <maxscale/config.h>
#include <maxscale/debug.h>
#include <maxscale/hashtable.h>
#include <maxscale/platform.h>
#include <maxscale/session.h>
#include <maxscale/spinlock.h>
#include <maxscale/utils.h>
#include "maxscale/mlist.h"
@ -2895,6 +2899,21 @@ int mxs_log_message(int priority,
{
va_list valist;
uint64_t session_id = session_get_current_id();
int session_len = 0;
char session[20]; // Enough to fit "9223372036854775807"
if (session_id != 0)
{
sprintf(session, "%" PRIu64, session_id);
session_len = strlen(session) + 3; // +3 due to "() "
}
else
{
session_len = 0;
}
int modname_len = modname ? strlen(modname) + 3 : 0; // +3 due to "[...] "
static const char SUPPRESSION[] =
@ -2940,6 +2959,7 @@ int mxs_log_message(int priority,
int buffer_len = 0;
buffer_len += prefix.len;
buffer_len += session_len;
buffer_len += modname_len;
buffer_len += augmentation_len;
buffer_len += message_len;
@ -2958,13 +2978,21 @@ int mxs_log_message(int priority,
char buffer[buffer_len];
char *prefix_text = buffer;
char *modname_text = prefix_text + prefix.len;
char *session_text = prefix_text + prefix.len;
char *modname_text = session_text + session_len;
char *augmentation_text = modname_text + modname_len;
char *message_text = augmentation_text + augmentation_len;
char *suppression_text = message_text + message_len;
strcpy(prefix_text, prefix.text);
if (session_len)
{
strcpy(session_text, "(");
strcat(session_text, session);
strcat(session_text, ") ");
}
if (modname_len)
{
strcpy(modname_text, "[");