/*
- * Copyright (c) 2007-2009 Apple Inc. All rights reserved.
+ * Copyright (c) 2007-2015 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* @APPLE_LICENSE_HEADER_END@
*/
+#include <TargetConditionals.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <mach/mach.h>
#include <servers/bootstrap.h>
+#include <bootstrap_priv.h>
#include <netdb.h>
#include <notify.h>
#include <asl.h>
+#include <asl_msg.h>
+#include <asl_msg_list.h>
#include <asl_private.h>
-#include <asl_ipc.h>
+#include "asl_ipc.h"
#include <asl_core.h>
#include <asl_store.h>
#include <asl_file.h>
+#include <asl_client.h>
+#include "asl_common.h"
#define MOD_CASE_FOLD 'C'
#define MOD_REGEX 'R'
#define FACILITY_CONSOLE "com.apple.console"
-/* Shared with Libc */
-#define NOTIFY_RC "com.apple.asl.remote"
-
#define SEARCH_EOF -1
#define SEARCH_NULL 0
#define SEARCH_MATCH 1
#define PROC_NOT_UNIQUE -2
#define RC_MASTER -1
-#define RC_SYSLOGD -2
#define CHUNK 64
#define forever for(;;)
#define SEND_FORMAT_LEGACY 0
#define SEND_FORMAT_ASL 1
-#define TIME_SEC 0x00000010
-#define TIME_UTC 0x00000020
-#define TIME_LCL 0x00000040
-
#define FORMAT_RAW 0x00000100
#define FORMAT_LEGACY 0x00000200
#define FORMAT_STD 0x00000400
#define FORMAT_XML 0x00000800
+#define COMPRESS_DUPS 0x00010000
#define EXPORT 0x00000100
#define ASL_FILTER_MASK_PAC 0x07
#define FETCH_BATCH 1024
+#define MAX_RANDOM 8192
+
+#define DB_SELECT_ASL 0
+#define DB_SELECT_STORE 1
+#define DB_SELECT_FILES 2
+#define DB_SELECT_SYSLOGD 3
+#define DB_SELECT_LEGACY 4
-#define DB_SELECT_STORE 0
-#define DB_SELECT_FILES 1
-#define DB_SELECT_SYSLOGD 2
-#define DB_SELECT_LEGACY 3
+/* STD and BSD format messages start with 'DAY MMM DD HH:MM:SS ' timestamp */
+#define STD_BSD_DATE_LEN 20
+
+/* Max message size for direct watch */
+#define MAX_DIRECT_SIZE 16384
+
+/* Buffer for direct watch data */
+#define DIRECT_BUF_SIZE 1024
static asl_file_list_t *db_files = NULL;
static asl_store_t *store = NULL;
static asl_file_t *legacy = NULL;
static asl_file_t *export = NULL;
-
-static uint32_t dbselect = DB_SELECT_STORE;
+static const char *sort_key = NULL;
+static const char *sort_key_2 = NULL;
+static int sort_numeric = 0;
+static char *last_printmsg_str = NULL;
+static int last_printmsg_count = 0;
+static const char *tfmt = NULL;
+
+#if TARGET_OS_EMBEDDED
+static uint32_t dbselect = DB_SELECT_SYSLOGD;
+#else
+static uint32_t dbselect = DB_SELECT_ASL;
+#endif
+
+typedef struct
+{
+ char *name;
+ uint32_t count;
+ uint32_t total_messages;
+ size_t total_size;
+ uint32_t *messages;
+ size_t *size;
+} sender_stat_t;
+
+#define ASL_IOS_STATS_DIR "/var/log/asl/Logs/ASLStatistics"
+static uint32_t stats_sender_count;
+static sender_stat_t **stats_sender;
+static uint32_t stats_total_all_messages;
/* notify SPI */
uint32_t notify_register_plain(const char *name, int *out_token);
-extern char *asl_msg_to_string(aslmsg msg, uint32_t *len);
-extern asl_msg_t *asl_msg_from_string(const char *buf);
-extern char *asl_list_to_string(asl_search_result_t *list, uint32_t *outlen);
-extern asl_search_result_t *asl_list_from_string(const char *buf);
-extern int asl_msg_cmp(asl_msg_t *a, asl_msg_t *b);
+asl_msg_t *_asl_server_control_query(void);
extern time_t asl_parse_time(const char *in);
+asl_msg_t * asl_base_msg(asl_client_t *asl, uint32_t level, const struct timeval *tv, const char *sstr, const char *fstr, const char *mstr);
/* END PRIVATE API */
-#define ASL_SERVICE_NAME "com.apple.system.logger"
static mach_port_t asl_server_port = MACH_PORT_NULL;
static const char *myname = "syslog";
+/* forward */
+asl_msg_list_t *syslogd_query(asl_msg_list_t *q, uint64_t start, int count, int dir, uint64_t *last);
+static void printmsg(FILE *f, asl_msg_t *msg, char *fmt, int pflags);
+
+#define HELP_UNAVAILABLE -1
+#define HELP_CONTROL HELP_UNAVAILABLE /* undocumented */
+#define HELP_ALL 0
+#define HELP_SEND 1
+#define HELP_REMOTE_CONTROL 2
+#define HELP_CONFIG 3
+#define HELP_MODULE 4
+#define HELP_SEARCH 5
+#define HELP_STATS 6
+
void
-usage()
+usage(uint32_t section)
{
+ if (section == HELP_UNAVAILABLE)
+ {
+ fprintf(stderr, "help is not available for this command\n");
+ return;
+ }
+
fprintf(stderr, "usage:\n");
- fprintf(stderr, "%s -s [-r host] [-l level] message...\n", myname);
- fprintf(stderr, " send a message\n");
- fprintf(stderr, "\n");
- fprintf(stderr, "%s -s [-r host] -k key val [key val]...\n", myname);
- fprintf(stderr, " send a message with the given keys and values\n");
- fprintf(stderr, "\n");
- fprintf(stderr, "%s -c process [filter]\n", myname);
- fprintf(stderr, " get (set if filter is specified) syslog filter for process (pid or name)\n");
- fprintf(stderr, " level may be any combination of the characters \"p a c e w n i d\"\n");
- fprintf(stderr, " p = Emergency (\"Panic\")\n");
- fprintf(stderr, " a = Alert\n");
- fprintf(stderr, " c = Critical\n");
- fprintf(stderr, " e = Error\n");
- fprintf(stderr, " w = Warning\n");
- fprintf(stderr, " n = Notice\n");
- fprintf(stderr, " i = Info\n");
- fprintf(stderr, " d = Debug\n");
- fprintf(stderr, " a minus sign preceeding a single letter means \"up to\" that level\n");
- fprintf(stderr, "\n");
- fprintf(stderr, "%s [-f file...] [-d path...] [-x file] [-w [N]] [-F format] [-u] [-k key [[op] val]]... [-o -k key [[op] val]] ...]...\n", myname);
- fprintf(stderr, " -f read named file[s], rather than standard log message store.\n");
- fprintf(stderr, " -d read all file in named directory path, rather than standard log message store.\n");
- fprintf(stderr, " -x export to named ASL format file, rather than printing\n");
- fprintf(stderr, " -w watch data store (^C to quit)\n");
- fprintf(stderr, " prints the last N matching lines (default 10) before waiting\n");
- fprintf(stderr, " \"-w 0\" prints all matching lines before waiting\n");
- fprintf(stderr, " -F output format may be \"std\", \"raw\", \"bsd\", or \"xml\"\n");
- fprintf(stderr, " format may also be a string containing variables of the form\n");
- fprintf(stderr, " $Key or $(Key) - use the latter for non-whitespace delimited variables\n");
- fprintf(stderr, " -T timestamp format may be \"sec\" (seconds), \"utc\" (UTC), or \"local\" (local timezone)\n");
- fprintf(stderr, " -E text encoding may be \"vis\", \"safe\", or \"none\"\n");
- fprintf(stderr, " -u print timestamps using UTC (equivalent to \"-T utc\")\n");
- fprintf(stderr, " -k key/value match\n");
- fprintf(stderr, " if no operator or value is given, checks for the existance of the key\n");
- fprintf(stderr, " if no operator is given, default is \"%s\"\n", OP_EQ);
- fprintf(stderr, " -C alias for \"-k Facility com.apple.console\"\n");
- fprintf(stderr, " -o begins a new query\n");
- fprintf(stderr, " queries are \'OR\'ed together\n");
- fprintf(stderr, "operators are zero or more modifiers followed by a comparison\n");
- fprintf(stderr, " %s equal\n", OP_EQ);
- fprintf(stderr, " %s not equal\n", OP_NE);
- fprintf(stderr, " %s greater than\n", OP_GT);
- fprintf(stderr, " %s greater or equal\n", OP_GE);
- fprintf(stderr, " %s less than\n", OP_LT);
- fprintf(stderr, " %s less or equal\n", OP_LE);
- fprintf(stderr, "optional modifiers for operators\n");
- fprintf(stderr, " %c case-fold\n", MOD_CASE_FOLD);
- fprintf(stderr, " %c regular expression\n", MOD_REGEX);
- fprintf(stderr, " %c substring\n", MOD_SUBSTRING);
- fprintf(stderr, " %c prefix\n", MOD_PREFIX);
- fprintf(stderr, " %c suffix\n", MOD_SUFFIX);
- fprintf(stderr, " %c numeric comparison\n", MOD_NUMERIC);
+
+ if ((section == HELP_ALL) || (section == HELP_SEND))
+ {
+ fprintf(stderr, "%s -s [-r host] [-l level] message...\n", myname);
+ fprintf(stderr, " send a message\n");
+ fprintf(stderr, "\n");
+
+ fprintf(stderr, "%s -s [-r host] -k key val [key val]...\n", myname);
+ fprintf(stderr, " send a message with the given keys and values\n");
+ fprintf(stderr, "\n");
+ }
+
+ if ((section == HELP_ALL) || (section == HELP_REMOTE_CONTROL))
+ {
+ fprintf(stderr, "%s -c process [mask] [-s [on|off]] [-t [on|off]]\n", myname);
+ fprintf(stderr, " get (set if mask or actions are specified) syslog filter mask and actions for process (pid or name)\n");
+ fprintf(stderr, " mask may be any combination of the characters \"p a c e w n i d\"\n");
+ fprintf(stderr, " p = Emergency (\"Panic\")\n");
+ fprintf(stderr, " a = Alert\n");
+ fprintf(stderr, " c = Critical\n");
+ fprintf(stderr, " e = Error\n");
+ fprintf(stderr, " w = Warning\n");
+ fprintf(stderr, " n = Notice\n");
+ fprintf(stderr, " i = Info\n");
+ fprintf(stderr, " d = Debug\n");
+ fprintf(stderr, " a minus sign preceding a single letter means \"up to\" that level\n");
+ fprintf(stderr, " use \"0\" for process to get or set master syslog flags\n");
+ fprintf(stderr, " use \"-c process off\" to deactivate current settings\n");
+ fprintf(stderr, " -s controls sending ASL mesages (to syslogd)\n");
+ fprintf(stderr, " -t controls sending Activity Tracing mesages\n");
+ fprintf(stderr, "\n");
+ }
+
+ if ((section == HELP_ALL) || (section == HELP_CONFIG))
+ {
+ fprintf(stderr, "%s -config [params...]\n", myname);
+ fprintf(stderr, " without params, fetch and print syslogd parameters and statistics\n");
+ fprintf(stderr, " otherwise, set or reset syslogd configuration parameters\n");
+ fprintf(stderr, "\n");
+ }
+
+ if ((section == HELP_ALL) || (section == HELP_MODULE))
+ {
+ fprintf(stderr, "%s -module [name [action]]\n", myname);
+ fprintf(stderr, " with no name, prints configuration for all ASL output modules\n");
+ fprintf(stderr, " with name and no action, prints configuration for named ASL output module\n");
+ fprintf(stderr, " supported actions - module name required, use '*' (with single quotes) for all modules:\n");
+ fprintf(stderr, " enable [01] enables (or disables with 0) named module\n");
+ fprintf(stderr, " does not apply to com.apple.asl when '*' is used\n");
+ fprintf(stderr, " checkpoint [file] checkpoints all files or specified file for named module\n");
+ fprintf(stderr, "\n");
+ }
+
+ if ((section == HELP_ALL) || (section == HELP_SEARCH))
+ {
+ fprintf(stderr, "%s [-f file...] [-d path...] [-x file] [-w [N]] [-F format] [-nocompress] [-u] [-sort key1 [key2]] [-nsort key1 [key2]] [-k key [[op] val]]... [-o -k key [[op] val]] ...]...\n", myname);
+ fprintf(stderr, " -f read named file[s], rather than standard log message store.\n");
+ fprintf(stderr, " -d read all file in named directory path, rather than standard log message store.\n");
+ fprintf(stderr, " -x export to named ASL format file, rather than printing\n");
+ fprintf(stderr, " -w watch data store (^C to quit)\n");
+ fprintf(stderr, " prints the last N matching lines (default 10) before waiting\n");
+ fprintf(stderr, " \"-w all\" prints all matching lines before waiting\n");
+ fprintf(stderr, " \"-w boot\" prints all matching lines since last system boot before waiting\n");
+ fprintf(stderr, " -F output format may be \"std\", \"raw\", \"bsd\", or \"xml\"\n");
+ fprintf(stderr, " format may also be a string containing variables of the form\n");
+ fprintf(stderr, " $Key or $(Key) - use the latter for non-whitespace delimited variables\n");
+ fprintf(stderr, " -T timestamp format may be \"sec\" (seconds), \"utc\" (UTC), or \"local\" (local timezone)\n");
+ fprintf(stderr, " -E text encoding may be \"vis\", \"safe\", or \"none\"\n");
+ fprintf(stderr, " -nodc no duplicate message compression\n");
+ fprintf(stderr, " -u print timestamps using UTC (equivalent to \"-T utc\")\n");
+ fprintf(stderr, " -sort sort messages using value for specified key1 (secondary sort by key2 if provided)\n");
+ fprintf(stderr, " -nsort numeric sort messages using value for specified key1 (secondary sort by key2 if provided)\n");
+ fprintf(stderr, " -k key/value match\n");
+ fprintf(stderr, " if no operator or value is given, checks for the existence of the key\n");
+ fprintf(stderr, " if no operator is given, default is \"%s\"\n", OP_EQ);
+ fprintf(stderr, " -B only process log messages since last system boot\n");
+ fprintf(stderr, " -C alias for \"-k Facility com.apple.console\"\n");
+ fprintf(stderr, " -o begins a new query\n");
+ fprintf(stderr, " queries are \'OR\'ed together\n");
+ fprintf(stderr, "operators are zero or more modifiers followed by a comparison\n");
+ fprintf(stderr, " %s equal\n", OP_EQ);
+ fprintf(stderr, " %s not equal\n", OP_NE);
+ fprintf(stderr, " %s greater than\n", OP_GT);
+ fprintf(stderr, " %s greater or equal\n", OP_GE);
+ fprintf(stderr, " %s less than\n", OP_LT);
+ fprintf(stderr, " %s less or equal\n", OP_LE);
+ fprintf(stderr, "optional modifiers for operators\n");
+ fprintf(stderr, " %c case-fold\n", MOD_CASE_FOLD);
+ fprintf(stderr, " %c regular expression\n", MOD_REGEX);
+ fprintf(stderr, " %c substring\n", MOD_SUBSTRING);
+ fprintf(stderr, " %c prefix\n", MOD_PREFIX);
+ fprintf(stderr, " %c suffix\n", MOD_SUFFIX);
+ fprintf(stderr, " %c numeric comparison\n", MOD_NUMERIC);
+ fprintf(stderr, "\n");
+ }
+
+ if ((section == HELP_ALL) || (section == HELP_STATS))
+ {
+ fprintf(stderr, "%s -stats [-n n] [-d path] [-v]\n", myname);
+ fprintf(stderr, " compiles and prints syslogd usage statistics\n");
+ fprintf(stderr, " -n n prints stats for just the top n (e.g. top 10) senders\n");
+ fprintf(stderr, " -d path reads the ASL database at the given path for statistics\n");
+ fprintf(stderr, " -v verbose ([message_count total_data data_average] for 10 minute intervals)\n");
+ fprintf(stderr, "\n");
+ }
+
+ fprintf(stderr, "NOTE: Most system logs have moved to a new logging system. See log(1) for more information.\n");
}
const char *
return "Unknown";
}
+int
+module_control(int argc, char *argv[])
+{
+ const char *val = NULL;
+ uint64_t last;
+ char *str;
+ int i;
+
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_MODULE);
+ return 0;
+ }
+ }
+
+ asl_msg_t *ctl = _asl_server_control_query();
+ if (ctl == NULL)
+ {
+ fprintf(stderr, "can't get status information from syslogd\n");
+ return -1;
+ }
+
+ argc -= 2;
+ argv += 2;
+
+ if (argc < 2)
+ {
+ int first = 1;
+
+ /* print config */
+ asl_out_module_t *m = asl_out_module_init();
+ asl_out_module_t *x = m;
+
+ while (x != NULL)
+ {
+ if ((argc == 0) || (!strcmp(argv[0], x->name)))
+ {
+ asl_msg_lookup(ctl, x->name, &val, NULL);
+
+ if (first == 0) printf("\n");
+ first = 0;
+
+ if (x->name == NULL) printf("ASL out module has no name\n");
+ else printf("ASL out module: %s %s[current status: %s]\n", x->name, (x->flags & MODULE_FLAG_LOCAL) ? "local " : "", (val == NULL) ? "unknown" : val );
+
+ asl_out_module_print(stdout, x);
+ }
+
+ x = x->next;
+ }
+
+ asl_msg_release(ctl);
+ asl_out_module_free(m);
+ return 0;
+ }
+
+ /* name enable [val] */
+ /* name disable [val] */
+ if ((!strcmp(argv[1], "enable")) || (!strcmp(argv[1], "disable")))
+ {
+ int want = -1;
+ int status = -1;
+ asl_msg_t *cm;
+ asl_client_t *ac;
+
+ if (!strcmp(argv[1], "enable"))
+ {
+ if (argc < 3) want = 1;
+ else if (!strcmp(argv[2], "1")) want = 1;
+ else if (!strcmp(argv[2], "0")) want = 0;
+ else
+ {
+ printf("invalid value %s for %s %s - expecting 0 or 1\n", argv[2], argv[0], argv[1]);
+ exit(-1);
+ }
+ }
+ else
+ {
+ if (argc < 3) want = 0;
+ else if (!strcmp(argv[2], "1")) want = 0;
+ else if (!strcmp(argv[2], "0")) want = 1;
+ else
+ {
+ printf("invalid value %s for %s %s - expecting 0 or 1\n", argv[2], argv[0], argv[1]);
+ exit(-1);
+ }
+ }
+
+ asl_msg_lookup(ctl, argv[0], &val, NULL);
+ if (val != NULL)
+ {
+ if (!strcmp(val, "enabled")) status = 1;
+ else status = 0;
+ }
+
+ asl_msg_release(ctl);
+
+ if (want < 0)
+ {
+ printf("internal error: want = -1\n");
+ exit(-1);
+ }
+
+ if (want == status)
+ {
+ printf("module %s is already %s\n", argv[0], val);
+ return 0;
+ }
+
+ cm = asl_msg_new(ASL_TYPE_MSG);
+ asprintf(&str, "@ %s enable %d", argv[0], want);
+
+ if ((cm == NULL) || (str == NULL))
+ {
+ fprintf(stderr, "can't allocate memory - exiting\n");
+ exit(-1);
+ }
+
+ ac = asl_client_open(NULL, NULL, 0);
+ asl_client_set_filter(ac, ASL_FILTER_MASK_UPTO(ASL_LEVEL_DEBUG));
+ asl_msg_set_key_val(cm, ASL_KEY_LEVEL, "7");
+ asl_msg_set_key_val(cm, ASL_KEY_OPTION, "control");
+ asl_msg_set_key_val(cm, ASL_KEY_MSG, str);
+ asl_client_send(ac, cm);
+
+ asl_client_release(ac);
+ asl_msg_release(cm);
+ free(str);
+ return 0;
+ }
+
+ asl_msg_release(ctl);
+
+ /* name checkpoint [file] */
+ if (!strcmp(argv[1], "checkpoint"))
+ {
+ asl_msg_list_t *q = asl_msg_list_new();
+ asl_msg_t *qm = asl_msg_new(ASL_TYPE_QUERY);
+
+ if ((q == NULL) || (qm == NULL))
+ {
+ fprintf(stderr, "can't allocate memory - exiting\n");
+ exit(-1);
+ }
+
+ asl_msg_list_append(q, qm);
+ asl_msg_release(qm);
+
+ asl_msg_set_key_val_op(qm, ASL_KEY_OPTION, "control", ASL_QUERY_OP_EQUAL);
+ asprintf(&str, "%s checkpoint%s%s", argv[0], (argc > 2) ? " " : "", (argc > 2) ? argv[2] : "");
+ asl_msg_set_key_val_op(qm, "action", str, ASL_QUERY_OP_EQUAL);
+
+ asl_msg_list_t *res = syslogd_query((asl_msg_list_t *)q, 0, 0, 1, &last);
+ free(q);
+ asl_msg_list_release(res);
+ return 0;
+ }
+
+ printf("unknown module control: %s\n", argv[1]);
+ exit(-1);
+}
+
int
procinfo(char *pname, int *pid, int *uid)
{
}
int
-rcontrol_set_string(const char *name, int filter)
+rcontrol_set_string(const char *name, uint32_t bits)
{
int t, status;
uint64_t x;
status = notify_register_plain(name, &t);
if (status != NOTIFY_STATUS_OK) return status;
- x = filter;
+ x = bits;
status = notify_set_state(t, x);
notify_post(NOTIFY_RC);
notify_cancel(t);
{
static char str[1024];
- if (pid == RC_SYSLOGD) return NOTIFY_SYSTEM_ASL_FILTER;
if (pid == RC_MASTER) return NOTIFY_SYSTEM_MASTER;
memset(str, 0, sizeof(str));
return str;
}
+void
+print_eval_bits(uint32_t eval)
+{
+ printf("0x%08x O%s ", eval, (eval & EVAL_ACTIVE) ? "N " : "FF");
+ if (eval & EVAL_SEND_ASL) printf("ASL ");
+ if (eval & EVAL_SEND_TRACE) printf("TRACE ");
+ if (eval & EVAL_TEXT_FILE) printf("TEXT ");
+ if (eval & EVAL_ASL_FILE) printf("FILE ");
+ if (eval & EVAL_TUNNEL) printf("TUNNEL ");
+ printf("/ 0x%02x %s\n", eval & EVAL_LEVEL_MASK, asl_filter_string(eval & EVAL_LEVEL_MASK));
+}
+
int
rcontrol_get(pid_t pid, uid_t uid)
{
int filter, status;
- const char *name;
filter = 0;
if (pid < 0)
{
- name = "Master";
- if (pid == RC_SYSLOGD) name = "ASL Data Store";
-
status = rcontrol_get_string(rcontrol_name(pid, uid), &filter);
if (status == NOTIFY_STATUS_OK)
{
- printf("%s filter mask: %s\n", name, asl_filter_string(filter));
+ printf("Master settings: ");
+ print_eval_bits(filter);
return 0;
}
- printf("Unable to determine %s filter mask\n", name);
+ printf("Unable to determine master settings\n");
return -1;
}
status = rcontrol_get_string(rcontrol_name(pid, uid), &filter);
if (status == NOTIFY_STATUS_OK)
{
- printf("Process %d syslog filter mask: %s\n", pid, asl_filter_string(filter));
+ printf("Process %d syslog settings: ", pid);
+ print_eval_bits(filter);
return 0;
}
- printf("Unable to determine syslog filter mask for pid %d\n", pid);
+ printf("Unable to determine syslog settings for pid %d\n", pid);
return -1;
}
int
-rcontrol_set(pid_t pid, uid_t uid, int filter)
+rcontrol_set(pid_t pid, uid_t uid, uint32_t bits)
{
int status;
- const char *name;
+ const char *rcname;
+
+ rcname = rcontrol_name(pid, uid);
if (pid < 0)
{
- name = "Master";
- if (pid == RC_SYSLOGD) name = "ASL Data Store";
- status = rcontrol_set_string(rcontrol_name(pid, uid), filter);
+ status = rcontrol_set_string(rcname, bits);
if (status == NOTIFY_STATUS_OK)
{
- printf("Set %s syslog filter mask: %s\n", name, asl_filter_string(filter));
+ if (pid == RC_MASTER) status = notify_post(NOTIFY_SYSTEM_MASTER);
return 0;
}
- printf("Unable to set %s syslog filter mask: %s\n", name, notify_status_string(status));
+ printf("Unable to set master syslog filter mask: %s\n", notify_status_string(status));
return -1;
}
- status = rcontrol_set_string(rcontrol_name(pid, uid), filter);
+ status = rcontrol_set_string(rcname, bits);
if (status == NOTIFY_STATUS_OK)
{
- if (pid == RC_SYSLOGD) status = notify_post(NOTIFY_SYSTEM_ASL_FILTER);
- printf("Set process %d syslog filter mask set: %s\n", pid, asl_filter_string(filter));
+ status = notify_post(rcname);
return 0;
}
}
int
-rsend(aslmsg msg, char *rhost)
+rsend(asl_msg_t *msg, char *rhost)
{
char *str, *out;
uint32_t len, level;
char *timestr;
const char *val;
time_t tick;
- struct tm gtime;
int s;
struct sockaddr_in dst;
struct hostent *h;
- char myname[MAXHOSTNAMELEN + 1];
+ char host_name[MAXHOSTNAMELEN + 1];
if (msg == NULL) return 0;
level = ASL_LEVEL_DEBUG;
- val = asl_get(msg, ASL_KEY_LEVEL);
+ val = asl_msg_get_val_for_key(msg, ASL_KEY_LEVEL);
if (val != NULL) level = atoi(val);
- memset(>ime, 0, sizeof(struct tm));
- timestr = NULL;
tick = time(NULL);
- gmtime_r(&tick, >ime);
-
- /* Canonical form: YYYY.MM.DD hh:mm:ss UTC */
- asprintf(×tr, "%d.%02d.%02d %02d:%02d:%02d UTC", gtime.tm_year + 1900, gtime.tm_mon + 1, gtime.tm_mday, gtime.tm_hour, gtime.tm_min, gtime.tm_sec);
-
+ timestr = NULL;
+ asprintf(×tr, "%llu", (unsigned long long)tick);
if (timestr != NULL)
{
- asl_set(msg, ASL_KEY_TIME, timestr);
+ asl_msg_set_key_val(msg, ASL_KEY_TIME, timestr);
free(timestr);
}
- if (gethostname(myname, MAXHOSTNAMELEN) == 0) asl_set(msg, ASL_KEY_HOST, myname);
+ if (gethostname(host_name, MAXHOSTNAMELEN) == 0) asl_msg_set_key_val(msg, ASL_KEY_HOST, host_name);
len = 0;
- str = asl_msg_to_string(msg, &len);
+ str = asl_msg_to_string((asl_msg_t *)msg, &len);
if (str == NULL) return -1;
asprintf(&out, "%10u %s\n", len+1, str);
int s;
struct sockaddr_in dst;
struct hostent *h;
- char myname[MAXHOSTNAMELEN + 1];
+ char host_name[MAXHOSTNAMELEN + 1];
if (msg == NULL) return 0;
ltime = ctime(&tick);
ltime[19] = '\0';
- gethostname(myname, MAXHOSTNAMELEN);
+ gethostname(host_name, MAXHOSTNAMELEN);
- asprintf(&out, "<%d>%s %s syslog[%d]: %s", level, ltime+4, myname, getpid(), msg);
+ asprintf(&out, "<%d>%s %s syslog[%d]: %s", level, ltime+4, host_name, getpid(), msg);
len = strlen(out);
sendto(s, out, len, 0, (const struct sockaddr *)&dst, sizeof(struct sockaddr_in));
return 0;
}
+void
+stats_print_sender_stats(sender_stat_t *s, uint32_t interval, bool print_samples)
+{
+ uint32_t i;
+ uint32_t p10000 = (s->total_messages * 10000) / stats_total_all_messages;
+
+ if (strcmp(s->name, "*")) printf("%s: %u (%u.%02u%%) %lu\n", s->name, s->total_messages, p10000 / 100, p10000 % 100, s->total_size);
+ else printf("TOTAL: %u (100.00%%) %lu\n", s->total_messages, s->total_size);
+
+ if (print_samples)
+ {
+ int k = 0;
+ printf("[message_count data_size data_average]\n");
+
+ for (i = 0, k = 0; i < s->count; i++)
+ {
+ size_t avg = 0;
+
+ if (s->messages[i] > 0) avg = s->size[i] / s->messages[i];
+ printf("[%u %lu %lu]", s->messages[i], s->size[i], avg);
+ if (++k == 6)
+ {
+ printf("\n");
+ k = 0;
+ }
+ else
+ {
+ printf(" ");
+ }
+ }
+
+ for (; i < interval; i++)
+ {
+ printf("[0 0 0]");
+ if ((++k == 6) || ((i + 1) == interval))
+ {
+ printf("\n");
+ k = 0;
+ }
+ else
+ {
+ printf(" ");
+ }
+ }
+
+ printf("\n");
+ }
+}
+
+int
+stats_n_comp(const void *x, const void *y)
+{
+ int pn, qn;
+ sender_stat_t **p = (sender_stat_t **)x;
+ sender_stat_t **q = (sender_stat_t **)y;
+ pn = (*p)->total_messages;
+ qn = (*q)->total_messages;
+ return qn - pn;
+}
+
+void
+stats_sender_set_stat_numbers(const char *name, sender_stat_t *s, uint32_t interval, uint32_t nmsgs, size_t msize)
+{
+ s->messages = (uint32_t *)reallocf(s->messages, interval * sizeof(uint32_t));
+ s->size = (size_t *)reallocf(s->size, interval * sizeof(size_t));
+
+ for (; s->count < interval; s->count++)
+ {
+ s->messages[s->count] = 0;
+ s->size[s->count] = 0;
+ }
+
+ s->messages[interval - 1] = nmsgs;
+ s->size[interval - 1] = msize;
+
+ s->total_messages += nmsgs;
+ s->total_size += msize;
+
+ if (strcmp(name, "*")) stats_total_all_messages += nmsgs;
+}
+
+void
+stats_sender_set_stats(uint32_t interval, const char *name, uint32_t nmsgs, size_t msize)
+{
+ uint32_t i;
+ for (i = 0; i < stats_sender_count; i++)
+ {
+ if (strcmp(stats_sender[i]->name, name) == 0)
+ {
+ stats_sender_set_stat_numbers(name, stats_sender[i], interval, nmsgs, msize);
+ return;
+ }
+ }
+
+ stats_sender = (sender_stat_t **)realloc(stats_sender, (stats_sender_count + 1) * sizeof(sender_stat_t *));
+ stats_sender[stats_sender_count] = (sender_stat_t *)calloc(1, sizeof(sender_stat_t));
+ stats_sender[stats_sender_count]->name = strdup(name);
+
+ stats_sender_set_stat_numbers(name, stats_sender[stats_sender_count], interval, nmsgs, msize);
+ stats_sender_count++;
+}
+
+void
+stats_process_stat_msg(uint32_t interval, asl_object_t msg)
+{
+ uint32_t i, n;
+
+ n = asl_count(msg);
+
+ for (i = 0; i < n; i++)
+ {
+ const char *key = NULL;
+ const char *val = NULL;
+ uint32_t s_n = 0;
+ size_t s_size = 0;
+ if (asl_fetch_key_val_op(msg, i, &key, &val, NULL) != 0) break;
+ if (key[0] == '*')
+ {
+ if (2 == sscanf(val, "%u %lu", &s_n, &s_size))
+ {
+ stats_sender_set_stats(interval, key + 1, s_n, s_size);
+ }
+ }
+ }
+}
+
+
+int
+asl_stats(int argc, char *argv[])
+{
+ asl_object_t msg;
+ uint32_t i, interval, top = UINT32_MAX;
+ bool print_samples = false;
+ asl_object_t store = NULL;
+
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_STATS);
+ return 0;
+ }
+ else if (!strcmp(argv[i], "-n"))
+ {
+ i++;
+ if (i >= argc)
+ {
+ fprintf(stderr, "error: expected an integer value following \"-n\"\n");
+ usage(HELP_STATS);
+ return -1;
+ }
+
+ top = 1 + atoi(argv[i]);
+ }
+ else if (!strcmp(argv[i], "-v"))
+ {
+ print_samples = true;
+ }
+ else if (!strcmp(argv[i], "-d"))
+ {
+ i++;
+ if (i >= argc)
+ {
+ fprintf(stderr, "error: expected a directory path following \"-d\"\n");
+ usage(HELP_STATS);
+ return -1;
+ }
+ store = asl_open_path(argv[i], 0);
+ if (store == NULL)
+ {
+ fprintf(stderr, "error: failed to open ASL directory %s\n", argv[i]);
+ return -1;
+ }
+ }
+ }
+
+#if TARGET_OS_EMBEDDED
+ if (store == NULL) store = asl_open_path(ASL_IOS_STATS_DIR, 0);
+ if (store == NULL)
+ {
+ fprintf(stderr, "error: failed to open ASL directory %s\n", ASL_IOS_STATS_DIR);
+ return -1;
+ }
+#endif
+
+ asl_object_t stats_query = asl_new(ASL_TYPE_QUERY);
+ if (stats_query == NULL)
+ {
+ fprintf(stderr, "error: failed to create stats_query\n");
+ return -1;
+ }
+
+ asl_set_query(stats_query, ASL_KEY_FACILITY, "com.apple.asl.statistics", ASL_QUERY_OP_EQUAL);
+
+ asl_object_t stats = asl_search(store, stats_query);
+ asl_release(stats_query);
+ asl_release(store);
+
+ if (stats == NULL)
+ {
+ printf("no statistics records in the ASL database\n");
+ return 0;
+ }
+
+ for (interval = 1, msg = asl_next(stats); msg != NULL; interval++, msg = asl_next(stats))
+ {
+ stats_process_stat_msg(interval, msg);
+ }
+
+ asl_release(stats);
+
+ qsort(stats_sender, stats_sender_count, sizeof(sender_stat_t *), stats_n_comp);
+
+ printf("sender: message_count (%% of total) data_size\n");
+
+ for (i = 0; (i < stats_sender_count) && (i < top); i++)
+ {
+ stats_print_sender_stats(stats_sender[i], interval - 1, print_samples);
+ }
+
+ /* NB sender stats are not freed since we exit after this */
+ return 0;
+}
+
static int
_isanumber(char *s)
{
int
syslog_remote_control(int argc, char *argv[])
{
- int pid, uid, status, mask;
+ int i, pid, uid, status, mask;
+ uint32_t bits;
- if ((argc < 3) || (argc > 4))
+ if (argc < 3)
{
- fprintf(stderr, "usage:\n");
- fprintf(stderr, "%s -c process [mask]\n", myname);
- fprintf(stderr, " get (set if mask is specified) syslog filter mask for process (pid or name)\n");
- fprintf(stderr, " process may be pid or process name\n");
- fprintf(stderr, " use \"-c 0\" to get master syslog filter mask\n");
- fprintf(stderr, " use \"-c 0 off\" to disable master syslog filter mask\n");
- fprintf(stderr, "\n");
+ usage(HELP_REMOTE_CONTROL);
return -1;
}
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_REMOTE_CONTROL);
+ return 0;
+ }
+ }
+
pid = RC_MASTER;
uid = -2;
if ((!strcmp(argv[2], "syslogd")) || (!strcmp(argv[2], "syslog")))
{
- pid = RC_SYSLOGD;
- uid = 0;
- status = 0;
+ fprintf(stderr, "%s: does not have a filter mask\n", argv[2]);
+ return -1;
}
else if (_isanumber(argv[2]) != 0)
{
if (pid == 0) pid = RC_MASTER;
- if (argc == 4)
+ if (argc == 3)
+ {
+ rcontrol_get(pid, uid);
+ return 0;
+ }
+
+ bits = EVAL_ACTIVE | EVAL_SEND_ASL | EVAL_SEND_TRACE;
+
+ for (i = 3; i < argc; i++)
{
- if ((pid == RC_MASTER) && (!strcasecmp(argv[3], "off"))) mask = 0;
- else if ((pid == RC_SYSLOGD) && (!strcasecmp(argv[3], "off"))) mask = 0;
+ if ((!strcasecmp(argv[i], "off")) || (!strcmp(argv[i], "0")))
+ {
+ bits = 0;
+ }
+ else if (!strcmp(argv[i], "-s"))
+ {
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ if (!strcasecmp(argv[i], "off") || !strcmp(argv[i], "0")) bits &= ~EVAL_SEND_ASL;
+ }
+ }
+ else if (!strcmp(argv[i], "-t"))
+ {
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ if (!strcasecmp(argv[i], "off") || !strcmp(argv[i], "0")) bits &= ~EVAL_SEND_TRACE;
+ }
+ }
else
{
- mask = asl_string_to_filter(argv[3]);
+ mask = asl_string_to_filter(argv[i]);
if (mask < 0)
{
- printf("unknown syslog mask: %s\n", argv[3]);
+ printf("can't understand mask: %s\n", argv[i]);
return -1;
}
+ bits = (bits & EVAL_ACTION_MASK) | mask;
}
-
- rcontrol_set(pid, uid, mask);
- }
- else
- {
- rcontrol_get(pid, uid);
}
+ rcontrol_set(pid, uid, bits);
return 0;
}
int
syslog_send(int argc, char *argv[])
{
- int i, start, kv, len, rfmt, rlevel, filter, status;
- aslclient asl;
- aslmsg m;
+ int status, i, start, kv, len, rfmt, rlevel;
+ asl_object_t asl = NULL;
+ asl_msg_t *m;
char tmp[64], *str, *rhost;
+ struct timeval tval = {0, 0};
+ char host_name[MAXHOSTNAMELEN + 1];
+
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_SEND);
+ return 0;
+ }
+ }
+
+ status = gettimeofday(&tval, NULL);
+ if (status != 0)
+ {
+ time_t tick = time(NULL);
+ tval.tv_sec = tick;
+ tval.tv_usec = 0;
+ }
kv = 0;
rhost = NULL;
}
start = i+1;
}
+ else if (!strcmp(argv[i], "-x"))
+ {
+ i++;
+ if (i >= argc)
+ {
+ fprintf(stderr, "expected a path following -x\n");
+ return -1;
+ }
+
+ asl = asl_open_path(argv[i], ASL_OPT_OPEN_WRITE);
+ if (asl == NULL)
+ {
+ fprintf(stderr, "Could not open %s for write\n", argv[i]);
+ return -1;
+ }
+ }
}
- asl = asl_open(myname, "syslog", 0);
+
+ if (asl == NULL) asl = asl_open(myname, "syslog", 0);
asl_set_filter(asl, ASL_FILTER_MASK_UPTO(ASL_LEVEL_DEBUG));
- m = asl_new(ASL_TYPE_MSG);
- asl_set(m, ASL_KEY_SENDER, myname);
+ m = asl_base_msg(NULL, rlevel, &tval, myname, "syslog", NULL);
+ if (m == NULL)
+ {
+ fprintf(stderr, "Could not create message\n");
+ return -1;
+ }
+
+ if (gethostname(host_name, MAXHOSTNAMELEN) == 0) asl_msg_set_key_val(m, ASL_KEY_HOST, host_name);
- sprintf(tmp, "%d", rlevel);
- asl_set(m, ASL_KEY_LEVEL, tmp);
+ snprintf(tmp, sizeof(tmp), "%d", getuid());
+ asl_msg_set_key_val(m, ASL_KEY_UID, tmp);
+
+ snprintf(tmp, sizeof(tmp), "%d", getgid());
+ asl_msg_set_key_val(m, ASL_KEY_GID, tmp);
str = NULL;
strcat(str, argv[i]);
if ((i+1) < argc) strcat(str, " ");
}
- asl_set(m, ASL_KEY_MSG, str);
+ asl_msg_set_key_val(m, ASL_KEY_MSG, str);
}
else
{
for (i = start + 1; i < argc; i += 2)
{
if (!strcmp(argv[i], "-k")) i++;
- asl_set(m, argv[i], argv[i + 1]);
+ asl_msg_set_key_val(m, argv[i], argv[i + 1]);
if (!strcmp(argv[i], ASL_KEY_LEVEL)) rlevel = atoi(argv[i + 1]);
}
}
if (rhost == NULL)
{
- filter = 0;
- status = rcontrol_get_string(rcontrol_name(RC_SYSLOGD, 0), &filter);
- if (status != 0)
- {
- fprintf(stderr, "Warning: Can't get current syslogd ASL filter value\n");
- }
- else if ((ASL_FILTER_MASK(rlevel) & filter) == 0)
- {
- fprintf(stderr, "Warning: The current syslogd ASL filter value (%s)\n", asl_filter_string(filter));
- fprintf(stderr, " will exclude this message from the ASL database\n");
- }
-
- asl_send(asl, m);
+ asl_send(asl, (asl_object_t)m);
}
else if (rfmt == SEND_FORMAT_ASL)
{
rlegacy(str, rlevel, rhost);
}
- asl_free(m);
+ asl_msg_release(m);
if (str != NULL) free(str);
- asl_close(asl);
+ asl_release(asl);
+
+ return 0;
+}
+
+int
+syslog_config(int argc, char *argv[])
+{
+ int i;
+ uint32_t x;
+ uid_t uid;
+ asl_client_t *asl;
+ asl_msg_t *m;
+ asl_string_t *str;
+ const char *key, *val;
+
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_CONFIG);
+ return 0;
+ }
+ }
+
+ if (argc == 2)
+ {
+ asl_msg_t *ctl = _asl_server_control_query();
+ if (ctl == NULL)
+ {
+ fprintf(stderr, "can't get status information from syslogd\n");
+ return -1;
+ }
+
+ for (x = asl_msg_fetch(ctl, 0, &key, &val, NULL); x != IndexNull; x = asl_msg_fetch(ctl, x, &key, &val, NULL))
+ {
+ printf("%s %s\n", key, val);
+ }
+
+ asl_msg_release(ctl);
+ return 0;
+ }
+
+ uid = geteuid();
+ if (uid != 0)
+ {
+ fprintf(stderr, "syslogd parameters may only be set by the superuser\n");
+ return -1;
+ }
+
+ str = asl_string_new(0);
+ asl_string_append(str, "= ");
+
+ for (i = 2; i < argc; i++)
+ {
+ asl_string_append(str, argv[i]);
+ if ((i + 1) < argc) asl_string_append(str, " ");
+ }
+
+ asl = asl_client_open(myname, "syslog", 0);
+
+ m = asl_msg_new(ASL_TYPE_MSG);
+ asl_msg_set_key_val(m, ASL_KEY_LEVEL, ASL_STRING_NOTICE);
+ asl_msg_set_key_val(m, ASL_KEY_OPTION, ASL_OPT_CONTROL);
+ asl_msg_set_key_val(m, ASL_KEY_SENDER, myname);
+ asl_msg_set_key_val(m, ASL_KEY_MSG, asl_string_bytes(str));
+
+ asl_client_send(asl, m);
+
+ asl_string_release(str);
+ asl_msg_release(m);
+ asl_client_release(asl);
+
+ return 0;
+}
+
+int
+syslog_control(int argc, char *argv[])
+{
+ int i;
+ uid_t uid;
+ asl_client_t *asl;
+ asl_msg_t *m;
+ asl_string_t *str;
+
+ for (i = 2; i < argc; i++)
+ {
+ if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+ {
+ usage(HELP_CONTROL);
+ return 0;
+ }
+ }
+
+ uid = geteuid();
+ if (uid != 0)
+ {
+ fprintf(stderr, "syslog control limited to use by superuser\n");
+ return -1;
+ }
+
+ str = asl_string_new(0);
+ asl_string_append(str, "@ ");
+
+ for (i = 2; i < argc; i++)
+ {
+ asl_string_append(str, argv[i]);
+ if ((i + 1) < argc) asl_string_append(str, " ");
+ }
+
+ asl = asl_client_open(myname, "syslog", 0);
+
+ m = asl_msg_new(ASL_TYPE_MSG);
+ asl_msg_set_key_val(m, ASL_KEY_LEVEL, ASL_STRING_NOTICE);
+ asl_msg_set_key_val(m, ASL_KEY_OPTION, ASL_OPT_CONTROL);
+ asl_msg_set_key_val(m, ASL_KEY_SENDER, myname);
+ asl_msg_set_key_val(m, ASL_KEY_MSG, asl_string_bytes(str));
+
+ asl_client_send(asl, m);
+
+ asl_string_release(str);
+ asl_msg_release(m);
+ asl_client_release(asl);
return 0;
}
printmsg(FILE *f, asl_msg_t *msg, char *fmt, int pflags)
{
char *str;
- const char *mf, *tf;
+ const char *mf;
uint32_t encode, len, status;
uint64_t xid;
else if (pflags & FORMAT_LEGACY) mf = ASL_MSG_FMT_BSD;
else if (pflags & FORMAT_XML) mf = ASL_MSG_FMT_XML;
- tf = ASL_TIME_FMT_SEC;
- if (pflags & TIME_UTC) tf = ASL_TIME_FMT_UTC;
- if (pflags & TIME_LCL) tf = ASL_TIME_FMT_LCL;
+ len = 0;
+ str = asl_format_message((asl_msg_t *)msg, mf, tfmt, encode, &len);
+ if (str == NULL) return;
+
+ if (pflags & COMPRESS_DUPS)
+ {
+ if (last_printmsg_str != NULL)
+ {
+ if (!strcmp(str + STD_BSD_DATE_LEN, last_printmsg_str + STD_BSD_DATE_LEN))
+ {
+ last_printmsg_count++;
+ free(str);
+ }
+ else
+ {
+ if (last_printmsg_count > 0)
+ {
+ fprintf(f, "--- last message repeated %d time%s ---\n", last_printmsg_count, (last_printmsg_count == 1) ? "" : "s");
+ }
+
+ free(last_printmsg_str);
+ last_printmsg_str = str;
+ last_printmsg_count = 0;
- len = 0;
- str = asl_format_message(msg, mf, tf, encode, &len);
- if (str != NULL)
+ fprintf(f, "%s", str);
+ }
+ }
+ else
+ {
+ last_printmsg_str = str;
+ last_printmsg_count = 0;
+
+ fprintf(f, "%s", str);
+ }
+ }
+ else
{
fprintf(f, "%s", str);
free(str);
}
}
-asl_search_result_t *
-store_query(asl_search_result_t *q, uint64_t start, int count, int dir, uint64_t *last)
+asl_msg_list_t *
+store_query(asl_msg_list_t *q, uint64_t start, int count, int dir, uint64_t *last)
{
- uint32_t status;
- asl_search_result_t *res;
-
if (store == NULL)
{
- status = asl_store_open_read(NULL, &store);
+ uint32_t status = asl_store_open_read(NULL, &store);
if (status != 0) return NULL;
}
- res = NULL;
- status = asl_store_match(store, q, &res, last, start, count, dir);
- if (status != 0) return NULL;
-
- return res;
+ return asl_store_match(store, q, last, start, count, 0, dir);
}
-asl_search_result_t *
-file_query(asl_search_result_t *q, uint64_t start, int count, int dir, uint64_t *last)
+asl_msg_list_t *
+file_query(asl_msg_list_t *q, uint64_t start, int count, int dir, uint64_t *last)
{
- uint32_t status;
- asl_search_result_t *res;
-
- res = NULL;
- status = asl_file_list_match(db_files, q, &res, last, start, count, dir);
- if (status != 0) return NULL;
-
- return res;
+ return asl_file_list_match(db_files, q, last, start, count, 0, dir);;
}
-asl_search_result_t *
-legacy_query(asl_search_result_t *q, uint64_t start, int count, int dir, uint64_t *last)
+asl_msg_list_t *
+legacy_query(asl_msg_list_t *q, uint64_t start, int count, int dir, uint64_t *last)
{
- uint32_t status;
- asl_search_result_t *res;
-
- res = NULL;
- status = asl_file_match(legacy, q, &res, last, start, count, dir);
- if (status != 0) return NULL;
-
- return res;
+ return asl_file_match(legacy, q, last, start, count, 0, dir);
}
-asl_search_result_t *
-syslogd_query(asl_search_result_t *q, uint64_t start, int count, int dir, uint64_t *last)
+asl_msg_list_t *
+syslogd_query(asl_msg_list_t *q, uint64_t start, int count, int dir, uint64_t *last)
{
char *str, *res;
caddr_t vmstr;
uint32_t len, reslen, status;
int flags;
kern_return_t kstatus;
- security_token_t sec;
- asl_search_result_t *l;
+ asl_msg_list_t *l;
if (asl_server_port == MACH_PORT_NULL)
{
- kstatus = bootstrap_look_up(bootstrap_port, ASL_SERVICE_NAME, &asl_server_port);
+ kstatus = bootstrap_look_up2(bootstrap_port, ASL_SERVICE_NAME, &asl_server_port, 0, BOOTSTRAP_PRIVILEGED_SERVER);
if (kstatus != KERN_SUCCESS)
{
fprintf(stderr, "query failed: can't contact syslogd\n");
}
len = 0;
- str = asl_list_to_string(q, &len);
+ str = asl_msg_list_to_string(q, &len);
- kstatus = vm_allocate(mach_task_self(), (vm_address_t *)&vmstr, len, TRUE);
+ kstatus = vm_allocate(mach_task_self(), (vm_address_t *)&vmstr, len, VM_FLAGS_ANYWHERE | VM_MAKE_TAG(VM_MEMORY_ASL));
if (kstatus != KERN_SUCCESS)
{
free(str);
res = NULL;
reslen = 0;
- sec.val[0] = -1;
- sec.val[1] = -1;
status = 0;
flags = 0;
if (dir < 0) flags = QUERY_FLAG_SEARCH_REVERSE;
- kstatus = _asl_server_query(asl_server_port, (caddr_t)vmstr, len, start, count, flags, (caddr_t *)&res, &reslen, last, (int *)&status, &sec);
+ kstatus = _asl_server_query_2(asl_server_port, (caddr_t)vmstr, len, start, count, flags, (caddr_t *)&res, &reslen, last, (int *)&status);
if (res == NULL) return NULL;
- l = asl_list_from_string(res);
+ l = asl_msg_list_from_string(res);
vm_deallocate(mach_task_self(), (vm_address_t)res, reslen);
return l;
}
void
-search_once(FILE *f, char *pfmt, int pflags, asl_search_result_t *ql, uint64_t qmin, uint64_t *cmax, uint32_t count, uint32_t batch, int dir, uint32_t tail)
+filter_and_print(asl_msg_t *msg, asl_msg_list_t *ql, FILE *f, char *pfmt, int pflags)
+{
+ int i, do_match, did_match;
+
+ if (msg == NULL) return;
+
+ do_match = 1;
+ if (ql == NULL) do_match = 0;
+ else if (ql->count == 0) do_match = 0;
+
+ did_match = 1;
+
+ if (do_match != 0)
+ {
+ did_match = 0;
+
+ for (i = 0; (i < ql->count) && (did_match == 0); i++)
+ {
+ did_match = asl_msg_cmp(ql->msg[i], (asl_msg_t *)msg);
+ }
+ }
+
+ if (did_match != 0) printmsg(f, msg, pfmt, pflags);
+}
+
+#if TARGET_OS_EMBEDDED
+void
+syslogd_direct_watch(FILE *f, char *pfmt, int pflags, asl_msg_list_t *ql)
+{
+ struct sockaddr_in address;
+ int i, bytes, sock, stream, status;
+ uint32_t n, inlen;
+ uint16_t port;
+ socklen_t addresslength;
+ char *str, buf[DIRECT_BUF_SIZE];
+ asl_msg_t *msg;
+
+ if (asl_server_port == MACH_PORT_NULL)
+ {
+ status = bootstrap_look_up(bootstrap_port, ASL_SERVICE_NAME, &asl_server_port);
+ if (status != KERN_SUCCESS)
+ {
+ fprintf(stderr, "query failed: can't contact syslogd\n");
+ exit(1);
+ }
+ }
+
+ addresslength = sizeof(address);
+ sock = socket(AF_INET, SOCK_STREAM, 0);
+ port = (arc4random() % (IPPORT_HILASTAUTO - IPPORT_HIFIRSTAUTO)) + IPPORT_HIFIRSTAUTO;
+
+ memset(&address, 0, addresslength);
+ address.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+ address.sin_family = AF_INET;
+ address.sin_port = htons(port);
+
+ status = bind(sock, (struct sockaddr *)&address, sizeof(address));
+
+ for (i = 0; (i < MAX_RANDOM) && (status < 0); i++)
+ {
+ port = (arc4random() % (IPPORT_HILASTAUTO - IPPORT_HIFIRSTAUTO)) + IPPORT_HIFIRSTAUTO;
+ address.sin_port = htons(port);
+
+ status = bind(sock, (struct sockaddr *)&address, sizeof(address));
+ }
+
+ if (status < 0)
+ {
+ fprintf(stderr, "query failed: can't find a port to connect to syslogd\n");
+ exit(1);
+ }
+
+ bytes = 0;
+
+ if (listen(sock, 1) == -1)
+ {
+ perror("listen");
+ exit(1);
+ }
+
+ i = htons(port);
+ _asl_server_register_direct_watch(asl_server_port, i);
+
+ stream = accept(sock, (struct sockaddr*)&address, &addresslength);
+ if (stream == -1)
+ {
+ perror("accept");
+ exit(1);
+ }
+
+ forever
+ {
+ inlen = 0;
+ errno = 0;
+ bytes = recvfrom(stream, &n, sizeof(n), 0, NULL, NULL);
+ if (bytes <= 0)
+ {
+ fprintf(stderr, "\nrecvfrom (message length) returned %d (errno %d) - exiting\n", bytes, errno);
+ break;
+ }
+ else inlen = ntohl(n);
+
+ if (inlen == 0) continue;
+
+ str = NULL;
+ if (inlen <= DIRECT_BUF_SIZE)
+ {
+ str = buf;
+ }
+ else
+ {
+ str = calloc(1, inlen + 1);
+ if (str == NULL)
+ {
+ fprintf(stderr, "\ncan't allocate memory - exiting\n");
+ close(stream);
+ close(sock);
+ exit(1);
+ }
+ }
+
+ n = 0;
+ while (n < inlen)
+ {
+ errno = 0;
+ bytes = recvfrom(stream, str + n, inlen - n, 0, NULL, NULL);
+ if (bytes <= 0)
+ {
+ fprintf(stderr, "\nrecvfrom (message body) returned %d (errno %d) at length %d of %d - exiting\n", bytes, errno, n, inlen);
+ break;
+ }
+ else n += bytes;
+ }
+
+ if (n < inlen)
+ {
+ fprintf(stderr, "\ntruncated message: expected %d bytes received %d bytes\n", inlen, n);
+ close(stream);
+ close(sock);
+ exit(1);
+ }
+
+ msg = asl_msg_from_string(str);
+ if (str != buf) free(str);
+ filter_and_print(msg, ql, f, pfmt, pflags);
+ asl_msg_release(msg);
+ }
+
+ close(stream);
+ close(sock);
+
+ address.sin_addr.s_addr = 0;
+}
+#endif
+
+int
+sort_compare_key(asl_msg_t *a, asl_msg_t *b, const char *key)
+{
+ const char *va, *vb;
+ uint64_t na, nb;
+
+ if (key == NULL) return 0;
+
+ va = asl_msg_get_val_for_key(a, key);
+ vb = asl_msg_get_val_for_key(b, key);
+
+ if (va == NULL) return -1;
+ if (vb == NULL) return 1;
+
+ if (sort_numeric == 1)
+ {
+ na = atoll(va);
+ nb = atoll(vb);
+ if (na < nb) return -1;
+ if (na > nb) return 1;
+ return 0;
+ }
+
+ return strcmp(va, vb);
+}
+
+int
+sort_compare(const void **ap, const void **bp)
+{
+ int cmp;
+ asl_msg_t *a, *b;
+
+ if (sort_key == NULL) return 0;
+
+ a = (asl_msg_t *)*ap;
+ b = (asl_msg_t *)*bp;
+
+ cmp = sort_compare_key(a, b, sort_key);
+ if ((cmp == 0) && (sort_key_2 != NULL)) cmp = sort_compare_key(a, b, sort_key_2);
+
+ return cmp;
+}
+
+void
+search_once(FILE *f, char *pfmt, int pflags, asl_msg_list_t *ql, uint64_t qmin, uint64_t *cmax, uint32_t count, uint32_t batch, int dir, uint32_t tail)
{
- asl_search_result_t *res;
+ asl_msg_list_t *res;
int i, more, total;
if (pflags & FORMAT_XML) print_xml_header(f);
while (more == 1)
{
- if (dbselect == DB_SELECT_STORE) res = store_query(ql, qmin, batch, dir, cmax);
+ if (batch == 0) more = 0;
+
+ if ((dbselect == DB_SELECT_ASL) || (dbselect == DB_SELECT_STORE)) res = store_query(ql, qmin, batch, dir, cmax);
else if (dbselect == DB_SELECT_FILES) res = file_query(ql, qmin, batch, dir, cmax);
else if (dbselect == DB_SELECT_SYSLOGD) res = syslogd_query(ql, qmin, batch, dir, cmax);
else if (dbselect == DB_SELECT_LEGACY) res = legacy_query(ql, qmin, batch, dir, cmax);
- if ((dir >= 0) && (*cmax > qmin)) qmin = *cmax;
- else if ((dir < 0) && (*cmax < qmin)) qmin = *cmax;
+ if ((dir >= 0) && (*cmax > qmin)) qmin = *cmax + 1;
+ else if ((dir < 0) && (*cmax < qmin)) qmin = *cmax - 1;
if (res == NULL)
{
if (i < 0) i = 0;
}
+ if (sort_key != NULL)
+ {
+ qsort(res->msg, res->count, sizeof(asl_msg_t *), sort_compare);
+ }
+
if ((f != NULL) || (export != NULL))
{
for (; i < res->count; i++) printmsg(f, res->msg[i], pfmt, pflags);
}
- aslresponse_free((aslresponse)res);
+ asl_msg_list_release(res);
}
}
+ if ((pflags & COMPRESS_DUPS) && (last_printmsg_count > 0))
+ {
+ fprintf(f, "--- last message repeated %d time%s ---\n", last_printmsg_count, (last_printmsg_count == 1) ? "" : "s");
+ free(last_printmsg_str);
+ last_printmsg_str = NULL;
+ last_printmsg_count = 0;
+ }
+
if (pflags & FORMAT_XML) print_xml_trailer(f);
}
}
o |= flags;
- if (qval != NULL) asl_set_query(q, key, qval, o);
- else asl_set_query(q, key, val, o);
+ if (qval != NULL) asl_msg_set_key_val_op(q, key, qval, o);
+ else asl_msg_set_key_val_op(q, key, val, o);
return 0;
}
}
/* shouldn't happen */
- if (name == NULL) return DB_SELECT_STORE;
+ if (name == NULL) return DB_SELECT_ASL;
s = NULL;
status = asl_file_open_read(name, &s);
asl_file_t *s;
char *path;
+ /*
+ * Try opening as a data store
+ */
+ status = asl_store_open_read(name, &store);
+ if (status == 0)
+ {
+ if (name == NULL) return DB_SELECT_ASL;
+ if (!strcmp(name, PATH_ASL_STORE)) return DB_SELECT_ASL;
+ return DB_SELECT_STORE;
+ }
+
/*
* Open all readable files
*/
main(int argc, char *argv[])
{
FILE *outfile;
- int i, j, n, watch, status, pflags, tflags, iamroot, user_tflag;
+ int i, j, n, watch, status, pflags, iamroot, user_tflag, export_preserve_id, saw_dash_d, since_boot;
int notify_file, notify_token;
- asl_search_result_t *qlist;
+ asl_msg_list_t *qlist;
asl_msg_t *cq;
char *pfmt;
const char *exportname;
flags = 0;
tail_count = 0;
batch = FETCH_BATCH;
- pflags = FORMAT_STD;
- tflags = TIME_LCL;
- encode = ASL_ENCODE_ASL;
+ pflags = FORMAT_STD | COMPRESS_DUPS;
+ encode = ASL_ENCODE_SAFE;
cq = NULL;
exportname = NULL;
+ export_preserve_id = 0;
+ saw_dash_d = 0;
+ since_boot = 0;
i = asl_store_location();
if (i == ASL_STORE_LOCATION_MEMORY) dbselect = DB_SELECT_SYSLOGD;
if (getuid() == 0) iamroot = 1;
+ if ((argc > 1) && ((!strcmp(argv[1], "-help")) || (!strcmp(argv[1], "--help"))))
+ {
+ usage(HELP_ALL);
+ exit(0);
+ }
+
for (i = 1; i < argc; i++)
{
- if ((!strcmp(argv[i], "-help")) || (!strcmp(argv[i], "--help")))
+
+ if ((!strcmp(argv[i], "-time")) || (!strcmp(argv[i], "--time")))
+ {
+ qmin = time(NULL);
+ printf("%llu\n", qmin);
+ exit(0);
+ }
+
+ if ((!strcmp(argv[i], "-stats")) || (!strcmp(argv[i], "--stats")))
{
- usage();
+ asl_stats(argc, argv);
exit(0);
}
- if (!strcmp(argv[i], "-time"))
+ if ((!strcmp(argv[i], "-config")) || (!strcmp(argv[i], "--config")))
{
- qmin = time(NULL);
- printf("%llu\n", qmin);
+ syslog_config(argc, argv);
+ exit(0);
+ }
+
+ if ((!strcmp(argv[i], "-control")) || (!strcmp(argv[i], "--control")))
+ {
+ syslog_control(argc, argv);
+ exit(0);
+ }
+
+ if ((!strcmp(argv[i], "-module")) || (!strcmp(argv[i], "--module")))
+ {
+ module_control(argc, argv);
exit(0);
}
}
}
- qlist = (asl_search_result_t *)calloc(1, sizeof(asl_search_result_t));
+ qlist = asl_msg_list_new();
if (qlist == NULL) exit(1);
+ cq = NULL;
+
for (i = 1; i < argc; i++)
{
if (!strcmp(argv[i], "-f"))
if (!strcmp(argv[j], "-"))
{
dbselect = DB_SELECT_SYSLOGD;
+ i++;
break;
}
else if (argv[j][0] == '-')
else
{
dbselect = add_db_file(argv[j]);
+ i++;
}
}
}
}
- if (!strcmp(argv[i], "-d"))
+ else if (!strcmp(argv[i], "-d"))
{
- if ((i + 1) < argc)
+ saw_dash_d = i + 1;
+
+ if (saw_dash_d < argc)
{
- for (j = i + 1; j < argc; j++)
+ for (j = saw_dash_d; j < argc; j++)
{
if (!strcmp(argv[j], "store"))
{
dbselect = add_db_dir(PATH_ASL_STORE);
+ i++;
}
else if (!strcmp(argv[j], "archive"))
{
dbselect = add_db_dir(PATH_ASL_ARCHIVE);
+ i++;
}
else if (argv[j][0] == '-')
{
else
{
dbselect = add_db_dir(argv[j]);
+ i++;
}
}
}
+ else
+ {
+ fprintf(stderr, "missing directory name following -d flag\n");
+ return -1;
+ }
+ }
+ else if (!strcmp(argv[i], "-b"))
+ {
+ batch = atoi(argv[++i]);
+ }
+ else if (!strcmp(argv[i], "-B"))
+ {
+ since_boot = 1;
}
else if (!strcmp(argv[i], "-w"))
{
if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
{
i++;
- tail_count = atoi(argv[i]);
+ if (!strcmp(argv[i], "all"))
+ {
+ tail_count = (uint32_t)-1;
+ }
+ else if (!strcmp(argv[i], "boot"))
+ {
+ since_boot = 1;
+ }
+ else
+ {
+ tail_count = atoi(argv[i]);
+ }
+ }
+ }
+ else if (!strcmp(argv[i], "-sort"))
+ {
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ sort_key = argv[i];
+
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ sort_key_2 = argv[i];
+ }
+ }
+ else
+ {
+ sort_key = ASL_KEY_MSG_ID;
+ }
+
+ batch = 0;
+ }
+ else if (!strcmp(argv[i], "-nsort"))
+ {
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ sort_key = argv[i];
+
+ if (((i + 1) < argc) && (argv[i + 1][0] != '-'))
+ {
+ i++;
+ sort_key_2 = argv[i];
+ }
+ }
+ else
+ {
+ sort_key = ASL_KEY_MSG_ID;
}
+
+ sort_numeric = 1;
+ batch = 0;
}
else if (!strcmp(argv[i], "-u"))
{
- tflags = TIME_UTC;
+ tfmt = "Z";
user_tflag = 1;
}
- else if (!strcmp(argv[i], "-x"))
+ else if ((!strcmp(argv[i], "-x")) || (!strcmp(argv[i], "-X")))
{
if ((i + 1) >= argc)
{
- aslresponse_free(qlist);
- usage();
+ asl_msg_list_release(qlist);
+ usage(HELP_SEARCH);
exit(1);
}
+ if (!strcmp(argv[i], "-x")) export_preserve_id = 1;
+
exportname = argv[++i];
}
else if (!strcmp(argv[i], "-E"))
{
if ((i + 1) >= argc)
{
- aslresponse_free(qlist);
- usage();
+ asl_msg_list_release(qlist);
+ usage(HELP_SEARCH);
exit(1);
}
if (!strcmp(argv[i], "vis")) encode = ASL_ENCODE_ASL;
else if (!strcmp(argv[i], "safe")) encode = ASL_ENCODE_SAFE;
+ else if (!strcmp(argv[i], "xml")) encode = ASL_ENCODE_XML;
else if (!strcmp(argv[i], "none")) encode = ASL_ENCODE_NONE;
else if ((argv[i][0] >= '0') && (argv[i][0] <= '9') && (argv[i][1] == '\0')) encode = atoi(argv[i]);
}
{
if ((i + 1) >= argc)
{
- aslresponse_free(qlist);
- usage();
+ asl_msg_list_release(qlist);
+ usage(HELP_SEARCH);
exit(1);
}
if (!strcmp(argv[i], "raw"))
{
pflags = FORMAT_RAW;
- if (user_tflag == 0) tflags = TIME_SEC;
+ if (user_tflag == 0) tfmt = "sec";
}
else if (!strcmp(argv[i], "std"))
{
- pflags = FORMAT_STD;
+ pflags = FORMAT_STD | COMPRESS_DUPS;
}
else if (!strcmp(argv[i], "bsd"))
{
- pflags = FORMAT_LEGACY;
+ pflags = FORMAT_LEGACY | COMPRESS_DUPS;
}
else if (!strcmp(argv[i], "xml"))
{
pflags = FORMAT_XML;
+ encode = ASL_ENCODE_XML;
}
else
{
{
if ((i + 1) >= argc)
{
- aslresponse_free(qlist);
- usage();
+ asl_msg_list_release(qlist);
+ usage(HELP_SEARCH);
exit(1);
}
i++;
+ tfmt = argv[i];
user_tflag = 1;
-
- if (!strcmp(argv[i], "sec")) tflags = TIME_SEC;
- else if (!strcmp(argv[i], "utc")) tflags = TIME_UTC;
- else if (!strcmp(argv[i], "local")) tflags = TIME_LCL;
- else if (!strcmp(argv[i], "lcl")) tflags = TIME_LCL;
- else tflags = TIME_LCL;
+ }
+ else if (!strcmp(argv[i], "-nodc"))
+ {
+ pflags = pflags & ~COMPRESS_DUPS;
}
else if (!strcmp(argv[i], "-o"))
{
flags = 0;
- if (qlist->count == 0)
- {
- qlist->msg = (asl_msg_t **)calloc(1, sizeof(asl_msg_t *));
- }
- else
+ if (cq != NULL)
{
- qlist->msg = (asl_msg_t **)reallocf(qlist->msg, (qlist->count + 1) * sizeof(asl_msg_t *));
+ asl_msg_list_append(qlist, cq);
+ asl_msg_release(cq);
+ cq = NULL;
}
-
- if (qlist->msg == NULL) exit(1);
-
- cq = asl_new(ASL_TYPE_QUERY);
- qlist->msg[qlist->count] = cq;
- qlist->count++;
}
else if (!strcmp(argv[i], "-n"))
{
}
else if (!strcmp(argv[i], "-C"))
{
- if (qlist->count == 0)
+ if (cq != NULL)
{
- qlist->msg = (asl_msg_t **)calloc(1, sizeof(asl_msg_t *));
- if (qlist->msg == NULL) exit(1);
-
- cq = asl_new(ASL_TYPE_QUERY);
- qlist->msg[qlist->count] = cq;
- qlist->count++;
+ asl_msg_list_append(qlist, cq);
+ asl_msg_release(cq);
+ cq = NULL;
}
+ flags = 0;
+ cq = asl_msg_new(ASL_TYPE_QUERY);
status = add_op(cq, ASL_KEY_FACILITY, OP_EQ, FACILITY_CONSOLE, flags);
+ asl_msg_list_append(qlist, cq);
+ asl_msg_release(cq);
+ cq = NULL;
- flags = 0;
if (status != 0)
{
- aslresponse_free(qlist);
+ asl_msg_list_release(qlist);
exit(1);
}
}
fprintf(stderr, "invalid sequence: -k");
for (j = i; j <= n; j++) fprintf(stderr, " %s", argv[j]);
fprintf(stderr, "\n");
- usage();
+ usage(HELP_SEARCH);
exit(1);
}
}
continue;
}
- if (qlist->count == 0)
- {
- qlist->msg = (asl_msg_t **)calloc(1, sizeof(asl_msg_t *));
- if (qlist->msg == NULL) exit(1);
-
- cq = asl_new(ASL_TYPE_QUERY);
- qlist->msg[qlist->count] = cq;
- qlist->count++;
- }
+ if (cq == NULL) cq = asl_msg_new(ASL_TYPE_QUERY);
status = 0;
if (n == 1) status = add_op(cq, argv[i], NULL, NULL, flags);
flags = 0;
if (status != 0)
{
- aslresponse_free(qlist);
+ asl_msg_list_release(qlist);
exit(1);
}
+
+ i += (n - 1);
+ }
+ else
+ {
+ fprintf(stderr, "syslog: unknown option \"%s\"\n", argv[i]);
+ fprintf(stderr, "run \"syslog -help\" for usage\n");
+ exit(1);
}
}
- pflags |= tflags;
+ if (cq != NULL)
+ {
+ asl_msg_list_append(qlist, cq);
+ asl_msg_release(cq);
+ cq = NULL;
+ }
+
pflags |= encode;
outfile = stdout;
+ /*
+ * Catch and report some cases where watch (-w) doesn't work
+ */
+ if (watch == 1)
+ {
+ if (sort_key != NULL)
+ {
+ fprintf(stderr, "Warning: -w flag has no effect with -sort flag\n");
+ watch = 0;
+ }
+
+ if (dbselect == DB_SELECT_FILES)
+ {
+ if (saw_dash_d == 0)
+ {
+ fprintf(stderr, "Warning: -w flag not supported for a set of one or more files\n");
+ }
+ else
+ {
+ fprintf(stderr, "Warning: directory \"%s\" is not an ASL data store\n", argv[saw_dash_d]);
+ fprintf(stderr, " -w flag not supported for a set of one or more files\n");
+ }
+
+ watch = 0;
+ }
+ }
+
if (exportname != NULL)
{
if (watch == 1)
status = asl_file_open_write(exportname, 0644, -1, -1, &export);
if (status != ASL_STATUS_OK)
{
- aslresponse_free(qlist);
+ asl_msg_list_release(qlist);
fprintf(stderr, "export file open failed: %s\n", asl_core_error(status));
exit(1);
}
* allow the string cache to be unlimited to maximize string dup compression
* preserve message IDs
*/
- export->flags = ASL_FILE_FLAG_UNLIMITED_CACHE | ASL_FILE_FLAG_PRESERVE_MSG_ID;
+ export->flags = ASL_FILE_FLAG_UNLIMITED_CACHE;
+ if (export_preserve_id != 0) export->flags |= ASL_FILE_FLAG_PRESERVE_MSG_ID;
outfile = NULL;
pflags = EXPORT;
notify_file = -1;
notify_token = -1;
- if (watch == 1)
+ fprintf(stderr, "NOTE: Most system logs have moved to a new logging system. See log(1) for more information.\n");
+
+ /* set starting point */
+ if (since_boot == 1)
{
- if ((dbselect == DB_SELECT_STORE) || (dbselect == DB_SELECT_SYSLOGD))
+ /* search back for last "BOOT_TIME (ut_type == 2) record */
+ asl_msg_list_t *bt;
+ asl_msg_t *bq;
+
+ bt = asl_msg_list_new();
+ if (bt == NULL)
{
- status = notify_register_file_descriptor("com.apple.system.logger.message", ¬ify_file, 0, ¬ify_token);
- if (status != NOTIFY_STATUS_OK) notify_token = -1;
+ fprintf(stderr, "\ncan't allocate memory - exiting\n");
+ exit(1);
}
- }
- if ((qlist->count == 0) && (watch == 1))
+ bq = asl_msg_new(ASL_TYPE_QUERY);
+ if (bq == NULL)
+ {
+ fprintf(stderr, "\ncan't allocate memory - exiting\n");
+ exit(1);
+ }
+
+ asl_msg_list_append(bt, bq);
+ asl_msg_release(bq);
+
+ asl_msg_set_key_val_op(bq, "ut_type", "2", ASL_QUERY_OP_EQUAL);
+
+ search_once(NULL, NULL, 0, (asl_msg_list_t *)bt, -1, &qmin, 1, 1, -1, 0);
+ asl_msg_list_release(bt);
+
+ if (qmin > 0) qmin--;
+ tail_count = 0;
+ }
+ else if (watch == 1)
{
+ /* go back tail_count records from last record */
qmin = -1;
- search_once(NULL, NULL, 0, NULL, qmin, &cmax, 1, 1, -1, 0);
- qmin = (cmax + 1) - tail_count;
+ search_once(NULL, NULL, 0, qlist, qmin, &cmax, 1, 1, -1, 0);
+
+ if (cmax >= tail_count) qmin = cmax - tail_count;
+ else qmin = 0;
+
tail_count = 0;
}
+ if ((watch == 1) && (dbselect == DB_SELECT_ASL))
+ {
+ status = notify_register_file_descriptor("com.apple.system.logger.message", ¬ify_file, 0, ¬ify_token);
+ if (status != NOTIFY_STATUS_OK) notify_token = -1;
+ }
+
/* output should be line buffered */
if (outfile != NULL) setlinebuf(outfile);
- search_once(outfile, pfmt, pflags, qlist, qmin, &cmax, 0, batch, 1, tail_count);
+ search_once(outfile, pfmt, pflags, qlist, qmin + 1, &cmax, 0, 0, 1, tail_count);
if (watch == 1)
{
- if (notify_token == -1)
+ if (dbselect == DB_SELECT_SYSLOGD)
+ {
+#if TARGET_OS_EMBEDDED
+ syslogd_direct_watch(outfile, pfmt, pflags, qlist);
+#else
+ fprintf(stderr, "Warning: -w flag cannot be used when querying syslogd directly\n");
+ exit(1);
+#endif
+ }
+ else if (notify_token == -1)
{
forever
{
}
if (db_files != NULL) asl_file_list_close(db_files);
- if (store != NULL) asl_store_close(store);
- if (export != NULL) asl_file_close(export);
+ if (store != NULL) asl_store_release(store);
+ if (export != NULL) asl_file_release(export);
- aslresponse_free(qlist);
+ asl_msg_list_release(qlist);
exit(0);
}
projects / apple / syslog.git / blobdiff