static char *opt_session_name;
static int opt_userspace;
static int opt_jul;
+static int opt_log4j;
static int opt_enable_all;
static char *opt_probe;
static char *opt_function;
{"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
{"userspace", 'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0},
{"jul", 'j', POPT_ARG_VAL, &opt_jul, 1, 0, 0},
+ {"log4j", 'l', POPT_ARG_VAL, &opt_log4j, 1, 0, 0},
{"tracepoint", 0, POPT_ARG_NONE, 0, OPT_TRACEPOINT, 0, 0},
{"probe", 0, POPT_ARG_STRING, &opt_probe, OPT_PROBE, 0, 0},
{"function", 0, POPT_ARG_STRING, &opt_function, OPT_FUNCTION, 0, 0},
fprintf(ofp, " -k, --kernel Apply for the kernel tracer\n");
fprintf(ofp, " -u, --userspace Apply to the user-space tracer\n");
fprintf(ofp, " -j, --jul Apply for Java application using JUL\n");
+ fprintf(ofp, " -l, --log4j Apply for Java application using LOG4j\n");
fprintf(ofp, "\n");
fprintf(ofp, "Event options:\n");
fprintf(ofp, " --tracepoint Tracepoint event (default)\n");
fprintf(ofp, "\n");
fprintf(ofp, " --loglevel name\n");
fprintf(ofp, " Tracepoint loglevel range from 0 to loglevel.\n");
- fprintf(ofp, " For JUL domain, see the table below for the range values.\n");
+ fprintf(ofp, " For JUL/LOG4j domain, see the table below for the range values.\n");
fprintf(ofp, " --loglevel-only name\n");
fprintf(ofp, " Tracepoint loglevel (only this loglevel)\n");
fprintf(ofp, "\n");
fprintf(ofp, " JUL_ALL = INT32_MIN\n");
fprintf(ofp, " (shortcuts such as \"severe\" are allowed)\n");
fprintf(ofp, "\n");
+ fprintf(ofp, " Available LOG4j domain loglevels:\n");
+ fprintf(ofp, " LOG4J_OFF = INT32_MAX\n");
+ fprintf(ofp, " LOG4J_FATAL = %d\n", LTTNG_LOGLEVEL_LOG4J_FATAL);
+ fprintf(ofp, " LOG4J_ERROR = %d\n", LTTNG_LOGLEVEL_LOG4J_ERROR);
+ fprintf(ofp, " LOG4J_WARN = %d\n", LTTNG_LOGLEVEL_LOG4J_WARN);
+ fprintf(ofp, " LOG4J_INFO = %d\n", LTTNG_LOGLEVEL_LOG4J_INFO);
+ fprintf(ofp, " LOG4J_DEBUG = %d\n", LTTNG_LOGLEVEL_LOG4J_DEBUG);
+ fprintf(ofp, " LOG4J_TRACE = %d\n", LTTNG_LOGLEVEL_LOG4J_TRACE);
+ fprintf(ofp, " LOG4J_ALL = INT32_MIN\n");
+ fprintf(ofp, " (shortcuts such as \"severe\" are allowed)\n");
+ fprintf(ofp, "\n");
fprintf(ofp, " -f, --filter \'expression\'\n");
fprintf(ofp, " Filter expression on event fields and context.\n");
fprintf(ofp, " Event recording depends on evaluation.\n");
*/
static int parse_probe_opts(struct lttng_event *ev, char *opt)
{
- int ret;
+ int ret = CMD_SUCCESS;
+ int match;
char s_hex[19];
#define S_HEX_LEN_SCANF_IS_A_BROKEN_API "18" /* 18 is (19 - 1) (\0 is extra) */
char name[LTTNG_SYMBOL_NAME_LEN];
if (opt == NULL) {
- ret = -1;
+ ret = CMD_ERROR;
goto end;
}
/* Check for symbol+offset */
- ret = sscanf(opt, "%" LTTNG_SYMBOL_NAME_LEN_SCANF_IS_A_BROKEN_API
+ match = sscanf(opt, "%" LTTNG_SYMBOL_NAME_LEN_SCANF_IS_A_BROKEN_API
"[^'+']+%" S_HEX_LEN_SCANF_IS_A_BROKEN_API "s", name, s_hex);
- if (ret == 2) {
+ if (match == 2) {
strncpy(ev->attr.probe.symbol_name, name, LTTNG_SYMBOL_NAME_LEN);
ev->attr.probe.symbol_name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
DBG("probe symbol %s", ev->attr.probe.symbol_name);
if (*s_hex == '\0') {
ERR("Invalid probe offset %s", s_hex);
- ret = -1;
+ ret = CMD_ERROR;
goto end;
}
ev->attr.probe.offset = strtoul(s_hex, NULL, 0);
/* Check for symbol */
if (isalpha(name[0])) {
- ret = sscanf(opt, "%" LTTNG_SYMBOL_NAME_LEN_SCANF_IS_A_BROKEN_API "s",
+ match = sscanf(opt, "%" LTTNG_SYMBOL_NAME_LEN_SCANF_IS_A_BROKEN_API "s",
name);
- if (ret == 1) {
+ if (match == 1) {
strncpy(ev->attr.probe.symbol_name, name, LTTNG_SYMBOL_NAME_LEN);
ev->attr.probe.symbol_name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
DBG("probe symbol %s", ev->attr.probe.symbol_name);
}
/* Check for address */
- ret = sscanf(opt, "%" S_HEX_LEN_SCANF_IS_A_BROKEN_API "s", s_hex);
- if (ret > 0) {
+ match = sscanf(opt, "%" S_HEX_LEN_SCANF_IS_A_BROKEN_API "s", s_hex);
+ if (match > 0) {
if (*s_hex == '\0') {
ERR("Invalid probe address %s", s_hex);
- ret = -1;
+ ret = CMD_ERROR;
goto end;
}
ev->attr.probe.addr = strtoul(s_hex, NULL, 0);
}
/* No match */
- ret = -1;
+ ret = CMD_ERROR;
end:
return ret;
}
+/*
+ * Maps LOG4j loglevel from string to value
+ */
+static int loglevel_log4j_str_to_value(const char *inputstr)
+{
+ int i = 0;
+ char str[LTTNG_SYMBOL_NAME_LEN];
+
+ /*
+ * Loop up to LTTNG_SYMBOL_NAME_LEN minus one because the NULL bytes is
+ * added at the end of the loop so a the upper bound we avoid the overflow.
+ */
+ while (i < (LTTNG_SYMBOL_NAME_LEN - 1) && inputstr[i] != '\0') {
+ str[i] = toupper(inputstr[i]);
+ i++;
+ }
+ str[i] = '\0';
+
+ if (!strcmp(str, "LOG4J_OFF") || !strcmp(str, "OFF")) {
+ return LTTNG_LOGLEVEL_LOG4J_OFF;
+ } else if (!strcmp(str, "LOG4J_FATAL") || !strcmp(str, "FATAL")) {
+ return LTTNG_LOGLEVEL_LOG4J_FATAL;
+ } else if (!strcmp(str, "LOG4J_ERROR") || !strcmp(str, "ERROR")) {
+ return LTTNG_LOGLEVEL_LOG4J_ERROR;
+ } else if (!strcmp(str, "LOG4J_WARN") || !strcmp(str, "WARN")) {
+ return LTTNG_LOGLEVEL_LOG4J_WARN;
+ } else if (!strcmp(str, "LOG4J_INFO") || !strcmp(str, "INFO")) {
+ return LTTNG_LOGLEVEL_LOG4J_INFO;
+ } else if (!strcmp(str, "LOG4J_DEBUG") || !strcmp(str, "DEBUG")) {
+ return LTTNG_LOGLEVEL_LOG4J_DEBUG;
+ } else if (!strcmp(str, "LOG4J_TRACE") || !strcmp(str, "TRACE")) {
+ return LTTNG_LOGLEVEL_LOG4J_TRACE;
+ } else if (!strcmp(str, "LOG4J_ALL") || !strcmp(str, "ALL")) {
+ return LTTNG_LOGLEVEL_LOG4J_ALL;
+ } else {
+ return -1;
+ }
+}
+
/*
* Maps JUL loglevel from string to value
*/
dom.type = LTTNG_DOMAIN_JUL;
/* Default. */
dom.buf_type = LTTNG_BUFFER_PER_UID;
+ } else if (opt_log4j) {
+ dom.type = LTTNG_DOMAIN_LOG4J;
+ /* Default. */
+ dom.buf_type = LTTNG_BUFFER_PER_UID;
} else {
print_missing_domain();
ret = CMD_ERROR;
strcpy(ev.name, "*");
ev.loglevel_type = opt_loglevel_type;
if (opt_loglevel) {
- assert(opt_userspace || opt_jul);
+ assert(opt_userspace || opt_jul || opt_log4j);
if (opt_userspace) {
ev.loglevel = loglevel_str_to_value(opt_loglevel);
} else if (opt_jul) {
ev.loglevel = loglevel_jul_str_to_value(opt_loglevel);
+ } else if (opt_log4j) {
+ ev.loglevel = loglevel_log4j_str_to_value(opt_loglevel);
}
if (ev.loglevel == -1) {
ERR("Unknown loglevel %s", opt_loglevel);
goto error;
}
} else {
- assert(opt_userspace || opt_jul);
+ assert(opt_userspace || opt_jul || opt_log4j);
if (opt_userspace) {
ev.loglevel = -1;
- } else if (opt_jul) {
+ } else if (opt_jul || opt_log4j) {
ev.loglevel = LTTNG_LOGLEVEL_JUL_ALL;
}
}
break;
case LTTNG_EVENT_SYSCALL:
if (opt_kernel) {
- MSG("All kernel system calls are enabled in channel %s",
+ MSG("All %s system calls are enabled in channel %s",
+ get_domain_str(dom.type),
print_channel_name(channel_name));
}
break;
break;
case LTTNG_EVENT_PROBE:
ret = parse_probe_opts(&ev, opt_probe);
- if (ret < 0) {
+ if (ret) {
ERR("Unable to parse probe options");
ret = 0;
goto error;
break;
case LTTNG_EVENT_FUNCTION:
ret = parse_probe_opts(&ev, opt_function);
- if (ret < 0) {
+ if (ret) {
ERR("Unable to parse function probe options");
ret = 0;
goto error;
ev.attr.ftrace.symbol_name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
break;
case LTTNG_EVENT_SYSCALL:
- MSG("per-syscall selection not supported yet. Use \"-a\" "
- "for all syscalls.");
+ ev.type = LTTNG_EVENT_SYSCALL;
+ break;
default:
ret = CMD_UNDEFINED;
goto error;
} else {
ev.loglevel = -1;
}
- } else if (opt_jul) {
+ } else if (opt_jul || opt_log4j) {
if (opt_event_type != LTTNG_EVENT_ALL &&
opt_event_type != LTTNG_EVENT_TRACEPOINT) {
- ERR("Event type not supported for JUL domain.");
+ ERR("Event type not supported for domain.");
ret = CMD_UNSUPPORTED;
goto error;
}
ev.loglevel_type = opt_loglevel_type;
if (opt_loglevel) {
- ev.loglevel = loglevel_jul_str_to_value(opt_loglevel);
+ if (opt_jul) {
+ ev.loglevel = loglevel_jul_str_to_value(opt_loglevel);
+ } else if (opt_log4j) {
+ ev.loglevel = loglevel_log4j_str_to_value(opt_loglevel);
+ }
if (ev.loglevel == -1) {
ERR("Unknown loglevel %s", opt_loglevel);
ret = -LTTNG_ERR_INVALID;
goto error;
}
} else {
- ev.loglevel = LTTNG_LOGLEVEL_JUL_ALL;
+ if (opt_jul) {
+ ev.loglevel = LTTNG_LOGLEVEL_JUL_ALL;
+ } else if (opt_log4j) {
+ ev.loglevel = LTTNG_LOGLEVEL_LOG4J_ALL;
+ }
}
ev.type = LTTNG_EVENT_TRACEPOINT;
strncpy(ev.name, event_name, LTTNG_SYMBOL_NAME_LEN);
}
error_holder = command_ret;
} else {
- /* So we don't print the default channel name for JUL. */
- if (dom.type == LTTNG_DOMAIN_JUL) {
+ /* So we don't print the default channel name for agent domain. */
+ if (dom.type == LTTNG_DOMAIN_JUL ||
+ dom.type == LTTNG_DOMAIN_LOG4J) {
MSG("%s event %s%s enabled.",
get_domain_str(dom.type), event_name,
exclusion_string);