#include "../command.h"
#include "../utils.h"
-#include <common/defaults.h>
-#include <common/sessiond-comm/sessiond-comm.h>
-#include <common/uri.h>
-
-static int opt_kernel;
-static int opt_userspace;
-static int opt_enable;
-static char *opt_session_name;
-static char *opt_url;
-static char *opt_ctrl_url;
-static char *opt_data_url;
-static char *opt_url_arg;
-
-static struct lttng_handle *handle;
-
-enum {
- OPT_HELP = 1,
- OPT_LIST_OPTIONS,
-};
-
-static struct poptOption long_options[] = {
- /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
- {"help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL},
- {"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL},
- {"session", 's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
- {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0},
- {"userspace", 'u', POPT_ARG_VAL, &opt_userspace, 1, 0, 0},
- {"set-uri", 'U', POPT_ARG_STRING, &opt_url, 0, 0, 0},
- {"ctrl-uri", 'C', POPT_ARG_STRING, &opt_ctrl_url, 0, 0, 0},
- {"data-uri", 'D', POPT_ARG_STRING, &opt_data_url, 0, 0, 0},
- {"enable", 'e', POPT_ARG_VAL, &opt_enable, 1, 0, 0},
- {0, 0, 0, 0, 0, 0, 0}
-};
-
-/*
- * usage
- */
-static void usage(FILE *ofp)
-{
- fprintf(ofp, "usage: lttng enable-consumer [-u|-k] [URL] [OPTIONS]\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "The default behavior is to enable a consumer to the current URL.\n");
- fprintf(ofp, "The default URL is the local filesystem at the path of the session.\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "The enable-consumer feature supports both local and network transport.\n");
- fprintf(ofp, "You must have a running lttng-relayd for network transmission.\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "Options:\n");
- fprintf(ofp, " -h, --help Show this help\n");
- fprintf(ofp, " --list-options Simple listing of options\n");
- fprintf(ofp, " -s, --session NAME Apply to session name\n");
- fprintf(ofp, " -k, --kernel Apply to the kernel tracer\n");
- fprintf(ofp, " -u, --userspace Apply to the user-space tracer\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "Extended Options:\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "Using these options, each API call can be controlled individually.\n");
- fprintf(ofp, "For instance, -C does not enable the consumer automatically.\n");
- fprintf(ofp, "\n");
- fprintf(ofp, " -U, --set-uri=URL Set URL for the enable-consumer destination.\n");
- fprintf(ofp, " It is persistent for the session lifetime.\n");
- fprintf(ofp, " Redo the command to change it.\n");
- fprintf(ofp, " This will set both data and control URL for network.\n");
- fprintf(ofp, " -C, --ctrl-url=URL Set control path URL. (Must use -D also)\n");
- fprintf(ofp, " -D, --data-url=URL Set data path URL. (Must use -C also)\n");
- fprintf(ofp, " -e, --enable Enable consumer\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "Please refer to the man page (lttng(1)) for more information on network\n");
- fprintf(ofp, "streaming mechanisms and explanation of the control and data port\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "URL format is has followed:\n");
- fprintf(ofp, "\n");
- fprintf(ofp, " proto://[HOST|IP][:PORT1[:PORT2]][/TRACE_PATH]\n");
- fprintf(ofp, "\n");
- fprintf(ofp, " Supported protocols are (proto):\n");
- fprintf(ofp, " > file://...\n");
- fprintf(ofp, " Local filesystem full path.\n");
- fprintf(ofp, "\n");
- fprintf(ofp, " > net[6]://...\n");
- fprintf(ofp, " This will use the default network transport layer which is\n");
- fprintf(ofp, " TCP for both control (PORT1) and data port (PORT2).\n");
- fprintf(ofp, " The default ports are respectively 5342 and 5343.\n");
- fprintf(ofp, "\n");
- fprintf(ofp, " > tcp[4|6]://...\n");
- fprintf(ofp, " Can only be used with -C and -D together\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "NOTE: IPv6 address MUST be enclosed in brackets '[]' (rfc2732)\n");
- fprintf(ofp, "\n");
- fprintf(ofp, "Examples:\n");
- fprintf(ofp, " # lttng enable-consumer -u net://192.168.1.42\n");
- fprintf(ofp, " Uses TCP and default ports for user space tracing (-u).\n");
- fprintf(ofp, "\n");
-}
-
-/*
- * Enable consumer command.
- */
-static int enable_consumer(char *session_name, int domain)
-{
- int ret = CMD_SUCCESS;
- int run_enable_cmd = 1;
- struct lttng_domain dom;
-
- memset(&dom, 0, sizeof(dom));
-
- dom.type = domain;
-
- handle = lttng_create_handle(session_name, &dom);
- if (handle == NULL) {
- ret = -1;
- goto error;
- }
-
- /* Handle trailing arguments */
- if (opt_url_arg) {
- ret = lttng_set_consumer_url(handle, opt_url_arg, NULL);
- if (ret < 0) {
- ERR("%s", lttng_strerror(ret));
- goto error;
- }
-
- MSG("URL %s set for %s session %s.", opt_url_arg,
- (domain == LTTNG_DOMAIN_KERNEL) ? "kernel" : "UST",
- session_name);
- }
-
- /* Handling URLs (-U opt) */
- if (opt_url) {
- ret = lttng_set_consumer_url(handle, opt_url, NULL);
- if (ret < 0) {
- ERR("%s", lttng_strerror(ret));
- goto error;
- }
-
- /* opt_enable will tell us to run or not the enable_consumer cmd. */
- run_enable_cmd = 0;
-
- MSG("URL %s set for %s session %s.", opt_url,
- (domain == LTTNG_DOMAIN_KERNEL) ? "kernel" : "UST",
- session_name);
- }
-
- /* Setting up control URL (-C or/and -D opt) */
- if (opt_ctrl_url || opt_data_url) {
- ret = lttng_set_consumer_url(handle, opt_ctrl_url, opt_data_url);
- if (ret < 0) {
- ERR("%s", lttng_strerror(ret));
- goto error;
- }
-
- /* opt_enable will tell us to run or not the enable_consumer cmd. */
- run_enable_cmd = 0;
-
- if (opt_ctrl_url) {
- MSG("Control URL %s set for %s session %s.", opt_ctrl_url,
- (domain == LTTNG_DOMAIN_KERNEL) ? "kernel" : "UST",
- session_name);
- }
-
- if (opt_data_url) {
- MSG("Data URL %s set for %s session %s.", opt_data_url,
- (domain == LTTNG_DOMAIN_KERNEL) ? "kernel" : "UST",
- session_name);
- }
- }
-
- /* Enable consumer (-e opt) */
- if (opt_enable || run_enable_cmd) {
- ret = lttng_enable_consumer(handle);
- if (ret < 0) {
- ERR("Enabling consumer for session %s: %s", session_name,
- lttng_strerror(ret));
- if (ret == -LTTNG_ERR_ENABLE_CONSUMER_FAIL) {
- ERR("Perhaps the session was previously started?");
- }
- goto error;
- }
-
- MSG("Consumer enabled successfully");
- }
-
-error:
- lttng_destroy_handle(handle);
- return ret;
-}
-
/*
* The 'enable-consumer <options>' first level command
*
*/
int cmd_enable_consumer(int argc, const char **argv)
{
- int opt, ret = CMD_SUCCESS;
- static poptContext pc;
- char *session_name = NULL;
-
- pc = poptGetContext(NULL, argc, argv, long_options, 0);
- poptReadDefaultConfig(pc, 0);
-
- while ((opt = poptGetNextOpt(pc)) != -1) {
- switch (opt) {
- case OPT_HELP:
- usage(stdout);
- goto end;
- case OPT_LIST_OPTIONS:
- list_cmd_options(stdout, long_options);
- goto end;
- default:
- usage(stderr);
- ret = CMD_UNDEFINED;
- goto end;
- }
- }
-
- opt_url_arg = (char *) poptGetArg(pc);
- DBG("URLs: %s", opt_url_arg);
-
- /* Get session name */
- if (!opt_session_name) {
- session_name = get_session_name();
- if (session_name == NULL) {
- ret = CMD_ERROR;
- goto end;
- }
- } else {
- session_name = opt_session_name;
- }
-
- if (opt_kernel || (!opt_kernel && !opt_userspace)) {
- ret = enable_consumer(session_name, LTTNG_DOMAIN_KERNEL);
- if (ret < 0) {
- goto end;
- }
- }
-
- if (opt_userspace || (!opt_kernel && !opt_userspace)) {
- ret = enable_consumer(session_name, LTTNG_DOMAIN_UST);
- if (ret < 0) {
- goto end;
- }
- }
+ int ret;
-end:
- if (opt_session_name == NULL) {
- free(session_name);
- }
+ MSG("The enable-consumer command is now obselete.");
+ ret = CMD_WARNING;
- poptFreeContext(pc);
return ret;
}
projects / lttng-tools.git / blobdiff