bin: compile lttng as C++
[lttng-tools.git] / src / bin / lttng / commands / disable_rotation.c
diff --git a/src/bin/lttng/commands/disable_rotation.c b/src/bin/lttng/commands/disable_rotation.c
deleted file mode 100644 (file)
index ff5749c..0000000
+++ /dev/null
@@ -1,356 +0,0 @@
-/*
- * Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com>
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#define _LGPL_SOURCE
-#include <popt.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <inttypes.h>
-#include <ctype.h>
-
-#include <common/sessiond-comm/sessiond-comm.h>
-#include <common/mi-lttng.h>
-
-#include "../command.h"
-#include <lttng/lttng.h>
-
-static char *opt_session_name;
-static struct mi_writer *writer;
-
-#ifdef LTTNG_EMBED_HELP
-static const char help_msg[] =
-#include <lttng-disable-rotation.1.h>
-;
-#endif
-
-enum {
-       OPT_HELP = 1,
-       OPT_LIST_OPTIONS,
-       OPT_TIMER,
-       OPT_SIZE,
-};
-
-static struct poptOption long_options[] = {
-       /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
-       {"help",        'h',  POPT_ARG_NONE, 0, OPT_HELP, 0, 0},
-       {"list-options", 0,   POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL},
-       {"session",     's',  POPT_ARG_STRING, &opt_session_name, 0, 0, 0},
-       {"timer",        0,   POPT_ARG_NONE, 0, OPT_TIMER, 0, 0},
-       {"size",         0,   POPT_ARG_NONE, 0, OPT_SIZE, 0, 0},
-       {0, 0, 0, 0, 0, 0, 0}
-};
-
-static const char *schedule_type_str[] = {
-       [LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC] = "periodic",
-       [LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD] = "size-based",
-};
-
-static const struct lttng_rotation_schedule *get_schedule(
-               const char *session_name,
-               const struct lttng_rotation_schedules *schedules,
-               enum lttng_rotation_schedule_type schedule_type)
-{
-       unsigned int count, i;
-       enum lttng_rotation_status status;
-       const struct lttng_rotation_schedule *ret = NULL;
-
-       status = lttng_rotation_schedules_get_count(schedules, &count);
-       if (status != LTTNG_ROTATION_STATUS_OK) {
-               ERR("Unable to determine the number of rotation schedules of session %s",
-                               session_name);
-               goto end;
-       }
-
-       for (i = 0; i < count; i++) {
-               const struct lttng_rotation_schedule *schedule = NULL;
-
-               schedule = lttng_rotation_schedules_get_at_index(schedules, i);
-               if (!schedule) {
-                       ERR("Unable to retrieve rotation schedule at index %u",
-                                       i);
-                       goto end;
-               }
-
-               if (lttng_rotation_schedule_get_type(schedule) ==
-                               schedule_type) {
-                       ret = schedule;
-                       break;
-               }
-       }
-
-       if (!ret) {
-               ERR("No %s rotation schedule active on session %s",
-                               schedule_type_str[schedule_type], session_name);
-       }
-end:
-       return ret;
-}
-
-static struct lttng_rotation_schedule *create_empty_schedule(
-               enum lttng_rotation_schedule_type type)
-{
-       struct lttng_rotation_schedule *schedule = NULL;
-
-       switch (type) {
-       case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC:
-               schedule = lttng_rotation_schedule_periodic_create();
-               break;
-       case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD:
-               schedule = lttng_rotation_schedule_size_threshold_create();
-               break;
-       default:
-               abort();
-       }
-       return schedule;
-}
-
-static enum cmd_error_code remove_schedule(const char *session_name,
-               enum lttng_rotation_schedule_type schedule_type)
-{
-       enum cmd_error_code cmd_ret;
-       int ret;
-       const struct lttng_rotation_schedule *schedule = NULL;
-       struct lttng_rotation_schedules *schedules = NULL;
-       enum lttng_rotation_status status;
-       const char *schedule_type_name;
-       struct lttng_rotation_schedule *empty_schedule = NULL;
-
-       switch (schedule_type) {
-       case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC:
-       case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD:
-               break;
-       default:
-               ERR("Unknown schedule type");
-               abort();
-       }
-
-       schedule_type_name = schedule_type_str[schedule_type];
-
-       ret = lttng_session_list_rotation_schedules(session_name, &schedules);
-       if (ret != LTTNG_OK) {
-               ERR("Failed to list rotation schedules of session %s",
-                               session_name);
-               goto error;
-       }
-
-       schedule = get_schedule(session_name, schedules, schedule_type);
-       if (!schedule) {
-               cmd_ret = CMD_ERROR;
-               /*
-                * get_schedule() logs its own errors.
-                * A temporaty schedule is created to serialize an MI rotation
-                * schedule descriptor of the appropriate type that has no
-                * attributes set.
-                */
-               empty_schedule = create_empty_schedule(schedule_type);
-               if (!empty_schedule) {
-                       goto error;
-               }
-               goto skip_removal;
-       }
-
-       status = lttng_session_remove_rotation_schedule(session_name, schedule);
-       switch (status) {
-       case LTTNG_ROTATION_STATUS_OK:
-               MSG("Disabled %s rotation on session %s",
-                               schedule_type_name, session_name);
-               cmd_ret = CMD_SUCCESS;
-               break;
-       case LTTNG_ROTATION_STATUS_SCHEDULE_NOT_SET:
-               ERR("No %s rotation schedule set on session %s",
-                               schedule_type_name,
-                               session_name);
-               cmd_ret = CMD_ERROR;
-               break;
-       case LTTNG_ROTATION_STATUS_ERROR:
-       case LTTNG_ROTATION_STATUS_INVALID:
-       default:
-               ERR("Failed to disable %s rotation schedule on session %s",
-                               schedule_type_name, session_name);
-               cmd_ret = CMD_ERROR;
-               break;
-       }
-
-skip_removal:
-       if (lttng_opt_mi) {
-               ret = mi_lttng_rotation_schedule_result(writer,
-                               schedule ? schedule : empty_schedule,
-                               cmd_ret == CMD_SUCCESS);
-               if (ret < 0) {
-                       goto error;
-               }
-       }
-
-end:
-       lttng_rotation_schedules_destroy(schedules);
-       lttng_rotation_schedule_destroy(empty_schedule);
-       return cmd_ret;
-error:
-       cmd_ret = CMD_ERROR;
-       goto end;
-}
-
-/*
- *  cmd_disable_rotation
- *
- *  The 'disable-rotation <options>' first level command
- */
-int cmd_disable_rotation(int argc, const char **argv)
-{
-       int popt_ret, opt, ret = 0;
-       enum cmd_error_code cmd_ret = CMD_SUCCESS;
-       static poptContext pc;
-       char *session_name = NULL;
-       bool free_session_name = false;
-       bool periodic_rotation = false, size_rotation = false;
-
-       pc = poptGetContext(NULL, argc, argv, long_options, 0);
-       popt_ret = poptReadDefaultConfig(pc, 0);
-       if (popt_ret) {
-               cmd_ret = CMD_ERROR;
-               ERR("poptReadDefaultConfig");
-               goto end;
-       }
-
-       while ((opt = poptGetNextOpt(pc)) != -1) {
-               switch (opt) {
-               case OPT_HELP:
-                       SHOW_HELP();
-                       goto end;
-               case OPT_LIST_OPTIONS:
-                       list_cmd_options(stdout, long_options);
-                       goto end;
-               case OPT_TIMER:
-                       periodic_rotation = true;
-                       break;
-               case OPT_SIZE:
-                       size_rotation = true;
-                       break;
-               default:
-                       cmd_ret = CMD_UNDEFINED;
-                       goto end;
-               }
-       }
-
-       if (opt_session_name == NULL) {
-               session_name = get_session_name();
-               if (session_name == NULL) {
-                       goto error;
-               }
-               free_session_name = true;
-       } else {
-               session_name = opt_session_name;
-       }
-
-       /* Mi check */
-       if (lttng_opt_mi) {
-               writer = mi_lttng_writer_create(fileno(stdout), lttng_opt_mi);
-               if (!writer) {
-                       goto error;
-               }
-
-               /* Open command element */
-               ret = mi_lttng_writer_command_open(writer,
-                               mi_lttng_element_command_disable_rotation);
-               if (ret) {
-                       goto error;
-               }
-
-               /* Open output element */
-               ret = mi_lttng_writer_open_element(writer,
-                               mi_lttng_element_command_output);
-               if (ret) {
-                       goto error;
-               }
-       }
-
-       if (!periodic_rotation && !size_rotation) {
-               ERR("No session rotation schedule type provided.");
-               cmd_ret = CMD_ERROR;
-               goto close_command;
-       }
-
-       if (lttng_opt_mi) {
-               ret = mi_lttng_writer_open_element(writer,
-                               mi_lttng_element_rotation_schedule_results);
-               if (ret) {
-                       goto error;
-               }
-
-               ret = mi_lttng_writer_write_element_string(writer,
-                               mi_lttng_element_session_name,
-                               session_name);
-               if (ret) {
-                       goto error;
-               }
-       }
-
-       if (periodic_rotation) {
-               /*
-                * Continue processing even on error as multiple schedules can
-                * be specified at once.
-                */
-               cmd_ret = remove_schedule(session_name,
-                               LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC);
-       }
-
-       if (size_rotation) {
-               enum cmd_error_code tmp_ret;
-
-               /* Don't overwrite cmd_ret if it already indicates an error. */
-               tmp_ret = remove_schedule(session_name,
-                               LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD);
-               cmd_ret = cmd_ret ? cmd_ret : tmp_ret;
-       }
-
-       if (lttng_opt_mi) {
-               /* Close rotation schedule results element */
-               ret = mi_lttng_writer_close_element(writer);
-               if (ret) {
-                       goto error;
-               }
-       }
-
-close_command:
-       /* Mi closing */
-       if (lttng_opt_mi) {
-               /* Close  output element */
-               ret = mi_lttng_writer_close_element(writer);
-               if (ret) {
-                       goto error;
-               }
-
-               /* Success ? */
-               ret = mi_lttng_writer_write_element_bool(writer,
-                               mi_lttng_element_command_success,
-                               cmd_ret == CMD_SUCCESS);
-               if (ret) {
-                       goto error;
-               }
-
-               /* Command element close */
-               ret = mi_lttng_writer_command_close(writer);
-               if (ret) {
-                       goto error;
-               }
-       }
-
-end:
-       (void) mi_lttng_writer_destroy(writer);
-       poptFreeContext(pc);
-       if (free_session_name) {
-               free(session_name);
-       }
-       return cmd_ret;
-error:
-       cmd_ret = CMD_ERROR;
-       goto end;
-}
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