#include <common/error.h>
#include <common/macros.h>
#include <lttng/action/action-internal.h>
+#include <lttng/action/rate-policy-internal.h>
+#include <lttng/action/rate-policy.h>
#include <lttng/action/rotate-session-internal.h>
#include <lttng/action/rotate-session.h>
#define IS_ROTATE_SESSION_ACTION(action) \
- (lttng_action_get_type_const(action) == LTTNG_ACTION_TYPE_ROTATE_SESSION)
+ (lttng_action_get_type(action) == LTTNG_ACTION_TYPE_ROTATE_SESSION)
struct lttng_action_rotate_session {
struct lttng_action parent;
/* Owned by this. */
char *session_name;
+ struct lttng_rate_policy *policy;
};
struct lttng_action_rotate_session_comm {
* Variable data:
*
* - session name (null terminated)
+ * - policy
*/
char data[];
} LTTNG_PACKED;
+static const struct lttng_rate_policy *
+lttng_action_rotate_session_internal_get_rate_policy(
+ const struct lttng_action *action);
+
static struct lttng_action_rotate_session *action_rotate_session_from_action(
struct lttng_action *action)
{
goto end;
}
- is_equal = true;
+ is_equal = lttng_rate_policy_is_equal(a->policy, b->policy);
end:
return is_equal;
}
static int lttng_action_rotate_session_serialize(
- struct lttng_action *action, struct lttng_dynamic_buffer *buf)
+ struct lttng_action *action, struct lttng_payload *payload)
{
struct lttng_action_rotate_session *action_rotate_session;
struct lttng_action_rotate_session_comm comm;
int ret;
assert(action);
- assert(buf);
+ assert(payload);
action_rotate_session = action_rotate_session_from_action(action);
session_name_len = strlen(action_rotate_session->session_name) + 1;
comm.session_name_len = session_name_len;
- ret = lttng_dynamic_buffer_append(buf, &comm, sizeof(comm));
+ ret = lttng_dynamic_buffer_append(
+ &payload->buffer, &comm, sizeof(comm));
if (ret) {
ret = -1;
goto end;
}
- ret = lttng_dynamic_buffer_append(buf,
+ ret = lttng_dynamic_buffer_append(&payload->buffer,
action_rotate_session->session_name, session_name_len);
if (ret) {
ret = -1;
goto end;
}
- ret = 0;
+ ret = lttng_rate_policy_serialize(
+ action_rotate_session->policy, payload);
+ if (ret) {
+ ret = -1;
+ goto end;
+ }
end:
return ret;
}
action_rotate_session = action_rotate_session_from_action(action);
+ lttng_rate_policy_destroy(action_rotate_session->policy);
free(action_rotate_session->session_name);
free(action_rotate_session);
return;
}
-ssize_t lttng_action_rotate_session_create_from_buffer(
- const struct lttng_buffer_view *view,
+ssize_t lttng_action_rotate_session_create_from_payload(
+ struct lttng_payload_view *view,
struct lttng_action **p_action)
{
- ssize_t consumed_len;
+ ssize_t consumed_len, ret;
const struct lttng_action_rotate_session_comm *comm;
const char *session_name;
struct lttng_action *action;
enum lttng_action_status status;
+ struct lttng_rate_policy *policy = NULL;
action = lttng_action_rotate_session_create();
if (!action) {
goto end;
}
- comm = (const struct lttng_action_rotate_session_comm *) view->data;
+ comm = (typeof(comm)) view->buffer.data;
session_name = (const char *) &comm->data;
if (!lttng_buffer_view_contains_string(
- view, session_name, comm->session_name_len)) {
+ &view->buffer, session_name, comm->session_name_len)) {
consumed_len = -1;
goto end;
}
+ consumed_len = sizeof(*comm) + comm->session_name_len;
+
+ /* Rate policy. */
+ {
+ struct lttng_payload_view policy_view =
+ lttng_payload_view_from_view(
+ view, consumed_len, -1);
+ ret = lttng_rate_policy_create_from_payload(
+ &policy_view, &policy);
+ if (ret < 0) {
+ consumed_len = -1;
+ goto end;
+ }
+ consumed_len += ret;
+ }
status = lttng_action_rotate_session_set_session_name(
action, session_name);
goto end;
}
- consumed_len = sizeof(struct lttng_action_rotate_session_comm) +
- comm->session_name_len;
+ assert(policy);
+ status = lttng_action_rotate_session_set_rate_policy(action, policy);
+ if (status != LTTNG_ACTION_STATUS_OK) {
+ consumed_len = -1;
+ goto end;
+ }
+
*p_action = action;
action = NULL;
end:
+ lttng_rate_policy_destroy(policy);
lttng_action_rotate_session_destroy(action);
return consumed_len;
struct lttng_action *lttng_action_rotate_session_create(void)
{
- struct lttng_action *action;
+ struct lttng_action *action = NULL;
+ struct lttng_rate_policy *policy = NULL;
+ enum lttng_action_status status;
+
+ /* Create a every N = 1 rate policy. */
+ policy = lttng_rate_policy_every_n_create(1);
+ if (!policy) {
+ goto end;
+ }
action = zmalloc(sizeof(struct lttng_action_rotate_session));
if (!action) {
lttng_action_rotate_session_validate,
lttng_action_rotate_session_serialize,
lttng_action_rotate_session_is_equal,
- lttng_action_rotate_session_destroy);
+ lttng_action_rotate_session_destroy,
+ lttng_action_rotate_session_internal_get_rate_policy,
+ lttng_action_generic_add_error_query_results);
+
+ status = lttng_action_rotate_session_set_rate_policy(action, policy);
+ if (status != LTTNG_ACTION_STATUS_OK) {
+ free(action);
+ action = NULL;
+ goto end;
+ }
end:
+ lttng_rate_policy_destroy(policy);
return action;
}
end:
return status;
}
+
+enum lttng_action_status lttng_action_rotate_session_set_rate_policy(
+ struct lttng_action *action,
+ const struct lttng_rate_policy *policy)
+{
+ enum lttng_action_status status;
+ struct lttng_action_rotate_session *rotate_session_action;
+ struct lttng_rate_policy *copy = NULL;
+
+ if (!action || !policy || !IS_ROTATE_SESSION_ACTION(action)) {
+ status = LTTNG_ACTION_STATUS_INVALID;
+ goto end;
+ }
+
+ copy = lttng_rate_policy_copy(policy);
+ if (!copy) {
+ status = LTTNG_ACTION_STATUS_ERROR;
+ goto end;
+ }
+
+ rotate_session_action = action_rotate_session_from_action(action);
+
+ /* Free the previous rate policy .*/
+ lttng_rate_policy_destroy(rotate_session_action->policy);
+
+ /* Assign the policy. */
+ rotate_session_action->policy = copy;
+ status = LTTNG_ACTION_STATUS_OK;
+ copy = NULL;
+
+end:
+ lttng_rate_policy_destroy(copy);
+ return status;
+}
+
+enum lttng_action_status lttng_action_rotate_session_get_rate_policy(
+ const struct lttng_action *action,
+ const struct lttng_rate_policy **policy)
+{
+ enum lttng_action_status status;
+ const struct lttng_action_rotate_session *rotate_session_action;
+
+ if (!action || !policy || !IS_ROTATE_SESSION_ACTION(action)) {
+ status = LTTNG_ACTION_STATUS_INVALID;
+ goto end;
+ }
+
+ rotate_session_action = action_rotate_session_from_action_const(action);
+
+ *policy = rotate_session_action->policy;
+ status = LTTNG_ACTION_STATUS_OK;
+end:
+ return status;
+}
+
+static const struct lttng_rate_policy *
+lttng_action_rotate_session_internal_get_rate_policy(
+ const struct lttng_action *action)
+{
+ const struct lttng_action_rotate_session *_action;
+ _action = action_rotate_session_from_action_const(action);
+
+ return _action->policy;
+}
projects / lttng-tools.git / blobdiff