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Implement snapshot commands in lttng-sessiond
[lttng-tools.git]
/
src
/
common
/
sessiond-comm
/
sessiond-comm.h
diff --git
a/src/common/sessiond-comm/sessiond-comm.h
b/src/common/sessiond-comm/sessiond-comm.h
index c0b89a1232dfebd5e5f6b09da3c82ee186bfca6d..07c645cc77c93ec021b503ae39eb030a96015a06 100644
(file)
--- a/
src/common/sessiond-comm/sessiond-comm.h
+++ b/
src/common/sessiond-comm/sessiond-comm.h
@@
-28,6
+28,7
@@
#define _GNU_SOURCE
#include <limits.h>
#include <lttng/lttng.h>
#define _GNU_SOURCE
#include <limits.h>
#include <lttng/lttng.h>
+#include <lttng/snapshot-internal.h>
#include <common/compat/socket.h>
#include <common/uri.h>
#include <common/defaults.h>
#include <common/compat/socket.h>
#include <common/uri.h>
#include <common/defaults.h>
@@
-82,6
+83,10
@@
enum lttcomm_sessiond_command {
LTTNG_ENABLE_EVENT_WITH_FILTER = 22,
LTTNG_HEALTH_CHECK = 23,
LTTNG_DATA_PENDING = 24,
LTTNG_ENABLE_EVENT_WITH_FILTER = 22,
LTTNG_HEALTH_CHECK = 23,
LTTNG_DATA_PENDING = 24,
+ LTTNG_SNAPSHOT_ADD_OUTPUT = 25,
+ LTTNG_SNAPSHOT_DEL_OUTPUT = 26,
+ LTTNG_SNAPSHOT_LIST_OUTPUT = 27,
+ LTTNG_SNAPSHOT_RECORD = 28,
};
enum lttcomm_relayd_command {
};
enum lttcomm_relayd_command {
@@
-240,6
+245,13
@@
struct lttcomm_session_msg {
/* Number of lttng_uri following */
uint32_t size;
} LTTNG_PACKED uri;
/* Number of lttng_uri following */
uint32_t size;
} LTTNG_PACKED uri;
+ struct {
+ struct lttng_snapshot_output output;
+ } LTTNG_PACKED snapshot_output;
+ struct {
+ uint32_t wait;
+ struct lttng_snapshot_output output;
+ } LTTNG_PACKED snapshot_record;
} u;
} LTTNG_PACKED;
} u;
} LTTNG_PACKED;
@@
-271,6
+283,10
@@
struct lttcomm_lttng_msg {
char payload[];
} LTTNG_PACKED;
char payload[];
} LTTNG_PACKED;
+struct lttcomm_lttng_output_id {
+ uint32_t id;
+} LTTNG_PACKED;
+
struct lttcomm_health_msg {
uint32_t component;
uint32_t cmd;
struct lttcomm_health_msg {
uint32_t component;
uint32_t cmd;
@@
-308,6
+324,8
@@
struct lttcomm_consumer_msg {
uint64_t stream_key;
uint64_t channel_key;
int32_t cpu; /* On which CPU this stream is assigned. */
uint64_t stream_key;
uint64_t channel_key;
int32_t cpu; /* On which CPU this stream is assigned. */
+ /* Tells the consumer if the stream should be or not monitored. */
+ uint32_t no_monitor;
} LTTNG_PACKED stream; /* Only used by Kernel. */
struct {
uint64_t net_index;
} LTTNG_PACKED stream; /* Only used by Kernel. */
struct {
uint64_t net_index;
@@
-363,6
+381,15
@@
struct lttcomm_consumer_msg {
struct {
uint64_t key; /* Channel key. */
} LTTNG_PACKED flush_channel;
struct {
uint64_t key; /* Channel key. */
} LTTNG_PACKED flush_channel;
+ struct {
+ char pathname[PATH_MAX];
+ /* Indicate if the snapshot goes on the relayd or locally. */
+ uint32_t use_relayd;
+ uint32_t metadata; /* This a metadata snapshot. */
+ uint64_t relayd_id; /* Relayd id if apply. */
+ uint64_t key;
+ uint64_t max_size;
+ } LTTNG_PACKED snapshot_channel;
} u;
} LTTNG_PACKED;
} u;
} LTTNG_PACKED;
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