projects / babeltrace.git / blame
| Commit | Line | Data |
|---|---|---|
| c98627ca MD |
1 | #ifndef _LTTNG_LIVE_H |
| 2 | #define _LTTNG_LIVE_H | |
| 4a744367 JD |
3 | |
| 4 | /* | |
| 5 | * Copyright 2013 Julien Desfossez <julien.desfossez@efficios.com> | |
| 6 | * Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 7 | * | |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
| 9 | * of this software and associated documentation files (the "Software"), to deal | |
| 10 | * in the Software without restriction, including without limitation the rights | |
| 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| 12 | * copies of the Software, and to permit persons to whom the Software is | |
| 13 | * furnished to do so, subject to the following conditions: | |
| 14 | * | |
| 15 | * The above copyright notice and this permission notice shall be included in | |
| 16 | * all copies or substantial portions of the Software. | |
| 17 | * | |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
| 24 | * SOFTWARE. | |
| 25 | */ | |
| 26 | ||
| 27 | #include <stdint.h> | |
| 28 | ||
| 29 | #define LTTNG_METADATA_PATH_TEMPLATE "/tmp/lttng-live-XXXXXX" | |
| 30 | #define LTTNG_DEFAULT_NETWORK_VIEWER_PORT 5344 | |
| 31 | ||
| 32 | #define LTTNG_LIVE_MAJOR 2 | |
| 33 | #define LTTNG_LIVE_MINOR 4 | |
| 34 | ||
| 35 | struct lttng_live_ctx { | |
| b5a1fa45 JD |
36 | char traced_hostname[NAME_MAX]; |
| 37 | char session_name[NAME_MAX]; | |
| 38 | char relay_hostname[NAME_MAX]; | |
| 4a744367 | 39 | int control_sock; |
| b5a1fa45 | 40 | int port; |
| 4a744367 | 41 | struct lttng_live_session *session; |
| 2acdc547 | 42 | struct bt_context *bt_ctx; |
| b5a1fa45 | 43 | GArray *session_ids; |
| 4a744367 JD |
44 | }; |
| 45 | ||
| 46 | struct lttng_live_viewer_stream { | |
| 47 | uint64_t id; | |
| 48 | uint64_t mmap_size; | |
| 49 | int fd; | |
| 50 | int metadata_flag; | |
| 51 | int first_read; | |
| 52 | struct lttng_live_session *session; | |
| 53 | struct lttng_live_ctf_trace *ctf_trace; | |
| 54 | char path[PATH_MAX]; | |
| 55 | }; | |
| 56 | ||
| 57 | struct lttng_live_session { | |
| 58 | uint64_t live_timer_interval; | |
| 59 | uint64_t stream_count; | |
| 60 | struct lttng_live_ctx *ctx; | |
| 61 | struct lttng_live_viewer_stream *streams; | |
| 62 | GHashTable *ctf_traces; | |
| 63 | }; | |
| 64 | ||
| 65 | struct lttng_live_ctf_trace { | |
| 66 | uint64_t ctf_trace_id; | |
| 67 | struct lttng_live_viewer_stream *metadata_stream; | |
| 68 | GPtrArray *streams; | |
| 69 | FILE *metadata_fp; | |
| 70 | int trace_id; | |
| 2acdc547 | 71 | int in_use; |
| 4a744367 JD |
72 | }; |
| 73 | ||
| b5a1fa45 JD |
74 | /* Just used in listing. */ |
| 75 | struct lttng_live_relay_session { | |
| 76 | uint32_t streams; | |
| 77 | uint32_t clients; | |
| 78 | uint32_t timer; | |
| 79 | char *name; | |
| 80 | char *hostname; | |
| 81 | }; | |
| 82 | ||
| 83 | int lttng_live_connect_viewer(struct lttng_live_ctx *ctx); | |
| 4a744367 JD |
84 | int lttng_live_establish_connection(struct lttng_live_ctx *ctx); |
| 85 | int lttng_live_list_sessions(struct lttng_live_ctx *ctx, const char *path); | |
| 86 | int lttng_live_attach_session(struct lttng_live_ctx *ctx, uint64_t id); | |
| 2acdc547 JD |
87 | void lttng_live_read(struct lttng_live_ctx *ctx); |
| 88 | int lttng_live_get_new_streams(struct lttng_live_ctx *ctx, uint64_t id); | |
| 4a744367 | 89 | |
| c98627ca | 90 | #endif /* _LTTNG_LIVE_H */ |