fix api breakage babeltrace + dump_snapshot compiles
authorJulien Desfossez <jdesfossez@efficios.com>
Fri, 3 Aug 2012 20:27:43 +0000 (16:27 -0400)
committerJulien Desfossez <jdesfossez@efficios.com>
Sat, 19 Oct 2013 16:02:38 +0000 (12:02 -0400)
Signed-off-by: Julien Desfossez <jdesfossez@efficios.com>
src/common.c
src/cputop.c
src/iostreamtop.c
src/lttngtop.c

index f741a29b536d20a74e9d96a38ef0136b3c5782c8..c910a063826efa9b3e3d1042e3e5c8dd359e446f 100644 (file)
@@ -470,7 +470,7 @@ enum bt_cb_ret handle_statedump_process_state(struct bt_ctf_event *call_data,
        int64_t pid, tid;
        char *procname;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
index a0ff279e3eb95fc81c6bffa909fb14264c9a4f01..4a2a8e8caad5013287a8ebd7e9a846a6ed348e63 100644 (file)
@@ -54,7 +54,7 @@ enum bt_cb_ret handle_sched_switch(struct bt_ctf_event *call_data,
        char *prev_comm, *next_comm;
        int prev_tid, next_tid;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -107,7 +107,7 @@ enum bt_cb_ret handle_sched_process_free(struct bt_ctf_event *call_data,
        char *comm;
        int tid;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
index e280a3382e8b382a7d08e18a5d96c470b6af738c..7c4a30d56aa3ed506073d6819fe347f8b9dbed33 100644 (file)
@@ -266,7 +266,7 @@ enum bt_cb_ret handle_exit_syscall(struct bt_ctf_event *call_data,
        uint64_t ret, tid;
        uint64_t cpu_id;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -310,7 +310,7 @@ enum bt_cb_ret handle_sys_write(struct bt_ctf_event *call_data,
        char *procname;
        int fd;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -350,7 +350,7 @@ enum bt_cb_ret handle_sys_read(struct bt_ctf_event *call_data,
        char *procname;
        int fd;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -392,7 +392,7 @@ enum bt_cb_ret handle_sys_open(struct bt_ctf_event *call_data,
        char *procname;
        char *file;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -432,7 +432,7 @@ enum bt_cb_ret handle_sys_close(struct bt_ctf_event *call_data,
        char *procname;
        int fd;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -470,7 +470,7 @@ enum bt_cb_ret handle_statedump_file_descriptor(struct bt_ctf_event *call_data,
        char *file_name;
        int fd;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
index f15eea5518f4119c896114da3e4936f8caf860e7..fde9bf30547e8a320961d4cc6c2493c7cb0330dc 100644 (file)
@@ -64,6 +64,13 @@ int quit = 0;
 struct mmap_stream_list mmap_list;
 GPtrArray *lttng_consumer_stream_array;
 int sessiond_metadata, consumerd_metadata;
+struct lttng_consumer_local_data *ctx = NULL;
+/* list of snapshots currently not consumed */
+GPtrArray *available_snapshots;
+sem_t metadata_available;
+FILE *metadata_fp;
+int trace_opened = 0;
+int metadata_ready = 0;
 
 enum {
        OPT_NONE = 0,
@@ -130,7 +137,7 @@ enum bt_cb_ret check_timestamp(struct bt_ctf_event *call_data, void *private_dat
 {
        unsigned long timestamp;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -261,7 +268,7 @@ enum bt_cb_ret fix_process_table(struct bt_ctf_event *call_data,
        struct processtop *parent, *child;
        unsigned long timestamp;
 
-       timestamp = bt_ctf_get_timestamp(call_data);
+       timestamp = bt_ctf_get_real_timestamp(call_data);
        if (timestamp == -1ULL)
                goto error;
 
@@ -634,6 +641,87 @@ int check_requirements(struct bt_context *ctx)
        return ret;
 }
 
+void dump_snapshot()
+{
+       struct lttng_consumer_stream *iter;
+       unsigned long spos;
+       struct mmap_stream *new_snapshot;
+
+       int ret = 0;
+       int i;
+       /*
+        * try lock mutex ressource courante (overrun)
+        * if fail : overrun
+        * stop trace (flush implicite avant stop)
+        * lttng_consumer_take_snapshot
+        * read timestamp packet end (use time as end pos)
+        *      - stream_packet_context
+        *      - reculer de 1 subbuf : pos - max_subbuff_size
+        *
+        *      - position de fin (take_snapshot)
+        *      - mov_pos_slow ( fin - max_subbuff_size) lire timestamp packet end
+        *      - prend min(end) (activité sur tous les streams)
+        *
+        * start trace
+        * unlock mutex
+        */
+
+       helper_kernctl_buffer_flush(consumerd_metadata);
+       for (i = 0; i < lttng_consumer_stream_array->len; i++) {
+               iter = g_ptr_array_index(lttng_consumer_stream_array, i);
+               helper_kernctl_buffer_flush(helper_get_lttng_consumer_stream_wait_fd(iter));
+               ret = helper_lttng_consumer_take_snapshot(ctx, iter);
+               if (ret != 0) {
+                       ret = errno;
+                       perror("lttng_consumer_take_snapshots");
+                       goto end;
+               }
+       }
+       for (i = 0; i < lttng_consumer_stream_array->len; i++) {
+               iter = g_ptr_array_index(lttng_consumer_stream_array, i);
+       //cds_list_for_each_entry(iter2, &mmap_stream_list.head, list) {
+
+               ret = helper_lttng_consumer_get_produced_snapshot(ctx, iter, &spos);
+               if (ret != 0) {
+                       ret = errno;
+                       perror("helper_lttng_consumer_get_produced_snapshot");
+                       goto end;
+               }
+               //while (iter->last_pos < spos) { FIXME : last_pos does not exists
+                       new_snapshot = g_new0(struct mmap_stream, 1);
+                       new_snapshot->fd = helper_get_lttng_consumer_stream_wait_fd(iter);
+                       //FIXME new_snapshot->last_pos = iter->last_pos; /* not last_pos, pos for the snapshot */
+//                     fprintf(stderr,"ADDING AVAILABLE SNAPSHOT ON FD %d AT POSITION %lu\n",
+//                                     new_snapshot->kconsumerd_fd->wait_fd,
+//                                     new_snapshot->last_pos);
+                       g_ptr_array_add(available_snapshots, new_snapshot);
+                       //FIXME iter->last_pos += iter->chan->max_sb_size;
+               //}
+       }
+
+       if (!metadata_ready) {
+//             fprintf(stderr, "BLOCKING BEFORE METADATA\n");
+               sem_wait(&metadata_available);
+//             fprintf(stderr,"OPENING TRACE\n");
+               if (access("/tmp/livesession/kernel/metadata", F_OK) != 0) {
+                       fprintf(stderr,"NO METADATA FILE, SKIPPING\n");
+                       return;
+               }
+               metadata_ready = 1;
+               metadata_fp = fopen("/tmp/livesession/kernel/metadata", "r");
+       }
+
+       if (!trace_opened) {
+               //bt_ctx = bt_context_create();
+//             ret = bt_context_add_trace(ctx, NULL, "ctf", ctf_move_mmap_pos_slow, mmap_list, metadata_fp);
+               trace_opened = 1;
+       }
+       //iter_trace(bt_ctx);
+
+end:
+       return;
+}
+
 ssize_t read_subbuffer(struct lttng_consumer_stream *kconsumerd_fd,
                struct lttng_consumer_local_data *ctx)
 {
@@ -679,7 +767,7 @@ ssize_t read_subbuffer(struct lttng_consumer_stream *kconsumerd_fd,
                                        "it is due to concurrency)");
                        goto end;
                }
-//             sem_post(&metadata_available);
+               sem_post(&metadata_available);
        }
 
 end:
@@ -700,7 +788,6 @@ int on_recv_fd(struct lttng_consumer_stream *kconsumerd_fd)
        struct mmap_stream *new_info;
        size_t tmp_mmap_len;
 
-       printf("Receiving %d\n", helper_get_lttng_consumer_stream_wait_fd(kconsumerd_fd));
        /* Opening the tracefile in write mode */
        if (helper_get_lttng_consumer_stream_path_name(kconsumerd_fd) != NULL) {
                ret = open(helper_get_lttng_consumer_stream_path_name(kconsumerd_fd),
@@ -726,7 +813,6 @@ int on_recv_fd(struct lttng_consumer_stream *kconsumerd_fd)
                        goto end;
                }
                helper_set_lttng_consumer_stream_mmap_len(kconsumerd_fd, tmp_mmap_len);
-               printf("mmap len : %ld\n", tmp_mmap_len);
 
                helper_set_lttng_consumer_stream_mmap_base(kconsumerd_fd,
                                mmap(NULL, helper_get_lttng_consumer_stream_mmap_len(kconsumerd_fd),
@@ -788,14 +874,11 @@ int setup_live_tracing()
        struct lttng_domain dom;
        struct lttng_channel chan;
        char *channel_name = "mmapchan";
-       struct lttng_consumer_local_data *ctx = NULL;
        struct lttng_event ev;
        int ret = 0;
        char *command_sock_path = "/tmp/consumerd_sock";
        static pthread_t threads[2]; /* recv_fd, poll */
        struct lttng_event_context kctxpid, kctxcomm, kctxppid, kctxtid;
-       /* list of snapshots currently not consumed */
-       GPtrArray *available_snapshots;
 
        struct lttng_handle *handle;
 
@@ -876,7 +959,7 @@ int setup_live_tracing()
        lttng_destroy_session("test");
 
        /* block until metadata is ready */
-       //sem_init(&metadata_available, 0, 0);
+       sem_init(&metadata_available, 0, 0);
 
        //init_lttngtop();
 
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