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FS-9307: [mod_conference] don't close files until after video threads are done to avoid race condition trying to use closed file handle when playing a video file

This commit is contained in:
Michael Jerris 2016-06-28 14:02:02 -05:00
parent 78ebfff8e3
commit 1448ada505
1 changed files with 28 additions and 30 deletions
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58
src/mod/applications/mod_conference/mod_conference.c
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@ -691,35 +691,6 @@ void *SWITCH_THREAD_FUNC conference_thread_run(switch_thread_t *thread, void *ob
}
}
/* Close Unused Handles */
if (conference->fnode) {
conference_file_node_t *fnode, *cur;
switch_memory_pool_t *pool;
fnode = conference->fnode;
while (fnode) {
cur = fnode;
fnode = fnode->next;
if (cur->type != NODE_TYPE_SPEECH) {
conference_file_close(conference, cur);
}
pool = cur->pool;
switch_core_destroy_memory_pool(&pool);
}
conference->fnode = NULL;
}
if (conference->async_fnode) {
switch_memory_pool_t *pool;
conference_file_close(conference, conference->async_fnode);
pool = conference->async_fnode->pool;
conference->async_fnode = NULL;
switch_core_destroy_memory_pool(&pool);
}
switch_mutex_lock(conference->member_mutex);
for (imember = conference->members; imember; imember = imember->next) {
switch_channel_t *channel;
@ -768,7 +739,6 @@ void *SWITCH_THREAD_FUNC conference_thread_run(switch_thread_t *thread, void *ob
}
switch_mutex_unlock(conference_globals.hash_mutex);
conference_utils_clear_flag(conference, CFLAG_VIDEO_MUXING);
for (x = 0; x <= conference->canvas_count; x++) {
@ -779,6 +749,34 @@ void *SWITCH_THREAD_FUNC conference_thread_run(switch_thread_t *thread, void *ob
}
}
/* Close Unused Handles */
if (conference->fnode) {
conference_file_node_t *fnode, *cur;
switch_memory_pool_t *pool;
fnode = conference->fnode;
while (fnode) {
cur = fnode;
fnode = fnode->next;
if (cur->type != NODE_TYPE_SPEECH) {
conference_file_close(conference, cur);
}
pool = cur->pool;
switch_core_destroy_memory_pool(&pool);
}
conference->fnode = NULL;
}
if (conference->async_fnode) {
switch_memory_pool_t *pool;
conference_file_close(conference, conference->async_fnode);
pool = conference->async_fnode->pool;
conference->async_fnode = NULL;
switch_core_destroy_memory_pool(&pool);
}
/* Wait till everybody is out */
conference_utils_clear_flag_locked(conference, CFLAG_RUNNING);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Write Lock ON\n");