relayd: Retrieve a relay_session's trace chunk on creation

[lttng-tools.git] / src / common / trace-chunk.c

diff --git a/src/common/trace-chunk.c b/src/common/trace-chunk.c
index a15f0ddaa6e72864bdbfb67eaa5086ffb265b610..26c7ce07d3486be1a4101920f100653dc2e19b03 100644 (file)
--- a/src/common/trace-chunk.c
+++ b/src/common/trace-chunk.c
@@ -209,7 +209,7 @@ void lttng_trace_chunk_init(struct lttng_trace_chunk *chunk)
 {
        urcu_ref_init(&chunk->ref);
        pthread_mutex_init(&chunk->lock, NULL);
-       lttng_dynamic_pointer_array_init(&chunk->top_level_directories);
+       lttng_dynamic_pointer_array_init(&chunk->top_level_directories, free);
 }
 
 static
@@ -224,7 +224,7 @@ void lttng_trace_chunk_fini(struct lttng_trace_chunk *chunk)
        }
        free(chunk->name);
        chunk->name = NULL;
-       lttng_dynamic_pointer_array_reset(&chunk->top_level_directories, free);
+       lttng_dynamic_pointer_array_reset(&chunk->top_level_directories);
        pthread_mutex_destroy(&chunk->lock);
 }
 
@@ -745,6 +745,8 @@ enum lttng_trace_chunk_status lttng_trace_chunk_open_file(
                        chunk->credentials.value.use_current_user ?
                                        NULL : &chunk->credentials.value.user);
        if (ret < 0) {
+               ERR("Failed to open file relative to trace chunk file_path = \"%s\", flags = %d, mode = %d",
+                               file_path, flags, (int) mode);
                status = LTTNG_TRACE_CHUNK_STATUS_ERROR;
                goto end;
        }
@@ -798,8 +800,6 @@ void lttng_trace_chunk_move_to_completed(struct lttng_trace_chunk *trace_chunk)
        int ret;
        char *directory_to_rename = NULL;
        bool free_directory_to_rename = false;
-       const int session_dirfd =
-                       trace_chunk->session_output_directory.value.dirfd;
        char *archived_chunk_name = NULL;
        const uint64_t chunk_id = LTTNG_OPTIONAL_GET(trace_chunk->id);
        const time_t creation_timestamp =
@@ -843,17 +843,18 @@ void lttng_trace_chunk_move_to_completed(struct lttng_trace_chunk *trace_chunk)
                }
 
                for (i = 0; i < count; i++) {
-                       const int temp_dirfd = temporary_rename_directory.dirfd;
                        const char *top_level_name =
                                        lttng_dynamic_pointer_array_get_pointer(
                                                &trace_chunk->top_level_directories, i);
 
-                       /*
-                        * FIXME replace renamat() use by directory handle
-                        * wrapper for non-POSIX 2008 systems.
-                        */
-                       ret = renameat(session_dirfd, top_level_name,
-                                       temp_dirfd, top_level_name);
+                       ret = lttng_directory_handle_rename_as_user(
+                                       &trace_chunk->session_output_directory.value,
+                                       top_level_name,
+                                       &temporary_rename_directory,
+                                       top_level_name,
+                                       LTTNG_OPTIONAL_GET(trace_chunk->credentials).use_current_user ?
+                                               NULL :
+                                               &trace_chunk->credentials.value.user);
                        if (ret) {
                                PERROR("Failed to move \"%s\" to temporary trace chunk rename directory",
                                                top_level_name);
@@ -904,13 +905,14 @@ void lttng_trace_chunk_move_to_completed(struct lttng_trace_chunk *trace_chunk)
        }
        archived_chunks_directory.is_set = true;
 
-       /*
-        * FIXME replace renamat() use by directory handle
-        * wrapper for non-POSIX 2008 systems.
-        */
-       ret = renameat(session_dirfd, directory_to_rename,
-                       archived_chunks_directory.value.dirfd,
-                       archived_chunk_name);
+       ret = lttng_directory_handle_rename_as_user(
+                       &trace_chunk->session_output_directory.value,
+                       directory_to_rename,
+                       &archived_chunks_directory.value,
+                       archived_chunk_name,
+                       LTTNG_OPTIONAL_GET(trace_chunk->credentials).use_current_user ?
+                               NULL :
+                               &trace_chunk->credentials.value.user);
        if (ret) {
                PERROR("Failed to rename folder \"%s\" to \"%s\"",
                                directory_to_rename, archived_chunk_name);