vine: write temp files with no-peer-xfers to stating dir (#4227)

Author: btovar

taskvine/src/manager/vine_file.c

@@ -248,14 +248,14 @@ struct vine_file *vine_file_temp()
 	return vine_file_create("temp", 0, 0, 0, VINE_TEMP, 0, cache, 0);
 }
 
-struct vine_file *vine_file_temp_no_peers()
+struct vine_file *vine_file_temp_no_peers(const char *staging_dir)
 {
 	// temp files are always cached at workers until explicitely removed.
 	vine_cache_level_t cache = VINE_CACHE_LEVEL_WORKFLOW;
 	cctools_uuid_t uuid;
 	cctools_uuid_create(&uuid);
 
-	char *name = string_format("temp-local-%s", uuid.str);
+	char *name = string_format("%s/temp-local-%s", staging_dir, uuid.str);
 	return vine_file_create(name, 0, 0, 0, VINE_FILE, 0, cache, VINE_UNLINK_WHEN_DONE);
 	free(name);
 }

taskvine/src/manager/vine_file.h

@@ -64,7 +64,7 @@ char * vine_file_make_file_url( const char * source);
 struct vine_file *vine_file_local( const char *source, vine_cache_level_t cache, vine_file_flags_t flags );
 struct vine_file *vine_file_url( const char *source, vine_cache_level_t cache, vine_file_flags_t flags );
 struct vine_file *vine_file_temp();
-struct vine_file *vine_file_temp_no_peers();
+struct vine_file *vine_file_temp_no_peers( const char *staging_dir );
 struct vine_file *vine_file_buffer( const char *buffer, size_t size, vine_cache_level_t cache, vine_file_flags_t flags );
 struct vine_file *vine_file_mini_task( struct vine_task *t, const char *name, vine_cache_level_t cache, vine_file_flags_t flags );
 struct vine_file *vine_file_untar( struct vine_file *f, vine_cache_level_t cache, vine_file_flags_t flags );

taskvine/src/manager/vine_manager.c

@@ -6565,7 +6565,7 @@ struct vine_file *vine_declare_temp(struct vine_manager *m)
 		struct vine_file *f = vine_file_temp();
 		return vine_manager_declare_file(m, f);
 	} else {
-		struct vine_file *f = vine_file_temp_no_peers();
+		struct vine_file *f = vine_file_temp_no_peers(vine_get_path_staging(m, NULL));
 		return vine_manager_declare_file(m, f);
 	}
 }