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End-to-end object size information passthrough (#105)

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* rebase Alexey's PR on top

* rebase on master

* fix test failure waiting for plasma manager to exit

* clang format

* addressing comments

* Minor formatting and naming fixes.
This commit is contained in:
Alexey Tumanov
2016-12-09 00:51:44 -08:00
committed by Robert Nishihara
parent 61904c4c3e
commit 0abbf5a113
8 changed files with 256 additions and 41 deletions
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src/common/state/object_table.h
+41
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@@ -49,6 +49,7 @@ typedef void (*object_table_done_callback)(object_id object_id,
*
* @param db_handle Handle to db.
* @param object_id Object unique identifier.
* @param data_size Object data size.
* @param retry Information about retrying the request to the database.
* @param done_callback Callback to be called when lookup completes.
* @param user_context User context to be passed in the callbacks.
@@ -56,6 +57,7 @@ typedef void (*object_table_done_callback)(object_id object_id,
*/
void object_table_add(db_handle *db_handle,
object_id object_id,
int64_t data_size,
unsigned char digest[],
retry_info *retry,
object_table_done_callback done_callback,
@@ -125,6 +127,45 @@ typedef struct {
void *subscribe_context;
} object_table_subscribe_data;
/*
* ==== Object info table, contains size of the object ====
*/
typedef void (*object_info_done_callback)(object_id object_id,
void *user_context);
typedef void (*object_info_subscribe_callback)(object_id object_id,
int64_t object_size,
void *user_context);
/**
* Subcribing to the object info pub/sub channel
*
* @param db_handle Handle to db.
* @param object_info_subscribe_callback callback triggered when pub/sub channel
* is notified of a new object size.
* @param subscribe_context caller context which will be passed back in the
* object_info_subscribe_callback.
* @param retry Information about retrying the request to the database.
* @param done_callback Callback to be called when subscription is installed.
* @param user_context User context to be passed into the done and fail
* callbacks.
* @return Void.
*/
void object_info_subscribe(db_handle *db_handle,
object_info_subscribe_callback subscribe_callback,
void *subscribe_context,
retry_info *retry,
object_info_done_callback done_callback,
void *user_context);
/* Data that is needed to register new object info callbacks with the state
* database. */
typedef struct {
object_info_subscribe_callback subscribe_callback;
void *subscribe_context;
} object_info_subscribe_data;
/*
* ==== Result table ====
*/