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syntax = "proto2";
option go_package = "memcache";
package appengine;
message MemcacheServiceError {
enum ErrorCode {
OK = 0;
UNSPECIFIED_ERROR = 1;
NAMESPACE_NOT_SET = 2;
PERMISSION_DENIED = 3;
INVALID_VALUE = 6;
}
}
message AppOverride {
required string app_id = 1;
optional int32 num_memcacheg_backends = 2 [deprecated=true];
optional bool ignore_shardlock = 3 [deprecated=true];
optional string memcache_pool_hint = 4 [deprecated=true];
optional bytes memcache_sharding_strategy = 5 [deprecated=true];
}
message MemcacheGetRequest {
repeated bytes key = 1;
optional string name_space = 2 [default = ""];
optional bool for_cas = 4;
optional AppOverride override = 5;
}
message MemcacheGetResponse {
repeated group Item = 1 {
required bytes key = 2;
required bytes value = 3;
optional fixed32 flags = 4;
optional fixed64 cas_id = 5;
optional int32 expires_in_seconds = 6;
}
}
message MemcacheSetRequest {
enum SetPolicy {
SET = 1;
ADD = 2;
REPLACE = 3;
CAS = 4;
}
repeated group Item = 1 {
required bytes key = 2;
required bytes value = 3;
optional fixed32 flags = 4;
optional SetPolicy set_policy = 5 [default = SET];
optional fixed32 expiration_time = 6 [default = 0];
optional fixed64 cas_id = 8;
optional bool for_cas = 9;
}
optional string name_space = 7 [default = ""];
optional AppOverride override = 10;
}
message MemcacheSetResponse {
enum SetStatusCode {
STORED = 1;
NOT_STORED = 2;
ERROR = 3;
EXISTS = 4;
}
repeated SetStatusCode set_status = 1;
}
message MemcacheDeleteRequest {
repeated group Item = 1 {
required bytes key = 2;
optional fixed32 delete_time = 3 [default = 0];
}
optional string name_space = 4 [default = ""];
optional AppOverride override = 5;
}
message MemcacheDeleteResponse {
enum DeleteStatusCode {
DELETED = 1;
NOT_FOUND = 2;
}
repeated DeleteStatusCode delete_status = 1;
}
message MemcacheIncrementRequest {
enum Direction {
INCREMENT = 1;
DECREMENT = 2;
}
required bytes key = 1;
optional string name_space = 4 [default = ""];
optional uint64 delta = 2 [default = 1];
optional Direction direction = 3 [default = INCREMENT];
optional uint64 initial_value = 5;
optional fixed32 initial_flags = 6;
optional AppOverride override = 7;
}
message MemcacheIncrementResponse {
enum IncrementStatusCode {
OK = 1;
NOT_CHANGED = 2;
ERROR = 3;
}
optional uint64 new_value = 1;
optional IncrementStatusCode increment_status = 2;
}
message MemcacheBatchIncrementRequest {
optional string name_space = 1 [default = ""];
repeated MemcacheIncrementRequest item = 2;
optional AppOverride override = 3;
}
message MemcacheBatchIncrementResponse {
repeated MemcacheIncrementResponse item = 1;
}
message MemcacheFlushRequest {
optional AppOverride override = 1;
}
message MemcacheFlushResponse {
}
message MemcacheStatsRequest {
optional AppOverride override = 1;
}
message MergedNamespaceStats {
required uint64 hits = 1;
required uint64 misses = 2;
required uint64 byte_hits = 3;
required uint64 items = 4;
required uint64 bytes = 5;
required fixed32 oldest_item_age = 6;
}
message MemcacheStatsResponse {
optional MergedNamespaceStats stats = 1;
}
message MemcacheGrabTailRequest {
required int32 item_count = 1;
optional string name_space = 2 [default = ""];
optional AppOverride override = 3;
}
message MemcacheGrabTailResponse {
repeated group Item = 1 {
required bytes value = 2;
optional fixed32 flags = 3;
}
}
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