Metrics for shared channels (#26199)

* add metrics definitions for shared channels

server/einterfaces/mocks/MetricsInterface.go

@@ -204,6 +204,11 @@ func (_m *MetricsInterface) IncrementRemoteClusterMsgSentCounter(remoteID string
 	_m.Called(remoteID)
 }
 
+// IncrementSharedChannelsSyncCounter provides a mock function with given fields: remoteID
+func (_m *MetricsInterface) IncrementSharedChannelsSyncCounter(remoteID string) {
+	_m.Called(remoteID)
+}
+
 // IncrementUserIndexCounter provides a mock function with given fields:
 func (_m *MetricsInterface) IncrementUserIndexCounter() {
 	_m.Called()
@@ -294,6 +299,36 @@ func (_m *MetricsInterface) ObserveRemoteClusterPingDuration(remoteID string, el
 	_m.Called(remoteID, elapsed)
 }
 
+// ObserveSharedChannelsQueueSize provides a mock function with given fields: size
+func (_m *MetricsInterface) ObserveSharedChannelsQueueSize(size int64) {
+	_m.Called(size)
+}
+
+// ObserveSharedChannelsSyncCollectionDuration provides a mock function with given fields: remoteID, elapsed
+func (_m *MetricsInterface) ObserveSharedChannelsSyncCollectionDuration(remoteID string, elapsed float64) {
+	_m.Called(remoteID, elapsed)
+}
+
+// ObserveSharedChannelsSyncCollectionStepDuration provides a mock function with given fields: remoteID, step, elapsed
+func (_m *MetricsInterface) ObserveSharedChannelsSyncCollectionStepDuration(remoteID string, step string, elapsed float64) {
+	_m.Called(remoteID, step, elapsed)
+}
+
+// ObserveSharedChannelsSyncSendDuration provides a mock function with given fields: remoteID, elapsed
+func (_m *MetricsInterface) ObserveSharedChannelsSyncSendDuration(remoteID string, elapsed float64) {
+	_m.Called(remoteID, elapsed)
+}
+
+// ObserveSharedChannelsSyncSendStepDuration provides a mock function with given fields: remoteID, step, elapsed
+func (_m *MetricsInterface) ObserveSharedChannelsSyncSendStepDuration(remoteID string, step string, elapsed float64) {
+	_m.Called(remoteID, step, elapsed)
+}
+
+// ObserveSharedChannelsTaskInQueueDuration provides a mock function with given fields: elapsed
+func (_m *MetricsInterface) ObserveSharedChannelsTaskInQueueDuration(elapsed float64) {
+	_m.Called(elapsed)
+}
+
 // ObserveStoreMethodDuration provides a mock function with given fields: method, success, elapsed
 func (_m *MetricsInterface) ObserveStoreMethodDuration(method string, success string, elapsed float64) {
 	_m.Called(method, success, elapsed)