Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 1 | // Copyright 2019 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 5 | #include "components/performance_manager/worker_watcher.h" |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 6 | |
| 7 | #include <utility> |
| 8 | #include <vector> |
| 9 | |
| 10 | #include "components/performance_manager/frame_node_source.h" |
| 11 | #include "components/performance_manager/graph/frame_node_impl.h" |
| 12 | #include "components/performance_manager/graph/worker_node_impl.h" |
| 13 | #include "components/performance_manager/performance_manager_impl.h" |
| 14 | #include "components/performance_manager/process_node_source.h" |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 15 | |
| 16 | namespace performance_manager { |
| 17 | |
| 18 | namespace { |
| 19 | |
| 20 | // Helper function to add |worker_node| as a child to |frame_node| on the PM |
| 21 | // sequence. |
| 22 | void AddWorkerToFrameNode(FrameNodeImpl* frame_node, |
Patrick Monette | f3b262a | 2020-03-26 17:00:28 | [diff] [blame] | 23 | WorkerNodeImpl* worker_node) { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 24 | worker_node->AddClientFrame(frame_node); |
| 25 | } |
| 26 | |
| 27 | // Helper function to remove |worker_node| from |frame_node| on the PM sequence. |
| 28 | void RemoveWorkerFromFrameNode(FrameNodeImpl* frame_node, |
Patrick Monette | f3b262a | 2020-03-26 17:00:28 | [diff] [blame] | 29 | WorkerNodeImpl* worker_node) { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 30 | worker_node->RemoveClientFrame(frame_node); |
| 31 | } |
| 32 | |
| 33 | // Helper function to remove all |worker_nodes| from |frame_node| on the PM |
| 34 | // sequence. |
| 35 | void RemoveWorkersFromFrameNode( |
| 36 | FrameNodeImpl* frame_node, |
Patrick Monette | f3b262a | 2020-03-26 17:00:28 | [diff] [blame] | 37 | const base::flat_set<WorkerNodeImpl*>& worker_nodes) { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 38 | for (auto* worker_node : worker_nodes) |
| 39 | worker_node->RemoveClientFrame(frame_node); |
| 40 | } |
| 41 | |
Patrick Monette | ba833667 | 2020-02-24 21:27:54 | [diff] [blame] | 42 | // Helper function that posts a task on the PM sequence that will invoke |
| 43 | // OnFinalResponseURLDetermined() on |worker_node|. |
| 44 | void SetFinalResponseURL(WorkerNodeImpl* worker_node, const GURL& url) { |
| 45 | PerformanceManagerImpl::CallOnGraphImpl( |
Patrick Monette | f3b262a | 2020-03-26 17:00:28 | [diff] [blame] | 46 | FROM_HERE, base::BindOnce(&WorkerNodeImpl::OnFinalResponseURLDetermined, |
| 47 | base::Unretained(worker_node), url)); |
Patrick Monette | ba833667 | 2020-02-24 21:27:54 | [diff] [blame] | 48 | } |
| 49 | |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 50 | } // namespace |
| 51 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 52 | WorkerWatcher::WorkerWatcher( |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 53 | const std::string& browser_context_id, |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 54 | content::DedicatedWorkerService* dedicated_worker_service, |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 55 | content::SharedWorkerService* shared_worker_service, |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 56 | content::ServiceWorkerContext* service_worker_context, |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 57 | ProcessNodeSource* process_node_source, |
| 58 | FrameNodeSource* frame_node_source) |
| 59 | : browser_context_id_(browser_context_id), |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 60 | process_node_source_(process_node_source), |
| 61 | frame_node_source_(frame_node_source) { |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 62 | DCHECK(dedicated_worker_service); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 63 | DCHECK(shared_worker_service); |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 64 | DCHECK(service_worker_context); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 65 | DCHECK(process_node_source_); |
| 66 | DCHECK(frame_node_source_); |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 67 | dedicated_worker_service_observer_.Add(dedicated_worker_service); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 68 | shared_worker_service_observer_.Add(shared_worker_service); |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 69 | service_worker_context_observer_.Add(service_worker_context); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 70 | } |
| 71 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 72 | WorkerWatcher::~WorkerWatcher() { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 73 | DCHECK(frame_node_child_workers_.empty()); |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 74 | DCHECK(dedicated_worker_nodes_.empty()); |
| 75 | DCHECK(!dedicated_worker_service_observer_.IsObservingSources()); |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 76 | DCHECK(shared_worker_nodes_.empty()); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 77 | DCHECK(!shared_worker_service_observer_.IsObservingSources()); |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 78 | DCHECK(service_worker_nodes_.empty()); |
| 79 | DCHECK(!service_worker_context_observer_.IsObservingSources()); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 80 | } |
| 81 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 82 | void WorkerWatcher::TearDown() { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 83 | // First clear client-child relations between frames and workers. |
| 84 | for (auto& kv : frame_node_child_workers_) { |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 85 | const content::GlobalFrameRoutingId& render_frame_host_id = kv.first; |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 86 | base::flat_set<WorkerNodeImpl*>& child_workers = kv.second; |
| 87 | |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 88 | frame_node_source_->UnsubscribeFromFrameNode(render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 89 | |
| 90 | // Disconnect all child workers from |frame_node|. |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 91 | FrameNodeImpl* frame_node = |
| 92 | frame_node_source_->GetFrameNode(render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 93 | DCHECK(frame_node); |
| 94 | DCHECK(!child_workers.empty()); |
| 95 | PerformanceManagerImpl::CallOnGraphImpl( |
| 96 | FROM_HERE, |
| 97 | base::BindOnce(&RemoveWorkersFromFrameNode, frame_node, child_workers)); |
| 98 | } |
| 99 | frame_node_child_workers_.clear(); |
| 100 | |
| 101 | // Then clean all the worker nodes. |
| 102 | std::vector<std::unique_ptr<NodeBase>> nodes; |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 103 | nodes.reserve(dedicated_worker_nodes_.size() + shared_worker_nodes_.size() + |
| 104 | service_worker_nodes_.size()); |
| 105 | |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 106 | for (auto& node : dedicated_worker_nodes_) |
| 107 | nodes.push_back(std::move(node.second)); |
| 108 | dedicated_worker_nodes_.clear(); |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 109 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 110 | for (auto& node : shared_worker_nodes_) |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 111 | nodes.push_back(std::move(node.second)); |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 112 | shared_worker_nodes_.clear(); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 113 | |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 114 | for (auto& node : service_worker_nodes_) |
| 115 | nodes.push_back(std::move(node.second)); |
| 116 | service_worker_nodes_.clear(); |
| 117 | |
Patrick Monette | 4e14124 | 2020-03-20 00:41:43 | [diff] [blame] | 118 | PerformanceManagerImpl::BatchDeleteNodes(std::move(nodes)); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 119 | |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 120 | dedicated_worker_service_observer_.RemoveAll(); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 121 | shared_worker_service_observer_.RemoveAll(); |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 122 | service_worker_context_observer_.RemoveAll(); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 123 | } |
| 124 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 125 | void WorkerWatcher::OnWorkerStarted( |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 126 | content::DedicatedWorkerId dedicated_worker_id, |
| 127 | int worker_process_id, |
| 128 | content::GlobalFrameRoutingId ancestor_render_frame_host_id) { |
| 129 | // TODO(https://crbug.com/993029): Plumb through the URL and the DevTools |
| 130 | // token. |
Patrick Monette | 4e14124 | 2020-03-20 00:41:43 | [diff] [blame] | 131 | auto worker_node = PerformanceManagerImpl::CreateWorkerNode( |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 132 | browser_context_id_, WorkerNode::WorkerType::kDedicated, |
| 133 | process_node_source_->GetProcessNode(worker_process_id), |
| 134 | base::UnguessableToken::Create()); |
| 135 | bool inserted = dedicated_worker_nodes_ |
| 136 | .emplace(dedicated_worker_id, std::move(worker_node)) |
| 137 | .second; |
| 138 | DCHECK(inserted); |
Patrick Monette | d72c6ea | 2020-03-26 15:56:30 | [diff] [blame] | 139 | |
| 140 | // TODO(pmonette): Connect |worker_node| to its client frame. |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 141 | } |
| 142 | |
| 143 | void WorkerWatcher::OnBeforeWorkerTerminated( |
| 144 | content::DedicatedWorkerId dedicated_worker_id, |
| 145 | content::GlobalFrameRoutingId ancestor_render_frame_host_id) { |
| 146 | auto it = dedicated_worker_nodes_.find(dedicated_worker_id); |
| 147 | DCHECK(it != dedicated_worker_nodes_.end()); |
Patrick Monette | 8e70db4 | 2020-03-25 19:07:05 | [diff] [blame] | 148 | |
Patrick Monette | d72c6ea | 2020-03-26 15:56:30 | [diff] [blame] | 149 | auto worker_node = std::move(it->second); |
| 150 | // TODO(pmonette): Disconnect |worker_node| from its client frame. |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 151 | #if DCHECK_IS_ON() |
| 152 | DCHECK(!base::Contains(clients_to_remove_, worker_node.get())); |
| 153 | #endif // DCHECK_IS_ON() |
Patrick Monette | 8e70db4 | 2020-03-25 19:07:05 | [diff] [blame] | 154 | PerformanceManagerImpl::DeleteNode(std::move(worker_node)); |
Patrick Monette | d72c6ea | 2020-03-26 15:56:30 | [diff] [blame] | 155 | |
| 156 | dedicated_worker_nodes_.erase(it); |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 157 | } |
| 158 | |
Patrick Monette | ba833667 | 2020-02-24 21:27:54 | [diff] [blame] | 159 | void WorkerWatcher::OnFinalResponseURLDetermined( |
| 160 | content::DedicatedWorkerId dedicated_worker_id, |
| 161 | const GURL& url) { |
| 162 | SetFinalResponseURL(GetDedicatedWorkerNode(dedicated_worker_id), url); |
| 163 | } |
| 164 | |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 165 | void WorkerWatcher::OnWorkerStarted( |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 166 | content::SharedWorkerId shared_worker_id, |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 167 | int worker_process_id, |
| 168 | const base::UnguessableToken& dev_tools_token) { |
Patrick Monette | 4e14124 | 2020-03-20 00:41:43 | [diff] [blame] | 169 | auto worker_node = PerformanceManagerImpl::CreateWorkerNode( |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 170 | browser_context_id_, WorkerNode::WorkerType::kShared, |
Patrick Monette | eb6c1eee | 2020-02-04 20:42:48 | [diff] [blame] | 171 | process_node_source_->GetProcessNode(worker_process_id), dev_tools_token); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 172 | bool inserted = |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 173 | shared_worker_nodes_.emplace(shared_worker_id, std::move(worker_node)) |
| 174 | .second; |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 175 | DCHECK(inserted); |
| 176 | } |
| 177 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 178 | void WorkerWatcher::OnBeforeWorkerTerminated( |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 179 | content::SharedWorkerId shared_worker_id) { |
| 180 | auto it = shared_worker_nodes_.find(shared_worker_id); |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 181 | DCHECK(it != shared_worker_nodes_.end()); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 182 | |
| 183 | auto worker_node = std::move(it->second); |
| 184 | #if DCHECK_IS_ON() |
| 185 | DCHECK(!base::Contains(clients_to_remove_, worker_node.get())); |
| 186 | #endif // DCHECK_IS_ON() |
Patrick Monette | 4e14124 | 2020-03-20 00:41:43 | [diff] [blame] | 187 | PerformanceManagerImpl::DeleteNode(std::move(worker_node)); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 188 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 189 | shared_worker_nodes_.erase(it); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 190 | } |
| 191 | |
Patrick Monette | ba833667 | 2020-02-24 21:27:54 | [diff] [blame] | 192 | void WorkerWatcher::OnFinalResponseURLDetermined( |
| 193 | content::SharedWorkerId shared_worker_id, |
| 194 | const GURL& url) { |
| 195 | SetFinalResponseURL(GetSharedWorkerNode(shared_worker_id), url); |
| 196 | } |
| 197 | |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 198 | void WorkerWatcher::OnClientAdded( |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 199 | content::SharedWorkerId shared_worker_id, |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 200 | content::GlobalFrameRoutingId render_frame_host_id) { |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 201 | AddClientFrame(GetSharedWorkerNode(shared_worker_id), render_frame_host_id); |
Patrick Monette | 897d08b | 2020-02-04 14:24:00 | [diff] [blame] | 202 | } |
| 203 | |
Marc Treib | 70854a7 | 2020-02-04 17:19:52 | [diff] [blame] | 204 | void WorkerWatcher::OnClientRemoved( |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 205 | content::SharedWorkerId shared_worker_id, |
Marc Treib | 70854a7 | 2020-02-04 17:19:52 | [diff] [blame] | 206 | content::GlobalFrameRoutingId render_frame_host_id) { |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 207 | RemoveClientFrame(GetSharedWorkerNode(shared_worker_id), |
| 208 | render_frame_host_id); |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 209 | } |
| 210 | |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 211 | void WorkerWatcher::OnVersionStartedRunning( |
| 212 | int64_t version_id, |
| 213 | const content::ServiceWorkerRunningInfo& running_info) { |
| 214 | // TODO(pmonette): Plumb in the DevTools token. |
| 215 | auto worker_node = PerformanceManagerImpl::CreateWorkerNode( |
| 216 | browser_context_id_, WorkerNode::WorkerType::kService, |
| 217 | process_node_source_->GetProcessNode(running_info.render_process_id), |
| 218 | base::UnguessableToken()); |
| 219 | bool inserted = |
| 220 | service_worker_nodes_.emplace(version_id, std::move(worker_node)).second; |
| 221 | DCHECK(inserted); |
| 222 | } |
| 223 | |
| 224 | void WorkerWatcher::OnVersionStoppedRunning(int64_t version_id) { |
| 225 | auto it = service_worker_nodes_.find(version_id); |
| 226 | DCHECK(it != service_worker_nodes_.end()); |
| 227 | |
| 228 | auto worker_node = std::move(it->second); |
| 229 | #if DCHECK_IS_ON() |
| 230 | DCHECK(!base::Contains(clients_to_remove_, worker_node.get())); |
| 231 | #endif // DCHECK_IS_ON() |
| 232 | PerformanceManagerImpl::DeleteNode(std::move(worker_node)); |
| 233 | |
| 234 | service_worker_nodes_.erase(it); |
| 235 | } |
| 236 | |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 237 | void WorkerWatcher::AddClientFrame( |
| 238 | WorkerNodeImpl* worker_node, |
| 239 | content::GlobalFrameRoutingId client_render_frame_host_id) { |
Patrick Monette | 897d08b | 2020-02-04 14:24:00 | [diff] [blame] | 240 | FrameNodeImpl* frame_node = |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 241 | frame_node_source_->GetFrameNode(client_render_frame_host_id); |
| 242 | DCHECK(frame_node); |
| 243 | |
| 244 | // Connect the nodes in the PM graph. |
| 245 | PerformanceManagerImpl::CallOnGraphImpl( |
| 246 | FROM_HERE, |
| 247 | base::BindOnce(&AddWorkerToFrameNode, frame_node, worker_node)); |
| 248 | |
| 249 | // Keep track of the shared workers that this frame is a client to. |
| 250 | if (AddChildWorker(client_render_frame_host_id, worker_node)) { |
| 251 | frame_node_source_->SubscribeToFrameNode( |
| 252 | client_render_frame_host_id, |
| 253 | base::BindOnce(&WorkerWatcher::OnBeforeFrameNodeRemoved, |
| 254 | base::Unretained(this), client_render_frame_host_id)); |
| 255 | } |
| 256 | } |
| 257 | |
| 258 | void WorkerWatcher::RemoveClientFrame( |
| 259 | WorkerNodeImpl* worker_node, |
| 260 | content::GlobalFrameRoutingId client_render_frame_host_id) { |
| 261 | FrameNodeImpl* frame_node = |
| 262 | frame_node_source_->GetFrameNode(client_render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 263 | |
| 264 | // It's possible that the frame was destroyed before receiving the |
| 265 | // OnClientRemoved() for all of its child shared worker. Nothing to do in |
| 266 | // that case because OnBeforeFrameNodeRemoved() took care of removing this |
| 267 | // client from its child worker nodes. |
| 268 | if (!frame_node) { |
| 269 | #if DCHECK_IS_ON() |
| 270 | // These debug only checks ensure that this code path is only taken if |
| 271 | // OnBeforeFrameNodeRemoved() was already called for that frame. |
| 272 | auto it = clients_to_remove_.find(worker_node); |
| 273 | DCHECK(it != clients_to_remove_.end()); |
| 274 | |
| 275 | int& count = it->second; |
| 276 | DCHECK_GT(count, 0); |
| 277 | --count; |
| 278 | |
| 279 | if (count == 0) |
| 280 | clients_to_remove_.erase(it); |
| 281 | #endif // DCHECK_IS_ON() |
| 282 | return; |
| 283 | } |
| 284 | |
| 285 | // Disconnect the node. |
| 286 | PerformanceManagerImpl::CallOnGraphImpl( |
| 287 | FROM_HERE, |
| 288 | base::BindOnce(&RemoveWorkerFromFrameNode, frame_node, worker_node)); |
| 289 | |
| 290 | // Remove |worker_node| from the set of workers that this frame is a client |
| 291 | // of. |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 292 | if (RemoveChildWorker(client_render_frame_host_id, worker_node)) |
| 293 | frame_node_source_->UnsubscribeFromFrameNode(client_render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 294 | } |
| 295 | |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 296 | void WorkerWatcher::OnBeforeFrameNodeRemoved( |
| 297 | content::GlobalFrameRoutingId render_frame_host_id, |
| 298 | FrameNodeImpl* frame_node) { |
| 299 | auto it = frame_node_child_workers_.find(render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 300 | DCHECK(it != frame_node_child_workers_.end()); |
| 301 | |
| 302 | // Clean up all child workers of this frame node. |
| 303 | base::flat_set<WorkerNodeImpl*> child_workers = std::move(it->second); |
| 304 | frame_node_child_workers_.erase(it); |
| 305 | |
| 306 | // Disconnect all child workers from |frame_node|. |
| 307 | DCHECK(!child_workers.empty()); |
| 308 | PerformanceManagerImpl::CallOnGraphImpl( |
| 309 | FROM_HERE, |
| 310 | base::BindOnce(&RemoveWorkersFromFrameNode, frame_node, child_workers)); |
| 311 | |
| 312 | #if DCHECK_IS_ON() |
| 313 | for (WorkerNodeImpl* worker_node : child_workers) { |
| 314 | // Now expect that this frame will be removed as a client for each worker |
| 315 | // in |child_workers|. |
| 316 | // Note: the [] operator is intentionally used to default initialize the |
| 317 | // count to zero if needed. |
| 318 | clients_to_remove_[worker_node]++; |
| 319 | } |
| 320 | #endif // DCHECK_IS_ON() |
| 321 | } |
| 322 | |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 323 | bool WorkerWatcher::AddChildWorker( |
| 324 | content::GlobalFrameRoutingId render_frame_host_id, |
| 325 | WorkerNodeImpl* child_worker_node) { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 326 | auto insertion_result = |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 327 | frame_node_child_workers_.insert({render_frame_host_id, {}}); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 328 | |
| 329 | auto& child_workers = insertion_result.first->second; |
| 330 | bool inserted = child_workers.insert(child_worker_node).second; |
| 331 | DCHECK(inserted); |
| 332 | |
| 333 | return insertion_result.second; |
| 334 | } |
| 335 | |
Patrick Monette | 7364e697 | 2020-01-09 22:56:02 | [diff] [blame] | 336 | bool WorkerWatcher::RemoveChildWorker( |
| 337 | content::GlobalFrameRoutingId render_frame_host_id, |
| 338 | WorkerNodeImpl* child_worker_node) { |
| 339 | auto it = frame_node_child_workers_.find(render_frame_host_id); |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 340 | DCHECK(it != frame_node_child_workers_.end()); |
| 341 | auto& child_workers = it->second; |
| 342 | |
| 343 | size_t removed = child_workers.erase(child_worker_node); |
| 344 | DCHECK_EQ(removed, 1u); |
| 345 | |
| 346 | if (child_workers.empty()) { |
| 347 | frame_node_child_workers_.erase(it); |
| 348 | return true; |
| 349 | } |
| 350 | return false; |
| 351 | } |
| 352 | |
Patrick Monette | 3117283f | 2020-02-07 15:49:15 | [diff] [blame] | 353 | WorkerNodeImpl* WorkerWatcher::GetDedicatedWorkerNode( |
| 354 | content::DedicatedWorkerId dedicated_worker_id) { |
| 355 | auto it = dedicated_worker_nodes_.find(dedicated_worker_id); |
| 356 | if (it == dedicated_worker_nodes_.end()) { |
| 357 | NOTREACHED(); |
| 358 | return nullptr; |
| 359 | } |
| 360 | return it->second.get(); |
| 361 | } |
| 362 | |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 363 | WorkerNodeImpl* WorkerWatcher::GetSharedWorkerNode( |
Patrick Monette | a376d3b0 | 2020-02-24 18:33:39 | [diff] [blame] | 364 | content::SharedWorkerId shared_worker_id) { |
| 365 | auto it = shared_worker_nodes_.find(shared_worker_id); |
Patrick Monette | 9a90508 | 2020-01-07 18:37:35 | [diff] [blame] | 366 | if (it == shared_worker_nodes_.end()) { |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 367 | NOTREACHED(); |
| 368 | return nullptr; |
| 369 | } |
| 370 | return it->second.get(); |
| 371 | } |
| 372 | |
Patrick Monette | 0fa9687 | 2020-03-26 18:16:53 | [diff] [blame] | 373 | WorkerNodeImpl* WorkerWatcher::GetServiceWorkerNode(int64_t version_id) { |
| 374 | auto it = service_worker_nodes_.find(version_id); |
| 375 | if (it == service_worker_nodes_.end()) { |
| 376 | NOTREACHED(); |
| 377 | return nullptr; |
| 378 | } |
| 379 | return it->second.get(); |
| 380 | } |
| 381 | |
Patrick Monette | 6c6de388 | 2019-10-09 02:59:32 | [diff] [blame] | 382 | } // namespace performance_manager |