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refactor: use v8 serialization for ipc (#20214)

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* refactor: use v8 serialization for ipc

* cloning process.env doesn't work

* serialize host objects by enumerating key/values

* new serialization can handle NaN, Infinity, and undefined correctly

* can't allocate v8 objects during GC

* backport microtasks fix

* fix compile

* fix node_stream_loader reentrancy

* update subframe spec to expect undefined instead of null

* write undefined instead of crashing when serializing host objects

* fix webview spec

* fix download spec

* buffers are transformed into uint8arrays

* can't serialize promises

* fix chrome.i18n.getMessage

* fix devtools tests

* fix zoom test

* fix debug build

* fix lint

* update ipcRenderer tests

* fix printToPDF test

* update patch

* remove accidentally re-added remote-side spec

* wip

* don't attempt to serialize host objects

* jump through different hoops to set options.webContents sometimes

* whoops

* fix lint

* clean up error-handling logic

* fix memory leak

* fix lint

* convert host objects using old base::Value serialization

* fix lint more

* fall back to base::Value-based serialization

* remove commented-out code

* add docs to breaking-changes.md

* Update breaking-changes.md

* update ipcRenderer and WebContents docs

* lint

* use named values for format tag

* save a memcpy for ~30% speedup

* get rid of calls to ShallowClone

* extra debugging for paranoia

* d'oh, use the correct named tags

* apparently msstl doesn't like this DCHECK

* funny story about that DCHECK

* disable remote-related functions when enable_remote_module = false

* nits

* use EnableIf to disable remote methods in mojom

* fix include

* review comments
This commit is contained in:
Jeremy Apthorp 2019-10-09 10:59:08 -07:00 • committed by John Kleinschmidt
parent c250cd6e7c
commit 2fad53e66b
38 changed files with 623 additions and 169 deletions
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29
shell/common/api/api.mojom
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@ -1,19 +1,26 @@
module electron.mojom;
import "mojo/public/mojom/base/values.mojom";
import "mojo/public/mojom/base/string16.mojom";
import "ui/gfx/geometry/mojom/geometry.mojom";
import "third_party/blink/public/mojom/messaging/cloneable_message.mojom";
interface ElectronRenderer {
Message(
bool internal,
bool send_to_all,
string channel,
mojo_base.mojom.ListValue arguments,
blink.mojom.CloneableMessage arguments,
int32 sender_id);
UpdateCrashpadPipeName(string pipe_name);
// This is an API specific to the "remote" module, and will ultimately be
// replaced by generic IPC once WeakRef is generally available.
[EnableIf=enable_remote_module]
DereferenceRemoteJSCallback(
string context_id,
int32 object_id);
TakeHeapSnapshot(handle file) => (bool success);
};
@ -37,14 +44,14 @@ interface ElectronBrowser {
Message(
bool internal,
string channel,
mojo_base.mojom.ListValue arguments);
blink.mojom.CloneableMessage arguments);
// Emits an event on |channel| from the ipcMain JavaScript object in the main
// process, and returns the response.
Invoke(
bool internal,
string channel,
mojo_base.mojom.ListValue arguments) => (mojo_base.mojom.Value result);
blink.mojom.CloneableMessage arguments) => (blink.mojom.CloneableMessage result);
// Emits an event on |channel| from the ipcMain JavaScript object in the main
// process, and waits synchronously for a response.
@ -55,7 +62,7 @@ interface ElectronBrowser {
MessageSync(
bool internal,
string channel,
mojo_base.mojom.ListValue arguments) => (mojo_base.mojom.Value result);
blink.mojom.CloneableMessage arguments) => (blink.mojom.CloneableMessage result);
// Emits an event from the |ipcRenderer| JavaScript object in the target
// WebContents's main frame, specified by |web_contents_id|.
@ -64,11 +71,19 @@ interface ElectronBrowser {
bool send_to_all,
int32 web_contents_id,
string channel,
mojo_base.mojom.ListValue arguments);
blink.mojom.CloneableMessage arguments);
MessageHost(
string channel,
mojo_base.mojom.ListValue arguments);
blink.mojom.CloneableMessage arguments);
// This is an API specific to the "remote" module, and will ultimately be
// replaced by generic IPC once WeakRef is generally available.
[EnableIf=enable_remote_module]
DereferenceRemoteJSObject(
string context_id,
int32 object_id,
int32 ref_count);
UpdateDraggableRegions(
array<DraggableRegion> regions);