This implementation switches to V8 inspector from the V8 repository. The
new inspector integration is now using final APIs and exposes a stable
wire protocol, removing the need for pointing the users to specific
devtools version.
PR-URL: https://github.com/nodejs/node/pull/9028
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
PR-URL: https://github.com/nodejs/node/pull/9243
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Fix a nullptr dereference when an invalid path is requested.
Regression introduced in commit 69fc85d ("inspector: generate UUID for
debug targets"), caught by Coverity.
PR-URL: https://github.com/nodejs/node/pull/9184
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@google.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
By convention, inspector protocol targets do not advertise connection
URLs when the frontend is already connected as multiple inspector
protocol connections are not supported.
PR-URL: https://github.com/nodejs/node/pull/8919
Reviewed-By: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
This define is not available in zlib prior to version 1.2.5.2. See
https://github.com/nodejs/node/issues/9110 for details. Workaround the
build breakage reported by casting away const in src/inspector_agent.cc
instead.
PR-URL: https://github.com/nodejs/node/pull/9122
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>
Ctor has to be added as memset to 0 is no longer an option, since
the structure now has std::vector member.
Attempt at fixing nodejs/node#8155 (so far I was not able to repro it)
PR-URL: https://github.com/nodejs/node/pull/8536
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
This test executes a simple debug session over the inspector protocol.
PR-URL: https://github.com/nodejs/node/pull/8429
Reviewed-By: ofrobots - Ali Ijaz Sheikh <ofrobots@google.com>
Changes inspector integration to use Node.js script file name as target
title (reported in JSON and shown in developer tools UIs). It will also
report file:// URL for the script as some tools seem to use that field
to open the script in the editor.
PR-URL: https://github.com/nodejs/node/pull/8243
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
This fixes a race condition when messages are coming while V8 is still
dispatching the previous batch.
PR-URL: https://github.com/nodejs/node/pull/8264
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
This change simplifies buffer management to address a number of issues
that original implementation had.
Original implementation was trying to reduce the number of allocations
by providing regions of the internal buffer to libuv IO code. This
introduced some potential use after free issues if the buffer grows
(or shrinks) while there's a pending read. It also had some confusing
math that resulted in issues on Windows version of the libuv.
PR-URL: https://github.com/nodejs/node/pull/8257
Fixes: https://github.com/nodejs/node/issues/8155
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
If user make some actions during (e.g. stepOver native call)
that requests program break and disconnect DevTools frontend then
AgentImpl won't be disconnected until other message from frontend.
The root of issue:
1. Inspector requests program break.
2. User requests disconnect (e.g. refresh page with DevTools frontend).
3. On program break V8Inspector call runMessageLoopOnPause on
V8NodeInspector.
4. Message loop will wait until next message from frontend.
5. After message Agent will be disconnected.
We can dispatch all pending message on step 3 to solve a problem.
PR-URL: https://github.com/nodejs/node/pull/8021
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
To output exception in DevTools console method exceptionThrown should
be called on uncaught exception on V8Inspector object. Additionally
we need to wait disconnect to provide user way to inspect exception.
PR-URL: https://github.com/nodejs/node/pull/8043
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: jasnell - James M Snell <jasnell@gmail.com>
Reviewed-By: ofrobots - Ali Ijaz Sheikh <ofrobots@google.com>
When node is running with --inspect flag, default console.log,
console.warn and other methods call inspector console methods in
addition to current behaviour (dump formatted message to stderr and
stdout). Inspector console methods forward message to DevTools and
show up in DevTools Console with DevTools formatters. Inspector
console methods not present on Node console will be added into it.
Only own methods on global.console object will be changed while in a
debugging session. User are still able to redefine it, use
console.Console or change original methods on Console.prototype.
PR-URL: https://github.com/nodejs/node/pull/7988
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: jasnell - James M Snell <jasnell@gmail.com>
Reviewed-By: ofrobots - Ali Ijaz Sheikh <ofrobots@google.com>
PR-URL: https://github.com/nodejs/node/pull/7990
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Minwoo Jung <jmwsoft@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Yorkie Liu <yorkiefixer@gmail.com>
uv_close() is an asynchronous operation. Calling it on a data member
inside the destructor is unsound because its memory is about to be
reclaimed but libuv is not done with it yet.
PR-URL: https://github.com/nodejs/node/pull/7907
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Eugene Ostroukhov <eostroukhov@chromium.org>
Reviewed-By: James M Snell <jasnell@gmail.com>
Make the inspector code easier to reason about by restructuring it
to avoid manual memory allocation and copying as much as possible.
An amusing side effect is that it reduces the total amount of memory
used in the test suite.
Before:
$ valgrind ./out/Release/cctest 2>&1 | grep 'total heap' | cut -c31-
1,017 allocs, 1,017 frees, 21,695,456 allocated
After:
$ valgrind ./out/Release/cctest 2>&1 | grep 'total heap' | cut -c31-
869 allocs, 869 frees, 14,484,641 bytes allocated
PR-URL: https://github.com/nodejs/node/pull/7906
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Node process will no longer terminate with an assertion if the
inspector port is not available.
PR-URL: https://github.com/nodejs/node/pull/7874
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: jasnell - James M Snell <jasnell@gmail.com>
Current implementation tracks connected/disconnected status separately
which potentially introduces race condition.
This change introduces notion of session IDs and also posts
connect/disconnect events into the same queue as the messages. This way
Node knows what session given response belongs to and can discard
messages if the frontend for that session had disconnected.
This also fixes an issue when frontend was unable to attach to V8
instance that was running infinite loop.
PR-URL: https://github.com/nodejs/node/pull/7271
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
This is done to note that this is an experimental feature.
PR-URL: https://github.com/nodejs/node/pull/7383
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
We will be introducing many more critical sections in the upcoming
multi-isolate changes, so let's make manual synchronization a thing
of the past.
PR-URL: https://github.com/nodejs/node/pull/7334
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
In some cases close callback was called twice, while in some cases the
memory was still not released at all.
PR-URL: https://github.com/nodejs/node/pull/7268
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
We should use a different default port number for the new debug
protocol. This makes it easier for debuggers to guess which protocol
they are expected to use to talk to a node process with a debug
server.
PR-URL: https://github.com/nodejs/node/pull/7212
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: cjihrig - Colin Ihrig <cjihrig@gmail.com>
Fix the `webSocketDebuggerUrl` and `devtoolsFrontendUrl` returned by
v8_inspector in /json HTTP endpoint to work with 3rd party clients.
Fixes: https://github.com/nodejs/node/issues/7227
PR-URL: https://github.com/nodejs/node/pull/7232
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
This change introduces experimental v8-inspector support. This brings
the DevTools debug protocol allowing Node.js to be debugged with
Chrome DevTools native, or through other debuggers supporting that
protocol.
Partial WebSocket support, to the extent required by DevTools, is
included. This is derived from the implementation in Blink.
v8-inspector support can be disabled by the --without-inspector
configure flag.
PR-URL: https://github.com/nodejs/node/pull/6792
Reviewed-By: jasnell - James M Snell <jasnell@gmail.com>
Reviewed-By: addaleax - Anna Henningsen <anna@addaleax.net>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Eugene Ostroukhov
Brian White
Ben Noordhuis
Bradley T. Hughes
Aleksei Koziatinskii
Ali Ijaz Sheikh
Haojian Wu
Evan Lucas
Myles Borins
Nicolas Romer
Pavel Feldman