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doc: make socket IPC examples more robust #13196

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merged 1 commit into from
Jun 22, 2017
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@cjihrig cjihrig commented May 24, 2017

This commit aims to improve the documentation examples that send sockets over IPC channels. Specifically, pauseOnConnect is added to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

Checklist
  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • documentation is changed or added
  • commit message follows commit guidelines
Affected core subsystem(s)

doc

R= @santigimeno

@cjihrig cjihrig requested a review from santigimeno May 24, 2017 15:04
@nodejs-github-bot nodejs-github-bot added child_process Issues and PRs related to the child_process subsystem. doc Issues and PRs related to the documentations. labels May 24, 2017
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LGTM with a suggestion

@@ -1136,7 +1136,7 @@ const normal = require('child_process').fork('child.js', ['normal']);
const special = require('child_process').fork('child.js', ['special']);

// Open up the server and send sockets to child
const server = require('net').createServer();
const server = require('net').createServer({ pauseOnConnect: true });
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Maybe a note why using pauseOnConnect: true is a good practice.

@@ -1166,6 +1171,10 @@ tracking when the socket is destroyed. To indicate this, the `.connections`
property becomes `null`. It is recommended not to use `.maxConnections` when
this occurs.

It is also recommended that that any `'message'` handlers in the
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@lpinca lpinca May 24, 2017

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Nit: is that repeated on purpose?

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I wouldn't think so.

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addaleax commented Jun 9, 2017

@cjihrig This would need a rebase :)

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cjihrig commented Jun 22, 2017

Rebased and addressed comments.

CI: https://ci.nodejs.org/job/node-test-pull-request/8805/

This commit aims to improve the documentation examples that send
sockets over IPC channels. Specifically, pauseOnConnect is added
to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

PR-URL: nodejs#13196
Reviewed-By: Santiago Gimeno <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
@cjihrig cjihrig merged commit c02dcc7 into nodejs:master Jun 22, 2017
@cjihrig cjihrig deleted the docs branch June 22, 2017 20:57
@addaleax addaleax mentioned this pull request Jun 24, 2017
addaleax pushed a commit that referenced this pull request Jun 24, 2017
This commit aims to improve the documentation examples that send
sockets over IPC channels. Specifically, pauseOnConnect is added
to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

PR-URL: #13196
Reviewed-By: Santiago Gimeno <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
@addaleax addaleax mentioned this pull request Jun 24, 2017
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Is this applicable to v6.x?

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ping @cjihrig

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cjihrig commented Aug 15, 2017

Yes, I'd say it's applicable.

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@cjihrig do you have time to backport?

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cjihrig commented Sep 20, 2017

Backport in #15482

MylesBorins pushed a commit that referenced this pull request Oct 16, 2017
This commit aims to improve the documentation examples that send
sockets over IPC channels. Specifically, pauseOnConnect is added
to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

PR-URL: #13196
Reviewed-By: Santiago Gimeno <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
@MylesBorins MylesBorins mentioned this pull request Oct 17, 2017
MylesBorins pushed a commit that referenced this pull request Oct 25, 2017
This commit aims to improve the documentation examples that send
sockets over IPC channels. Specifically, pauseOnConnect is added
to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

PR-URL: #13196
Reviewed-By: Santiago Gimeno <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
@MylesBorins MylesBorins mentioned this pull request Nov 3, 2017
abhishekumar-tyagi pushed a commit to abhishekumar-tyagi/node that referenced this pull request May 5, 2024
This commit aims to improve the documentation examples that send
sockets over IPC channels. Specifically, pauseOnConnect is added
to a server that inspects the socket before sending and a
'message' handler adds a check that the socket still exists.

PR-URL: nodejs/node#13196
Reviewed-By: Santiago Gimeno <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
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8 participants