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dns: handle array holes in setServers() - #8567
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imyller
commented
Sep 16, 2016
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imyller
commented
Sep 17, 2016
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imyller
commented
Sep 20, 2016
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@cjihrig any objections for landing this? |
cjihrig
commented
Sep 20, 2016
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I was waiting for the CI to clear up to get a better run. Feel free to land it. Otherwise, I'll try to get to it this evening. |
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ChALkeR
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Sep 20, 2016
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Is this semver-minor or semver-patch? |
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@ChALkeR should I stop landing? Was about to push when you posted your comment. |
addaleax
commented
Sep 20, 2016
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Since I think we usually equate failing |
This commit adds better handling of exceptional array formats passed to dns.setServers(). Prior to this commit, the input array was validated using map(), which preserves holes, allowing them to be passed to c-ares, crashing Node. This commit replaces map() with forEach(), which skips holes. Fixes: nodejs#8538 PR-URL: nodejs#8567 Reviewed-By: Ilkka Myller <ilkka.myller@nodefield.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
MylesBorins
commented
Oct 6, 2016
Contributor
the original test does not dump core on v4.x @cjihrig let me know if this should be backported, labeling as don't land for now |
Fishrock123 pushed a commit
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Oct 11, 2016
This commit adds better handling of exceptional array formats passed to dns.setServers(). Prior to this commit, the input array was validated using map(), which preserves holes, allowing them to be passed to c-ares, crashing Node. This commit replaces map() with forEach(), which skips holes. Fixes: #8538 PR-URL: #8567 Reviewed-By: Ilkka Myller <ilkka.myller@nodefield.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Checklist
make -j4 test(UNIX), orvcbuild test nosign(Windows) passesAffected core subsystem(s)
dns
Description of change
This commit adds better handling of exceptional array formats passed to
dns.setServers(). Prior to this commit, the input array was validated usingmap(), which preserves holes, allowing them to be passed to c-ares, crashing Node. This commit replacesmap()withforEach(), which skips holes.Tests taken from #8538. Fixes#8538