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postinstall: allow write access to cellars in repository.

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If HOMEBREW_CELLAR (or HOMEBREW_PREFIX) are children of
HOMEBREW_REPOSITORY it’s important to deny write to the repository and
enable write to the Cellar/prefix afterwards.
This commit is contained in:
Mike McQuaid 2016-10-11 09:36:20 +01:00
parent 6be6ce33e0
commit 58d998e208
1 changed files with 2 additions and 2 deletions
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4
Library/Homebrew/cmd/postinstall.rb
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@ -35,10 +35,10 @@ module Homebrew
sandbox.record_log(formula.logs/"postinstall.sandbox.log")
sandbox.allow_write_temp_and_cache
sandbox.allow_write_log(formula)
sandbox.allow_write_cellar(formula)
sandbox.allow_write_xcode
sandbox.allow_write_path HOMEBREW_PREFIX
sandbox.deny_write_homebrew_repository
sandbox.allow_write_path HOMEBREW_PREFIX
sandbox.allow_write_cellar(formula)
sandbox.exec(*args)
else
exec(*args)