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migration-3.5: mention task specific network access

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(From yocto-docs rev: d8573e8a36eef61be1c9e7706c38ed28ca4c9962)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Michael Opdenacker
2022-01-18 12:06:00 +01:00
committed by Richard Purdie
parent f299005d66
commit e4e58669f0
1 changed files with 12 additions and 0 deletions
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documentation/migration-guides/migration-3.5.rst
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@@ -22,6 +22,18 @@ Recipe changes
recipes now need to use ``;protocol=https`` at the end of GitHub recipes now need to use ``;protocol=https`` at the end of GitHub
URLs. The same script as above can be used to convert the recipes. URLs. The same script as above can be used to convert the recipes.
- Network access from tasks is now disabled by default on kernels which support
this feature (on most recent distros such as CentOS 8 and Debian 11 onwards).
This means that tasks accessing the network need to be marked as such with the ``network``
flag. For example::
do_mytask[network] = "1"
This is allowed by default from ``do_fetch`` but not from any of our other standard
tasks. Recipes shouldn't be accessing the network outside of ``do_fetch`` as it
usually undermines fetcher source mirroring, image and licence manifests, software
auditing and supply chain security.
- The :term:`TOPDIR` variable and the current working directory are no longer modified - The :term:`TOPDIR` variable and the current working directory are no longer modified
when parsing recipes. Any code depending on that behaviour will no longer work. when parsing recipes. Any code depending on that behaviour will no longer work.