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docs: Document required kernel configuration options #18546

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merged 2 commits into from
Jan 21, 2022
Merged

docs: Document required kernel configuration options #18546

merged 2 commits into from
Jan 21, 2022

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pchaigno
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@pchaigno pchaigno commented Jan 19, 2022 •
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This pull request documents kernel configuration options required for several advanced features (IPsec, iptables-based masquerading, and the bandwidth manager).

Fixes: #18030.
Fixes: #14852.

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docs: Split kernel requirements in sections
74c075c 
Signed-off-by: Paul Chaignon <paul@cilium.io>
@pchaigno
docs: Kernel requirements for advanced features
f322ce6 
This commit adds the kernel requirements for advanced features such as
IPsec, iptables-based masquerading, and the bandwidth manager. Those
kernel configuration options were determined by making a
somewhat-minimal kernel configuration for our CI.

Signed-off-by: Paul Chaignon <paul@cilium.io>
@pchaigno pchaigno added area/documentation Impacts the documentation, including textual changes, sphinx, or other doc generation code. sig/datapath Impacts bpf/ or low-level forwarding details, including map management and monitor messages. labels Jan 19, 2022
@pchaigno pchaigno requested a review from a team January 19, 2022 18:47
@pchaigno pchaigno requested a review from a team as a code owner January 19, 2022 18:47
@maintainer-s-little-helper maintainer-s-little-helper bot added dont-merge/needs-release-note-label The author needs to describe the release impact of these changes. labels Jan 19, 2022
@pchaigno pchaigno added the release-note/misc This PR makes changes that have no direct user impact. label Jan 19, 2022
@maintainer-s-little-helper maintainer-s-little-helper bot removed the dont-merge/needs-release-note-label The author needs to describe the release impact of these changes. label Jan 19, 2022
qmonnet
qmonnet approved these changes Jan 20, 2022
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  1. “Copy all”
  2.  xclip -sel clipboard -o | \
     <path/to/linux/>scripts/kconfig/merge_config.sh -y \
     /boot/config-$(uname -r) /dev/stdin
  3. Build and ship 👍

@pchaigno pchaigno added the ready-to-merge This PR has passed all tests and received consensus from code owners to merge. label Jan 20, 2022
@kkourt kkourt merged commit 966cc4c into cilium:master Jan 21, 2022
@pchaigno pchaigno deleted the document-required-kernel-configs branch January 21, 2022 11:24
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Marking for v1.11 backports to ensure we have this documented at least in the stable docs.

@kkourt kkourt mentioned this pull request Jan 26, 2022
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@glibsm glibsm added backport-done/1.11 The backport for Cilium 1.11.x for this PR is done. and removed backport-pending/1.11 labels Jan 30, 2022
@joestringer joestringer mentioned this pull request Feb 23, 2022
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@nathanjsweet nathanjsweet nathanjsweet approved these changes

@qmonnet qmonnet qmonnet approved these changes

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area/documentation Impacts the documentation, including textual changes, sphinx, or other doc generation code. backport-done/1.11 The backport for Cilium 1.11.x for this PR is done. ready-to-merge This PR has passed all tests and received consensus from code owners to merge. release-note/misc This PR makes changes that have no direct user impact. sig/datapath Impacts bpf/ or low-level forwarding details, including map management and monitor messages.
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Document required kernel configurations Extend kernel requirements description for transparent encryption
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@pchaigno @nathanjsweet @qmonnet @glibsm @kkourt