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feat: add device-mapper extension #205

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1 change: 1 addition & 0 deletions Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,7 @@ TARGETS = \
amd-ucode \
bnx2-bnx2x \
btrfs \
device-mapper \
drbd \
gasket-driver \
gvisor \
Expand Down
17 changes: 17 additions & 0 deletions storage/device-mapper/README.md
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# device-mapper

This extension provides kernel modules needed for non-stock device-mapper functionality.

## Installation

Add the extension to your machine config and enable the modules.

```yaml
machine:
install:
extensions:
- image: ghcr.io/siderolabs/device-mapper:<VERSION>
kernel:
modules:
- name: dm-thin-pool
```
10 changes: 10 additions & 0 deletions storage/device-mapper/manifest.yaml
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version: v1alpha1
metadata:
name: device-mapper
version: "$VERSION"
author: Nathan Brewer
description: |
This system extension provides extra device-mapper kernel module drivers.
compatibility:
talos:
version: ">= v1.5.0"
22 changes: 22 additions & 0 deletions storage/device-mapper/pkg.yaml
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name: device-mapper
variant: scratch
shell: /toolchain/bin/bash
dependencies:
- stage: base
# The pkgs version for a particular release of Talos as defined in
# https://github.com/siderolabs/talos/blob/<talos version>/pkg/machinery/gendata/data/pkgs
- image: "{{ .PKGS_PREFIX }}/device-mapper-pkg:{{ .BUILD_ARG_PKGS }}"
steps:
- prepare:
- |
sed -i 's#$VERSION#{{ .VERSION }}#' /pkg/manifest.yaml
- install:
- |
mkdir -p /rootfs/lib/modules

cp -R /lib/modules/* /rootfs/lib/modules
finalize:
- from: /rootfs
to: /rootfs
- from: /pkg/manifest.yaml
to: /
2 changes: 2 additions & 0 deletions storage/device-mapper/vars.yaml
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# the first part is the driver version and the second the talos version for which the module is built against
VERSION: "{{ .BUILD_ARG_TAG }}"