diff options
Diffstat (limited to 'roles/scaleway-dkms')
| -rw-r--r-- | roles/scaleway-dkms/files/my_scw-fetch-kernel-sources | 23 | ||||
| -rw-r--r-- | roles/scaleway-dkms/handlers/main.yml | 3 | ||||
| -rw-r--r-- | roles/scaleway-dkms/tasks/main.yml | 26 |
3 files changed, 52 insertions, 0 deletions
diff --git a/roles/scaleway-dkms/files/my_scw-fetch-kernel-sources b/roles/scaleway-dkms/files/my_scw-fetch-kernel-sources new file mode 100644 index 00000000..7116ae24 --- /dev/null +++ b/roles/scaleway-dkms/files/my_scw-fetch-kernel-sources @@ -0,0 +1,23 @@ +#!/bin/bash + +# this is based on: +# https://github.com/scaleway/kernel-tools#how-to-build-a-custom-kernel-module + +# Determine versions +arch="$(uname -m)" +release="$(uname -r)" +upstream="${release%%-*}" +local="${release#*-}" + +# Get kernel sources +mkdir -p /usr/src +wget -O "/usr/src/linux-${upstream}.tar.xz" "https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-${upstream}.tar.xz" +tar xf "/usr/src/linux-${upstream}.tar.xz" -C /usr/src/ +ln -fns "/usr/src/linux-${upstream}" /usr/src/linux +ln -fns "/usr/src/linux-${upstream}" "/lib/modules/${release}/build" + +# Prepare kernel +zcat /proc/config.gz > /usr/src/linux/.config +printf 'CONFIG_LOCALVERSION="%s"\nCONFIG_CROSS_COMPILE=""\n' "${local:+-$local}" >> /usr/src/linux/.config +wget -O /usr/src/linux/Module.symvers "http://mirror.scaleway.com/kernel/${arch}/${release}/Module.symvers" +make -C /usr/src/linux prepare modules_prepare diff --git a/roles/scaleway-dkms/handlers/main.yml b/roles/scaleway-dkms/handlers/main.yml new file mode 100644 index 00000000..896fe523 --- /dev/null +++ b/roles/scaleway-dkms/handlers/main.yml @@ -0,0 +1,3 @@ +--- +- name: fetch kernel sources + command: /usr/local/sbin/my_scw-fetch-kernel-sources diff --git a/roles/scaleway-dkms/tasks/main.yml b/roles/scaleway-dkms/tasks/main.yml new file mode 100644 index 00000000..5dda15f6 --- /dev/null +++ b/roles/scaleway-dkms/tasks/main.yml @@ -0,0 +1,26 @@ +--- +- name: install build deps + with_items: + - build-essential + - libssl-dev + apt: + name: "{{ item }}" + state: present + +- name: install (sadly missing) script to fetch kernel sources + copy: + src: my_scw-fetch-kernel-sources + dest: /usr/local/sbin/ + mode: 0755 + notify: fetch kernel sources + +- name: check if sources are already initialized + stat: + path: "/lib/modules/{{ ansible_kernel }}/build" + follow: yes + register: build_directory + changed_when: build_directory.stat.exists == False + notify: fetch kernel sources + +- name: fetch kernel sources + meta: flush_handlers |