734656f7cc
* feat: `kargs` module * fix: ARCH conditions * docs: Explain arch in module.yml * docs: Refine kargs documentation Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com> * chore: Add `kargs` to `modules.json` * docs: Add info about discovering possible kargs * docs: Use master branch link for kargs * docs: Some grammar style fix * docs: Add note about `bootc switch` for kargs to get applied * chore: slight grammar change * chore: small grammar change --------- Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>
43 lines
1.5 KiB
Bash
43 lines
1.5 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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if ! command -v bootc &> /dev/null; then
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echo "ERROR: 'bootc' package is not installed, please install it, as it's necessary for injecting kargs."
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exit 1
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fi
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KARGS_D="/usr/lib/bootc/kargs.d"
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BLUEBUILD_TOML="${KARGS_D}/bluebuild-kargs.toml"
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get_json_array KARGS 'try .["kargs"][]' "${1}"
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formatted_kargs=$(printf '"%s", ' "${KARGS[@]}")
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formatted_kargs=${formatted_kargs%, }
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ARCH=$(echo "${1}" | jq -r 'try .["arch"]')
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formatted_arch=$(echo "${ARCH}" | sed 's/[^, ]\+/"&"/g')
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if [[ ${#KARGS[@]} -gt 0 ]]; then
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# Make kargs.d directory in case it doesn't exist
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mkdir -p "${KARGS_D}"
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# If bluebuild-kargs.toml already exists from the previous module run, append a new suffixed toml file instead
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if [[ -f "${BLUEBUILD_TOML}" ]]; then
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counter=1
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new_filename="${KARGS_D}/bluebuild-kargs-${counter}.toml"
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while [[ -f "${new_filename}" ]]; do
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counter=$((counter + 1))
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new_filename="${KARGS_D}/bluebuild-kargs-${counter}.toml"
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done
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BLUEBUILD_TOML="${new_filename}"
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fi
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# Write kargs to toml file
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echo "Writing following kernel arguments to kargs.d TOML file: ${formatted_kargs}"
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echo "kargs = [${formatted_kargs}]" > "${BLUEBUILD_TOML}"
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if [[ "${ARCH}" != "null" ]]; then
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echo "Those kernel arguments are applied to the following specific OS architecture(s): ${formatted_arch}"
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echo "match-architectures = [${formatted_arch}]" >> "${BLUEBUILD_TOML}"
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fi
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else
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echo "ERROR: You did not include any kernel arguments to inject in the image."
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exit 1
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fi
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