86 lines
3.4 KiB
Bash
86 lines
3.4 KiB
Bash
#!/usr/bin/env bash
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#
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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (c) 2013-2023 Igor Pecovnik, igor@armbian.com
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#
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# This file is a part of the Armbian Build Framework
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# https://github.com/armbian/build/
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# This is NOT run under do_with_retries.
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function download_git_kernel_bundle() {
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# See https://mirrors.edge.kernel.org/pub/scm/.bundles/pub/scm/linux/kernel/git/
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# rpardini: I'm a bit undecided about using the stable bundle (5gb) or the Linus bundle (3gb)
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# the stable seems much better at the end of the day.
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declare bundle_type="${bundle_type:-"stable"}" linux_clone_bundle_url=""
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case "${bundle_type}" in
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stable)
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display_alert "Using Kernel bundle" "${bundle_type}" "debug"
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linux_clone_bundle_url="https://mirrors.edge.kernel.org/pub/scm/.bundles/pub/scm/linux/kernel/git/stable/linux/clone.bundle"
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;;
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linus)
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display_alert "Using Kernel bundle" "${bundle_type}" "debug"
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linux_clone_bundle_url="https://mirrors.edge.kernel.org/pub/scm/.bundles/pub/scm/linux/kernel/git/torvalds/linux/clone.bundle"
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;;
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esac
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declare git_bundles_dir="${SRC}/cache/git-bundles/kernel"
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run_host_command_logged mkdir -pv "${git_bundles_dir}"
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# defines outer scope value
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linux_kernel_clone_bundle_file="${git_bundles_dir}/linux-${bundle_type}.bundle"
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declare linux_kernel_clone_bundle_file_tmp="${linux_kernel_clone_bundle_file}.tmp"
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# if the file already exists, do nothing
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if [[ -f "${linux_kernel_clone_bundle_file}" ]]; then
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display_alert "Kernel bundle already exists" "${bundle_type}" "cachehit"
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return 0
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fi
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# download into the tmp_file until it works, then rename to final; use axel.
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do_with_retries 5 kernel_download_bundle_with_axel
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# move into place, only if everything worked, retried or not.
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run_host_command_logged mv -v "${linux_kernel_clone_bundle_file_tmp}" "${linux_kernel_clone_bundle_file}"
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return 0
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}
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function kernel_download_bundle_with_axel() {
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display_alert "Downloading Kernel bundle" "${bundle_type}; this might take a long time" "info"
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declare -a verbose_params=()
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if_user_on_terminal_and_not_logging_add verbose_params "--verbose" "--alternate"
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if_user_not_on_terminal_or_is_logging_add verbose_params "--quiet"
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run_host_command_logged axel "${verbose_params[@]}" "--output=${linux_kernel_clone_bundle_file_tmp}" \
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"${linux_clone_bundle_url}"
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}
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function kernel_prepare_bare_repo_from_bundle() {
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kernel_git_bare_tree="${SRC}/cache/git-bare/kernel" # sets the outer scope variable
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declare kernel_git_bare_tree_done_marker="${kernel_git_bare_tree}/.git/armbian-bare-tree-done"
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if [[ ! -d "${kernel_git_bare_tree}" || ! -f "${kernel_git_bare_tree_done_marker}" ]]; then
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if [[ -d "${kernel_git_bare_tree}" ]]; then
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display_alert "Removing old kernel bare tree" "${kernel_git_bare_tree}" "info"
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rm -rf "${kernel_git_bare_tree}"
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fi
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# now, make sure we've the bundle downloaded correctly...
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# this defines linux_kernel_clone_bundle_file
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declare linux_kernel_clone_bundle_file
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download_git_kernel_bundle
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# fetch it, completely, into the bare tree; use clone, not fetch.
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display_alert "Cloning from bundle into bare tree" "this might take a very long time" "info"
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declare -a verbose_params=() && if_user_on_terminal_and_not_logging_add verbose_params "--verbose" "--progress"
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run_host_command_logged git clone "${verbose_params[@]}" --tags --no-checkout \
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"${linux_kernel_clone_bundle_file}" "${kernel_git_bare_tree}"
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# write the marker file
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touch "${kernel_git_bare_tree_done_marker}"
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fi
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return 0
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}
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