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feat: bpf from upstream binary releases
Signed-off-by: thediveo <[email protected]>
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‎README.md

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# Dev Container Features
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- [bpftool](src/bpftool/README.md) – installs `bpftool` from upstream
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https://github.com/libbpf/bpftool binary releases.
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- [docsify](src/docsify/README.md) – automatically serves ./docs workspace
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directory via `docsify serve` in the background.
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- [local-pkgsite](src/local-pkgsite/README.md) – a local Go pkgsite serving the module documentation.
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- [goreportcard](src/goreportcard/README.md) – provides `goreportcard-cli`that
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creates a Go report and a README.md badge on the code quality of a repository.
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- [gocover](src/gocover/README.md) – provides a `gocover` command to run
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conveniently unit tests and update a README.md coverage badge, supporting a
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set of presets.
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- [go-ebpf](src/go-ebpf/README.md) – installs clang and llvm, and on top
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Cilium's bpf2go.
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- [go-mod-upgrade](src/go-mod-upgrade/README.md) – provides obligot's `go-mod-upgrade`
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for updating outdated Go dependencies interactively.
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- [goreportcard](src/goreportcard/README.md) – provides `goreportcard-cli`that
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creates a Go report and a README.md badge on the code quality of a repository.
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- [local-pkgsite](src/local-pkgsite/README.md) – a local Go pkgsite serving the module documentation.
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- [pin-github-action](src/pin-github-action/README.md) – provides mheaps's
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`pin-github-action` for pinning GitHub actions to specific hashes.
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- [wal-wahl](src/wal-wahl/README.md) – install multiple Docker CE versions

‎src/bpftool/NOTES.md

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## OS Support
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Tested with:
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- [ghcr.io/almalinux/almalinux](https://ghcr.io/almalinux/almalinux),
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- [mcr.microsoft.com/devcontainers/base:debian](https://mcr.microsoft.com/en-us/artifact/mar/devcontainers/base/about#about:_debian),
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- [fedora](https://hub.docker.com/_/fedora),
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- [mcr.microsoft.com/devcontainers/base:ubuntu](https://mcr.microsoft.com/en-us/artifact/mar/devcontainers/base/about#about:_ubuntu).
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## Acknowledgement
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[@bpftool](https://github.com/libbpf/bpftool)

‎src/bpftool/README.md

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# bpftool (bpftool)
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Installs bpftool from upstream https://github.com/libbpf/bpftool binary releases.
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## Example Usage
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```json
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"features": {
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"ghcr.io/thediveo/devcontainer-features/bpftool:0": {}
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}
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```
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## Options
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| Options Id | Description | Type | Default Value |
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|-----|-----|-----|-----|
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| version | version of bpftool to install from upstream | string | latest |
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## OS Support
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Tested with:
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- [ghcr.io/almalinux/almalinux](https://ghcr.io/almalinux/almalinux),
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- [mcr.microsoft.com/devcontainers/base:debian](https://mcr.microsoft.com/en-us/artifact/mar/devcontainers/base/about#about:_debian),
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- [fedora](https://hub.docker.com/_/fedora),
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- [mcr.microsoft.com/devcontainers/base:ubuntu](https://mcr.microsoft.com/en-us/artifact/mar/devcontainers/base/about#about:_ubuntu).
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## Acknowledgement
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[@bpftool](https://github.com/libbpf/bpftool)
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---
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_Note: This file was auto-generated from the [devcontainer-feature.json](https://github.com/thediveo/devcontainer-features/blob/main/src/bpftool/devcontainer-feature.json). Add additional notes to a `NOTES.md`._

‎src/bpftool/devcontainer-feature.json

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{
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"name": "bpftool",
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"id": "bpftool",
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"version": "0.0.1",
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"description": "Installs bpftool from upstream https://github.com/libbpf/bpftool binary releases.",
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"options": {
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"version": {
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"type": "string",
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"default": "latest",
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"description": "version of bpftool to install from upstream"
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}
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}
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}

‎src/bpftool/install.sh

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#!/usr/bin/env bash
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# Distribution and package manager detection are licensed by Microsoft
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# Corporation under the MIT License, please refer to:
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# https://github.com/devcontainers/features/blob/main/src/go/install.sh:
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#
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# Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the
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# MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license
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# information
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set -e
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BPFTOOL_VERSION="${VERSION:-"latest"}"
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echo "installing feature bpftool..."
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if [ "$(id -u)" -ne 0 ]; then
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echo -e 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
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exit 1
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fi
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# Bring in ID, ID_LIKE, VERSION_ID, VERSION_CODENAME
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. /etc/os-release
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# Get an adjusted ID independent of distro variants
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MAJOR_VERSION_ID=$(echo ${VERSION_ID} | cut -d . -f 1)
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if [ "${ID}" = "debian" ] || [ "${ID_LIKE}" = "debian" ]; then
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ADJUSTED_ID="debian"
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elif [[ "${ID}" = "rhel" || "${ID}" = "fedora" || "${ID}" = "mariner" || "${ID_LIKE}" = *"rhel"* || "${ID_LIKE}" = *"fedora"* || "${ID_LIKE}" = *"mariner"* ]]; then
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ADJUSTED_ID="rhel"
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if [[ "${ID}" = "rhel" ]] || [[ "${ID}" = *"alma"* ]] || [[ "${ID}" = *"rocky"* ]]; then
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VERSION_CODENAME="rhel${MAJOR_VERSION_ID}"
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else
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VERSION_CODENAME="${ID}${MAJOR_VERSION_ID}"
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fi
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else
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echo "Linux distro ${ID} not supported."
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exit 1
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fi
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if [ "${ADJUSTED_ID}" = "rhel" ] && [ "${VERSION_CODENAME-}" = "centos7" ]; then
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# As of 1 July 2024, mirrorlist.centos.org no longer exists.
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# Update the repo files to reference vault.centos.org.
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sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d/*.repo
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sed -i s/^#.*baseurl=http/baseurl=http/g /etc/yum.repos.d/*.repo
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sed -i s/^mirrorlist=http/#mirrorlist=http/g /etc/yum.repos.d/*.repo
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fi
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# Setup INSTALL_CMD & PKG_MGR_CMD
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if type apt-get > /dev/null 2>&1; then
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PKG_MGR_CMD=apt-get
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INSTALL_CMD="${PKG_MGR_CMD} -y install --no-install-recommends"
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elif type microdnf > /dev/null 2>&1; then
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PKG_MGR_CMD=microdnf
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INSTALL_CMD="${PKG_MGR_CMD} ${INSTALL_CMD_ADDL_REPOS} -y install --refresh --best --nodocs --noplugins --setopt=install_weak_deps=0"
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elif type dnf > /dev/null 2>&1; then
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PKG_MGR_CMD=dnf
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INSTALL_CMD="${PKG_MGR_CMD} ${INSTALL_CMD_ADDL_REPOS} -y install --refresh --best --nodocs --noplugins --setopt=install_weak_deps=0"
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else
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PKG_MGR_CMD=yum
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INSTALL_CMD="${PKG_MGR_CMD} ${INSTALL_CMD_ADDL_REPOS} -y install --noplugins --setopt=install_weak_deps=0"
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fi
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# Clean up
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clean_up() {
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case ${ADJUSTED_ID} in
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debian)
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rm -rf /var/lib/apt/lists/*
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;;
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rhel)
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rm -rf /var/cache/dnf/* /var/cache/yum/*
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rm -rf /tmp/yum.log
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rm -rf ${GPG_INSTALL_PATH}
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;;
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esac
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}
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clean_up
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pkg_mgr_update() {
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case $ADJUSTED_ID in
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debian)
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if [ "$(find /var/lib/apt/lists/* | wc -l)" = "0" ]; then
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echo "Running apt-get update..."
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${PKG_MGR_CMD} update -y
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fi
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;;
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rhel)
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if [ ${PKG_MGR_CMD} = "microdnf" ]; then
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if [ "$(ls /var/cache/yum/* 2>/dev/null | wc -l)" = 0 ]; then
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echo "Running ${PKG_MGR_CMD} makecache ..."
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${PKG_MGR_CMD} makecache
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fi
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else
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if [ "$(ls /var/cache/${PKG_MGR_CMD}/* 2>/dev/null | wc -l)" = 0 ]; then
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echo "Running ${PKG_MGR_CMD} check-update ..."
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set +e
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${PKG_MGR_CMD} check-update
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rc=$?
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if [ $rc != 0 ] && [ $rc != 100 ]; then
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exit 1
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fi
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set -e
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fi
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fi
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;;
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esac
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}
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# Checks if packages are installed and installs them if not
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check_packages() {
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case ${ADJUSTED_ID} in
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debian)
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if ! dpkg -s "$@" > /dev/null 2>&1; then
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pkg_mgr_update
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${INSTALL_CMD} "$@"
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fi
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;;
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rhel)
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if ! rpm -q "$@" > /dev/null 2>&1; then
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pkg_mgr_update
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${INSTALL_CMD} "$@"
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fi
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;;
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esac
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}
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case $(uname -m) in
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x86_64) ARCH="amd64";;
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aarch64 | armv8*) ARCH="arm64";;
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*) echo "Unsupported architecture: $(uname -m)"; exit 1;;
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esac
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export DEBIAN_FRONTEND=noninteractive
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if ! type curl > /dev/null 2>&1; then
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check_packages curl
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fi
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if [ "$BPFTOOL_VERSION" = "latest" ]; then
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# get latest release
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BPFTOOL_VERSION=$(curl -s https://api.github.com/repos/libbpf/bpftool/releases/latest | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
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fi
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echo $BPFTOOL_VERSION
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echo $ARCH
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curl -sSL -o /tmp/bpftool.tar.gz "https://github.com/libbpf/bpftool/releases/download/${BPFTOOL_VERSION}/bpftool-${BPFTOOL_VERSION}-${ARCH}.tar.gz"
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ls -l /tmp/bpftool.tar.gz
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tar xzof /tmp/bpftool.tar.gz -C /usr/local/bin/ bpftool
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chmod 0755 /usr/local/bin/bpftool
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clean_up
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echo "Done!"

‎test/bpftool/almalinux.sh

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#!/usr/bin/env bash
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set -e
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. ./test.sh

‎test/bpftool/debian.sh

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#!/usr/bin/env bash
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set -e
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. ./test.sh

‎test/bpftool/fedora.sh

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#!/usr/bin/env bash
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set -e
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. ./test.sh

‎test/bpftool/scenarios.json

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{
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"v7.4.0": {
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"image": "mcr.microsoft.com/devcontainers/base:ubuntu-24.04",
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"features": {
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"bpftool": {
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"version": "v7.4.0"
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}
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}
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},
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"almalinux": {
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"image": "ghcr.io/almalinux/almalinux:9",
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"features": {
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"bpftool": {}
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}
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},
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"debian": {
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"image": "mcr.microsoft.com/devcontainers/base:debian-12",
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"features": {
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"bpftool": {}
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}
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},
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"fedora": {
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"image": "fedora",
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"features": {
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"bpftool": {}
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}
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}
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}

‎test/bpftool/test.sh

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#!/usr/bin/env bash
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set -e
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source dev-container-features-test-lib
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check "bpftool" bash -c "bpftool"
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reportResults

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