Release 1.17.3

See badges/shields issue 8671

.github/.cspell/project-dictionary.txt

@@ -8,15 +8,18 @@ koalaman
 libc
 linkcheck
 mdbook
+microdnf
 mvdan
 nextest
 protobuf
 protoc
 protocolbuffers
 quickinstall
+rockylinux
 rustwasm
 shellcheck
 shfmt
 toolchains
 udeps
 wasmtime
+xscale

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
         include:
           # Note: Specifying the version of valgrind and cargo-binstall is not supported.
           - os: ubuntu-20.04
-            tool: cargo-hack@0.5.24,cargo-llvm-cov@0.5.2,cargo-minimal-versions@0.1.8,parse-changelog@0.5.2,cargo-udeps@0.1.35,cargo-valgrind@2.1.0,cargo-deny@0.13.5,cross@0.2.4,nextest@0.9.11,protoc@3.21.11,shellcheck@0.9.0,shfmt@3.6.0,wasm-pack@0.10.3,wasmtime@3.0.1,mdbook@0.4.22,mdbook-linkcheck@0.7.7,cargo-watch@8.1.1
+            tool: cargo-hack@0.5.24,cargo-llvm-cov@0.5.3,cargo-minimal-versions@0.1.8,parse-changelog@0.5.2,cargo-udeps@0.1.35,cargo-valgrind@2.1.0,cargo-deny@0.13.5,cross@0.2.4,nextest@0.9.11,protoc@3.21.12,shellcheck@0.9.0,shfmt@3.6.0,wasm-pack@0.10.3,wasmtime@4.0.0,mdbook@0.4.25,mdbook-linkcheck@0.7.7,cargo-watch@8.1.1
           # Nextest supports basic version ranges as well. For other tools, this will be supported by https://github.com/taiki-e/install-action/pull/27.
           - os: ubuntu-20.04
             tool: nextest@0.9
@@ -56,34 +56,63 @@ jobs:
       fail-fast: false
       matrix:
         container:
-          - ubuntu:20.04
-          - debian:latest
+          - ubuntu:18.04 # glibc 2.27
+          - ubuntu:20.04 # glibc 2.31
+          - debian:10-slim # glibc 2.28
+          - debian:11-slim # glibc 2.31
+          - rockylinux:8 # glibc 2.28
+          - rockylinux:8-minimal # glibc 2.28
         tool:
           # valgrind: installing snap to container is difficult...
           - cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-udeps,cargo-valgrind,cargo-deny,cross,nextest,protoc,shellcheck,shfmt,wasm-pack,wasmtime,mdbook,mdbook-linkcheck,cargo-watch
         include:
-          - container: ubuntu:18.04
-            # The latest mdbook provides prebuilt binaries for musl host, but we don't support it yet (will be done by https://github.com/taiki-e/install-action/pull/27)
-            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-udeps,cargo-valgrind,cargo-deny,cross,nextest,protoc,shellcheck,shfmt,wasm-pack,wasmtime,mdbook-linkcheck,cargo-watch
-          - container: alpine:latest
-            # cargo-udeps,protoc,valgrind,wasmtime,mdbook,mdbook-linkcheck,cargo-watch don't provide prebuilt binaries for musl host.
-            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,nextest,shellcheck,shfmt,wasm-pack,cargo-binstall
+          - container: ubuntu:22.04 # glibc 2.35
+            # cargo-udeps depends on openssl 1.1
+            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,nextest,protoc,shellcheck,shfmt,wasm-pack,wasmtime,mdbook,mdbook-linkcheck,cargo-watch
+          - container: fedora:latest # glibc 2.36 (as of fedora 37)
+            # cargo-udeps depends on openssl 1.1
+            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,nextest,protoc,shellcheck,shfmt,wasm-pack,wasmtime,mdbook,mdbook-linkcheck,cargo-watch
+          - container: centos:7 # glibc 2.17
+            # cargo-udeps,protoc,valgrind,wasmtime,mdbook-linkcheck,cargo-watch don't provide prebuilt binaries for musl host.
+            # we don't support nextest on very old glibc due to https://github.com/taiki-e/install-action/issues/13.
+            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,shellcheck,shfmt,wasm-pack,mdbook,cargo-binstall
+          - container: alpine:latest # musl 1.2.3 (as of alpine 3.17)
+            # cargo-udeps,protoc,valgrind,wasmtime,mdbook-linkcheck,cargo-watch don't provide prebuilt binaries for musl host.
+            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,nextest,shellcheck,shfmt,wasm-pack,mdbook,cargo-binstall
     runs-on: ubuntu-latest
     container: ${{ matrix.container }}
     steps:
-      - uses: actions/checkout@v3
-        with:
-          persist-credentials: false
       - name: Install requirements (ubuntu/debian)
         run: |
-          set -ex
+          set -euxo pipefail
           apt-get -o Acquire::Retries=10 -qq update
           apt-get -o Acquire::Retries=10 -qq -o Dpkg::Use-Pty=0 install -y --no-install-recommends cargo
         if: startsWith(matrix.container, 'ubuntu') || startsWith(matrix.container, 'debian')
+      - name: Install requirements (fedora/rockylinux)
+        run: |
+          set -euxo pipefail
+          dnf=dnf
+          if ! type -P dnf &>/dev/null; then
+            dnf=microdnf
+          fi
+          # tar and gzip are required for actions/checkout on rockylinux:*-minimal
+          $dnf install -y cargo tar gzip
+        if: startsWith(matrix.container, 'fedora') || startsWith(matrix.container, 'rockylinux')
+      - name: Install requirements (centos)
+        run: |
+          set -euxo pipefail
+          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --profile minimal --default-toolchain stable
+          echo "$HOME/.cargo/bin" >>"${GITHUB_PATH}"
+        if: startsWith(matrix.container, 'centos')
       - name: Install requirements (alpine)
-        run: apk add bash cargo
+        run: |
+          set -eux
+          apk add bash cargo
         shell: sh
         if: startsWith(matrix.container, 'alpine')
+      - uses: actions/checkout@v3
+        with:
+          persist-credentials: false
       - uses: ./
         with:
           tool: ${{ matrix.tool }}

CHANGELOG.md

@@ -10,6 +10,26 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+## [1.17.3] - 2022-12-22
+
+- Update `wasmtime@latest` to 4.0.0.
+
+## [1.17.2] - 2022-12-17
+
+- Update `mdbook@latest` to 0.4.25.
+
+## [1.17.1] - 2022-12-15
+
+- Update `mdbook@latest` to 0.4.23.
+- Support `mdbook` on Linux (musl).
+- Update `cargo-llvm-cov@latest` to 0.5.3.
+
+## [1.17.0] - 2022-12-14
+
+- Update `protoc@latest` to 3.21.12.
+- Support aarch64 self-hosted runners (Linux, macOS, Windows).
+- Improve support for Fedora/RHEL based containers/self-hosted runners.
+
 ## [1.16.0] - 2022-12-14
 
 - Update `cargo-binstall@latest` to 0.18.1. ([#32](https://github.com/taiki-e/install-action/pull/32), thanks @NobodyXu)
@@ -18,7 +38,9 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
   It is mainly intended to make the use of this action easy on containers or self-hosted runners, and currently supports Debian-based distributions (including Ubuntu) and Alpine.
 
-  The system's package manager is used for these installations. However, bash, which is an execution requirement of the action itself, and rustc, which is usually preferred for installation by rustup rather than the system's package manager, are *not* covered by these installations.
+  The system's package manager is used for these installations. However, `bash`, which is an execution requirement of the action itself, and `cargo`, which is usually preferred for installation by rustup rather than the system's package manager, are *not* covered by these installations.
+
+  See also the [compatibility note in readme](https://github.com/taiki-e/install-action#compatibility).
 
 ## [1.15.5] - 2022-12-13
 
@@ -439,7 +461,11 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.16.0...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.17.3...HEAD
+[1.17.3]: https://github.com/taiki-e/install-action/compare/v1.17.2...v1.17.3
+[1.17.2]: https://github.com/taiki-e/install-action/compare/v1.17.1...v1.17.2
+[1.17.1]: https://github.com/taiki-e/install-action/compare/v1.17.0...v1.17.1
+[1.17.0]: https://github.com/taiki-e/install-action/compare/v1.16.0...v1.17.0
 [1.16.0]: https://github.com/taiki-e/install-action/compare/v1.15.5...v1.16.0
 [1.15.5]: https://github.com/taiki-e/install-action/compare/v1.15.4...v1.15.5
 [1.15.4]: https://github.com/taiki-e/install-action/compare/v1.15.3...v1.15.4

README.md

@@ -1,6 +1,6 @@
 # install-action
 
-[![build status](https://img.shields.io/github/workflow/status/taiki-e/install-action/CI/main?style=flat-square&logo=github)](https://github.com/taiki-e/install-action/actions)
+[![build status](https://img.shields.io/github/actions/workflow/status/taiki-e/install-action/ci.yml?branch=main&style=flat-square&logo=github)](https://github.com/taiki-e/install-action/actions)
 
 GitHub Action for installing development tools (mainly from GitHub Releases).
 
@@ -104,11 +104,11 @@ If you want a higher level of security, consider working on [#1](https://github.
 
 ## Compatibility
 
-This action has been tested for GitHub-hosted runners (Ubuntu, macOS, Windows) and containers (Ubuntu, Debian, Alpine).
+This action has been tested for GitHub-hosted runners (Ubuntu, macOS, Windows) and containers (Ubuntu, Debian, Alpine, Fedora, CentOS, Rocky).
 To use this action in self-hosted runners or in containers, you will need to install at least the following:
 
 - bash
-- cargo (if you install cargo subcommands)
+- cargo (if you install cargo subcommands or use cargo-binstall fallback)
 
 ## Related Projects
 

main.sh

@@ -51,7 +51,7 @@ download() {
             tar_args+=("xjf")
             if ! type -P bzip2 &>/dev/null; then
                 case "${base_distro}" in
-                    debian | alpine) sys_install bzip2 ;;
+                    debian | alpine | fedora) sys_install bzip2 ;;
                 esac
             fi
             ;;
@@ -60,21 +60,21 @@ download() {
             if ! type -P xz &>/dev/null; then
                 case "${base_distro}" in
                     debian) sys_install xz-utils ;;
-                    alpine) sys_install xz ;;
+                    alpine | fedora) sys_install xz ;;
                 esac
             fi
             ;;
         *.zip)
             if ! type -P unzip &>/dev/null; then
                 case "${base_distro}" in
-                    debian | alpine) sys_install unzip ;;
+                    debian | alpine | fedora) sys_install unzip ;;
                 esac
             fi
             mkdir -p .install-action-tmp
             (
                 cd .install-action-tmp
                 info "downloading ${url}"
-                retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${url}" -o tmp.zip
+                retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 "${url}" -o tmp.zip
                 unzip tmp.zip
                 mv "${bin}" "${bin_dir}/"
             )
@@ -90,14 +90,9 @@ download() {
         tar_args+=(--strip-components "${components}")
     fi
     info "downloading ${url}"
-    retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${url}" \
+    retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 "${url}" \
         | tar "${tar_args[@]}" -C "${bin_dir}" "${bin}"
 }
-host_triple() {
-    if [[ -z "${host:-}" ]]; then
-        host="$(rustc -vV | grep host | cut -c 7-)"
-    fi
-}
 install_cargo_binstall() {
     # https://github.com/cargo-bins/cargo-binstall/releases
     local binstall_version="0.18.1"
@@ -115,15 +110,12 @@ install_cargo_binstall() {
     if [[ -n "${install_binstall}" ]]; then
         info "installing cargo-binstall"
 
-        host_triple
         base_url="https://github.com/cargo-bins/cargo-binstall/releases/download/v${binstall_version}/cargo-binstall"
-        case "${host}" in
-            x86_64-*-linux-gnu | x86_64-*-linux-musl) url="${base_url}-x86_64-unknown-linux-musl.tgz" ;;
-            armv7-*-linux-gnueabihf | armv7-*-linux-musleabihf) url="${base_url}-armv7-unknown-linux-musleabihf.tgz" ;;
-            aarch64-*-linux-gnu | aarch64-*-linux-musl) url="${base_url}-aarch64-unknown-linux-musl.tgz" ;;
-            x86_64-pc-windows-gnu) url="${base_url}-x86_64-pc-windows-msvc.zip" ;;
-            x86_64-apple-darwin | aarch64-apple-darwin | x86_64-pc-windows-msvc) url="${base_url}-${host}.zip" ;;
-            *) bail "unsupported target '${host}' for cargo-binstall" ;;
+        case "${OSTYPE}" in
+            linux*) url="${base_url}-${host_arch}-unknown-linux-musl.tgz" ;;
+            darwin*) url="${base_url}-${host_arch}-apple-darwin.zip" ;;
+            cygwin* | msys*) url="${base_url}-x86_64-pc-windows-msvc.zip" ;;
+            *) bail "unsupported OSTYPE '${OSTYPE}' for cargo-binstall" ;;
         esac
 
         download "${url}" "${cargo_bin}" "cargo-binstall${exe}"
@@ -186,10 +178,18 @@ apk_install() {
         apk add "$@"
     fi
 }
+dnf_install() {
+    if type -P sudo &>/dev/null; then
+        retry sudo "${dnf}" install -y "$@"
+    else
+        retry "${dnf}" install -y "$@"
+    fi
+}
 sys_install() {
     case "${base_distro}" in
         debian) apt_install "$@" ;;
         alpine) apk_install "$@" ;;
+        fedora) dnf_install "$@" ;;
     esac
 }
 
@@ -206,20 +206,59 @@ if [[ -n "${tool}" ]]; then
     while read -rd,; do tools+=("${REPLY}"); done <<<"${tool},"
 fi
 
+# Refs: https://github.com/rust-lang/rustup/blob/HEAD/rustup-init.sh
+case "$(uname -m)" in
+    aarch64 | arm64) host_arch="aarch64" ;;
+    xscale | arm | armv6l | armv7l | armv8l)
+        # Ignore arm for now, as we need to consider the version and whether hard-float is supported.
+        # https://github.com/rust-lang/rustup/pull/593
+        # https://github.com/cross-rs/cross/pull/1018
+        # Does it seem only armv7l is supported?
+        # https://github.com/actions/runner/blob/6b9e8a6be411a6e63d5ccaf3c47e7b7622c5ec49/src/Misc/externals.sh#L174
+        bail "32-bit ARM runner is not supported yet by this action"
+        ;;
+    # GitHub Actions Runner supports Linux (x86_64, aarch64, arm), Windows (x86_64, aarch64),
+    # and macOS (x86_64, aarch64).
+    # https://github.com/actions/runner
+    # https://docs.github.com/en/actions/hosting-your-own-runners/about-self-hosted-runners#supported-architectures-and-operating-systems-for-self-hosted-runners
+    # So we can assume x86_64 unless it is aarch64 or arm.
+    *) host_arch="x86_64" ;;
+esac
 base_distro=""
 exe=""
 case "${OSTYPE}" in
     linux*)
         host_env="gnu"
-        # Refs: https://github.com/rust-lang/rustup/blob/HEAD/rustup-init.sh
         if (ldd --version 2>&1 || true) | grep -q 'musl'; then
             host_env="musl"
         fi
         if grep -q '^ID_LIKE=' /etc/os-release; then
             base_distro="$(grep '^ID_LIKE=' /etc/os-release | sed 's/^ID_LIKE=//')"
+            case "${base_distro}" in
+                *debian*) base_distro=debian ;;
+                *alpine*) base_distro=alpine ;;
+                *fedora*) base_distro=fedora ;;
+            esac
         else
             base_distro="$(grep '^ID=' /etc/os-release | sed 's/^ID=//')"
         fi
+        case "${base_distro}" in
+            fedora)
+                dnf=dnf
+                if ! type -P dnf &>/dev/null; then
+                    if type -P microdnf &>/dev/null; then
+                        # fedora-based distributions have "minimal" images that
+                        # use microdnf instead of dnf.
+                        dnf=microdnf
+                    else
+                        # If neither dnf nor microdnf is available, it is
+                        # probably an RHEL7-based distribution that does not
+                        # have dnf installed by default.
+                        dnf=yum
+                    fi
+                fi
+                ;;
+        esac
         ;;
     cygwin* | msys*) exe=".exe" ;;
 esac
@@ -231,7 +270,7 @@ fi
 
 if ! type -P curl &>/dev/null || ! type -P tar &>/dev/null; then
     case "${base_distro}" in
-        debian | alpine) sys_install ca-certificates curl tar ;;
+        debian | alpine | fedora) sys_install ca-certificates curl tar ;;
     esac
 fi
 
@@ -253,7 +292,7 @@ for tool in "${tools[@]}"; do
                 # https://github.com/taiki-e/cargo-hack/releases
                 cargo-hack) latest_version="0.5.24" ;;
                 # https://github.com/taiki-e/cargo-llvm-cov/releases
-                cargo-llvm-cov) latest_version="0.5.2" ;;
+                cargo-llvm-cov) latest_version="0.5.3" ;;
                 # https://github.com/taiki-e/cargo-minimal-versions/releases
                 cargo-minimal-versions) latest_version="0.1.8" ;;
                 # https://github.com/taiki-e/parse-changelog/releases
@@ -265,9 +304,14 @@ for tool in "${tools[@]}"; do
                 latest) version="${latest_version}" ;;
             esac
             case "${OSTYPE}" in
-                linux*) target="x86_64-unknown-linux-musl" ;;
-                darwin*) target="x86_64-apple-darwin" ;;
-                cygwin* | msys*) target="x86_64-pc-windows-msvc" ;;
+                linux*) target="${host_arch}-unknown-linux-musl" ;;
+                darwin*) target="${host_arch}-apple-darwin" ;;
+                cygwin* | msys*)
+                    case "${tool}" in
+                        cargo-llvm-cov) target="x86_64-pc-windows-msvc" ;;
+                        *) target="${host_arch}-pc-windows-msvc" ;;
+                    esac
+                    ;;
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;
             esac
             url="https://github.com/${repo}/releases/download/v${version}/${tool}-${target}.tar.gz"
@@ -300,7 +344,7 @@ for tool in "${tools[@]}"; do
             download "${url}" "${cargo_bin}" "./${tool}-v${version}-${target}/${tool}${exe}"
             ;;
         cargo-valgrind)
-            # https://github.com/jfrimmel/cargo-valgrind
+            # https://github.com/jfrimmel/cargo-valgrind/releases
             latest_version="2.1.0"
             repo="jfrimmel/${tool}"
             case "${version}" in
@@ -333,7 +377,7 @@ for tool in "${tools[@]}"; do
             esac
             case "${OSTYPE}" in
                 linux*) target="x86_64-unknown-linux-musl" ;;
-                darwin*) target="x86_64-apple-darwin" ;;
+                darwin*) target="${host_arch}-apple-darwin" ;;
                 cygwin* | msys*) target="x86_64-pc-windows-msvc" ;;
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;
             esac
@@ -376,12 +420,12 @@ for tool in "${tools[@]}"; do
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;
             esac
             info "downloading ${url}"
-            retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${url}" \
+            retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 "${url}" \
                 | tar xzf - -C "${cargo_bin}"
             ;;
         protoc)
             # https://github.com/protocolbuffers/protobuf/releases
-            latest_version="3.21.11"
+            latest_version="3.21.12"
             repo="protocolbuffers/protobuf"
             case "${version}" in
                 latest) version="${latest_version}" ;;
@@ -398,21 +442,21 @@ for tool in "${tools[@]}"; do
                 export PATH="${PATH}:${bin_dir}"
             fi
             case "${OSTYPE}" in
-                linux*) url="${base_url}-linux-x86_64.zip" ;;
-                darwin*) url="${base_url}-osx-x86_64.zip" ;;
+                linux*) url="${base_url}-linux-${host_arch/aarch/aarch_}.zip" ;;
+                darwin*) url="${base_url}-osx-${host_arch/aarch/aarch_}.zip" ;;
                 cygwin* | msys*) url="${base_url}-win64.zip" ;;
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;
             esac
             if ! type -P unzip &>/dev/null; then
                 case "${base_distro}" in
-                    debian | alpine) sys_install unzip ;;
+                    debian | alpine | fedora) sys_install unzip ;;
                 esac
             fi
             mkdir -p .install-action-tmp
             (
                 cd .install-action-tmp
                 info "downloading ${url}"
-                retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${url}" -o tmp.zip
+                retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 "${url}" -o tmp.zip
                 unzip tmp.zip
                 mv "bin/protoc${exe}" "${bin_dir}/"
                 mkdir -p "${include_dir}/"
@@ -441,7 +485,7 @@ for tool in "${tools[@]}"; do
                     if type -P shellcheck &>/dev/null; then
                         apt_remove shellcheck
                     fi
-                    url="${base_url}.linux.x86_64.tar.xz"
+                    url="${base_url}.linux.${host_arch}.tar.xz"
                     ;;
                 darwin*) url="${base_url}.darwin.x86_64.tar.xz" ;;
                 cygwin* | msys*)
@@ -461,8 +505,18 @@ for tool in "${tools[@]}"; do
             esac
             bin_dir="/usr/local/bin"
             case "${OSTYPE}" in
-                linux*) target="linux_amd64" ;;
-                darwin*) target="darwin_amd64" ;;
+                linux*)
+                    case "${host_arch}" in
+                        aarch64) target="linux_arm64" ;;
+                        *) target="linux_amd64" ;;
+                    esac
+                    ;;
+                darwin*)
+                    case "${host_arch}" in
+                        aarch64) target="darwin_arm64" ;;
+                        *) target="darwin_amd64" ;;
+                    esac
+                    ;;
                 cygwin* | msys*)
                     target="windows_amd64"
                     bin_dir="${HOME}/.install-action/bin"
@@ -476,7 +530,7 @@ for tool in "${tools[@]}"; do
             esac
             url="https://github.com/${repo}/releases/download/v${version}/${tool}_v${version}_${target}${exe}"
             info "downloading ${url}"
-            retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused -o "${bin_dir}/${tool}${exe}" "${url}"
+            retry curl --proto '=https' --tlsv1.2 -fsSL --retry 10 -o "${bin_dir}/${tool}${exe}" "${url}"
             case "${OSTYPE}" in
                 linux* | darwin*) chmod +x "${bin_dir}/${tool}${exe}" ;;
             esac
@@ -505,7 +559,7 @@ for tool in "${tools[@]}"; do
                 latest) version="${latest_version}" ;;
             esac
             case "${OSTYPE}" in
-                linux*) target="x86_64-unknown-linux-musl" ;;
+                linux*) target="${host_arch}-unknown-linux-musl" ;;
                 darwin*) target="x86_64-apple-darwin" ;;
                 cygwin* | msys*) target="x86_64-pc-windows-msvc" ;;
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;
@@ -515,7 +569,7 @@ for tool in "${tools[@]}"; do
             ;;
         wasmtime)
             # https://github.com/bytecodealliance/wasmtime/releases
-            latest_version="3.0.1"
+            latest_version="4.0.0"
             repo="bytecodealliance/${tool}"
             case "${version}" in
                 latest) version="${latest_version}" ;;
@@ -523,11 +577,11 @@ for tool in "${tools[@]}"; do
             base_url="https://github.com/${repo}/releases/download/v${version}/${tool}-v${version}"
             case "${OSTYPE}" in
                 linux*)
-                    target="x86_64-linux"
+                    target="${host_arch}-linux"
                     url="${base_url}-${target}.tar.xz"
                     ;;
                 darwin*)
-                    target="x86_64-macos"
+                    target="${host_arch}-macos"
                     url="${base_url}-${target}.tar.xz"
                     ;;
                 cygwin* | msys*)
@@ -540,14 +594,19 @@ for tool in "${tools[@]}"; do
             ;;
         mdbook)
             # https://github.com/rust-lang/mdBook/releases
-            latest_version="0.4.22"
+            latest_version="0.4.25"
             repo="rust-lang/mdBook"
             case "${version}" in
                 latest) version="${latest_version}" ;;
             esac
             base_url="https://github.com/${repo}/releases/download/v${version}/${tool}-v${version}"
             case "${OSTYPE}" in
-                linux*) url="${base_url}-x86_64-unknown-linux-gnu.tar.gz" ;;
+                linux*)
+                    case "${version}" in
+                        0.[1-3].* | 0.4.? | 0.4.1? | 0.4.2[0-1]) url="${base_url}-x86_64-unknown-linux-gnu.tar.gz" ;;
+                        *) url="${base_url}-${host_arch}-unknown-linux-musl.tar.gz" ;;
+                    esac
+                    ;;
                 darwin*) url="${base_url}-x86_64-apple-darwin.tar.gz" ;;
                 cygwin* | msys*) url="${base_url}-x86_64-pc-windows-msvc.zip" ;;
                 *) bail "unsupported OSTYPE '${OSTYPE}' for ${tool}" ;;