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Merge pull request #54 from joonas/add-wasmcloud-support
Add wasmCloud recipe
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| #!/usr/bin/env bash | ||
| set -euo pipefail | ||
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| export ARCH="${ARCH-x86-64}" | ||
| SCRIPTFOLDER="$(dirname "$(readlink -f "$0")")" | ||
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| if [ $# -lt 2 ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then | ||
| echo "Usage: $0 VERSION SYSEXTNAME [NATS_VERSION]" | ||
| echo "The script will download the wasmcloud release (e.g. 0.82.0) and create a sysext squashfs image with the name SYSEXTNAME.raw in the current folder." | ||
| echo "A temporary directory named SYSEXTNAME in the current folder will be created and deleted again." | ||
| echo "All files in the sysext image will be owned by root." | ||
| echo "To use arm64 pass 'ARCH=arm64' as environment variable (current value is '${ARCH}')." | ||
| "${SCRIPTFOLDER}"/bake.sh --help | ||
| exit 1 | ||
| fi | ||
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| VERSION="$1" | ||
| SYSEXTNAME="$2" | ||
| NATS_VERSION="${3-latest}" | ||
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| # The github release uses different arch identifiers, we map them here | ||
| # and rely on bake.sh to map them back to what systemd expects | ||
| if [ "${ARCH}" = "amd64" ] || [ "${ARCH}" = "x86-64" ]; then | ||
| ARCH="x86_64" | ||
| GOARCH="amd64" | ||
| elif [ "${ARCH}" = "arm64" ]; then | ||
| ARCH="aarch64" | ||
| GOARCH="arm64" | ||
| else | ||
| echo "Unknown architecture ('${ARCH}') provided, supported values are 'amd64', 'arm64'." | ||
| exit 1 | ||
| fi | ||
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| rm -rf "${SYSEXTNAME}" | ||
| mkdir -p "${SYSEXTNAME}"/usr/bin | ||
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| VERSION="v${VERSION#v}" | ||
| curl -o "${SYSEXTNAME}"/usr/bin/wasmcloud -fsSL "https://github.com/wasmcloud/wasmcloud/releases/download/${VERSION}/wasmcloud-${ARCH}-unknown-linux-musl" | ||
| chmod +x "${SYSEXTNAME}"/usr/bin/wasmcloud | ||
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| # Install NATS | ||
| version="${NATS_VERSION}" | ||
| if [[ "${NATS_VERSION}" == "latest" ]]; then | ||
| version=$(curl -fsSL https://api.github.com/repos/nats-io/nats-server/releases/latest | jq -r .tag_name) | ||
| echo "Using latest version: ${version} for NATS Server" | ||
| fi | ||
| version="v${version#v}" | ||
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| rm -f "nats-server.tar.gz" | ||
| curl -o nats-server.tar.gz -fvSL "https://github.com/nats-io/nats-server/releases/download/${version}/nats-server-${version}-linux-${GOARCH}.tar.gz" | ||
| tar -xf "nats-server.tar.gz" -C "${SYSEXTNAME}" | ||
| mv "${SYSEXTNAME}/nats-server-${version}-linux-${GOARCH}/nats-server" "${SYSEXTNAME}/usr/bin/" | ||
| rm -r "${SYSEXTNAME}/nats-server-${version}-linux-${GOARCH}" | ||
| rm "nats-server.tar.gz" | ||
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| mkdir -p "${SYSEXTNAME}/usr/lib/systemd/system" | ||
| cat > "${SYSEXTNAME}/usr/lib/systemd/system/wasmcloud.service" <<-'EOF' | ||
| [Unit] | ||
| Description=wasmCloud Host | ||
| Documentation=https://wasmcloud.com/docs/ | ||
| After=nats.service network-online.target | ||
| Wants=network-online.target | ||
| Requires=nats.service | ||
| [Service] | ||
| ExecStart=/usr/bin/wasmcloud | ||
| Restart=always | ||
| StartLimitInterval=0 | ||
| RestartSec=5 | ||
| [Install] | ||
| WantedBy=multi-user.target | ||
| EOF | ||
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| # Based on https://github.com/nats-io/nats-server/blob/main/util/nats-server.service | ||
| cat > "${SYSEXTNAME}/usr/lib/systemd/system/nats.service" <<-'EOF' | ||
| [Unit] | ||
| Description=NATS Server | ||
| After=network-online.target systemd-timesyncd.service | ||
| [Service] | ||
| PrivateTmp=true | ||
| Type=simple | ||
| Environment=NATS_CONFIG=/usr/share/nats/nats.conf | ||
| ExecStart=/usr/bin/nats-server --jetstream --config ${NATS_CONFIG} | ||
| ExecReload=/bin/kill -s HUP $MAINPID | ||
| ExecStop=/bin/kill -s SIGINT $MAINPID | ||
| # The nats-server uses SIGUSR2 to trigger using Lame Duck Mode (LDM) shutdown | ||
| KillSignal=SIGUSR2 | ||
| # You might want to adjust TimeoutStopSec too. | ||
| [Install] | ||
| WantedBy=multi-user.target | ||
| EOF | ||
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| mkdir -p "${SYSEXTNAME}/usr/lib/systemd/system/multi-user.target.d" | ||
| { echo "[Unit]"; echo "Upholds=wasmcloud.service"; } > "${SYSEXTNAME}/usr/lib/systemd/system/multi-user.target.d/10-wasmcloud-service.conf" | ||
| { echo "[Unit]"; echo "Upholds=nats.service"; } > "${SYSEXTNAME}/usr/lib/systemd/system/multi-user.target.d/10-nats-service.conf" | ||
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| mkdir -p "${SYSEXTNAME}/usr/share/nats" | ||
| cat > "${SYSEXTNAME}/usr/share/nats/nats.conf" <<-'EOF' | ||
| port: 4222 | ||
| monitor_port: 8222 | ||
| EOF | ||
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| RELOAD=1 "${SCRIPTFOLDER}"/bake.sh "${SYSEXTNAME}" | ||
| rm -rf "${SYSEXTNAME}" |
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