linkerd2/bin/fetch-proxy at 2.11.0 · jojinkb/linkerd2

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#!/usr/bin/env sh

# If the first argument to this script is "latest" or unset, it fetches the

# latest proxy binary from the linkerd2-proxy github releases. If it's set to

# a linkerd2-proxy version number (such as v2.76.0), it will fetch the binary

# matching that version number instead.

set -eu

bindir=$( cd "${0%/*}" && pwd )

rootdir=$( cd "$bindir"/.. && pwd )

builddir="$rootdir/target/proxy"

version=${1:-latest}

if [ "$version" = latest ]; then

version=$("$bindir"/scurl https://api.github.com/repos/linkerd/linkerd2-proxy/releases/latest |jq -r .tag_name | sed 's,^release/,,')

assetbase="https://github.com/linkerd/linkerd2-proxy/releases/download/release%2F${version}"

arch=${2:-amd64}

pkgname="linkerd2-proxy-${version}-${arch}"

pkgfile="${pkgname}.tar.gz"

shafile="${pkgname}.txt"

mkdir -p "$builddir"

cd "$builddir"

"$bindir"/scurl -O "$assetbase/$pkgfile"

"$bindir"/scurl -O "$assetbase/$shafile"

tar -zxvf "$pkgfile" >&2

expected=$(awk '{print $1}' "$shafile")

if [ "$(uname)" = "Darwin" ]; then

computed=$(openssl dgst -sha256 "$pkgfile" | awk '{print $2}')

else

computed=$(sha256sum "$pkgfile" | awk '{print $1}')

if [ "$computed" != "$expected" ]; then

echo 'sha mismatch' >&2

exit 1

mv "$pkgname/LICENSE" .

mv "$pkgname/bin/linkerd2-proxy" .

rm -r "$pkgfile" "$pkgname"

mv linkerd2-proxy "$pkgname"

echo "$builddir/$pkgname"