etcd_3_5: fix update script (#403032)

#!/usr/bin/env nix-shell

#!nix-shell -i bash -p curl gnugrep gnused jq nix-prefetch

#!nix-shell -i bash -p curl gnugrep gnused jq nurl

set -x -eu -o pipefail

MAJOR_VERSION=3

MINOR_VERSION=5

ETCD_PATH="$(dirname "$0")"

ETCD_VERSION_MAJOR_MINOR="$(basename $ETCD_PATH)"

ETCD_PKG_NAME=etcd_$(echo $ETCD_VERSION_MAJOR_MINOR | sed 's/[.]/_/g')

ETCD_VERSION_MAJOR_MINOR=${MAJOR_VERSION}.${MINOR_VERSION}

ETCD_PKG_NAME=etcd_${MAJOR_VERSION}_${MINOR_VERSION}

NIXPKGS_PATH="$(git rev-parse --show-toplevel)"

OLD_VERSION="$(nix-instantiate --eval -E "with import $NIXPKGS_PATH {}; \

    $ETCD_PKG_NAME.version or (builtins.parseDrvName $ETCD_PKG_NAME.name).version" | tr -d '"')"

LATEST_TAG=$(curl ${GITHUB_TOKEN:+" -u \":$GITHUB_TOKEN\""} --silent https://api.github.com/repos/etcd-io/etcd/releases \

    | jq -r 'map(.tag_name)' | grep $ETCD_VERSION_MAJOR_MINOR | sed 's|[", ]||g' | sort -rV | head -n1)

LATEST_TAG=$(curl ${GITHUB_TOKEN:+" -u \":$GITHUB_TOKEN\""} \

    --silent https://api.github.com/repos/etcd-io/etcd/releases \

    | jq -r 'map(select(.prerelease == false))' \

    | jq -r 'map(.tag_name)' \

    | grep "v${ETCD_VERSION_MAJOR_MINOR}." \

    | sed 's|[", ]||g' \

    | sort -rV | head -n1 )

LATEST_VERSION=$(echo ${LATEST_TAG} | sed 's/^v//')

OLD_VERSION="$(nix-instantiate --eval -E "with import $NIXPKGS_PATH {}; \

    $ETCD_PKG_NAME.version or (builtins.parseDrvName $ETCD_PKG_NAME.name).version" | tr -d '"')"

if [ ! "$OLD_VERSION" = "$LATEST_VERSION" ]; then

    echo "Attempting to update etcd from $OLD_VERSION to $LATEST_VERSION"

    ETCD_SRC_HASH=$(nix-prefetch-url --quiet --unpack https://github.com/etcd-io/etcd/archive/refs/tags/${LATEST_TAG}.tar.gz)

        setKV $PKG_KEY $EMPTY_HASH

        set +e

        VENDOR_HASH=$(nix-prefetch -I nixpkgs=$NIXPKGS_PATH "{ sha256 }: \

            (import $NIXPKGS_PATH/. {}).$ETCD_PKG_NAME.passthru.$INNER_PKG.goModules.overrideAttrs (_: { vendorHash = sha256; })")

        VENDOR_HASH=$(nurl -e "(import ${NIXPKGS_PATH}/. {}).$ETCD_PKG_NAME.passthru.$INNER_PKG.goModules")

        set -e

        if [ -n "${VENDOR_HASH:-}" ]; then

        git add "$ETCD_PATH"/default.nix

        git commit -m "$ETCD_PKG_NAME: $OLD_VERSION -> $LATEST_VERSION

Release: https://github.com/etcd-io/etcd/releases/tag/v$LATEST_VERSION"

Release: https://github.com/etcd-io/etcd/releases/tag/$LATEST_TAG"

    fi

else