proof of concept for building all go_binary in cmd

hack/generate-release.sh

@@ -0,0 +1,36 @@
+#! /usr/bin/env bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+BUILDKITE_TAG=$(git rev-parse --verify HEAD)
+OUTDIR=/tmp/$BUILDKITE_TAG
+mkdir -p $OUTDIR
+
+declare -a configs=("--config=linux_amd64 --config=llvm" "--config=release --config=linux_amd64 --define=blst_modern=true" "--config=release --config=linux_amd64 --define=blst_modern=true" "--config=osx_amd64_docker" "--config=osx_arm64_docker" "--config=windows_amd64_docker")
+declare -a targetsuffix=("$BUILDKITE_TAG-linux-amd64" "$BUILDKITE_TAG-modern-linux-amd64" "$BUILDKITE_TAG-linux-arm64" "$BUILDKITE_TAG-darwin-amd64" "$BUILDKITE_TAG-darwin-arm64" "$BUILDKITE_TAG-windows-amd64.exe")
+
+bazel query 'kind(rule, //cmd/...:*)' --output label_kind --logging=0 2>/dev/null | grep go_binary | tr -s ' ' | cut -d' ' -f3 | while read target ; do
+	for i in "${!configs[@]}"
+	do
+		bname=$(echo $target | cut -d':' -f2)
+		cfg="${configs[$i]}"
+		suff="${targetsuffix[$i]}"
+		echo "bazel build --config=release $cfg $target"
+		output=$(bazel cquery $target  --output starlark --starlark:file=tools/cquery/format-out/output.cquery 2>/dev/null)
+		fname=$OUTDIR/$bname-$suff
+		echo "cp $output $fname"
+		pushd $OUTDIR > /dev/null
+			echo "sha256sum $fname > $fname.sha256"
+			echo "gpg -o $fname.sig --sign --detach-sig $fname"
+		popd > /dev/null
+		echo "$SCRIPT_DIR/../hack/upload-github-release-asset.sh github_api_token=$TOKEN owner=prysmaticlabs repo=prysm tag=$BUILDKITE_TAG filename=$fname"
+	done
+done
+echo "gsutil -m cp -a public-read /tmp/validator-$BUILDKITE_TAG-* gs://prysmaticlabs.com/releases/"
+echo "gsutil -m cp -a public-read /tmp/beacon-chain-$BUILDKITE_TAG-* gs://prysmaticlabs.com/releases/"
+echo "gsutil -m cp -a public-read /tmp/client-stats-$BUILDKITE_TAG-* gs://prysmaticlabs.com/releases/"
+echo $BUILDKITE_TAG > /tmp/latest
+echo "gsutil -h "Cache-Control:no-cache,max-age=0" -h "Content-Type:text/html;charset=UTF-8" cp -a public-read /tmp/latest gs://prysmaticlabs.com/releases/latest"
+echo "gsutil -m acl ch -u AllUsers:R gs://prysmaticlabs.com/releases/*"
+echo "./hack/tag-versioned-docker-images.sh "
+echo "./hack/tag-versioned-docker-images.sh -s"
+

tools/cquery/format-out/output.cquery

@@ -0,0 +1,5 @@
+# via https://stackoverflow.com/questions/52729104/how-do-i-get-output-files-for-a-given-bazel-target
+def format(target):
+  outputs = target.files.to_list()
+  return outputs[0].path if len(outputs) > 0 else "(missing)"
+