kube-prometheus/scripts/generate-versions.sh
2021-02-25 15:41:56 +01:00

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#!/bin/bash
set -euo pipefail
get_latest_version() {
echo >&2 "Checking release version for ${1}"
curl --retry 5 --silent --fail -H "Authorization: token $GITHUB_TOKEN" "https://api.github.com/repos/${1}/releases/latest" | jq '.tag_name' | tr -d '"v'
}
# token can be passed as `GITHUB_TOKEN` variable or passed as first argument
GITHUB_TOKEN=${GITHUB_TOKEN:-${1}}
if [ -z "$GITHUB_TOKEN" ]; then
echo >&2 "GITHUB_TOKEN not set. Exiting"
exit 1
fi
cat <<-EOF
{
"alertmanager": "$(get_latest_version "prometheus/alertmanager")",
"blackboxExporter": "$(get_latest_version "prometheus/blackbox_exporter")",
"grafana": "$(get_latest_version "grafana/grafana")",
"nodeExporter": "$(get_latest_version "prometheus/node_exporter")",
"prometheus": "$(get_latest_version "prometheus/prometheus")",
"prometheusAdapter": "$(get_latest_version "kubernetes-sigs/prometheus-adapter")",
"prometheusOperator": "$(get_latest_version "prometheus-operator/prometheus-operator")"
}
EOF