grafatui 0.1.12

A Grafana-like TUI for Prometheus
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#!/bin/sh

set -eu

output=''
write_out=''
headers=''
url=''

while [ "$#" -gt 0 ]; do
  case "$1" in
    --output|-o)
      shift
      output="$1"
      ;;
    --write-out|-w)
      shift
      write_out="$1"
      ;;
    --dump-header|-D)
      shift
      headers="$1"
      ;;
    http://*|https://*)
      url="$1"
      ;;
  esac
  shift
done

printf '%s\n' "${url}" >> "${TEST_DOWNLOAD_LOG}"

case "${url}" in
  */grafatui-checksums.txt)
    if [ "${TEST_CHECKSUM_MODE}" = 'missing' ]; then
      [ -z "${write_out}" ] || printf '404'
      exit 22
    fi
    cp "${TEST_CHECKSUMS}" "${output}"
    ;;
  *.tar.gz)
    cp "${TEST_ARCHIVE}" "${output}"
    if [ -n "${TEST_CURL_READY_FILE:-}" ]; then
      : > "${TEST_CURL_READY_FILE}"
    fi
    if [ -n "${TEST_CURL_DELAY_SECONDS:-}" ]; then
      sleep "${TEST_CURL_DELAY_SECONDS}"
    fi
    ;;
  *)
    printf 'unexpected URL: %s\n' "${url}" >&2
    exit 2
    ;;
esac

if [ -n "${headers}" ]; then
  case "${url}" in
    */releases/latest/download/*)
      prefix="${url%%/releases/latest/download/*}"
      filename="${url##*/}"
      printf 'HTTP/1.1 302 Found\nLocation: %s/releases/download/%s/%s\n\nHTTP/1.1 200 OK\n' \
        "${prefix}" "${TEST_RESOLVED_TAG:-v0.1.11}" "${filename}" > "${headers}"
      ;;
    *)
      printf 'HTTP/1.1 200 OK\n' > "${headers}"
      ;;
  esac
fi

[ -z "${write_out}" ] || printf '200'