#!/usr/bin/env bash

# Try to upload a file to S3 and then delete it using the configapi cli.
# Check the file exists after uploading it.
# Check the file does not exist after deleting it.

###### script header ######

lib=$(realpath @@BASE_LIB@@) || exit 1
stat "${lib}" >> /dev/null || exit 1

# shellcheck source=../../../../../bazel/sh/lib.bash
if ! source "${lib}"; then
  echo "Error: could not find import"
  exit 1
fi

configapi_cli=$(realpath @@CONFIGAPI_CLI@@)
stat "${configapi_cli}" >> /dev/null
configapi_cli="${configapi_cli} --testing"
###### script body ######
attestationVariant=$1
readonly attestationVariant

readonly region="eu-west-1"
readonly bucket="resource-api-testing"

tmpdir=$(mktemp -d)
readonly tmpdir
registerExitHandler "rm -rf ${tmpdir}"

# empty the bucket version state
${configapi_cli} delete recursive "${attestationVariant}" --region "${region}" --bucket "${bucket}"

readonly current_report_path="${tmpdir}/attestationReportCurrent.json"
readonly report_path="${tmpdir}/attestationReport.json"
readonly older_report_path="${tmpdir}/attestationReportOld.json"

if [[ ${attestationVariant} == *-tdx ]]; then
  cat << EOF > "${current_report_path}"
{
  "header": {
    "qe_svn": "AAA=",
    "pce_svn": "AAA=",
    "qe_vendor_id": "KioqKioqKioqKioqKioqKg=="
  },
  "td_quote_body": {
    "tee_tcb_svn": "AAAAAAAAAAAAAAAAAAAAAA==",
    "xfam": "AAAAAAAAAAA="
  }
}
EOF
  # the high version numbers ensure that it's newer than the current latest value
  cat << EOF > "${report_path}"
{
  "header": {
    "qe_svn": "//8=",
    "pce_svn": "//8=",
    "qe_vendor_id": "KioqKioqKioqKioqKioqKg=="
  },
  "td_quote_body": {
    "tee_tcb_svn": "/////////////////////w==",
    "xfam": "AQIDBAUGBwg="
  }
}
EOF
  # has an older version
  cat << EOF > "${older_report_path}"
{
  "header": {
    "qe_svn": "//8=",
    "pce_svn": "/v8=",
    "qe_vendor_id": "KioqKioqKioqKioqKioqKg=="
  },
  "td_quote_body": {
    "tee_tcb_svn": "/////////////////////g==",
    "xfam": "AQIDBAUGBwg="
  }
}
EOF
elif [[ ${attestationVariant} == *-sev-snp ]]; then
  cat << EOF > "${current_report_path}"
{
  "snp_report": {
    "reported_tcb": {
      "bootloader": 1,
      "tee": 1,
      "snp": 1,
      "microcode": 1
    },
    "committed_tcb": {
      "bootloader": 1,
      "tee": 1,
      "snp": 1,
      "microcode": 1
    },
    "launch_tcb": {
      "bootloader": 1,
      "tee": 1,
      "snp": 1,
      "microcode": 1
    }
  }
}
EOF
  # the high version numbers ensure that it's newer than the current latest value
  cat << EOF > "${report_path}"
{
  "snp_report": {
    "reported_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 255
    },
    "committed_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 255
    },
    "launch_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 255
    }
  }
}
EOF
  # has an older version
  cat << EOF > "${older_report_path}"
{
  "snp_report": {
    "reported_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 254
    },
    "committed_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 254
    },
    "launch_tcb": {
      "bootloader": 255,
      "tee": 255,
      "snp": 255,
      "microcode": 254
    }
  }
}
EOF
else
  echo "Unknown attestation variant: ${attestationVariant}"
  exit 1
fi

# upload a fake latest version for the fetcher
${configapi_cli} upload "${attestationVariant}" attestation-report "${current_report_path}" --force --upload-date "2000-01-01-01-01" --region "${region}" --bucket "${bucket}"

# report 3 versions with different dates to fill the reporter cache
readonly date_oldest="2023-02-01-03-04"
${configapi_cli} upload "${attestationVariant}" attestation-report "${older_report_path}" --upload-date "${date_oldest}" --region "${region}" --bucket "${bucket}" --cache-window-size 3
readonly date_older="2023-02-02-03-04"
${configapi_cli} upload "${attestationVariant}" attestation-report "${older_report_path}" --upload-date "${date_older}" --region "${region}" --bucket "${bucket}" --cache-window-size 3
readonly date="2023-02-03-03-04"
${configapi_cli} upload "${attestationVariant}" attestation-report "${report_path}" --upload-date "${date}" --region "${region}" --bucket "${bucket}" --cache-window-size 3

# expect that $date_oldest is served as latest version
basepath="constellation/v1/attestation/${attestationVariant}"
baseurl="https://d33dzgxuwsgbpw.cloudfront.net/${basepath}"
if ! curl -fsSL "${baseurl}/${date_oldest}.json" > version.json; then
  echo "Checking for uploaded version file ${basepath}/${date_oldest}.json: request returned ${?}"
  exit 1
fi

if [[ ${attestationVariant} == *-tdx ]]; then
  # check that version values are equal to expected
  if ! cmp -s <(echo -n '{"qeSVN":65535,"pceSVN":65534,"teeTCBSVN":[255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254],"qeVendorID":[42,42,42,42,42,42,42,42,42,42,42,42,42,42,42,42],"xfam":[1,2,3,4,5,6,7,8]}') version.json; then
    echo "The version content:"
    cat version.json
    echo " is not equal to the expected version content:"
    echo '{"qeSVN":65535,"pceSVN":65534,"teeTCBSVN":[255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254],"qeVendorID":[42,42,42,42,42,42,42,42,42,42,42,42,42,42,42,42],"xfam":[1,2,3,4,5,6,7,8]}'
    exit 1
  fi
elif [[ ${attestationVariant} == *-sev-snp ]]; then
  # check that version values are equal to expected
  if ! cmp -s <(echo -n '{"bootloader":255,"tee":255,"snp":255,"microcode":254}') version.json; then
    echo "The version content:"
    cat version.json
    echo " is not equal to the expected version content:"
    echo '{"bootloader":255,"tee":255,"snp":255,"microcode":254}'
    exit 1
  fi
fi

if ! curl -fsSL "${baseurl}/${date_oldest}.json.sig" > /dev/null; then
  echo "Checking for uploaded version signature file ${basepath}/${date_oldest}.json.sig: request returned ${?}"
  exit 1
fi

# check list endpoint
if ! curl -fsSL "${baseurl}"/list > list.json; then
  echo "Checking for uploaded list file ${basepath}/list: request returned ${?}"
  exit 1
fi
# check that version values are equal to expected
if ! cmp -s <(echo -n '["2023-02-01-03-04.json","2000-01-01-01-01.json"]') list.json; then
  echo "The list content:"
  cat list.json
  echo " is not equal to the expected version content:"
  echo '["2023-02-01-03-04.json","2000-01-01-01-01.json"]'
  exit 1
fi

# check that the other versions are not uploaded
http_code=$(curl -sSL -w '%{http_code}\n' -o /dev/null "${baseurl}/${date_older}.json")
if [[ ${http_code} -ne 404 ]]; then
  echo "Expected HTTP code 404 for: ${basepath}/${date_older}.json, but got ${http_code}"
  exit 1
fi
http_code=$(curl -sSL -w '%{http_code}\n' -o /dev/null "${baseurl}/${date}.json.sig")
if [[ ${http_code} -ne 404 ]]; then
  echo "Expected HTTP code 404 for: ${basepath}/${date}.json, but got ${http_code}"
  exit 1
fi

${configapi_cli} delete "${attestationVariant}" attestation-report "${date_oldest}" --region "${region}" --bucket "${bucket}"

# Omit -f to check for 404. We want to check that a file was deleted, therefore we expect the query to fail.
http_code=$(curl -sSL -w '%{http_code}\n' -o /dev/null "${baseurl}/${date_oldest}.json")
if [[ ${http_code} -ne 404 ]]; then
  echo "Expected HTTP code 404 for: ${basepath}/${date_oldest}.json, but got ${http_code}"
  exit 1
fi
# Omit -f to check for 404. We want to check that a file was deleted, therefore we expect the query to fail.
http_code=$(curl -sSL -w '%{http_code}\n' -o /dev/null "${baseurl}/${date_oldest}.json.sig")
if [[ ${http_code} -ne 404 ]]; then
  echo "Expected HTTP code 404 for: ${basepath}/${date_oldest}.json, but got ${http_code}"
  exit 1
fi