Normalize snapshot and release artifacts (#789)

* refactor signing steps in release/snapshot workflows Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * show signing logs on snapshot or release failure Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * update install.sh + tests to account for new goreleaser changes Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * update cli tests to account for new goreleaser build names Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * fix acceptance test to use new snapshot bin path Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * add notarization Signed-off-by: Alex Goodman <alex.goodman@anchore.com> * address review comments Signed-off-by: Alex Goodman <alex.goodman@anchore.com>
2026-10-30 14:02:26 +01:00 · 2022-02-04 12:41:37 -05:00
parent 40423d8eee
commit 341288ba29
24 changed files with 669 additions and 288 deletions
@@ -0,0 +1,2 @@
+dev-pki
+log
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+set -eu
+
+# grab utilities
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+. "$SCRIPT_DIR"/utils.sh
+
+# cleanup any dev certs left behind
+. "$SCRIPT_DIR"/prep-signing-dev.sh
+cleanup_signing
@@ -0,0 +1,85 @@
+#!/usr/bin/env bash
+set -ue
+
+set +xu
+if [ -z "$AC_USERNAME" ]; then
+  exit_with_error "AC_USERNAME not set"
+fi
+
+if [ -z "$AC_PASSWORD" ]; then
+  exit_with_error "AC_PASSWORD not set"
+fi
+set -u
+
+# repackage [archive-path]
+#
+# returns an archive compatible for Apple's notarization process, repackaging the input archive as needed
+#
+repackage() {
+  archive=$1
+
+  case "$archive" in
+    *.tar.gz)
+      new_archive=${archive%.tar.gz}.zip
+      (
+        tmp_dir=$(mktemp -d)
+        cd "$tmp_dir"
+        # redirect stdout to stderr to preserve the return value
+        tar xzf "$archive" && zip "$new_archive" $(tar tf "$archive") 1>&2
+        rm -rf "$tmp_dir"
+      )
+      echo "$new_archive"
+      ;;
+    *.zip)
+      echo "$archive"
+      ;;
+    *) return 1
+      ;;
+  esac
+}
+
+# notarize [archive-path]
+#
+notarize() {
+  archive_path=$1
+
+  title "notarizing binaries found in the release archive"
+
+  payload_archive_path=$(repackage "$archive_path")
+  if [ "$?" != "0" ]; then
+    exit_with_error "cannot prepare payload for notarization: $archive_path"
+  fi
+
+  if [ ! -f "$payload_archive_path" ]; then
+    exit_with_error "cannot find payload for notarization: $payload_archive_path"
+  fi
+
+  # install gon
+  which gon || (brew tap mitchellh/gon && brew install mitchellh/gon/gon)
+
+  # create config (note: json via stdin with gon is broken, can only use HCL from file)
+  tmp_file=$(mktemp).hcl
+
+  cat <<EOF > "$tmp_file"
+notarize {
+  path = "$archive_path"
+  bundle_id = "com.anchore.toolbox.syft"
+}
+
+apple_id {
+   username = "$AC_USERNAME"
+   password = "@env:AC_PASSWORD"
+}
+EOF
+
+  gon -log-level info "$tmp_file"
+
+  result="$?"
+
+  rm "$tmp_file"
+
+  if [ "$result" -ne "0" ]; then
+      exit_with_error "notarization failed"
+  fi
+}
+
@@ -0,0 +1,172 @@
+#!/usr/bin/env bash
+set -eu
+
+NAME=syft-dev
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+DIR=$SCRIPT_DIR/dev-pki
+FILE_PREFIX=$DIR/$NAME
+IDENTITY=${NAME}-id-415d8c69793
+
+## OpenSSL material
+
+KEY_PASSWORD="letthedevin"
+P12_PASSWORD="popeofnope"
+
+KEY_FILE=$FILE_PREFIX-key.pem
+CSR_FILE=$FILE_PREFIX-csr.pem
+CERT_FILE=$FILE_PREFIX-cert.pem
+EXT_FILE=$FILE_PREFIX-ext.cnf
+P12_FILE=$FILE_PREFIX.p12
+
+EXT_SECTION=codesign_reqext
+
+## Keychain material
+
+KEYCHAIN_NAME=$NAME
+KEYCHAIN_PATH=$HOME/Library/Keychains/$KEYCHAIN_NAME-db
+KEYCHAIN_PASSWORD="topsykretts"
+
+# setup_signing
+#
+# preps the MAC_SIGNING_IDENTITY env var for use in the signing process, using ephemeral developer certificate material
+#
+function setup_signing() {
+  # check to see if this has already been done... if so, bail!
+  set +ue
+  if security find-identity -p codesigning "$KEYCHAIN_PATH" | grep $IDENTITY ; then
+      export MAC_SIGNING_IDENTITY=$IDENTITY
+      commentary "skipping creating dev certificate material (already exists)"
+      commentary "setting MAC_SIGNING_IDENTITY=${IDENTITY}"
+      return 0
+  fi
+  set -ue
+
+  title "setting up developer certificate material"
+
+  mkdir -p "${DIR}"
+
+  # configure the openssl extensions
+  cat << EOF > $EXT_FILE
+  [ req ]
+  default_bits          = 2048                  # RSA key size
+  encrypt_key           = yes                   # Protect private key
+  default_md            = sha256                # MD to use
+  utf8                  = yes                   # Input is UTF-8
+  string_mask           = utf8only              # Emit UTF-8 strings
+  prompt                = yes                   # Prompt for DN
+  distinguished_name    = codesign_dn           # DN template
+  req_extensions        = $EXT_SECTION          # Desired extensions
+
+  [ codesign_dn ]
+  commonName            = $IDENTITY
+  commonName_max        = 64
+
+  [ $EXT_SECTION ]
+  keyUsage              = critical,digitalSignature
+  extendedKeyUsage      = critical,codeSigning
+  subjectKeyIdentifier  = hash
+EOF
+
+  title "create the private key"
+  openssl genrsa \
+            -des3 \
+            -out "$KEY_FILE" \
+            -passout "pass:$KEY_PASSWORD" \
+           2048
+
+  title "create the csr"
+  openssl req \
+            -new \
+            -key "$KEY_FILE" \
+            -out "$CSR_FILE" \
+            -passin "pass:$KEY_PASSWORD" \
+            -config "$EXT_FILE" \
+            -subj "/CN=$IDENTITY"
+
+  commentary "verify the csr: we should see X509 v3 extensions for codesigning in the CSR"
+  openssl req -in "$CSR_FILE" -noout -text | grep -A1 "X509v3" || exit_with_error "could not find x509 extensions in CSR"
+
+  title "create the certificate"
+  # note: Extensions in certificates are not transferred to certificate requests and vice versa. This means that
+  # just because the CSR has x509 v3 extensions doesn't mean that you'll see these extensions in the cert output.
+  # To prove this do:
+  # 	openssl x509 -text -noout -in server.crt | grep -A10 "X509v3 extensions:"
+  # ... and you will see no output (if -extensions is not used). (see https://www.openssl.org/docs/man1.1.0/man1/x509.html#BUGS)
+  # To get the extensions, use "-extensions codesign_reqext" when creating the cert. The codesign_reqext value matches
+  # the section name in the ext file used in CSR / cert creation (-extfile and -config).
+  openssl x509 \
+            -req \
+            -days 10000 \
+            -in "$CSR_FILE" \
+            -signkey "$KEY_FILE" \
+            -out "$CERT_FILE" \
+            -extfile "$EXT_FILE" \
+            -passin "pass:$KEY_PASSWORD" \
+            -extensions $EXT_SECTION
+
+  commentary "verify the certificate: we should see our extensions"
+  openssl x509 -text -noout -in $CERT_FILE | grep -A1 'X509v3' || exit_with_error "could not find x509 extensions in certificate"
+
+  title "export cert and private key to .p12 file"
+  # note: this step may be entirely optional, however, I found it useful to follow the prod path which goes the route of using a p12
+  openssl pkcs12 \
+            -export \
+            -out "$P12_FILE" \
+            -inkey "$KEY_FILE" \
+            -in "$CERT_FILE" \
+            -passin "pass:$KEY_PASSWORD" \
+            -passout "pass:$P12_PASSWORD"
+
+
+  title "create the dev keychain"
+
+  # delete the keychain if it already exists
+  if [ -f "$(KEYCHAIN_PATH)" ]; then
+    security delete-keychain "$KEYCHAIN_NAME" &> /dev/null
+  fi
+
+  security create-keychain -p "$KEYCHAIN_PASSWORD" "$KEYCHAIN_NAME"
+
+  set +e
+  if ! security verify-cert -k "$KEYCHAIN_PATH" -c "$CERT_FILE" &> /dev/null; then
+    set -e
+    title "import the cert into the dev keychain if it is not already trusted by the system"
+
+    security import "$P12_FILE" -P $P12_PASSWORD -f pkcs12 -k "$KEYCHAIN_PATH" -T /usr/bin/codesign
+
+    # note: set the partition list for this certificate's private key to include "apple-tool:" and "apple:" allows the codesign command to access this keychain item without an interactive user prompt.
+    security set-key-partition-list -S "apple-tool:,apple:,codesign:" -s -k "$KEYCHAIN_PASSWORD" "$KEYCHAIN_PATH"
+
+    # note: add-trusted-cert requires user interaction
+    commentary "adding the developer certificate as a trusted certificate... (requires user interaction)"
+    security add-trusted-cert -d -r trustRoot -k "$KEYCHAIN_PATH" "$CERT_FILE"
+  else
+    set -e
+    commentary "...dev cert has already been imported onto the dev keychain"
+  fi
+
+  # remove any generated cert material since the keychain now has all of this material loaded
+  rm -rf "${DIR}"
+
+  commentary "make certain there are identities that can be used for code signing"
+  security find-identity -p codesigning "$KEYCHAIN_PATH" | grep -C 30 "$IDENTITY" || exit_with_error "could not find identity that can be used with codesign"
+
+  title "add the dev keychain to the search path for codesign"
+  add_keychain $KEYCHAIN_NAME
+
+  commentary "verify the keychain actually shows up"
+  security list-keychains | grep "$KEYCHAIN_NAME" || exit_with_error "could not find new keychain"
+
+  export MAC_SIGNING_IDENTITY=$IDENTITY
+  commentary "setting MAC_SIGNING_IDENTITY=${IDENTITY}"
+
+}
+
+
+function cleanup_signing() {
+  title "delete the dev keychain and all certificate material"
+  set -xue
+  security delete-keychain "$KEYCHAIN_NAME"
+  rm -f "$KEYCHAIN_PATH"
+  rm -rf "${DIR}"
+}
@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+set -eu
+
+assert_in_ci
+
+set +xu
+if [ -z "$APPLE_DEVELOPER_ID_CERT" ]; then
+  exit_with_error "APPLE_DEVELOPER_ID_CERT not set"
+fi
+
+if [ -z "$APPLE_DEVELOPER_ID_CERT_PASS" ]; then
+  exit_with_error "APPLE_DEVELOPER_ID_CERT_PASS not set"
+fi
+set -u
+
+# setup_signing
+#
+# preps the MAC_SIGNING_IDENTITY env var for use in the signing process, using production certificate material
+#
+setup_signing() {
+  title "setting up production certificate material"
+
+  # Write signing certificate to disk from environment variable.
+  cert_file="$HOME/developer_id_certificate.p12"
+  echo -n "$APPLE_DEVELOPER_ID_CERT" | base64 --decode > "$cert_file"
+
+  # In order to have all keychain interactions avoid an interactive user prompt, we need to control the password for the keychain in question, which means we need to create a new keychain into which we'll import the signing certificate and from which we'll later access this certificate during code signing.
+  ephemeral_keychain="ci-ephemeral-keychain"
+  ephemeral_keychain_password="$(openssl rand -base64 100)"
+  security create-keychain -p "${ephemeral_keychain_password}" "${ephemeral_keychain}"
+
+  # Import signing certificate into the keychain. (This is a pre-requisite for gon, which is invoked via goreleaser.)
+  ephemeral_keychain_full_path="$HOME/Library/Keychains/${ephemeral_keychain}-db"
+  security import "${cert_file}" -k "${ephemeral_keychain_full_path}" -P "${APPLE_DEVELOPER_ID_CERT_PASS}" -T "$(command -v codesign)"
+
+  # Setting the partition list for this certificate's private key to include "apple-tool:" and "apple:" allows the codesign command to access this keychain item without an interactive user prompt. (codesign is invoked by gon.)
+  security set-key-partition-list -S "apple-tool:,apple:" -s -k "${ephemeral_keychain_password}" "${ephemeral_keychain_full_path}"
+
+  # Make this new keychain the user's default keychain, so that codesign will be able to find this certificate when we specify it during signing.
+  security default-keychain -d "user" -s "${ephemeral_keychain_full_path}"
+
+  # TODO: extract this from the certificate material itself
+  export MAC_SIGNING_IDENTITY="Developer ID Application: ANCHORE, INC. (9MJHKYX5AT)"
+  commentary "setting MAC_SIGNING_IDENTITY=${MAC_SIGNING_IDENTITY}"
+}
@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+set -eu
+
+ARCHIVE_PATH="$1"
+IS_SNAPSHOT="$2"
+
+## grab utilities
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+. "$SCRIPT_DIR"/utils.sh
+
+main() {
+  perform_notarization=false
+  archive_abs_path=$(realpath "$ARCHIVE_PATH")
+
+  if [ ! -f "$archive_abs_path" ]; then
+      echo "archive does not exist: $archive_abs_path"
+  fi
+
+  case "$IS_SNAPSHOT" in
+
+    "1" |  "true" | "yes")
+      commentary "assuming development setup..."
+      . "$SCRIPT_DIR"/prep-signing-dev.sh
+      ;;
+
+    "0" |  "false" | "no")
+      commentary "assuming production setup..."
+      . "$SCRIPT_DIR"/prep-signing-prod.sh
+      . "$SCRIPT_DIR"/notarize.sh
+      perform_notarization=true
+      ;;
+
+    *)
+      exit_with_error "could not determine if this was a production build (isSnapshot='$IS_SNAPSHOT')"
+      ;;
+  esac
+
+  . "$SCRIPT_DIR"/sign.sh
+
+  # load up all signing material into a keychain (note: this should set the MAC_SIGNING_IDENTITY env var)
+  setup_signing
+
+  # sign all of the binaries in the archive and recreate the input archive with the signed binaries
+  sign_binaries_in_archive "$archive_abs_path" "$MAC_SIGNING_IDENTITY"
+
+  # send all of the binaries off to apple to bless
+  if $perform_notarization ; then
+    notarize "$archive_abs_path"
+  else
+    commentary "skipping notarization..."
+  fi
+}
+
+set +u
+if [ -z "$SCRIPT" ]
+then
+    set -u
+    # log all output
+    mkdir -p "$SCRIPT_DIR/log"
+    /usr/bin/script "$SCRIPT_DIR/log/signing-$(basename $ARCHIVE_PATH).txt" /bin/bash -c "$0 $*"
+    exit $?
+else
+  set -u
+  main
+fi
@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+set -eu
+
+# sign_binary [binary-path] [signing-identity]
+#
+# signs a single binary with cosign
+#
+sign_binary() {
+  exe_path=$1
+  identity=$2
+
+  if [ -x "$exe_path" ] && file -b "$exe_path" | grep -q "Mach-O"
+  then
+      echo "signing $exe_path ..."
+  else
+      echo "skip signing $exe_path ..."
+      return 0
+  fi
+
+  codesign \
+    -s "$identity" \
+    -f \
+    --verbose=4 \
+    --timestamp \
+    --options runtime \
+      $exe_path
+
+  if [ $? -ne 0 ]; then
+      exit_with_error "signing failed"
+  fi
+
+  codesign --verify "$exe_path"  --verbose=4
+
+  if [ $? -ne 0 ]; then
+      exit_with_error "signing verification failed"
+  fi
+}
+
+# sign_binaries_in_archive [archive-abs-path] [signing-identity]
+#
+# signs all binaries within an archive (there must be at least one)
+#
+sign_binaries_in_archive() {
+  archive_abs_path=$1
+  identity=$2
+  
+  scratch_path=$(mktemp -d)
+  trap "rm -rf -- $scratch_path" EXIT
+
+  title "getting contents from the release archive: $archive_abs_path"
+  tar -C "$scratch_path" -xvf "$archive_abs_path"
+  
+  # invalidate the current archive, we only want an asset with signed binaries from this point forward
+  rm "$archive_abs_path"
+  
+  title "signing binaries found in the release archive"
+  
+  discovered_binaries=0
+  tmp_pipe=$(mktemp -ut pipe.XXX)
+  mkfifo "$tmp_pipe"
+  
+  find "$scratch_path" -perm +111 -type f > "$tmp_pipe" &
+  
+  while IFS= read -r binary; do
+    sign_binary "$binary" "$identity"
+    ((discovered_binaries++))
+  done < "$tmp_pipe"
+  
+  rm "$tmp_pipe"
+  
+  if [ "$discovered_binaries" = "0" ]; then
+      exit_with_error "found no binaries to sign"
+  fi
+  
+  title "recreating the release archive: $archive_abs_path"
+  (cd "$scratch_path" && tar -czvf "$archive_abs_path" .)
+}
+
@@ -0,0 +1,76 @@
+## terminal goodies
+PURPLE='\033[0;35m'
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+BOLD=$(tput bold)
+RESET='\033[0m'
+
+function success() {
+  echo -e "\n${GREEN}${BOLD}$@${RESET}"
+}
+
+function title() {
+  success "Task: $@"
+}
+
+function commentary() {
+  echo -e "\n${PURPLE}# $@${RESET}"
+}
+
+function error() {
+  echo -e "${RED}${BOLD}error: $@${RESET}"
+}
+
+function exit_with_error() {
+  error $@
+  exit 1
+}
+
+function exit_with_message() {
+  success $@
+  exit 0
+}
+
+function realpath {
+  echo "$(cd $(dirname $1); pwd)/$(basename $1)";
+}
+
+
+# this function adds all of the existing keychains plus the new one which is the same as going to Keychain Access
+# and selecting "Add Keychain" to make the keychain visible under "Custom Keychains". This is done with
+# "security list-keychains -s" for some reason. The downside is that this sets the search path, not appends
+# to it, so you will loose existing keychains in the search path... which is truly terrible.
+function add_keychain() {
+  keychains=$(security list-keychains -d user)
+  keychainNames=();
+  for keychain in $keychains
+  do
+    basename=$(basename "$keychain")
+    keychainName=${basename::${#basename}-4}
+    keychainNames+=("$keychainName")
+  done
+
+  echo "existing user keychains: ${keychainNames[@]}"
+
+  security -v list-keychains -s "${keychainNames[@]}" "$1"
+}
+
+function exit_not_ci() {
+    printf "WARNING! It looks like this isn't the CI environment. This script modifies the macOS Keychain setup in ways you probably wouldn't want for your own machine. It also requires an Apple Developer ID Certificate that you shouldn't have outside of the CI environment.\n\nExiting early to make sure nothing bad happens.\n"
+    exit 1
+}
+
+CI_HOME="/Users/runner"
+
+function assert_in_ci() {
+
+  if [[ "${HOME}" != "${CI_HOME}" ]]; then
+    exit_not_ci
+  fi
+
+  set +u
+  if [ -z "${GITHUB_ACTIONS}" ]; then
+    exit_not_ci
+  fi
+  set -u
+}
@@ -338,7 +338,7 @@ hash_sha256_verify() {
 		return 1
 	fi
 	BASENAME=${TARGET##*/}
-	want=$(grep "${BASENAME}" "${checksums}" 2>/dev/null | tr '\t' ' ' | cut -d ' ' -f 1)
+	want=$(grep "${BASENAME}$" "${checksums}" 2>/dev/null | tr '\t' ' ' | cut -d ' ' -f 1)
 	if [ -z "$want" ]; then
 		log_err "hash_sha256_verify unable to find checksum for '${TARGET}' in '${checksums}'"
 		return 1
@@ -1,31 +0,0 @@
-#!/usr/bin/env bash
-set -eu
-
-CI_HOME="/Users/runner"
-if [[ "${HOME}" != "${CI_HOME}" ]]; then
-  printf "WARNING! It looks like this isn't the CI environment. This script modifies the macOS Keychain setup in ways you probably wouldn't want for your own machine. It also requires an Apple Developer ID Certificate that you shouldn't have outside of the CI environment.\n\nExiting early to make sure nothing bad happens.\n"
-  exit 1
-fi
-
-# Install gon (see https://github.com/mitchellh/gon for details).
-brew tap mitchellh/gon
-brew install mitchellh/gon/gon
-
-# Write signing certificate to disk from environment variable.
-CERT_FILE="$HOME/developer_id_certificate.p12"
-echo -n "$APPLE_DEVELOPER_ID_CERT" | base64 --decode > "$CERT_FILE"
-
-# In order to have all keychain interactions avoid an interactive user prompt, we need to control the password for the keychain in question, which means we need to create a new keychain into which we'll import the signing certificate and from which we'll later access this certificate during code signing.
-EPHEMERAL_KEYCHAIN="ci-ephemeral-keychain"
-EPHEMERAL_KEYCHAIN_PASSWORD="$(openssl rand -base64 100)"
-security create-keychain -p "${EPHEMERAL_KEYCHAIN_PASSWORD}" "${EPHEMERAL_KEYCHAIN}"
-
-# Import signing certificate into the keychain. (This is a pre-requisite for gon, which is invoked via goreleaser.)
-EPHEMERAL_KEYCHAIN_FULL_PATH="$HOME/Library/Keychains/${EPHEMERAL_KEYCHAIN}-db"
-security import "${CERT_FILE}" -k "${EPHEMERAL_KEYCHAIN_FULL_PATH}" -P "${APPLE_DEVELOPER_ID_CERT_PASS}" -T "$(command -v codesign)"
-
-# Setting the partition list for this certificate's private key to include "apple-tool:" and "apple:" allows the codesign command to access this keychain item without an interactive user prompt. (codesign is invoked by gon.)
-security set-key-partition-list -S "apple-tool:,apple:" -s -k "${EPHEMERAL_KEYCHAIN_PASSWORD}" "${EPHEMERAL_KEYCHAIN_FULL_PATH}"
-
-# Make this new keychain the user's default keychain, so that codesign will be able to find this certificate when we specify it during signing.
-security default-keychain -d "user" -s "${EPHEMERAL_KEYCHAIN_FULL_PATH}"
@@ -1,19 +0,0 @@
-#!/usr/bin/env bash
-set -eu
-
-IS_SNAPSHOT="$1"                        # e.g. "true", "false"
-
-if [[ "${IS_SNAPSHOT}" == "true" ]]; then
-  # This is a snapshot build —— skipping signing and notarization...
-  exit 0
-fi
-
-GON_CONFIG="$2"                                       # e.g. "gon.hcl"
-NEW_NAME_WITHOUT_EXTENSION="$3"                       # e.g. "./dist/syft-0.1.0"
-ORIGINAL_NAME_WITHOUT_EXTENSION="./dist/output"       # This should match dmg and zip output_path in the gon config file, without the extension.
-
-gon "${GON_CONFIG}"
-
-# Rename outputs with specified desired name
-mv -v "${ORIGINAL_NAME_WITHOUT_EXTENSION}.dmg" "${NEW_NAME_WITHOUT_EXTENSION}.dmg"
-mv -v "${ORIGINAL_NAME_WITHOUT_EXTENSION}.zip" "${NEW_NAME_WITHOUT_EXTENSION}.zip"
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-set -ue
-
-DISTDIR=$1
-
-export FINGERPRINT=$(gpg --verify ${DISTDIR}/*checksums.txt.sig ${DISTDIR}/*checksums.txt 2>&1 | grep 'using RSA key' | awk '{ print $NF }')
-
-if [[ "${FINGERPRINT}" == "${SIGNING_FINGERPRINT}" ]]; then
-    echo 'verified signature'
-else
-    echo "signed with unknown fingerprint: ${FINGERPRINT}"
-    echo "           expected fingerprint: ${SIGNING_FINGERPRINT}"
-    exit 1
-fi