chrome/installer/mac/sign_app.sh.in

   1 #!/bin/bash -p
   2
   3 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 # Using codesign, sign the application. After signing, the signatures on the
   8 # inner bundle components are verified, and the application's own signature is
   9 # verified. Inner bundle components are expected to be signed before this
  10 # script is called. See sign_versioned_dir.sh.
  11
  12 set -eu
  13
  14 # Environment sanitization. Set a known-safe PATH. Clear environment variables
  15 # that might impact the interpreter's operation. The |bash -p| invocation
  16 # on the #! line takes the bite out of BASH_ENV, ENV, and SHELLOPTS (among
  17 # other features), but clearing them here ensures that they won't impact any
  18 # shell scripts used as utility programs. SHELLOPTS is read-only and can't be
  19 # unset, only unexported.
  20 export PATH="/usr/bin:/bin:/usr/sbin:/sbin"
  21 unset BASH_ENV CDPATH ENV GLOBIGNORE IFS POSIXLY_CORRECT
  22 export -n SHELLOPTS
  23
  24 ME="$(basename "${0}")"
  25 readonly ME
  26
  27 if [[ ${#} -ne 3 ]]; then
  28   echo "usage: ${ME} app_path codesign_keychain codesign_id" >& 2
  29   exit 1
  30 fi
  31
  32 app_path="${1}"
  33 codesign_keychain="${2}"
  34 codesign_id="${3}"
  35
  36 # Use custom resource rules for the browser application.
  37 script_dir="$(dirname "${0}")"
  38 browser_app_rules="${script_dir}/app_resource_rules.plist"
  39
  40 versioned_dir="${app_path}/Contents/Versions/@VERSION@"
  41
  42 browser_app="${app_path}"
  43 framework="${versioned_dir}/@MAC_PRODUCT_NAME@ Framework.framework"
  44 helper_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper.app"
  45 helper_eh_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper EH.app"
  46 helper_np_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper NP.app"
  47
  48 requirement_string="\
  49 designated => \
  50 (identifier \"com.google.Chrome\" or identifier \"com.google.Chrome.canary\") \
  51 and certificate leaf = H\"85cee8254216185620ddc8851c7a9fc4dfe120ef\"\
  52 "
  53
  54 codesign --sign "${codesign_id}" --keychain "${codesign_keychain}" \
  55     "${browser_app}" --resource-rules "${browser_app_rules}" \
  56     -r="${requirement_string}"
  57
  58 # Show the signature.
  59 codesign --display -r- -vvvvvv "${browser_app}"
  60
  61 # Verify everything. Check the framework and helper apps to make sure that the
  62 # signatures are present and weren't altered by the signing process. Don't use
  63 # --deep on the framework because Keystone's signature is in a transitional
  64 # state (radar 18474911). Use --no-strict on the app because it uses custom
  65 # resource rules.
  66 codesign --verify -vvvvvv "${framework}"
  67 codesign --verify --deep -vvvvvv "${helper_app}"
  68 codesign --verify --deep -vvvvvv "${helper_eh_app}"
  69 codesign --verify --deep -vvvvvv "${helper_np_app}"
  70 codesign --verify --deep --no-strict -vvvvvv "${browser_app}"
  71
  72 # Verify with spctl, which uses the same rules that Gatekeeper does for
  73 # validation.
  74 spctl --assess -vv "${browser_app}"