8b63877aca
https://bugzilla.tianocore.org/show_bug.cgi?id=945 Based on content from the following branch https://github.com/Microsoft/MS_UEFI/tree/share/beta/CapsuleTools * Convert C tools to Python * Add common python modules to: BaseTools/Source/Python/Common/Uefi/Capsule BaseTools/Source/Python/Common/Edk2/Capsule * Add GenerateCapsule.py to BaseTools/Source/Python/Capsule * Add Windows and Posix wrappers for GenerateCapsule.py usage: GenerateCapsule [-h] [-o OUTPUTFILE] (-e | -d | --dump-info) [--capflag {PersistAcrossReset,PopulateSystemTable,InitiateReset}] [--capoemflag CAPSULEOEMFLAG] [--guid GUID] [--hardware-instance HARDWAREINSTANCE] [--monotonic-count MONOTONICCOUNT] [--fw-version FWVERSION] [--lsv LOWESTSUPPORTEDVERSION] [--pfx-file SIGNTOOLPFXFILE] [--signer-private-cert OPENSSLSIGNERPRIVATECERTFILE] [--other-public-cert OPENSSLOTHERPUBLICCERTFILE] [--trusted-public-cert OPENSSLTRUSTEDPUBLICCERTFILE] [--signing-tool-path SIGNINGTOOLPATH] [--version] [-v] [-q] [--debug [0-9]] InputFile Generate a capsule. Copyright (c) 2018, Intel Corporation. All rights reserved. positional arguments: InputFile Input binary payload filename. optional arguments: -h, --help show this help message and exit -o OUTPUTFILE, --output OUTPUTFILE Output filename. -e, --encode Encode file -d, --decode Decode file --dump-info Display FMP Payload Header information --capflag {PersistAcrossReset,PopulateSystemTable,InitiateReset} Capsule flag can be PersistAcrossReset, or PopulateSystemTable or InitiateReset or not set --capoemflag CAPSULEOEMFLAG Capsule OEM Flag is an integer between 0x0000 and 0xffff. --guid GUID The FMP/ESRT GUID in registry format. Required for encode operations. --hardware-instance HARDWAREINSTANCE The 64-bit hardware instance. The default is 0x0000000000000000 --monotonic-count MONOTONICCOUNT 64-bit monotonic count value in header. Default is 0x0000000000000000. --fw-version FWVERSION The 32-bit version of the binary payload (e.g. 0x11223344 or 5678). --lsv LOWESTSUPPORTEDVERSION The 32-bit lowest supported version of the binary payload (e.g. 0x11223344 or 5678). --pfx-file SIGNTOOLPFXFILE signtool PFX certificate filename. --signer-private-cert OPENSSLSIGNERPRIVATECERTFILE OpenSSL signer private certificate filename. --other-public-cert OPENSSLOTHERPUBLICCERTFILE OpenSSL other public certificate filename. --trusted-public-cert OPENSSLTRUSTEDPUBLICCERTFILE OpenSSL trusted public certificate filename. --signing-tool-path SIGNINGTOOLPATH Path to signtool or OpenSSL tool. Optional if path to tools are already in PATH. --version show program's version number and exit -v, --verbose Turn on verbose output with informational messages printed, including capsule headers and warning messages. -q, --quiet Disable all messages except fatal errors. --debug [0-9] Set debug level Cc: Sean Brogan <sean.brogan@microsoft.com> Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Yonghong Zhu <yonghong.zhu@intel.com> Cc: Liming Gao <liming.gao@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>
523 lines
22 KiB
Python
523 lines
22 KiB
Python
## @file
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# Generate a capsule.
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#
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# Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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'''
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GenerateCapsule
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'''
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import sys
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import argparse
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import uuid
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import struct
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import subprocess
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import os
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import tempfile
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import shutil
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import platform
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from Common.Uefi.Capsule.UefiCapsuleHeader import UefiCapsuleHeaderClass
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from Common.Uefi.Capsule.FmpCapsuleHeader import FmpCapsuleHeaderClass
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from Common.Uefi.Capsule.FmpAuthHeader import FmpAuthHeaderClass
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from Common.Edk2.Capsule.FmpPayloadHeader import FmpPayloadHeaderClass
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#
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# Globals for help information
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#
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__prog__ = 'GenerateCapsule'
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__version__ = '0.9'
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__copyright__ = 'Copyright (c) 2018, Intel Corporation. All rights reserved.'
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__description__ = 'Generate a capsule.\n'
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def SignPayloadSignTool (Payload, ToolPath, PfxFile):
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#
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# Create a temporary directory
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#
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TempDirectoryName = tempfile.mkdtemp()
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#
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# Generate temp file name for the payload contents
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#
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TempFileName = os.path.join (TempDirectoryName, 'Payload.bin')
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#
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# Create temporary payload file for signing
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#
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try:
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File = open (TempFileName, mode='wb')
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File.write (Payload)
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File.close ()
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except:
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shutil.rmtree (TempDirectoryName)
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raise ValueError ('GenerateCapsule: error: can not write temporary payload file.')
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#
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# Build signtool command
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#
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if ToolPath is None:
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ToolPath = ''
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Command = ''
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Command = Command + '"{Path}" '.format (Path = os.path.join (ToolPath, 'signtool.exe'))
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Command = Command + 'sign /fd sha256 /p7ce DetachedSignedData /p7co 1.2.840.113549.1.7.2 '
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Command = Command + '/p7 {TempDir} '.format (TempDir = TempDirectoryName)
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Command = Command + '/f {PfxFile} '.format (PfxFile = PfxFile)
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Command = Command + TempFileName
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#
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# Sign the input file using the specified private key
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#
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try:
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Process = subprocess.Popen (Command, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, shell = True)
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Result = Process.communicate('')
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except:
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shutil.rmtree (TempDirectoryName)
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raise ValueError ('GenerateCapsule: error: can not run signtool.')
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if Process.returncode != 0:
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shutil.rmtree (TempDirectoryName)
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print (Result[1].decode())
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raise ValueError ('GenerateCapsule: error: signtool failed.')
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#
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# Read the signature from the generated output file
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#
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try:
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File = open (TempFileName + '.p7', mode='rb')
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Signature = File.read ()
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File.close ()
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except:
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shutil.rmtree (TempDirectoryName)
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raise ValueError ('GenerateCapsule: error: can not read signature file.')
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shutil.rmtree (TempDirectoryName)
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return Signature
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def VerifyPayloadSignTool (Payload, CertData, ToolPath, PfxFile):
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print ('signtool verify is not supported.')
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raise ValueError ('GenerateCapsule: error: signtool verify is not supported.')
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def SignPayloadOpenSsl (Payload, ToolPath, SignerPrivateCertFile, OtherPublicCertFile, TrustedPublicCertFile):
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#
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# Build openssl command
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#
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if ToolPath is None:
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ToolPath = ''
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Command = ''
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Command = Command + '"{Path}" '.format (Path = os.path.join (ToolPath, 'openssl'))
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Command = Command + 'smime -sign -binary -outform DER -md sha256 '
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Command = Command + '-signer "{Private}" -certfile "{Public}"'.format (Private = SignerPrivateCertFile, Public = OtherPublicCertFile)
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#
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# Sign the input file using the specified private key and capture signature from STDOUT
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#
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try:
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Process = subprocess.Popen (Command, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, shell = True)
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Result = Process.communicate(input = Payload)
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Signature = Result[0]
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except:
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raise ValueError ('GenerateCapsule: error: can not run openssl.')
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if Process.returncode != 0:
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print (Result[1].decode())
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raise ValueError ('GenerateCapsule: error: openssl failed.')
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return Signature
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def VerifyPayloadOpenSsl (Payload, CertData, ToolPath, SignerPrivateCertFile, OtherPublicCertFile, TrustedPublicCertFile):
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#
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# Create a temporary directory
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#
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TempDirectoryName = tempfile.mkdtemp()
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#
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# Generate temp file name for the payload contents
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#
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TempFileName = os.path.join (TempDirectoryName, 'Payload.bin')
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#
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# Create temporary payload file for verification
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#
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try:
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File = open (TempFileName, mode='wb')
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File.write (Payload)
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File.close ()
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except:
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shutil.rmtree (TempDirectoryName)
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raise ValueError ('GenerateCapsule: error: can not write temporary payload file.')
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#
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# Build openssl command
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#
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if ToolPath is None:
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ToolPath = ''
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Command = ''
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Command = Command + '"{Path}" '.format (Path = os.path.join (ToolPath, 'openssl'))
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Command = Command + 'smime -verify -inform DER '
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Command = Command + '-content {Content} -CAfile "{Public}"'.format (Content = TempFileName, Public = TrustedPublicCertFile)
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#
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# Verify signature
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#
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try:
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Process = subprocess.Popen (Command, stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, shell = True)
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Result = Process.communicate(input = CertData)
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except:
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shutil.rmtree (TempDirectoryName)
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raise ValueError ('GenerateCapsule: error: can not run openssl.')
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if Process.returncode != 0:
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shutil.rmtree (TempDirectoryName)
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print (Result[1].decode())
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raise ValueError ('GenerateCapsule: error: openssl failed.')
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shutil.rmtree (TempDirectoryName)
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return Payload
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if __name__ == '__main__':
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def convert_arg_line_to_args(arg_line):
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for arg in arg_line.split():
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if not arg.strip():
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continue
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yield arg
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def ValidateUnsignedInteger (Argument):
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try:
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Value = int (Argument, 0)
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except:
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Message = '{Argument} is not a valid integer value.'.format (Argument = Argument)
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raise argparse.ArgumentTypeError (Message)
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if Value < 0:
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Message = '{Argument} is a negative value.'.format (Argument = Argument)
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raise argparse.ArgumentTypeError (Message)
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return Value
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def ValidateRegistryFormatGuid (Argument):
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try:
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Value = uuid.UUID (Argument)
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except:
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Message = '{Argument} is not a valid registry format GUID value.'.format (Argument = Argument)
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raise argparse.ArgumentTypeError (Message)
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return Value
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#
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# Create command line argument parser object
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#
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parser = argparse.ArgumentParser (
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prog = __prog__,
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description = __description__ + __copyright__,
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conflict_handler = 'resolve',
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fromfile_prefix_chars = '@'
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)
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parser.convert_arg_line_to_args = convert_arg_line_to_args
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#
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# Add input and output file arguments
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#
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parser.add_argument("InputFile", type = argparse.FileType('rb'),
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help = "Input binary payload filename.")
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parser.add_argument("-o", "--output", dest = 'OutputFile', type = argparse.FileType('wb'),
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help = "Output filename.")
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#
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# Add group for -e and -d flags that are mutually exclusive and required
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#
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group = parser.add_mutually_exclusive_group (required = True)
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group.add_argument ("-e", "--encode", dest = 'Encode', action = "store_true",
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help = "Encode file")
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group.add_argument ("-d", "--decode", dest = 'Decode', action = "store_true",
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help = "Decode file")
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group.add_argument ("--dump-info", dest = 'DumpInfo', action = "store_true",
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help = "Display FMP Payload Header information")
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#
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# Add optional arguments for this command
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#
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parser.add_argument ("--capflag", dest = 'CapsuleFlag', action='append', default = [],
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choices=['PersistAcrossReset', 'PopulateSystemTable', 'InitiateReset'],
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help = "Capsule flag can be PersistAcrossReset, or PopulateSystemTable or InitiateReset or not set")
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parser.add_argument ("--capoemflag", dest = 'CapsuleOemFlag', type = ValidateUnsignedInteger, default = 0x0000,
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help = "Capsule OEM Flag is an integer between 0x0000 and 0xffff.")
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parser.add_argument ("--guid", dest = 'Guid', type = ValidateRegistryFormatGuid,
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help = "The FMP/ESRT GUID in registry format. Required for encode operations.")
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parser.add_argument ("--hardware-instance", dest = 'HardwareInstance', type = ValidateUnsignedInteger, default = 0x0000000000000000,
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help = "The 64-bit hardware instance. The default is 0x0000000000000000")
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parser.add_argument ("--monotonic-count", dest = 'MonotonicCount', type = ValidateUnsignedInteger, default = 0x0000000000000000,
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help = "64-bit monotonic count value in header. Default is 0x0000000000000000.")
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parser.add_argument ("--fw-version", dest = 'FwVersion', type = ValidateUnsignedInteger,
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help = "The 32-bit version of the binary payload (e.g. 0x11223344 or 5678).")
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parser.add_argument ("--lsv", dest = 'LowestSupportedVersion', type = ValidateUnsignedInteger,
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help = "The 32-bit lowest supported version of the binary payload (e.g. 0x11223344 or 5678).")
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parser.add_argument ("--pfx-file", dest='SignToolPfxFile', type=argparse.FileType('rb'),
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help="signtool PFX certificate filename.")
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parser.add_argument ("--signer-private-cert", dest='OpenSslSignerPrivateCertFile', type=argparse.FileType('rb'),
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help="OpenSSL signer private certificate filename.")
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parser.add_argument ("--other-public-cert", dest='OpenSslOtherPublicCertFile', type=argparse.FileType('rb'),
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help="OpenSSL other public certificate filename.")
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parser.add_argument ("--trusted-public-cert", dest='OpenSslTrustedPublicCertFile', type=argparse.FileType('rb'),
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help="OpenSSL trusted public certificate filename.")
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parser.add_argument ("--signing-tool-path", dest = 'SigningToolPath',
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help = "Path to signtool or OpenSSL tool. Optional if path to tools are already in PATH.")
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#
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# Add optional arguments common to all operations
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#
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parser.add_argument ('--version', action='version', version='%(prog)s ' + __version__)
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parser.add_argument ("-v", "--verbose", dest = 'Verbose', action = "store_true",
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help = "Turn on verbose output with informational messages printed, including capsule headers and warning messages.")
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parser.add_argument ("-q", "--quiet", dest = 'Quiet', action = "store_true",
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help = "Disable all messages except fatal errors.")
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parser.add_argument ("--debug", dest = 'Debug', type = int, metavar = '[0-9]', choices = range (0, 10), default = 0,
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help = "Set debug level")
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#
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# Parse command line arguments
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#
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args = parser.parse_args()
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#
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# Perform additional argument verification
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#
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if args.Encode:
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if args.Guid is None:
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parser.error ('the following option is required: --guid')
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if 'PersistAcrossReset' not in args.CapsuleFlag:
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if 'PopulateSystemTable' in args.CapsuleFlag:
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parser.error ('--capflag PopulateSystemTable also requires --capflag PersistAcrossReset')
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if 'InitiateReset' in args.CapsuleFlag:
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parser.error ('--capflag InitiateReset also requires --capflag PersistAcrossReset')
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UseSignTool = args.SignToolPfxFile is not None
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UseOpenSsl = (args.OpenSslSignerPrivateCertFile is not None and
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args.OpenSslOtherPublicCertFile is not None and
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args.OpenSslTrustedPublicCertFile is not None)
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AnyOpenSsl = (args.OpenSslSignerPrivateCertFile is not None or
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args.OpenSslOtherPublicCertFile is not None or
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args.OpenSslTrustedPublicCertFile is not None)
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if args.Encode or args.Decode:
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if args.OutputFile is None:
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parser.error ('the following option is required for all encode and decode operations: --output')
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if UseSignTool and AnyOpenSsl:
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parser.error ('Providing both signtool and OpenSSL options is not supported')
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if not UseSignTool and not UseOpenSsl and AnyOpenSsl:
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parser.error ('all the following options are required for OpenSSL: --signer-private-cert, --other-public-cert, --trusted-public-cert')
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if UseSignTool and platform.system() != 'Windows':
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parser.error ('Use of signtool is not supported on this operating system.')
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if args.Encode and (UseSignTool or UseOpenSsl):
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if args.FwVersion is None or args.LowestSupportedVersion is None:
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parser.error ('the following options are required: --fw-version, --lsv')
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if UseSignTool:
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args.SignToolPfxFile.close()
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args.SignToolPfxFile = args.SignToolPfxFile.name
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if UseOpenSsl:
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args.OpenSslSignerPrivateCertFile.close()
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args.OpenSslOtherPublicCertFile.close()
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args.OpenSslTrustedPublicCertFile.close()
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args.OpenSslSignerPrivateCertFile = args.OpenSslSignerPrivateCertFile.name
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args.OpenSslOtherPublicCertFile = args.OpenSslOtherPublicCertFile.name
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args.OpenSslTrustedPublicCertFile = args.OpenSslTrustedPublicCertFile.name
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#
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# Read binary input file
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#
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try:
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if args.Verbose:
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print ('Read binary input file {File}'.format (File = args.InputFile.name))
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Buffer = args.InputFile.read ()
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args.InputFile.close ()
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except:
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print ('GenerateCapsule: error: can not read binary input file {File}'.format (File = args.InputFile.name))
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sys.exit (1)
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#
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# Create objects
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#
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UefiCapsuleHeader = UefiCapsuleHeaderClass ()
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FmpCapsuleHeader = FmpCapsuleHeaderClass ()
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FmpAuthHeader = FmpAuthHeaderClass ()
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FmpPayloadHeader = FmpPayloadHeaderClass ()
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if args.Encode:
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Result = Buffer
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if UseSignTool or UseOpenSsl:
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try:
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FmpPayloadHeader.FwVersion = args.FwVersion
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FmpPayloadHeader.LowestSupportedVersion = args.LowestSupportedVersion
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FmpPayloadHeader.Payload = Result
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Result = FmpPayloadHeader.Encode ()
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if args.Verbose:
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FmpPayloadHeader.DumpInfo ()
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except:
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print ('GenerateCapsule: error: can not encode FMP Payload Header')
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sys.exit (1)
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#
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# Sign image with 64-bit MonotonicCount appended to end of image
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#
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try:
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if UseSignTool:
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CertData = SignPayloadSignTool (
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Result + struct.pack ('<Q', args.MonotonicCount),
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args.SigningToolPath,
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args.SignToolPfxFile
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)
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else:
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CertData = SignPayloadOpenSsl (
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Result + struct.pack ('<Q', args.MonotonicCount),
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args.SigningToolPath,
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args.OpenSslSignerPrivateCertFile,
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args.OpenSslOtherPublicCertFile,
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args.OpenSslTrustedPublicCertFile
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)
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except:
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print ('GenerateCapsule: error: can not sign payload')
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raise
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sys.exit (1)
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try:
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FmpAuthHeader.MonotonicCount = args.MonotonicCount
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FmpAuthHeader.CertData = CertData
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FmpAuthHeader.Payload = Result
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Result = FmpAuthHeader.Encode ()
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if args.Verbose:
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FmpAuthHeader.DumpInfo ()
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except:
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print ('GenerateCapsule: error: can not encode FMP Auth Header')
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sys.exit (1)
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try:
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FmpCapsuleHeader.AddPayload (args.Guid, Result, HardwareInstance = args.HardwareInstance)
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Result = FmpCapsuleHeader.Encode ()
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if args.Verbose:
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FmpCapsuleHeader.DumpInfo ()
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except:
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print ('GenerateCapsule: error: can not encode FMP Capsule Header')
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sys.exit (1)
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try:
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UefiCapsuleHeader.OemFlags = args.CapsuleOemFlag
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UefiCapsuleHeader.PersistAcrossReset = 'PersistAcrossReset' in args.CapsuleFlag
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UefiCapsuleHeader.PopulateSystemTable = 'PopulateSystemTable' in args.CapsuleFlag
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UefiCapsuleHeader.InitiateReset = 'InitiateReset' in args.CapsuleFlag
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UefiCapsuleHeader.Payload = Result
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Result = UefiCapsuleHeader.Encode ()
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if args.Verbose:
|
|
UefiCapsuleHeader.DumpInfo ()
|
|
except:
|
|
print ('GenerateCapsule: error: can not encode UEFI Capsule Header')
|
|
sys.exit (1)
|
|
|
|
elif args.Decode:
|
|
try:
|
|
Result = UefiCapsuleHeader.Decode (Buffer)
|
|
FmpCapsuleHeader.Decode (Result)
|
|
Result = FmpCapsuleHeader.GetFmpCapsuleImageHeader (0).Payload
|
|
if args.Verbose:
|
|
print ('========')
|
|
UefiCapsuleHeader.DumpInfo ()
|
|
print ('--------')
|
|
FmpCapsuleHeader.DumpInfo ()
|
|
if UseSignTool or UseOpenSsl:
|
|
Result = FmpAuthHeader.Decode (Result)
|
|
|
|
#
|
|
# Verify Image with 64-bit MonotonicCount appended to end of image
|
|
#
|
|
try:
|
|
if UseSignTool:
|
|
CertData = VerifyPayloadSignTool (
|
|
FmpAuthHeader.Payload + struct.pack ('<Q', FmpAuthHeader.MonotonicCount),
|
|
FmpAuthHeader.CertData,
|
|
args.SigningToolPath,
|
|
args.SignToolPfxFile
|
|
)
|
|
else:
|
|
CertData = VerifyPayloadOpenSsl (
|
|
FmpAuthHeader.Payload + struct.pack ('<Q', FmpAuthHeader.MonotonicCount),
|
|
FmpAuthHeader.CertData,
|
|
args.SigningToolPath,
|
|
args.OpenSslSignerPrivateCertFile,
|
|
args.OpenSslOtherPublicCertFile,
|
|
args.OpenSslTrustedPublicCertFile
|
|
)
|
|
except ValueError:
|
|
print ('GenerateCapsule: warning: can not verify payload.')
|
|
|
|
Result = FmpPayloadHeader.Decode (Result)
|
|
if args.Verbose:
|
|
print ('--------')
|
|
FmpAuthHeader.DumpInfo ()
|
|
print ('--------')
|
|
FmpPayloadHeader.DumpInfo ()
|
|
else:
|
|
if args.Verbose:
|
|
print ('--------')
|
|
print ('No EFI_FIRMWARE_IMAGE_AUTHENTICATION')
|
|
print ('--------')
|
|
print ('No FMP_PAYLOAD_HEADER')
|
|
if args.Verbose:
|
|
print ('========')
|
|
except:
|
|
print ('GenerateCapsule: error: can not decode capsule')
|
|
raise
|
|
sys.exit (1)
|
|
|
|
elif args.DumpInfo:
|
|
try:
|
|
Result = UefiCapsuleHeader.Decode (Buffer)
|
|
FmpCapsuleHeader.Decode (Result)
|
|
Result = FmpCapsuleHeader.GetFmpCapsuleImageHeader (0).Payload
|
|
print ('========')
|
|
UefiCapsuleHeader.DumpInfo ()
|
|
print ('--------')
|
|
FmpCapsuleHeader.DumpInfo ()
|
|
try:
|
|
Result = FmpAuthHeader.Decode (Result)
|
|
Result = FmpPayloadHeader.Decode (Result)
|
|
print ('--------')
|
|
FmpAuthHeader.DumpInfo ()
|
|
print ('--------')
|
|
FmpPayloadHeader.DumpInfo ()
|
|
except:
|
|
print ('--------')
|
|
print ('No EFI_FIRMWARE_IMAGE_AUTHENTICATION')
|
|
print ('--------')
|
|
print ('No FMP_PAYLOAD_HEADER')
|
|
print ('========')
|
|
except:
|
|
print ('GenerateCapsule: error: can not decode capsule')
|
|
sys.exit (1)
|
|
else:
|
|
print('GenerateCapsule: error: invalid options')
|
|
sys.exit (1)
|
|
|
|
#
|
|
# Write binary output file
|
|
#
|
|
if args.OutputFile is not None:
|
|
try:
|
|
if args.Verbose:
|
|
print ('Write binary output file {File}'.format (File = args.OutputFile.name))
|
|
args.OutputFile.write (Result)
|
|
args.OutputFile.close ()
|
|
except:
|
|
print ('GenerateCapsule: error: can not write binary output file {File}'.format (File = args.OutputFile.name))
|
|
sys.exit (1)
|
|
|
|
if args.Verbose:
|
|
print('Success')
|