o i@sddlZddlZddlmZmZddlZddlmZmZmZm Z m Z ddl Z ddl m Z ddlmZmZddlmZddlmZddlmZd gZzdd lmZmZmZdd lmZWn eyfd ZYnwd Ze dddZ!ddZ"ddZ#GdddZ$de%de&fddZ'ddZ(ddZ)dd Z*d3d"d#Z+d$d%Z,erd&ed'ee&d(ee-de&fd)d*Z.d+e&d,ede&fd-d.Z/Gd/dde0Z1e2e1Gd0d1d1e0Z3e4gd2dSdS)4N)a2b_hexb2a_hex)CallableOptionalUnionDictAny)util)ISecurityModuleICryptosignKey) Challenge)_URI_PAT_REALM_NAME_ETH) parse_keyfileHAS_CRYPTOSIGN)encodingsigningbindings) SignedMessageFT CryptosignKeycCsTg}|r(td|ddd}|d|d|d|d}}|||s|S)z} Unpack a SSH agent key blob into parts. See: http://blog.oddbit.com/2011/05/08/converting-openssh-public-keys/ >INr)structunpackappend)keydatapartsdlendatar^C:\Users\psant\Downloads\PAF backend\school\venv\Lib\site-packages\autobahn/wamp/cryptosign.py_unpack8s" r cCs8g}|D]}|tdt|||qd|S)z) Pack parts into a SSH key blob. rN)rrpacklenjoin)Zkeypartsrpartrrr_packIs   r&c Cst|tkrtdt||}t|dkrtd|\}}}|dkr/td|t|}zt |d}WntyO}ztd|d}~wwt|d kr_td t|||fS) a Parse an OpenSSH Ed25519 public key from a string into a raw public key. Example input: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJukDU5fqXv/yVhSirsDWsUFyOodZyCSLxyitPPzWJW9 oberstet@office-corei7 :param keydata: The OpenSSH Ed25519 public key data to parse. :type keydata: str :returns: pair of raw public key (32 bytes) and comment :rtype: tuple zinvalid type {} for keydatazinvalid SSH Ed25519 public keyz ssh-ed25519z%not a Ed25519 SSH public key (but {})zcould not parse key ({})N z9invalid length {} for embedded raw key (must be 32 bytes)) typestr Exceptionformatstripsplitr#binascii a2b_base64r )rralgocommentblobkeyerrr_read_ssh_ed25519_pubkeyTs$      r7c@s8eZdZdZddZddZddZdd Zd d Zd S) _SSHPacketReaderzD Read OpenSSH packet format which is used for key material. cCs||_d|_t||_dSNr)_packet_idxr#_len)selfpacketrrr__init__sz_SSHPacketReader.__init__cCs|j|jdSN)r:r;r=rrrget_remaining_payloadsz&_SSHPacketReader.get_remaining_payloadcCs@|j||jkr td|j|j|j|}|j|7_|S)Nzincomplete packet)r;r<r,r:)r=sizevaluerrr get_bytess z_SSHPacketReader.get_bytescCstd|ddS)Nrrr)rrrErArrr get_uint32sz_SSHPacketReader.get_uint32cCs||Sr@)rErFrArrr get_stringsz_SSHPacketReader.get_stringN) __name__ __module__ __qualname____doc__r?rBrErFrGrrrrr8zs r8rCreturncCs:d|kr dksJJdddtd|dDS)Nrr!css|] }|jdddVqdS)r(big) byteorderN)to_bytes.0xrrr sz_makepad..r()r$range)rCrrr_makepadsrVcCsd}d}d}||r||std||}|t||}ddd|D}t|}|t|d}t |}| }| }| | } | | } | } d } |d krdtd |d krltd | d krwtd | | r}tdt | }| | | } | dkrtd | d| }| }t|tjkrtdt|tjkrtd| }| }t|rt|| ks|tt|krtd t||tt||dtj}|d}||fS)a Parse an OpenSSH Ed25519 private key from a string into a raw private key. Example input: -----BEGIN OPENSSH PRIVATE KEY----- b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW QyNTUxOQAAACCbpA1OX6l7/8lYUoq7A1rFBcjqHWcgki8corTz81iVvQAAAKDWjZ0Y1o2d GAAAAAtzc2gtZWQyNTUxOQAAACCbpA1OX6l7/8lYUoq7A1rFBcjqHWcgki8corTz81iVvQ AAAEArodzIMjH9MOBz0X+HDvL06rEJOMYFhzGQ5zXPM7b7fZukDU5fqXv/yVhSirsDWsUF yOodZyCSLxyitPPzWJW9AAAAFm9iZXJzdGV0QG9mZmljZS1jb3JlaTcBAgMEBQYH -----END OPENSSH PRIVATE KEY----- :param keydata: The OpenSSH Ed25519 private key data to parse. :type keydata: str :returns: pair of raw private key (32 bytes) and comment :rtype: tuple #-----BEGIN OPENSSH PRIVATE KEY-----z!-----END OPENSSH PRIVATE KEY-----sopenssh-key-v1zFinvalid OpenSSH private key (does not start/end with OPENSSH preamble)css|]}|VqdSr@)r.rQrrrrTsz,_read_ssh_ed25519_privkey..Nsnonezjencrypted private keys not supported (please remove the passphrase from your private key or use SSH agent)z/passphrase encrypted private keys not supportedr(zAmultiple private keys in a key file not supported (found {} keys)z=invalid OpenSSH private key (found remaining payload for mac)s ssh-ed25519z6invalid key type: we only support Ed25519 (found "{}")asciizinvalid public key lengthzGinvalid OpenSSH private key (padlen={}, actual_pad={}, expected_pad={})) startswithendswithr,findr#r$r/r0r1r8rGrFrBr-decoderZcrypto_sign_PUBLICKEYBYTESZcrypto_sign_SECRETKEYBYTESrVZcrypto_sign_SEEDBYTES)r SSH_BEGINZSSH_ENDZOPENSSH_KEY_V1Zssh_endr4r>Z cipher_nameZkdfZnkeyskey_datamac block_sizealgZvkskr3padseedrrr_read_ssh_ed25519_privkeys\  $ rgcClt|(}t|ddd}t|dkr#tdt||WdS1s/wYdS)z Read a Ed25519 signature file created with OpenBSD signify. http://man.openbsd.org/OpenBSD-current/man1/signify.1 r( N@zEbogus Ed25519 signature: raw signature length was {}, but expected 64openr0r1read splitlinesr#r,r-)signature_filefsigrrr_read_signify_ed25519_signature  $rrcCrh)z Read a public key from a Ed25519 key pair created with OpenBSD signify. http://man.openbsd.org/OpenBSD-current/man1/signify.1 r(riNr)z@bogus Ed25519 public key: raw key length was {}, but expected 32rk) pubkey_filerppubkeyrrr_read_signify_ed25519_pubkey rsrvtextc Cs |dvsJddl}t|m}|d}|jd|jd}|||dkrSddl}|}|j |dd | WdWdS1sMwYn |d kroddl }|j |j jjd }|WdStd WddS1s~wYdS) a Usage: 1. Get the OpenBSD 5.7 release public key from here http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/etc/signify/Attic/openbsd-57-base.pub?rev=1.1 2. Generate QR Code and print to terminal print(cryptosign._qrcode_from_signify_ed25519_pubkey('openbsd-57-base.pub')) 3. Compare to (scroll down) QR code here https://www.openbsd.org/papers/bsdcan-signify.html )rwsvgrNr(r')Zbox_sizeZerror_correctionrwT)outinvertrx)Z image_factoryz logic error)qrcoderlrmrnZQRCodeZERROR_CORRECT_LZadd_dataioStringIOZ print_asciigetvalueZqrcode.image.svgZ make_imageimagerxZSvgImageZ to_stringr,) rtmoder{rpruZqrr|Z data_bufferrrrr#_qrcode_from_signify_ed25519_pubkeys0     "rcCs*t|}t|}t|}|||dS)a Verify a Ed25519 signature created with OpenBSD signify. This will raise a `nacl.exceptions.BadSignatureError` if the signature is bad and return silently when the signature is good. Usage: 1. Create a signature: signify-openbsd -S -s ~/.signify/crossbario-trustroot.sec -m .profile 2. Verify the signature from autobahn.wamp import cryptosign with open('.profile', 'rb') as f: message = f.read() cryptosign._verify_signify_ed25519_signature('.signify/crossbario-trustroot.pub', '.profile.sig', message) http://man.openbsd.org/OpenBSD-current/man1/signify.1 N)rvr VerifyKeyrrverify)rtromessageru verify_keyrqrrr!_verify_signify_ed25519_signatureFs r challengechannel_id_rawchannel_id_typecCst|tstdt|d|jvrtd|jd}t|tkr+tdt|t|dkr:tdt|t |}|dkrZt|dksRJd t|t ||}|S|d urb|}|SJd |) a Format the challenge based on provided parameters :param challenge: The WAMP-cryptosign challenge object for which a signature should be computed. :param channel_id_raw: The channel ID when channel_id_type is 'tls-unique'. :param channel_id_type: The type of the channel id, currently handles 'tls-unique' and ignores otherwise. zCchallenge must be instance of autobahn.wamp.types.Challenge, not {}rz*missing challenge value in challenge.extraz5invalid type {} for challenge (expected a hex string)rjz:unexpected challenge (hex) length: was {}, but expected 64 tls-uniquer)zDunexpected TLS transport channel ID length (was {}, but expected 32)NFzinvalid channel_id_type "{}") isinstancer r,r-r*extrar+r#r0rr xor)rrrZ challenge_hexZ challenge_rawrrrr_format_challengens8        rr signer_funccs0|}tfdd}t||dS)a Sign the provided data using the provided signer. :param data: challenge to sign :param signer_func: The callable function to use for signing :returns: A Deferred/Future that resolves to the computed signature. :rtype: str cs8t|d}td}||}t|dS)NrZ)r0rr^txaioresolve)Z signature_rawZ signature_hexZdata_hexrqZd2rrrprocesssz _sign_challenge..processN)r create_futureZ add_callbacks)rrZd1rrrr_sign_challenges   rc @seZdZdZ  d7dedeedeedeeddf dd Z e ded fd d Z e deefd dZ e deefddZ e defddZe defddZdedefddZ  d8dedeedeedefddZd9dedeeeffdd Zed:d!edeeddfd"d#Zed:d$edeeddfd%d&Zed:d'edeeddfd(d)Zed'eddfd*d+Zed,eddfd-d.Zed;d0ed1eddfd2d3Zed4eddfd5d6ZdS)t|jtjr |jj}n|j}|r|S|jtjddS)z Returns the public key part of a signing key or the (public) verification key. :returns: The public key in Hex encoding. :rtype: str or None encoderrZN) rrrrrencoderZ HexEncoderr^)r=rr5rrr public_key s  zCryptosignKey.public_keyrucCv|dust|tkstdt|t|tkr"tdt|t|dkr1tdt||t|d|dS)Ninvalid type {} for comment%invalid key type {} (expected binary)r)#invalid key length {} (expected 32)Fr5rr3)r*r+ ValueErrorr-rr#rr)clsrur3rrr from_pubkey  zCryptosignKey.from_pubkeyr5cCr)Nrrr)rTr)r*r+rr-rr#rr)rr5r3rrr from_bytes)rzCryptosignKey.from_bytesfilenamecCs|dust|tkstdt|t|tkr td|t|d }|}Wdn1s4wY|j||dS)a Load an Ed25519 (private) signing key (actually, the seed for the key) from a raw file of 32 bytes length. This can be any random byte sequence, such as generated from Python code like os.urandom(32) or from the shell dd if=/dev/urandom of=client02.key bs=1 count=32 :param filename: Filename of the key. :param comment: Comment for key (optional). Nrzinvalid type {} for filenamerb)r3)r*r+r,r-rlrmr)rrr3rpr`rrr from_file6s   zCryptosignKey.from_filecCsFt|d}|d}Wdn1swY||S)a  Load an Ed25519 key from a SSH key file. The key file can be a (private) signing key (from a SSH private key file) or a (public) verification key (from a SSH public key file). A private key file must be passphrase-less. rzutf-8N)rlrmr^r.from_ssh_bytes)rrrpr`rrr from_ssh_filePs  zCryptosignKey.from_ssh_filer`cCsXd}||rt|\}}tj|tjd}d}n t|\}}t|}d}||||dS)a  Load an Ed25519 key from SSH key file. The key file can be a (private) signing key (from a SSH private key file) or a (public) verification key (from a SSH public key file). A private key file must be passphrase-less. rWrTFrN)r[rgrrrZ RawEncoderr7r)rr`r_r3r5rrrrr\s    zCryptosignKey.from_ssh_bytesr seedphraseindexc Cszzddlm}Wnty}ztd|d}~wwd|}|||}t|tks.Jt|dks6J||}|S)a Create a private key from the given BIP-39 mnemonic seed phrase and index, which can be used to sign and create signatures. :param seedphrase: The BIP-39 seedphrase ("Mnemonic") from which to derive the account. :param index: The account index in account hierarchy defined by the seedphrase. :return: New instance of :class:`EthereumKey` r)mnemonic_to_private_keyz*package autobahn[xbr] not installed ("{}")Nzm/44'/655'/0'/0/{}r)) Zautobahn.xbr._mnemonicr ImportError RuntimeErrorr-r*rr#r)rrrrr6Zderivation_pathZkey_rawr5rrrfrom_seedphraseqs    zCryptosignKey.from_seedphrasekeyfilecCstj|r tj|std|t|}|dd}|dur:|dd}|dur2td|t t |St t |S)aY Create a public or private key from reading the given public or private key file. Here is an example key file that includes an CryptosignKey private key ``private-key-ed25519``, which is loaded in this function, and other fields, which are ignored by this function: .. code-block:: This is a comment (all lines until the first empty line are comments indeed). creator: oberstet@intel-nuci7 created-at: 2022-07-05T12:29:48.832Z user-id: oberstet@intel-nuci7 public-key-ed25519: 7326d9dc0307681cc6940fde0e60eb31a6e4d642a81e55c434462ce31f95deed public-adr-eth: 0x10848feBdf7f200Ba989CDf7E3eEB3EC03ae7768 private-key-ed25519: f750f42b0430e28a2e272c3cedcae4dcc4a1cf33bc345c35099d3322626ab666 private-key-eth: 4d787714dcb0ae52e1c5d2144648c255d660b9a55eac9deeb80d9f506f501025 :param keyfile: Path (relative or absolute) to a public or private keys file. :return: New instance of :class:`CryptosignKey` zkeyfile "{}" is not a filezprivate-key-ed25519Nzpublic-key-ed25519zJneither "private-key-ed25519" nor "public-key-ed25519" found in keyfile {}) ospathexistsisfilerr-rgetrrr0rr)rrrZprivkey_ed25519_hexZpubkey_ed25519_hexrrr from_keyfiles  zCryptosignKey.from_keyfile)NNN)NN)Fr@)r)rHrIrJrKboolrr intr+r?propertyrrr3rrrrr rrr classmethodrrrrrrrrrrrrsX       c@seZdZdZgdZ            d=deedeedeedeedeed eed eed eed eed eedeedeefddZ e deefddZ e j deefddZ e deefddZ e j deefddZ e deefddZej deefddZe deefddZej deefddZe deefd d!Zej deefd"d!Ze deefd#d$Zej deefd%d$Ze deefd&d'Zej deefd(d'Ze deefd)d*Zej deefd+d*Ze deefd,d-Zej deefd.d-Ze deefd/d0Zej deefd1d0Ze deefd2d3Zej deefd4d3Ze deefd5d6Zej deefd7d6Zed8eeefddfd9d:Zdeeeffd;d<ZdS)>CryptosignAuthextraz3 WAMP-Cryptosign authextra object. ) _pubkey _trustroot _challenge_channel_binding _channel_id_realm _chain_id _block_no _delegate_seeder _bandwidth _signatureNrurchannel_bindingr trustrootrealmchain_idblock_nodelegateseeder bandwidthrc Cs|r t|dks J|rt|dksJ|rt|dksJ|r&|dvs&J|r0t|dks0J|r:t|dks:J| rDt| dksDJ| rNt| dksNJ| rXt| dksXJ||_||_||_||_||_||_||_||_| |_ | |_ | |_ | |_ dS)Nr)rA) r#rrrrrrrrrrrr) r=rurrrrrrrrrrrrrrr?s<  zCryptosignAuthextra.__init__rLcCrr@)rrArrrruzCryptosignAuthextra.pubkeyrDcC"|dus t|dks J||_dSNr)r#rr=rDrrrru  cCrr@)rrArrrrrzCryptosignAuthextra.trustrootcCrr)r#rrrrrrrcCrr@)rrArrrrrzCryptosignAuthextra.challengecCrNr))r#rrrrrrrcCrr@rrArrrr!rz#CryptosignAuthextra.channel_bindingcCs|dus |dvs J||_dS)Nrrrrrrr% cCrr@)rrArrrr*rzCryptosignAuthextra.channel_idcCrr)r#rrrrrr.rcCrr@)rrArrrr3rzCryptosignAuthextra.realmcCrr)r#rrrrrr7rcCrr@rrArrrr<rzCryptosignAuthextra.chain_idcC|dus |dks J||_dSr9rrrrrr@rcCrr@rrArrrrErzCryptosignAuthextra.block_nocCrr9rrrrrrIrcCrr@)rrArrrrNrzCryptosignAuthextra.delegatecCrr)r#rrrrrrRrcCrr@)rrArrrrWrzCryptosignAuthextra.seedercCrr)r#rrrrrr[rcCrr@rrArrrr`rzCryptosignAuthextra.bandwidthcCrr9rrrrrrdrcCrr@)rrArrrrirzCryptosignAuthextra.signaturecCr)Nr)r#rrrrrrmrrcCs@t}|dd}|dur0t|tkrtdt|t|dkr+tdt|t||_|dd}|dur]t|tkrItdt|t|dkrXtdt|t||_ |dd}|durt|tkrvtd t||d vrtd |||_ |d d}|durt|tkrtd t|t|dkrtdt|t||_ |dd}|durt|tkrtdt|t |stdt|t|dd|_|dd}|durt|tkrtdt||dd}|durt|tkrtdt|||_|dd} | dur7t| tkr4tdt| | |_|dd} | durjt| tkrRtdt| t | satdt| t| dd|_|dd} | durt| tkrtdt| t | stdt| t| dd|_|dd} | durt| tkrtd t| t | std!t| t| dd|_|d"d} | durt| tkrtd#t| | |_|d$d}|durt|tkr td%t|t|d&krtd't|t||_|S)(Nruzinvalid type {} for pubkeyrjzinvalid length {} of pubkeyrzinvalid type {} for challengezinvalid length {} of challengerz#invalid type {} for channel_bindingrz&invalid value "{}" for channel_bindingrzinvalid type {} for channel_idzinvalid length {} of channel_idrz1invalid type {} for trustroot - expected a stringz?invalid value "{}" for trustroot - expected an Ethereum address reservationzinvalid type {} for reservationrz>invalid type {} for reservation.chain_id - expected an integerrz>invalid type {} for reservation.block_no - expected an integerrz9invalid type {} for reservation.realm - expected a stringzGinvalid value "{}" for reservation.realm - expected an Ethereum addressrzs`       &d +&", A