o @BiR@sddlmZddlmZddlZddlZddlZddlZddlmZddl m Z dgZ z ddl m Z mZmZWn eyBdZYnwd Ze d d d Zd dZddZGdddZddZddZddZddZd1ddZddZerejGd d d eZe d!krddl!Z!ese"d"e!j#d#e!$d$dd%l%m&Z&e&Z'e'j(d&d'd(d)d*e'j(d+d,d-dd.d/e')\Z*Z+e*j,se"d0e'-e!$d$e.e*j/Z0e"e01dSdS)2)absolute_import)print_functionN)util) ChallengeHAS_CRYPTOSIGN)encodingsigningbindingsFT SigningKeycCsTg}|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)keydatapartsdlendatarX/var/www/html/Trade-python/venv/lib/python3.10/site-packages/autobahn/wamp/cryptosign.py_unpack5s" rcCs8g}|D]}|tdt|||qd|S)z) Pack parts into a SSH key blob. r )rr packlenjoin)keypartsrpartrrr_packFs   rc Cst|tjkrtdt||}t|dkr td|\}}}|dkr0td|t |}zt |d}WntyP}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)) typesix text_type Exceptionformatstripsplitrbinascii a2b_base64r)rralgocommentblobkeyerrr_read_ssh_ed25519_pubkeyQs$     r/c@s8eZdZdZddZddZddZdd Zd d Zd S) _SSHPacketReaderzD Read OpenSSH packet format which is used for key material. cCs||_d|_t||_dS)Nr)_packet_idxr_len)selfpacketrrr__init__|sz_SSHPacketReader.__init__cCs|j|jdSN)r1r2r4rrrget_remaining_payloadsz&_SSHPacketReader.get_remaining_payloadcCs@|j||jkr td|j|j|j|}|j|7_|S)Nzincomplete packet)r2r3r$r1)r4sizevaluerrr get_bytess z_SSHPacketReader.get_bytescCstd|ddS)Nr r r)r rr<r8rrr get_uint32sz_SSHPacketReader.get_uint32cCs||Sr7)r<r=r8rrr get_stringsz_SSHPacketReader.get_stringN) __name__ __module__ __qualname____doc__r6r9r<r=r>rrrrr0ws r0cCsdddtd|dDS)Ncss|]}t|VqdSr7)chr.0xrrr sz_makepad..r)rrange)r:rrr_makepadsrJcCsd}d}d}||r||std||}|t||}ddd|D}t|}|t|d}t |}| }| }| | } | | } | } d } |d krdtd |d krltd | d krwtd | | r}tdt | }| | | } | dkrtd | d| }| }t|tjkrtdt|tjkrtd| }| }t|rt|| ks|tt|krtd t||tt||dtj}|d}||fS)a Parse an OpenSSH Ed25519 private key from a string into a raw private key. Example input: -----BEGIN OPENSSH PRIVATE KEY----- b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW QyNTUxOQAAACCbpA1OX6l7/8lYUoq7A1rFBcjqHWcgki8corTz81iVvQAAAKDWjZ0Y1o2d GAAAAAtzc2gtZWQyNTUxOQAAACCbpA1OX6l7/8lYUoq7A1rFBcjqHWcgki8corTz81iVvQ AAAEArodzIMjH9MOBz0X+HDvL06rEJOMYFhzGQ5zXPM7b7fZukDU5fqXv/yVhSirsDWsUF yOodZyCSLxyitPPzWJW9AAAAFm9iZXJzdGV0QG9mZmljZS1jb3JlaTcBAgMEBQYH -----END OPENSSH PRIVATE KEY----- :param keydata: The OpenSSH Ed25519 private key data to parse. :type keydata: str :returns: pair of raw private key (32 bytes) and comment :rtype: tuple #-----BEGIN OPENSSH PRIVATE KEY-----z!-----END OPENSSH PRIVATE KEY-----sopenssh-key-v1zFinvalid OpenSSH private key (does not start/end with OPENSSH preamble)rCcSsg|]}|qSr)r&rErrr sz-_read_ssh_ed25519_privkey..Nsnonezjencrypted private keys not supported (please remove the passphrase from your private key or use SSH agent)z/passphrase encrypted private keys not supportedrzAmultiple private keys in a key file not supported (found {} keys)z=invalid OpenSSH private key (found remaining payload for mac)s ssh-ed25519z6invalid key type: we only support Ed25519 (found "{}")asciizinvalid public key lengthzGinvalid OpenSSH private key (padlen={}, actual_pad={}, expected_pad={})) startswithendswithr$findrrr'r(r)r0r>r=r9r%decoder crypto_sign_PUBLICKEYBYTEScrypto_sign_SECRETKEYBYTESrJcrypto_sign_SEEDBYTES)r SSH_BEGINSSH_ENDOPENSSH_KEY_V1ssh_endr,r5 cipher_namekdfnkeyskey_datamac block_sizealgvkskr+padseedrrr_read_ssh_ed25519_privkeys\  $ recClt|(}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 64openr(r)read splitlinesrr$r%)signature_filefsigrrr_read_signify_ed25519_signature  $rpcCrf)z Read a public key from a Ed25519 key pair created with OpenBSD signify. http://man.openbsd.org/OpenBSD-current/man1/signify.1 rrgNr z@bogus Ed25519 public key: raw key length was {}, but expected 32ri) pubkey_filernpubkeyrrr_read_signify_ed25519_pubkey rqrttextcCs|dvsJddl}t|B}|d}|j|ddd}|dkr.|WdS|d krLddl}|}|j|d d | WdSt d 1sSwYdS) a Usage: 1. Get the OpenBSD 5.7 release public key from here http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/etc/signify/Attic/openbsd-57-base.pub?rev=1.1 2. Generate QR Code and print to terminal print(cryptosign._qrcode_from_signify_ed25519_pubkey('openbsd-57-base.pub')) 3. Compare to (scroll down) QR code here https://www.openbsd.org/papers/bsdcan-signify.html )rusvgrNrLbinary)errormoderurvT)omithwz logic error) pyqrcoderjrkrlcreateterminalioBytesIOrvgetvaluer$)rrrzr|rnrsqrr data_bufferrrr#_qrcode_from_signify_ed25519_pubkeys  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)rtr VerifyKeyrpverify)rrrmmessagers verify_keyrorrr!_verify_signify_ed25519_signature@s rc@seZdZdZdddZddZejddZejd d Z ejdd d Z ejddZ ejddZ eje dddZe dddZeje ddZeje ddZdS)r z A cryptosign private key for signing, and hence usable for authentication or a public key usable for verification (but can't be used for signing). NcCspt|tjst|tjstdt||dus)t|tjks)tdt|||_ ||_ t|tj|_ dS)z :param key: A Ed25519 private signing key or a Ed25519 public verification key. :type key: instance of nacl.signing.VerifyKey or instance of nacl.signing.SigningKey zinvalid type {} for keyNinvalid type {} for comment) isinstancerrr r$r%r!r"r#_key_comment _can_sign)r4r-r+rrrr6oszSigningKey.__init__cCs0|r d|nd}d|||S)Nz"{}"z+Key(can_sign={}, comment={}, public_key={}))r+r%can_sign public_key)r4r+rrr__str__szSigningKey.__str__cC|jS)z Check if the key can be used to sign. :returns: `True`, iff the key can sign. :rtype: bool )rr8rrrrzSigningKey.can_signcCr)z Get the key comment (if any). :returns: The comment (if any) from the key. :rtype: str or None )rr8rrrr+rzSigningKey.commentFcCs>t|jtjr |jj}n|j}|r|S|jtjddS)z Returns the public key part of a signing key or the (public) verification key. :returns: The public key in Hex encoding. :rtype: str or None encoderrN) rrrr rencoder HexEncoderrR)r4rxr-rrrrs  zSigningKey.public_keycCs<|jstdt|tjkrtd|j|}t|j S)z Sign some data. :param data: The data to be signed. :type data: bytes :returns: The signature. :rtype: bytes za signing key required to signz data to be signed must be binary) rr$r!r" binary_typersigntxaiocreate_future_success signature)r4rrorrrrs    zSigningKey.signcst|tstdt|d|jvrtd|jd}t|tjkr,tdt|t|dkr;tdt|t |}|j }|r]t|dksVJdt|t ||n||}tfd d }t||d S) a Sign WAMP-cryptosign challenge. :param session: The authenticating WAMP session. :type session: :class:`autobahn.wamp.protocol.ApplicationSession` :param challenge: The WAMP-cryptosign challenge object for which a signature should be computed. :type challenge: instance of autobahn.wamp.types.Challenge :returns: A Deferred/Future that resolves to the computed signature. :rtype: str zCchallenge must be instance of autobahn.wamp.types.Challenge, not {} challengez*missing challenge value in challenge.extraz5invalid type {} for challenge (expected a hex string)rhz:unexpected challenge (hex) length: was {}, but expected 64r zCunexpected TLS transport channel ID length: was {}, but expected 32cs8t|d}td}||}t|dS)NrN)r(b2a_hexrRrresolve) signature_raw signature_hexdata_hexrod2rrrprocesssz*SigningKey.sign_challenge..processN)rrr$r%r!extrar"r#rr(a2b_hex _transportget_channel_idrxorrr create_future add_callbacks)r4sessionr challenge_hex challenge_rawchannel_id_rawd1rrrrsign_challenges(        zSigningKey.sign_challengecCsz|dust|tjkstdt|t|tjkr$tdt|t|dkr3tdt|t|}|||S)Nrz%invalid key type {} (expected binary)r z#invalid key length {} (expected 32)) r!r"r# ValueErrorr%rrrr )clsrr+r-rrrfrom_key_bytess   zSigningKey.from_key_bytescCs|dust|tjkstdt|t|tjkr"td|t|d }|}Wdn1s6wY|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. :type filename: str :param comment: Comment for key (optional). :type comment: str or None Nrzinvalid type {} for filenamerb)r+)r!r"r#r$r%rjrkr)rfilenamer+rnrrrr from_raw_keys  zSigningKey.from_raw_keycCsFt|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)rjrkrRr& from_ssh_data)rrrnrrrr from_ssh_key,s  zSigningKey.from_ssh_keycCsLd}||rt|\}}tj|tjd}n t|\}}t|}|||S)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. rKr)rOrerr r RawEncoderr/r)rrrVr+r-rrrr9s     zSigningKey.from_ssh_datar7)F)r?r@rArBr6rrpublicrr+rrr classmethodrrrrrrrrr hs2      =   __main__z4NaCl library must be installed for this to function.)filer) OptionParserz-fz--filekeyfilezfile containing ssh key)desthelpz-p store_trueprintpubzprint public key information)actionrdefaultrz;Print public key must be specified as it's the only option.)ru)2 __future__rrr(r r"rautobahnrautobahn.wamp.typesr__all__naclrrr ImportErrorrrrrr/r0rJrerprtrrrobjectr r?sysprintstderrexitoptparserparser add_option parse_argsoptionsargsr print_usagerrr-rrrrrsh       &d )&e