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l m Z dd l m Z m Z m!Z!m"Z" dd l#m#Z# dd l$m%Z%m&Z& ddl'm(Z( ddl)m*Z*m+Z+m,Z,m-Z-m.Z.m/Z/m0Z0 e rddl1m2Z2 dZ3dZ4dZ5dZ6dZ7dZ8dZ9dZ:dZ;dZ< G d d« Z=y)z,Implements the MySQL Client/Server protocol.é )Ú annotationsN)Údeque)ÚDecimalÚDecimalException) Ú TYPE_CHECKINGÚAnyÚDequeÚDictÚListÚOptionalÚSequenceÚTupleÚUnioné )Úutils)ÚPARAMETER_COUNT_AVAILABLEÚ
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ClientFlagÚ FieldFlagÚ FieldTypeÚ ServerCmd)ÚMySQLConverter)Ú DatabaseErrorÚInterfaceErrorÚProgrammingErrorÚ get_exception)Úlogger)ÚMySQLAuthPluginÚget_auth_plugin)Ú"MySQLCachingSHA2PasswordAuthPlugin)ÚBinaryProtocolTypeÚDescriptionTypeÚ EofPacketTypeÚ HandShakeTypeÚ OkPacketTypeÚStatsPacketTypeÚ
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éþ é éÿ éû é- i @c óF e Zd ZdZed#d« Zed$d« Zed$d« Zed%d« Zed&d« Z e d' d(d « Z
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e f d*d « Zed+d,d « Zed-d.d« Zed/d« Zed0d« Zed1d« Zed2d3d« Zd4dZed5d6d« Z d7 d8dZe d9d« Ze d:d« Ze d; d<d« Ze d=d« Zed>d« Z d2 d?dZ d@ dAd Z edBd « Z edCd « Z e dDd « Z!e dEd « Z"edFd!« Z# dG dHd"Z$y)IÚ MySQLProtocolzRImplements MySQL client/server protocol
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Create and parses MySQL packets.
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c ó: | d t k( s t d« | dd S )a Parse a MySQL auth more data packet.
|
|
Args:
|
pkt: Packet representing an `auth more data` response.
|
|
Returns:
|
auth_data: Authentication method data (see [1]).
|
|
Raises:
|
InterfaceError: If packet's status tag doesn't
|
match `protocol.EXCHANGE_FURTHER_STATUS`.
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_auth_more_data.html
|
é z"Failed parsing AuthMoreData packeté N)ÚEXCHANGE_FURTHER_STATUSr )Úpkts úKH:\Change_password\venv_build\Lib\site-packages\mysql/connector/protocol.pyÚparse_auth_more_dataz"MySQLProtocol.parse_auth_more_data^ s( ð$ 1vÔ0Ò0Ü Ð!EÓFÐ FØ12wó c ó¬ | d t k7 r t d« t j | dd d¬« \ } }| r | d dk( r| dd } |j « | fS ) a| Parse a MySQL auth switch request packet.
|
|
Args:
|
pkt: Packet representing an `auth switch request` response.
|
|
Returns:
|
plugin_name: Name of the client authentication plugin to switch to.
|
plugin_provided_data: Plugin provided data (see [1]).
|
|
Raises:
|
InterfaceError: If packet's status tag doesn't
|
match `protocol.AUTH_SWITCH_STATUS`.
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/ latest/page_protocol_connection_phase_packets_protocol_
|
auth_switch_request.html
|
r1 z'Failed parsing AuthSwitchRequest packetr2 Nó ©Úendéÿÿÿÿr )ÚAUTH_SWITCH_STATUSr r Ú read_stringÚdecode)r4 Ú plugin_names r5 Úparse_auth_switch_requestz'MySQLProtocol.parse_auth_switch_requestt sf ð( q6Ô'Ò 'Ü Ð!JÓKÐ KÜ ×,Ñ,¨S°°¨W¸'ÔBÑ[Ù 3r7a<Øcr(CØ×!Ñ!Ó# SÐ(Ð(r7 c óº t j | dd d« \ } }|t k7 r t d« t j | d¬« \ } }|j « | fS )a¦ Parse a MySQL auth next factor packet.
|
|
Args:
|
pkt: Packet representing an `auth next factor` response.
|
|
Returns:
|
plugin_name: Name of the client authentication plugin.
|
plugin_provided_data: Initial authentication data for that
|
client plugin (see [1]).
|
|
Raises:
|
InterfaceError: If packet's packet type doesn't
|
match `protocol.MFA_STATUS`.
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_auth_ next_factor_request.html
|
r1 Nr z.Failed parsing AuthNextFactor packet (invalid)r9 r: )r Úread_intÚ
|
MFA_STATUSr r> r? )r4 Ústatusr@ s r5 Úparse_auth_next_factorz$MySQLProtocol.parse_auth_next_factor s] ô* nn S¨¨ W¨aÓ0 VØ ZÒ Ü Ð!QÓRÐ RÜ ×,Ñ,¨S°gÔ>Ñ[Ø×!Ñ!Ó# SÐ(Ð(r7 c
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óV D ] } | d |< t fd D « « t j « « z t j « « z }t j
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d|« g} D ]¢ }|j t j
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dt |« « « |j |j « « |j t j
|
dt | « « « |j | j « « ¤ dj |« S )az Encode the connection attributes.
|
|
Args:
|
conn_attrs: Connection attributes.
|
|
Returns:
|
serialized_conn_attrs: Serialized connection attributes as per [1].
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_handshake_response.html
|
Ú c 3 óR K | ] }t |« t | « z y w©N)Úlen)Ú.0ÚxÚ
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conn_attrss r5 ú <genexpr>z0MySQLProtocol.make_conn_attrs.<locals>.<genexpr>¼ s# øè ø Ò@°AZ¨]Ó+Õ+Ñ@ùs $'ú<Br7 ) ÚsumrK ÚkeysÚvaluesÚstructÚpackÚappendÚencodeÚjoin)rN Ú attr_nameÚconn_attrs_lenÚconn_attrs_packets ` r5 Úmake_conn_attrsz MySQLProtocol.make_conn_attrsª s ø ð $ò +IØ)Ñ$Ñ,Ø(*
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9Ò%ð +ô Ó@°ZÔ@Ó @Ü*//Ó#Ó$ñ %ä*×#Ñ#Ó%Ó&ñ 'ð ô $[[¨¨~Ó >Ð ?ÐØ#ò EIØ × $Ñ $¤V§[¡[°´s¸9³~Ó%FÔ GØ × $Ñ $ Y×%5Ñ%5Ó%7Ô 8Ø × $Ñ $¤V§[¡[°´s¸:ÀiÑ;PÓ7QÓ%RÔ SØ × $Ñ $ Z° Ñ%:×%AÑ%AÓ%CÕ Dð Eð
|
xxÐ)Ó*Ð*r7 c óV | t j z r|r|j « dz S dS )aÙ Prepare database string for handshake response.
|
|
Args:
|
client_flags: Integer representing client capabilities flags.
|
database: Initial database name for the connection.
|
|
Returns:
|
serialized_database: Serialized database name as per [1].
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_handshake_response.html
|
r9 )r ÚCONNECT_WITH_DBrW )Ú client_flagsÚdatabases r5 Úconnect_with_dbz MySQLProtocol.connect_with_dbÉ s4 ð" j× 8Ñ 8Ò8¹Xð OOÓ Ñ 'ð
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ð ð
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r7 NFc óT |s|dk( rdt |||¬« fS |i } t ||« |||¬« } |j | fi |¤}|t d|j
|
« t j t |« « |z }||fS # t t f$ r} t d| « | d} ~ ww xY w)a Prepare the first authentication response.
|
|
Args:
|
auth_data: Authorization data from initial handshake.
|
username: Account's username.
|
password: Account's password.
|
client_flags: Integer representing client capabilities flags.
|
auth_plugin: Authorization plugin name.
|
auth_plugin_class: Authorization plugin class (has higher precedence
|
than the authorization plugin name).
|
ssl_enabled: Whether SSL is enabled or not.
|
plugin_config: Custom configuration to be passed to the auth plugin
|
when invoked. The parameters defined here will override
|
the ones defined in the auth plugin itself.
|
|
Returns:
|
auth_response: Authorization plugin response.
|
auth_strategy: Authorization plugin instance created based
|
on the provided `auth_plugin` and `auth_plugin_class`
|
parameters.
|
|
Raises:
|
InterfaceError: If authentication fails or when got a NULL auth response.
|
rH r9 )Ú ssl_enabledNzFailed authentication: z8Got NULL auth response while authenticating with plugin ) r r Ú auth_responseÚ TypeErrorr Únamer Úlc_intrK )
|
Ú auth_dataÚusernameÚpasswordÚ auth_pluginÚauth_plugin_classrc Ú plugin_configÚ auth_strategyrd Úerrs
|
r5 Úauth_plugin_first_responsez(MySQLProtocol.auth_plugin_first_responseÞ sð ñD K¨2Ò -àÔ >Ø(° ô ð ð ð Ð Ø Mð KØ KO¨KÐ9JÓ KØ(° ô Mð 8M× 7Ñ 7¸ Ñ SÀ]Ñ SMð Ð Ü ðØ'×,Ñ,Ð-ð/óð ô
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¤S¨ Ó%7Ó8¸=ÑH à mÐ+Ð+øô >Ð*ò KÜ Ð#:¸3¸%Ð!@ÓAÀsÐ Jûð Kús (B ÂB'ÂB"Â"B'r c ó\ |j « } g }|
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rt j d« t j d« | t d« d| j d« t d« d |xs | d }t j d
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rB|j t j d t | « d t j | « « n9d }|j t j d| t | « d |||| « « t j | d ||||| | ¬« \ }}|j |« |j t j ||« « |
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r%|j t j d|« « |t j" z r"|j |j « dz « |t j$ z r&| $|j t j' | « « dj) |« |fS # t
|
t f$ r}t d| d « dd}~ww xY w)a² Make a MySQL Authentication packet.
|
|
Args:
|
handshake: Initial handshake.
|
username: Account's username.
|
password: Account's password.
|
database: Initial database name for the connection
|
charset: Client charset (see [2]), only the lower 8-bits.
|
client_flags: Integer representing client capabilities flags.
|
max_allowed_packet: Maximum packet size.
|
auth_plugin: Authorization plugin name.
|
auth_plugin_class: Authorization plugin class (has higher precedence
|
than the authorization plugin name).
|
conn_attrs: Connection attributes.
|
is_change_user_request: Whether is a `change user request` operation or not.
|
ssl_enabled: Whether SSL is enabled or not.
|
plugin_config: Custom configuration to be passed to the auth plugin
|
when invoked. The parameters defined here will override
|
the one defined in the auth plugin itself.
|
|
Returns:
|
handshake_response: Handshake response as per [1].
|
auth_strategy: Authorization plugin instance created based
|
on the provided `auth_plugin` and `auth_plugin_class`.
|
|
Raises:
|
ProgrammingError: Handshake misses authentication info.
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_handshake_response.html
|
|
[2]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_basic_character_set.html#a_protocol_character_set
|
zGot a `change user` requestz Starting authorization phaseNzGot a NULL handshakerh z$Handshake misses authentication infork z-Handshake misses authentication plugin info (ú)z#The provided initial strategy is %srP ÚsxÚxxxxxxxxxxxxxxxxxxxxxxxz<IIB)rh ri rj rk rl rc rm ú<Hr9 r7 )rW r Údebugr Úgetre ÚKeyErrorrV rT rU rK r Ú CHANGE_USERr/ rp ra r Ú PLUGIN_AUTHÚ CONNECT_ARGSr\ rX )Ú handshakeri rj r` Úcharsetr_ Úmax_allowed_packetrk rl rN Úis_change_user_requestrc rm Ú
|
b_usernameÚresponse_payloadro Úfillerrd rn s r5 Ú make_authzMySQLProtocol.make_auth s, ðf __Ó&
|
Ø Ðá !Ü LLÐ6Ô 7ä Ð3Ô4Ø Ð Ü"Ð#9Ó:ÀÐ Dà ==Ó %Ð -Ü"Ð#IÓJÐPTÐ Tð Ø%ÒA¨°=Ñ)AKô Ð:¸KÔHá !Ø × #Ñ #Ü ØZ Ð)¨Ð,Ü ×)Ñ)Ø óõ ð FØ × #Ñ #Ü Ø6(¤3 z£?Ð"3°2Ð6Ø Ø&ØØ ó ô ô (5×'OÑ'OØ Ñ,Ø Ø Ø#Ø /Ø#Ø'ð (Pó (
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Ð8NØ × #Ñ #¤M×$AÑ$AÀ*Ó$MÔ NàxxÐ(Ó)¨=Ð8Ð8øôm 8Ð$ò Ü"Ø?À¸uÀAÐFóàð ûð ús Á+ H ÈH+ÈH&È&H+c ó dj t j |« t j |« t j | « dg« S )a Make a SSL authentication packet (see [1]).
|
|
Args:
|
charset: Client charset (see [2]), only the lower 8-bits.
|
client_flags: Integer representing client capabilities flags.
|
max_allowed_packet: Maximum packet size.
|
|
Returns:
|
ssl_request_pkt: SSL connection request packet.
|
|
References:
|
[1]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_connection_phase_packets_protocol_ssl_request.html
|
|
[2]: https://dev.mysql.com/doc/dev/mysql-server/latest/ page_protocol_basic_character_set.html#a_protocol_character_set
|
r7 s )rX r Ú int4storeÚ int1store)r} r_ r~ s r5 Ú make_auth_sslzMySQLProtocol.make_auth_ssl sB ð0 xxä Ó-ÜÐ 2Ó3Ü Ó(Ø ð ó
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r7 c ó> t j | « }||S ||z S )z(Make a MySQL packet containing a command)r r )ÚcommandÚargumentÚdatas r5 Ú make_commandzMySQLProtocol.make_command¶ s& ô wÓ'Ø Ð'tÐ<¨T°H©_Ð<r7 c óX t j | « t j |« z S )z0Make a MySQL packet with Fetch Statement command)r r
)Ú statement_idÚrowss r5 Úmake_stmt_fetchz MySQLProtocol.make_stmt_fetch¼ s! ô |Ó,¬u¯©¸tÓ/DÑDÐDr7 c óþ i }t j d| dd « d |d< |d t k7 rt d|d dt « t j
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| d¬ « \ } |d< |d j d« |d< nd|d< ||z |d< ||d< |S )z Parse a MySQL Handshake-packet.ú<xxxxBr r2 Úprotocolz$Protocol mismatch; server version = z, client version = Nr9 r: Úserver_version_originalz<I8sx2sBH2sBxxxxxxxxxxé Úserver_threadidr} Ú server_statusr7 é é r< z5.5.8rk úutf-8Úmysql_native_passwordrh Ú capabilities) rT ÚunpackÚPROTOCOL_VERSIONr r r> r? Úintreadr ÚSECURE_CONNECTIONÚminrz Ú
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auth_data2Úsizes r5 Úparse_handshakez MySQLProtocol.parse_handshakeÁ sò ð Ü --¨°&¸¸1°+Ó>¸qÑAJØ z?Ô .Ò .Ü Ø6°s¸:±Ð6Gð H$Ü$4Ð#5ð7óð ô 27×1BÑ1BØ 12JGô2
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r7 c óÒ | d dk( s t d« i } t j d| dd « d |d< t j | dd « \ } |d< t j | « \ } |d < t j d
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< |d |d < |S # t j $ r}t |« |d}~ww xY w) zParse a MySQL EOF-packetr1 r zFailed parsing EOF packet.z<xxxBBHHNr r) é r* r± é r° )r· rT r r¹ r rK )Úselfr£ Úerr_msgr¤ Úunpackedro s r5 Ú parse_eofzMySQLProtocol.parse_eof6 s£ à !9>à== Ó(Ð (à.Øð 3Ü }} Z°Ó8Hð sÒ"¤s¨6£{°aÒ'7Ü Ó)Ð )à '¨{OÑ Ø % a[MÑØ
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t |« d « | d} ~ ww xY wY Úw xY w) zParse the statistics packetz)Failed getting COM_STATISTICS informationr7 r1 Ns ó :r* r z (ú:rr )
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