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regions.cpython-312.pyc
Pe~ : d Z ddlZddlZddlZddlmZ ddlmZmZ ddl m Z m Z ddl m Z ddlmZ ddlmZmZmZmZmZmZmZmZmZmZmZm Z m Z m Z dd l m Z m!Z! ejD e# Z$d Z%d i iZ& G d d Z' G d de' Z( G d de)e Z* G d d Z+y)zResolves regions and endpoints. This module implements endpoint resolution, including resolving endpoints for a given service and region and resolving the available endpoints for a service in a specific AWS partition. N)Enum)UNSIGNED xform_name)AUTH_TYPE_MAPSHAS_CRTCRT_SUPPORTED_AUTH_TYPES)EndpointProvider)EndpointProviderErrorEndpointVariantError!InvalidEndpointConfigurationErrorInvalidHostLabelErrorMissingDependencyException NoRegionErrorParamValidationError$UnknownEndpointResolutionBuiltInNameUnknownRegionError UnknownSignatureVersionError*UnsupportedS3AccesspointConfigurationError UnsupportedS3ConfigurationError UnsupportedS3ControlArnError&UnsupportedS3ControlConfigurationError)ensure_booleaninstance_cachez {service}.{region}.{dnsSuffix} endpointsc ( e Zd ZdZddZd Z ddZy)BaseEndpointResolverz3Resolves regions and endpoints. Must be subclassed.Nc t )a7 Resolves an endpoint for a service and region combination. :type service_name: string :param service_name: Name of the service to resolve an endpoint for (e.g., s3) :type region_name: string :param region_name: Region/endpoint name to resolve (e.g., us-east-1) if no region is provided, the first found partition-wide endpoint will be used if available. :rtype: dict :return: Returns a dict containing the following keys: - partition: (string, required) Resolved partition name - endpointName: (string, required) Resolved endpoint name - hostname: (string, required) Hostname to use for this endpoint - sslCommonName: (string) sslCommonName to use for this endpoint. - credentialScope: (dict) Signature version 4 credential scope - region: (string) region name override when signing. - service: (string) service name override when signing. - signatureVersions: (list<string>) A list of possible signature versions, including s3, v4, v2, and s3v4 - protocols: (list<string>) A list of supported protocols (e.g., http, https) - ...: Other keys may be included as well based on the metadata NotImplementedError)self service_name region_names 2/usr/lib/python3/dist-packages/botocore/regions.pyconstruct_endpointz'BaseEndpointResolver.construct_endpoint6 s 6 "! c t )zLists the partitions available to the endpoint resolver. :return: Returns a list of partition names (e.g., ["aws", "aws-cn"]). r )r! s r$ get_available_partitionsz-BaseEndpointResolver.get_available_partitionsS s "!r& c t )a Lists the endpoint names of a particular partition. :type service_name: string :param service_name: Name of a service to list endpoint for (e.g., s3) :type partition_name: string :param partition_name: Name of the partition to limit endpoints to. (e.g., aws for the public AWS endpoints, aws-cn for AWS China endpoints, aws-us-gov for AWS GovCloud (US) Endpoints, etc. :type allow_non_regional: bool :param allow_non_regional: Set to True to include endpoints that are not regional endpoints (e.g., s3-external-1, fips-us-gov-west-1, etc). :return: Returns a list of endpoint names (e.g., ["us-east-1"]). r )r! r" partition_nameallow_non_regionals r$ get_available_endpointsz,BaseEndpointResolver.get_available_endpointsZ s & "!r& N)awsF)__name__ __module__ __qualname____doc__r% r( r, r& r$ r r 3 s =":" FK"r& r c e Zd ZdZddgZddZddZd Z ddZ dd Z dd Z d Z dd Z d Z d Zd Zd Zd Zd Zd Zy)EndpointResolverz7Resolves endpoints based on partition endpoint metadatazaws-isoz aws-iso-bc > d|vr t d || _ || _ y)a :type endpoint_data: dict :param endpoint_data: A dict of partition data. :type uses_builtin_data: boolean :param uses_builtin_data: Whether the endpoint data originates in the package's data directory. partitionsz%Missing "partitions" in endpoint dataN) ValueError_endpoint_datauses_builtin_data)r! endpoint_datar: s r$ __init__zEndpointResolver.__init__u s( } , DE E +!2 r& c d | j d D ] }|d |k7 r |d }||vr|| d c S y )Nr7 partitionservicesr )r9 )r! r" r* r> r? s r$ get_service_endpoints_dataz+EndpointResolver.get_service_endpoints_data sL ,,\:I% 7 ,H8+L)+6 6 ;r& c Z g }| j d D ] }|j |d |S )Nr7 r> )r9 append)r! resultr> s r$ r( z)EndpointResolver.get_available_partitions s2 ,,\:I MM)K0 1 ; r& Nc g }| j d D ]o }|d |k7 r |d }||vr|| d }|D ]M } | |d v } |r,| r*| j || | } | s&|j | 8|s| s=|j | O q |S )Nr7 r> r? r regions)r9 _retrieve_variant_datarB ) r! r" r* r+ endpoint_variant_tagsrC r> r? service_endpoints endpoint_nameis_regional_endpoint variant_datas r$ r, z(EndpointResolver.get_available_endpoints s ,,\:I% 7 ,H8+ ( 6{ C !2 '4 )8L'L$(-A#'#>#>)-8:O$L $ m4'+?MM-0 "3 ;$ r& c | j d D ]C }|d |k( s |r0| j |j d | }|s2d|v s7|d c S |d c S y )Nr7 r> defaults dnsSuffix)r9 rF get)r! r* rG r> variants r$ get_partition_dns_suffixz)EndpointResolver.get_partition_dns_suffix so ,,\:I% 7( " 9 9! j13H G ;'#9 &{ 33$[11 ; r& c |dk( r|r|d}|<d }| j d D ] }|d |k( s |} || j |||||d }|S y | j d D ]1 }|r|d | j v r| j ||||| }|s/|c S y )Ns3z us-east-1r7 r> T)r9 _endpoint_for_partition!_UNSUPPORTED_DUALSTACK_PARTITIONS) r! r" r# r* use_dualstack_endpointuse_fips_endpointvalid_partitionr> rC s r$ r% z#EndpointResolver.construct_endpoint s D &#%K % "O ! 0 0 > [)^;&/O ? * 55# *% ,,\:I%+&99: 11 &! F ;r& c v | j d D ] }| j || s|d c S t |d )Nr7 r> z,No partition found for provided region_name.)r# error_msg)r9 _region_matchr )r! r# r> s r$ get_partition_for_regionz)EndpointResolver.get_partition_for_region sG ,,\:I!!)[9 -- ; !#D r& c |d }|r!|| j v rd|z }t dg| |d j |t } |d| v r| d }n t ||| |||d} || d v r | j di | S | j || s|r| j d } | j d d } | r1| s/t j d ||| | | d < | j di | S t j d || | j di | S y )Nr> z@Dualstack endpoints are currently not supported for %s partition dualstacktagsrZ r? partitionEndpoint)r> r" service_datarI rV rW r isRegionalizedTz'Using partition endpoint for %s, %s: %srI z*Creating a regex based endpoint for %s, %sr3 ) rU r rO DEFAULT_SERVICE_DATAr _resolver[ LOGdebug) r! r> r" r# rV rW force_partitionr* rZ rb resolve_kwargspartition_endpointis_regionalizeds r$ rT z(EndpointResolver._endpoint_for_partition sh #;/ " $"H"HH$&45 '[MYO O !,00 . "l2 *+> ? #o% # ( ( (&<!2 ,{3 3 4==2>2 2 i 5 !-!1!12E!F * . ./? FO!/ = & 3E/$t}}6~66 II< !4==2>2 2% :Ir& c j ||d v ryd|v r't j |d j | S y)NrE T regionRegexF)recompilematch)r! r> r# s r$ r[ z EndpointResolver._region_match9 s< )I. . I %::i 67==kJ Jr& c |j dg }|D ]0 }t |d t | k( s |j }|c S y )Nvariantsr` )rO setcopy)r! r; r` rr rP rC s r$ rF z'EndpointResolver._retrieve_variant_data@ sC $$Z4 G76?#s4y0 r& c V g }|r|j d |r|j d |S )Nr^ fips)rB )r! rV rW r` s r$ _create_tag_listz!EndpointResolver._create_tag_listG s* ! KK $ KK r& c l i }|||fD ]) }| j || }|s| j || + |S r- )rF _merge_keys)r! r` r; service_defaultspartition_defaultsrC rr rP s r$ _resolve_variantz!EndpointResolver._resolve_variantO sI &(8:LMH11(DAG &1 N r& c |j di j |i }|j d rt j d|z |j di }|j di } | j || } | rA| j | ||| } | i k( rd| d| } t | | | j || n|} d| vr|d | d< |d | d < || d < | j || | j | | | j || d ||| d | d < d | v r | j || d ||| d | d < | S ) Nr deprecatedz5Client is configured with the deprecated endpoint: %srM z Endpoint does not exist for z in region r_ rN r> endpointNamehostname sslCommonName)rO rf warningrw r| r ry _expand_template) r! r> r" rb rI rV rW r; rz r{ r` rC rZ s r$ re zEndpointResolver._resolveY s %((b9== 2 \ * KKG " (++J; &]]:r :$$%;=NO **m%57IF |2<. A!!.1 + JJ ]F 3"F f $"+K"8F; ' 4{!.~ )62 +V4 ! 2 2 : ; z f $&*&;&;' {# 'F? # r& c , |D ] }||vs|| ||< y r- r3 )r! from_datarC keys r$ ry z EndpointResolver._merge_keys s! C& 'ns r& c * |j ||| S )N)serviceregionrN )format)r! r> templater" rI rN s r$ r z!EndpointResolver._expand_template s! ) r& )F)r. )r. FNr- )NNFF)r/ r0 r1 r2 rU r< r@ r( r, rQ r% r\ rT r[ rF rw r| re ry r r3 r& r$ r5 r5 p s A)2K(@% 3 7 " : 59 $ $ 0 d ?3B @D- r& r5 c 8 e Zd ZdZdZdZdZdZdZdZ dZ d Z d Z d Z y ) EndpointResolverBuiltinsz AWS::Regionz AWS::UseFIPSzAWS::UseDualStackzAWS::STS::UseGlobalEndpointzAWS::S3::UseGlobalEndpointzAWS::S3::AcceleratezAWS::S3::ForcePathStylezAWS::S3::UseArnRegionz AWS::S3Control::UseArnRegionz'AWS::S3::DisableMultiRegionAccessPointsz SDK::EndpointN)r/ r0 r1 AWS_REGION AWS_USE_FIPSAWS_USE_DUALSTACKAWS_STS_USE_GLOBAL_ENDPOINTAWS_S3_USE_GLOBAL_ENDPOINTAWS_S3_ACCELERATEAWS_S3_FORCE_PATH_STYLEAWS_S3_USE_ARN_REGION AWS_S3CONTROL_USE_ARN_REGIONAWS_S3_DISABLE_MRAP SDK_ENDPOINTr3 r& r$ r r sO J "L , #@ "> - 7 4 $B C"Lr& r c e Zd ZdZ ddZd Zd Zd Zd Zd Z d Z d Z e d Z e d Ze d Zd Zd Zd Zd Zd Zy)EndpointRulesetResolverz5Resolves endpoints using a service's endpoint rulesetNc t || | _ | j j j | _ || _ || _ || _ || _ || _ || _ i | _ y )N) ruleset_datapartition_data) r _providerruleset parameters_param_definitions_service_model _builtins_client_context_event_emitter_use_ssl_requested_auth_scheme_instance_cache) r! endpoint_ruleset_datar service_modelbuiltinsclient_context event_emitteruse_sslrequested_auth_schemes r$ r< z EndpointRulesetResolver.__init__ sf *.) #'.."8"8"C"C +! - + &;# ! r& c \ |i }|i }| j ||| }t j d|z | j j d i |}t j d|j z | j s=|j j d r"|j d|j dd }|j |j j D ci c] \ }} || d c} } }|S # t $ r }| j || }| ||d}~ww xY wc c} }w ) zAInvokes the provider with params defined in the service's rulesetNz-Calling endpoint provider with parameters: %sz Endpoint provider result: %szhttps://zhttp:// )urlr )headersr3 ) _get_provider_paramsrf rg r resolve_endpointr #ruleset_error_to_botocore_exceptionr r startswith_replacer items) r! operation_model call_argsrequest_contextprovider_paramsprovider_resultexbotocore_exceptionr vals r$ r% z*EndpointRulesetResolver.construct_endpoint s^ I " O 33 Y ;o M 1 =dnn = = ! O 0?3F3FFG }} !4!4!?!? !K - 6 6 o 1 1!" 5 67 7 O *22,;,C,C,I,I,K,KSSV ,K 3 3 % 1!%!I!IO" ")(b0 1(s C? $D( ? D%D D%c i }| j ||| }| j j D ]L \ }}| j ||| }|)|j | j |j | }|H|||< N |S )a Resolve a value for each parameter defined in the service's ruleset The resolution order for parameter values is: 1. Operation-specific static context values from the service definition 2. Operation-specific dynamic context values from API parameters 3. Client-specific context parameters 4. Built-in values such as region, FIPS usage, ... ) param_namer r ) builtin_namer )_get_customized_builtinsr r _resolve_param_from_contextbuiltin_resolve_param_as_builtin) r! r r r r customized_builtinsr param_def param_vals r$ r z,EndpointRulesetResolver._get_provider_params s # ; ; Y &*%<%<%B%B%D !J 88% /# 9 I Y%6%6%B : :!*!2!2 0 ; $.7 + &E r& c ~ | j || }||S | j ||| }||S | j | S r- )&_resolve_param_as_static_context_param'_resolve_param_as_dynamic_context_param&_resolve_param_as_client_context_param)r! r r r staticdynamics r$ r z3EndpointRulesetResolver._resolve_param_from_context5 s[ << M>> N:::FFr& c F | j | }|j | S r- )_get_static_context_paramsrO )r! r r static_ctx_paramss r$ r z>EndpointRulesetResolver._resolve_param_as_static_context_paramD s& ! ; ;O L $$Z00r& c Z | j | }||v r|| }|j | S y r- )_get_dynamic_context_paramsrO )r! r r r dynamic_ctx_params member_names r$ r z?EndpointRulesetResolver._resolve_param_as_dynamic_context_paramJ s< " = =o N + +,Z8K ==- - ,r& c l | j }||v r || }| j j | S y r- )_get_client_context_paramsr rO )r! r client_ctx_paramsclient_ctx_varnames r$ r z>EndpointRulesetResolver._resolve_param_as_client_context_paramR sB ; ; = * *!2:!> ''++,>? ? +r& c | |t j j vr t | |j | S )N)name)r __members__valuesr rO )r! r r s r$ r z1EndpointRulesetResolver._resolve_param_as_builtinX s4 7 C C J J L L6LI I||L))r& c j |j D ci c] }|j |j c}S c c}w )z=Mapping of param names to static param value for an operation)static_context_parametersr valuer! r params r$ r z2EndpointRulesetResolver._get_static_context_params] s< )BB B JJ #B 0c j |j D ci c] }|j |j c}S c c}w )z7Mapping of param names to member names for an operation)context_parametersr r r s r$ r z3EndpointRulesetResolver._get_dynamic_context_paramse s> );; ; JJ)) ); r c | j j D ci c]" }|j t |j $ c}S c c}w )z7Mapping of param names to client configuration variable)r client_context_parametersr r )r! r s r$ r z2EndpointRulesetResolver._get_client_context_paramsm sG ,,FF F JJ 5::. .F s 'Ac | j j j }t j | j }| j j d|z |||| |S )Nz before-endpoint-resolution.%s)r modelparamscontext)r service_id hyphenizert r r emit)r! r r r r r s r$ r z0EndpointRulesetResolver._get_customized_builtinsu sf ((33==? "ii 7 +j 8(! # ! #"r& c t |t rt | dk( r t d t j ddj |D cg c] }d|j d d c} j j t k( rdi fS |D cg c] }i |d j |d i }} j t fd |D \ }}n t d |D \ }}i }d|v r |d |d< n d|v r t |d dkD r |d d |d< d|v r|j# |d d|v rt% |d |d< t j d|d || ||fS c c}w c c}w # t $ r di fcY S w xY w# t $ r\ d }|D cg c] }|d nc c}w }}t st d |D }|r t d t! dj | w xY w)a Convert an Endpoint's authSchemes property to a signing_context dict :type auth_schemes: list :param auth_schemes: A list of dictionaries taken from the ``authSchemes`` property of an Endpoint object returned by ``EndpointProvider``. :rtype: str, dict :return: Tuple of auth type string (to be used in ``request_context['auth_type']``) and signing context dict (for use in ``request_context['signing']``). r z&auth_schemes must be a non-empty list.z_Selecting from endpoint provider's list of auth schemes: %s. User selected auth scheme is: "%s"z, "r noneNc 3 x K | ]1 }j j |d rj |f 3 ywr N)._does_botocore_authname_match_ruleset_authnamer ).0sr! s r$ <genexpr>zFEndpointRulesetResolver.auth_schemes_to_signing_ctx.<locals>.<genexpr> sA $ )JJ 33QvY 00!4 )s 7:c 3 @ K | ] }|d t v r |d |f ywr )r )r r s r$ r zFEndpointRulesetResolver.auth_schemes_to_signing_ctx.<locals>.<genexpr> s, $ )yN2 vYN )s Fc 3 , K | ] }|t v y wr- r )r schemes r$ r zFEndpointRulesetResolver.auth_schemes_to_signing_ctx.<locals>.<genexpr> s +&7F "::&7s zbThis operation requires an additional dependency. Use pip install botocore[crt] before proceeding.msg)signature_version signingRegionr signingRegionSet signingName) signing_namedisableDoubleEncodingz?Selected auth type "%s" as "%s" with signing context params: %s) isinstancelistlen TypeErrorrf rg joinrO r r _strip_sig_prefixnext StopIterationr anyr r updater )r! auth_schemesr r r fixable_with_crtauth_type_optionssigning_contexts ` r$ auth_schemes_to_signing_ctxz3EndpointRulesetResolver.auth_schemes_to_signing_ctx sx ,-\1Ba1G DE E 1 II\B\155=/+\B C ' ' & &( 22: ' & Gv Fvt 5 5fVn E F& & & 2 $ $ )$ f # $ )$ f6 f $(.(?OH % 6 )6,-.2,23E,Fq,I) F " " "}0E " F "f ,7E./8O 3 4 M 6N _$$Y C ! Rx ! $) 8D$E 1QvY $E!$E '* +&7+ ($ $4 L 7*.))4E*F % s7 E1!E6E; F ; F F G3 F*)A G3c 2 |j d r|dd S |S )z6Normalize auth type names by removing any "sig" prefixsig N)r )r! auth_names r$ r z)EndpointRulesetResolver._strip_sig_prefix s ) 4 4U ;y}JJr& c | j | }|j d d }|dk7 r|j d r|dd }||k( S )a\ Whether a valid string provided as signature_version parameter for client construction refers to the same auth methods as a string returned by the endpoint ruleset provider. This accounts for: * The ruleset prefixes auth names with "sig" * The s3 and s3control rulesets don't distinguish between v4[a] and s3v4[a] signers * The v2, v3, and HMAC v1 based signers (s3, s3-*) are botocore legacy features and do not exist in the rulesets * Only characters up to the first dash are considered Example matches: * v4, sigv4 * v4, v4 * s3v4, sigv4 * s3v7, sigv7 (hypothetical example) * s3v4a, sigv4a * s3v4-query, sigv4 Example mismatches: * v4a, sigv4 * s3, sigv4 * s3-presign-post, sigv4 -r rS N)r splitr )r! botonamersnames r$ r zFEndpointRulesetResolver._does_botocore_authname_match_ruleset_authname sR 4 ''/>>#&q) t 3 3D 9 |H!!r& c |j j d }|y|j d r! |j d d }t | S | j j }|dk( r|dk( s|d k( r t | S |j d sU|j d sD|j d s3|j d s"|j d s|j d r t | S |j j d r t | S |dk( rn|j d r |j d }t || S |j d s|j d r t | S |dk( r t | S |dk( r.|j d r t | S |dk( r t | S y# t $ r |}Y w xY w)zAttempts to translate ruleset errors to pre-existing botocore exception types by string matching exception strings. r NzInvalid region in ARN: ` )labelrS z/S3 Object Lambda does not support S3 Acceleratez#Accelerate cannot be used with FIPSr z S3 Outposts does not supportzS3 MRAP does not supportz!S3 Object Lambda does not supportz Access Points do not supportzInvalid configuration:z#Client was configured for partitionz invalid arn:)report s3controlz Invalid ARN:Bucket)arnr z!AccountId is required but not seteventszUInvalid Configuration: FIPS is not supported with EventBridge multi-region endpoints.z&EndpointId must be a valid host label.)kwargsrO r r IndexErrorr r r" r r lowerr r r r )r! ruleset_exceptionr r r" r" r& s r$ r z;EndpointRulesetResolver.ruleset_error_to_botocore_exception s &&**51 ; >>3 4 #q) )u5 5**77 4 HH??63?? =>>>"<=>>"EF>>"@A>>":;>>"GHAcJJyy{%%n5+377 ; &~~n- jj*3EE~~ 673>>5< >#FF99+377 8 #~~6 9SAA>>8SAAQ s G GG)TN)r/ r0 r1 r2 r< r% r r r r r r r r r r r r r r r r3 r& r$ r r s ? ""00 d B G 1 .@ * # _%BK "@5r& r ),r2 rt loggingrn enumr botocorer r botocore.authr r botocore.crtr botocore.endpoint_providerr botocore.exceptionsr r r r r r r r r r r r r r botocore.utilsr r getLoggerr/ rf DEFAULT_URI_TEMPLATErd r r5 strr r r3 r& r$ <module>r7 s ) 1 1 7 :g!7 #R( :" :"zu + u p #sD #>w wr&