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ipaddress.cpython-310.pyc
o i/ @ s d Z dZddlZdZdZG dd deZG dd d eZd d Zd=d dZ dd Z dd Z dd Z dd Z dd Zdd Zdd Zd d Zd d Zd!d" ZG d#d$ d$ZdaejG d%d& d&eZejG d'd( d(eZG d)d* d*ZG d+d, d,eeZG d-d. d.eZG d/d0 d0eeZ G d1d2 d2Z e e_ G d3d4 d4Z G d5d6 d6e eZ G d7d8 d8e Z!G d9d: d:e eZ"G d;d< d<Z#e#e _ dS )>zA fast, lightweight IPv4/IPv6 manipulation library in Python. This library is used to create/poke/manipulate IPv4 and IPv6 addresses and networks. z1.0 N c @ e Zd ZdZdS )AddressValueErrorz%A Value Error related to the address.N__name__ __module__ __qualname____doc__ r r /usr/lib/python3.10/ipaddress.pyr r c @ r )NetmaskValueErrorz%A Value Error related to the netmask.Nr r r r r r r r c C R zt | W S ttfy Y nw zt| W S ttfy! Y nw t| d)a Take an IP string/int and return an object of the correct type. Args: address: A string or integer, the IP address. Either IPv4 or IPv6 addresses may be supplied; integers less than 2**32 will be considered to be IPv4 by default. Returns: An IPv4Address or IPv6Address object. Raises: ValueError: if the *address* passed isn't either a v4 or a v6 address z. does not appear to be an IPv4 or IPv6 address) IPv4Addressr r IPv6Address ValueErroraddressr r r ip_address s r Tc C sV zt | |W S ttfy Y nw zt| |W S ttfy# Y nw t| d)a Take an IP string/int and return an object of the correct type. Args: address: A string or integer, the IP network. Either IPv4 or IPv6 networks may be supplied; integers less than 2**32 will be considered to be IPv4 by default. Returns: An IPv4Network or IPv6Network object. Raises: ValueError: if the string passed isn't either a v4 or a v6 address. Or if the network has host bits set. z. does not appear to be an IPv4 or IPv6 network) IPv4Networkr r IPv6Networkr )r strictr r r ip_network9 s r c C r )ag Take an IP string/int and return an object of the correct type. Args: address: A string or integer, the IP address. Either IPv4 or IPv6 addresses may be supplied; integers less than 2**32 will be considered to be IPv4 by default. Returns: An IPv4Interface or IPv6Interface object. Raises: ValueError: if the string passed isn't either a v4 or a v6 address. Notes: The IPv?Interface classes describe an Address on a particular Network, so they're basically a combination of both the Address and Network classes. z0 does not appear to be an IPv4 or IPv6 interface) IPv4Interfacer r IPv6Interfacer r r r r ip_interfaceV s r c C & z| ddW S ty tdw )a` Represent an address as 4 packed bytes in network (big-endian) order. Args: address: An integer representation of an IPv4 IP address. Returns: The integer address packed as 4 bytes in network (big-endian) order. Raises: ValueError: If the integer is negative or too large to be an IPv4 IP address. bigz&Address negative or too large for IPv4to_bytes OverflowErrorr r r r r v4_int_to_packedx s r# c C r )zRepresent an address as 16 packed bytes in network (big-endian) order. Args: address: An integer representation of an IPv6 IP address. Returns: The integer address packed as 16 bytes in network (big-endian) order. r z&Address negative or too large for IPv6r r r r r v6_int_to_packed s r% c C s, t | d}t|dkrtd| |S )zAHelper to split the netmask and raise AddressValueError if needed/ zOnly one '/' permitted in )strsplitlenr )r addrr r r _split_optional_netmask s r, c c sP t | }t| }}|D ]}|j|jd kr ||fV |}|}q ||fV dS )zFind a sequence of sorted deduplicated IPv#Address. Args: addresses: a list of IPv#Address objects. Yields: A tuple containing the first and last IP addresses in the sequence. N)iternext_ip) addressesitfirstlastipr r r _find_address_range s r6 c C s$ | dkr|S t || | d @ S )zCount the number of zero bits on the right hand side. Args: number: an integer. bits: maximum number of bits to count. Returns: The number of zero bits on the right hand side of the number. r r- )min bit_length)numberbitsr r r _count_righthand_zero_bits s r; c c s t | tr t |tstd| j|jkr td| |f | |kr%td| jdkr-t}n | jdkr5t}ntd| j}| j}|j}||krvt t |||| d d }|||| f}|V |d|> 7 }|d |j krpdS ||ksFdS dS ) a Summarize a network range given the first and last IP addresses. Example: >>> list(summarize_address_range(IPv4Address('192.0.2.0'), ... IPv4Address('192.0.2.130'))) ... #doctest: +NORMALIZE_WHITESPACE [IPv4Network('192.0.2.0/25'), IPv4Network('192.0.2.128/31'), IPv4Network('192.0.2.130/32')] Args: first: the first IPv4Address or IPv6Address in the range. last: the last IPv4Address or IPv6Address in the range. Returns: An iterator of the summarized IPv(4|6) network objects. Raise: TypeError: If the first and last objects are not IP addresses. If the first and last objects are not the same version. ValueError: If the last object is not greater than the first. If the version of the first address is not 4 or 6. z1first and last must be IP addresses, not networks%%s and %s are not of the same versionz*last IP address must be greater than firstr zunknown IP versionr- N) isinstance _BaseAddress TypeErrorversionr r r _max_prefixlenr0 r7 r; r8 _ALL_ONES)r3 r4 r5 ip_bits first_intlast_intnbitsnetr r r summarize_address_range s: rI c c s t | }i }|r-| }| }||}|du r |||< n ||kr+||= || |s d}t| D ]}|durB|j|jkrBq5|V |}q5dS )au Loops through the addresses, collapsing concurrent netblocks. Example: ip1 = IPv4Network('192.0.2.0/26') ip2 = IPv4Network('192.0.2.64/26') ip3 = IPv4Network('192.0.2.128/26') ip4 = IPv4Network('192.0.2.192/26') _collapse_addresses_internal([ip1, ip2, ip3, ip4]) -> [IPv4Network('192.0.2.0/24')] This shouldn't be called directly; it is called via collapse_addresses([]). Args: addresses: A list of IPv4Network's or IPv6Network's Returns: A list of IPv4Network's or IPv6Network's depending on what we were passed. N)listpopsupernetgetappendsortedvaluesbroadcast_address)r1 to_mergesubnetsrH rL existingr4 r r r _collapse_addresses_internal s* rU c C s( g }g }g }| D ]l}t |tr)|r#|d j|jkr#td||d f || q|j|jkr[|rC|d j|jkrCtd||d f z||j W q tyZ ||j Y qw |ro|d j|jkrotd||d f || qt t |}|rt |D ] \}}| t|| qt|| S )a Collapse a list of IP objects. Example: collapse_addresses([IPv4Network('192.0.2.0/25'), IPv4Network('192.0.2.128/25')]) -> [IPv4Network('192.0.2.0/24')] Args: addresses: An iterator of IPv4Network or IPv6Network objects. Returns: An iterator of the collapsed IPv(4|6)Network objects. Raises: TypeError: If passed a list of mixed version objects. r< )r> r? _versionr@ rN _prefixlenrB r5 AttributeErrornetwork_addressrO setr6 extendrI rU )r1 addrsipsnetsr5 r3 r4 r r r collapse_addresses0 s< r` c C s( t | tr | S t | tr| S tS )a2 Return a key suitable for sorting between networks and addresses. Address and Network objects are not sortable by default; they're fundamentally different so the expression IPv4Address('192.0.2.0') <= IPv4Network('192.0.2.0/24') doesn't make any sense. There are some times however, where you may wish to have ipaddress sort these for you anyway. If you need to do this, you can use this function as the key= argument to sorted(). Args: obj: either a Network or Address object. Returns: appropriate key. )r> _BaseNetwork_get_networks_keyr? _get_address_keyNotImplemented)objr r r get_mixed_type_keyf s rf c @ s e Zd ZdZdZedd Zedd Zedd Zed d Z d d Z d d Z e dd Z e dd Ze dd Ze dd Ze dd Ze dd Zdd Zd S ) _IPAddressBasezThe mother class.r c C | S )z:Return the longhand version of the IP address as a string.) _explode_shorthand_ip_stringselfr r r exploded z_IPAddressBase.explodedc C t | S )z;Return the shorthand version of the IP address as a string.r( rj r r r compressed rm z_IPAddressBase.compressedc C rh )aI The name of the reverse DNS pointer for the IP address, e.g.: >>> ipaddress.ip_address("127.0.0.1").reverse_pointer '1.0.0.127.in-addr.arpa' >>> ipaddress.ip_address("2001:db8::1").reverse_pointer '1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.ip6.arpa' )_reverse_pointerrj r r r reverse_pointer z _IPAddressBase.reverse_pointerc C dt | f }t|)Nz %200s has no version specifiedtypeNotImplementedErrorrk msgr r r rA s z_IPAddressBase.versionc C sF |dk rd}t ||| jf || jkr!d}t ||| j| jf d S )Nr z-%d (< 0) is not permitted as an IPv%d addressz2%d (>= 2**%d) is not permitted as an IPv%d address)r rW rC rB )rk r ry r r r _check_int_address s z!_IPAddressBase._check_int_addressc C s. t |}||krd}t||||| jf d S )Nz6%r (len %d != %d) is not permitted as an IPv%d address)r* r rW )rk r expected_len address_lenry r r r _check_packed_address s z$_IPAddressBase._check_packed_addressc C s | j | j |? A S )zTurn the prefix length into a bitwise netmask Args: prefixlen: An integer, the prefix length. Returns: An integer. )rC )cls prefixlenr r r _ip_int_from_prefix s z"_IPAddressBase._ip_int_from_prefixc C s\ t || j}| j| }||? }d|> d }||kr,| jd }||d}d}t|| |S )a Return prefix length from the bitwise netmask. Args: ip_int: An integer, the netmask in expanded bitwise format Returns: An integer, the prefix length. Raises: ValueError: If the input intermingles zeroes & ones r- r z&Netmask pattern %r mixes zeroes & ones)r; rB r! r ) r~ ip_inttrailing_zeroesr leading_onesall_onesbyteslendetailsry r r r _prefix_from_ip_int s z"_IPAddressBase._prefix_from_ip_intc C s d| }t |d )Nz%r is not a valid netmask)r )r~ netmask_strry r r r _report_invalid_netmask s z&_IPAddressBase._report_invalid_netmaskc C sj | r| s | | zt|}W n ty! | | Y nw d| kr-| jks3n | | |S )a Return prefix length from a numeric string Args: prefixlen_str: The string to be converted Returns: An integer, the prefix length. Raises: NetmaskValueError: If the input is not a valid netmask r )isasciiisdigitr intr rB )r~ prefixlen_strr r r r _prefix_from_prefix_string s z)_IPAddressBase._prefix_from_prefix_stringc C s z| |}W n ty | | Y nw z| |W S ty% Y nw || jN }z| |W S ty@ | | Y dS w )a Turn a netmask/hostmask string into a prefix length Args: ip_str: The netmask/hostmask to be converted Returns: An integer, the prefix length. Raises: NetmaskValueError: If the input is not a valid netmask/hostmask N)_ip_int_from_stringr r r r rC )r~ ip_strr r r r _prefix_from_ip_string s z%_IPAddressBase._prefix_from_ip_stringc C sH t |ttfr || jfS t |tst|}t|dkr |S |d | jfS )zHelper function to parse address of Network/Interface. Arg: address: Argument of Network/Interface. Returns: (addr, prefix) tuple. r- r )r> bytesr rB tupler, r* )r~ r r r r _split_addr_prefix s z!_IPAddressBase._split_addr_prefixc C s | j t| ffS N) __class__r( rj r r r __reduce__- z_IPAddressBase.__reduce__N)r r r r __slots__propertyrl rp rr rA rz r} classmethodr r r r r r r r r r r rg s4 ! rg c st e Zd ZdZdZdd Zdd Zdd Zd d Zd d Z d d Z dd Z dd Z dd Z dd Z fddZ ZS )r? zA generic IP object. This IP class contains the version independent methods which are used by single IP addresses. r c C | j S r r0 rj r r r __int__> s z_BaseAddress.__int__c C s2 z | j |j ko | j|jkW S ty t Y S w r )r0 rW rY rd rk otherr r r __eq__A s z_BaseAddress.__eq__c C sF t |tstS | j|jkrtd| |f | j|jkr!| j|jk S dS Nr< F)r> r? rd rW r@ r0 r r r r __lt__H s z_BaseAddress.__lt__c C s t |tstS | t| | S r r> r rd r r r r r __add__T z_BaseAddress.__add__c C s t |tstS | t| | S r r r r r r __sub__Y r z_BaseAddress.__sub__c C d| j jt| f S Nz%s(%r)r r r( rj r r r __repr__^ z_BaseAddress.__repr__c C s t | | jS r )r( _string_from_ip_intr0 rj r r r __str__a r z_BaseAddress.__str__c C s t tt| jS r )hashhexr r0 rj r r r __hash__d s z_BaseAddress.__hash__c C s | j | fS r rW rj r r r rc g s z _BaseAddress._get_address_keyc C s | j | jffS r )r r0 rj r r r r j s z_BaseAddress.__reduce__c s |r|d dkrt t| |S tdu r ddl}|dat|}|s)t |S | \}}}|dkr>| j dkr<d}nd }|dkrF| j }n| j d }|rU||d d 7 }|r[|d 7 }t t | | d | | | S ) a Returns an IP address as a formatted string. Supported presentation types are: 's': returns the IP address as a string (default) 'b': converts to binary and returns a zero-padded string 'X' or 'x': converts to upper- or lower-case hex and returns a zero-padded string 'n': the same as 'b' for IPv4 and 'x' for IPv6 For binary and hex presentation types, the alternate form specifier '#' and the grouping option '_' are supported. rV sNr z(#?)(_?)([xbnX])nr bxr- r' 0) formatr( _address_fmt_rerecompile fullmatchsuper __format__groupsrW rB r )rk fmtr m alternategroupingfmt_basepadlenr r r r m s* z_BaseAddress.__format__)r r r r r r r r r r r r r rc r r __classcell__r r r r r? 3 s r? c @ s` e Zd ZdZdd Zdd Zdd Zdd Zd d Zd d Z dd Z dd Z dd Z dd Z ejdd Zejdd Zedd Zed d Zed d Zed d! Zed"d# Zed$d% Zd&d' Zd(d) Zd*d+ ZdFd.d/Z dFd0d1Z ed2d3 Z e d4d5 Z d6d7 Z!d8d9 Z"ed:d; Z#ed<d= Z$ed>d? Z%ed@dA Z&edBdC Z'edDdE Z(d-S )Gra z}A generic IP network object. This IP class contains the version independent methods which are used by networks. c C r r r rj r r r r r z_BaseNetwork.__repr__c C d| j | jf S N%s/%d)rZ r rj r r r r r z_BaseNetwork.__str__c c s: t | j}t | j}t|d |D ]}| |V qdS )zGenerate Iterator over usable hosts in a network. This is like __iter__ except it doesn't return the network or broadcast addresses. r- Nr rZ rQ range_address_classrk network broadcastr r r r hosts s z_BaseNetwork.hostsc c s: t | j}t | j}t||d D ]}| |V qd S Nr- r r r r r __iter__ s z_BaseNetwork.__iter__c C sh t | j}t | j}|dkr || |krtd| || S |d7 }|| |k r-td| || S )Nr zaddress out of ranger- )r rZ rQ IndexErrorr )rk r r r r r r __getitem__ s z_BaseNetwork.__getitem__c C s^ t |tstS | j|jkrtd| |f | j|jkr!| j|jk S | j|jkr-| j|jk S dS r )r> ra rd rW r@ rZ netmaskr r r r r s z_BaseNetwork.__lt__c C sF z| j |j ko| j|jkot| jt|jkW S ty" t Y S w r )rW rZ r r rY rd r r r r r s z_BaseNetwork.__eq__c C s t t| jt| jA S r )r r rZ r rj r r r r s z_BaseNetwork.__hash__c C s4 | j |j krdS t|trdS |j| jj@ | jjkS NF)rW r> ra r0 r rZ r r r r __contains__ s z_BaseNetwork.__contains__c C s( | j |v p| j|v p|j | v p|j| v S )z*Tell if self is partly contained in other.)rZ rQ r r r r overlaps s z_BaseNetwork.overlapsc C s | t| jt| jB S r )r r rZ hostmaskrj r r r rQ s z _BaseNetwork.broadcast_addressc C s | t| j| jA S r )r r r rC rj r r r r s z_BaseNetwork.hostmaskc C r r )rZ rX rj r r r with_prefixlen z_BaseNetwork.with_prefixlenc C r N%s/%s)rZ r rj r r r with_netmask r z_BaseNetwork.with_netmaskc C r r )rZ r rj r r r with_hostmask r z_BaseNetwork.with_hostmaskc C s t | jt | j d S )z&Number of hosts in the current subnet.r- )r rQ rZ rj r r r num_addresses s z_BaseNetwork.num_addressesc C rt )Nz%%200s has no associated address classru rx r r r r s z_BaseNetwork._address_classc C r r )rX rj r r r r z_BaseNetwork.prefixlenc c s | j |j kstd| |f t|tstd| || s'td|| f || kr-dS |d|j|jf }| \}}||kru||kru||rU|V | \}}n||rd|V | \}}n t d|||f ||kru||ksF||kr~|V dS ||kr|V dS t d|||f )a Remove an address from a larger block. For example: addr1 = ip_network('192.0.2.0/28') addr2 = ip_network('192.0.2.1/32') list(addr1.address_exclude(addr2)) = [IPv4Network('192.0.2.0/32'), IPv4Network('192.0.2.2/31'), IPv4Network('192.0.2.4/30'), IPv4Network('192.0.2.8/29')] or IPv6: addr1 = ip_network('2001:db8::1/32') addr2 = ip_network('2001:db8::1/128') list(addr1.address_exclude(addr2)) = [ip_network('2001:db8::1/128'), ip_network('2001:db8::2/127'), ip_network('2001:db8::4/126'), ip_network('2001:db8::8/125'), ... ip_network('2001:db8:8000::/33')] Args: other: An IPv4Network or IPv6Network object of the same type. Returns: An iterator of the IPv(4|6)Network objects which is self minus other. Raises: TypeError: If self and other are of differing address versions, or if other is not a network object. ValueError: If other is not completely contained by self. r< z%s is not a network objectz%s not contained in %sNr z3Error performing exclusion: s1: %s s2: %s other: %s) rW r@ r> ra subnet_ofr r rZ r rS AssertionError)rk r s1s2r r r address_exclude sB $ z _BaseNetwork.address_excludec C s` | j |j krtd| |f | j|jk rdS | j|jkr dS | j|jk r&dS | j|jkr.dS dS )a Compare two IP objects. This is only concerned about the comparison of the integer representation of the network addresses. This means that the host bits aren't considered at all in this method. If you want to compare host bits, you can easily enough do a 'HostA._ip < HostB._ip' Args: other: An IP object. Returns: If the IP versions of self and other are the same, returns: -1 if self < other: eg: IPv4Network('192.0.2.0/25') < IPv4Network('192.0.2.128/25') IPv6Network('2001:db8::1000/124') < IPv6Network('2001:db8::2000/124') 0 if self == other eg: IPv4Network('192.0.2.0/24') == IPv4Network('192.0.2.0/24') IPv6Network('2001:db8::1000/124') == IPv6Network('2001:db8::1000/124') 1 if self > other eg: IPv4Network('192.0.2.128/25') > IPv4Network('192.0.2.0/25') IPv6Network('2001:db8::2000/124') > IPv6Network('2001:db8::1000/124') Raises: TypeError if the IP versions are different. z"%s and %s are not of the same typerV r- r )rW r@ rZ r r r r r compare_networksg s ! z _BaseNetwork.compare_networksc C s | j | j| jfS )zNetwork-only key function. Returns an object that identifies this address' network and netmask. This function is a suitable "key" argument for sorted() and list.sort(). )rW rZ r rj r r r rb s z _BaseNetwork._get_networks_keyr- Nc c s | j | jkr | V dS |dur&|| j k rtd|dkr!td|| j }|dk r.td| j | }|| jkr@td|| f t| j}t| jd }t| jd |? }t|||D ] }| ||f}|V q[dS )a The subnets which join to make the current subnet. In the case that self contains only one IP (self._prefixlen == 32 for IPv4 or self._prefixlen == 128 for IPv6), yield an iterator with just ourself. Args: prefixlen_diff: An integer, the amount the prefix length should be increased by. This should not be set if new_prefix is also set. new_prefix: The desired new prefix length. This must be a larger number (smaller prefix) than the existing prefix. This should not be set if prefixlen_diff is also set. Returns: An iterator of IPv(4|6) objects. Raises: ValueError: The prefixlen_diff is too small or too large. OR prefixlen_diff and new_prefix are both set or new_prefix is a smaller number than the current prefix (smaller number means a larger network) Nznew prefix must be longerr- (cannot set prefixlen_diff and new_prefixr z prefix length diff must be > 0z0prefix length diff %d is invalid for netblock %s) rX rB r r rZ rQ r r r ) rk prefixlen_diff new_prefix new_prefixlenstartendstepnew_addrcurrentr r r rS s4 z_BaseNetwork.subnetsc C s | j dkr| S |dur!|| j krtd|dkr td| j | }| j| }|dk r3td| j|f | t| jt| j|> @ |fS )a The supernet containing the current network. Args: prefixlen_diff: An integer, the amount the prefix length of the network should be decreased by. For example, given a /24 network and a prefixlen_diff of 3, a supernet with a /21 netmask is returned. Returns: An IPv4 network object. Raises: ValueError: If self.prefixlen - prefixlen_diff < 0. I.e., you have a negative prefix length. OR If prefixlen_diff and new_prefix are both set or new_prefix is a larger number than the current prefix (larger number means a smaller network) r Nznew prefix must be shorterr- r z;current prefixlen is %d, cannot have a prefixlen_diff of %d)rX r r r r rZ r )rk r r r r r r rL s& z_BaseNetwork.supernetc C | j jo| jjS zTest if the address is reserved for multicast use. Returns: A boolean, True if the address is a multicast address. See RFC 2373 2.7 for details. )rZ is_multicastrQ rj r r r r z_BaseNetwork.is_multicastc C s^ z | j |j krt| d| d|j| jko |j| jkW S ty. td| d| w )Nz and z are not of the same versionz*Unable to test subnet containment between )rW r@ rZ rQ rY )ar r r r _is_subnet_of s z_BaseNetwork._is_subnet_ofc C s | | |S )z1Return True if this network is a subnet of other.r r r r r r z_BaseNetwork.subnet_ofc C s | || S )z3Return True if this network is a supernet of other.r r r r r supernet_of r z_BaseNetwork.supernet_ofc C r )Test if the address is otherwise IETF reserved. Returns: A boolean, True if the address is within one of the reserved IPv6 Network ranges. )rZ is_reservedrQ rj r r r r r z_BaseNetwork.is_reservedc C r zTest if the address is reserved for link-local. Returns: A boolean, True if the address is reserved per RFC 4291. )rZ is_link_localrQ rj r r r r + s z_BaseNetwork.is_link_localc C r )zTest if this address is allocated for private networks. Returns: A boolean, True if the address is reserved per iana-ipv4-special-registry or iana-ipv6-special-registry. )rZ is_privaterQ rj r r r r 6 r z_BaseNetwork.is_privatec C | j S )zTest if this address is allocated for public networks. Returns: A boolean, True if the address is not reserved per iana-ipv4-special-registry or iana-ipv6-special-registry. r rj r r r is_globalB rs z_BaseNetwork.is_globalc C r )Test if the address is unspecified. Returns: A boolean, True if this is the unspecified address as defined in RFC 2373 2.5.2. )rZ is_unspecifiedrQ rj r r r r M r z_BaseNetwork.is_unspecifiedc C r )Test if the address is a loopback address. Returns: A boolean, True if the address is a loopback address as defined in RFC 2373 2.5.3. )rZ is_loopbackrQ rj r r r r Y r z_BaseNetwork.is_loopback)r- N))r r r r r r r r r r r r r r functoolscached_propertyrQ r r r r r r r r r r rb rS rL r staticmethodr r r r r r r r r r r r r ra sf K0 5) ra c @ s e Zd ZdZdZdZde d ZeZi Z dd Z e dd Z e d d Z e d d Ze dd Zdd Zedd Zedd ZdS )_BaseV4zyBase IPv4 object. The following methods are used by IPv4 objects in both single IP addresses and networks. r r r' r- c C rn r ro rj r r r ri x s z$_BaseV4._explode_shorthand_ip_stringc C s || j vrBt|tr |}d| kr| jks n | | nz| |}W n ty3 | |}Y nw t| |}||f| j |< | j | S a Make a (netmask, prefix_len) tuple from the given argument. Argument can be: - an integer (the prefix length) - a string representing the prefix length (e.g. "24") - a string representing the prefix netmask (e.g. "255.255.255.0") r ) _netmask_cacher> r rB r r r r r r r~ argr r r r r _make_netmask{ s z_BaseV4._make_netmaskc C sp |st d|d}t|dkrt d| z tt| j|dW S ty7 } z t d||f dd}~ww )a Turn the given IP string into an integer for comparison. Args: ip_str: A string, the IP ip_str. Returns: The IP ip_str as an integer. Raises: AddressValueError: if ip_str isn't a valid IPv4 Address. Address cannot be empty.r zExpected 4 octets in %rr %s in %rN)r r) r* r from_bytesmap _parse_octetr )r~ r octetsexcr r r r s z_BaseV4._ip_int_from_stringc C s |st d| r| sd}t || t|dkr$d}t || |dkr6|d dkr6d}t || t|d}|d krEt d | |S ) a Convert a decimal octet into an integer. Args: octet_str: A string, the number to parse. Returns: The octet as an integer. Raises: ValueError: if the octet isn't strictly a decimal from [0..255]. zEmpty octet not permittedz#Only decimal digits permitted in %r z$At most 3 characters permitted in %rr r z%Leading zeros are not permitted in %r z Octet %d (> 255) not permitted)r r r r* r )r~ octet_strry octet_intr r r r s z_BaseV4._parse_octetc C s d tt|ddS )zTurns a 32-bit integer into dotted decimal notation. Args: ip_int: An integer, the IP address. Returns: The IP address as a string in dotted decimal notation. r r r )joinr r( r! )r~ r r r r r s z_BaseV4._string_from_ip_intc C s& t | dddd }d|d S )zReturn the reverse DNS pointer name for the IPv4 address. This implements the method described in RFC1035 3.5. r NrV z .in-addr.arpa)r( r) r )rk reverse_octetsr r r rq z_BaseV4._reverse_pointerc C r r rB rj r r r max_prefixlen r z_BaseV4.max_prefixlenc C r r r rj r r r rA r z_BaseV4.versionN)r r r r r rW IPV4LENGTHrC rB r ri r r r r r rq r r" rA r r r r r e s* # r c @ s e Zd ZdZdZdd Zedd Zedd Zee d d Z ee d d Z ed d Z edd Zedd Zedd ZdS )r z/Represent and manipulate single IPv4 Addresses.)r0 __weakref__c C st t |tr| | || _dS t |tr#| |d t|d| _dS t|}d|v r2td|| || _dS )a Args: address: A string or integer representing the IP Additionally, an integer can be passed, so IPv4Address('192.0.2.1') == IPv4Address(3221225985). or, more generally IPv4Address(int(IPv4Address('192.0.2.1'))) == IPv4Address('192.0.2.1') Raises: AddressValueError: If ipaddress isn't a valid IPv4 address. Nr r r& Unexpected '/' in ) r> r rz r0 r r} r r( r r rk r addr_strr r r __init__ s zIPv4Address.__init__c C t | jS z*The binary representation of this address.)r# r0 rj r r r packed zIPv4Address.packedc C | | j jv S )zTest if the address is otherwise IETF reserved. Returns: A boolean, True if the address is within the reserved IPv4 Network range. ) _constants_reserved_networkrj r r r r zIPv4Address.is_reservedc s4 t fdd jjD ot fdd jjD S ) ``True`` if the address is defined as not globally reachable by iana-ipv4-special-registry_ (for IPv4) or iana-ipv6-special-registry_ (for IPv6) with the following exceptions: * ``is_private`` is ``False`` for ``100.64.0.0/10`` * For IPv4-mapped IPv6-addresses the ``is_private`` value is determined by the semantics of the underlying IPv4 addresses and the following condition holds (see :attr:`IPv6Address.ipv4_mapped`):: address.is_private == address.ipv4_mapped.is_private ``is_private`` has value opposite to :attr:`is_global`, except for the ``100.64.0.0/10`` IPv4 range where they are both ``False``. c 3 | ]} |v V qd S r r .0rH rj r r <genexpr>= z)IPv4Address.is_private.<locals>.<genexpr>c 3 | ]} |vV qd S r r r3 rj r r r5 > r6 )anyr. _private_networksall _private_networks_exceptionsrj r rj r r + s zIPv4Address.is_privatec C s | | j jvo | j S ar ``True`` if the address is defined as globally reachable by iana-ipv4-special-registry_ (for IPv4) or iana-ipv6-special-registry_ (for IPv6) with the following exception: For IPv4-mapped IPv6-addresses the ``is_private`` value is determined by the semantics of the underlying IPv4 addresses and the following condition holds (see :attr:`IPv6Address.ipv4_mapped`):: address.is_global == address.ipv4_mapped.is_global ``is_global`` has value opposite to :attr:`is_private`, except for the ``100.64.0.0/10`` IPv4 range where they are both ``False``. )r. _public_networkr rj r r r r A s zIPv4Address.is_globalc C r- )zTest if the address is reserved for multicast use. Returns: A boolean, True if the address is multicast. See RFC 3171 for details. r. _multicast_networkrj r r r r S r0 zIPv4Address.is_multicastc C s | | j jkS )zTest if the address is unspecified. Returns: A boolean, True if this is the unspecified address as defined in RFC 5735 3. )r. _unspecified_addressrj r r r r ^ r0 zIPv4Address.is_unspecifiedc C r- )zTest if the address is a loopback address. Returns: A boolean, True if the address is a loopback per RFC 3330. )r. _loopback_networkrj r r r r i zIPv4Address.is_loopbackc C r- )zTest if the address is reserved for link-local. Returns: A boolean, True if the address is link-local per RFC 3927. r. _linklocal_networkrj r r r r s rB zIPv4Address.is_link_localN)r r r r r r( r r+ r r lru_cacher r r r r r r r r r r s, # r c @ sx e Zd Zdd Zejdd Zdd Zdd Zd d Z d d Z e j Z e d d Ze dd Ze dd Ze dd ZdS )r c C D | |\}}t| | t||fdd| _| jj| _| jj| _d S NF)r )r r r( r r r rX rk r r+ maskr r r r( zIPv4Interface.__init__c C | j jS r r r rj r r r r zIPv4Interface.hostmaskc C d| | j| jf S r r r0 rX rj r r r r s zIPv4Interface.__str__c C @ t | |}|tu s |s|S z| j|jkW S ty Y dS w r )r r rd r rY rk r address_equalr r r r zIPv4Interface.__eq__c C sL t | |}|tu r tS z| j|jk p| j|jko|W S ty% Y dS w r )r r rd r rY rk r address_lessr r r r zIPv4Interface.__lt__c C t | j| jt| jjfS r r r0 rX r r rZ rj r r r r zIPv4Interface.__hash__c C r) r )r r0 rj r r r r5 zIPv4Interface.ipc C rN r rO rj r r r r z IPv4Interface.with_prefixlenc C rN r r r0 r rj r r r r r[ zIPv4Interface.with_netmaskc C rN r r r0 r rj r r r r r[ zIPv4Interface.with_hostmaskN)r r r r( r r r r r r r rg r r r5 r r r r r r r r ~ s" r c @ s2 e Zd ZdZeZdddZee dd Z dS ) r ae This class represents and manipulates 32-bit IPv4 network + addresses.. Attributes: [examples for IPv4Network('192.0.2.0/27')] .network_address: IPv4Address('192.0.2.0') .hostmask: IPv4Address('0.0.0.31') .broadcast_address: IPv4Address('192.0.2.32') .netmask: IPv4Address('255.255.255.224') .prefixlen: 27 Tc | |\ }t | _| |\| _| _t| j}|t| j@ |kr5|r+td| t|t| j@ | _| j| jd krC| j | _ dS | j| jkrR fdd| _ dS dS )a Instantiate a new IPv4 network object. Args: address: A string or integer representing the IP [& network]. '192.0.2.0/24' '192.0.2.0/255.255.255.0' '192.0.2.0/0.0.0.255' are all functionally the same in IPv4. Similarly, '192.0.2.1' '192.0.2.1/255.255.255.255' '192.0.2.1/32' are also functionally equivalent. That is to say, failing to provide a subnetmask will create an object with a mask of /32. If the mask (portion after the / in the argument) is given in dotted quad form, it is treated as a netmask if it starts with a non-zero field (e.g. /255.0.0.0 == /8) and as a hostmask if it starts with a zero field (e.g. 0.255.255.255 == /8), with the single exception of an all-zero mask which is treated as a netmask == /0. If no mask is given, a default of /32 is used. Additionally, an integer can be passed, so IPv4Network('192.0.2.1') == IPv4Network(3221225985) or, more generally IPv4Interface(int(IPv4Interface('192.0.2.1'))) == IPv4Interface('192.0.2.1') Raises: AddressValueError: If ipaddress isn't a valid IPv4 address. NetmaskValueError: If the netmask isn't valid for an IPv4 address. ValueError: If strict is True and a network address is not supplied. %s has host bits setr- c t gS r )r r r+ r r <lambda> z&IPv4Network.__init__.<locals>.<lambda>N) r r rZ r r rX r r rB r r rk r r rI r+ r ra r r( s # zIPv4Network.__init__c C s& | j tdv o | jtdv o| j S )zTest if this address is allocated for public networks. Returns: A boolean, True if the address is not reserved per iana-ipv4-special-registry. 100.64.0.0/10)rZ r rQ r rj r r r r s zIPv4Network.is_globalNT) r r r r r r r( r r rE r r r r r r s 4r c @ s e Zd ZedZedZedZedZededededededed ed ed ed ed edededgZededgZ edZ e dZ dS )_IPv4Constantsz169.254.0.0/16z 127.0.0.0/8z 224.0.0.0/4re z 0.0.0.0/8z 10.0.0.0/8z 172.16.0.0/12z 192.0.0.0/24z192.0.0.170/31z 192.0.2.0/24z192.168.0.0/16z 198.18.0.0/15z198.51.100.0/24z203.0.113.0/24z 240.0.0.0/4z255.255.255.255/32z 192.0.0.9/32z 192.0.0.10/32z0.0.0.0N) r r r r rD rA r? r= r9 r; r/ r r@ r r r r rg s2 rg c @ s e Zd ZdZdZdZde d ZdZe dZ eZ i Z e dd Ze d d Ze d d Ze dd Ze d ddZdd Zdd Zedd Zedd Zedd ZdS ) _BaseV6zyBase IPv6 object. The following methods are used by IPv6 objects in both single IP addresses and networks. r r= r' r- r 0123456789ABCDEFabcdefc C sl || j vr1t|tr |}d| kr| jks n | | n| |}t| |}||f| j |< | j | S r )r r> r rB r r r r r r r r r P s z_BaseV6._make_netmaskc C s |st d|d}d}t||k r d||f }t |d|d v rVz t| j}W n t yA } z t d||f dd}~ww |d |d ? d @ |d |d @ | jd }t||krmd |d |f }t |d}td t|d D ]} || s|durd| }t || }qx|dur|} t|| d } |d s| d 8 } | rd}t || |d s| d 8 } | rd}t || | j| | } | d k rd}t || jd |f n3t|| jkrd}t || j|f |d sd}t || |d sd}t || t|} d} d} z7d} t| D ]} | d K } | | || O } q| d | K } t| dD ]} | d K } | | || O } q/| W S t yX } z t d||f dd}~ww )zTurn an IPv6 ip_str into an integer. Args: ip_str: A string, the IPv6 ip_str. Returns: An int, the IPv6 address Raises: AddressValueError: if ip_str isn't a valid IPv6 Address. r :r z At least %d parts expected in %rr rV r N%xr$ r- z!At most %d colons permitted in %rz At most one '::' permitted in %rr z0Leading ':' only permitted as part of '::' in %rz1Trailing ':' only permitted as part of '::' in %rz/Expected at most %d other parts with '::' in %rz,Exactly %d parts expected without '::' in %r) r r) r* r rK r0 rN _HEXTET_COUNTr _parse_hextetr )r~ r parts _min_partsry ipv4_intr _max_parts skip_indexiparts_hiparts_lo parts_skippedr r r r r d s z_BaseV6._ip_int_from_stringc C s> | j |s td| t|dkrd}t|| t|dS )a& Convert an IPv6 hextet string into an integer. Args: hextet_str: A string, the number to parse. Returns: The hextet as an integer. Raises: ValueError: if the input isn't strictly a hex number from [0..FFFF]. z Only hex digits permitted in %rr z$At most 4 characters permitted in %rr$ ) _HEX_DIGITS issupersetr r* r )r~ hextet_strry r r r rn s z_BaseV6._parse_hextetc C s d}d}d}d}t |D ] \}}|dkr'|d7 }|dkr |}||kr&|}|}q d}d}q |dkrO|| }|t|kr?|dg7 }dg|||< |dkrOdg| }|S )a Compresses a list of hextets. Compresses a list of strings, replacing the longest continuous sequence of "0" in the list with "" and adding empty strings at the beginning or at the end of the string such that subsequently calling ":".join(hextets) will produce the compressed version of the IPv6 address. Args: hextets: A list of strings, the hextets to compress. Returns: A list of strings. rV r r r- ) enumerater* ) r~ hextetsbest_doublecolon_startbest_doublecolon_lendoublecolon_startdoublecolon_lenindexhextetbest_doublecolon_endr r r _compress_hextets s2 z_BaseV6._compress_hextetsNc sZ |du r t | j}|| jkrtdd| fddtdddD }| |}d |S ) a, Turns a 128-bit integer into hexadecimal notation. Args: ip_int: An integer, the IP address. Returns: A string, the hexadecimal representation of the address. Raises: ValueError: The address is bigger than 128 bits of all ones. NzIPv6 address is too large%032xc s& g | ]}d t ||d d qS )rk r r$ )r r4 r hex_strr r <listcomp>+ s & z/_BaseV6._string_from_ip_int.<locals>.<listcomp>r r r rj )r r0 rC r r r r )r~ r r} r r r r s z_BaseV6._string_from_ip_intc s t | tr t| j}nt | trt| j}nt| }| |}d| fddtdddD }t | ttfrAdd || j f S d |S ) zExpand a shortened IPv6 address. Args: ip_str: A string, the IPv6 address. Returns: A string, the expanded IPv6 address. r c s g | ] } ||d qS )r r r r r r r C s z8_BaseV6._explode_shorthand_ip_string.<locals>.<listcomp>r r r r rj ) r> r r( rZ r r5 r r ra r rX )rk r r ro r r r ri 0 s z$_BaseV6._explode_shorthand_ip_stringc C s& | j ddd dd}d|d S )zReturn the reverse DNS pointer name for the IPv6 address. This implements the method described in RFC3596 2.5. NrV rj r{ r z .ip6.arpa)rl replacer )rk reverse_charsr r r rq H r z_BaseV6._reverse_pointerc C s@ | d\}}}|sd}||fS |rd|v r td| ||fS )zHelper function to parse IPv6 string address with scope id. See RFC 4007 for details. Args: ip_str: A string, the IPv6 address. Returns: (addr, scope_id) tuple. %NzInvalid IPv6 address: "%r") partitionr )r r+ sepscope_idr r r _split_scope_idQ s z_BaseV6._split_scope_idc C r r r! rj r r r r" e r z_BaseV6.max_prefixlenc C r r r rj r r r rA i r z_BaseV6.versionr )r r r r r rW IPV6LENGTHrC rm frozensetrx rB r r r r rn r r ri rq r r r r" rA r r r r rh < s6 g / rh c s e Zd ZdZdZdd Z fddZdd Z fd d Ze d d Z e d d Z e dd Z e dd Z e dd Ze dd Ze e dd Ze dd Ze dd Ze d d Ze d d Ze d!d" Ze d#d$ Z ZS )%r z/Represent and manipulate single IPv6 Addresses.)r0 _scope_idr$ c C s t |tr| | || _d| _dS t |tr)| |d t|d| _d| _dS t|}d|v r8t d|| |\}| _| || _dS )a Instantiate a new IPv6 address object. Args: address: A string or integer representing the IP Additionally, an integer can be passed, so IPv6Address('2001:db8::') == IPv6Address(42540766411282592856903984951653826560) or, more generally IPv6Address(int(IPv6Address('2001:db8::'))) == IPv6Address('2001:db8::') Raises: AddressValueError: If address isn't a valid IPv6 address. Nr$ r r& r% ) r> r rz r0 r r r} r r( r r r r& r r r r( t s zIPv6Address.__init__c s" t }| jr|d | j S |S )Nr )r r r )rk r r r r r s zIPv6Address.__str__c C s t | j| jfS r )r r0 r rj r r r r r zIPv6Address.__hash__c s2 t |}|tu r tS |sdS | jt|dd kS )NFr )r r rd r getattrrQ r r r r s zIPv6Address.__eq__c C r )zIdentifier of a particular zone of the address's scope. See RFC 4007 for details. Returns: A string identifying the zone of the address if specified, else None. )r rj r r r r s zIPv6Address.scope_idc C r) r* )r% r0 rj r r r r+ r, zIPv6Address.packedc C r- r r> rj r r r r r0 zIPv6Address.is_multicastc s t fdd jjD S )r c 3 r2 r r r rj r r r5 r6 z*IPv6Address.is_reserved.<locals>.<genexpr>)r8 r. _reserved_networksrj r rj r r s zIPv6Address.is_reservedc C r- r rC rj r r r r rB zIPv6Address.is_link_localc C r- a` Test if the address is reserved for site-local. Note that the site-local address space has been deprecated by RFC 3879. Use is_private to test if this address is in the space of unique local addresses as defined by RFC 4193. Returns: A boolean, True if the address is reserved per RFC 3513 2.5.6. )r. _sitelocal_networkrj r r r is_site_local s zIPv6Address.is_site_localc sH j }|dur |jS t fdd jjD o#t fdd jjD S )r1 Nc 3 r2 r r r3 rj r r r5 r6 z)IPv6Address.is_private.<locals>.<genexpr>c 3 r7 r r r3 rj r r r5 r6 ) ipv4_mappedr r8 r. r9 r: r; )rk r r rj r r s zIPv6Address.is_privatec C r r< r rj r r r r s zIPv6Address.is_globalc C | j dkS )r r r rj r r r r zIPv6Address.is_unspecifiedc C r )r r- r rj r r r r r zIPv6Address.is_loopbackc C s | j d? dkr dS t| j d@ S )zReturn the IPv4 mapped address. Returns: If the IPv6 address is a v4 mapped address, return the IPv4 mapped address. Return None otherwise. r rl N r0 r rj r r r r * s zIPv6Address.ipv4_mappedc C s4 | j d? dkr dS t| j d? d@ t| j d@ fS )zTuple of embedded teredo IPs. Returns: Tuple of the (server, client) IPs or None if the address doesn't appear to be a teredo address (doesn't start with 2001::/32) ` i N@ r r rj r r r teredo7 s zIPv6Address.teredoc C s$ | j d? dkr dS t| j d? d@ S )zReturn the IPv4 6to4 embedded address. Returns: The IPv4 6to4-embedded address if present or None if the address doesn't appear to contain a 6to4 embedded address. p i NP r r rj r r r sixtofourF s zIPv6Address.sixtofour)r r r r r r( r r r r r r+ r r r r r rE r r r r r r r r r r r r r n sD ( r c s e Zd Zdd Zejdd Z fddZdd Zd d Z d d Z e j Z e d d Ze dd Ze dd Ze dd Ze dd Ze dd Z ZS )r c C rF rG )r r r( r r r rX rH r r r r( V rJ zIPv6Interface.__init__c C rK r rL rj r r r r ^ rM zIPv6Interface.hostmaskc s dt | jf S r )r r rX rj r r r r b s zIPv6Interface.__str__c C rP r )r r rd r rY rQ r r r r f rS zIPv6Interface.__eq__c C sL t | |}|tu r |S z| j|jk p| j|jko|W S ty% Y dS w r )r r rd r rY rT r r r r r rV zIPv6Interface.__lt__c C rW r rX rj r r r r ~ rY zIPv6Interface.__hash__c C r) r )r r0 rj r r r r5 rZ zIPv6Interface.ipc C rN r rO rj r r r r r[ z IPv6Interface.with_prefixlenc C rN r r\ rj r r r r r[ zIPv6Interface.with_netmaskc C rN r r] rj r r r r r[ zIPv6Interface.with_hostmaskc C | j dko| jjS )Nr )r0 r r rj r r r r z IPv6Interface.is_unspecifiedc C r r )r0 r r rj r r r r r zIPv6Interface.is_loopback)r r r r( r r r r r r r rg r r r5 r r r r r r r r r r r T s* r c @ s2 e Zd ZdZeZd ddZdd Zedd Z d S ) r av This class represents and manipulates 128-bit IPv6 networks. Attributes: [examples for IPv6('2001:db8::1000/124')] .network_address: IPv6Address('2001:db8::1000') .hostmask: IPv6Address('::f') .broadcast_address: IPv6Address('2001:db8::100f') .netmask: IPv6Address('ffff:ffff:ffff:ffff:ffff:ffff:ffff:fff0') .prefixlen: 124 Tc r^ )a Instantiate a new IPv6 Network object. Args: address: A string or integer representing the IPv6 network or the IP and prefix/netmask. '2001:db8::/128' '2001:db8:0000:0000:0000:0000:0000:0000/128' '2001:db8::' are all functionally the same in IPv6. That is to say, failing to provide a subnetmask will create an object with a mask of /128. Additionally, an integer can be passed, so IPv6Network('2001:db8::') == IPv6Network(42540766411282592856903984951653826560) or, more generally IPv6Network(int(IPv6Network('2001:db8::'))) == IPv6Network('2001:db8::') strict: A boolean. If true, ensure that we have been passed A true network address, eg, 2001:db8::1000/124 and not an IP address on a network, eg, 2001:db8::1/124. Raises: AddressValueError: If address isn't a valid IPv6 address. NetmaskValueError: If the netmask isn't valid for an IPv6 address. ValueError: If strict was True and a network address was not supplied. r_ r- c r` r )r r ra r r rb rc z&IPv6Network.__init__.<locals>.<lambda>N) r r rZ r r rX r r rB r r rd r ra r r( s zIPv6Network.__init__c c s> t | j}t | j}t|d |d D ]}| |V qdS )zGenerate Iterator over usable hosts in a network. This is like __iter__ except it doesn't return the Subnet-Router anycast address. r- Nr r r r r r s zIPv6Network.hostsc C r r )rZ r rQ rj r r r r s zIPv6Network.is_site_localNrf ) r r r r r r r( r r r r r r r r s 0 r c @ s e Zd ZedZedZededededededed ed ed edg Zed ed ededededgZededededededededededed ed ed ed ed gZed!Z d"S )#_IPv6Constantsz fe80::/10zff00::/8z::1/128z::/128z ::ffff:0:0/96z64:ff9b:1::/48z100::/64z 2001::/23z 2001:db8::/32z 2002::/16zfc00::/7z 2001:1::1/128z 2001:1::2/128z 2001:3::/32z2001:4:112::/48z 2001:20::/28z 2001:30::/28z::/8z100::/8z200::/7z400::/6z800::/5z1000::/4z4000::/3z6000::/3z8000::/3zA000::/3zC000::/3zE000::/4zF000::/5zF800::/6zFE00::/9z fec0::/10N) r r r r rD r? r9 r; r r r r r r r s> r rf )$r __version__r r# r r r r r r r r# r% r, r6 r; rI rU r` rf rg r total_orderingr? ra r r r r rg r. rh r r r r r r r r <module> s\ "716 3k H CR& 4 gK\ -