3 fY9@sldZddlmZddlZddlZdZefZy eefZWne k rJYnXye Z Wn$e k rxe Z e e ksttYnXdOdkrddZnddZy ejZWnek rd d ZYnXd d Zeed rddZnddZdPddZGdddeZdZdZGdddeZGdddeZddZdQdd Zd!d"Z d#d$Z!d%d&Z"d'd(Z#d)d*Z$d+d,Z%d-d.Z&d/d0Z'd1d2Z(d3d4Z)Gd5d6d6eZ*Gd7d8d8e*Z+Gd9d:d:e*Z,Gd;d<dd>e-e+Z.Gd?d@d@e.Z/GdAdBdBe-e,Z0GdCdDdDeZ1e1e._2GdEdFdFeZ3GdGdHdHe3e+Z4GdIdJdJe4Z5GdKdLdLe3e,Z6GdMdNdNeZ7e7e4_2dS)RzA fast, lightweight IPv4/IPv6 manipulation library in Python. This library is used to create/poke/manipulate IPv4 and IPv6 addresses and networks. )unicode_literalsNz1.0.18cCs|S)N)bytrr:/Users/olari/OneDrive/sandbox/awsBlog2/lambda/ipaddress.py_compat_bytes_to_byte_valssrcCsdd|DS)NcSsg|]}tjd|dqS)s!Br)structunpack).0brrr #sz._compat_bytes_to_byte_vals..r)rrrrr"scCs<|dks td}x&|D]}t|ts(t|d>|}qW|S)Nbigr)AssertionError isinstance_compat_int_types)Zbytvals endianessresZbvrrr_compat_int_from_byte_vals's   rcCst|tst|dkst|dkrH|dks2|dkr7}|d|j krPqWdS) aSummarize a network range given the first and last IP addresses. Example: >>> list(summarize_address_range(IPv4Address('192.0.2.0'), ... IPv4Address('192.0.2.130'))) ... #doctest: +NORMALIZE_WHITESPACE [IPv4Network('192.0.2.0/25'), IPv4Network('192.0.2.128/31'), IPv4Network('192.0.2.130/32')] Args: first: the first IPv4Address or IPv6Address in the range. last: the last IPv4Address or IPv6Address in the range. Returns: An iterator of the summarized IPv(4|6) network objects. Raise: TypeError: If the first and last objects are not IP addresses. If the first and last objects are not the same version. ValueError: If the last object is not greater than the first. If the version of the first address is not 4 or 6. z1first and last must be IP addresses, not networksz%%s and %s are not of the same versionz*last IP address must be greater than firstrzunknown IP versionr%N) r _BaseAddress TypeErrorversionr@rCrD_max_prefixlenrUr\r^r" _ALL_ONES)rXrYrZZip_bitsZ first_intZlast_intZnbitsnetrrrsummarize_address_rangeBs0         rfccst|}i}xL|rX|j}|j}|j|}|dkr>|||<q||kr||=|j|qWd}x4t|jD]$}|dk r|j|jkrql|V|}qlWdS)auLoops 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)rVZto_mergesubnetsreriZexistingrYrrr_collapse_addresses_internalys$   rpc Cs8g}g}g}x|D]}t|trT|rH|dj|jkrHtd||df|j|q|j|jkr|r|dj|jkrtd||dfy|j|jWqtk r|j|j YqXq|r|dj|jkrtd||df|j|qWt t |}|r,x&t |D]\}}|j t||qWt||S) aCollapse 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%z%%s and %s are not of the same versionrqrqrqrqrq)rr`_versionrark _prefixlenrcrZAttributeErrornetwork_addressrlsetr[extendrfrp)rVZaddrsZipsZnetsrZrXrYrrrcollapse_addressess4     rxcCs(t|tr|jSt|tr$|jStS)a2Return a key suitable for sorting between networks and addresses. Address and Network objects are not sortable by default; they're fundamentally different so the expression IPv4Address('192.0.2.0') <= IPv4Network('192.0.2.0/24') doesn't make any sense. There are some times however, where you may wish to have ipaddress sort these for you anyway. If you need to do this, you can use this function as the key= argument to sorted(). Args: obj: either a Network or Address object. Returns: appropriate key. )r _BaseNetwork_get_networks_keyr`_get_address_keyr.)objrrrget_mixed_type_keys   r}c@seZdZdZfZeddZeddZeddZedd Z d d Z d d Z e ddZ e ddZe ddZe ddZe ddZddZdS)_IPAddressBasezThe mother class.cCs|jS)z:Return the longhand version of the IP address as a string.)_explode_shorthand_ip_string)r+rrrexplodedsz_IPAddressBase.explodedcCst|S)z;Return the shorthand version of the IP address as a string.)rN)r+rrr compressedsz_IPAddressBase.compressedcCs|jS)aIThe name of the reverse DNS pointer for the IP address, e.g.: >>> ipaddress.ip_address("127.0.0.1").reverse_pointer '1.0.0.127.in-addr.arpa' >>> ipaddress.ip_address("2001:db8::1").reverse_pointer '1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.ip6.arpa' )_reverse_pointer)r+rrrreverse_pointer s z_IPAddressBase.reverse_pointercCsdt|f}t|dS)Nz%200s has no version specified)typer)r+msgrrrrbsz_IPAddressBase.versioncCsF|dkrd}t|||jf||jkrBd}t|||j|jfdS)Nrz-%d (< 0) is not permitted as an IPv%d addressz2%d (>= 2**%d) is not permitted as an IPv%d address)r:rrrdrc)r+rArrrr_check_int_addresss  z!_IPAddressBase._check_int_addresscCs.t|}||kr*d}t|||||jfdS)Nz~%r (len %d != %d) is not permitted as an IPv%d address. Did you pass in a bytes (str in Python 2) instead of a unicode object?)rPr:rr)r+rAZ expected_lenZ address_lenrrrr_check_packed_address"s z$_IPAddressBase._check_packed_addresscCs|j|j|?AS)zTurn the prefix length into a bitwise netmask Args: prefixlen: An integer, the prefix length. Returns: An integer. )rd)cls prefixlenrrr_ip_int_from_prefix,s z"_IPAddressBase._ip_int_from_prefixc Cs\t||j}|j|}||?}d|>d}||krX|jd}t||d}d}t|||S)aReturn 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%rr z&Netmask pattern %r mixes zeroes & ones)r^rcrr@) rip_intZtrailing_zeroesrZ leading_onesZall_onesZbyteslendetailsrrrr_prefix_from_ip_int9s      z"_IPAddressBase._prefix_from_ip_intcCsd|}t|dS)Nz%r is not a valid netmask)r<)rZ netmask_strrrrr_report_invalid_netmaskRsz&_IPAddressBase._report_invalid_netmaskc Csjtjj|s|j|y t|}Wntk r@|j|YnXd|koV|jknsf|j||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)_BaseV4_DECIMAL_DIGITS issupersetrintr@rc)rZ prefixlen_strrrrr_prefix_from_prefix_stringWs    z)_IPAddressBase._prefix_from_prefix_stringcCsy|j|}Wntk r,|j|YnXy |j|Stk rLYnX||jN}y |j|Stk r|j|YnXdS)aTurn 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:rrr@rd)rip_strrrrr_prefix_from_ip_stringps   z%_IPAddressBase._prefix_from_ip_stringcCs|jt|ffS)N) __class__rN)r+rrr __reduce__sz_IPAddressBase.__reduce__N)r6r7r8r;r9propertyrrrrbrr classmethodrrrrrrrrrrr~s        "r~c@sdeZdZdZfZddZddZddZdd Zd d Z d d Z ddZ ddZ ddZ ddZdS)r`zA generic IP object. This IP class contains the version independent methods which are used by single IP addresses. cCs|jS)N)rU)r+rrr__int__sz_BaseAddress.__int__c Cs2y|j|jko|j|jkStk r,tSXdS)N)rUrrrtr.)r+r,rrrr-s   z_BaseAddress.__eq__cCs`t|tstSt|ts(td||f|j|jkrDtd||f|j|jkr\|j|jkSdS)Nz"%s and %s are not of the same typez%%s and %s are not of the same versionF)rr~r.r`rarrrU)r+r,rrrr1s       z_BaseAddress.__lt__cCs t|tstS|jt||S)N)rrr.rr)r+r,rrr__add__s z_BaseAddress.__add__cCs t|tstS|jt||S)N)rrr.rr)r+r,rrr__sub__s z_BaseAddress.__sub__cCsd|jjt|fS)Nz%s(%r))rr6rN)r+rrr__repr__sz_BaseAddress.__repr__cCst|j|jS)N)rN_string_from_ip_intrU)r+rrr__str__sz_BaseAddress.__str__cCsttt|jS)N)hashhexrrU)r+rrr__hash__sz_BaseAddress.__hash__cCs |j|fS)N)rr)r+rrrr{sz_BaseAddress._get_address_keycCs|j|jffS)N)rrU)r+rrrrsz_BaseAddress.__reduce__N)r6r7r8r;r9rr-r1rrrrrr{rrrrrr`sr`c@sXeZdZdZddZddZddZdd Zd d Zd d Z ddZ ddZ ddZ ddZ ddZeddZeddZeddZeddZed d!Zed"d#Zed$d%Zed&d'Zd(d)Zd*d+Zd,d-ZdFd0d1ZdGd2d3Zed4d5Zd6d7Zd8d9Zed:d;Z edd?Z"ed@dAZ#edBdCZ$edDdEZ%d/S)Hryz~A generic IP network object. This IP class contains the version independent methods which are used by networks. cCs i|_dS)N)_cache)r+rArrr__init__sz_BaseNetwork.__init__cCsd|jjt|fS)Nz%s(%r))rr6rN)r+rrrrsz_BaseNetwork.__repr__cCsd|j|jfS)Nz%s/%d)rur)r+rrrrsz_BaseNetwork.__str__ccs<t|j}t|j}x"t|d|D]}|j|Vq$WdS)zGenerate Iterator over usable hosts in a network. This is like __iter__ except it doesn't return the network or broadcast addresses. r%N)rrurnr)_address_class)r+network broadcastxrrrhostss  z_BaseNetwork.hostsccs<t|j}t|j}x"t||dD]}|j|Vq$WdS)Nr%)rrurnr)r)r+rrrrrr__iter__s  z_BaseNetwork.__iter__cCslt|j}t|j}|dkr>|||kr0td|j||S|d7}|||krZtd|j||SdS)Nrzaddress out of ranger%)rrurn IndexErrorr)r+nrrrrr __getitem__s    z_BaseNetwork.__getitem__cCsxt|tstSt|ts(td||f|j|jkrDtd||f|j|jkr\|j|jkS|j|jkrt|j|jkSdS)Nz"%s and %s are not of the same typez%%s and %s are not of the same versionF)rr~r.ryrarrrunetmask)r+r,rrrr1s         z_BaseNetwork.__lt__c CsFy,|j|jko,|j|jko,t|jt|jkStk r@tSXdS)N)rrrurrrtr.)r+r,rrrr-s   z_BaseNetwork.__eq__cCstt|jt|jAS)N)rrrur)r+rrrrsz_BaseNetwork.__hash__cCsL|j|jkrdSt|trdSt|jt|jkoBt|jkSSdS)NF)rrrryrrurUrn)r+r,rrr __contains__s   z_BaseNetwork.__contains__cCs(|j|kp&|j|kp&|j|kp&|j|kS)z*Tell if self is partly contained in other.)rurn)r+r,rrroverlaps*s   z_BaseNetwork.overlapscCs<|jjd}|dkr8|jt|jt|jB}||jd<|S)Nrn)rrjrrruhostmask)r+rrrrrn1s    z_BaseNetwork.broadcast_addresscCs8|jjd}|dkr4|jt|j|jA}||jd<|S)Nr)rrjrrrrd)r+rrrrr:s   z_BaseNetwork.hostmaskcCsd|j|jfS)Nz%s/%d)rurs)r+rrrwith_prefixlenBsz_BaseNetwork.with_prefixlencCsd|j|jfS)Nz%s/%s)rur)r+rrr with_netmaskFsz_BaseNetwork.with_netmaskcCsd|j|jfS)Nz%s/%s)rur)r+rrr with_hostmaskJsz_BaseNetwork.with_hostmaskcCst|jt|jdS)z&Number of hosts in the current subnet.r%)rrnru)r+rrr num_addressesNsz_BaseNetwork.num_addressescCsdt|f}t|dS)Nz%%200s has no associated address class)rr)r+rrrrrSsz_BaseNetwork._address_classcCs|jS)N)rs)r+rrrr[sz_BaseNetwork.prefixlenccs|j|jkstd||ft|ts2td||j|sLtd||f||krXdS|jd|j|jf}|j \}}xb||kr||kr|j|r|V|j \}}q||j|r|V|j \}}q|t d|||fq|W||kr|Vn$||kr|Vnt d|||fdS)aRemove an address from a larger block. For example: addr1 = ip_network('192.0.2.0/28') addr2 = ip_network('192.0.2.1/32') list(addr1.address_exclude(addr2)) = [IPv4Network('192.0.2.0/32'), IPv4Network('192.0.2.2/31'), IPv4Network('192.0.2.4/30'), IPv4Network('192.0.2.8/29')] or IPv6: addr1 = ip_network('2001:db8::1/32') addr2 = ip_network('2001:db8::1/128') list(addr1.address_exclude(addr2)) = [ip_network('2001:db8::1/128'), ip_network('2001:db8::2/127'), ip_network('2001:db8::4/126'), ip_network('2001:db8::8/125'), ... ip_network('2001:db8:8000::/33')] Args: other: An IPv4Network or IPv6Network object of the same type. Returns: An iterator of the IPv(4|6)Network objects which is self minus other. Raises: TypeError: If self and other are of differing address versions, or if other is not a network object. ValueError: If other is not completely contained by self. z%%s and %s are not of the same versionz%s is not a network objectz%s not contained in %sNz%s/%sz3Error performing exclusion: s1: %s s2: %s other: %s) rrrarry subnet_ofr@rrurror)r+r,s1s2rrraddress_exclude_s6$           z_BaseNetwork.address_excludecCs`|j|jkrtd||f|j|jkr,dS|j|jkr 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 typer%rrqrq)rrrarur)r+r,rrrcompare_networkss!      z_BaseNetwork.compare_networkscCs|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(). )rrrur)r+rrrrzsz_BaseNetwork._get_networks_keyr%Nc cs|j|jkr|VdS|dk rJ||jkr0td|dkr@td||j}|dkrZtd|j|}||jkr~td||ft|j}t|jd}t|jd|?}x(t|||D]}|j||f}|VqWdS)aThe 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%z(cannot set prefixlen_diff and new_prefixrzprefix length diff must be > 0z0prefix length diff %d is invalid for netblock %s) rsrcr@rrurnrr)r) r+prefixlen_diff new_prefix new_prefixlenr&r'r(Znew_addrcurrentrrrros,       z_BaseNetwork.subnetscCs|jdkr|S|dk rB||jkr(td|dkr8td|j|}|j|}|dkrftd|j|f|jt|jt|j|>@|fS)aThe 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) rNznew prefix must be shorterr%z(cannot set prefixlen_diff and new_prefixz;current prefixlen is %d, cannot have a prefixlen_diff of %d)rsr@rrrrur)r+rrrrrrris     z_BaseNetwork.supernetcCs|jjo|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. )ru is_multicastrn)r+rrrrAs z_BaseNetwork.is_multicastcCsP|j|jkrdSt|dr 255) not permitted)r@rrrPr)rZ octet_strrZ octet_intrrrrs       z_BaseV4._parse_octetcCsdjddt|ddDS)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. rcss0|](}tt|tr"tjd|dn|VqdS)s!BrN)rNrr?rr )r r rrr -sz._BaseV4._string_from_ip_int..rr )joinr)rrrrrr"s z_BaseV4._string_from_ip_intc sh|jd}yfddtt|D}Wntk r:dSXt|t|krPdS|d|dkrddSdS) zTest if the IP string is a hostmask (rather than a netmask). Args: ip_str: A string, the potential hostmask. Returns: A boolean, True if the IP string is a hostmask. rcsg|]}|jkr|qSr)_valid_mask_octets)r r)r+rrr >sz(_BaseV4._is_hostmask..Frr%Trq)rOrrr@rP)r+rr]partsr)r+r _is_hostmask2s z_BaseV4._is_hostmaskcCs&t|jdddd}dj|dS)zReturn the reverse DNS pointer name for the IPv4 address. This implements the method described in RFC1035 3.5. rNr%z .in-addr.arparq)rNrOr)r+Zreverse_octetsrrrrGsz_BaseV4._reverse_pointercCs|jS)N)rc)r+rrr max_prefixlenPsz_BaseV4.max_prefixlencCs|jS)N)rr)r+rrrrbTsz_BaseV4.versionN)r6r7r8r;r9rr IPV4LENGTHrd frozensetrrrcrrrrrrrrrrrrbrrrrrs"    %  rc@s|eZdZdZdZddZeddZedd Zed d Z ed d Z eddZ eddZ eddZ eddZdS)r=z/Represent and manipulate single IPv4 Addresses.rU __weakref__cCsxt|tr|j|||_dSt|trL|j|dt|}t|d|_dSt|}d|krht d||j ||_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. Nrr rMzUnexpected '/' in %r) rrrrUr?rrrrNr:r)r+rAbvsaddr_strrrrr_s      zIPv4Address.__init__cCs t|jS)z*The binary representation of this address.)rKrU)r+rrrpackedszIPv4Address.packedcCs ||jjkS)zTest if the address is otherwise IETF reserved. Returns: A boolean, True if the address is within the reserved IPv4 Network range. ) _constants_reserved_network)r+rrrrs zIPv4Address.is_reservedcstfddjjDS)zTest if this address is allocated for private networks. Returns: A boolean, True if the address is reserved per iana-ipv4-special-registry. c3s|]}|kVqdS)Nr)r re)r+rrrsz)IPv4Address.is_private..)anyr_private_networks)r+r)r+rrs zIPv4Address.is_privatecCs||jjko|j S)N)r_public_networkr)r+rrrrs zIPv4Address.is_globalcCs ||jjkS)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_network)r+rrrrs zIPv4Address.is_multicastcCs ||jjkS)zTest if the address is unspecified. Returns: A boolean, True if this is the unspecified address as defined in RFC 5735 3. )r_unspecified_address)r+rrrrs zIPv4Address.is_unspecifiedcCs ||jjkS)zTest if the address is a loopback address. Returns: A boolean, True if the address is a loopback per RFC 3330. )r_loopback_network)r+rrrrszIPv4Address.is_loopbackcCs ||jjkS)zTest if the address is reserved for link-local. Returns: A boolean, True if the address is link-local per RFC 3927. )r_linklocal_network)r+rrrrszIPv4Address.is_link_localN)rUr)r6r7r8r;r9rrrrrrrrrrrrrrr=Ys$   r=c@sjeZdZddZddZddZddZd d Zej Z e d d Z e d dZ e ddZ e ddZdS)rGcCst|ttfr2tj||t|j|_|j|_ dSt|t rtj||dt |dkrht |d|_ n|j|_ t|dd|_|jj |_ |jj|_dSt|}tj||dt|dd|_|jj |_ |jj |_ |jj|_dS)Nrr%F)rE)rr?rr=rrCrUrrcrstuplerPrrrrR)r+rArQrrrrs(        zIPv4Interface.__init__cCsd|j|j|jjfS)Nz%s/%d)rrUrr)r+rrrrs zIPv4Interface.__str__c CsDtj||}| s|tkr|Sy |j|jkStk r>dSXdS)NF)r=r-r.rrt)r+r, address_equalrrrr-s  zIPv4Interface.__eq__c Cs>tj||}|tkrtSy |j|jkStk r8dSXdS)NF)r=r1r.rrt)r+r, address_lessrrrr1s  zIPv4Interface.__lt__cCs|j|jAt|jjAS)N)rUrsrrru)r+rrrrszIPv4Interface.__hash__cCs t|jS)N)r=rU)r+rrrrZ szIPv4Interface.ipcCsd|j|j|jfS)Nz%s/%s)rrUrs)r+rrrrs zIPv4Interface.with_prefixlencCsd|j|j|jfS)Nz%s/%s)rrUr)r+rrrrs zIPv4Interface.with_netmaskcCsd|j|j|jfS)Nz%s/%s)rrUr)r+rrrrs zIPv4Interface.with_hostmaskN)r6r7r8rrr-r1rr~rrrZrrrrrrrrGs     rGc@s*eZdZdZeZdddZeddZdS) rCaeThis 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 TcCs|tj||t|ttfrr)rrrrrrrrs   z_BaseV6._make_netmaskcCs|s td|jd}d}t||kr:d||f}t|d|dkryt|jj}Wn2tk r}ztd||fWYdd}~XnX|jd |d ?d @|jd |d @|jd}t||krd |d|f}t|d}x@tdt|dD]*} || s|dk r d |}t|| }qW|dk r|} t||d} |dsn| d8} | rnd}t|||ds| d8} | rd}t|||j| | } | dkr4d}t||jd|fnjt||jkrd}t||j|f|ds d}t|||ds$d}t||t|} d} d} ytd} x,t | D] } | d K} | |j || O} qDW| d | K} x0t | dD] } | d K} | |j || O} qW| St k r}ztd||fWYdd}~XnXdS)zTurn an IPv6 ip_str into an integer. Args: ip_str: A string, the IPv6 ip_str. Returns: An int, the IPv6 address Raises: AddressValueError: if ip_str isn't a valid IPv6 Address. zAddress cannot be empty:rz At least %d parts expected in %rrr%z%s in %rNz%xriz!At most %d colons permitted in %rz At most one '::' permitted in %rrz0Leading ':' only permitted as part of '::' in %rz1Trailing ':' only permitted as part of '::' in %rz/Expected at most %d other parts with '::' in %rz,Exactly %d parts expected without '::' in %rrqrqrq) r:rOrPr=rhrUrk _HEXTET_COUNTr)range _parse_hextetr@)rrrZ _min_partsrZipv4_intrZ _max_partsZ skip_indexr!Zparts_hiZparts_loZ parts_skippedrrrrrs    "              z_BaseV6._ip_int_from_stringcCs>|jj|std|t|dkr4d}t||t|dS)a&Convert an IPv6 hextet string into an integer. Args: hextet_str: A string, the number to parse. Returns: The hextet as an integer. Raises: ValueError: if the input isn't strictly a hex number from [0..FFFF]. zOnly hex digits permitted in %rrz$At most 4 characters permitted in %rr) _HEX_DIGITSrr@rPr)rZ hextet_strrrrrrEs     z_BaseV6._parse_hextetc Csd}d}d}d}xJt|D]>\}}|dkrP|d7}|dkr>|}||krX|}|}qd}d}qW|dkr||}|t|kr|dg7}dg|||<|dkrdg|}|S) aCompresses 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. r%rrrqrqrqrq) enumeraterP) rhextetsZbest_doublecolon_startZbest_doublecolon_lenZdoublecolon_startZdoublecolon_lenindexZhextetZbest_doublecolon_endrrr_compress_hextets_s.   z_BaseV6._compress_hextetsNcsZ|dkrt|j}||jkr$tdd|fddtdddD}|j|}d j|S) a,Turns a 128-bit integer into hexadecimal notation. Args: ip_int: An integer, the IP address. Returns: A string, the hexadecimal representation of the address. Raises: ValueError: The address is bigger than 128 bits of all ones. NzIPv6 address is too largez%032xcs&g|]}dt||ddqS)z%xrr)r)r r)hex_strrrr sz/_BaseV6._string_from_ip_int..rrrr)rrUrdr@rrr)rrrr)rrrs   z_BaseV6._string_from_ip_intcst|trt|j}nt|tr,t|j}nt|}|j|}d|fddtdddD}t|ttfrddj ||j fSdj |S) zExpand a shortened IPv6 address. Args: ip_str: A string, the IPv6 address. Returns: A string, the expanded IPv6 address. z%032xcsg|]}||dqS)rr)r r)rrrr sz8_BaseV6._explode_shorthand_ip_string..rrrz%s/%dr) rrDrNrurHrZrrryrrs)r+rrrr)rrrs     z$_BaseV6._explode_shorthand_ip_stringcCs&|jdddjdd}dj|dS)zReturn the reverse DNS pointer name for the IPv6 address. This implements the method described in RFC3596 2.5. Nr%rrrz .ip6.arparq)rreplacer)r+Z reverse_charsrrrrsz_BaseV6._reverse_pointercCs|jS)N)rc)r+rrrrsz_BaseV6.max_prefixlencCs|jS)N)rr)r+rrrrbsz_BaseV6.version)N)r6r7r8r;r9rr IPV6LENGTHrdrrrrcrrrrrrrrrrrrbrrrrrs$   i  0  rc@seZdZdZdZddZeddZedd Zed d Z ed d Z eddZ eddZ eddZ eddZeddZeddZeddZeddZdS) r>z/Represent and manipulate single IPv6 Addresses.rUrcCsxt|tr|j|||_dSt|trL|j|dt|}t|d|_dSt|}d|krht d||j ||_dS)aInstantiate 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. Nrr rMzUnexpected '/' in %r) rrrrUr?rrrrNr:r)r+rArrrrrrs      zIPv6Address.__init__cCs t|jS)z*The binary representation of this address.)rLrU)r+rrrrszIPv6Address.packedcCs ||jjkS)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. )rr)r+rrrrs zIPv6Address.is_multicastcstfddjjDS)zTest if the address is otherwise IETF reserved. Returns: A boolean, True if the address is within one of the reserved IPv6 Network ranges. c3s|]}|kVqdS)Nr)r r)r+rrrsz*IPv6Address.is_reserved..)rr_reserved_networks)r+r)r+rrs zIPv6Address.is_reservedcCs ||jjkS)zTest if the address is reserved for link-local. Returns: A boolean, True if the address is reserved per RFC 4291. )rr)r+rrrrszIPv6Address.is_link_localcCs ||jjkS)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_network)r+rrr is_site_local#s zIPv6Address.is_site_localcstfddjjDS)zTest if this address is allocated for private networks. Returns: A boolean, True if the address is reserved per iana-ipv6-special-registry. c3s|]}|kVqdS)Nr)r re)r+rrr:sz)IPv6Address.is_private..)rrr)r+r)r+rr1s zIPv6Address.is_privatecCs|j S)zTest if this address is allocated for public networks. Returns: A boolean, true if the address is not reserved per iana-ipv6-special-registry. )r)r+rrrr<s zIPv6Address.is_globalcCs |jdkS)zTest if the address is unspecified. Returns: A boolean, True if this is the unspecified address as defined in RFC 2373 2.5.2. r)rU)r+rrrrGs zIPv6Address.is_unspecifiedcCs |jdkS)zTest 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. r%)rU)r+rrrrRs zIPv6Address.is_loopbackcCs |jd?dkrdSt|jd@S)zReturn the IPv4 mapped address. Returns: If the IPv6 address is a v4 mapped address, return the IPv4 mapped address. Return None otherwise. riNl)rUr=)r+rrr ipv4_mapped]s zIPv6Address.ipv4_mappedcCs4|jd?dkrdSt|jd?d@t|jd@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 Nrl)rUr=)r+rrrteredojs zIPv6Address.teredocCs$|jd?dkrdSt|jd?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. pi NPl)rUr=)r+rrr sixtofourys zIPv6Address.sixtofourN)rUr)r6r7r8r;r9rrrrrrrrrrrrr r rrrrr>s%   r>c@seZdZddZddZddZddZd d Zej Z e d d Z e d dZ e ddZ e ddZe ddZe ddZdS)rHcCst|ttfr2tj||t|j|_|j|_ dSt|t rtj||dt |dkrht |d|_ n|j|_ t|dd|_|jj |_ |jj|_dSt|}tj||dt|dd|_|jj |_ |jj |_ |jj|_dS)Nrr%F)rE)rr?rr>rrDrUrrcrsrrPrrrrR)r+rArQrrrrs(        zIPv6Interface.__init__cCsd|j|j|jjfS)Nz%s/%d)rrUrr)r+rrrrs zIPv6Interface.__str__c CsDtj||}| s|tkr|Sy |j|jkStk r>dSXdS)NF)r>r-r.rrt)r+r,rrrrr-s  zIPv6Interface.__eq__c Cs>tj||}|tkrtSy |j|jkStk r8dSXdS)NF)r>r1r.rrt)r+r,rrrrr1s  zIPv6Interface.__lt__cCs|j|jAt|jjAS)N)rUrsrrru)r+rrrrszIPv6Interface.__hash__cCs t|jS)N)r>rU)r+rrrrZszIPv6Interface.ipcCsd|j|j|jfS)Nz%s/%s)rrUrs)r+rrrrs zIPv6Interface.with_prefixlencCsd|j|j|jfS)Nz%s/%s)rrUr)r+rrrrs zIPv6Interface.with_netmaskcCsd|j|j|jfS)Nz%s/%s)rrUr)r+rrrrs zIPv6Interface.with_hostmaskcCs|jdko|jjS)Nr)rUrr)r+rrrrszIPv6Interface.is_unspecifiedcCs|jdko|jjS)Nr%)rUrr)r+rrrrszIPv6Interface.is_loopbackN)r6r7r8rrr-r1rr~rrrZrrrrrrrrrrHs       rHc@s2eZdZdZeZd ddZddZeddZ d S) rDavThis 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 TcCs|tj||t|ttfrrurrcrrsrrPrr@rRrrr)r+rArErrrQrrrrsB           zIPv6Network.__init__ccs@t|j}t|j}x&t|d|dD]}|j|Vq(WdS)zGenerate Iterator over usable hosts in a network. This is like __iter__ except it doesn't return the Subnet-Router anycast address. r%N)rrurnr)r)r+rrrrrrr< s  zIPv6Network.hostscCs|jjo|jjS)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. )rurrn)r+rrrrH s zIPv6Network.is_site_localN)T) r6r7r8r;r>rrrrrrrrrrDs   O rDc@seZdZedZedZededededededed ed ed edg Zed ed edededededededededededededgZedZdS)_IPv6Constantsz fe80::/10zff00::/8z::1/128z::/128z ::ffff:0:0/96z100::/64z 2001::/23z 2001:2::/48z 2001:db8::/32z 2001:10::/28zfc00::/7z::/8z100::/8z200::/7z400::/6z800::/5z1000::/4z4000::/3z6000::/3z8000::/3zA000::/3zC000::/3zE000::/4zF000::/5zF800::/6zFE00::/9z fec0::/10N) r6r7r8rDrrrrrrrrrr X s*         r r)r%)T)8r; __future__rr#r __version__rrZlong NameErrorunicoderNstrr?rr from_bytesrrtrrr"r)objectr*rrr@r:r<rBrFrIrKrLrRr[r^rfrprxr}r~r`ryrr=rGrCrrrr>rHrDr rrrr s        )$ $#716=`*vRr 5V{!