U lu f @sUdZddlmZddlZddlZddlZddlZddlmZmZddl m Z m Z m Z m Z ddlmZgZded<gZded <d ad ed <d ddddZdd dddZdddddZdddddZGdddeZdddd d!Zed"ejZdd#d$d%Zdd#d&d'Zed(ejZ dd#d)d*Z!dd#d+d,Z"dd#d-d.Z#dd#d/d0Z$edBd2dd3d4d5Z%ed6d#d7d8Z&ed6d#d9d:Z'ed d#d;d<Z(ed d2d=d>d?Z)ed d2d=d@dAZ*dS)Cz-Utilities for identifying local IP addresses.) annotationsN)PIPEPopen)AnyCallableIterableSequence)warnlist LOCAL_IPS PUBLIC_IPSstr LOCALHOSTr)elemsreturncCs4t}g}|D] }||kr||||q|S)zuniq_stable(elems) -> list Return from an iterable, a list of all the unique elements in the input, maintaining the order in which they first appear. )setappendadd)rseenvaluexrB/tmp/pip-unpacked-wheel-naub1w99/jupyter_client/localinterfaces.py _uniq_stables  rzstr | Sequence[str])cmdrcCspd}tjdkr&t}|jtjO_t|tt|d}|\}}|j rdd || dd}t || ddS)z4Get output of a command, raising IOError if it failsNnt)stdoutstderr startupinfozFailed to run {}: {}utf8replace) osname subprocessZ STARTUPINFOZdwFlagsZSTARTF_USESHOWWINDOWrr communicate returncodeformatdecodeOSError)rrprrmsgrrr _get_output#s  r,r)frcsd_dddfdd }|S)z%decorator to only run a function onceFr)kwargsrcsjr dSf|}d_|S)NTcalled)r.retr-rrwrapped5s  z_only_once..wrappedr/)r-r3rr2r _only_once1sr4csddddfdd }|S)z2decorator to ensure load_ips has been run before fr)argsr.rcst||S)N) _load_ips)r5r.r2rr ips_loadedBsz!_requires_ips..ips_loadedr)r-r7rr2r _requires_ips?sr8c@s eZdZdS) NoIPAddressesN)__name__ __module__ __qualname__rrrrr9Jsr9zSequence[str] | NoneNone)addrsrcCs|stg}g}|D],}|||ds8||qts|aqtrNtdkr^da|dt|ddgt|tdd<t|tdd<dS)z7populate local and public IPs from flat list of all IPs127. 127.0.0.1r0.0.0.0r N) r9r startswithrinsertextendrr r )r> public_ips local_ipsiprrr_populate_from_listNs      rHzinet\b.*?(\d+\.\d+\.\d+\.\d+))rcCsnz td}Wntk r(td}YnX|}g}|D]&}t|}|r:||dq:t|dS)z0load ip addresses from `ifconfig` output (posix)Zifconfigz/sbin/ifconfigN) r,r) splitlines_ifconfig_ipv4_patmatchstriprgrouprHoutlinesr>linemrrr_load_ips_ifconfigks rTcCsntddddg}|}g}|D]@}|}t|dkr |ddkr ||dddq t|d S) z/load ip addresses from `ip addr` output (Linux)rGz-fZinetaddrrrI/N)r,rJlowersplitlenrrH)rPrQr>rRblocksrrr _load_ips_ip}s r\zipv4.*?(\d+\.\d+\.\d+\.\d+)$cCsLtd}|}g}|D]&}t|}|r||dqt|dS)z2load ip addresses from `ipconfig` output (Windows)ZipconfigrIN)r,rJ_ipconfig_ipv4_patrLrMrrNrHrOrrr_load_ips_ipconfigsr^cCsddl}g}g}|D]d}|||jg}|D]F}|d}|sHq4|dsh|dsh||ntsp|a||q4qtsda|dt| ddgt |t dd<t |t dd<dS) z load ip addresses with netifacesrNrUlor?r@rAr ) netifacesZ interfacesZ ifaddressesgetAF_INETrBrrrCrDrr r )r`rFrEZifaceZipv4sentryrUrrr_load_ips_netifacess(    rdc Csztddtdd<Wn"tk r<dgtdd<YnXzvz\t}t|dtdd<|dst ddtDrttddtdd<Wntk rYnXW5tttdd<ttXtdd gtttdd<td a dS) zJload ip addresses with socket.gethostbyname_ex This can be slow. localhostrVNr@z.localcss|]}|dVqdS)Z127N)rB).0rGrrr sz*_load_ips_gethostbyname..rAr r) socketgethostbyname_exr r)rr rD gethostnameendswithallr)hostnamerrr_load_ips_gethostbynames "  rncCs&datddgtdd<gtdd<dS)z&Fallback in case of unexpected failurer@rAr N)rr r rrrr_load_ips_dumbsroTbool)suppress_exceptionsrc Cszz tWWStk r YnXtjdkrRz tWWSttfk rNYqXnHz tWWSttfk rtYnXz tWWSttfk rYnXt WSt k r}z|st d|ddW5d}~XYnXt dS)aGload the IPs that point to this machine This function will only ever be called once. It will use netifaces to do it quickly if available. Then it will fallback on parsing the output of ifconfig / ip addr / ipconfig, as appropriate. Finally, it will fallback on socket.gethostbyname_ex, which can be slow. rz9Unexpected error discovering local network interfaces: %srV) stacklevelN) rd ImportErrorr"r#r^r)r9r\rTrn Exceptionr ro)rqerrrr6s0      "r6z list[str]cCstS)z2return the IP addresses that point to this machiner rrrrrFsrFcCstS)zKreturn the IP addresses for this machine that are visible to other machinesr rrrrrEsrEcCstS)z1return ip for localhost (almost always 127.0.0.1))rrrrrresre)rGrcCs|tkS)z does `ip` point to this machine?rvrGrrr is_local_ip srycCs|tkS)z#is `ip` a publicly visible address?rwrxrrr is_public_ip&srz)T)+__doc__ __future__rr"rerhr$rrtypingrrrrwarningsr r __annotations__r rrr,r4r8rtr9rHcompile IGNORECASErKrTr\r]r^rdrnror6rFrEreryrzrrrrsJ         -