x[hЏSSKrSSKrSSKrSSKrSSKrSSKrSSKrSSKrSSKrSSK J r SSK J r SSK Jr SSKJrJrJrJrJrJr SSKrSSKJrJrJr SSKJrJr \R<"\5r Sr!S r"S r#S r$"S S \%5r&"SS\&5r'"SS\&5r("SS\&5r)S!S\\*\44Sjjr+Sr,S"Sjr-S"Sjr."SS\R^5r0"SS\05r1"SS\05r2"SS \05r3\2\1\3/r4g)#N)suppress)StringIO)TimeoutExpired)AnyCallableDictListOptionalTuple)subp temp_utilsutil)get_interface_macis_ib_interfacez/run/systemd/netif/leasesz/var/lib/dhclientz .+\.leases?$aN#!/bin/sh log() { echo "udhcpc[$PPID]" "$interface: $2" } [ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 case $1 in bound|renew) cat < "$LEASE_FILE" { "interface": "$interface", "fixed-address": "$ip", "subnet-mask": "$subnet", "routers": "${router%% *}", "static_routes" : "${staticroutes}" } JSON ;; deconfig) log err "Not supported" exit 1 ;; leasefail | nak) log err "configuration failed: $1: $message" exit 1 ;; *) echo "$0: Unknown udhcpc command: $1" >&2 exit 1 ;; esac c\rSrSrSrSrg)NoDHCPLeaseErrorAz'Raised when unable to get a DHCP lease.N__name__ __module__ __qualname____firstlineno____doc____static_attributes__r4/usr/lib/python3/dist-packages/cloudinit/net/dhcp.pyrrAs1rrc\rSrSrSrSrg)InvalidDHCPLeaseFileErrorEzRaised when parsing an empty or invalid dhclient.lease file. Current uses are DataSourceAzure and DataSourceEc2 during ephemeral boot to scrape metadata. rNrrrrrrEsrrc\rSrSrSrSrg)NoDHCPLeaseInterfaceErrorMz7Raised when unable to find a viable interface for DHCP.rNrrrrr"r"MsArr"c\rSrSrSrSrg)NoDHCPLeaseMissingDhclientErrorQz$Raised when unable to find dhclient.rNrrrrr%r%Qs.rr%returncU=(d URnUc[RS5 [5eURR X2U5$)aPerform dhcp discovery if nic valid and dhclient command exists. If the nic is invalid or undiscoverable or dhclient command is not found, skip dhcp_discovery and return an empty dict. @param nic: Name of the network interface we want to run dhclient on. @param dhcp_log_func: A callable accepting the dhclient output and error streams. @return: A list of dicts representing dhcp options for each lease obtained from the dhclient discovery if run, otherwise an empty list is returned. z1Skip dhcp_discovery: Unable to find fallback nic.)fallback_interfaceLOGdebugr" dhcp_clientdhcp_discovery)distronic dhcp_log_func interfaces rmaybe_perform_dhcp_discoveryr2UsI0v00I EF'))    , ,Yv NNrcP[[R"[U5SS95$)zParse a systemd lease file content as in /run/systemd/netif/leases/ Parse this (almost) ini style file even though it says: # This is private data. Do not parse. Simply return a dictionary of key/values.F) list_values)dict configobj ConfigObjr)contents rnetworkd_parse_leaser9ls!  ##HW$55I JJrc Uc[n0n[RRU5(dU$[R"U5HAn[ [ R"[RRX555X'MC U$)zReturn a dictionary of dictionaries representing each lease found in lease_d.i The top level key will be the filename, which is typically the ifindex.) NETWORKD_LEASES_DIRospathisdirlistdirr9rload_text_filejoin)leases_dretlfiles rnetworkd_load_leasesrEwsm &C 77== " " H%)    X = >  & JrcUc[n[US9n[UR55H!up4UR U5(dMX@s $ g)N)rB)r;rEsorteditemsget)keynamerBleases_ifindexdatas rnetworkd_get_option_from_leasesrNsJ& !8 4F 0 88G  = 1 rc B\rSrSrSrSrSr\S5r\S5r \S\ 4Sj5r \S\ 4S j5r \ RS \ S \\ \44S j5r\\ RS \ S \\\ \ 44Sj55r\ RSS \ S\\S \\ \44Sjj5rSrg) DhcpClient c[R"UR5UlUR(d [ 5egN)r which client_namedhcp_client_pathr%)selfs r__init__DhcpClient.__init__s0 $ 4+;+; <$$13 3%rcJ[R"SUR/SS/S9 g)Npkillrrcs)r rW)clss rkill_dhcp_clientDhcpClient.kill_dhcp_clients 7COO,1a&9rcUR5 [R"S5nUHn[R"U5 M g)Nz/var/lib/dhcp/*)rbglobr<remove)rafilesfiles r clear_leasesDhcpClient.clear_leasess2  +,D IIdOrdhcp_interfacec@URSURUSS/S9 g)Nstartrr^r_manage_servicerWrarkr.s r start_serviceDhcpClient.start_services& S__n1a&  rc>URSURSS/S9 g)Nstoprr^r_rnrps r stop_serviceDhcpClient.stop_servicesfcooAq6Brr1r'c0$)zGet the most recent lease from the ephemeral phase as a dict. 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The dict contains key value pairs from the most recent lease. rrYr1s rget_newest_leaseDhcpClient.get_newest_leases  rroutesc/$)a8 parse classless static routes from string The tuple is composed of the network_address (including net length) and gateway for a parsed static route. @param routes: string containing classless static routes @returns: list of tuple(str, str) for all valid parsed routes until the first parsing error. r)r{s rparse_static_routesDhcpClient.parse_static_routess  rNr0c0$)aRun dhcp client on the interface without scripts or filesystem artifacts. @param interface: Name of the network interface on which to send a dhcp request @param dhcp_log_func: A callable accepting the client output and error streams. @param distro: a distro object for network interface manipulation @return: dict of lease options representing the most recent dhcp lease parsed from the dhclient.lease file r)rYr1r0r.s rr-DhcpClient.dhcp_discoverys $ r)rXNN)rrrrrWtimeoutrZ classmethodrbristrrqruabcabstractmethodrrry staticmethodr r r}r rr-rrrrrPrPs*KG4 ::  3  C#CC #$sCx. C DsCx,A   -1  ) c3h rrPc ^\rSrSrSrU4Sjr\S\S\\ \\ 44Sj5r \S5r S\S\ \\ 44S jr SS\S \\S\ \\ 44S jjr\S \S\\\\44S j5r\S\\4Sj5rS\4SjrSrU=r$) IscDhclientdhclientc0>[TU]5 SUlg)Nz/run/dhclient.leasesuperrZ lease_filerY __class__s rrZIscDhclient.__init__s /r lease_contentr'c[R"S[R5n/nU(d/$URU5Hn/nUR S5H]nUR 5R SS5R SS5nU(dM<URUR SS55 M_ [U5nURS5nU(a[RU5US'URU5 M U$) zparse the content of a lease file @param lease_content: a string containing the contents of an isc-dhclient lease @return: a list of leases, most recent last zlease {(?P.*?)}\n;"rRzoption  r^ unknown-245) recompileDOTALLfindallsplitstripreplaceappendr5rIrget_ip_from_lease_value)r lease_regex dhcp_leaseslease lease_optionslineoptionsopt_245s r parse_leasesIscDhclient.parse_leasessjj!Lzutf-8) rlenrstructpackintencodesocket inet_ntoa)fallback_lease_valueunescaped_value hex_stringhex_pair packed_bytess rr#IscDhclient.get_ip_from_lease_values.66tR@  ! #J+11#6x=A%"X~H& 7";;c*,,S"5r:L+11':L --rr1c[[5 [R"UR5nU(a&UR U5nU(aUSsSSS5 $SSS5 0$!,(df  0$=f)aGet the most recent lease from the ephemeral phase as a dict. Return a dict of dhcp options. The dict contains key value pairs from the most recent lease. @param interface: an interface string - not used in this class, but required for function signature compatibility with other classes that require a distro object @raises: InvalidDHCPLeaseFileError on empty or unparsable leasefile content. N)rFileNotFoundErrorrr@rr)rYr1r8rs rryIscDhclient.get_newest_leases`' ())$//:G"//8 &r? ) ( (  ) (  s AA(( A7r0c [RSU5 SnSnSn[URU- 5n[URS- 5n[ [ 5 [ R"U5 [ R"UR5 SSS5 URRU5 [U5(ahS[U5SS-n SU<S U <S 3n [R"S S 9n [ RR!XS -5n["R$"XZ5 [&R&"UR)UR*URUUU55up["R6"X@R/USS9nU(a.[R9SSR!SU555 0$SnSnSnSn[;U5Hn["R<"U5R?5n[U5nURAU5nUS:Xa?[RSU5 [ RB"U[DRF5 S n O0[JRL"U5 M [RU5 U(d[ROSUUS5 UbU"X5 URQU5nU(aU$[S5e!,(df  GNR=f![&R,aBn[RSUR.UR0UR25 [4UeSnAff=f![ a SUS3nN[Ha SUS3nGN f=f)aRun dhclient on the interface without scripts/filesystem artifacts. @param interface: Name of the network interface on which to send a dhcp request @param dhcp_log_func: A callable accepting the dhclient output and error streams. @param distro: a distro object for network interface manipulation @return: dict of lease options representing the most recent dhcp lease parsed from the dhclient.lease file !Performing a dhcp discovery on %sz/run/dhclient.pidN{Gz?z20:%s$z interface "z" {send dhcp-client-identifier z;}T needs_exez-dhclient.confz3dhclient exited with code: %s stderr: %r stdout: %r)maxwaitnaplenz+dhclient did not produce expected files: %sz, c3`# UH$n[RRU5v M& g7frU)r<r=basename).0fs r -IscDhclient.dhcp_discovery..}s"?w!"''**1--ws,.unknownFrRr^zkilling dhclient with pid=%sNo PID file found at z, dhclient is still runningPID file contained [z], dhclient is still runningzCdhclient(pid=%s, parentpid=%s) failed to daemonize after %s secondsg$@)*r*r+rrrrr<rfrnet_opslink_uprrr get_tmp_ancestorr=rAr write_filer build_dhclient_cmdrXProcessExecutionError exit_codestderrstdoutrwait_for_fileswarningranger@r get_proc_ppidkillsignalSIGKILL ValueErrortimesleeperrorryr)rYr1r0r.pid_file config_file sleep_time sleep_cyclesrdhcp_client_identifierinterface_dhclient_contenttmp_dirouterrrmissingppid daemonized pid_content debug_msg_pidrs rr-IscDhclient.dhcp_discovery&s 5yA '  4<<*45 dllQ&'' ( IIh  IIdoo &) y) 9 % %+I6rs;; # 46 ' !11DAG'',,wSU<SU<SU<ST<3n[RU5 g)Nz5RFC3442 string malformed. Current route has CIDR of z and requires z significant octets, but only z< remain. Verify DHCP rfc3442-classless-static-routes value: )r*r)cidrrequiredremainmsgrfc3442s r _trunc_error5IscDhclient.parse_static_routes.._trunc_errors% 674  IIcNrr! N.r^rrr)rrrz0.0.0.0zSParsed invalid net length "%s". Verify DHCP rfc3442-classless-static-routes value./) rstriprrrr enumeraterrrAr*rr) r{toktokens static_routesr current_idxidx net_lengthreq_toks net_addressgatewayrs @rr}IscDhclient.parse_static_routess5T--$!#*g!>F!>###!>F/1  '>39:6Cc#c2,'6F:  !&)HC SJU2r]*vd|$x/ s6$<7HI((!hhvAga'@A ((6'CN#CD!n uR},vd|$x/ s6$<7HI((!hhvAga'@C5'HI ((6'CN#CD!n uQ|+vd|$x/ s6$<7HI((!hhvAga'@C:'MN ((6'CN#CD!n uQ{*vd|$x/ s6$<7HI((!hh7S1W-? ((6'CN#CD!n qvd|$x/ s6$<7HI((' ((6'CN#CD!n  = %$  '4g> m*tWG ;s K9K9K>cSnURUR4[[44Hup#U(dM/n[R "U5nSnUHin[R"X65(dM [RRX&5n[RRU5nX:dMeUnUnMk U(dMUs $ g![ a Mf=f)zGet the latest lease file from a distro-managed dhclient Doesn't consider the ephemeral timeframe lease. @param distro: used for distro-specific lease location and filename @return: The most recent lease file, or None Ng) dhclient_lease_directorydhclient_lease_file_regexDHCLIENT_FALLBACK_LEASE_DIRDHCLIENT_FALLBACK_LEASE_REGEXr<r?rrsearchr=rAgetmtime) r. latest_file directoryregex lease_files latest_mtimefnameabs_pathmtimes r!get_newest_lease_file_from_distro-IscDhclient.get_newest_lease_file_from_distro%s //00 )*G H ! IK  jj3  L$yy..77<< 9((2'#(L"*K%{"";! <#%  sC CCkeycURU5nU(a\[R"U5nU(a>[UR U55HnUR U5nU(dMUs $ ggg)aGet a key from the latest lease from distro-managed dhclient Doesn't consider the ephemeral timeframe lease. @param lease_dir: distro-specific lease to check @param lease_file_regex: distro-specific regex to match lease name @return: The most recent lease file, or None N)r(rr@reversedrrI)rYr.r*rr8rservers rget_key_from_latest_lease%IscDhclient.get_key_from_latest_leaseQsf;;FC ))*5G%d&7&7&@AE"YYs^Fv% B rrr)rrrrrWrZrrr rrrrryr rr-r r}r(r.r __classcell__rs@rrrs K0CDc3h,@6 . .#$sCx..-1 E*E* )E* c3h E*NuCuDsCx,Auun)Xc]))V&S&&rrc \rSrSrSrSrSS\S\\S\ \\ 44Sjjr \ S \ S \S\\ 4S j5r\ S \S\S\ 4S j5rS\S\ \\ 44Sjr\ S\S\\\\44Sj5rSrg)Dhcpcdiddhcpcdi,Nr1r0r'cp[RSU5 Sn[URU- 5n/nURR U5 [ U5(aS/nURSSSSS/UQUPn[R"UURS 9upUbU"X5 URU5n U (a[R"/UQS P5RR5n S n S n S n[U5Hn[R"U 5R5n [U 5nURU5n U (a?[RSUU 5 [ R""U [$R&5 U $U s $ [RU5 U $[3S5e![(a [RSU 5  U $[*a SU S3nO[,a SU S3nOf=f[.R0"U5 GM![4aBn[RSURUR6UR5 [2UeS nAf[R8aBn[RSUR:UR6UR5 [2UeS nAff=f)aRun dhcpcd on the interface without scripts/filesystem artifacts. @param interface: Name of the network interface on which to send a dhcp request @param dhcp_log_func: A callable accepting the client output and error streams. @param distro: a distro object for network interface manipulation @return: dict of lease options representing the most recent dhcp lease parsed from the dhclient.lease file rrz --clientid --ipv4onlyz--waitipz --persistentz--noarpz--script=/bin/true)rNz-PFrRz!killing dhcpcd with pid=%s gid=%sz9Process group id [%s] has already exited, nothing to killrz, dhcpcd is still runningrz], dhcpcd is still runningzNo lease foundz8dhcpcd timed out after %s seconds: stderr: %r stdout: %r1dhcpcd exited with code: %s stderr: %r stdout: %r)r*r+rrrrrrWr ryrrrrr@ get_proc_pgidr<killpgrrProcessLookupErrorrrrrrrrrr)rYr1r0r.rrinfiniband_argumentcommandrrrrrgidrrrrs rr-Dhcpcd.dhcp_discoveryhs 5yA 4<<*45   y)[ .y))'3n#  $ %  Gyy HC(c')))4E 99%5w%5%56==CCE"  |,A%&*&9&9(&C&I&I&K !+.$2237II CS#IIc6>>:!. 90 % ;-@IIi( "#34 4/. .   -3H:>66"&2;-@66"JJz*  . IIJ     # -)) . IIC    # - .stB3HBF2H HH' H2 G9HG9%H'G96H8G99H J5=IJ53=J00J5rMdhcp_option_numberc^SnS[S[4SjnU"X5HupEXA:XdM Us $ g)a&get a specific option from a binary lease file This is required until upstream dhcpcd supports unknown option 245 upstream bug: https://github.com/NetworkConfiguration/dhcpcd/issues/282 @param data: Binary lease data @param number: Option number to return @return: the option (bytes) or None rMindexc3# [U5US-:a<XnUSU-nUSU-SU-U-nX$4v SU-U-n[U5US-:aM;gg7f)zoptions are variable length, and consist of the following format option number: 1 byte option length: 1 byte option data: variable length (see length field) rr^N)r)rMrCcodelengthoptions r iter_options>Dhcpcd.parse_unknown_options_from_packet..iter_optionssld)uqy({a%ia%i!e)f*<=l"F U* d)uqy(s A AAN)bytesr)rMr@INDEXrHrErGs r!parse_unknown_options_from_packet(Dhcpcd.parse_unknown_options_from_packets?. +u +S +)5LD) 6r lease_dumpc @[RSX5 [UR5R SS5R S5Vs/sHnSU;dM UR SSS9PM sn5nU(d$Sn[R X@5 [X@-5eXS 'UR5VVs0sHupgUR S S 5U_M nnnSSS.nUR5HupX;dM URU 5X:'M! [R"SUS35n [RU S5n U (a[R "U 5US'U$s snf![a"n[R S U5 [UeS nAff=fs snnf)aparse the output of dhcpcd --dump map names to the datastructure we create from dhclient example dhcpcd output: broadcast_address='192.168.15.255' dhcp_lease_time='3600' dhcp_message_type='5' dhcp_server_identifier='192.168.0.1' domain_name='us-east-2.compute.internal' domain_name_servers='192.168.0.2' host_name='ip-192-168-0-212' interface_mtu='9001' ip_address='192.168.0.212' network_number='192.168.0.0' routers='192.168.0.1' subnet_cidr='20' subnet_mask='255.255.240.0' z)Parsing dhcpcd lease for interface %s: %r'rR =r^)maxsplitz;No valid DHCP lease configuration found in dhcpcd lease: %rzError parsing dhcpcd lease: %rNr1r-z fixed-addressr)z ip-addresszclassless-static-routesz/var/lib/dhcpcd/z.leaser)r*r+r5rrrrrrrHpoprload_binary_filer4rLrr) rNr1arrrr*valuename_mapsource destination dhcp_messagers rparse_dhcpcd_leaseDhcpcd.parse_dhcpcd_lease s, 7  7(--/77R@FFtLLax-AGGC!G,LE0 #*/0@AA 'kAF N *#S#&- N*'6 $,>>#3 F%*YYv%6"$4,,yk 0 ::<M #)#3#3G#[TU]5 SUlg)NrRrrs rrZUdhcpc.__init__s rr1r0r'c [RSU5 [R"SS9n[R R XAS-5Ul[[5 [R"UR5 SSS5 URRU5 [R R US5n[R"U[S5 UR SS S US US S SS/ n[#U5(a>UR%SSR'[)U5SSR+SS55/5 [,R,"USUR0SS9upxUbU"Xx5 UR9U5$!,(df  GN =f![,R.aBn [RSU R0U R2U R45 [6U eSn A ff=f)aBRun udhcpc on the interface without scripts or filesystem artifacts. @param interface: Name of the network interface on which to run udhcpc. @param dhcp_log_func: A callable accepting the udhcpc output and error streams. @return: A list of dicts of representing the dhcp leases parsed from the udhcpc lease file. rTrz .lease.jsonN udhcpc_scriptiz-O staticroutesz-iz-sz-nz-qz-fz-vz-xz 0x3d:20{}rrrR LEASE_FILE) update_envcapturez1udhcpc exited with code: %s stderr: %r stdout: %r)r*r+r rr<r=rArrrrfrrrr UDHCPC_SCRIPTrWrextendformatrrr rrrrrry) rYr1r0r.rrmcmdrrrs rr-Udhcpc.dhcp_discoverys 5yA--='',,wM0IJ ' ( IIdoo &) y) Wo>   }e<               $ 9 % % JJ&&))4RS9AA#rJ  .yyt ?HC  $ # #$$Y//i) (P)) . IIC    # - .s$!!F$F FG/-=G**G/cj[R"[R"UR55$)aGet the most recent lease from the ephemeral phase as a dict. Return a dict of dhcp options. The dict contains key value pairs from the most recent lease. @param interface: an interface name - not used in this class, but required for function signature compatibility with other classes that require a distro object @raises: InvalidDHCPLeaseFileError on empty or unparsable leasefile content. )r load_jsonr@rrxs rryUdhcpc.get_newest_leases"~~d11$//BCCrr{cUR5nU(a([USSS2USSS25Vs/sHo"PM sn$/$s snf)Nrr^)rrcrds rr}Udhcpc.parse_static_routessM  "=1#5}QTT7JKLK!AKL L Ms Ar0r)rrrrrWrZrr rrrr-ryrr r r}rr1r2s@rrhrhsK-1 F0F0 )F0 c3h F0P D# D$sCx. DCDsCx,ArrhrrU)5rreloggingr<rrrrr contextlibrior subprocessrtypingrrrr r r r6 cloudinitr r r cloudinit.netrr getLoggerrr*r;rrrr Exceptionrrr"r%rr2r9rErNABCrPrr4rhALL_DHCP_CLIENTSrrrrs  %==,,< !11 / B2y2 0B 0B/&6/ %)O #s(^O.K&HHVB&*B&J iZiX cZcLK0r