error: ppp0: failed to set IPv4 address: Invalid argument

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shylion
Posts: 8
Joined: 22 Jan 2019, 13:10

error: ppp0: failed to set IPv4 address: Invalid argument

Post by shylion »

Приветствую, коллеги.

Сабж используется как pptp/l2tp сервер в маленькой организации, никаких продвинутых фич не используется, только совместимость с pppd.

Через некоторое время работы (недели), перестает форвардить траффик клиенту, при этом от клиента траффик приходит.

В логе при старте сессии такое:

Code: Select all

[2019-01-22 17:58:30]:  info: l2tp: new tunnel 31899-24250 created following reception of SCCRQ from 91.x.x.x:35642
[2019-01-22 17:58:30]:  info: l2tp tunnel 31899-24250 (91.x.x.x:35642): established at 185.y.y.y:1701
[2019-01-22 17:58:30]:  info: l2tp tunnel 31899-24250 (91.x.x.x:35642): new session 36347-18169 created following reception of ICRQ
[2019-01-22 17:58:33]:  info: ppp0: connect: ppp0 <--> l2tp(91.x.x.x:35642 session 31899-24250, 36347-18169)
[2019-01-22 17:58:33]:  info: ppp0: lion: authentication succeeded
[2019-01-22 17:58:33]: error: ppp0: failed to set IPv4 address: Invalid argument
[2019-01-22 17:58:33]:  info: ppp0: session started over l2tp session 31899-24250, 36347-18169
Лечится простым перезапуском службы.

Конфиг:

Code: Select all

[modules]
log_file
#log_syslog
#log_tcp
#log_pgsql

pptp
l2tp
#sstp
#pppoe
#ipoe

auth_mschap_v2
auth_mschap_v1
auth_chap_md5
#auth_pap

#radius
chap-secrets

ippool

pppd_compat

#shaper
#net-snmp
#logwtmp
#connlimit

#ipv6_nd
#ipv6_dhcp
#ipv6pool

[core]
log-error=/var/log/accel-ppp/core.log
thread-count=4

[common]
#single-session=replace
#sid-case=upper
#sid-source=seq
#max-sessions=1000

[ppp]
verbose=1
min-mtu=1280
mtu=1400
mru=1400
#accomp=deny
#pcomp=deny
#ccp=0
#check-ip=0
#mppe=require
ipv4=require
ipv6=deny
ipv6-intf-id=0:0:0:1
ipv6-peer-intf-id=0:0:0:2
ipv6-accept-peer-intf-id=1
lcp-echo-interval=20
#lcp-echo-failure=3
lcp-echo-timeout=120
unit-cache=1
#unit-preallocate=1

[auth]
#any-login=0
#noauth=0

[pptp]
verbose=1
#echo-interval=30
#ifname=pptp%d

[pppoe]
verbose=1
#ac-name=xxx
#service-name=yyy
#pado-delay=0
#pado-delay=0,100:100,200:200,-1:500
called-sid=mac
#tr101=1
#padi-limit=0
#ip-pool=pppoe
#ifname=pppoe%d
#sid-uppercase=0
#vlan-mon=eth0,10-200
#vlan-timeout=60
#vlan-name=%I.%N
#interface=eth1,padi-limit=1000
interface=eth0

[l2tp]
verbose=1
#dictionary=/usr/local/share/accel-ppp/l2tp/dictionary
#hello-interval=60
#timeout=60
#rtimeout=1
#rtimeout-cap=16
#retransmit=5
#recv-window=16
#host-name=accel-ppp
#dir300_quirk=0
#secret=
#dataseq=allow
#reorder-timeout=0
#ip-pool=l2tp
#ifname=l2tp%d

[sstp]
verbose=1
#cert-hash-proto=sha1,sha256
#cert-hash-sha1=
#cert-hash-sha256=
#accept=ssl,proxy
#ssl-dhparam=/etc/ssl/dhparam.pem
#ssl-ecdh-curve=prime256v1
#ssl-ciphers=DEFAULT
#ssl-prefer-server-ciphers=0
#ssl-ca-file=/etc/ssl/sstp-ca.crt
#ssl-pemfile=/etc/ssl/sstp-cert.pem
#ssl-keyfile=/etc/ssl/sstp-key.pem
#host-name=domain.tld
#http-error=allow
#timeout=60
#hello-interval=60
#ip-pool=sstp
#ifname=sstp%d

[ipoe]
verbose=1
username=ifname
#password=username
lease-time=600
renew-time=300
max-lease-time=3600
#unit-cache=1000
#l4-redirect-table=4
#l4-redirect-ipset=l4
#l4-redirect-on-reject=300
#l4-redirect-ip-pool=pool1
shared=0
ifcfg=1
mode=L2
start=dhcpv4
#start=UP
#ip-unnumbered=1
#proxy-arp=0
#nat=0
#proto=100
#relay=10.10.10.10
#vendor=Custom
#weight=0
#attr-dhcp-client-ip=DHCP-Client-IP-Address
#attr-dhcp-router-ip=DHCP-Router-IP-Address
#attr-dhcp-mask=DHCP-Mask
#attr-dhcp-lease-time=DHCP-Lease-Time
#attr-dhcp-opt82=DHCP-Option82
#attr-dhcp-opt82-remote-id=DHCP-Agent-Remote-Id
#attr-dhcp-opt82-circuit-id=DHCP-Agent-Circuit-Id
#attr-l4-redirect=L4-Redirect
#attr-l4-redirect-table=4
#attr-l4-redirect-ipset=l4-redirect
#lua-file=/etc/accel-ppp.lua
#offer-delay=0,100:100,200:200,-1:1000
#vlan-mon=eth0,10-200
#vlan-timeout=60
#vlan-name=%I.%N
#ip-pool=ipoe
#idle-timeout=0
#session-timeout=0
#soft-terminate=0
#check-mac-change=1
#calling-sid=mac
#local-net=192.168.0.0/16
interface=eth0


[dns]
dns1=10.10.1.1
#dns2=172.16.1.1

[wins]
#wins1=172.16.0.1
#wins2=172.16.1.1

[radius]
#dictionary=/usr/local/share/accel-ppp/radius/dictionary
nas-identifier=accel-ppp
nas-ip-address=127.0.0.1
gw-ip-address=10.10.2.1
server=127.0.0.1,testing123,auth-port=1812,acct-port=1813,req-limit=50,fail-timeout=0,max-fail=10,weight=1
dae-server=127.0.0.1:3799,testing123
verbose=1
#timeout=3
#max-try=3
#acct-timeout=120
#acct-delay-time=0
#acct-on=0
#attr-tunnel-type=My-Tunnel-Type

[client-ip-range]
disable

[ip-pool]
gw-ip-address=10.10.2.1
#vendor=Cisco
#attr=Cisco-AVPair
attr=Framed-Pool
10.10.2.20-254
#192.168.1.1-255,name=pool1
#192.168.2.1-255,name=pool2
#192.168.3.1-255,name=pool3
#192.168.4.1-255,name=pool4,next=pool1
#192.168.4.0/24

[log]
log-file=/var/log/accel-ppp/accel-ppp.log
log-emerg=/var/log/accel-ppp/emerg.log
log-fail-file=/var/log/accel-ppp/auth-fail.log
#log-debug=/dev/stdout
#syslog=accel-pppd,daemon
#log-tcp=127.0.0.1:3000
copy=1
#color=1
#per-user-dir=per_user
#per-session-dir=per_session
#per-session=1
level=3

[log-pgsql]
conninfo=user=log
log-table=log

[pppd-compat]
verbose=1
#ip-pre-up=/etc/ppp/ip-pre-up
ip-up=/etc/ppp/ip-up
ip-down=/etc/ppp/ip-down
#ip-change=/etc/ppp/ip-change
radattr-prefix=/var/run/radattr
#fork-limit=16

[chap-secrets]
#gw-ip-address=192.168.100.1
#chap-secrets=/etc/ppp/chap-secrets
#encrypted=0
#username-hash=md5

[shaper]
#attr=Filter-Id
#down-burst-factor=0.1
#up-burst-factor=1.0
#latency=50
#mpu=0
#mtu=0
#r2q=10
#quantum=1500
#moderate-quantum=1
#cburst=1534
#ifb=ifb0
up-limiter=police
down-limiter=tbf
#leaf-qdisc=sfq perturb 10
#leaf-qdisc=fq_codel [limit PACKETS] [flows NUMBER] [target TIME] [interval TIME] [quantum BYTES] [[no]ecn]
#rate-multiplier=1
#fwmark=1
verbose=1

[cli]
verbose=1
telnet=127.0.0.1:2000
tcp=127.0.0.1:2001
#password=123
#sessions-columns=ifname,username,ip,ip6,ip6-dp,type,state,uptime,uptime-raw,calling-sid,called-sid,sid,comp,rx-bytes,tx-bytes,rx-bytes-raw,tx-bytes-raw,rx-pkts,tx-pkts

[snmp]
master=0
agent-name=accel-ppp

[connlimit]
limit=10/min
burst=3
timeout=60

[ipv6-pool]
#gw-ip6-address=fc00:0:1::1
fc00:0:1::/48,64
delegate=fc00:1::/36,48

[ipv6-dns]
#fc00:1::1
#fc00:1::2
#fc00:1::3
#dnssl=suffix1.local.net
#dnssl=suffix2.local.net.

[ipv6-dhcp]
verbose=1
pref-lifetime=604800
valid-lifetime=2592000
route-via-gw=1
dimka88
Posts: 866
Joined: 13 Oct 2014, 05:51
Contact:

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by dimka88 »

Доброго времени суток. Какая версия используется? покажите вывод команды

Code: Select all

accel-cmd -V
Accel не смог почему-то установить netmask, в master ветке подобную проблему исправляли.
shylion
Posts: 8
Joined: 22 Jan 2019, 13:10

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by shylion »

root@dm-gw:~# accel-cmd -v
accel_connect,497: connect() failed: Connection refused

CMakeLists.txt: SET (ACCEL_PPP_VERSION 1.11.0)
shylion
Posts: 8
Joined: 22 Jan 2019, 13:10

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by shylion »

# uname -a
Linux dm-gw 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:21:48 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux


Ubuntu 18.04.1 LTS
shylion
Posts: 8
Joined: 22 Jan 2019, 13:10

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by shylion »

Куда еще посмотреть, когда ситуация повторится?

ip addr show dev ppp0 ?
dimka88
Posts: 866
Joined: 13 Oct 2014, 05:51
Contact:

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by dimka88 »

shylion wrote: 23 Jan 2019, 08:28 root@dm-gw:~# accel-cmd -v
accel_connect,497: connect() failed: Connection refused

CMakeLists.txt: SET (ACCEL_PPP_VERSION 1.11.0)
Скорее всего отключено в секции [cli] конфигурационного файла accel-ppp.conf
Попробуйте собрать из ветки мастер, вот документация https://accel-ppp.org/wiki/doku.php?id= ... ion_ubuntu
shylion
Posts: 8
Joined: 22 Jan 2019, 13:10

Re: error: ppp0: failed to set IPv4 address: Invalid argument

Post by shylion »

Спасибо, попробую
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