[strongSwan] Problem with static ip on Windows IKEv2
Daniel
daniel at ghcrecemos.com
Fri Mar 10 08:46:42 CET 2017
> El 9 mar 2017, a las 12:16, Noel Kuntze <noel at familie-kuntze.de> escribió:
>
> iOS:
>> Mar 09 11:38:08 900333e2e8f1 charon[18975]: 12[ENC] parsed INFORMATIONAL request 6 [ D ]
>
> Unrelated to virtual IPs. Check log on iOS for information. Maybe iOS doesn't trust certificates that are issued by Let's Encrypt for IPsec?
>
> windows:
>
>> Mar 09 11:50:29 900333e2e8f1 charon[18975]: 13[CFG] looking for peer configs matching 176.31.13.185[%any]...79.153.142.222[192.168.222.130]
>> Mar 09 11:50:29 900333e2e8f1 charon[18975]: 13[CFG] no matching peer config found
>
> It's because the ID "192.168.222.130" is not configured in any of your two conns, where the IDs are specified.
> Don't specify the IDs. Just use a conn for your roadwarriors and add a pool with the leases you need.
>
> You can't make this work for Windows (or Mac OSX) with static IDs, because those hosts send their LAN IP as initiator IDs
> by default and they're hence unpredictable and unrelated to their actual usernames that are used during EAP authentication.
Would it be possible if I created a single certificate for each Windows?
> On 09.03.2017 11:58, Daniel wrote:
>> Hi, i have uploaded my logs with your considerations (without sql database) when strongswan starts and example of ios device connection and windows device error connection.
>>
>> strongswan_log_load.log -> https://paste.ee/p/GBEJ7 <https://paste.ee/p/GBEJ7>
>> working_ios_connection.log -> https://paste.ee/p/cibrx <https://paste.ee/p/cibrx>
>> windows_cant_connnect.log -> https://paste.ee/p/AnTsJ <https://paste.ee/p/AnTsJ>
>>
>> Thaks for your help.
>>
>>> El 8 mar 2017, a las 14:22, Noel Kuntze <noel at familie-kuntze.de <mailto:noel at familie-kuntze.de> <mailto:noel at familie-kuntze.de <mailto:noel at familie-kuntze.de>>> escribió:
>>>
>>> Logs, please.
>>>
>>> On 08.03.2017 08:49, Daniel wrote:
>>>>
>>>> I made the change (auto=add) and it still does not work. I'm going to try integrating pools into sqlite and tell them the result.
>>>>
>>>> Thank you
>>>>
>>>>> El 8 mar 2017, a las 0:32, Noel Kuntze <noel at familie-kuntze.de <mailto:noel at familie-kuntze.de> <mailto:noel at familie-kuntze.de <mailto:noel at familie-kuntze.de>> <mailto:noel at familie-kuntze.de <mailto:noel at familie-kuntze.de>>> escribió:
>>>>>
>>>>> Move the "auto=add" out of conn %default into each individual conn you actually need.
>>>>> The way you're doing it makesno sense.
>>>>> The proper way to do this is to use a static IP pool backed by an sqlite file or a MySQL server
>>>>> and to assign the leases based on the identity there.
>>>>>
>>>>> The proper way to do this is to
>>>>> On 07.03.2017 21:56, Daniel wrote:
>>>>>> Hi, I have a strongswan 5.3.5 on Ubuntu server. I use this VPN server to iOS devices and Windows 10 laptops.
>>>>>>
>>>>>> I will try to explain the problem:
>>>>>>
>>>>>> I have ipsec.secrets with user/password EAP auth ex:
>>>>>>
>>>>>>> # This file holds shared secrets or RSA private keys for authentication.
>>>>>>>
>>>>>>> # This is private key located at /etc/ipsec.d/private/
>>>>>>> : RSA privkey.pem
>>>>>>>
>>>>>>> # VPN users
>>>>>>> strike : EAP "12341234"
>>>>>>> dottas : EAP "45645645"
>>>>>>
>>>>>> I have my ipsec.conf assign static ip config to users based on rightid:
>>>>>>
>>>>>>> config setup
>>>>>>> charondebug = ike 3, cfg 3
>>>>>>>
>>>>>>> conn %default
>>>>>>>
>>>>>>> dpdaction=clear
>>>>>>> dpddelay=550s
>>>>>>> dpdtimeout=72000s
>>>>>>> keyexchange=ikev2
>>>>>>> auto=add
>>>>>>> rekey=no
>>>>>>> reauth=no
>>>>>>> fragmentation=yes
>>>>>>> compress=yes
>>>>>>>
>>>>>>> # left - local (server) side
>>>>>>> leftcert=fullchain.pem# Filename of certificate located at /etc/ipsec.d/certs/
>>>>>>> leftsendcert=always
>>>>>>> # Routes pushed to clients. If you don't have ipv6 then remove ::/0
>>>>>>> leftsubnet=0.0.0.0/0
>>>>>>>
>>>>>>> # right - remote (client) side
>>>>>>> eap_identity=%identity
>>>>>>> # ipv4 subnets that assigns to clients.
>>>>>>> rightsourceip=10.8.0.0/24
>>>>>>> rightdns=8.8.8.8
>>>>>>>
>>>>>>> # Windows Auth CFG
>>>>>>> conn ikev2-mschapv2
>>>>>>> rightauth=eap-mschapv2
>>>>>>>
>>>>>>> # Apple Auth CFG
>>>>>>> conn ikev2-mschapv2-apple
>>>>>>> rightauth=eap-mschapv2
>>>>>>> leftid=mydomain.com <http://mydomain.com/> <http://mydomain.com/ <http://mydomain.com/>> <http://mydomain.com/ <http://mydomain.com/>> <http://mydomain.com <http://mydomain.com/><http://mydomain.com/ <http://mydomain.com/>> <http://mydomain.com/ <http://mydomain.com/>>>
>>>>>>>
>>>>>>> # Static IP configs
>>>>>>>
>>>>>>> conn static-ip-for-strike
>>>>>>> also="ikev2-mschapv2-apple"
>>>>>>> right=%any
>>>>>>> rightid=strike
>>>>>>> rightsourceip=10.8.0.100/32
>>>>>>> auto=add
>>>>>>>
>>>>>>> conn static-ip-for-dottas
>>>>>>> also="ikev2-mschapv2"
>>>>>>> right=%any
>>>>>>> rightid=dottas
>>>>>>> rightsourceip=10.8.0.33/32
>>>>>>> auto=add
>>>>>>
>>>>>> All iOS clients connect fine and take static IP but Windows always get an IP address by DHCP pool. If I delete rightsourceip=10.8.0.0/24 field Windows dont recibe any IP address and dont connect.
>>>>>>
>>>>>> Some log outputs:
>>>>>>
>>>>>> ipsec leases
>>>>>>
>>>>>>>
>>>>>>> Leases in pool '10.8.0.0/24', usage: 0/254, 0 online
>>>>>>> no matching leases found
>>>>>>> Leases in pool '10.8.0.33/32', usage: 0/1, 0 online
>>>>>>> no matching leases found
>>>>>>> Leases in pool '10.8.0.100/32', usage: 0/1, 0 online
>>>>>>> no matching leases found
>>>>>>> ...
>>>>>>
>>>>>> journalctl -f -u strongswan
>>>>>>
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] IKE_SA ikev2-mschapv2[1] state change: CONNECTING => ESTABLISHED
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] peer requested virtual IP %any
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] assigning new lease to 'dottas'
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] assigning virtual IP 10.8.0.1 to peer 'dottas'
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] peer requested virtual IP %any6
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] no virtual IP found for %any6 requested by 'dottas'
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] building INTERNAL_IP4_DNS attribute
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] looking for a child config for 0.0.0.0/0 ::/0 === 0.0.0.0/0 ::/0
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] proposing traffic selectors for us:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] 0.0.0.0/0
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] proposing traffic selectors for other:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] 10.8.0.1/32
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] candidate "ikev2-mschapv2" with prio 10+2
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] found matching child config "ikev2-mschapv2" with prio 12
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting proposal:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] no acceptable ENCRYPTION_ALGORITHM found
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting proposal:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] no acceptable ENCRYPTION_ALGORITHM found
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting proposal:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] no acceptable ENCRYPTION_ALGORITHM found
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting proposal:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] proposal matches
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] received proposals: ESP:AES_CBC_256/HMAC_SHA1_96/NO_EXT_SEQ, ESP:3DES_CBC/HMAC_SHA1_96/NO_EXT_SEQ
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] configured proposals: ESP:AES_CBC_128/HMAC_SHA1_96/NO_EXT_SEQ, ESP:3DES_CBC/HMAC_SHA1_96/NO_EXT_SEQ, ESP:AES_CBC_128/AES_CBC_192/AES_CBC_256/3DES_CBC/BLOWFISH_CBC_256/HMAC_SHA1_96/AES_XCBC_96/HMAC_MD5_96/NO_EXT_SEQ
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selected proposal: ESP:3DES_CBC/HMAC_SHA1_96/NO_EXT_SEQ
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting traffic selectors for us:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] config: 0.0.0.0/0, received: 0.0.0.0/0 => match: 0.0.0.0/0
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] config: 0.0.0.0/0, received: ::/0 => no match
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] selecting traffic selectors for other:
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] config: 10.8.0.1/32, received: 0.0.0.0/0 => match: 10.8.0.1/32
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[CFG] config: 10.8.0.1/32, received: ::/0 => no match
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] CHILD_SA ikev2-mschapv2{1} established with SPIs ccd1079d_i 9a38f558_o and TS 0.0.0.0/0 === 10.8.0.1/32
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[IKE] CHILD_SA ikev2-mschapv2{1} established with SPIs ccd1079d_i 9a38f558_o and TS 0.0.0.0/0 === 10.8.0.1/32
>>>>>>> Mar 07 21:53:29 900333e2e8f1 charon[5111]: 12[ENC] generating IKE_AUTH response 5 [ AUTH CPRP(ADDR DNS) SA TSi TSr N(MOBIKE_SUP) N(ADD_4_ADDR) N(ADD_4_ADDR) ]
>>>>>>> ...
>>>>>>
>>>>>> ipsec leases
>>>>>>
>>>>>>> Leases in pool '10.8.0.0/24', usage: 1/254, 0 online
>>>>>>> 10.8.0.1 online 'dottas'
>>>>>>> Leases in pool '10.8.0.33/32', usage: 0/1, 0 online
>>>>>>> no matching leases found
>>>>>>> Leases in pool '10.8.0.100/32', usage: 0/1, 0 online
>>>>>>> no matching leases found
>>>>>>> ...
>>>>>>
>>>>>>
>>>>>> Any idea to assign static ip address to windows clients?
>>>>>>
>>>>>> Thank you.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing list
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>>>>>> https://lists.strongswan.org/mailman/listinfo/users <https://lists.strongswan.org/mailman/listinfo/users>
>>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> Mit freundlichen Grüßen/Kind Regards,
>>>>> Noel Kuntze
>>>>>
>>>>> GPG Key ID: 0x63EC6658
>>>>> Fingerprint: 23CA BB60 2146 05E7 7278 6592 3839 298F 63EC 6658
>>>>
>>>>
>>>>
>>>> _______________________________________________
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>>>>
>>>
>>> --
>>>
>>> Mit freundlichen Grüßen/Kind Regards,
>>> Noel Kuntze
>>>
>>> GPG Key ID: 0x63EC6658
>>> Fingerprint: 23CA BB60 2146 05E7 7278 6592 3839 298F 63EC 6658
>>
>>
>>
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>
> --
>
> Mit freundlichen Grüßen/Kind Regards,
> Noel Kuntze
>
> GPG Key ID: 0x63EC6658
> Fingerprint: 23CA BB60 2146 05E7 7278 6592 3839 298F 63EC 6658
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