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264 Commits

Author SHA1 Message Date
hwdsl2
ddaa0ee99c Improve DNS servers 
- Improve modecfgdns format
- Better parsing of DNS servers in upgrade scripts
- Add usage of DNS server variables to README and allow users to specify
  only one or both alternative DNS servers
 2018-12-17 00:07:04 -06:00
hwdsl2
ff82c3fb6e Improve VPN ciphers 
- Optimize order of VPN ciphers for performance
 2018-11-24 10:30:42 -06:00
hwdsl2
f1c8c06af1 Improve VPN ciphers 
- Replace "aes_gcm256-null,aes_gcm128-null" with "aes_gcm-null" to
  improve compatibility with some Linux kernels
- Ref: https://libreswan.org/wiki/FAQ#Using_aes_gcm_or_aes_ctr_results_in_ERROR:_netlink_response_for_Add_SA_esp.XXXXXXXX.40IPADDRESS_included_errno_22:_Invalid_argument
 2018-11-02 01:54:49 -05:00
hwdsl2
5f75a7306a Improve VPN ciphers 
- Revert 'sha2-truncbug' from 'no' to 'yes' to fix compatibility with
  Android versions 6.x and 7.x.
- Remove aes128-sha2_512 algorithm
- Ref: 732ad1e
 2018-10-28 00:33:42 -05:00
hwdsl2
e8723245f0 Improve VPN config 
- Increase auto-generated IPsec PSK length to 20 characters
- Add a note to README
 2018-10-27 15:22:53 -05:00
hwdsl2
732ad1e941 Improve VPN ciphers 
- Optimize VPN ciphers and their order for improved security and
  compatibility with different OS. Remove 3DES algorithm
- Change 'sha2-truncbug' from 'yes' to 'no'
- Update docs
 2018-10-27 00:53:19 -05:00
hwdsl2
9db710090d Improve VPN ciphers 
- Add AES-GCM cipher for Chromebook compatibility and performance
 2018-10-25 01:25:35 -05:00
hwdsl2
804211c101 Cleanup 2018-10-21 00:20:54 -05:00
hwdsl2
a04d2d32e8 New Libreswan version 
- Upgrade Libreswan to 3.27
- Cleanup
 2018-10-09 12:32:28 -05:00
hwdsl2
b803f32b71 New Libreswan version 
- Upgrade to new Libreswan version 3.26
- Ref: https://github.com/libreswan/libreswan/issues/202
- Cleanup
 2018-09-21 23:47:17 -05:00
hwdsl2
95c8a178e7 Improve variables 
- Move SWAN_VER to the top of the scripts
- Add check for Libreswan version
- Cleanup
 2018-09-18 00:57:03 -05:00
hwdsl2
2fe44b172e Improve Libreswan versions 
- Add compilation workarounds specific to Libreswan 3.23/3.25 to the VPN
  setup scripts, so that users may install those versions by modifying
  SWAN_VER before running the scripts
- Cleanup
 2018-09-11 00:03:04 -05:00
hwdsl2
8d90a3877c Add version note 2018-09-10 01:26:31 -05:00
hwdsl2
1227a0ed5d Improve xl2tpd workaround 
- Exclude Ubuntu from xl2tpd 1.3.12 workaround (Ref: 3f8e79b), because
  updated xl2tpd packages are now available for Ubuntu 16.04 and 18.04
  See: https://bugs.launchpad.net/ubuntu/+source/xl2tpd/+bug/1760796
- Add Linux kernel 4.16 to the list of kernels to work around
- Cleanup
 2018-09-04 23:11:59 -05:00
hwdsl2
b8088d3934 Improve EPEL repo 
- Improve handling of the EPEL repository. Although uncommon, some systems
  can have epel-release installed but disabled in /etc/yum.repos.d/epel.repo
- Fixes #210
 2018-07-04 20:07:32 -05:00
hwdsl2
59f817575c Create rundir 
- Create /run/pluto which is used as rundir in Libreswan 3.22 and newer
- Fixes #407
 2018-06-10 16:08:12 -05:00
hwdsl2
1ff393b91c Use Libreswan 3.22 
- Use Libreswan 3.22 instead of 3.23 due to an issue with connecting
  multiple IPsec/XAuth VPN clients from behind the same NAT
- Ref: c982502 0cf01c0
 2018-06-06 00:40:09 -05:00
hwdsl2
f838fcfe12 Fix IP parsing 
- Fix parsing private IP on some systems such as Ubuntu 18.04
 2018-06-03 23:24:37 -05:00
hwdsl2
3452926759 Use xl2tpd 1.3.12 
- Install xl2tpd 1.3.12 for CentOS 6 with Linux kernel 4.14/4.15
- This version fixes an xl2tpd issue under the above Linux kernels
- Remove Linux kernel check which is no longer needed
- Ref: 3f8e79b (fix for Ubuntu/Debian)
 2018-05-23 20:40:58 -05:00
hwdsl2
95bcadb2c2 Improve VPN ciphers 
- Add back aes256-sha2_512 to phase2alg, required on some Android systems
- Fixes #391
 2018-05-23 19:54:37 -05:00
hwdsl2
8e15eb683c Cleanup 2018-05-23 01:39:53 -05:00
hwdsl2
e3fe8b05bf Improve workaround 
- Specify "left=" in ipsec.conf for servers with 'src' in default route
- Ref: https://github.com/libreswan/libreswan/issues/177
 2018-05-21 00:58:24 -05:00
hwdsl2
3b7039ef78 Update Linux kernel check 2018-05-16 22:34:33 -05:00
hwdsl2
f2f6524201 Re-add Android workaround 
- VPN on Android 6.0, 7.0 and 7.1.1 requires sha2-truncbug=yes to work
- Android 5.1, 8.0 and 8.1 also connect OK with this setting
- Ref: https://libreswan.org/wiki/FAQ#Configuration_Matters
 2018-05-08 00:39:52 -05:00
hwdsl2
102ccbc17d Clean up VPN ciphers 
- Remove aes256-sha2_512
- Change sha2-truncbug to no for newer Android versions
- Fixes #303
 2018-05-05 18:51:24 -05:00
hwdsl2
0c6cb4b8a9 Update year 2018-05-05 18:49:38 -05:00
hwdsl2
240a0187f6 Update Linux kernel check 2018-05-04 03:16:58 -05:00
hwdsl2
3c9c3d25a7 Add check for Linux kernel 4.15 2018-05-03 00:52:14 -05:00
hwdsl2
632165685a Add iptables dependency 
- Closes #363
- Thanks @rocboronat!
 2018-05-02 02:58:45 -05:00
hwdsl2
fa5abe7825 Remove unneeded check on CentOS 2018-02-03 16:10:09 -06:00
hwdsl2
0cf01c0eb8 Update ipsec.conf 
- Switch to new keyword 'modecfgdns' in Libreswan 3.23
 2018-01-29 02:11:16 -06:00
hwdsl2
c982502ad4 Upgrade Libreswan to 3.23 
- Remove 'docker-targets.mk' from Makefile to avoid git errors
  during compilation
 2018-01-29 01:22:24 -06:00
hwdsl2
cc64a29c01 Re-add RPi workaround 
- Libreswan 3.22 may fail to compile on Raspberry Pi w/ Raspbian 9
- Use version 3.21 instead of 3.22 for Raspbian systems
- Ref: d472c65
 2017-12-06 04:55:22 -06:00
hwdsl2
3f39255f84 Bug fix for RHEL 6/7 
- Fix compatibility with Red Hat Enterprise Linux (RHEL) 6 and 7
- Ref: #273
 2017-11-20 00:33:36 -06:00
hwdsl2
2dfa587a71 Fix Libreswan 3.22 bug 
- This bug causes Libreswan 3.22 fail to start on a Raspberry Pi
- Apply fix from Libreswan GitHub repo: libreswan/libreswan@e154ae7
- Ref: https://lists.libreswan.org/pipermail/swan/2017/002338.html
 2017-11-12 23:51:53 -06:00
hwdsl2
7190577c99 Minor clean up 2017-11-01 22:15:56 -05:00
hwdsl2
70c6d6b540 Various clean up 2017-11-01 01:01:49 -05:00
hwdsl2
16e437f58e Minor clean up 
- Wrap the scripts in a big function which is only called at the very end,
  to protect against the possibility of connection interruptions
- Clean up some variables names
 2017-10-29 19:53:35 -05:00
hwdsl2
05c2cb911b Improve sysctl settings 
- Fix kernel.shmmax and kernel.shmall on 32-bit Linux. Thanks @komanshidaruma!
- Clean up other sysctl settings
 2017-10-28 15:40:24 -05:00
hwdsl2
ef90b6ff19 Upgrade Libreswan to 3.22 2017-10-26 01:48:15 -05:00
hwdsl2
47e1c92051 Clean up ipsec.conf 
- Remove unneeded option nhelpers=0
 2017-10-26 01:48:15 -05:00
hwdsl2
9cd6cb50b7 Clean up packages 
- Remove libunbound-dev / unbound-devel (these packages are not needed
  because we are not enabling DNSSEC)
  Ref: https://github.com/libreswan/libreswan/issues/117
 2017-10-02 20:33:24 -05:00
hwdsl2
23c4a287d3 Use parallel make 
- Speed up Libreswan compilation using parallel make ("-j" option)
 2017-09-28 01:11:03 -05:00
hwdsl2
f46e18cffc Skip building manpages 
- Skip building manpages for Libreswan
- No longer need/install "xmlto" package
- Reduce Libreswan compilation time by ~30%
 2017-09-28 00:15:08 -05:00
hwdsl2
536ac8f54b Update ipsec.conf 
- Replace obsolete keyword "virtual_private" with "virtual-private"
 2017-09-27 21:41:24 -05:00
hwdsl2
82da3121b1 Enable MS-CHAP v2 
- Allow MS-CHAP v2 for better compatibility with the built-in Windows 10
  VPN client. Thanks @remini1998!
 2017-09-25 00:28:10 -05:00
hwdsl2
caf9293b8a New Libreswan version 3.21 2017-08-20 10:52:28 -05:00
hwdsl2
8ac1573106 Minor clean up 2017-06-21 11:59:07 -05:00
hwdsl2
cf595eaee7 Improve services on boot 
- Systemd may run rc.local early during system boot
- Insert delay so that services can start correctly
 2017-06-21 00:02:03 -05:00
hwdsl2
5e3689198f Improve network interfaces 
- Better detection of default network interface when the 'route'
  command is not available
 2017-06-20 23:59:13 -05:00
hwdsl2
47a9015135 Improve VPN ciphers 
- Add 3des-sha2 to allowed VPN ciphers, and clean up
 2017-06-02 14:24:55 -05:00
DL6ER
748d89bb4b
Add 3des-sha2 to both ike= and phase2alg= lines. Fixes #154 2017-06-02 18:20:23 +02:00
hwdsl2
8fb4bf7897 Minor clean up 2017-05-22 11:46:28 -05:00
hwdsl2
d711e2aee6 Improve network interfaces 
- Try to auto detect server's default network interface
- Display a warning if the default interface is wlan*
 2017-05-17 17:24:19 -05:00
hwdsl2
cf75c2bb86 Improve network interfaces 
- Use eth0 instead of eth+ throughout for consistency
- Improve error messages when eth0 is unavailable
 2017-04-30 17:16:33 -05:00
hwdsl2
cebf9f4361 Minor clean up 2017-04-12 10:38:57 -05:00
hwdsl2
f58afbc84b Update VPN ciphers 
- Add aes256-sha2_512 to the list of allowed ciphers
- Required for Android 7.1.x and (possibly) Chromebook
 2017-04-12 10:17:08 -05:00
hwdsl2
67474fddc9 Improve VPN variables 
- Check VPN credentials for non-ASCII characters
- Ref: #130
 2017-04-07 13:55:46 -05:00
hwdsl2
222acbf5ae New Libreswan version 
- New Libreswan version 3.20
- Use GitHub as primary download source
 2017-03-23 13:55:51 -05:00
hwdsl2
6f1dc6db1c Remove fail2ban workaround 
- The fail2ban bug on CentOS 7 has been fixed. Remove workaround.
- Ref: 320e17a, https://bugzilla.redhat.com/show_bug.cgi?id=1422500
 2017-03-06 11:03:33 -06:00
hwdsl2
347f3fdbfe Improve IPTables rules 
- Improve blocking of unencrypted L2TP without IPsec
- Closes #116. Thanks @ryt51V!
 2017-02-18 08:53:00 -06:00
hwdsl2
43d11fe35a Fix xl2tpd on CentOS 7 for Linode 
- Fix xl2tpd on CentOS 7 for providers such as Linode,
  where kernel module "l2tp_ppp" is unavailable
- Closes: #114
 2017-02-16 12:39:21 -06:00
hwdsl2
320e17a61d Workaround for fail2ban bug 
- Temporary workaround for fail2ban bug on CentOS 7
- Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1422500
 2017-02-16 12:14:13 -06:00
hwdsl2
08e08c6924 Improve customization 
- Use variables for easier customization of VPN subnets and DNS
- Other minor improvements
 2017-02-11 21:36:37 -06:00
hwdsl2
03007079e6 Improve VPN IPs 
- Use %defaultroute and iptables MASQUERADE, no need to detect private IP
- Use %any for the first field of ipsec.secrets, instead of public IP
- As a result, the VPN server should now better adapt to IP changes.
 2017-02-10 18:00:29 -06:00
hwdsl2
63697214b4 Improve VPN ciphers 
- Consolidate VPN ciphers for "ike=" and "phase2alg=" in ipsec.conf.
 2017-01-18 23:01:09 -06:00
hwdsl2
e40dd6219b Bugfix 
- Libreswan 3.19 removed MODP1024 from the ike= default list,
  which breaks compatibility with Android 5.x and others
- This commit explicitly adds MODP1024 back to the ike= list
- Fixes #101. Thanks @keijodputt!
 2017-01-18 20:10:43 -06:00
hwdsl2
2727f1a1a0 Update year 2017-01-16 22:13:13 -06:00
hwdsl2
85ac19fc70 Minor fix 
- Use the "fixed strings" option in "grep" commands for "swan_ver",
  so that the "." in this variable is treated literally.
 2017-01-16 17:31:38 -06:00
hwdsl2
2dbdee1287 Upgrade to Libreswan 3.19 
- Upgrade to new Libreswan version 3.19
- Some changes are required in the VPN config files
- Ref:
  https://lists.libreswan.org/pipermail/swan-announce/2017/000023.html
 2017-01-16 12:30:37 -06:00
hwdsl2
ad8295721d Minor clean up 2017-01-09 10:39:26 -06:00
hwdsl2
ba0fbb3860 Improve script outputs 2017-01-09 02:50:03 -06:00
hwdsl2
9500da3231 Bugfix 
- Fix commit ca84aa7 to avoid a possible race condition
  when starting ipsec and xl2tpd services on boot
 2017-01-06 00:51:59 -06:00
hwdsl2
ca84aa7a13 Improve services on boot 2017-01-04 02:21:09 -06:00
hwdsl2
89d75f7243 Bugfix for Android 6 and 7 
- Add "sha2-truncbug=yes" to /etc/ipsec.conf to fix VPN connections
  on Android 6 (Marshmallow) and 7 (Nougat)
- Ref: https://libreswan.org/wiki/FAQ#Configuration_Matters
 2017-01-03 22:40:48 -06:00
hwdsl2
3dbf3a9c09 Remove xl2tpd workaround 
- Updated xl2tpd package is now available in EPEL
- This workaround is no longer needed
- Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1406360
- Ref: 8cc1362
 2016-12-31 16:36:04 -06:00
hwdsl2
261e472e3e Bugfix 
- In xl2tpd version 1.3.8, which was pushed to the EPEL repository
  in Dec. 2016, the options "crtscts" and "lock" are no longer
  recognized in "/etc/ppp/options.xl2tpd" and generates an error.
- This commit fixes the VPN on CentOS by removing those options.
- Ref: https://github.com/xelerance/xl2tpd/issues/108
 2016-12-30 00:56:38 -06:00
hwdsl2
b59389a03f Use L2TP kernel support 
- Use L2TP kernel support on CentOS 6
- This could improve L2TP performance
 2016-12-29 00:53:30 -06:00
hwdsl2
8cc1362d17 Workaround for xl2tpd bug 
- Temporary workaround for an xl2tpd bug which affects CentOS 7
- Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1406360
 2016-12-28 13:23:27 -06:00
hwdsl2
6479212c45 Improve workaround 
- Improve workaround for non-eth0 network interfaces
- Fixed an issue where it cannot be used with sudo
 2016-11-28 13:11:57 -06:00
hwdsl2
61bd1254ed Minor clean up 2016-11-10 13:02:04 -06:00
hwdsl2
6d99a01b0a Remove SHA2 workaround 
- Libreswan 3.18 and higher prefers sha2_512 over sha2_256
- The 'sha2-truncbug=yes' workaround is no longer needed
- Ref: https://libreswan.org/wiki/FAQ#Configuration_Matters
 2016-11-06 14:40:30 -06:00
hwdsl2
6e16712bc5 Minor clean up 2016-10-31 01:59:11 -05:00
hwdsl2
9319ce8ae2 Clean up IPTables rules 
- Only add the necessary IPTables rules for the VPN
- Other minor clean ups
 2016-10-29 18:00:24 -05:00
hwdsl2
e3d830dfd4 Improve services on boot 
- Better handling of starting IPTables & Fail2Ban on boot
- Use iptables-services and disable firewalld for CentOS 7
 2016-10-29 18:00:11 -05:00
hwdsl2
6f2818753a Minor improvements and clean up 2016-10-10 22:34:51 -05:00
hwdsl2
4c6de2af29 Improve network interfaces 
- Better handling of non-eth0 network interfaces
- Now easier to use on servers with new interface names
 2016-10-10 16:49:46 -05:00
hwdsl2
0e51150d84 Check VPN credentials 
- If the provided VPN credentials contain \ " or ', exit with error
- The above special characters can cause issues with the VPN
 2016-09-23 14:31:10 -05:00
hwdsl2
cce15b7f08 Improve IP checking 
- Use a function to simplify code for IP checking
- Remove new lines before matching with IP regex
 2016-09-23 00:39:36 -05:00
hwdsl2
7cdd372a6e Improve IPTables rules 
- Fixed an uncommon use case where the setup script is run again after
  a server IP change. Make sure to update IPTables rules in this case.
- Thanks @larryisthere! Ref: #17
 2016-09-21 21:06:22 -05:00
hwdsl2
7937a74469 Improve IP detection 
- Remove unneeded code for Amazon EC2
- Check IPs for correct format after each try
 2016-09-09 15:41:02 -05:00
hwdsl2
96a071ebc5 Improve VPN ciphers 
- Add stronger cipher options
- Fix for Android 6.0 VPN clients
 2016-08-26 00:21:10 -05:00
hwdsl2
14767d354f Reduce wget timeout 2016-08-11 22:12:22 -05:00
hwdsl2
335b4035b9 Minor clean up 2016-08-07 14:00:07 -05:00
hwdsl2
077b119274 New Libreswan version 3.18 2016-07-29 12:55:08 -05:00
hwdsl2
004c68f6ad Improve readability and clean up 2016-07-12 22:43:41 -05:00
hwdsl2
1f76dc169a Better handling of custom SSH port 2016-07-10 00:47:41 -05:00
hwdsl2
7bece1681d Minor improvements and clean up 2016-07-03 21:28:27 -05:00
hwdsl2
ac91fa9b79 Improve error output 2016-06-29 03:22:21 -05:00
hwdsl2
8336260799 Minor improvement to 'tr' 2016-06-29 03:20:49 -05:00
hwdsl2
c28f9b0928 Prepare for new requirements 
- New requirements in Libreswan 3.18 (not released yet)
- libsystemd-dev (Ubuntu/Debian) or systemd-devel (CentOS)
- Applies only to systemd-based Linux distributions
 2016-06-28 17:49:18 -05:00
hwdsl2
d32b449f46 Improve IP detection 2016-06-26 13:00:11 -05:00
hwdsl2
f0804e5184 Remove IP6Tables rules 
- Not needed for the VPN to work
 2016-06-26 01:09:13 -05:00
hwdsl2
fa704629f0 Improve backup of IPTables rules 2016-06-26 00:56:12 -05:00
hwdsl2
de6f4a45ad Minor improvements and clean up 2016-06-21 03:54:47 -05:00
hwdsl2
59c7227587 Improve defining VPN variables 2016-06-11 15:36:43 -05:00
hwdsl2
deb2f75eb9 Improve eth0 detection 2016-06-10 22:05:26 -05:00
hwdsl2
8a75d02751 Improve xl2tpd options 2016-06-10 19:34:59 -05:00
hwdsl2
e3bdaeba52 Improve error output and clean up 
- Output all error messages to STDERR
- Minor improvements and clean up
 2016-06-07 19:29:30 -05:00
hwdsl2
feaeadb41a Minor fix for IPTables rules 2016-06-06 12:18:22 -05:00
hwdsl2
6aaf6240c1 Re-add support for 32-bit CentOS 
Refer to commit: 1cc1e89
 2016-06-06 12:04:52 -05:00
hwdsl2
6643a8cd87 Add fallback URL for Libreswan 2016-06-05 18:24:15 -05:00
hwdsl2
9317f4824d Improve IPTables rules for VPN 
- Allow traffic between VPN clients themselves by default
- Add notes on how to change this behavior (uncomment rules)
 2016-06-05 17:34:24 -05:00
hwdsl2
371b5c3e7f Minor improvements and clean up 2016-06-05 00:26:56 -05:00
hwdsl2
9ce1769208 Minor improvement to IPsec config 2016-06-03 16:44:37 -05:00
hwdsl2
3e1ea78f15 Improve defining VPN variables 2016-06-01 21:27:29 -05:00
Dustin Oprea
34c6511ebe Added execute bit to scripts. 2016-05-27 21:06:25 -04:00
hwdsl2
1cc1e89963 Use Libevent2 from CentOS 6 repo 
- Libevent2 is newly available in CentOS 6 as of May 12
- No longer need to install from download.libreswan.org
- Remove libevent-devel before install to avoid conflicts
- Thanks to Thomas C for reporting this issue
 2016-05-26 18:16:24 -05:00
hwdsl2
a1dd7c687b Minor changes in wording 2016-05-26 14:31:11 -05:00
hwdsl2
9e300f3907 Use lowercase variable names 2016-05-21 05:34:19 -05:00
hwdsl2
8628301d28 Minor improvements and clean up 2016-05-21 03:59:08 -05:00
hwdsl2
b25e88c1b1 Minor improvements and clean up 2016-05-19 11:10:36 -05:00
Dustin Oprea
d692e243c0 Renamed PSK variable and adjusted IP variables. 2016-05-18 22:46:28 -04:00
hwdsl2
f38f8a7a36 Reduce output verbosity and clean up 2016-05-17 00:13:16 -05:00
hwdsl2
ff8dd58749 🎉 Feature: Add support for IPsec/XAUTH 2016-05-16 13:56:05 -05:00
hwdsl2
49a74df63b Feature: Auto-generate VPN credentials 2016-05-14 11:01:32 -05:00
hwdsl2
81a731eb5d Set PATH to avoid issues on some systems 
Reference: #19
 2016-05-11 16:36:07 -05:00
hwdsl2
a166285504 Use git.io shortened URLs 2016-05-11 16:26:30 -05:00
hwdsl2
f5e2c87db9 Minor improvements and clean up 2016-04-22 11:54:14 -05:00
hwdsl2
4003b82485 Make sure basic commands exist 2016-04-22 11:52:33 -05:00
hwdsl2
3ca9af7858 Fix detection of Wget errors 
Wget writes out a zero-byte file on certain failures such as 404.
We should check its exit code instead of checking whether the file exists.
 2016-04-20 21:42:55 -05:00
hwdsl2
5866932ea0 Improve install of EPEL repository 2016-04-20 21:28:19 -05:00
hwdsl2
af23dd290f Minor improvements and clean up 2016-04-20 17:31:29 -05:00
hwdsl2
8e388a07d3 Display VPN details after install 2016-04-17 17:10:33 -05:00
hwdsl2
04c8155791 Minor improvements and clean up 2016-04-07 12:20:08 -05:00
Lin Song
d909b986cf Add support for Ubuntu 16.04 (Xenial) 2016-04-07 12:18:06 -05:00
hwdsl2
4976bde854 Update Libreswan version to 3.17 2016-04-05 23:51:54 -05:00
hwdsl2
01b5cf1c6b Minor improvement to ignore IPv6 errors 2016-02-08 10:46:06 -06:00
hwdsl2
39c9249c3b Minor improvements and clean up 2016-01-30 13:12:15 -06:00
hwdsl2
5f617a30cb Update copyright year 2016-01-25 10:38:07 -06:00
hwdsl2
ab98a9e6b0 Clean up sysctl.conf settings 2016-01-21 17:00:51 -06:00
hwdsl2
684761015e Minor improvements and clean up 2016-01-21 11:50:35 -06:00
hwdsl2
b61035137f Important: Fixed an error in IP format checking. 
- Due to a mistake in the "grep" command, empty strings would pass the IP
  regex checks, which is not OK.
- Please update your VPN scripts with this commit!
 2016-01-21 09:45:31 -06:00
hwdsl2
f47d78b0f1 Improve the process of defining VPN variables 
- Put variables inside single quotes to avoid escaping them
- Make clear which characters should not be used in values

Thanks for your helpful suggestions, @Langleson !
 2016-01-21 02:12:30 -06:00
hwdsl2
acb2000e40 Minor changes in wording and some optimizations 2016-01-19 02:29:01 -06:00
hwdsl2
9609b0b7b5 Add check for network interface eth0 2016-01-19 01:26:12 -06:00
hwdsl2
7ca9723e45 Minor changes in wording 2016-01-19 01:23:17 -06:00
hwdsl2
bd42a23185 Use newer Libevent2 packages from download.libreswan.org 2016-01-18 11:34:29 -06:00
hwdsl2
d82d6d00b3 Update comments in the VPN scripts 2016-01-17 17:05:35 -06:00
hwdsl2
4ab84f14aa Update sysctl.conf settings and IPTables rules 2016-01-17 14:29:30 -06:00