WebSVN – ALCASAR – Diff – /conf/fail2ban.sh


#!/bin/sh
# $Id: fail2ban.sh 2357 2017-07-27 14:29:28Z tom.houdayer $
 
FAIL_CONF="/etc/fail2ban/fail2ban.conf"
JAIL_CONF="/etc/fail2ban/jail.conf"
DIR_FILTER="/etc/fail2ban/filter.d/"
ACTION_ALLPORTS="/etc/fail2ban/action.d/iptables-allports.conf"
 
#########################################################
## Mise à jour du fichier de configuration de fail2ban ##
#########################################################
[ -f $FAIL_CONF ] && [ ! -e $FAIL_CONF.default ] && mv $FAIL_CONF $FAIL_CONF.default
cat << EOF > $FAIL_CONF
 
[Definition]
 
# Option:  loglevel
# Notes.:  Set the log level output.
#          1 = ERROR
#          2 = WARN
#          3 = INFO
#          4 = DEBUG
# Values:  NUM  Default:  3
#
loglevel = 3
 
# Option:  logtarget
# Notes.:  Set the log target. This could be a file, SYSLOG, STDERR or STDOUT.
#          Only one log target can be specified.
# Values:  STDOUT STDERR SYSLOG file  Default:  /var/log/fail2ban.log
#
logtarget = /var/log/fail2ban.log
 
# Option: socket
# Notes.: Set the socket file. This is used to communicate with the daemon. Do
#         not remove this file when Fail2ban runs. It will not be possible to
#         communicate with the server afterwards.
# Values: FILE  Default:  /var/run/fail2ban/fail2ban.sock
#
socket = /var/run/fail2ban/fail2ban.sock
 
# Option: pidfile
# Notes.: Set the PID file. This is used to store the process ID of the
#         fail2ban server.
# Values: [ FILE ]  Default: /var/run/fail2ban/fail2ban.pid
#
pidfile = /var/run/fail2ban/fail2ban.pid
EOF
 
#########################################################
## Mise à jour de la configuration de jail de fail2ban ##
#########################################################
[ -f $JAIL_CONF ] && [ ! -e $JAIL_CONF.default ] && mv $JAIL_CONF $JAIL_CONF.default
cat << EOF > $JAIL_CONF
 
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Adapted by ALCASAR team
 
 
# The DEFAULT allows a global definition of the options. They can be overridden
# in each jail afterwards.
 
[DEFAULT]
 
# "ignoreip" can be an IP address, a CIDR mask or a DNS host. Fail2ban will not
# ban a host which matches an address in this list. Several addresses can be
# defined using space separator.
ignoreip = 127.0.0.1/8
 
# "bantime" is the number of seconds that a host is banned.
bantime  = 300
 
# A host is banned if it has generated "maxretry" during the last "findtime" seconds.
# Un client est banni s'il génere "maxretry" requêtes pendant "findtime" (en secondes)
# Pour ALCASAR : 5 requetes pour chaque filtres en 60 secondes
findtime  = 60
 
# "maxretry" is the number of failures before a host get banned.
maxretry = 5
 
# "backend" specifies the backend used to get files modification. Available
# options are "gamin", "polling" and "auto". This option can be overridden in
# each jail too (use "gamin" for a jail and "polling" for another).
#
# gamin:   requires Gamin (a file alteration monitor) to be installed. If Gamin
#          is not installed, Fail2ban will use polling.
# polling: uses a polling algorithm which does not require external libraries.
# auto:    will choose Gamin if available and polling otherwise.
backend = auto
 
# "usedns" specifies if jails should trust hostnames in logs,
# warn when DNS lookups are performed, or ignore all hostnames in logs
#
# yes: if a hostname is encountered, a DNS lookup will be performed.
# warn: if a hostname is encountered, a DNS lookup will be performed,
# but it will be logged as a warning.
# no: if a hostname is encountered, will not be used for banning,
# but it will be logged as info.
usedns = warn
 
# Bannissement sur tous les ports après 2 refus d'Apache (tentative d'accès sur des pages inexistentes)
[alcasar_mod-evasive]
 
#enabled = true
enabled = false
filter = alcasar_mod-evasive
action = iptables-allports[name=alcasar_mod-evasive]
logpath = /var/log/httpd/error_log
          /var/log/httpd/ssl_error_log
maxretry = 2
 
# Bannissement sur tout les ports après 3 refus de SSH (tentative d'accès par brute-force)
[ssh-iptables]
 
enabled = true
#enabled  = false
filter   = sshd
action   = iptables-allports[name=SSH]
logpath  = /var/log/auth.log
maxretry = 3
 
# Bannissement sur tous les ports après 5 échecs de connexion sur le centre de contrôle (ACC)
[alcasar_acc]
 
enabled = true
#enabled = false
filter = alcasar_acc
action = iptables-allports[name=alcasar_acc]
logpath = /var/log/httpd/ssl_error_log
maxretry = 5
 
# Bannissement sur tout les ports après 5 echecs de connexion pour un usager
[alcasar_intercept]
 
enabled = true
#enabled = false
filter = alcasar_intercept
action = iptables-allports[name=alcasar_intercept]
logpath = /var/log/httpd/ssl_request_log
maxretry = 5
 
# Bannissement sur tout les port après 5 échecs de changement de mot de passe
# 5 POST pour changer le mot de passe que le POST soit ok ou non.
[alcasar_change-pwd]
 
enabled = true
#enabled = false
filter = alcasar_change-pwd
action = iptables-allports[name=alcasar_change-pwd]
logpath = /var/log/httpd/ssl_request_log
maxretry = 5
 
EOF
 
##################################################
## Mise en place des filtres spécifiques	##
## - Mod_evasive.conf				##
## - acc-htdigest.conf				##
## - intercept.conf				##
## - change-pwd.conf				##
##################################################
 
######################
## MOD-EVASIVE.CONF ##
######################
cat << EOF > $DIR_FILTER/alcasar_mod-evasive.conf
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Adapted by ALCASAR team
 
[Definition]
 
# Option:  failregex
# Notes.:  regex to match the password failure messages in the logfile. The
#          host must be matched by a group named "host". The tag "<HOST>" can
#          be used for standard IP/hostname matching and is only an alias for
#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values:  TEXT
#
failregex =  \[client <HOST>:[0-9]+\] .*client denied by server configuration
 
# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex = 
EOF
 
#######################
## ACC-HTDIGEST.CONF ##
#######################
cat << EOF > $DIR_FILTER/alcasar_acc.conf
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Adapted by ALCASAR team
 
[Definition]
 
# Option:  failregex
# Notes.:  regex to match the password failure messages in the logfile. The
#          host must be matched by a group named "host". The tag "<HOST>" can
#          be used for standard IP/hostname matching and is only an alias for
#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values:  TEXT
#
failregex =  \[auth_digest:error\] \[client <HOST>:[0-9]+\] .*ALCASAR Control Center \(ACC\)
 
#[[]auth_digest:error[]] [[]client <HOST>:[0-9]\{1,5\}[]]
 
# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex = 
EOF
 
####################
## INTERCEPT.CONF ##
####################
cat << EOF > $DIR_FILTER/alcasar_intercept.conf
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Adapted by ALCASAR team
 
[Definition]
 
# Option:  failregex
# Notes.:  regex to match the password failure messages in the logfile. The
#          host must be matched by a group named "host". The tag "<HOST>" can
#          be used for standard IP/hostname matching and is only an alias for
#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values:  TEXT
#
failregex = \[<HOST>\] \"GET \/intercept\.php\?res=failed\&reason=reject
 
# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex = 
EOF
 
#####################
## CHANGE-PWD.CONF ##
#####################
cat << EOF > $DIR_FILTER/alcasar_change-pwd.conf
 
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Adapted by ALCASAR team
 
[Definition]
 
# Option:  failregex
# Notes.:  regex to match the password failure messages in the logfile. The
#          host must be matched by a group named "host". The tag "<HOST>" can
#          be used for standard IP/hostname matching and is only an alias for
#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values:  TEXT
#
failregex = \[<HOST>\] \"POST \/password\.php
 
 
# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex = 
EOF
 
##############################################
##   Log sur ULOG quand iptables-allports   ##
##############################################
[ -f $ACTION_ALLPORTS ] && [ ! -e $ACTION_ALLPORTS.default ] && mv $ACTION_ALLPORTS $ACTION_ALLPORTS.default
cat << EOF > $ACTION_ALLPORTS
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
# Modified: Yaroslav O. Halchenko <debian@onerussian.com>
# 			made active on all ports from original iptables.conf
# Adapted by ALCASAR team
 
[Definition]
 
# Option:  actionstart
# Notes.:  command executed once at the start of Fail2Ban.
# Values:  CMD
#
actionstart = iptables -N fail2ban-<name>
              iptables -A fail2ban-<name> -j RETURN
              iptables -I <chain> -p <protocol> -j fail2ban-<name>
 
# Option:  actionstop
# Notes.:  command executed once at the end of Fail2Ban
# Values:  CMD
#
actionstop = iptables -D <chain> -p <protocol> -j fail2ban-<name>
             iptables -F fail2ban-<name>
             iptables -X fail2ban-<name>
 
# Option:  actioncheck
# Notes.:  command executed once before each actionban command
# Values:  CMD
#
actioncheck = iptables -n -L <chain> | grep -q fail2ban-<name>
 
# Option:  actionban
# Notes.:  command executed when banning an IP. Take care that the
#          command is executed with Fail2Ban user rights.
# Tags:    <ip>  IP address
#          <failures>  number of failures
#          <time>  unix timestamp of the ban time
# Values:  CMD
 
 
actionban = iptables -I fail2ban-<name> 1 -s <ip> -j DROP
 
# Option:  actionunban
# Notes.:  command executed when unbanning an IP. Take care that the
#          command is executed with Fail2Ban user rights.
# Tags:    <ip>  IP address
#          <failures>  number of failures
#          <time>  unix timestamp of the ban time
# Values:  CMD
#
 
actionunban = iptables -D fail2ban-<name> -s <ip> -j DROP
 
[Init]
 
# Defaut name of the chain
#
name = default
 
# Option:  protocol
# Notes.:  internally used by config reader for interpolations.
# Values:  [ tcp | udp | icmp | all ] Default: tcp
#
protocol = tcp
 
# Option:  chain
# Notes    specifies the iptables chain to which the fail2ban rules should be
#          added
# Values:  STRING  Default: INPUT
chain = INPUT
 
EOF
 

Rev 2355	Rev 2357
1	`#!/bin/sh`	1	`#!/bin/sh`
2	`# $Id: fail2ban.sh 2355 2017-07-26 22:11:27Z tom.houdayer $`	2	`# $Id: fail2ban.sh 2357 2017-07-27 14:29:28Z tom.houdayer $`
3		3
4	`FAIL_CONF="/etc/fail2ban/fail2ban.conf"`	4	`FAIL_CONF="/etc/fail2ban/fail2ban.conf"`
5	`JAIL_CONF="/etc/fail2ban/jail.conf"`	5	`JAIL_CONF="/etc/fail2ban/jail.conf"`
6	`DIR_FILTER="/etc/fail2ban/filter.d/"`	6	`DIR_FILTER="/etc/fail2ban/filter.d/"`
7	`ACTION_ALLPORTS="/etc/fail2ban/action.d/iptables-allports.conf"`	7	`ACTION_ALLPORTS="/etc/fail2ban/action.d/iptables-allports.conf"`
8		8
9	`#########################################################`	9	`#########################################################`
10	`## Mise à jour du fichier de configuration de fail2ban ##`	10	`## Mise à jour du fichier de configuration de fail2ban ##`
11	`#########################################################`	11	`#########################################################`
12	`[ -f $FAIL_CONF ] && [ ! -e $FAIL_CONF.default ] && mv $FAIL_CONF $FAIL_CONF.default`	12	`[ -f $FAIL_CONF ] && [ ! -e $FAIL_CONF.default ] && mv $FAIL_CONF $FAIL_CONF.default`
13	`cat << EOF > $FAIL_CONF`	13	`cat << EOF > $FAIL_CONF`
14		14
15	`[Definition]`	15	`[Definition]`
16		16
17	`# Option: loglevel`	17	`# Option: loglevel`
18	`# Notes.: Set the log level output.`	18	`# Notes.: Set the log level output.`
19	`# 1 = ERROR`	19	`# 1 = ERROR`
20	`# 2 = WARN`	20	`# 2 = WARN`
21	`# 3 = INFO`	21	`# 3 = INFO`
22	`# 4 = DEBUG`	22	`# 4 = DEBUG`
23	`# Values: NUM Default: 3`	23	`# Values: NUM Default: 3`
24	`#`	24	`#`
25	`loglevel = 3`	25	`loglevel = 3`
26		26
27	`# Option: logtarget`	27	`# Option: logtarget`
28	`# Notes.: Set the log target. This could be a file, SYSLOG, STDERR or STDOUT.`	28	`# Notes.: Set the log target. This could be a file, SYSLOG, STDERR or STDOUT.`
29	`# Only one log target can be specified.`	29	`# Only one log target can be specified.`
30	`# Values: STDOUT STDERR SYSLOG file Default: /var/log/fail2ban.log`	30	`# Values: STDOUT STDERR SYSLOG file Default: /var/log/fail2ban.log`
31	`#`	31	`#`
32	`logtarget = /var/log/fail2ban.log`	32	`logtarget = /var/log/fail2ban.log`
33		33
34	`# Option: socket`	34	`# Option: socket`
35	`# Notes.: Set the socket file. This is used to communicate with the daemon. Do`	35	`# Notes.: Set the socket file. This is used to communicate with the daemon. Do`
36	`# not remove this file when Fail2ban runs. It will not be possible to`	36	`# not remove this file when Fail2ban runs. It will not be possible to`
37	`# communicate with the server afterwards.`	37	`# communicate with the server afterwards.`
38	`# Values: FILE Default: /var/run/fail2ban/fail2ban.sock`	38	`# Values: FILE Default: /var/run/fail2ban/fail2ban.sock`
39	`#`	39	`#`
40	`socket = /var/run/fail2ban/fail2ban.sock`	40	`socket = /var/run/fail2ban/fail2ban.sock`
41		41
42	`# Option: pidfile`	42	`# Option: pidfile`
43	`# Notes.: Set the PID file. This is used to store the process ID of the`	43	`# Notes.: Set the PID file. This is used to store the process ID of the`
44	`# fail2ban server.`	44	`# fail2ban server.`
45	`# Values: [ FILE ] Default: /var/run/fail2ban/fail2ban.pid`	45	`# Values: [ FILE ] Default: /var/run/fail2ban/fail2ban.pid`
46	`#`	46	`#`
47	`pidfile = /var/run/fail2ban/fail2ban.pid`	47	`pidfile = /var/run/fail2ban/fail2ban.pid`
48	`EOF`	48	`EOF`
49		49
50	`#########################################################`	50	`#########################################################`
51	`## Mise à jour de la configuration de jail de fail2ban ##`	51	`## Mise à jour de la configuration de jail de fail2ban ##`
52	`#########################################################`	52	`#########################################################`
53	`[ -f $JAIL_CONF ] && [ ! -e $JAIL_CONF.default ] && mv $JAIL_CONF $JAIL_CONF.default`	53	`[ -f $JAIL_CONF ] && [ ! -e $JAIL_CONF.default ] && mv $JAIL_CONF $JAIL_CONF.default`
54	`cat << EOF > $JAIL_CONF`	54	`cat << EOF > $JAIL_CONF`
55		55
56	`# Fail2Ban configuration file`	56	`# Fail2Ban configuration file`
57	`#`	57	`#`
58	`# Author: Cyril Jaquier`	58	`# Author: Cyril Jaquier`
59	`# Adapted by ALCASAR team`	59	`# Adapted by ALCASAR team`
60		60
61		61
62	`# The DEFAULT allows a global definition of the options. They can be overridden`	62	`# The DEFAULT allows a global definition of the options. They can be overridden`
63	`# in each jail afterwards.`	63	`# in each jail afterwards.`
64		64
65	`[DEFAULT]`	65	`[DEFAULT]`
66		66
67	`# "ignoreip" can be an IP address, a CIDR mask or a DNS host. Fail2ban will not`	67	`# "ignoreip" can be an IP address, a CIDR mask or a DNS host. Fail2ban will not`
68	`# ban a host which matches an address in this list. Several addresses can be`	68	`# ban a host which matches an address in this list. Several addresses can be`
69	`# defined using space separator.`	69	`# defined using space separator.`
70	`ignoreip = 127.0.0.1/8`	70	`ignoreip = 127.0.0.1/8`
71		71
72	`# "bantime" is the number of seconds that a host is banned.`	72	`# "bantime" is the number of seconds that a host is banned.`
73	`bantime = 300`	73	`bantime = 300`
74		74
75	`# A host is banned if it has generated "maxretry" during the last "findtime" seconds.`	75	`# A host is banned if it has generated "maxretry" during the last "findtime" seconds.`
76	`# Un client est banni s'il génere "maxretry" requêtes pendant "findtime" (en secondes)`	76	`# Un client est banni s'il génere "maxretry" requêtes pendant "findtime" (en secondes)`
77	`# Pour ALCASAR : 5 requetes pour chaque filtres en 60 secondes`	77	`# Pour ALCASAR : 5 requetes pour chaque filtres en 60 secondes`
78	`findtime = 60`	78	`findtime = 60`
79		79
80	`# "maxretry" is the number of failures before a host get banned.`	80	`# "maxretry" is the number of failures before a host get banned.`
81	`maxretry = 5`	81	`maxretry = 5`
82		82
83	`# "backend" specifies the backend used to get files modification. Available`	83	`# "backend" specifies the backend used to get files modification. Available`
84	`# options are "gamin", "polling" and "auto". This option can be overridden in`	84	`# options are "gamin", "polling" and "auto". This option can be overridden in`
85	`# each jail too (use "gamin" for a jail and "polling" for another).`	85	`# each jail too (use "gamin" for a jail and "polling" for another).`
86	`#`	86	`#`
87	`# gamin: requires Gamin (a file alteration monitor) to be installed. If Gamin`	87	`# gamin: requires Gamin (a file alteration monitor) to be installed. If Gamin`
88	`# is not installed, Fail2ban will use polling.`	88	`# is not installed, Fail2ban will use polling.`
89	`# polling: uses a polling algorithm which does not require external libraries.`	89	`# polling: uses a polling algorithm which does not require external libraries.`
90	`# auto: will choose Gamin if available and polling otherwise.`	90	`# auto: will choose Gamin if available and polling otherwise.`
91	`backend = auto`	91	`backend = auto`
92		92
93	`# "usedns" specifies if jails should trust hostnames in logs,`	93	`# "usedns" specifies if jails should trust hostnames in logs,`
94	`# warn when DNS lookups are performed, or ignore all hostnames in logs`	94	`# warn when DNS lookups are performed, or ignore all hostnames in logs`
95	`#`	95	`#`
96	`# yes: if a hostname is encountered, a DNS lookup will be performed.`	96	`# yes: if a hostname is encountered, a DNS lookup will be performed.`
97	`# warn: if a hostname is encountered, a DNS lookup will be performed,`	97	`# warn: if a hostname is encountered, a DNS lookup will be performed,`
98	`# but it will be logged as a warning.`	98	`# but it will be logged as a warning.`
99	`# no: if a hostname is encountered, will not be used for banning,`	99	`# no: if a hostname is encountered, will not be used for banning,`
100	`# but it will be logged as info.`	100	`# but it will be logged as info.`
101	`usedns = warn`	101	`usedns = warn`
102		102
103	`# Bannissement sur tous les ports après 2 refus d'Apache (tentative d'accès sur des pages inexistentes)`	103	`# Bannissement sur tous les ports après 2 refus d'Apache (tentative d'accès sur des pages inexistentes)`
104	`[alcasar_mod-evasive]`	104	`[alcasar_mod-evasive]`
105		105
106	`#enabled = true`	106	`#enabled = true`
107	`enabled = false`	107	`enabled = false`
108	`filter = alcasar_mod-evasive`	108	`filter = alcasar_mod-evasive`
109	`action = iptables-allports[name=alcasar_mod-evasive]`	109	`action = iptables-allports[name=alcasar_mod-evasive]`
110	`logpath = /var/log/httpd/error_log`	110	`logpath = /var/log/httpd/error_log`
111	`/var/log/httpd/ssl_error_log`	111	`/var/log/httpd/ssl_error_log`
112	`maxretry = 2`	112	`maxretry = 2`
113		113
114	`# Bannissement sur tout les ports après 3 refus de SSH (tentative d'accès par brute-force)`	114	`# Bannissement sur tout les ports après 3 refus de SSH (tentative d'accès par brute-force)`
115	`[ssh-iptables]`	115	`[ssh-iptables]`
116		116
117	`enabled = true`	117	`enabled = true`
118	`#enabled = false`	118	`#enabled = false`
119	`filter = sshd`	119	`filter = sshd`
120	`action = iptables-allports[name=SSH]`	120	`action = iptables-allports[name=SSH]`
121	`logpath = /var/log/auth.log`	121	`logpath = /var/log/auth.log`
122	`maxretry = 3`	122	`maxretry = 3`
123		123
124	`# Bannissement sur tous les ports après 5 échecs de connexion sur le centre de contrôle (ACC)`	124	`# Bannissement sur tous les ports après 5 échecs de connexion sur le centre de contrôle (ACC)`
125	`[alcasar_acc]`	125	`[alcasar_acc]`
126		126
127	`enabled = true`	127	`enabled = true`
128	`#enabled = false`	128	`#enabled = false`
129	`filter = alcasar_acc`	129	`filter = alcasar_acc`
130	`action = iptables-allports[name=alcasar_acc]`	130	`action = iptables-allports[name=alcasar_acc]`
131	`logpath = /var/log/httpd/ssl_error_log`	131	`logpath = /var/log/httpd/ssl_error_log`
132	`maxretry = 5`	132	`maxretry = 5`
133		133
134	`# Bannissement sur tout les ports après 5 echecs de connexion pour un usager`	134	`# Bannissement sur tout les ports après 5 echecs de connexion pour un usager`
135	`[alcasar_intercept]`	135	`[alcasar_intercept]`
136		136
137	`enabled = true`	137	`enabled = true`
138	`#enabled = false`	138	`#enabled = false`
139	`filter = alcasar_intercept`	139	`filter = alcasar_intercept`
140	`action = iptables-allports[name=alcasar_intercept]`	140	`action = iptables-allports[name=alcasar_intercept]`
141	`logpath = /var/log/httpd/ssl_request_log`	141	`logpath = /var/log/httpd/ssl_request_log`
142	`maxretry = 5`	142	`maxretry = 5`
143		143
144	`# Bannissement sur tout les port après 5 échecs de changement de mot de passe`	144	`# Bannissement sur tout les port après 5 échecs de changement de mot de passe`
145	`# 5 POST pour changer le mot de passe que le POST soit ok ou non.`	145	`# 5 POST pour changer le mot de passe que le POST soit ok ou non.`
146	`[alcasar_change-pwd]`	146	`[alcasar_change-pwd]`
147		147
148	`enabled = true`	148	`enabled = true`
149	`#enabled = false`	149	`#enabled = false`
150	`filter = alcasar_change-pwd`	150	`filter = alcasar_change-pwd`
151	`action = iptables-allports[name=alcasar_change-pwd]`	151	`action = iptables-allports[name=alcasar_change-pwd]`
152	`logpath = /var/log/httpd/ssl_request_log`	152	`logpath = /var/log/httpd/ssl_request_log`
153	`maxretry = 5`	153	`maxretry = 5`
154		154
155	`EOF`	155	`EOF`
156		156
157	`##################################################`	157	`##################################################`
158	`## Mise en place des filtres spécifiques ##`	158	`## Mise en place des filtres spécifiques ##`
159	`## - Mod_evasive.conf ##`	159	`## - Mod_evasive.conf ##`
160	`## - acc-htdigest.conf ##`	160	`## - acc-htdigest.conf ##`
161	`## - intercept.conf ##`	161	`## - intercept.conf ##`
162	`## - change-pwd.conf ##`	162	`## - change-pwd.conf ##`
163	`##################################################`	163	`##################################################`
164		164
165	`######################`	165	`######################`
166	`## MOD-EVASIVE.CONF ##`	166	`## MOD-EVASIVE.CONF ##`
167	`######################`	167	`######################`
168	`cat << EOF > $DIR_FILTER/alcasar_mod-evasive.conf`	168	`cat << EOF > $DIR_FILTER/alcasar_mod-evasive.conf`
169	`# Fail2Ban configuration file`	169	`# Fail2Ban configuration file`
170	`#`	170	`#`
171	`# Author: Cyril Jaquier`	171	`# Author: Cyril Jaquier`
172	`# Adapted by ALCASAR team`	172	`# Adapted by ALCASAR team`
173		173
174	`[Definition]`	174	`[Definition]`
175		175
176	`# Option: failregex`	176	`# Option: failregex`
177	`# Notes.: regex to match the password failure messages in the logfile. The`	177	`# Notes.: regex to match the password failure messages in the logfile. The`
178	`# host must be matched by a group named "host". The tag "<HOST>" can`	178	`# host must be matched by a group named "host". The tag "<HOST>" can`
179	`# be used for standard IP/hostname matching and is only an alias for`	179	`# be used for standard IP/hostname matching and is only an alias for`
180	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`	180	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`
181	`# Values: TEXT`	181	`# Values: TEXT`
182	`#`	182	`#`
183	`failregex = \[client <HOST>:[0-9]+\] .*client denied by server configuration`	183	`failregex = \[client <HOST>:[0-9]+\] .*client denied by server configuration`
184		184
185	`# Option: ignoreregex`	185	`# Option: ignoreregex`
186	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`	186	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`
187	`# Values: TEXT`	187	`# Values: TEXT`
188	`#`	188	`#`
189	`ignoreregex =`	189	`ignoreregex =`
190	`EOF`	190	`EOF`
191		191
192	`#######################`	192	`#######################`
193	`## ACC-HTDIGEST.CONF ##`	193	`## ACC-HTDIGEST.CONF ##`
194	`#######################`	194	`#######################`
195	`cat << EOF > $DIR_FILTER/alcasar_acc.conf`	195	`cat << EOF > $DIR_FILTER/alcasar_acc.conf`
196	`# Fail2Ban configuration file`	196	`# Fail2Ban configuration file`
197	`#`	197	`#`
198	`# Author: Cyril Jaquier`	198	`# Author: Cyril Jaquier`
199	`# Adapted by ALCASAR team`	199	`# Adapted by ALCASAR team`
200		200
201	`[Definition]`	201	`[Definition]`
202		202
203	`# Option: failregex`	203	`# Option: failregex`
204	`# Notes.: regex to match the password failure messages in the logfile. The`	204	`# Notes.: regex to match the password failure messages in the logfile. The`
205	`# host must be matched by a group named "host". The tag "<HOST>" can`	205	`# host must be matched by a group named "host". The tag "<HOST>" can`
206	`# be used for standard IP/hostname matching and is only an alias for`	206	`# be used for standard IP/hostname matching and is only an alias for`
207	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`	207	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`
208	`# Values: TEXT`	208	`# Values: TEXT`
209	`#`	209	`#`
210	`failregex = \[auth_digest:error\] \[client <HOST>:[0-9]+\] .*ALCASAR Control Center \(ACC\)`	210	`failregex = \[auth_digest:error\] \[client <HOST>:[0-9]+\] .*ALCASAR Control Center \(ACC\)`
211		211
212	`#[[]auth_digest:error[]] [[]client <HOST>:[0-9]\{1,5\}[]]`	212	`#[[]auth_digest:error[]] [[]client <HOST>:[0-9]\{1,5\}[]]`
213		213
214	`# Option: ignoreregex`	214	`# Option: ignoreregex`
215	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`	215	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`
216	`# Values: TEXT`	216	`# Values: TEXT`
217	`#`	217	`#`
218	`ignoreregex =`	218	`ignoreregex =`
219	`EOF`	219	`EOF`
220		220
221	`####################`	221	`####################`
222	`## INTERCEPT.CONF ##`	222	`## INTERCEPT.CONF ##`
223	`####################`	223	`####################`
224	`cat << EOF > $DIR_FILTER/alcasar_intercept.conf`	224	`cat << EOF > $DIR_FILTER/alcasar_intercept.conf`
225	`# Fail2Ban configuration file`	225	`# Fail2Ban configuration file`
226	`#`	226	`#`
227	`# Author: Cyril Jaquier`	227	`# Author: Cyril Jaquier`
228	`# Adapted by ALCASAR team`	228	`# Adapted by ALCASAR team`
229		229
230	`[Definition]`	230	`[Definition]`
231		231
232	`# Option: failregex`	232	`# Option: failregex`
233	`# Notes.: regex to match the password failure messages in the logfile. The`	233	`# Notes.: regex to match the password failure messages in the logfile. The`
234	`# host must be matched by a group named "host". The tag "<HOST>" can`	234	`# host must be matched by a group named "host". The tag "<HOST>" can`
235	`# be used for standard IP/hostname matching and is only an alias for`	235	`# be used for standard IP/hostname matching and is only an alias for`
236	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`	236	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`
237	`# Values: TEXT`	237	`# Values: TEXT`
238	`#`	238	`#`
239	`failregex = \[<HOST>\] \"GET \/intercept\.php\?res=failed\&reason=reject`	239	`failregex = \[<HOST>\] \"GET \/intercept\.php\?res=failed\&reason=reject`
240		240
241	`# Option: ignoreregex`	241	`# Option: ignoreregex`
242	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`	242	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`
243	`# Values: TEXT`	243	`# Values: TEXT`
244	`#`	244	`#`
245	`ignoreregex =`	245	`ignoreregex =`
246	`EOF`	246	`EOF`
247		247
248	`#####################`	248	`#####################`
249	`## CHANGE-PWD.CONF ##`	249	`## CHANGE-PWD.CONF ##`
250	`#####################`	250	`#####################`
251	`cat << EOF > $DIR_FILTER/alcasar_change-pwd.conf`	251	`cat << EOF > $DIR_FILTER/alcasar_change-pwd.conf`
252		252
253	`# Fail2Ban configuration file`	253	`# Fail2Ban configuration file`
254	`#`	254	`#`
255	`# Author: Cyril Jaquier`	255	`# Author: Cyril Jaquier`
256	`# Adapted by ALCASAR team`	256	`# Adapted by ALCASAR team`
257		257
258	`[Definition]`	258	`[Definition]`
259		259
260	`# Option: failregex`	260	`# Option: failregex`
261	`# Notes.: regex to match the password failure messages in the logfile. The`	261	`# Notes.: regex to match the password failure messages in the logfile. The`
262	`# host must be matched by a group named "host". The tag "<HOST>" can`	262	`# host must be matched by a group named "host". The tag "<HOST>" can`
263	`# be used for standard IP/hostname matching and is only an alias for`	263	`# be used for standard IP/hostname matching and is only an alias for`
264	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`	264	`# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)`
265	`# Values: TEXT`	265	`# Values: TEXT`
266	`#`	266	`#`
267	`failregex = \[<HOST>\] \"POST \/password\.php`	267	`failregex = \[<HOST>\] \"POST \/password\.php`
268		268
269		269
270	`# Option: ignoreregex`	270	`# Option: ignoreregex`
271	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`	271	`# Notes.: regex to ignore. If this regex matches, the line is ignored.`
272	`# Values: TEXT`	272	`# Values: TEXT`
273	`#`	273	`#`
274	`ignoreregex =`	274	`ignoreregex =`
275	`EOF`	275	`EOF`
276		276
277	`##############################################`	277	`##############################################`
278	`## Log sur ULOG quand iptables-allports ##`	278	`## Log sur ULOG quand iptables-allports ##`
279	`##############################################`	279	`##############################################`
280	`[ -f $ACTION_ALLPORTS ] && [ ! -e $ACTION_ALLPORTS.default ] && mv $ACTION_ALLPORTS $ACTION_ALLPORTS.default`	280	`[ -f $ACTION_ALLPORTS ] && [ ! -e $ACTION_ALLPORTS.default ] && mv $ACTION_ALLPORTS $ACTION_ALLPORTS.default`
281	`cat << EOF > $ACTION_ALLPORTS`	281	`cat << EOF > $ACTION_ALLPORTS`
282	`# Fail2Ban configuration file`	282	`# Fail2Ban configuration file`
283	`#`	283	`#`
284	`# Author: Cyril Jaquier`	284	`# Author: Cyril Jaquier`
285	`# Modified: Yaroslav O. Halchenko <debian@onerussian.com>`	285	`# Modified: Yaroslav O. Halchenko <debian@onerussian.com>`
286	`# made active on all ports from original iptables.conf`	286	`# made active on all ports from original iptables.conf`
287	`# Adapted by ALCASAR team`	287	`# Adapted by ALCASAR team`
288		288
289	`[Definition]`	289	`[Definition]`
290		290
291	`# Option: actionstart`	291	`# Option: actionstart`
292	`# Notes.: command executed once at the start of Fail2Ban.`	292	`# Notes.: command executed once at the start of Fail2Ban.`
293	`# Values: CMD`	293	`# Values: CMD`
294	`#`	294	`#`
295	`actionstart = iptables -N fail2ban-<name>`	295	`actionstart = iptables -N fail2ban-<name>`
296	`iptables -A fail2ban-<name> -j RETURN`	296	`iptables -A fail2ban-<name> -j RETURN`
297	`iptables -I <chain> -p <protocol> -j fail2ban-<name>`	297	`iptables -I <chain> -p <protocol> -j fail2ban-<name>`
298		298
299	`# Option: actionstop`	299	`# Option: actionstop`
300	`# Notes.: command executed once at the end of Fail2Ban`	300	`# Notes.: command executed once at the end of Fail2Ban`
301	`# Values: CMD`	301	`# Values: CMD`
302	`#`	302	`#`
303	`actionstop = iptables -D <chain> -p <protocol> -j fail2ban-<name>`	303	`actionstop = iptables -D <chain> -p <protocol> -j fail2ban-<name>`
304	`iptables -F fail2ban-<name>`	304	`iptables -F fail2ban-<name>`
305	`iptables -X fail2ban-<name>`	305	`iptables -X fail2ban-<name>`
306		306
307	`# Option: actioncheck`	307	`# Option: actioncheck`
308	`# Notes.: command executed once before each actionban command`	308	`# Notes.: command executed once before each actionban command`
309	`# Values: CMD`	309	`# Values: CMD`
310	`#`	310	`#`
311	`actioncheck = iptables -n -L <chain> \| grep -q fail2ban-<name>`	311	`actioncheck = iptables -n -L <chain> \| grep -q fail2ban-<name>`
312		312
313	`# Option: actionban`	313	`# Option: actionban`
314	`# Notes.: command executed when banning an IP. Take care that the`	314	`# Notes.: command executed when banning an IP. Take care that the`
315	`# command is executed with Fail2Ban user rights.`	315	`# command is executed with Fail2Ban user rights.`
316	`# Tags: <ip> IP address`	316	`# Tags: <ip> IP address`
317	`# <failures> number of failures`	317	`# <failures> number of failures`
318	`# <time> unix timestamp of the ban time`	318	`# <time> unix timestamp of the ban time`
319	`# Values: CMD`	319	`# Values: CMD`
320		320
321	`actionban = iptables -I fail2ban-<name> 1 -s <ip> -j NFLOG --nflog-group 1 --nflog-prefix "RULE Fail2Ban -- DROP"`	-
322	`iptables -I fail2ban-<name> 1 -s <ip> -j DROP`	321	`actionban = iptables -I fail2ban-<name> 1 -s <ip> -j DROP`
323		322
324	`# Option: actionunban`	323	`# Option: actionunban`
325	`# Notes.: command executed when unbanning an IP. Take care that the`	324	`# Notes.: command executed when unbanning an IP. Take care that the`
326	`# command is executed with Fail2Ban user rights.`	325	`# command is executed with Fail2Ban user rights.`
327	`# Tags: <ip> IP address`	326	`# Tags: <ip> IP address`
328	`# <failures> number of failures`	327	`# <failures> number of failures`
329	`# <time> unix timestamp of the ban time`	328	`# <time> unix timestamp of the ban time`
330	`# Values: CMD`	329	`# Values: CMD`
331	`#`	330	`#`
332	`actionunban = iptables -D fail2ban-<name> -s <ip> -j NFLOG --nflog-group 1 --nflog-prefix "RULE Fail2Ban -- DROP"`	-
333	`iptables -D fail2ban-<name> -s <ip> -j DROP`	331	`actionunban = iptables -D fail2ban-<name> -s <ip> -j DROP`
334		332
335	`[Init]`	333	`[Init]`
336		334
337	`# Defaut name of the chain`	335	`# Defaut name of the chain`
338	`#`	336	`#`
339	`name = default`	337	`name = default`
340		338
341	`# Option: protocol`	339	`# Option: protocol`
342	`# Notes.: internally used by config reader for interpolations.`	340	`# Notes.: internally used by config reader for interpolations.`
343	`# Values: [ tcp \| udp \| icmp \| all ] Default: tcp`	341	`# Values: [ tcp \| udp \| icmp \| all ] Default: tcp`
344	`#`	342	`#`
345	`protocol = tcp`	343	`protocol = tcp`
346		344
347	`# Option: chain`	345	`# Option: chain`
348	`# Notes specifies the iptables chain to which the fail2ban rules should be`	346	`# Notes specifies the iptables chain to which the fail2ban rules should be`
349	`# added`	347	`# added`
350	`# Values: STRING Default: INPUT`	348	`# Values: STRING Default: INPUT`
351	`chain = INPUT`	349	`chain = INPUT`
352		350
353	`EOF`	351	`EOF`
354		352

Subversion Repositories ALCASAR

(root)/conf/fail2ban.sh @ 2837 – Rev 2355 → 2357