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moved fail2ban function from setup.sh to own file (#837)

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* moved fail2ban function out of setup.sh
This commit is contained in:
17Halbe 2018-02-13 08:31:12 +01:00 committed by Johan Smits
parent 19cb22a1a5
commit b08c9b42ed
3 changed files with 60 additions and 50 deletions
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38
setup.sh
View file

@ -205,43 +205,7 @@ case $1 in
;;
fail2ban)
shift
JAILS=$(_docker_container fail2ban-client status | grep "Jail list" | cut -f2- | sed 's/,//g')
if [ -z "$1" ]; then
IP_COUNT=0
for JAIL in $JAILS; do
BANNED_IP=$(_docker_container iptables -L f2b-$JAIL -n | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -v '0.0.0.0')
if [ -n "$BANNED_IP" ]; then
BANNED_IP=$(echo $BANNED_IP | sed -e 's/\n/,/g')
echo "Banned in $JAIL: $BANNED_IP"
IP_COUNT=$((IP_COUNT+1))
fi
done
if [ "$IP_COUNT" -eq 0 ]; then
echo "No IPs have been banned"
fi
else
case $1 in
unban)
shift
if [ -n "$1" ]; then
for JAIL in $JAILS; do
RESULT=`_docker_container fail2ban-client set $JAIL unbanip $@`
case "$RESULT" in
*"is not banned"*) ;;
*"NOK"*) ;;
*) echo -n "unbanned IP from $JAIL: "
echo "$RESULT";;
esac
done
else
echo "You need to specify an IP address. Run \"./setup.sh debug fail2ban\" to get a list of banned IP addresses."
fi
;;
*)
_usage
;;
esac
fi
_docker_container fail2ban $@
;;
show-mail-logs)
_docker_container cat /var/log/mail/mail.log

46
target/bin/fail2ban Normal file
View file

@ -0,0 +1,46 @@
#! /bin/bash
usage() {
echo "Usage: $0 [<unban> <ip-address>]"
}
raise() {
echo "$@" 1>&2
exit 1
}
JAILS=$(fail2ban-client status | grep "Jail list" | cut -f2- | sed 's/,//g')
if [ -z "$1" ]; then
IP_COUNT=0
for JAIL in $JAILS; do
BANNED_IP=$(iptables -L f2b-$JAIL -n | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -v '0.0.0.0')
if [ -n "$BANNED_IP" ]; then
BANNED_IP=$(echo $BANNED_IP | sed -e 's/\n/,/g')
echo "Banned in $JAIL: $BANNED_IP"
IP_COUNT=$((IP_COUNT+1))
fi
done
if [ "$IP_COUNT" -eq 0 ]; then
echo "No IPs have been banned"
fi
else
case $1 in
unban)
shift
if [ -n "$1" ]; then
for JAIL in $JAILS; do
RESULT=`fail2ban-client set $JAIL unbanip $@`
if [[ "$RESULT" != *"is not banned"* ]] && [[ "$RESULT" != *"NOK"* ]]; then
echo -n "unbanned IP from $JAIL: "
echo "$RESULT"
fi
done
else
raise "You need to specify an IP address. Run \"./setup.sh debug fail2ban\" to get a list of banned IP addresses."
fi
;;
*)
usage; raise "unknown command: $1"
;;
esac
fi

4
test/tests.bats
View file

@ -1199,11 +1199,11 @@ load 'test_helper/bats-assert/load'
run docker exec mail_fail2ban /bin/sh -c "fail2ban-client set dovecot banip 192.0.66.5"
sleep 10
run ./setup.sh -c mail_fail2ban debug fail2ban
assert_output "Banned in dovecot: 192.0.66.5 192.0.66.4"
assert_output --regexp "^Banned in dovecot: 192.0.66.5 192.0.66.4.*"
run ./setup.sh -c mail_fail2ban debug fail2ban unban 192.0.66.4
assert_output --partial "unbanned IP from dovecot: 192.0.66.4"
run ./setup.sh -c mail_fail2ban debug fail2ban
assert_output "Banned in dovecot: 192.0.66.5"
assert_output --regexp "^Banned in dovecot: 192.0.66.5.*"
run ./setup.sh -c mail_fail2ban debug fail2ban unban 192.0.66.5
run ./setup.sh -c mail_fail2ban debug fail2ban unban
assert_output --partial "You need to specify an IP address. Run"