827 lines
24 KiB
Bash
Executable File
827 lines
24 KiB
Bash
Executable File
#!/bin/bash
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#
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# .---. . .
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# | | |
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# |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
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# | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
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# ' ' --' --' -' - -' ' ' -' -' -' ' - --'
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#
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# Freedom in the Cloud
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#
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# Alters the security settings
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#
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# License
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# =======
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#
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# Copyright (C) 2015-2016 Bob Mottram <bob@robotics.uk.to>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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PROJECT_NAME='freedombone'
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export TEXTDOMAIN=${PROJECT_NAME}-sec
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export TEXTDOMAINDIR="/usr/share/locale"
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SSL_PROTOCOLS=
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SSL_CIPHERS=
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SSH_CIPHERS=
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SSH_MACS=
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SSH_KEX=
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SSH_HOST_KEY_ALGORITHMS=
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SSH_PASSWORDS=
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XMPP_CIPHERS=
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XMPP_ECC_CURVE=
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WEBSITES_DIRECTORY='/etc/nginx/sites-available'
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DOVECOT_CIPHERS='/etc/dovecot/conf.d/10-ssl.conf'
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SSH_CONFIG='/etc/ssh/sshd_config'
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XMPP_CONFIG='/etc/prosody/conf.avail/xmpp.cfg.lua'
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MINIMUM_LENGTH=6
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IMPORT_FILE=
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EXPORT_FILE=
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CURRENT_DIR=$(pwd)
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REGENERATE_SSH_HOST_KEYS="no"
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REGENERATE_DH_KEYS="no"
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DH_KEYLENGTH=2048
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LETSENCRYPT_SERVER='https://acme-v01.api.letsencrypt.org/directory'
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function get_protocols_from_website {
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if [ ! -f $WEBSITES_DIRECTORY/$1 ]; then
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return
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fi
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SSL_PROTOCOLS=$(cat $WEBSITES_DIRECTORY/$1 | grep 'ssl_protocols ' | awk -F "ssl_protocols " '{print $2}' | awk -F ';' '{print $1}')
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}
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function get_ciphers_from_website {
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if [ ! -f $WEBSITES_DIRECTORY/$1 ]; then
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return
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fi
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SSL_CIPHERS=$(cat $WEBSITES_DIRECTORY/$1 | grep 'ssl_ciphers ' | awk -F "ssl_ciphers " '{print $2}' | awk -F "'" '{print $2}')
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}
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function get_website_settings {
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if [ ! -d $WEBSITES_DIRECTORY ]; then
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return
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fi
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cd $WEBSITES_DIRECTORY
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for file in `dir -d *` ; do
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get_protocols_from_website $file
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if [ ${#SSL_PROTOCOLS} -gt $MINIMUM_LENGTH ]; then
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get_ciphers_from_website $file
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if [ ${#SSL_CIPHERS} -gt $MINIMUM_LENGTH ]; then
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break
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else
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SSL_PROTOCOLS=""
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fi
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fi
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done
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}
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function get_imap_settings {
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if [ ! -f $DOVECOT_CIPHERS ]; then
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return
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fi
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# clear commented out cipher list
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sed -i "s|#ssl_cipher_list.*||g" $DOVECOT_CIPHERS
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if [ $SSL_CIPHERS ]; then
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return
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fi
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if [ ${#SSL_CIPHERS} -gt $MINIMUM_LENGTH ]; then
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return
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fi
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SSL_CIPHERS=$(cat $DOVECOT_CIPHERS | grep 'ssl_cipher_list' | awk -F '=' '{print $2}' | awk -F "'" '{print $2}')
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}
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function get_xmpp_settings {
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if [ ! -f $XMPP_CONFIG ]; then
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return
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fi
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XMPP_CIPHERS=$(cat $XMPP_CONFIG | grep 'ciphers ' | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
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XMPP_ECC_CURVE=$(cat $XMPP_CONFIG | grep 'curve ' | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
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}
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function get_ssh_settings {
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if [ -f $SSH_CONFIG ]; then
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SSH_CIPHERS=$(cat $SSH_CONFIG | grep 'Ciphers ' | awk -F 'Ciphers ' '{print $2}')
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SSH_MACS=$(cat $SSH_CONFIG | grep 'MACs ' | awk -F 'MACs ' '{print $2}')
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SSH_KEX=$(cat $SSH_CONFIG | grep 'KexAlgorithms ' | awk -F 'KexAlgorithms ' '{print $2}')
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SSH_PASSWORDS=$(cat $SSH_CONFIG | grep 'PasswordAuthentication ' | awk -F 'PasswordAuthentication ' '{print $2}')
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fi
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if [ -f /etc/ssh/ssh_config ]; then
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SSH_HOST_KEY_ALGORITHMS=$(cat /etc/ssh/ssh_config | grep 'HostKeyAlgorithms ' | awk -F 'HostKeyAlgorithms ' '{print $2}')
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if [ ! $SSH_CIPHERS ]; then
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SSH_CIPHERS=$(cat /etc/ssh/ssh_config | grep 'Ciphers ' | awk -F 'Ciphers ' '{print $2}')
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fi
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if [ ! $SSH_MACS ]; then
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SSH_MACS=$(cat /etc/ssh/ssh_config | grep 'MACs ' | awk -F 'MACs ' '{print $2}')
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fi
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fi
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}
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function change_website_settings {
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if [ ! "$SSL_PROTOCOLS" ]; then
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return
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fi
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if [ ! $SSL_CIPHERS ]; then
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return
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fi
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if [ ${#SSL_PROTOCOLS} -lt $MINIMUM_LENGTH ]; then
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return
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fi
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if [ ${#SSL_CIPHERS} -lt $MINIMUM_LENGTH ]; then
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return
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fi
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if [ ! -d $WEBSITES_DIRECTORY ]; then
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return
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fi
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cd $WEBSITES_DIRECTORY
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for file in `dir -d *` ; do
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sed -i "s|ssl_protocols .*|ssl_protocols $SSL_PROTOCOLS;|g" $WEBSITES_DIRECTORY/$file
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sed -i "s|ssl_ciphers .*|ssl_ciphers '$SSL_CIPHERS';|g" $WEBSITES_DIRECTORY/$file
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done
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systemctl restart nginx
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echo $'Web security settings changed'
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}
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function change_imap_settings {
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if [ ! -f $DOVECOT_CIPHERS ]; then
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return
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fi
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if [ ! $SSL_CIPHERS ]; then
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return
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fi
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if [ ${#SSL_CIPHERS} -lt $MINIMUM_LENGTH ]; then
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return
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fi
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sed -i "s|ssl_cipher_list.*|ssl_cipher_list = '$SSL_CIPHERS'|g" $DOVECOT_CIPHERS
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sed -i "s|ssl_protocols.*|ssl_protocols = '$SSL_PROTOCOLS'|g" $DOVECOT_CIPHERS
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systemctl restart dovecot
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echo $'imap security settings changed'
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}
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function change_ssh_settings {
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if [ -f /etc/ssh/ssh_config ]; then
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if [ $SSH_HOST_KEY_ALGORITHMS ]; then
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sed -i "s|HostKeyAlgorithms .*|HostKeyAlgorithms $SSH_HOST_KEY_ALGORITHMS|g" /etc/ssh/ssh_config
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echo $'ssh client security settings changed'
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fi
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fi
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if [ -f $SSH_CONFIG ]; then
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if [ ! $SSH_CIPHERS ]; then
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return
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fi
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if [ ! $SSH_MACS ]; then
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return
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fi
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if [ ! $SSH_KEX ]; then
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return
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fi
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if [ ! $SSH_PASSWORDS ]; then
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return
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fi
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sed -i "s|Ciphers .*|Ciphers $SSH_CIPHERS|g" $SSH_CONFIG
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sed -i "s|MACs .*|MACs $SSH_MACS|g" $SSH_CONFIG
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sed -i "s|KexAlgorithms .*|KexAlgorithms $SSH_KEX|g" $SSH_CONFIG
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sed -i "s|PasswordAuthentication .*|PasswordAuthentication $SSH_PASSWORDS|g" $SSH_CONFIG
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systemctl restart ssh
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echo $'ssh server security settings changed'
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fi
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}
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function change_xmpp_settings {
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if [ ! -f $XMPP_CONFIG ]; then
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return
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fi
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if [ ! $XMPP_CIPHERS ]; then
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return
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fi
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if [ ! $XMPP_ECC_CURVE ]; then
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return
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fi
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sed -i "s|ciphers =.*|ciphers = \"$XMPP_CIPHERS\";|g" $XMPP_CONFIG
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sed -i "s|curve =.*|curve = \"$XMPP_ECC_CURVE\";|g" $XMPP_CONFIG
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systemctl restart prosody
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echo $'xmpp security settings changed'
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}
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function interactive_setup {
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if [ $SSL_CIPHERS ]; then
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --backtitle $"Freedombone Security Configuration" \
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--form $"\nWeb/IMAP Ciphers:" 10 95 2 \
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$"Protocols:" 1 1 "$SSL_PROTOCOLS" 1 15 90 90 \
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$"Ciphers:" 2 1 "$SSL_CIPHERS" 2 15 90 512 \
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2> $data
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sel=$?
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case $sel in
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1) SSL_PROTOCOLS=$(cat $data | sed -n 1p)
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SSL_CIPHERS=$(cat $data | sed -n 2p)
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;;
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255) exit 0;;
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esac
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fi
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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if [ $SSH_HOST_KEY_ALGORITHMS ]; then
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dialog --backtitle $"Freedombone Security Configuration" \
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--form $"\nSecure Shell Ciphers:" 13 95 4 \
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$"Ciphers:" 1 1 "$SSH_CIPHERS" 1 15 90 512 \
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$"MACs:" 2 1 "$SSH_MACS" 2 15 90 512 \
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$"KEX:" 3 1 "$SSH_KEX" 3 15 90 512 \
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$"Host key algorithms:" 4 1 "$SSH_HOST_KEY_ALGORITHMS" 4 15 90 512 \
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2> $data
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sel=$?
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case $sel in
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1) SSH_CIPHERS=$(cat $data | sed -n 1p)
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SSH_MACS=$(cat $data | sed -n 2p)
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SSH_KEX=$(cat $data | sed -n 3p)
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SSH_HOST_KEY_ALGORITHMS=$(cat $data | sed -n 4p)
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;;
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255) exit 0;;
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esac
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else
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dialog --backtitle $"Freedombone Security Configuration" \
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--form $"\nSecure Shell Ciphers:" 11 95 3 \
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$"Ciphers:" 1 1 "$SSH_CIPHERS" 1 15 90 512 \
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$"MACs:" 2 1 "$SSH_MACS" 2 15 90 512 \
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$"KEX:" 3 1 "$SSH_KEX" 3 15 90 512 \
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2> $data
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sel=$?
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case $sel in
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1) SSH_CIPHERS=$(cat $data | sed -n 1p)
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SSH_MACS=$(cat $data | sed -n 2p)
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SSH_KEX=$(cat $data | sed -n 3p)
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;;
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255) exit 0;;
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esac
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fi
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if [[ $SSH_PASSWORDS == "yes" ]]; then
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dialog --title $"SSH Passwords" \
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--backtitle $"Freedombone Security Configuration" \
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--yesno $"\nAllow SSH login using passwords?" 7 60
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else
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dialog --title $"SSH Passwords" \
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--backtitle $"Freedombone Security Configuration" \
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--defaultno \
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--yesno $"\nAllow SSH login using passwords?" 7 60
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fi
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sel=$?
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case $sel in
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0) SSH_PASSWORDS="yes";;
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1) SSH_PASSWORDS="no";;
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255) exit 0;;
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esac
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if [ $XMPP_CIPHERS ]; then
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --backtitle $"Freedombone Security Configuration" \
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--form $"\nXMPP Ciphers:" 10 95 2 \
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$"Ciphers:" 1 1 "$XMPP_CIPHERS" 1 15 90 512 \
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$"ECC Curve:" 2 1 "$XMPP_ECC_CURVE" 2 15 50 50 \
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2> $data
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sel=$?
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case $sel in
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1) XMPP_CIPHERS=$(cat $data | sed -n 1p)
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XMPP_ECC_CURVE=$(cat $data | sed -n 2p)
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;;
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255) exit 0;;
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esac
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fi
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dialog --title $"Final Confirmation" \
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--backtitle $"Freedombone Security Configuration" \
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--defaultno \
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--yesno $"\nPlease confirm that you wish your security settings to be changed?\n\nWARNING: any mistakes made in the security settings could compromise your system, so be extra careful when answering 'yes'." 12 60
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sel=$?
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case $sel in
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1) clear
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echo $'Exiting without changing security settings'
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exit 0;;
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255) clear
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echo $'Exiting without changing security settings'
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exit 0;;
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esac
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clear
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}
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function regenerate_ssh_host_keys {
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if [[ $REGENERATE_SSH_HOST_KEYS == "yes" ]]; then
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rm -f /etc/ssh/ssh_host_*
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dpkg-reconfigure openssh-server
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echo $'ssh host keys regenerated'
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# remove small moduli
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awk '$5 > 2000' /etc/ssh/moduli > ~/moduli
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mv ~/moduli /etc/ssh/moduli
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echo $'ssh small moduli removed'
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systemctl restart ssh
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fi
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}
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function regenerate_dh_keys {
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if [[ $REGENERATE_DH_KEYS == "yes" ]]; then
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if [ ! -d /etc/ssl/mycerts ]; then
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echo $'No dhparam certificates were found'
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return
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fi
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --backtitle "Freedombone Security Configuration" \
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--title "Diffie-Hellman key length" \
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--radiolist "The smaller length is better suited to low power embedded systems:" 12 40 3 \
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1 "2048 bits" off \
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2 "3072 bits" on \
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3 "4096 bits" off 2> $data
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sel=$?
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case $sel in
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1) exit 1;;
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255) exit 1;;
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esac
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case $(cat $data) in
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1) DH_KEYLENGTH=2048;;
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2) DH_KEYLENGTH=3072;;
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3) DH_KEYLENGTH=4096;;
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esac
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${PROJECT_NAME}-dhparam --recalc yes -l ${DH_KEYLENGTH}
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fi
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}
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function renew_startssl {
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renew_domain=
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --title $"Renew a StartSSL certificate" \
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--backtitle $"Freedombone Security Settings" \
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--inputbox $"Enter the domain name" 8 60 2>$data
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sel=$?
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case $sel in
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0)
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renew_domain=$(<$data)
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;;
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esac
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if [ ! $renew_domain ]; then
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return
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fi
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if [[ $renew_domain == "http"* ]]; then
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dialog --title $"Renew a StartSSL certificate" \
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--msgbox $"Don't include the https://" 6 40
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return
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fi
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if [ ! -f /etc/ssl/certs/${renew_domain}.dhparam ]; then
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dialog --title $"Renew a StartSSL certificate" \
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--msgbox $"An existing certificate for $renew_domain was not found" 6 40
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return
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fi
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if [[ $renew_domain != *"."* ]]; then
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dialog --title $"Renew a StartSSL certificate" \
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--msgbox $"Invalid domain name: $renew_domain" 6 40
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return
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fi
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${PROJECT_NAME}-renew-cert -h $renew_domain -p startssl
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exit 0
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}
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function renew_letsencrypt {
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renew_domain=
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --title $"Renew a Let's Encrypt certificate" \
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--backtitle $"Freedombone Security Settings" \
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--inputbox $"Enter the domain name" 8 60 2>$data
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sel=$?
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case $sel in
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0)
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renew_domain=$(<$data)
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;;
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esac
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if [ ! $renew_domain ]; then
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return
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fi
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|
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if [[ $renew_domain == "http"* ]]; then
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dialog --title $"Renew a Let's Encrypt certificate" \
|
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--msgbox $"Don't include the https://" 6 40
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return
|
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fi
|
|
|
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if [ ! -f /etc/ssl/certs/${renew_domain}.dhparam ]; then
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dialog --title $"Renew a Let's Encrypt certificate" \
|
|
--msgbox $"An existing certificate for $renew_domain was not found" 6 40
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return
|
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fi
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|
|
|
if [[ $renew_domain != *"."* ]]; then
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dialog --title $"Renew a Let's Encrypt certificate" \
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--msgbox $"Invalid domain name: $renew_domain" 6 40
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return
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fi
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${PROJECT_NAME}-renew-cert -h $renew_domain -p 'letsencrypt'
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exit 0
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}
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function create_letsencrypt {
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new_domain=
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data=$(tempfile 2>/dev/null)
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trap "rm -f $data" 0 1 2 5 15
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dialog --title $"Create a new Let's Encrypt certificate" \
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--backtitle $"Freedombone Security Settings" \
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--inputbox $"Enter the domain name" 8 60 2>$data
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sel=$?
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case $sel in
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0)
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new_domain=$(<$data)
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;;
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|
esac
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if [ ! $new_domain ]; then
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return
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fi
|
|
|
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if [[ $new_domain == "http"* ]]; then
|
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dialog --title $"Create a new Let's Encrypt certificate" \
|
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--msgbox $"Don't include the https://" 6 40
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return
|
|
fi
|
|
|
|
if [[ $new_domain != *"."* ]]; then
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|
dialog --title $"Create a new Let's Encrypt certificate" \
|
|
--msgbox $"Invalid domain name: $new_domain" 6 40
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return
|
|
fi
|
|
|
|
if [ ! -d /var/www/${new_domain} ]; then
|
|
dialog --title $"Create a new Let's Encrypt certificate" \
|
|
--msgbox $'Domain not found within /var/www' 6 40
|
|
return
|
|
fi
|
|
|
|
${PROJECT_NAME}-addcert -e $new_domain -s $LETSENCRYPT_SERVER --dhkey $DH_KEYLENGTH
|
|
|
|
exit 0
|
|
}
|
|
|
|
function update_ciphersuite {
|
|
project_filename=/usr/local/bin/${PROJECT_NAME}
|
|
if [ ! -f $project_filename ]; then
|
|
project_filename=/usr/bin/${PROJECT_NAME}
|
|
fi
|
|
|
|
RECOMMENDED_SSL_CIPHERS=$(cat $project_filename | grep 'SSL_CIPHERS=' | head -n 1 | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
|
|
if [ ! "$RECOMMENDED_SSL_CIPHERS" ]; then
|
|
return
|
|
fi
|
|
if [ ${#RECOMMENDED_SSL_CIPHERS} -lt 5 ]; then
|
|
return
|
|
fi
|
|
|
|
RECOMMENDED_SSL_PROTOCOLS=$(cat $project_filename | grep 'SSL_PROTOCOLS=' | head -n 1 | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
|
|
if [ ! "$RECOMMENDED_SSL_PROTOCOLS" ]; then
|
|
return
|
|
fi
|
|
if [ ${#RECOMMENDED_SSL_PROTOCOLS} -lt 5 ]; then
|
|
return
|
|
fi
|
|
|
|
RECOMMENDED_SSH_CIPHERS=$(cat $project_filename | grep 'SSH_CIPHERS=' | head -n 1 | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
|
|
if [ ! "$RECOMMENDED_SSH_CIPHERS" ]; then
|
|
return
|
|
fi
|
|
if [ ${#RECOMMENDED_SSH_CIPHERS} -lt 5 ]; then
|
|
return
|
|
fi
|
|
|
|
RECOMMENDED_SSH_MACS=$(cat $project_filename | grep 'SSH_MACS=' | head -n 1 | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
|
|
if [ ! "$RECOMMENDED_SSH_MACS" ]; then
|
|
return
|
|
fi
|
|
if [ ${#RECOMMENDED_SSH_MACS} -lt 5 ]; then
|
|
return
|
|
fi
|
|
|
|
RECOMMENDED_SSH_KEX=$(cat $project_filename | grep 'SSH_KEX=' | head -n 1 | awk -F '=' '{print $2}' | awk -F '"' '{print $2}')
|
|
if [ ! "$RECOMMENDED_SSH_KEX" ]; then
|
|
return
|
|
fi
|
|
if [ ${#RECOMMENDED_SSH_KEX} -lt 5 ]; then
|
|
return
|
|
fi
|
|
|
|
cd $WEBSITES_DIRECTORY
|
|
for file in `dir -d *` ; do
|
|
sed -i "s|ssl_protocols .*|ssl_protocols $RECOMMENDED_SSL_PROTOCOLS;|g" $WEBSITES_DIRECTORY/$file
|
|
sed -i "s|ssl_ciphers .*|ssl_ciphers '$RECOMMENDED_SSL_CIPHERS';|g" $WEBSITES_DIRECTORY/$file
|
|
done
|
|
systemctl restart nginx
|
|
|
|
sed -i "s|Ciphers .*|Ciphers $RECOMMENDED_SSH_CIPHERS|g" $SSH_CONFIG
|
|
sed -i "s|MACs .*|MACs $RECOMMENDED_SSH_MACS|g" $SSH_CONFIG
|
|
sed -i "s|KexAlgorithms .*|KexAlgorithms $RECOMMENDED_SSH_KEX|g" $SSH_CONFIG
|
|
systemctl restart ssh
|
|
|
|
dialog --title $"Update ciphersuite" \
|
|
--msgbox $"The ciphersuite has been updated to recommended versions" 6 40
|
|
exit 0
|
|
}
|
|
|
|
function housekeeping {
|
|
cmd=(dialog --separate-output \
|
|
--backtitle "Freedombone Security Configuration" \
|
|
--title "Housekeeping options" \
|
|
--checklist "If you don't need to do any of these things then just press Enter:" 13 76 16)
|
|
options=(1 "Regenerate ssh host keys" off
|
|
2 "Regenerate Diffie-Hellman keys" off
|
|
3 "Renew a StartSSL certificate" off
|
|
4 "Update cipersuite" off
|
|
5 "Create a new Let's Encrypt certificate" off
|
|
6 "Renew Let's Encrypt certificate" off)
|
|
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
|
|
clear
|
|
for choice in $choices
|
|
do
|
|
case $choice in
|
|
1)
|
|
REGENERATE_SSH_HOST_KEYS="yes"
|
|
;;
|
|
2)
|
|
REGENERATE_DH_KEYS="yes"
|
|
;;
|
|
3)
|
|
renew_startssl
|
|
;;
|
|
4)
|
|
update_ciphersuite
|
|
;;
|
|
5)
|
|
create_letsencrypt
|
|
;;
|
|
6)
|
|
renew_letsencrypt
|
|
;;
|
|
esac
|
|
done
|
|
}
|
|
|
|
function import_settings {
|
|
cd $CURRENT_DIR
|
|
|
|
if [ ! $IMPORT_FILE ]; then
|
|
return
|
|
fi
|
|
|
|
if [ ! -f $IMPORT_FILE ]; then
|
|
echo $"Import file $IMPORT_FILE not found"
|
|
exit 6393
|
|
fi
|
|
|
|
if grep -q "SSL_PROTOCOLS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSL_PROTOCOLS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSL_PROTOCOLS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSL_CIPHERS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSL_CIPHERS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSL_CIPHERS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSH_CIPHERS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSH_CIPHERS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSH_CIPHERS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSH_MACS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSH_MACS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSH_MACS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSH_KEX" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSH_KEX" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSH_KEX=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSH_HOST_KEY_ALGORITHMS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSH_HOST_KEY_ALGORITHMS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
SSH_HOST_KEY_ALGORITHMS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "SSH_PASSWORDS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "SSH_PASSWORDS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [[ $TEMP_VALUE == "yes" || $TEMP_VALUE == "no" ]]; then
|
|
SSH_PASSWORDS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "XMPP_CIPHERS" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "XMPP_CIPHERS" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt $MINIMUM_LENGTH ]; then
|
|
XMPP_CIPHERS=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
if grep -q "XMPP_ECC_CURVE" $IMPORT_FILE; then
|
|
TEMP_VALUE=$(grep "XMPP_ECC_CURVE" $IMPORT_FILE | awk -F '=' '{print $2}')
|
|
if [ ${#TEMP_VALUE} -gt 3 ]; then
|
|
XMPP_ECC_CURVE=$TEMP_VALUE
|
|
fi
|
|
fi
|
|
}
|
|
|
|
function export_settings {
|
|
if [ ! $EXPORT_FILE ]; then
|
|
return
|
|
fi
|
|
|
|
cd $CURRENT_DIR
|
|
|
|
if [ ! -f $EXPORT_FILE ]; then
|
|
if [ "$SSL_PROTOCOLS" ]; then
|
|
echo "SSL_PROTOCOLS=$SSL_PROTOCOLS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSL_CIPHERS ]; then
|
|
echo "SSL_CIPHERS=$SSL_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSH_CIPHERS ]; then
|
|
echo "SSH_CIPHERS=$SSH_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSH_MACS ]; then
|
|
echo "SSH_MACS=$SSH_MACS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSH_KEX ]; then
|
|
echo "SSH_KEX=$SSH_KEX" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSH_HOST_KEY_ALGORITHMS ]; then
|
|
echo "SSH_HOST_KEY_ALGORITHMS=$SSH_HOST_KEY_ALGORITHMS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $SSH_PASSWORDS ]; then
|
|
echo "SSH_PASSWORDS=$SSH_PASSWORDS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $XMPP_CIPHERS ]; then
|
|
echo "XMPP_CIPHERS=$XMPP_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
if [ $XMPP_ECC_CURVE ]; then
|
|
echo "XMPP_ECC_CURVE=$XMPP_ECC_CURVE" >> $EXPORT_FILE
|
|
fi
|
|
echo "Security settings exported to $EXPORT_FILE"
|
|
exit 0
|
|
fi
|
|
|
|
if [ "$SSL_PROTOCOLS" ]; then
|
|
if grep -q "SSL_PROTOCOLS" $EXPORT_FILE; then
|
|
sed -i "s|SSL_PROTOCOLS=.*|SSL_PROTOCOLS=$SSL_PROTOCOLS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSL_PROTOCOLS=$SSL_PROTOCOLS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSL_CIPHERS ]; then
|
|
if grep -q "SSL_CIPHERS" $EXPORT_FILE; then
|
|
sed -i "s|SSL_CIPHERS=.*|SSL_CIPHERS=$SSL_CIPHERS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSL_CIPHERS=$SSL_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSH_CIPHERS ]; then
|
|
if grep -q "SSH_CIPHERS" $EXPORT_FILE; then
|
|
sed -i "s|SSH_CIPHERS=.*|SSH_CIPHERS=$SSH_CIPHERS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSH_CIPHERS=$SSH_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSH_MACS ]; then
|
|
if grep -q "SSH_MACS" $EXPORT_FILE; then
|
|
sed -i "s|SSH_MACS=.*|SSH_MACS=$SSH_MACS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSH_MACS=$SSH_MACS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSH_KEX ]; then
|
|
if grep -q "SSH_KEX" $EXPORT_FILE; then
|
|
sed -i "s|SSH_KEX=.*|SSH_KEX=$SSH_KEX|g" $EXPORT_FILE
|
|
else
|
|
echo "SSH_KEX=$SSH_KEX" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSH_HOST_KEY_ALGORITHMS ]; then
|
|
if grep -q "SSH_HOST_KEY_ALGORITHMS" $EXPORT_FILE; then
|
|
sed -i "s|SSH_HOST_KEY_ALGORITHMS=.*|SSH_HOST_KEY_ALGORITHMS=$SSH_HOST_KEY_ALGORITHMS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSH_HOST_KEY_ALGORITHMS=$SSH_HOST_KEY_ALGORITHMS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $SSH_PASSWORDS ]; then
|
|
if grep -q "SSH_PASSWORDS" $EXPORT_FILE; then
|
|
sed -i "s|SSH_PASSWORDS=.*|SSH_PASSWORDS=$SSH_PASSWORDS|g" $EXPORT_FILE
|
|
else
|
|
echo "SSH_PASSWORDS=$SSH_PASSWORDS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $XMPP_CIPHERS ]; then
|
|
if grep -q "XMPP_CIPHERS" $EXPORT_FILE; then
|
|
sed -i "s|XMPP_CIPHERS=.*|XMPP_CIPHERS=$XMPP_CIPHERS|g" $EXPORT_FILE
|
|
else
|
|
echo "XMPP_CIPHERS=$XMPP_CIPHERS" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
if [ $XMPP_ECC_CURVE ]; then
|
|
if grep -q "XMPP_ECC_CURVE" $EXPORT_FILE; then
|
|
sed -i "s|XMPP_ECC_CURVE=.*|XMPP_ECC_CURVE=$XMPP_ECC_CURVE|g" $EXPORT_FILE
|
|
else
|
|
echo "XMPP_ECC_CURVE=$XMPP_ECC_CURVE" >> $EXPORT_FILE
|
|
fi
|
|
fi
|
|
echo $"Security settings exported to $EXPORT_FILE"
|
|
exit 0
|
|
}
|
|
|
|
function show_help {
|
|
echo ''
|
|
echo "${PROJECT_NAME}-sec"
|
|
echo ''
|
|
echo $'Alters the security settings'
|
|
echo ''
|
|
echo ''
|
|
echo $' -h --help Show help'
|
|
echo $' -e --export Export security settings to a file'
|
|
echo $' -i --import Import security settings from a file'
|
|
echo ''
|
|
exit 0
|
|
}
|
|
|
|
|
|
# Get the commandline options
|
|
while [[ $# > 1 ]]
|
|
do
|
|
key="$1"
|
|
|
|
case $key in
|
|
-h|--help)
|
|
show_help
|
|
;;
|
|
# Export settings
|
|
-e|--export)
|
|
shift
|
|
EXPORT_FILE="$1"
|
|
;;
|
|
# Export settings
|
|
-i|--import)
|
|
shift
|
|
IMPORT_FILE="$1"
|
|
;;
|
|
*)
|
|
# unknown option
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
housekeeping
|
|
get_website_settings
|
|
get_imap_settings
|
|
get_ssh_settings
|
|
get_xmpp_settings
|
|
import_settings
|
|
export_settings
|
|
interactive_setup
|
|
change_website_settings
|
|
change_imap_settings
|
|
change_ssh_settings
|
|
change_xmpp_settings
|
|
regenerate_ssh_host_keys
|
|
regenerate_dh_keys
|
|
exit 0
|