#!/bin/bash # # .---. . . # | | | # |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-. # | | (.-' (.-' ( | ( )| | | | )( )| | (.-' # ' ' --' --' -' - -' ' ' -' -' -' ' - --' # # Freedom in the Cloud # # Web related functions # # License # ======= # # Copyright (C) 2014-2018 Bob Mottram # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see . # default search engine for command line browser DEFAULT_SEARCH='https://searx.laquadrature.net' # onion port for the default domain DEFAULT_DOMAIN_ONION_PORT=8099 # Whether Let's Encrypt is enabled for all sites LETSENCRYPT_ENABLED="yes" LETSENCRYPT_SERVER='https://acme-v01.api.letsencrypt.org/directory' # list of encryption protocols SSL_PROTOCOLS="TLSv1 TLSv1.1 TLSv1.2" # Mozilla recommended default ciphers. These work better on Android # See https://wiki.mozilla.org/Security/Server_Side_TLS SSL_CIPHERS="ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS" # some mobile apps (eg. NextCloud) have not very good cipher compatibility. # These ciphers can be used for those cases SSL_CIPHERS_MOBILE="ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES128-SHA" NGINX_ENSITE_REPO="https://github.com/perusio/nginx_ensite" NGINX_ENSITE_COMMIT='fa4d72ce1c0a490442c8474e9c8dc21ed52c93d0' # memory limit for php in MB MAX_PHP_MEMORY=64 # logging level for Nginx WEBSERVER_LOG_LEVEL='warn' # test a domain name to see if it's valid function validate_domain_name { # count the number of dots in the domain name dots=${TEST_DOMAIN_NAME//[^.]} no_of_dots=${#dots} if (( $no_of_dots > 3 )); then TEST_DOMAIN_NAME=$"The domain $TEST_DOMAIN_NAME has too many subdomains. It should be of the type w.x.y.z, x.y.z or y.z" fi if (( $no_of_dots == 0 )); then TEST_DOMAIN_NAME=$"The domain $TEST_DOMAIN_NAME has no top level domain. It should be of the type w.x.y.z, x.y.z or y.z" fi } function nginx_disable_sniffing { domain_name=$1 filename=/etc/nginx/sites-available/$domain_name echo ' add_header X-Frame-Options DENY;' >> $filename echo ' add_header X-Content-Type-Options nosniff;' >> $filename echo '' >> $filename } function nginx_limits { domain_name=$1 max_body='20m' if [ $2 ]; then max_body=$2 fi filename=/etc/nginx/sites-available/$domain_name echo " client_max_body_size ${max_body};" >> $filename echo ' client_body_buffer_size 128k;' >> $filename echo '' >> $filename echo ' limit_conn conn_limit_per_ip 10;' >> $filename echo ' limit_req zone=req_limit_per_ip burst=10 nodelay;' >> $filename echo '' >> $filename } function nginx_stapling { domain_name=$1 filename=/etc/nginx/sites-available/$domain_name echo " ssl_stapling on;" >> $filename echo ' ssl_stapling_verify on;' >> $filename echo ' ssl_trusted_certificate /etc/ssl/certs/${domain_name}.pem;' >> $filename echo '' >> $filename } function nginx_http_redirect { # redirect port 80 to https domain_name=$1 filename=/etc/nginx/sites-available/$domain_name echo 'server {' > $filename echo ' listen 80;' >> $filename echo ' listen [::]:80;' >> $filename echo " server_name ${domain_name};" >> $filename echo " root /var/www/${domain_name}/htdocs;" >> $filename echo ' access_log /dev/null;' >> $filename echo " error_log /dev/null;" >> $filename function_check nginx_limits nginx_limits $domain_name if [ ${#2} -gt 0 ]; then echo " $2;" >> $filename fi echo ' rewrite ^ https://$server_name$request_uri? permanent;' >> $filename echo '}' >> $filename echo '' >> $filename } function nginx_compress { domain_name=$1 filename=/etc/nginx/sites-available/$domain_name echo ' gzip on;' >> $filename echo ' gzip_min_length 1000;' >> $filename echo ' gzip_proxied expired no-cache no-store private auth;' >> $filename echo ' gzip_types text/plain application/xml;' >> $filename } function nginx_ssl { # creates the SSL/TLS section for a website domain_name=$1 mobile_ciphers=$2 filename=/etc/nginx/sites-available/$domain_name echo ' ssl_stapling off;' >> $filename echo ' ssl_stapling_verify off;' >> $filename echo ' ssl on;' >> $filename echo " ssl_certificate /etc/letsencrypt/live/${domain_name}/fullchain.pem;" >> $filename echo " ssl_certificate_key /etc/letsencrypt/live/${domain_name}/privkey.pem;" >> $filename echo " ssl_dhparam /etc/ssl/certs/${domain_name}.dhparam;" >> $filename echo '' >> $filename echo ' ssl_session_cache builtin:1000 shared:SSL:10m;' >> $filename echo ' ssl_session_timeout 60m;' >> $filename echo ' ssl_prefer_server_ciphers on;' >> $filename echo " ssl_protocols $SSL_PROTOCOLS;" >> $filename if [ $mobile_ciphers ]; then echo " # Mobile compatible ciphers" >> $filename echo " ssl_ciphers '$SSL_CIPHERS_MOBILE';" >> $filename else echo " ssl_ciphers '$SSL_CIPHERS';" >> $filename fi echo " add_header Content-Security-Policy \"default-src https:; script-src https: 'unsafe-inline'; style-src https: 'unsafe-inline'\";" >> $filename echo ' add_header X-XSS-Protection "1; mode=block";' >> $filename echo ' add_header X-Robots-Tag none;' >> $filename echo ' add_header X-Download-Options noopen;' >> $filename echo ' add_header X-Permitted-Cross-Domain-Policies none;' >> $filename #nginx_stapling $1 } # check an individual domain name function test_domain_name { if [ $1 ]; then TEST_DOMAIN_NAME=$1 if [[ $TEST_DOMAIN_NAME != 'ttrss' ]]; then function_check validate_domain_name validate_domain_name if [[ $TEST_DOMAIN_NAME != $1 ]]; then echo $"Invalid domain name $TEST_DOMAIN_NAME" exit 8528 fi fi fi } # Checks whether certificates were generated for the given hostname function check_certificates { if [ ! $1 ]; then return fi USE_LETSENCRYPT='no' if [ $2 ]; then USE_LETSENCRYPT=$2 fi if [[ $USE_LETSENCRYPT == 'no' ]]; then if [ ! -f /etc/ssl/private/${1}.key ]; then echo $"Private certificate for ${CHECK_HOSTNAME} was not created" exit 63959 fi if [ ! -f /etc/ssl/certs/${1}.crt ]; then echo $"Public certificate for ${CHECK_HOSTNAME} was not created" exit 7679 fi if grep -q "${1}.pem" /etc/nginx/sites-available/${1}; then sed -i "s|${1}.pem|${1}.crt|g" /etc/nginx/sites-available/${1} fi else if [ ! -f /etc/letsencrypt/live/${1}/privkey.pem ]; then echo $"Private certificate for ${CHECK_HOSTNAME} was not created" exit 6282 fi if [ ! -f /etc/letsencrypt/live/${1}/fullchain.pem ]; then echo $"Public certificate for ${CHECK_HOSTNAME} was not created" exit 5328 fi if grep -q "${1}.crt" /etc/nginx/sites-available/${1}; then sed -i "s|${1}.crt|${1}.pem|g" /etc/nginx/sites-available/${1} fi fi if [ ! -f /etc/ssl/certs/${1}.dhparam ]; then echo $"Diffie–Hellman parameters for ${CHECK_HOSTNAME} were not created" exit 5989 fi } function cert_exists { cert_type='dhparam' if [ $2 ]; then cert_type="$2" fi if [ -f /etc/ssl/certs/${1}.${cert_type} ]; then echo "1" else if [ -f /etc/letsencrypt/live/${1}/fullchain.${cert_type} ]; then echo "1" else echo "0" fi fi } function create_self_signed_cert { ${PROJECT_NAME}-addcert -h ${SITE_DOMAIN_NAME} --dhkey ${DH_KEYLENGTH} function_check check_certificates check_certificates ${SITE_DOMAIN_NAME} } function create_letsencrypt_cert { ${PROJECT_NAME}-addcert -e ${SITE_DOMAIN_NAME} -s ${LETSENCRYPT_SERVER} --dhkey ${DH_KEYLENGTH} --email ${MY_EMAIL_ADDRESS} if [ ! "$?" = "0" ]; then if [[ ${NO_SELF_SIGNED} == 'no' ]]; then echo $"Lets Encrypt failed for ${SITE_DOMAIN_NAME}, so try making a self-signed cert" ${PROJECT_NAME}-addcert -h ${SITE_DOMAIN_NAME} --dhkey ${DH_KEYLENGTH} function_check check_certificates check_certificates ${SITE_DOMAIN_NAME} else echo $"Lets Encrypt failed for $SITE_DOMAIN_NAME" exit 682529 fi return fi function_check check_certificates check_certificates ${SITE_DOMAIN_NAME} 'yes' } function create_site_certificate { SITE_DOMAIN_NAME="$1" # if yes then only "valid" certs are allowed, not self-signed NO_SELF_SIGNED='no' if [ $2 ]; then NO_SELF_SIGNED="$2" fi if [[ $ONION_ONLY == "no" ]]; then if [[ "$(cert_exists ${SITE_DOMAIN_NAME})" == "0" ]]; then if [[ $LETSENCRYPT_ENABLED != "yes" ]]; then create_self_signed_cert else create_letsencrypt_cert fi else if [[ $LETSENCRYPT_ENABLED == "yes" ]]; then if [[ "$(cert_exists ${SITE_DOMAIN_NAME} pem)" == "0" ]]; then create_letsencrypt_cert fi fi fi fi } # script to automatically renew any Let's Encrypt certificates function letsencrypt_renewals { if [[ $ONION_ONLY != "no" ]]; then return fi renewals_script=/tmp/renewals_letsencrypt renewals_retry_script=/tmp/renewals_retry_letsencrypt renewal_failure_msg=$'The certificate for $LETSENCRYPT_DOMAIN could not be renewed' renewal_email_title=$'${PROJECT_NAME} Lets Encrypt certificate renewal' # the main script tries to renew once per month echo '#!/bin/bash' > $renewals_script echo '' >> $renewals_script echo "PROJECT_NAME='${PROJECT_NAME}'" >> $renewals_script echo 'COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt' >> $renewals_script echo '' >> $renewals_script echo 'if [ -d /etc/letsencrypt ]; then' >> $renewals_script echo ' if [ -f ~/letsencrypt_failed ]; then' >> $renewals_script echo ' rm ~/letsencrypt_failed' >> $renewals_script echo ' fi' >> $renewals_script echo -n ' ADMIN_USERNAME=$(cat $COMPLETION_FILE | grep "Admin user" | ' >> $renewals_script echo -n "awk -F ':' '{print " >> $renewals_script echo -n '$2' >> $renewals_script echo "}')" >> $renewals_script echo ' ADMIN_EMAIL_ADDRESS=$ADMIN_USERNAME@$HOSTNAME' >> $renewals_script echo ' for d in /etc/letsencrypt/live/*/ ; do' >> $renewals_script echo -n ' LETSENCRYPT_DOMAIN=$(echo "$d" | ' >> $renewals_script echo -n "awk -F '/' '{print " >> $renewals_script echo -n '$5' >> $renewals_script echo "}')" >> $renewals_script echo ' if [ -f /etc/nginx/sites-available/$LETSENCRYPT_DOMAIN ]; then' >> $renewals_script echo ' ${PROJECT_NAME}-renew-cert -h $LETSENCRYPT_DOMAIN -p letsencrypt' >> $renewals_script echo ' if [ ! "$?" = "0" ]; then' >> $renewals_script echo " echo \"${renewal_failure_msg}\" > ~/temp_renewletsencrypt.txt" >> $renewals_script echo ' echo "" >> ~/temp_renewletsencrypt.txt' >> $renewals_script echo ' ${PROJECT_NAME}-renew-cert -h $LETSENCRYPT_DOMAIN -p letsencrypt 2>> ~/temp_renewletsencrypt.txt' >> $renewals_script echo -n " cat ~/temp_renewletsencrypt.txt | mail -s \"${renewal_email_title}\" " >> $renewals_script echo '$ADMIN_EMAIL_ADDRESS' >> $renewals_script echo ' rm ~/temp_renewletsencrypt.txt' >> $renewals_script echo ' if [ ! -f ~/letsencrypt_failed ]; then' >> $renewals_script echo ' touch ~/letsencrypt_failed' >> $renewals_script echo ' fi' >> $renewals_script echo ' fi' >> $renewals_script echo ' fi' >> $renewals_script echo ' done' >> $renewals_script echo 'fi' >> $renewals_script chmod +x $renewals_script if [ ! -f /etc/cron.monthly/letsencrypt ]; then cp $renewals_script /etc/cron.monthly/letsencrypt else HASH1=$(sha256sum $renewals_script | awk -F ' ' '{print $1}') HASH2=$(sha256sum /etc/cron.monthly/letsencrypt | awk -F ' ' '{print $1}') if [[ "$HASH1" != "$HASH2" ]]; then cp $renewals_script /etc/cron.monthly/letsencrypt fi fi rm $renewals_script # a secondary script keeps trying to renew after a failure echo '#!/bin/bash' > $renewals_retry_script echo '' >> $renewals_retry_script echo "PROJECT_NAME='${PROJECT_NAME}'" >> $renewals_retry_script echo 'COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt' >> $renewals_retry_script echo '' >> $renewals_retry_script echo 'if [ -d /etc/letsencrypt ]; then' >> $renewals_retry_script echo ' if [ -f ~/letsencrypt_failed ]; then' >> $renewals_retry_script echo ' rm ~/letsencrypt_failed' >> $renewals_retry_script echo -n ' ADMIN_USERNAME=$(cat $COMPLETION_FILE | grep "Admin user" | ' >> $renewals_retry_script echo -n "awk -F ':' '{print " >> $renewals_retry_script echo -n '$2' >> $renewals_retry_script echo "}')" >> $renewals_retry_script echo ' ADMIN_EMAIL_ADDRESS=$ADMIN_USERNAME@$HOSTNAME' >> $renewals_retry_script echo ' for d in /etc/letsencrypt/live/*/ ; do' >> $renewals_retry_script echo -n ' LETSENCRYPT_DOMAIN=$(echo "$d" | ' >> $renewals_retry_script echo -n "awk -F '/' '{print " >> $renewals_retry_script echo -n '$5' >> $renewals_retry_script echo "}')" >> $renewals_retry_script echo ' if [ -f /etc/nginx/sites-available/$LETSENCRYPT_DOMAIN ]; then' >> $renewals_retry_script echo ' ${PROJECT_NAME}-renew-cert -h $LETSENCRYPT_DOMAIN -p letsencrypt' >> $renewals_retry_script echo ' if [ ! "$?" = "0" ]; then' >> $renewals_retry_script echo " echo \"${renewal_failure_msg}\" > ~/temp_renewletsencrypt.txt" >> $renewals_retry_script echo ' echo "" >> ~/temp_renewletsencrypt.txt' >> $renewals_retry_script echo ' ${PROJECT_NAME}-renew-cert -h $LETSENCRYPT_DOMAIN -p letsencrypt 2>> ~/temp_renewletsencrypt.txt' >> $renewals_retry_script echo -n " cat ~/temp_renewletsencrypt.txt | mail -s \"${renewal_email_title}\" " >> $renewals_retry_script echo '$ADMIN_EMAIL_ADDRESS' >> $renewals_retry_script echo ' rm ~/temp_renewletsencrypt.txt' >> $renewals_retry_script echo ' if [ ! -f ~/letsencrypt_failed ]; then' >> $renewals_retry_script echo ' touch ~/letsencrypt_failed' >> $renewals_retry_script echo ' fi' >> $renewals_retry_script echo ' fi' >> $renewals_retry_script echo ' fi' >> $renewals_retry_script echo ' done' >> $renewals_retry_script echo ' fi' >> $renewals_retry_script echo 'fi' >> $renewals_retry_script chmod +x $renewals_retry_script if [ ! -f /etc/cron.daily/letsencrypt ]; then cp $renewals_retry_script /etc/cron.daily/letsencrypt else HASH1=$(sha256sum $renewals_retry_script | awk -F ' ' '{print $1}') HASH2=$(sha256sum /etc/cron.daily/letsencrypt | awk -F ' ' '{print $1}') if [[ "$HASH1" != "$HASH2" ]]; then cp $renewals_retry_script /etc/cron.daily/letsencrypt fi fi rm $renewals_retry_script } function configure_php { sed -i "s/memory_limit = 128M/memory_limit = ${MAX_PHP_MEMORY}M/g" /etc/php/7.0/fpm/php.ini sed -i 's/;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/g' /etc/php/7.0/fpm/php.ini sed -i "s/memory_limit = -1/memory_limit = ${MAX_PHP_MEMORY}M/g" /etc/php/7.0/cli/php.ini sed -i "s/upload_max_filesize = 2M/upload_max_filesize = 50M/g" /etc/php/7.0/fpm/php.ini sed -i "s/post_max_size = 8M/post_max_size = 50M/g" /etc/php/7.0/fpm/php.ini } function install_web_server_access_control { if [ ! -f /etc/pam.d/nginx ]; then echo '#%PAM-1.0' > /etc/pam.d/nginx echo '@include common-auth' >> /etc/pam.d/nginx echo '@include common-account' >> /etc/pam.d/nginx echo '@include common-session' >> /etc/pam.d/nginx fi } function install_dynamicdns { if [[ $SYSTEM_TYPE == "mesh"* ]]; then return fi if [[ $ONION_ONLY != "no" ]]; then return fi CURR_INADYN_COMMIT=$(get_completion_param "inadyn commit") if [[ "${CURR_INADYN_COMMIT}" == "${INADYN_COMMIT}" ]]; then return fi # update to the next commit function_check set_repo_commit set_repo_commit $INSTALL_DIR/inadyn "inadyn commit" "$INADYN_COMMIT" $INADYN_REPO if [[ $(is_completed $FUNCNAME) == "1" ]]; then return fi # Here we compile from source because the current package # doesn't support https, which could result in passwords # being leaked # Debian version 1.99.4-1 # https version 1.99.8 apt-get -yq install build-essential curl libgnutls28-dev automake1.11 if [ ! -d $INSTALL_DIR/inadyn ]; then if [ -d /repos/inadyn ]; then mkdir $INSTALL_DIR/inadyn cp -r -p /repos/inadyn/. $INSTALL_DIR/inadyn cd $INSTALL_DIR/inadyn git pull else git_clone $INADYN_REPO $INSTALL_DIR/inadyn fi fi if [ ! -d $INSTALL_DIR/inadyn ]; then echo 'inadyn repo not cloned' echo -n | openssl s_client -showcerts -connect github.com:443 -CApath /etc/ssl/certs exit 6785 fi cd $INSTALL_DIR/inadyn git checkout $INADYN_COMMIT -b $INADYN_COMMIT set_completion_param "inadyn commit" "$INADYN_COMMIT" #./autogen.sh ./configure if [ ! "$?" = "0" ]; then exit 74890 fi USE_OPENSSL=1 make if [ ! "$?" = "0" ]; then exit 74858 fi make install if [ ! "$?" = "0" ]; then exit 3785 fi # create an unprivileged user #chmod 600 /etc/shadow #chmod 600 /etc/gshadow #useradd -r -s /bin/false debian-inadyn #chmod 0000 /etc/shadow #chmod 0000 /etc/gshadow # create a configuration file echo 'background' > /etc/inadyn.conf echo 'verbose 1' >> /etc/inadyn.conf echo 'period 300' >> /etc/inadyn.conf echo 'startup-delay 60' >> /etc/inadyn.conf echo 'cache-dir /run/inadyn' >> /etc/inadyn.conf echo 'logfile /dev/null' >> /etc/inadyn.conf chmod 600 /etc/inadyn.conf echo '[Unit]' > /etc/systemd/system/inadyn.service echo 'Description=inadyn (DynDNS updater)' >> /etc/systemd/system/inadyn.service echo 'After=network.target' >> /etc/systemd/system/inadyn.service echo '' >> /etc/systemd/system/inadyn.service echo '[Service]' >> /etc/systemd/system/inadyn.service echo 'ExecStart=/usr/local/sbin/inadyn --config /etc/inadyn.conf' >> /etc/systemd/system/inadyn.service echo 'Restart=always' >> /etc/systemd/system/inadyn.service echo 'Type=forking' >> /etc/systemd/system/inadyn.service echo '' >> /etc/systemd/system/inadyn.service echo '[Install]' >> /etc/systemd/system/inadyn.service echo 'WantedBy=multi-user.target' >> /etc/systemd/system/inadyn.service systemctl enable inadyn systemctl start inadyn systemctl daemon-reload mark_completed $FUNCNAME } function update_default_search_engine { for d in /home/*/ ; do USERNAME=$(echo "$d" | awk -F '/' '{print $3}') if [[ $(is_valid_user "$USERNAME") == "1" ]]; then if ! grep -q "WWW_HOME" /home/$USERNAME/.bashrc; then if ! grep -q 'controluser' /home/$USERNAME/.bashrc; then if ! grep -q 'export WWW_HOME=' /home/$USERNAME/.bashrc; then echo "export WWW_HOME=$DEFAULT_SEARCH" >> /home/$USERNAME/.bashrc else sed -i "s|export WWW_HOME=.*|export WWW_HOME=$DEFAULT_SEARCH|g" /home/$USERNAME/.bashrc fi else if ! grep -q 'export WWW_HOME=' /home/$USERNAME/.bashrc; then sed -i "/controluser/i export WWW_HOME=$DEFAULT_SEARCH" /home/$USERNAME/.bashrc else sed -i "s|export WWW_HOME=.*|export WWW_HOME=$DEFAULT_SEARCH|g" /home/$USERNAME/.bashrc fi fi fi fi done } function install_command_line_browser { if [[ $(is_completed $FUNCNAME) == "1" ]]; then return fi apt-get -yq install elinks update_default_search_engine mark_completed $FUNCNAME } function mesh_web_server { if [ -d /etc/apache2 ]; then chroot "$rootdir" apt-get -yq remove --purge apache2 chroot "$rootdir" rm -rf /etc/apache2 fi chroot "$rootdir" apt-get -yq install nginx if [ ! -d $rootdir/etc/nginx ]; then echo $'Unable to install web server' exit 346825 fi } function install_web_server { if [ $INSTALLING_MESH ]; then mesh_web_server return fi # update to the next commit function_check set_repo_commit set_repo_commit $INSTALL_DIR/nginx_ensite "nginx-ensite commit" "$NGINX_ENSITE_COMMIT" $NGINX_ENSITE_REPO if [[ $(is_completed $FUNCNAME) == "1" ]]; then return fi # remove apache apt-get -yq remove --purge apache2 if [ -d /etc/apache2 ]; then rm -rf /etc/apache2 fi # install nginx apt-get -yq install nginx apt-get -yq install php-fpm git # Turn off logs by default sed -i 's|access_log.*|access_log = /dev/null;|g' /etc/nginx/nginx.conf sed -i 's|error_log.*|error_log = /dev/null;|g' /etc/nginx/nginx.conf # limit the number of php processes sed -i 's/; process.max =.*/process.max = 32/g' /etc/php/7.0/fpm/php-fpm.conf #sed -i 's/;process_control_timeout =.*/process_control_timeout = 300/g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|;systemd_interval.*|systemd_interval = 10|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|;emergency_restart_threshold.*|emergency_restart_threshold = 2|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|emergency_restart_threshold.*|emergency_restart_threshold = 2|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|;emergency_restart_interval.*|emergency_restart_interval = 1m|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|emergency_restart_interval.*|emergency_restart_interval = 1m|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|;process_control_timeout.*|process_control_timeout = 10s|g' /etc/php/7.0/fpm/php-fpm.conf sed -i 's|process_control_timeout.*|process_control_timeout = 10s|g' /etc/php/7.0/fpm/php-fpm.conf if ! grep -q "pm.max_children" /etc/php/7.0/fpm/php-fpm.conf; then echo 'pm = static' >> /etc/php/7.0/fpm/php-fpm.conf echo 'pm.max_children = 10' >> /etc/php/7.0/fpm/php-fpm.conf echo 'pm.start_servers = 2' >> /etc/php/7.0/fpm/php-fpm.conf echo 'pm.min_spare_servers = 2' >> /etc/php/7.0/fpm/php-fpm.conf echo 'pm.max_spare_servers = 5' >> /etc/php/7.0/fpm/php-fpm.conf echo 'pm.max_requests = 10' >> /etc/php/7.0/fpm/php-fpm.conf fi if ! grep -q "request_terminate_timeout" /etc/php/7.0/fpm/php-fpm.conf; then echo 'request_terminate_timeout = 30' >> /etc/php/7.0/fpm/php-fpm.conf else sed -i 's|request_terminate_timeout =.*|request_terminate_timeout = 30|g' >> /etc/php/7.0/fpm/php-fpm.conf fi sed -i 's|max_execution_time =.*|max_execution_time = 30|g' /etc/php/7.0/fpm/php.ini if [ ! -d /etc/nginx ]; then echo $"ERROR: nginx does not appear to have installed. $CHECK_MESSAGE" exit 51 fi # Nginx settings echo 'user www-data;' > /etc/nginx/nginx.conf #echo "worker_processes; $CPU_CORES" >> /etc/nginx/nginx.conf echo 'pid /run/nginx.pid;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo 'events {' >> /etc/nginx/nginx.conf echo ' worker_connections 50;' >> /etc/nginx/nginx.conf echo ' # multi_accept on;' >> /etc/nginx/nginx.conf echo '}' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo 'http {' >> /etc/nginx/nginx.conf echo ' # limit the number of connections per single IP' >> /etc/nginx/nginx.conf echo ' limit_conn_zone $binary_remote_addr zone=conn_limit_per_ip:10m;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # limit the number of requests for a given session' >> /etc/nginx/nginx.conf echo ' limit_req_zone $binary_remote_addr zone=req_limit_per_ip:10m rate=140r/s;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # if the request body size is more than the buffer size, then the entire (or partial) request body is written into a temporary file' >> /etc/nginx/nginx.conf echo ' client_body_buffer_size 128k;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # headerbuffer size for the request header from client, its set for testing purpose' >> /etc/nginx/nginx.conf echo ' client_header_buffer_size 3m;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # maximum number and size of buffers for large headers to read from client request' >> /etc/nginx/nginx.conf echo ' large_client_header_buffers 4 256k;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # read timeout for the request body from client, its set for testing purpose' >> /etc/nginx/nginx.conf echo ' client_body_timeout 3m;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # how long to wait for the client to send a request header, its set for testing purpose' >> /etc/nginx/nginx.conf echo ' client_header_timeout 3m;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo ' # Basic Settings' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' sendfile on;' >> /etc/nginx/nginx.conf echo ' tcp_nopush on;' >> /etc/nginx/nginx.conf echo ' tcp_nodelay on;' >> /etc/nginx/nginx.conf echo ' keepalive_timeout 65;' >> /etc/nginx/nginx.conf echo ' types_hash_max_size 2048;' >> /etc/nginx/nginx.conf echo ' server_tokens off;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # server_names_hash_bucket_size 64;' >> /etc/nginx/nginx.conf echo ' # server_name_in_redirect off;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' include /etc/nginx/mime.types;' >> /etc/nginx/nginx.conf echo ' default_type application/octet-stream;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo ' # Logging Settings' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' access_log /dev/null;' >> /etc/nginx/nginx.conf echo ' error_log /dev/null;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' ###' >> /etc/nginx/nginx.conf echo ' # Gzip Settings' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo ' gzip on;' >> /etc/nginx/nginx.conf echo ' gzip_disable "msie6";' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' # gzip_vary on;' >> /etc/nginx/nginx.conf echo ' # gzip_proxied any;' >> /etc/nginx/nginx.conf echo ' # gzip_comp_level 6;' >> /etc/nginx/nginx.conf echo ' # gzip_buffers 16 8k;' >> /etc/nginx/nginx.conf echo ' # gzip_http_version 1.1;' >> /etc/nginx/nginx.conf echo ' # gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo ' # Virtual Host Configs' >> /etc/nginx/nginx.conf echo ' ##' >> /etc/nginx/nginx.conf echo '' >> /etc/nginx/nginx.conf echo ' include /etc/nginx/conf.d/*.conf;' >> /etc/nginx/nginx.conf echo ' include /etc/nginx/sites-enabled/*;' >> /etc/nginx/nginx.conf echo '}' >> /etc/nginx/nginx.conf # install a script to easily enable and disable nginx virtual hosts if [ ! -d $INSTALL_DIR ]; then mkdir $INSTALL_DIR fi cd $INSTALL_DIR function_check git_clone git_clone $NGINX_ENSITE_REPO $INSTALL_DIR/nginx_ensite cd $INSTALL_DIR/nginx_ensite git checkout $NGINX_ENSITE_COMMIT -b $NGINX_ENSITE_COMMIT set_completion_param "nginx-ensite commit" "$NGINX_ENSITE_COMMIT" make install nginx_dissite default function_check configure_firewall_for_web_access configure_firewall_for_web_access mark_completed $FUNCNAME } function remove_certs { domain_name=$1 if [ ! $domain_name ]; then return fi if [ -f /etc/ssl/certs/${domain_name}.dhparam ]; then rm /etc/ssl/certs/${domain_name}.dhparam fi if [ -f /etc/ssl/certs/${domain_name}.pem ]; then rm /etc/ssl/certs/${domain_name}.pem fi if [ -f /etc/ssl/certs/${domain_name}.crt ]; then rm /etc/ssl/certs/${domain_name}.crt fi if [ -f /etc/ssl/private/${domain_name}.key ]; then rm /etc/ssl/private/${domain_name}.key fi } function configure_firewall_for_web_access { if [[ $(is_completed $FUNCNAME) == "1" ]]; then return fi if [[ $INSTALLED_WITHIN_DOCKER == "yes" ]]; then # docker does its own firewalling return fi if [[ $ONION_ONLY != "no" ]]; then return fi firewall_add HTTP 80 tcp firewall_add HTTPS 443 tcp mark_completed $FUNCNAME } function update_default_domain { echo $'Updating default domain' if [[ $ONION_ONLY == 'no' ]]; then if [ -f /etc/mumble-server.ini ]; then if [ ! -f /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem ]; then if ! grep -q "mumble.pem" /etc/mumble-server.ini; then sed -i 's|sslCert=.*|sslCert=/var/lib/mumble-server/mumble.pem|g' /etc/mumble-server.ini sed -i 's|sslKey=.*|sslKey=/var/lib/mumble-server/mumble.key|g' /etc/mumble-server.ini systemctl restart mumble fi else if ! grep -q "${DEFAULT_DOMAIN_NAME}/fullchain.pem" /etc/mumble-server.ini; then usermod -a -G ssl-cert mumble-server sed -i "s|sslCert=.*|sslCert=/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem|g" /etc/mumble-server.ini sed -i "s|sslKey=.*|sslKey=/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem|g" /etc/mumble-server.ini systemctl restart mumble fi fi fi if [ -d /etc/prosody ]; then if [ ! -d /etc/prosody/certs ]; then mkdir /etc/prosody/certs fi cp /etc/ssl/private/xmpp* /etc/prosody/certs cp /etc/ssl/certs/xmpp* /etc/prosody/certs if [ -f /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem ]; then usermod -a -G ssl-cert prosody if grep -q "/etc/prosody/certs/xmpp.key" /etc/prosody/conf.avail/xmpp.cfg.lua; then sed -i "s|/etc/prosody/certs/xmpp.key|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem|g" /etc/prosody/conf.avail/xmpp.cfg.lua fi if grep -q "/etc/prosody/certs/xmpp.crt" /etc/prosody/conf.avail/xmpp.cfg.lua; then sed -i "s|/etc/prosody/certs/xmpp.crt|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem|g" /etc/prosody/conf.avail/xmpp.cfg.lua fi if grep -q "/etc/prosody/certs/xmpp.key" /etc/prosody/prosody.cfg.lua; then sed -i "s|/etc/prosody/certs/xmpp.key|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem|g" /etc/prosody/prosody.cfg.lua fi if grep -q "/etc/prosody/certs/xmpp.crt" /etc/prosody/prosody.cfg.lua; then sed -i "s|/etc/prosody/certs/xmpp.crt|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem|g" /etc/prosody/prosody.cfg.lua fi if grep -q "/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.key" /etc/prosody/conf.avail/xmpp.cfg.lua; then sed -i "s|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.key|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem|g" /etc/prosody/conf.avail/xmpp.cfg.lua fi if grep -q "/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.pem" /etc/prosody/conf.avail/xmpp.cfg.lua; then sed -i "s|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.pem|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem|g" /etc/prosody/conf.avail/xmpp.cfg.lua fi if grep -q "/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.key" /etc/prosody/prosody.cfg.lua; then sed -i "s|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.key|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem|g" /etc/prosody/prosody.cfg.lua fi if grep -q "/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.pem" /etc/prosody/prosody.cfg.lua; then sed -i "s|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.pem|/etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem|g" /etc/prosody/prosody.cfg.lua fi fi chown -R prosody:default /etc/prosody chmod -R 700 /etc/prosody/certs/* chmod 600 /etc/prosody/prosody.cfg.lua if [ -d $INSTALL_DIR/prosody-modules ]; then cp -r $INSTALL_DIR/prosody-modules/* /var/lib/prosody/prosody-modules/ cp -r $INSTALL_DIR/prosody-modules/* /usr/lib/prosody/modules/ fi chown -R prosody:prosody /var/lib/prosody/prosody-modules chown -R prosody:prosody /usr/lib/prosody/modules systemctl reload prosody fi if [ -d /home/znc/.znc ]; then echo $'znc found' if [ -f /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem ]; then pkill znc cat /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem /etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key > /home/znc/.znc/znc.pem chown znc:znc /home/znc/.znc/znc.pem chmod 700 /home/znc/.znc/znc.pem sed -i "s|CertFile =.*|CertFile = /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem" /etc/ngircd/ngircd.conf sed -i "s|DHFile =.*|DHFile = /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.dhparam" /etc/ngircd/ngircd.conf sed -i "s|KeyFile =.*|KeyFile = /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem" /etc/ngircd/ngircd.conf echo $'irc certificates updated' systemctl restart ngircd su -c 'znc' - znc fi fi if [ ${#DEFAULT_DOMAIN_NAME} -gt 0 ]; then if [ -f /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem ]; then if [ -d /etc/dovecot ]; then if ! grep -q "ssl_cert = > $nginx_site echo ' listen 443 ssl;' >> $nginx_site echo ' listen [::]:443 ssl;' >> $nginx_site echo " server_name $DEFAULT_DOMAIN_NAME;" >> $nginx_site echo '' >> $nginx_site echo ' # Security' >> $nginx_site function_check nginx_ssl nginx_ssl $DEFAULT_DOMAIN_NAME mobile function_check nginx_disable_sniffing nginx_disable_sniffing $DEFAULT_DOMAIN_NAME echo ' add_header Strict-Transport-Security max-age=15768000;' >> $nginx_site echo '' >> $nginx_site echo ' # Logs' >> $nginx_site echo ' access_log /dev/null;' >> $nginx_site echo ' error_log /dev/null;' >> $nginx_site echo '' >> $nginx_site echo ' # Root' >> $nginx_site echo " root /var/www/$DEFAULT_DOMAIN_NAME/htdocs;" >> $nginx_site echo '' >> $nginx_site echo ' # Index' >> $nginx_site echo ' index index.html;' >> $nginx_site echo '' >> $nginx_site echo ' # Location' >> $nginx_site echo ' location / {' >> $nginx_site function_check nginx_limits nginx_limits $DEFAULT_DOMAIN_NAME '15m' echo ' }' >> $nginx_site echo '' >> $nginx_site echo ' # Restrict access that is unnecessary anyway' >> $nginx_site echo ' location ~ /\.(ht|git) {' >> $nginx_site echo ' deny all;' >> $nginx_site echo ' }' >> $nginx_site echo '}' >> $nginx_site else echo -n '' > $nginx_site fi echo 'server {' >> $nginx_site echo " listen 127.0.0.1:$DEFAULT_DOMAIN_ONION_PORT default_server;" >> $nginx_site echo " server_name $DEFAULT_DOMAIN_NAME;" >> $nginx_site echo '' >> $nginx_site function_check nginx_disable_sniffing nginx_disable_sniffing $DEFAULT_DOMAIN_NAME echo '' >> $nginx_site echo ' # Logs' >> $nginx_site echo ' access_log /dev/null;' >> $nginx_site echo ' error_log /dev/null;' >> $nginx_site echo '' >> $nginx_site echo ' # Root' >> $nginx_site echo " root /var/www/$DEFAULT_DOMAIN_NAME/htdocs;" >> $nginx_site echo '' >> $nginx_site echo ' # Location' >> $nginx_site echo ' location / {' >> $nginx_site function_check nginx_limits nginx_limits $DEFAULT_DOMAIN_NAME '15m' echo ' }' >> $nginx_site echo '' >> $nginx_site echo ' # Restrict access that is unnecessary anyway' >> $nginx_site echo ' location ~ /\.(ht|git) {' >> $nginx_site echo ' deny all;' >> $nginx_site echo ' }' >> $nginx_site echo '}' >> $nginx_site if [ ! -f /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem ]; then function_check create_site_certificate create_site_certificate $DEFAULT_DOMAIN_NAME 'yes' fi nginx_ensite $DEFAULT_DOMAIN_NAME fi } function install_composer { # curl -sS https://getcomposer.org/installer | php if [ -f ~/${PROJECT_NAME}/image_build/composer_install ]; then cat ~/${PROJECT_NAME}/image_build/composer_install | php else if [ -f /home/$MY_USERNAME/${PROJECT_NAME}/image_build/composer_install ]; then cat /home/$MY_USERNAME/${PROJECT_NAME}/image_build/composer_install | php fi fi if [ -f composer.phar ]; then cp composer.phar composer fi php composer.phar install if [ ! "$?" = "0" ]; then echo $'Unable to run composer install' exit 7252198 fi } function email_disable_chunking { if [ -f /etc/exim4/conf.d/main/04_exim4-config_chunking ]; then return fi echo "chunking_advertise_hosts =" > /etc/exim4/conf.d/main/04_exim4-config_chunking update-exim4.conf dpkg-reconfigure --frontend noninteractive exim4-config systemctl restart exim4 } function email_install_tls { tls_config_file=/etc/exim4/conf.d/main/03_exim4-config_tlsoptions tls_auth_config_file=/etc/exim4/conf.d/auth/30_exim4-config_examples email_config_changed= if [ ! -f $tls_config_file ]; then tls_config_file=/etc/exim4/exim4.conf.template tls_auth_config_file=$tls_config_file fi if [ ! -f /etc/ssl/certs/exim.dhparam ]; then ${PROJECT_NAME}-addcert -h exim --dhkey $DH_KEYLENGTH check_certificates exim cp /etc/ssl/certs/exim.dhparam /etc/exim4 chown root:Debian-exim /etc/exim4/exim.dhparam chmod 640 /etc/exim4/exim.key /etc/exim4/exim.crt /etc/exim4/exim.dhparam email_config_changed=1 fi if ! grep -q 'MAIN_TLS_ENABLE = true' $tls_config_file; then sed -i "/.ifdef MAIN_HARDCODE_PRIMARY_HOSTNAME/i\MAIN_HARDCODE_PRIMARY_HOSTNAME =\nMAIN_TLS_ENABLE = true" $tls_config_file email_config_changed=1 fi if ! grep -q "tls_on_connect_ports=465" $tls_config_file; then sed -i '/SSL configuration for exim/i\tls_on_connect_ports=465' $tls_config_file email_config_changed=1 fi if grep -q '# login_saslauthd_server' $tls_auth_config_file; then sed -i '/login_saslauthd_server/,/.endif/ s/# *//' $tls_auth_config_file email_config_changed=1 fi if [ -f /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem ]; then cp /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/fullchain.pem /etc/exim4/ chown root:Debian-exim /etc/exim4/*.pem chmod 640 /etc/exim4/*.pem if ! grep -q "MAIN_TLS_CERTIFICATE = /etc/exim4/fullchain.pem" $tls_config_file; then sed -i "/.ifdef MAIN_TLS_CERTKEY/i\MAIN_TLS_CERTIFICATE = /etc/exim4/fullchain.pem" $tls_config_file email_config_changed=1 fi fi if [ -f /etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key ]; then cp /etc/letsencrypt/live/${DEFAULT_DOMAIN_NAME}/privkey.pem /etc/exim4/ chown root:Debian-exim /etc/exim4/*.pem chmod 640 /etc/exim4/*.pem if ! grep -q "MAIN_TLS_PRIVATEKEY = /etc/exim4/privkey.pem" $tls_config_file; then sed -i "/.ifndef MAIN_TLS_PRIVATEKEY/i\MAIN_TLS_PRIVATEKEY = /etc/exim4/privkey.pem" $tls_config_file email_config_changed=1 fi fi if ! grep -q "SMTPLISTENEROPTIONS='-oX 465:25:587" /etc/default/exim4; then sed -i "s|SMTPLISTENEROPTIONS=.*|SMTPLISTENEROPTIONS='-oX 465:25:587 -oP /var/run/exim4/exim.pid'|g" /etc/default/exim4 email_config_changed=1 fi if [ $email_config_changed ]; then systemctl restart saslauthd systemctl restart exim4 fi } function install_web_local_user_interface { # TODO # This is intended as a placeholder for a potential local web user interface # similar to Plinth or the yunohost admin interface local_hostname=$(cat /etc/avahi/avahi-daemon.conf | grep 'host-name' | awk -F '=' '{print $2}').local mkdir -p /var/www/${local_hostname}/htdocs echo '' > /var/www/${local_hostname}/htdocs/index.html echo ' ' >> /var/www/${local_hostname}/htdocs/index.html echo " This is a test on $local_hostname" >> /var/www/${local_hostname}/htdocs/index.html echo ' ' >> /var/www/${local_hostname}/htdocs/index.html echo '' >> /var/www/${local_hostname}/htdocs/index.html chown -R www-data:www-data /var/www/${local_hostname}/htdocs nginx_file=/etc/nginx/sites-available/$local_hostname echo 'server {' > $nginx_file echo ' listen 80;' >> $nginx_file echo ' listen [::]:80;' >> $nginx_file echo " server_name ${local_hostname};" >> $nginx_file echo " root /var/www/${local_hostname}/htdocs;" >> $nginx_file echo ' index index.html;' >> $nginx_file echo '}' >> $nginx_file nginx_ensite $local_hostname } # NOTE: deliberately no exit 0