iankelling.org Git - basic-https-conf/blob - apache-site

   1 #!/bin/bash
   2 # Copyright (C) 2016 Ian Kelling
   3
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 # run as root.
  17 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
  18
  19 set -eE -o pipefail
  20 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  21
  22 usage() {
  23     cat <<EOF
  24 Usage: ${0##*/} [EXTRA_SETTINGS_FILE] DOMAIN
  25 Setup apache virtualhost config with https using
  26 ssl config provided by let's encrypt and my standard
  27 location for storing certs.
  28
  29 EXTRA_SETTINGS_FILE can be - for stdin
  30 -p PORT
  31 -i                 Insecure, no ssl
  32 -c CERT_DIR       In priority: this arg, $ACME_TINY_WRAPPER_CERT_DIR,
  33                   $HOME/webservercerts, if the other options aren't set.
  34 -h|--help         Print help and exit
  35 -r                DocumentRoot
  36 --                Subsequent arguments are never treated as options
  37
  38 Note: options and non-options can be in any order.
  39 EOF
  40     exit $1
  41 }
  42
  43 ##### begin command line parsing ########
  44
  45 cert_dir="$ACME_TINY_WRAPPER_CERT_DIR"
  46 if [[ ! $cert_dir ]]; then
  47     cert_dir=$HOME/webservercerts
  48 fi
  49 ssl=true
  50 extra_settings=
  51 args=()
  52 port="*:443"
  53 while [[ $1 ]]; do
  54     case $1 in
  55         -i) ssl=false; shift ;; # i for insecure
  56         -c) cert_dir="$2"; shift 2 ;;
  57         -p) port="$2"; shift 2 ;;
  58         -r) root="$2"; shift 2 ;;
  59         --) shift; break ;;
  60         -?*|-h|--help) usage ;;
  61         *) args+=("$1"); shift ;;
  62     esac
  63 done
  64 args+=("$@")
  65
  66 if (( ${#args[@]} == 2 )); then
  67     read extra_settings h <<<"${args[@]}"
  68 else
  69     read h <<<"${args[@]}"
  70 fi
  71
  72 if [[ ! $h ]]; then
  73     echo "$0: error: expected domain arg"
  74     usage 1
  75 fi
  76
  77 if [[ ! $root ]]; then
  78     root=/var/www/$h/html
  79 fi
  80
  81
  82 ##### end command line parsing ########
  83
  84 # taken from the let's encrypt generated site, using
  85 # ./certbot-auto --apache (should use the test mode to check if there are updates)
  86 # on 5/29/2016
  87
  88 # I could have also used the mozilla generator this, but it had some open issues
  89 # with no response
  90 # so I figured I would check out let's encrypt.
  91 # It's a little more liberal, but still get's an A in ssl labs,
  92 # so, meh, I'll use it.
  93 # https://mozilla.github.io/server-side-tls/ssl-config-generator/
  94
  95
  96 rm -f /etc/apache2/sites-enabled/000-default.conf
  97
  98 mkdir -p $root
  99 dd of=/etc/apache2/sites-enabled/$h.conf <<EOF
 100 <VirtualHost $port>
 101         ServerName $h
 102         ServerAlias www.$h
 103         DocumentRoot $root
 104 EOF
 105
 106 if [[ $extra_settings ]]; then
 107     cat -- $extra_settings | tee -a /etc/apache2/sites-enabled/$h.conf
 108 fi
 109
 110 # go faster!
 111 if [[ -e /etc/apache2/mods-available/http2.load ]]; then
 112     # https://httpd.apache.org/docs/2.4/mod/mod_http2.html
 113     a2enmod http2
 114 tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 115         Protocols h2 http/1.1
 116 EOF
 117 fi
 118
 119 if $ssl; then
 120     tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 121         SSLCertificateFile $cert_dir/$h-chained.pem
 122         SSLCertificateKeyFile $cert_dir/$h-domain.key
 123         Include /etc/letsencrypt/options-ssl-apache.conf
 124 EOF
 125
 126     dd of=/etc/apache2/sites-enabled/httpsredir.conf <<'EOF'
 127 <VirtualHost *:80>
 128         ServerAdmin webmaster@localhost
 129         DocumentRoot /var/www/html
 130
 131         ErrorLog ${APACHE_LOG_DIR}/error.log
 132         CustomLog ${APACHE_LOG_DIR}/httpsredir-access.log combined
 133
 134 RewriteEngine on
 135 # ian: removed so it's for all sites
 136 #RewriteCond %{SERVER_NAME} =certbot.iank.bid
 137 RewriteRule ^ https://%{SERVER_NAME}%{REQUEST_URI} [END,QSA,R=permanent]
 138 </VirtualHost>
 139 EOF
 140
 141     mkdir -p /etc/letsencrypt
 142
 143     base_file=/etc/letsencrypt/options-ssl-apache.conf
 144     # this is from cerbot, see below.
 145     dd of=$base_file <<'EOF'
 146 # Baseline setting to Include for SSL sites
 147
 148 SSLEngine on
 149
 150 # Intermediate configuration, tweak to your needs
 151 SSLProtocol             all -SSLv2 -SSLv3
 152 SSLCipherSuite          ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA
 153 SSLHonorCipherOrder     on
 154 SSLCompression          off
 155
 156 SSLOptions +StrictRequire
 157
 158 # Add vhost name to log entries:
 159 LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\"" vhost_combined
 160 LogFormat "%v %h %l %u %t \"%r\" %>s %b" vhost_common
 161
 162 #CustomLog /var/log/apache2/access.log vhost_combined
 163 #LogLevel warn
 164 #ErrorLog /var/log/apache2/error.log
 165
 166 # Always ensure Cookies have "Secure" set (JAH 2012/1)
 167 #Header edit Set-Cookie (?i)^(.*)(;\s*secure)??((\s*;)?(.*)) "$1; Secure$3$4"
 168 EOF
 169
 170     upstream=https://github.com/certbot/certbot/raw/master/certbot-apache/certbot_apache/options-ssl-apache.conf
 171     if ! diff -c <(wget -q -O - $upstream) $base_file; then
 172         cat <<EOF
 173 WARNING!!!!!!!!!
 174 WARNING!!!!!!!!!
 175 WARNING!!!!!!!!!
 176 WARNING!!!!!!!!!
 177 WARNING!!!!!!!!!
 178 upstream ssl settings differ from the snapshot we have taken!!!
 179 We diffed with this command:
 180 diff -c <(wget -q -O - $upstream) $base_file
 181 Update this script to take care this warning!!!!!
 182 EOF
 183         sleep 1
 184     fi
 185 fi
 186 tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 187         ErrorLog \${APACHE_LOG_DIR}/error.log
 188         CustomLog \${APACHE_LOG_DIR}/access.log vhost_combined
 189 </VirtualHost>
 190
 191 # vim: syntax=apache ts=4 sw=4 sts=4 sr noet
 192 EOF
 193
 194 a2enmod ssl rewrite # rewrite needed for httpredir
 195 service apache2 restart
 196
 197 # I rarely look at how much traffic I get, so let's keep that info
 198 # around for longer than the default of 2 weeks.
 199 sed -ri --follow-symlinks 's/^(\s*rotate\s).*/\1 365/' /etc/logrotate.d/apache2