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 Default is /p/c/machine_specific/\$HOSTNAME/webservercerts
  33 -h|--help   Print help and exit
  34 -r          DocumentRoot
  35 --          Subsequent arguments are never treated as options
  36
  37 Note: options and non-options can be in any order.
  38 EOF
  39     exit $1
  40 }
  41
  42 ##### begin command line parsing ########
  43
  44 cert_dir=/p/c/machine_specific/$HOSTNAME/webservercerts
  45 ssl=true
  46 extra_settings=
  47 args=()
  48 port="*:443"
  49 while [[ $1 ]]; do
  50     case $1 in
  51         -i) ssl=false; shift ;; # i for insecure
  52         -c) cert_dir="$2"; shift 2 ;;
  53         -p) port="$2"; shift 2 ;;
  54         -r) root="$2"; shift 2 ;;
  55         --) shift; break ;;
  56         -?*|-h|--help) usage ;;
  57         *) args+=("$1"); shift ;;
  58     esac
  59 done
  60 args+=("$@")
  61
  62 if (( ${#args[@]} == 2 )); then
  63     read extra_settings h <<<"${args[@]}"
  64 else
  65     read h <<<"${args[@]}"
  66 fi
  67
  68 if [[ ! $h ]]; then
  69     echo "$0: error: expected domain arg"
  70     usage 1
  71 fi
  72
  73 if [[ ! $root ]]; then
  74     root=/var/www/$h/html
  75 fi
  76
  77
  78 ##### end command line parsing ########
  79
  80 # taken from the let's encrypt generated site, using
  81 # ./certbot-auto --apache (should use the test mode to check if there are updates)
  82 # on 5/29/2016
  83
  84 # I could have also used the mozilla generator this, but it had some open issues
  85 # with no response
  86 # so I figured I would check out let's encrypt.
  87 # It's a little more liberal, but still get's an A in ssl labs,
  88 # so, meh, I'll use it.
  89 # https://mozilla.github.io/server-side-tls/ssl-config-generator/
  90
  91
  92 rm -f /etc/apache2/sites-enabled/000-default.conf
  93
  94 mkdir -p $root
  95 dd of=/etc/apache2/sites-enabled/$h.conf <<EOF
  96 <VirtualHost $port>
  97         ServerName $h
  98         ServerAlias www.$h
  99         DocumentRoot $root
 100 EOF
 101
 102 if [[ $extra_settings ]]; then
 103     cat -- $extra_settings | tee -a /etc/apache2/sites-enabled/$h.conf
 104 fi
 105
 106 # go faster!
 107 if [[ -e /etc/apache2/mods-available/http2.load ]]; then
 108     # https://httpd.apache.org/docs/2.4/mod/mod_http2.html
 109     a2enmod http2
 110 tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 111         Protocols h2 http/1.1
 112 EOF
 113 fi
 114
 115 if $ssl; then
 116     tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 117         SSLCertificateFile $cert_dir/$h-chained.pem
 118         SSLCertificateKeyFile $cert_dir/$h-domain.key
 119         Include /etc/letsencrypt/options-ssl-apache.conf
 120 EOF
 121
 122     dd of=/etc/apache2/sites-enabled/httpsredir.conf <<'EOF'
 123 <VirtualHost *:80>
 124         ServerAdmin webmaster@localhost
 125         DocumentRoot /var/www/html
 126
 127         ErrorLog ${APACHE_LOG_DIR}/error.log
 128         CustomLog ${APACHE_LOG_DIR}/httpsredir-access.log combined
 129
 130 RewriteEngine on
 131 # ian: removed so it's for all sites
 132 #RewriteCond %{SERVER_NAME} =certbot.iank.bid
 133 RewriteRule ^ https://%{SERVER_NAME}%{REQUEST_URI} [END,QSA,R=permanent]
 134 </VirtualHost>
 135 EOF
 136
 137     mkdir -p /etc/letsencrypt
 138
 139     base_file=/etc/letsencrypt/options-ssl-apache.conf
 140     # this is from cerbot, see below.
 141     dd of=$base_file <<'EOF'
 142 # Baseline setting to Include for SSL sites
 143
 144 SSLEngine on
 145
 146 # Intermediate configuration, tweak to your needs
 147 SSLProtocol             all -SSLv2 -SSLv3
 148 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
 149 SSLHonorCipherOrder     on
 150 SSLCompression          off
 151
 152 SSLOptions +StrictRequire
 153
 154 # Add vhost name to log entries:
 155 LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\"" vhost_combined
 156 LogFormat "%v %h %l %u %t \"%r\" %>s %b" vhost_common
 157
 158 #CustomLog /var/log/apache2/access.log vhost_combined
 159 #LogLevel warn
 160 #ErrorLog /var/log/apache2/error.log
 161
 162 # Always ensure Cookies have "Secure" set (JAH 2012/1)
 163 #Header edit Set-Cookie (?i)^(.*)(;\s*secure)??((\s*;)?(.*)) "$1; Secure$3$4"
 164 EOF
 165
 166     upstream=https://github.com/certbot/certbot/raw/master/certbot-apache/certbot_apache/options-ssl-apache.conf
 167     if ! diff -c <(wget -q -O - $upstream) $base_file; then
 168         cat <<EOF
 169 WARNING!!!!!!!!!
 170 WARNING!!!!!!!!!
 171 WARNING!!!!!!!!!
 172 WARNING!!!!!!!!!
 173 WARNING!!!!!!!!!
 174 upstream ssl settings differ from the snapshot we have taken!!!
 175 We diffed with this command:
 176 diff -c <(wget -q -O - $upstream) $base_file
 177 Update this script to take care this warning!!!!!
 178 EOF
 179         sleep 1
 180     fi
 181 fi
 182 tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 183         ErrorLog \${APACHE_LOG_DIR}/error.log
 184         CustomLog \${APACHE_LOG_DIR}/access.log vhost_combined
 185 </VirtualHost>
 186
 187 # vim: syntax=apache ts=4 sw=4 sts=4 sr noet
 188 EOF
 189
 190 a2enmod ssl rewrite # rewrite needed for httpredir
 191 service apache2 restart
 192
 193 # I rarely look at how much traffic I get, so let's keep that info
 194 # around for longer than the default of 2 weeks.
 195 sed -ri --follow-symlinks 's/^(\s*rotate\s).*/\1 365/' /etc/logrotate.d/apache2