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 if $ssl; then
 107     tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 108         SSLCertificateFile $cert_dir/$h-chained.pem
 109         SSLCertificateKeyFile $cert_dir/$h-domain.key
 110         Include /etc/letsencrypt/options-ssl-apache.conf
 111 EOF
 112
 113     dd of=/etc/apache2/sites-enabled/httpsredir.conf <<'EOF'
 114 <VirtualHost *:80>
 115         ServerAdmin webmaster@localhost
 116         DocumentRoot /var/www/html
 117
 118         ErrorLog ${APACHE_LOG_DIR}/error.log
 119         CustomLog ${APACHE_LOG_DIR}/httpsredir-access.log combined
 120
 121 RewriteEngine on
 122 # ian: removed so it's for all sites
 123 #RewriteCond %{SERVER_NAME} =certbot.iank.bid
 124 RewriteRule ^ https://%{SERVER_NAME}%{REQUEST_URI} [END,QSA,R=permanent]
 125 </VirtualHost>
 126 EOF
 127
 128     mkdir -p /etc/letsencrypt
 129
 130     base_file=/etc/letsencrypt/options-ssl-apache.conf
 131     # this is from cerbot, see below.
 132     dd of=$base_file <<'EOF'
 133 # Baseline setting to Include for SSL sites
 134
 135 SSLEngine on
 136
 137 # Intermediate configuration, tweak to your needs
 138 SSLProtocol             all -SSLv2 -SSLv3
 139 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
 140 SSLHonorCipherOrder     on
 141 SSLCompression          off
 142
 143 SSLOptions +StrictRequire
 144
 145 # Add vhost name to log entries:
 146 LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\"" vhost_combined
 147 LogFormat "%v %h %l %u %t \"%r\" %>s %b" vhost_common
 148
 149 #CustomLog /var/log/apache2/access.log vhost_combined
 150 #LogLevel warn
 151 #ErrorLog /var/log/apache2/error.log
 152
 153 # Always ensure Cookies have "Secure" set (JAH 2012/1)
 154 #Header edit Set-Cookie (?i)^(.*)(;\s*secure)??((\s*;)?(.*)) "$1; Secure$3$4"
 155 EOF
 156
 157     upstream=https://github.com/certbot/certbot/raw/master/certbot-apache/certbot_apache/options-ssl-apache.conf
 158     if ! diff -c <(wget -q -O - $upstream) $base_file; then
 159         cat <<EOF
 160 WARNING!!!!!!!!!
 161 WARNING!!!!!!!!!
 162 WARNING!!!!!!!!!
 163 WARNING!!!!!!!!!
 164 WARNING!!!!!!!!!
 165 upstream ssl settings differ from the snapshot we have taken!!!
 166 We diffed with this command:
 167 diff -c <(wget -q -O - $upstream) $base_file
 168 Update this script to take care this warning!!!!!
 169 EOF
 170         sleep 1
 171     fi
 172 fi
 173 tee -a /etc/apache2/sites-enabled/$h.conf <<EOF
 174         ErrorLog \${APACHE_LOG_DIR}/error.log
 175         CustomLog \${APACHE_LOG_DIR}/access.log vhost_combined
 176 </VirtualHost>
 177
 178 # vim: syntax=apache ts=4 sw=4 sts=4 sr noet
 179 EOF
 180
 181 a2enmod ssl rewrite # rewrite needed for httpredir
 182 service apache2 restart
 183
 184 # I rarely look at how much traffic I get, so let's keep that info
 185 # around for longer than the default of 2 weeks.
 186 sed -ri --follow-symlinks 's/^(\s*rotate\s).*/\1 365/' /etc/logrotate.d/apache2