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 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
  17
  18 set -eE -o pipefail
  19 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  20
  21 usage() {
  22     cat <<EOF
  23 Usage: ${0##*/} [EXTRA_SETTINGS_FILE] DOMAIN
  24 Setup apache virtualhost config with https using
  25 ssl config provided by let's encrypt and my standard
  26 location for storing certs.
  27
  28 EXTRA_SETTINGS_FILE can be - for stdin
  29 -c CERT_DIR       In priority: this arg, $ACME_TINY_WRAPPER_CERT_DIR,
  30                   $HOME/webservercerts, if the other options aren't set.
  31 -i                Insecure, no ssl
  32 -p PORT           Main port to listen on, default 443
  33 -r                DocumentRoot
  34 -h|--help         Print help and exit
  35
  36 Note: Uses GNU getopt options parsing style
  37 EOF
  38     exit $1
  39 }
  40
  41 ##### begin command line parsing ########
  42
  43 cert_dir="$ACME_TINY_WRAPPER_CERT_DIR"
  44 if [[ ! $cert_dir ]]; then
  45     cert_dir=$HOME/webservercerts
  46 fi
  47 ssl=true
  48 extra_settings=
  49 port="*:443"
  50 temp=$(getopt -l help ic:p:r:h "$@") || usage 1
  51 eval set -- "$temp"
  52 while true; do
  53     case $1 in
  54         -i) ssl=false; shift ;;
  55         -c) cert_dir="$2"; shift 2 ;;
  56         -p) port="$2"; shift 2 ;;
  57         -r) root="$2"; shift 2 ;;
  58         --) shift; break ;;
  59         -h|--help) usage ;;
  60         *) echo "$0: Internal error!" ; exit 1 ;;
  61     esac
  62 done
  63
  64 if (( ${#@} == 2 )); then
  65     read -r extra_settings h <<<"${@}"
  66 else
  67     read -r h <<<"${@}"
  68 fi
  69
  70 if [[ ! $h ]]; then
  71     echo "$0: error: expected domain arg"
  72     usage 1
  73 fi
  74
  75 if [[ ! $root ]]; then
  76     root=/var/www/$h/html
  77 fi
  78
  79
  80 ##### end command line parsing ########
  81
  82 # taken from the let's encrypt generated site, using
  83 # ./certbot-auto --apache (should use the test mode to check if there are updates)
  84 # on 5/29/2016
  85
  86 # I could have also used the mozilla generator this, but it had some open issues
  87 # with no response
  88 # so I figured I would check out let's encrypt.
  89 # It's a little more liberal, but still get's an A in ssl labs,
  90 # so, meh, I'll use it.
  91 # https://mozilla.github.io/server-side-tls/ssl-config-generator/
  92
  93
  94 rm -f /etc/apache2/sites-enabled/000-default.conf
  95
  96 mkdir -p $root
  97 vhost_file=/etc/apache2/sites-enabled/$h.conf
  98 cat >$vhost_file <<EOF
  99 <VirtualHost $port>
 100         ServerName $h
 101         ServerAlias www.$h
 102         DocumentRoot $root
 103 EOF
 104
 105 if [[ $extra_settings ]]; then
 106     cat -- $extra_settings | tee -a $vhost_file
 107 fi
 108
 109 # go faster!
 110 if [[ -e /etc/apache2/mods-available/http2.load ]]; then
 111     # https://httpd.apache.org/docs/2.4/mod/mod_http2.html
 112     a2enmod http2
 113 tee -a $vhost_file <<EOF
 114         Protocols h2 http/1.1
 115 EOF
 116 fi
 117
 118 if $ssl; then
 119     certbot_ssl_conf=/etc/letsencrypt/options-ssl-apache.conf
 120     tee -a $vhost_file <<EOF
 121         SSLCertificateFile $cert_dir/$h-chained.pem
 122         SSLCertificateKeyFile $cert_dir/$h-domain.key
 123         Include $certbot_ssl_conf
 124 EOF
 125
 126     dd of=/etc/apache2/sites-enabled/httpsredir.conf <<'EOF'
 127 # vhost_combined with %D (request time in microseconds)
 128 # this file is just a convenient place to drop it.
 129 LogFormat "%v:%p %h %l %u %t \"%r\" %>s %O \"%{Referer}i\" \"%{User-Agent}i\" %D" vhost_time_combined
 130 <VirtualHost *:80>
 131         ServerAdmin webmaster@localhost
 132         DocumentRoot /var/www/html
 133
 134         ErrorLog ${APACHE_LOG_DIR}/error.log
 135         CustomLog ${APACHE_LOG_DIR}/httpsredir-access.log combined
 136
 137 RewriteEngine on
 138 # ian: removed so it's for all sites
 139 #RewriteCond %{SERVER_NAME} =certbot.iank.bid
 140 RewriteRule ^ https://%{SERVER_NAME}%{REQUEST_URI} [END,QSA,R=permanent]
 141 </VirtualHost>
 142 EOF
 143
 144     mkdir -p /etc/letsencrypt
 145
 146     # this is from cerbot, see below.
 147      cat >$certbot_ssl_conf <<'EOF'
 148 # Baseline setting to Include for SSL sites
 149
 150 SSLEngine on
 151
 152 # Intermediate configuration, tweak to your needs
 153 SSLProtocol             all -SSLv2 -SSLv3
 154 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
 155 SSLHonorCipherOrder     on
 156 SSLCompression          off
 157
 158 SSLOptions +StrictRequire
 159
 160 # Add vhost name to log entries:
 161 LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\"" vhost_combined
 162 LogFormat "%v %h %l %u %t \"%r\" %>s %b" vhost_common
 163
 164 #CustomLog /var/log/apache2/access.log vhost_combined
 165 #LogLevel warn
 166 #ErrorLog /var/log/apache2/error.log
 167
 168 # Always ensure Cookies have "Secure" set (JAH 2012/1)
 169 #Header edit Set-Cookie (?i)^(.*)(;\s*secure)??((\s*;)?(.*)) "$1; Secure$3$4"
 170 EOF
 171
 172     upstream=https://github.com/certbot/certbot/raw/master/certbot-apache/certbot_apache/options-ssl-apache.conf
 173     if ! diff -c <(wget -q -O - $upstream) $certbot_ssl_conf; then
 174         cat <<EOF
 175 WARNING!!!!!!!!!
 176 WARNING!!!!!!!!!
 177 WARNING!!!!!!!!!
 178 WARNING!!!!!!!!!
 179 WARNING!!!!!!!!!
 180 upstream ssl settings differ from the snapshot we have taken!!!
 181 We diffed with this command:
 182 diff -c <(wget -q -O - $upstream) $certbot_ssl_conf
 183 Update this script to take care this warning!!!!!
 184 EOF
 185         sleep 1
 186     fi
 187 fi
 188 tee -a $vhost_file <<EOF
 189         ErrorLog \${APACHE_LOG_DIR}/error.log
 190         CustomLog \${APACHE_LOG_DIR}/access.log vhost_time_combined
 191 </VirtualHost>
 192
 193 # vim: syntax=apache ts=4 sw=4 sts=4 sr noet
 194 EOF
 195
 196 a2enmod ssl rewrite # rewrite needed for httpredir
 197 service apache2 restart
 198
 199 # I rarely look at how much traffic I get, so let's keep that info
 200 # around for longer than the default of 2 weeks.
 201 sed -ri --follow-symlinks 's/^(\s*rotate\s).*/\1 365/' /etc/logrotate.d/apache2