installation/pleroma-apache.conf: Add TLS configuration and security headers

installation/pleroma-apache.conf

@@ -1,12 +1,46 @@
+#Example configuration for when Apache httpd and Pleroma are on the same host.
+#Needed modules: headers proxy proxy_http proxy_wstunnel rewrite ssl
+#This assumes a Debian style Apache config. Put this in /etc/apache2/sites-available
+#Install your TLS certificate, possibly using Let's Encrypt.
+#Replace 'pleroma.example.com' with your instance's domain wherever it appears
+
+ServerName pleroma.example.com
+ServerTokens Prod
+
+ErrorLog ${APACHE_LOG_DIR}/error.log
+CustomLog ${APACHE_LOG_DIR}/access.log combined
+
 <VirtualHost *:80>
-    #Example configuration for when Apache httpd and Pleroma are on the same host.
+    Redirect permanent / https://pleroma.example.com
-    #Needed modules: proxy proxy_http proxy_wstunnel rewrite
+</VirtualHost>
-    #This assumes a Debian style Apache config. Put this in /etc/apache2/sites-available
-    #Doesn't include SSL, just run certbot and let it take care of that.
 
+<VirtualHost *:443>
+    SSLEngine on
+    SSLCertificateFile      /etc/letsencrypt/live/pleroma.example.com/cert.pem
+    SSLCertificateKeyFile   /etc/letsencrypt/live/pleroma.example.com/privkey.pem
+    SSLCertificateChainFile /etc/letsencrypt/live/pleroma.example.com/fullchain.pem
 
-    #Change this:
+    # Mozilla modern configuration, tweak to your needs
-    ServerName pleroma.example.com
+    SSLProtocol             all -SSLv3 -TLSv1 -TLSv1.1
+    SSLCipherSuite          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
+    SSLHonorCipherOrder     on
+    SSLCompression          off
+    SSLSessionTickets       off
+
+    # OCSP Stapling, only in httpd 2.3.3 and later
+    SSLUseStapling          on
+    SSLStaplingResponderTimeout 5
+    SSLStaplingReturnResponderErrors off
+    SSLStaplingCache        shmcb:/var/run/ocsp(128000)
+
+    Header always set X-Xss-Protection "1; mode=block"
+    Header always set X-Frame-Options "DENY"
+    Header always set X-Content-Type-Options "nosniff"
+    Header always set Referrer-Policy same-origin
+    Header always set Content-Security-Policy "default-src 'none'; base-uri 'self'; form-action 'self'; img-src 'self' data: https:; media-src 'self' https:; style-src 'self' 'unsafe-inline'; font-src 'self'; script-src 'self'; connect-src 'self' wss://pleroma.example.tld; upgrade-insecure-requests;"
+
+    # Uncomment this only after you get HTTPS working.
+    # Header always set Strict-Transport-Security "max-age=31536000; includeSubDomains"
 
     RewriteEngine On
     RewriteCond %{HTTP:Connection} Upgrade [NC]
@@ -17,10 +51,6 @@
     ProxyPass / http://localhost:4000/
     ProxyPassReverse / http://localhost:4000/
 
-    #Change this too:
     RequestHeader set Host "pleroma.example.com"
     ProxyPreserveHost On
-    
-    ErrorLog ${APACHE_LOG_DIR}/error.log
-    CustomLog ${APACHE_LOG_DIR}/access.log combined
 </VirtualHost>