From af8880f3a3281612340ec3d38e823684d9af5baa Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Sat, 16 May 2020 23:35:25 +0200
Subject: wiki/website: harden config and port to Debian 10.

---
 roles/wiki/files/etc/nginx/sites-available/website |  4 ++--
 roles/wiki/files/etc/nginx/sites-available/wiki    |  6 +++---
 .../wiki/files/etc/systemd/system/ikiwiki.service  | 23 ++++++++++++++++++++++
 roles/wiki/files/etc/systemd/system/ikiwiki.socket | 11 +++++++++++
 4 files changed, 39 insertions(+), 5 deletions(-)
 create mode 100644 roles/wiki/files/etc/systemd/system/ikiwiki.service
 create mode 100644 roles/wiki/files/etc/systemd/system/ikiwiki.socket

(limited to 'roles/wiki/files/etc')

diff --git a/roles/wiki/files/etc/nginx/sites-available/website b/roles/wiki/files/etc/nginx/sites-available/website
index ba227e5..c524800 100644
--- a/roles/wiki/files/etc/nginx/sites-available/website
+++ b/roles/wiki/files/etc/nginx/sites-available/website
@@ -5,7 +5,7 @@ server {
     server_name     fripost.org;
     server_name www.fripost.org;
 
-    include snippets/acme-challenge.conf;
+    include /etc/lacme/nginx.conf;
 
     access_log /var/log/nginx/www.access.log;
     error_log  /var/log/nginx/www.error.log info;
@@ -28,7 +28,7 @@ server {
 
     include snippets/headers.conf;
     add_header Content-Security-Policy
-               "default-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self'; font-src 'self'; upgrade-insecure-requests; block-all-mixed-content; reflected-xss block; referrer no-referrer-when-downgrade; frame-ancestors 'none'; form-action https://www.paypal.com/; base-uri fripost.org www.fripost.org";
+               "default-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self'; font-src 'self'; frame-ancestors 'none'; form-action https://www.paypal.com/; base-uri fripost.org www.fripost.org";
 
     include snippets/ssl.conf;
     ssl_certificate     ssl/www.fripost.org.pem;
diff --git a/roles/wiki/files/etc/nginx/sites-available/wiki b/roles/wiki/files/etc/nginx/sites-available/wiki
index 7759fa5..4b62d54 100644
--- a/roles/wiki/files/etc/nginx/sites-available/wiki
+++ b/roles/wiki/files/etc/nginx/sites-available/wiki
@@ -4,7 +4,7 @@ server {
 
     server_name wiki.fripost.org;
 
-    include snippets/acme-challenge.conf;
+    include /etc/lacme/nginx.conf;
 
     access_log /var/log/nginx/wiki.access.log;
     error_log  /var/log/nginx/wiki.error.log info;
@@ -27,7 +27,7 @@ server {
 
     include snippets/headers.conf;
     add_header Content-Security-Policy
-               "default-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self'; font-src 'self'; upgrade-insecure-requests; block-all-mixed-content; reflected-xss block; referrer no-referrer-when-downgrade; frame-ancestors 'none'; form-action 'self'; base-uri wiki.fripost.org";
+               "default-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self'; font-src 'self'; frame-ancestors 'none'; form-action 'self'; base-uri wiki.fripost.org";
 
     include snippets/ssl.conf;
     ssl_certificate     ssl/www.fripost.org.pem;
@@ -46,7 +46,7 @@ server {
         fastcgi_param SCRIPT_FILENAME /var/lib/ikiwiki/public_html/ikiwiki.cgi;
         fastcgi_index ikiwiki.cgi;
         include snippets/fastcgi.conf;
-        fastcgi_pass unix:/var/run/fcgiwrap.socket;
+        fastcgi_pass unix:/run/ikiwiki.socket;
         gzip off;
     }
 }
diff --git a/roles/wiki/files/etc/systemd/system/ikiwiki.service b/roles/wiki/files/etc/systemd/system/ikiwiki.service
new file mode 100644
index 0000000..3ee7d66
--- /dev/null
+++ b/roles/wiki/files/etc/systemd/system/ikiwiki.service
@@ -0,0 +1,23 @@
+[Unit]
+Description=wiki compiler (CGI script)
+Documentation=https://ikiwiki.info/
+
+[Service]
+User=ikiwiki
+Group=ikiwiki
+ExecStart=/usr/sbin/fcgiwrap
+SyslogIdentifier=ikiwiki
+#
+# Hardening
+NoNewPrivileges=yes
+ReadWriteDirectories=/var/lib/ikiwiki/fripost-wiki
+ReadWriteDirectories=/var/lib/ikiwiki/public_html/fripost-wiki
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=strict
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/wiki/files/etc/systemd/system/ikiwiki.socket b/roles/wiki/files/etc/systemd/system/ikiwiki.socket
new file mode 100644
index 0000000..8dc1a0e
--- /dev/null
+++ b/roles/wiki/files/etc/systemd/system/ikiwiki.socket
@@ -0,0 +1,11 @@
+[Unit]
+Description=wiki compiler (CGI script)
+Documentation=https://ikiwiki.info/
+
+[Socket]
+ListenStream=%t/ikiwiki.socket
+SocketUser=www-data
+SocketMode=0600
+
+[Install]
+WantedBy=sockets.target
-- 
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