pihole: add page (#3091)

pages/linux/pihole.md

@@ -0,0 +1,28 @@
+# pihole
+
+> Terminal interface for the Pi-Hole ad-blocking DNS server.
+> More information: <https://pi-hole.net>.
+
+- Check the Pi-hole daemon's status:
+
+`pihole status`
+
+- Monitor detailed system status:
+
+`pihole chronometer`
+
+- Start or stop the daemon:
+
+`pihole {{enable|disable}}`
+
+- Restart the daemon (not the server itself):
+
+`pihole restartdns`
+
+- Whitelist or blacklist a domain:
+
+`pihole {{whitelist|blacklist}} {{example.com}}`
+
+- Search the lists for a domain:
+
+`pihole query {{example.com}}`