[add] support files

pihole/docker-compose.yml

@@ -1,24 +1,39 @@
-version: "3"
+# pihole
+# https://blog.ivansmirnov.name/set-up-pihole-using-docker-macvlan-network/
+
+version: '2'
 
-# More info at https://github.com/pi-hole/docker-pi-hole/ and https://docs.pi-hole.net/
 services:
   pihole:
-    container_name: pihole
-    image: pihole/pihole:latest
-    ports:
-      - "53:53/tcp"
-      - "53:53/udp"
-      - "67:67/udp"
-      - "80:80/tcp"
-    environment:
-      TZ: 'Europe/London'
-      WEBPASSWORD: '2twN2nwWyvEEm2L'
-    # Volumes store your data between container upgrades
-    volumes:
-      - './etc-pihole/:/etc/pihole/'
-      - './etc-dnsmasq.d/:/etc/dnsmasq.d/'
-    # Recommended but not required (DHCP needs NET_ADMIN)
-    #   https://github.com/pi-hole/docker-pi-hole#note-on-capabilities
+    container_name: pihole-vlan
+    image: pihole/pihole:2021.10.1 # check the latest version on docker hub.
+    hostname: pihole # set an easy hostname to remember
+    domainname: local # your local domain name
+    mac_address: de:ad:be:ef:ff:01 # can change or leave this
     cap_add:
       - NET_ADMIN
+    networks:
+      macvlan0: # same as network specified below
+        ipv4_address: 192.168.1.59 # the IP of the pihole container
+    dns:
+      - 127.0.0.1 # use local DNS, since the pihole 
+      - 1.1.1.1 # optional fallback DNS
+    ports: # expose all pihole ports.
+      - 443/tcp
+      - 53/tcp
+      - 53/udp
+      - 67/udp
+      - 80/tcp
+    volumes: # mount our data volumes.
+       - './etc-pihole/:/etc/pihole/'
+       - './etc-dnsmasq.d/:/etc/dnsmasq.d/'
+    environment: # set variables for pihole configuration.
+      ServerIP: 192.168.1.59 # must match ipv4_address above
+      VIRTUAL_HOST: pihole.local  # Must be hostname + domainname from above
+      WEBPASSWORD: ""
+      TZ: 'Europe/London' # pick your timezone
     restart: unless-stopped
+
+networks:
+  macvlan0:   # externally created network (later in article)
+    external: true

pihole/pi-vlan.service

@@ -0,0 +1,8 @@
+[Unit]
+After=network.target
+
+[Service]
+ExecStart=/usr/local/bin/pi-vlan.sh
+
+[Install]
+WantedBy=default.target

pihole/pi-vlan.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+ip link add macvlan-shim link eth0 type macvlan mode bridge
+ip addr add 192.168.1.60/28 dev macvlan-shim
+ip link set macvlan-shim up
+ifconfig macvlan-shim

pihole/readme.md

@@ -1,3 +1,42 @@
 # Pi Hole
 
-Text
+## Create docker network
+```
+docker network create -d macvlan \
+    --subnet=192.168.1.10/24 --gateway=192.168.1.1 \
+    --ip-range 192.168.1.59/28 \
+    -o parent=eth0 \
+    --aux-address="myserver=192.168.1.60" \
+    macvlan0
+```
+then
+
+1. sudo ip link set eth0 promisc on
+1. sudo ip link add macvlan-shim link eth0 type macvlan mode bridge
+1. sudo ip addr add 192.168.1.60/28 dev macvlan-shim
+1. sudo ip link set macvlan-shim up
+
+Check
+ ifconfig macvlan-shim
+
+## /usr/local/bin/pi-vlan.sh
+
+```
+#!/usr/bin/env bash
+ip link add macvlan-shim link eth0 type macvlan mode bridge
+ip addr add 192.168.1.60/28 dev macvlan-shim
+ip link set macvlan-shim up
+ifconfig macvlan-shim
+```
+## /etc/systemd/system/pi-vlan.service
+
+```
+[Unit]
+After=network.target
+
+[Service]
+ExecStart=/usr/local/bin/pi-vlan.sh
+
+[Install]
+WantedBy=default.target
+```