Home K8S setup

step1/001-prepare-card.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# This script
+# - prepares raspberry pi memory card ( /dev/disk5 )
+# - partitions the memory card
+# - unpacks RPI rpi base system
+# - applies headless boot configuration with network interface and ssh agent accepting connections without password
+
+PI_CARD="/dev/disk5"
+ALPINE_BASE_IMAGE="https://dl-cdn.alpinelinux.org/alpine/v3.13/releases/aarch64/alpine-rpi-3.13.2-aarch64.tar.gz"
+# [[ -f /Volumes/RPI0 ]] && echo "Deleting leftover directory"; rm -fr /Volumes/RPI0 || echo "Clean and dandy on the Volumes front"
+[[ ! -f static/alpine-aarch64.tar.gz ]] && wget $ALPINE_BASE_IMAGE -O static/alpine-aarch64.tar.gz || echo "Alpine baseimg already exists"
+sudo diskutil eraseDisk FAT32 RPI MBRFormat $PI_CARD
+sudo diskutil partitionDisk /dev/$PI_CARD MBRFormat FAT32 RPI0 1g FREE RPISYS 0b
+sudo tar xf static/alpine-aarch64.tar.gz -C /Volumes/RPI0
+sudo cp static/headless.tar.gz /Volumes/RPI0/headless.apkovl.tar.gz

step1/static/setup-answers.txt

@@ -0,0 +1,16 @@
+KEYMAPOPTS="us us-intl"
+HOSTNAMEOPTS="-n alpine-test"
+
+INTERFACESOPTS="auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet dhcp
+    hostname alpine-test
+"
+
+DNSOPTS="-d local"
+TIMEZONEOPTS="-z UTC"
+APKREPOSOPTS="-f"
+SSHDOPTS="-c openssh"
+NTPOPTS="-c openntpd"