From 9a0e41429a8b4a76c498286d6f88b97f70183929 Mon Sep 17 00:00:00 2001
From: Ryan Yin <xiaoyin_c@qq.com>
Date: Sat, 20 Apr 2024 13:20:49 +0800
Subject: [PATCH] docs: nixos-install + persistent

---
 .../12kingdoms-rakushun/Disk-and-Installation.md | 16 +++++++++++++++-
 hosts/12kingdoms-suzu/Disk-and-installation.md   | 16 +++++++++++++++-
 hosts/k8s/disko-config/README.md                 |  7 +++++--
 3 files changed, 35 insertions(+), 4 deletions(-)

diff --git a/hosts/12kingdoms-rakushun/Disk-and-Installation.md b/hosts/12kingdoms-rakushun/Disk-and-Installation.md
index 57ecf71e..fc652f20 100644
--- a/hosts/12kingdoms-rakushun/Disk-and-Installation.md
+++ b/hosts/12kingdoms-rakushun/Disk-and-Installation.md
@@ -138,6 +138,20 @@ sudo nix --experimental-features "nix-command flakes" run github:nix-community/d
 
 cd ~/nix-config
 # install nixos
-# NOTE: the root password you set here will be discarded when reboot
 sudo nixos-install --root /mnt --flake .#rakushun --no-root-password --show-trace --verbose
+
+# enter into the installed system, check password & users
+# `su ryan` => `sudo -i` => enter ryan's password => successfully login
+# if login failed, check the password you set in install-1, and try again
+nixos-enter
+
+# NOTE: DO NOT skip this step!!!
+# copy the essential files into /persistent
+# otherwise the / will be cleared and data will lost
+## NOTE: impermanence just create links from / to /persistent
+##       We need to copy files into /persistent manually!!!
+mv /etc/machine-id /persistent/etc/
+mv /etc/ssh /persistent/etc/
+mkdir -p /persistent/home/ryan
+chown -R ryan:ryan /persistent/home/ryan
 ```
diff --git a/hosts/12kingdoms-suzu/Disk-and-installation.md b/hosts/12kingdoms-suzu/Disk-and-installation.md
index b934e3f0..e88623bb 100644
--- a/hosts/12kingdoms-suzu/Disk-and-installation.md
+++ b/hosts/12kingdoms-suzu/Disk-and-installation.md
@@ -137,6 +137,20 @@ sudo nix --experimental-features "nix-command flakes" run github:nix-community/d
 
 cd ~/nix-config
 # install nixos
-# NOTE: the root password you set here will be discarded when reboot
 sudo nixos-install --root /mnt --flake .#suzu --no-root-password --show-trace --verbose
+
+# enter into the installed system, check password & users
+# `su ryan` => `sudo -i` => enter ryan's password => successfully login
+# if login failed, check the password you set in install-1, and try again
+nixos-enter
+
+# NOTE: DO NOT skip this step!!!
+# copy the essential files into /persistent
+# otherwise the / will be cleared and data will lost
+## NOTE: impermanence just create links from / to /persistent
+##       We need to copy files into /persistent manually!!!
+mv /etc/machine-id /persistent/etc/
+mv /etc/ssh /persistent/etc/
+mkdir -p /persistent/home/ryan
+chown -R ryan:ryan /persistent/home/ryan
 ```
diff --git a/hosts/k8s/disko-config/README.md b/hosts/k8s/disko-config/README.md
index 964d0061..227cf231 100644
--- a/hosts/k8s/disko-config/README.md
+++ b/hosts/k8s/disko-config/README.md
@@ -50,10 +50,11 @@ sudo nix run --experimental-features "nix-command flakes" 'github:nix-community/
 ## 1. partition & format the disk via disko
 sudo nix --experimental-features "nix-command flakes" run github:nix-community/disko -- --mode disko hosts/k8s/disko-config/kukubevirt-disko-fs.nix
 ## 2. install nixos
-# NOTE: the root password you set here will be discarded when reboot
 sudo nixos-install --root /mnt --no-root-password --show-trace --verbose --flake .#kubevirt-shoryu
 
-# move the essential files into /persistent
+# enter into the installed system, check password & users
+# `su ryan` => `sudo -i` => enter ryan's password => successfully login
+# if login failed, check the password you set in install-1, and try again
 nixos-enter
 
 # NOTE: DO NOT skip this step!!!
@@ -63,4 +64,6 @@ nixos-enter
 ##       We need to copy files into /persistent manually!!!
 mv /etc/machine-id /persistent/etc/
 mv /etc/ssh /persistent/etc/
+mkdir -p /persistent/home/ryan
+chown -R ryan:ryan /persistent/home/ryan
 ```