From 34e20535e0b390e6101143a4b222621d9f61ecf2 Mon Sep 17 00:00:00 2001
From: Trent Palmer <trenttdually@gmail.com>
Date: Mon, 19 Jun 2017 17:46:00 -0700
Subject: [PATCH] expand and extend this documentation

---
 gentoo_nspawn_container_on_Digital_Ocean.md | 28 +++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/gentoo_nspawn_container_on_Digital_Ocean.md b/gentoo_nspawn_container_on_Digital_Ocean.md
index 2216b65..8dcc6cf 100644
--- a/gentoo_nspawn_container_on_Digital_Ocean.md
+++ b/gentoo_nspawn_container_on_Digital_Ocean.md
@@ -1,7 +1,8 @@
 ## Install a Gentoo nspawn Container on Ubuntu 17.04 on Digital Ocean.
 
 Spin up an Ubuntu 17.04 droplet, because nspawn containers are slightly
-more difficult with Ubuntu 16.04. Install systemd-container.
+more difficult with Ubuntu 16.04. Install systemd-container. (This will also
+work on your local workstation or laptop running Ubuntu 17.04.)
 
 ```bash
 apt install systemd-container
@@ -28,7 +29,7 @@ passwd
 logout
 ```
 
-Because of how Digital Ocean sets up networking, if you want to subnet
+Because of how Digital Ocean and Ubuntu set up networking, if you want to subnet
 the container, start systemd-network (systemd-resolved is probably already running).
 And optionally it's also pretty straightforward to create a /usr/portage directory
 on the host operating system, and then bind that directory to the container.
@@ -54,6 +55,16 @@ from the host, but not locale. And your MAKEOPTS="-j<some number>", some things
 seem to not compile if your MAKEOPTS j number is more than the number of
 cores on the host.  
 
+Testing this on a local machine, the nspawn container does not inherit the
+correct time-zone, so from the container's command line
+
+```bash
+timedatectl set-timezone <some/time_zone>
+```
+
+[And here is what the Gentoo wiki has to say about setting the locale if you're concerned about that](https://wiki.gentoo.org/wiki/Localization/Guide#Generating_specific_locales),
+again from the container's command line.
+
 Your systemd-nspawn command will open up one root console, but if you use
 a multi-plexer like byobu you can run additional sessions with machinectl
 commands
@@ -66,3 +77,16 @@ bash
 # to power down the container
 poweroff
 ```
+
+Before you can install anything, you'll need to update your portage tree,
+and `emerge-webrsync` takes care of that easily enough.
+
+If you want to update everything: `emerge -avDuN @world`
+
+By default, any overlays will end up in /var/lib/layman.  
+If you need to build mono, it needs a kernel config. Depending on the host
+operating system you might be able to find one at /proc/config.gz, or in the
+/boot directory.  
+If you find yourself fetching git repos repeatedly, 
+you can add `EVCS_OFFLINE=1` temporarily in make.conf, and any ebuild that
+depends on git-r3.eclass will stop fetching from git.