Differences

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--- proxmox:lxc:lxc-template [2020/05/24 23:14] – [Modifying or Updating] chuck
+++ proxmox:lxc:lxc-template [2022/01/14 12:47] (current) – [Modifying or Updating] chuck
@@ Line 9: / Line 9: @@
 =====Select an Image=====
-We'll be doing most of this from the command line.
+  * SSH into Proxmox:<code bash>
-  * SSH into Proxmox:<code>
 ssh proxmox
 </code>
-  * List available system images:<code>
+  * List available system images (change sas-storage to wherever they are stored on your system eg. local):<code bash>
-# Check local images first (change sas-storage to wherever they are stored on your system eg. local)
 sudo pveam list sas-storage
+</code>
-# If what we want isn't there, update container template database
+    * If what we want isn't there, update container template database:<code bash>
 sudo pveam update
+</code>
-# List available images
+    * List available images:<code bash>
 sudo pveam available
+</code>
-# or filter output like so:
+    * You can also filter the output:<code bash>
 sudo pveam available --section system
 </code>
-  * Download the image:<code>
+  * Download the image:<code bash>
 sudo pveam download sas-storage debian-10.0-standard_10.0-1_amd64.tar.gz
 </code>
@@ Line 35: / Line 33: @@
 =====Create the Container=====
 Now we need to create the container that we will be updating and adding our programs to. Note that you will need to modify the following command to match your system.
-  * Create a container:<code>
+  * Create a container:<code bash>
 sudo pct create 250 sas-storage:vztmpl/debian-10.0-standard_10.0-1_amd64.tar.gz \
---storage sas-lvm --rootfs volume=sas-lvm:16 \
+  --storage sas-lvm --rootfs volume=sas-lvm:16 \
---ostype debian --arch amd64 --password insecure --unprivileged 1 \
+  --ostype debian --arch amd64 --password insecure --unprivileged 1 \
---cores 1 --memory 1024 --swap 1024 \
+  --cores 1 --memory 1024 --swap 1024 \
---hostname lxc-template --searchdomain local.lan --nameserver xxx.xxx.xxx.x \
+  --hostname lxc-template --searchdomain local.lan --nameserver xxx.xxx.xxx.x \
---net0 name=eth0,bridge=vmbrxx,ip=dhcp,gw=xxx.xxx.xx.x,type=veth \
+  --net0 name=eth0,bridge=vmbrxx,ip=dhcp,gw=xxx.xxx.xx.x,type=veth \
---start true
+  --start true
 </code>
   * See ''%%man pct%%'' for more information.
@@ Line 51: / Line 49: @@
 Here's where we update/add programs/configure it to our liking.
-  * Enter the container:<code>
+  * Enter the container:<code bash>
 sudo pct enter 250
 </code>
-  * Do stuff:<code>
+  * Do stuff:
-# Update the apt cache
+    * Update the system:<code bash>
-apt update
+apt update && apt upgrade
+</code>
-# Upgrade the packages
+    * Install some packages:<code bash>
-apt upgrade
-# Install some packages
 apt install curl git screen stow unattended-upgrades vim
+</code>
-# Set Vim as default editor
+    * Set Vim as default editor:<code bash>
 update-alternatives --set editor /usr/bin/vim.basic
+</code>
-# Create user
+    * Create user:<code bash>
-adduser username
+adduser user
+</code>
-# Switch to user
+    * Switch to user:<code bash>
-su - username
+su - user
+</code>
-# Clone dotfiles
+    * Clone dotfiles:<code bash>
 git clone https://path.to/dotfiles ~/.dotfiles
+</code>
-# Stow the dotfiles
+    * Stow the dotfiles:<code bash>
 stow dotfiles
+</code>
-# Create ~/.ssh directory
+    * Create ''%%~/.ssh%%'' directory:<code bash>
 mkdir ~/.ssh
-# Create ~/.ssh/authorized_keys file
-# And so on....
 </code>
+    * Create ''%%~/.ssh/authorized_keys%%'' file with your pubkey
+    * And so on....
+    * Bonus points if you have an Ansible playbook to run the commands!
 ----
 =====Create the template=====
-In order to turn the container into a template, we need to delete the network interface, and create a backup.
+In order to turn the container into a template, we need to delete the network interface then create a backup.
   * From proxmox (not inside the container):
-  * Remove the network interface:<code>
+  * Remove the network interface:<code bash>
 sudo pct set 250 --delete net0
 </code>
-  * Create a backup:<code>
+  * Create a backup:<code bash>
 vzdump 250 --mode stop --compress gzip --dumpdir /media/sas/data/template/cache/
 </code>
-  * The new file will be located in:<code>
+  * The new file will be located in:<code bash>
 /media/sas/data/template/cache
 </code>
-  * You can leave it as is or rename it to something:<code>
+  * You can leave it as is or rename it to something:
+    * Change directories:<code bash>
 cd /media/sas/data/template/cache
+</code>
+    * Rename it:<code bash>
 sudo mv new_vz_dump.tar.gz custom_debian_10.4.tar.gz
 </code>
@@ Line 116: / Line 113: @@
 =====Modifying or Updating=====
 It's really easy to modify the container when a new version of the OS is released or you want to add something to your templates.
-  * Create a container with your custom file:<code>
+  * Create a container with your custom file:<code bash>
 sudo pct create 250 sas-storage:vztmpl/custom_debian_10.4.tar.gz \
---storage sas-lvm --rootfs volume=sas-lvm:16 \
+  --storage sas-lvm --rootfs volume=sas-lvm:16 \
---ostype debian --arch amd64 --password insecure --unprivileged 1 \
+  --ostype debian --arch amd64 --password insecure --unprivileged 1 \
---cores 1 --memory 1024 --swap 1024 \
+  --cores 1 --memory 1024 --swap 1024 \
---hostname lxc-template --searchdomain local.lan --nameserver xxx.xxx.xxx.x \
+  --hostname lxc-template --searchdomain local.lan --nameserver xxx.xxx.xxx.x \
---net0 name=eth0,bridge=vmbrxx,ip=dhcp,gw=xxx.xxx.xxx.x,type=veth \
+  --net0 name=eth0,bridge=vmbrxx,ip=dhcp,gw=xxx.xxx.xxx.x,type=veth \
---start true
+  --start true
 </code>
-  * Enter the container:<code>
+  * Enter the container:<code bash>
 sudo pct enter 250
 </code>
-  * Do stuff:<code>
+  * Do stuff:
-# Update/Upgrade
+    * Update the system:<code bash>
-# Install new stuff
+apt update && apt upgrade
-# Add new dotfiles
 </code>
-  * Exit back to Proxmox:<code>
+    * Install some packages
+    * Add new dotfiles
+    * And so on..
+  * Exit back to Proxmox:<code bash>
 exit
 </code>
-  * Remove the network device:<code>
+  * Remove the network device:<code bash>
 sudo pct set 250 --delete net0
 </code>
-  * Create the backup:<code>
+  * Create the backup:<code bash>
 vzdump 250 --mode stop --compress gzip --dumpdir /media/sas/data/template/cache/
 </code>
-  * Rename the backup if you like:<code>
+  * You can leave it as is or rename it to something:
+    * Change directories:<code bash>
 cd /media/sas/data/template/cache
+</code>
+    * Rename it:<code bash>
 sudo mv new_vz_dump.tar.gz custom_debian_10.5.tar.gz
 </code>