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README.md: add informations about specific configurations for preseed

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Jeremy Gardais 2016-07-26 14:09:38 +02:00
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@ -66,26 +66,27 @@ A preseed file can be loaded by the Debian-Installer to answer all questions
Preseeding provides a way to set answers to questions asked by the Debian-Installer, without having to manually enter the answers. This makes it possible to fully automate most types of installation and even offers some features not available during normal installations. More informations on [Debian wiki][preseed informations]. Preseeding provides a way to set answers to questions asked by the Debian-Installer, without having to manually enter the answers. This makes it possible to fully automate most types of installation and even offers some features not available during normal installations. More informations on [Debian wiki][preseed informations].
#### Commons configurations #### Commons configurations
* Localization : * Localization :
* Language : English * Language : English
* Country : France * Country : France
* Locale : en_US.UTF-8 (US English) * Locale : en_US.UTF-8 (US English)
* Keyboard : fr-latin9 (French) * Keyboard : fr-latin9 (French)
* Hardware : * Hardware :
* Network configuration (IP, hostname, domain) : automatic (from DHCP server) * Network configuration (IP, hostname, domain) : automatic (from DHCP server)
* Load additionnals firmwares if availables. * Load additionnals firmwares if availables.
* Account : * Account :
* Create a root account. * Create a root account.
* root password : SHA-256 hash of the password * root password : SHA-256 hash of the password
* Don't create a normal user (be sure to **allow remote connection for root** ! See [late_command info][debian latecommand howto]). * Don't create a normal user (be sure to **allow remote connection for root** ! See [late_command info][debian latecommand howto]).
* Timezone * Timezone
* Timezone : Europe/Paris * Timezone : Europe/Paris
* NTP server : ntp.univ-rennes1.fr * NTP server : ntp.univ-rennes1.fr
* Partitionning * Partitionning
* Use the entire first disk (sda or vda aka virtual hdd) with LVM. * Use the entire first disk (sda or vda aka virtual hdd) with LVM.
* Purge all LVM, RAID,… partitions or informations already set on the first disk. * Purge all LVM, RAID,… partitions or informations already set on the first disk.
* Partitionning : * Partitionning :
| Device | Mount point | Size | Description |
| Device | Mount point | Size (Min - Max) | Description |
|-----------|-------------|------------------------|------------------------------------------------------------------------| |-----------|-------------|------------------------|------------------------------------------------------------------------|
| /dev/sda1 | /boot | 200 - 250 Mb | Bootloader (Grub) | | /dev/sda1 | /boot | 200 - 250 Mb | Bootloader (Grub) |
| /dev/sda2 | LVM | 16 Gb - 100% | Physical Volume for LVM | | /dev/sda2 | LVM | 16 Gb - 100% | Physical Volume for LVM |
@ -98,48 +99,59 @@ Preseeding provides a way to set answers to questions asked by the Debian-Instal
| lv_opt | /opt | 512 MB - 4 Gb | Optional application | | lv_opt | /opt | 512 MB - 4 Gb | Optional application |
| lv_swap | SWAP | 512 Mb - 100% RAM size | Swap sapce | | lv_swap | SWAP | 512 Mb - 100% RAM size | Swap sapce |
| lv_free | /mnt/free | free space | See below | | lv_free | /mnt/free | free space | See below |
* APT : * APT :
* Installation from internet (repository : ftp.fr.debian.org) * Installation from internet (repository : ftp.fr.debian.org)
* Add a repository for Puppet (http://apt.puppetlabs.com) and the GPG key. * Add a repository for Puppet (http://apt.puppetlabs.com) and the GPG key.
* Select **ssh-server** and **standard** in _tasksel_ for installation. * Select **ssh-server** and **standard** in _tasksel_ for installation.
* Add additionnals packages : **tmux**, **puppet**, **zsh** and **tftp-hpa** (to be able to download the [latecommand archive from the PXE server][debian latecommand howto]). * Add additionnals packages : **tmux**, **puppet**, **zsh** and **tftp-hpa** (to be able to download the [latecommand archive from the PXE server][debian latecommand howto]).
* Bootloader : * Bootloader :
* Install Grub on the MBR of the first disk. * Install Grub on the MBR of the first disk.
* late_command * late_command
* Define ZSH as the default shell. * Define ZSH as the default shell.
* Permit root login via SSH with it's password. * Permit root login via SSH with it's password.
* Download and extract a _latecommand_ archive from [this repository][debian latecommand description]. * Download and extract a _latecommand_ archive from [this repository][debian latecommand description].
* Run the script from * Run the script from
------ ------
lv_free - /mnt/free lv_free - /mnt/free
: The preseed's partitionning need to allocate all the disk space. If it's not define, it will put it in the last defined partition all extra free space. So **lv_free** is a temporary LV that you can destroy and use the space to resize any other LV. : The preseed's partitionning need to allocate all the disk space. If it's not define, it will put it in the last defined partition all extra free space. So **lv_free** is a temporary LV that you can destroy and use the space to resize any other LV.
#### Specific configurations
* You can choose a desktop environment :
* Debian Stable (aka Jessie) : Cinnamon, Mate or Gnome3
* Debian oldStable (aka Wheezy) : Gnome3
* Partitionning differences for Debian with a desktop environment :
| Device | Mount point | Size (Min - Max) | Description |
|---------|-------------|------------------|-------------------------------------------------------------|
| lv_root | / | 1 - **3** Gb | root partition |
| lv_home | /home | 2 - **10** Gb | User's home directories (saved files, personnal settings,…) |
| lv_srv | NOT PRESENT | NOT PRESENT | |
### Scripts ### Scripts
See the [scripts's README.md][scripts readme.md] file for more informations. See the [scripts's README.md][scripts readme.md] file for more informations.
## How to use it ## How to use it
* Put the data of this repository on the PXE server :
* Put the data of this repository on the PXE server : * Clone the repository with https URL or with SSH to **/var/lib/tftpboot**.
* Clone the repository with https URL or with SSH to **/var/lib/tftpboot**. * Download the last archive : `wget https://git.ipr.univ-rennes1.fr/cellinfo/tftpboot/archive/master.tar.gz`
* Download the last archive : `wget https://git.ipr.univ-rennes1.fr/cellinfo/tftpboot/archive/master.tar.gz` * Install a TFTP server (`tftpd-hpa` package for Debian's based systems or `tftp-server` for Redhat's based systems).
* Install a TFTP server (`tftpd-hpa` package for Debian's based systems or `tftp-server` for Redhat's based systems). * Start the tftpd's service :
* Start the tftpd's service : * `sudo service tftpd-hpa start`
* `sudo service tftpd-hpa start` * `sudo systemctl start tftpd-hpa`
* `sudo systemctl start tftpd-hpa` * You can test if the TFTP server provide the files with a TFTP client (`tftp-hpa`) by downloading a file with the command :
* You can test if the TFTP server provide the files with a TFTP client (`tftp-hpa`) by downloading a file with the command : * `tftp $IP.SRV.TFTP -c get README.md /tmp/README.md_from_tftpd_server`
* `tftp $IP.SRV.TFTP -c get README.md /tmp/README.md_from_tftpd_server` * Set your IP in some files instead of the default one *129.20.27.239* :
* Set your IP in some files instead of the default one *129.20.27.239* : * [debian menu.cfg][debian menu.cfg] to be able to load the preseed files (**preseed/url=tftp://SRV.IP.AD.DR/**)
* [debian menu.cfg][debian menu.cfg] to be able to load the preseed files (**preseed/url=tftp://SRV.IP.AD.DR/**) * [Jessie preseed file][preseed jessie] to download the postinstall script from your TFTPD server (**in-target /usr/bin/tftp SRV.IP.AD.DR**)
* [Jessie preseed file][preseed jessie] to download the postinstall script from your TFTPD server (**in-target /usr/bin/tftp SRV.IP.AD.DR**) * [Wheezy preseed file][preseed wheezy] to download the postinstall script from your TFTPD server (**in-target /usr/bin/tftp SRV.IP.AD.DR**)
* [Wheezy preseed file][preseed wheezy] to download the postinstall script from your TFTPD server (**in-target /usr/bin/tftp SRV.IP.AD.DR**)
## TODO ## TODO
* Add a tiny preseed file that could be loaded for a manual install. * Add a tiny preseed file that could be loaded for a manual install.
* Download the latecommand archive from this repository instead of the TFTPD server ? * Download the latecommand archive from this repository instead of the TFTPD server ?
* Add Debian Stretch support #1 * Add Debian Stretch support #1