Update server README

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2025-07-29 19:47:48 -04:00
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@@ -16,7 +16,7 @@
## Notes ## Notes
* Read the `motd` helper at `ssh` login for ongoing server status * Read the `ssh` login message for ongoing server status.
* To change your user password: `passwd` * To change your user password: `passwd`
* To change your samba password: `smbpasswd` * To change your samba password: `smbpasswd`
@@ -47,9 +47,8 @@ Launch graphical programs locally on a client that execute on the server.
Browse and manage files stored on the server. Browse and manage files stored on the server.
* Access sftp via most file managers using a `sftp://` address. * File manager
* Enter the `sftp://` address into your file manager's url bar, such as: `sftp://username@hartmanlab.genetics.uab.edu/home/username`
Example: `sftp://username@hartmanlab.genetics.uab.edu/home/username`
![sftp](docs/imgs/sftp.png) ![sftp](docs/imgs/sftp.png)
* [Filezilla](https://filezilla-project.org/download.php?type=client) (Linux/OSX/Windows) * [Filezilla](https://filezilla-project.org/download.php?type=client) (Linux/OSX/Windows)
@@ -67,13 +66,13 @@ The server provides two `samba` shares:
1. Shared data array (`/mnt/data`): `\\username\\data` 1. Shared data array (`/mnt/data`): `\\username\\data`
2. User home directory (`/home/username`): `\\username\\username` 2. User home directory (`/home/username`): `\\username\\username`
The default `samba` credentials are the same as your server username and password until changed with `smbpasswd`. The default `samba` credentials are the same as your server username and password (unless modified with `smbpasswd`).
![samba](docs/imgs/samba.png) ![samba](docs/imgs/samba.png)
## `x2goclient` remote desktop ## `x2goclient` remote desktop
Launch a graphical remote desktop session using the X2Go `x2goclient` available for Linux/OSX/Windows from the [X2Go website](http://wiki.x2go.org/doku.php) or by installing the `x2goclient` package. Launch a persistent remote desktop session for graphical applications using [`x2goclient`](https://wiki.x2go.org/doku.php/download:start) (Linux/Windows/OSX).
![x2go_desktop](docs/imgs/x2go_desktop.png) ![x2go_desktop](docs/imgs/x2go_desktop.png)
@@ -103,8 +102,6 @@ X2Go sessions can be paused or suspended from the X2Go client window. Multiple s
* These folders will then appear on the server under `/media/disk/<share_name>`. * These folders will then appear on the server under `/media/disk/<share_name>`.
![x2go_server](docs/imgs/x2go_automount.png) ![x2go_server](docs/imgs/x2go_automount.png)
**Note:** Some programs do not continue to run at full speed when an X2Go session is paused. In these cases, the program should be run via `ssh` in a [`tmux`](https://en.wikipedia.org/wiki/Tmux) or [`screen`](https://www.gnu.org/software/screen/) session.
## ~~Robot computer remote desktop access~~ ## ~~Robot computer remote desktop access~~
* *Currently unavailable* (TODO network cable unplugged?) * *Currently unavailable* (TODO network cable unplugged?)
@@ -141,18 +138,18 @@ X2Go sessions can be paused or suspended from the X2Go client window. Multiple s
## Backing up your data ## Backing up your data
`/mnt/data` is snapshotted daily to `/mnt/backup/data-backup`. In case of inadvertent data loss, users can recover lost files from a previous snapshot, organized by date. `/mnt/data` is snapshotted daily to `/mnt/backup/data-backup` and rolling backups are kept for six months.
[`rsync`](https://linux.die.net/man/1/rsync) is also recommended for periodically backing up user files to a local client. [`rsync`](https://linux.die.net/man/1/rsync) is also recommended for periodically backing up user files to a local client.
* Copy a user's `$HOME` directory locally to `/home-backup` from a client: `rsync -azH --delete username@hartmanlab.genetics.uab.edu:/home/username/ home-backup/` * Copy a user's `$HOME` directory locally to `/home-backup` from a client: `rsync -azH --delete username@hartmanlab.genetics.uab.edu:/home/username/ home-backup/`
* Copy a shared directory locally to the current directory from a client: `rsync -azh username@hartmanlab.genetics.uab.edu:/mnt/data/scans/20250723_roessler_project .` * Copy a shared directory locally to the current directory from a client: `rsync -azh username@hartmanlab.genetics.uab.edu:/mnt/data/scans/20250723_roessler_project .`
Backups can be initiated *from* the server using other pre-installed backup tools (`rsnapshot`, `borgbackup`, ...). Backups can also be initiated *from* the server using a variety of pre-installed backup tools (`rsnapshot`, `borgbackup`, ...).
## Troubleshooting ## Troubleshooting
Read the `motd` at `ssh` login for server status and updates: `cat /etc/motd`. Notify an admin of any issues. Read the `ssh` login message for server status and updates: `cat /etc/motd`. Notify an admin of any issues.
* Can't login via `ssh` * Can't login via `ssh`
* Make sure that you are using the correct username and caps lock is off. * Make sure that you are using the correct username and caps lock is off.
@@ -171,6 +168,8 @@ Read the `motd` at `ssh` login for server status and updates: `cat /etc/motd`. N
* Permissions: `2775` * Permissions: `2775`
* To change: `chown -R username:smbgrp <dir> && chmod 2775 <dir>` * To change: `chown -R username:smbgrp <dir> && chmod 2775 <dir>`
* If you do not have sufficient privileges to alter shared file permissions, ask an admin to fix or make a copy. * If you do not have sufficient privileges to alter shared file permissions, ask an admin to fix or make a copy.
* Program runs slowly in paused X2Go session
* Run program via `ssh` in a [`tmux`](https://en.wikipedia.org/wiki/Tmux) or [`screen`](https://www.gnu.org/software/screen/) session instead.
## Resources ## Resources