Questions tagged [raspbian]

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13 views

Safari search bar and redirection [closed]

I am working on an offline AP (access point) and I am redirecting all 80 port requests to a single IP address. Problem is, I am a newby and I have no idea how the search bar in a browser works... If i ...
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46 views

systemd raspbian wpa_supplicatant access point not working

Moving on from my prior question about identifying source of a wireless SSID, I am now ready to move on to the next challenge. Most of the documentation I found for wpa_supplicant and creation of a ...
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1answer
33 views

How to identify server providing wireless SSID name

First, a lot of background so that you'll hopefully understand the reason for the question. We had a catastrophic failure in our network - a surge that took out a couple of systems' network interfaces,...
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1answer
45 views

Can I access an APFS drive plugged into a Pi over a network?

I have a SSD that's formatted for APFS Encrypted. I want to plug it into a Raspberry Pi and access it over a LAN from a Mac. However, as far as I know, there isn't a read / write driver for the Pi for ...
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1answer
120 views

Bind9: Disable DNSSEC validation on per zone basis?

I am trying to make a caching / forwarding only DNS server using Bind9 with DNSSEC validation being enabled by default. Assume you have the following informations from my config file: acl "home-...
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57 views

Kubernetes in RasPi 4B does not detect RAM

I'm trying to set up a Kubernetes cluster on a bunch of Raspberry Pi 4B nodes. I adopted the setup I use for my v-kube-cluster (Kubernetes in virtual boxed using vagrant). See https://github.com/...
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1answer
42 views

ntpd synchronization not working

I'm running latest Raspbian Lite on Raspberry Pi 3 B. Just reinstalled ntpd completely and it doesn't synchronize time with upstream NTP servers at all. ntpdate -u 0.debian.pool.ntp.org works just ...
1
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1answer
55 views

overwriting default $PATH

I am trying to lock down regular users on a Raspbian installation. I'll be using rbash for that. I want to edit the PATH file so that only ~/bin files can be executed. I've stripped $PATH from /etc/...
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1answer
66 views

Exclude remote syslog client logs from /var/log/syslog on host machine

Background: I have a lil Raspberry Pi server running the latest Raspbian OS running a number of network appliances to help manage a complex IOT LAN for a client. I have been using rsyslog to write ...
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1answer
112 views

“fatal: unknown service: smtp/tcp” from postfix in docker using `start-fg`

I'm trying to get postfix working in a docker container on a raspberry pi. The following works ENTRYPOINT service rsyslog restart && service postfix restart && sleep 2s && tail ...
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13 views

Apache2, Bypassing authentication only between virtual host redirect

I have 2 virtual hosts on port 80. I use a dynamic dns service to direct them using the servername. It works fine going to each individually. What I am trying to accomplish not having to log into ...
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101 views

Why does install of nfs-kernel-server fail _AFTER_ an apt update && apt upgrade that includes a kernel upgrade?

Problem statement: Installation of nfs-kernel-server fails at service startup if done right AFTER an apt update && apt upgrade step that also includes a kernel update. I was trying to install ...
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1answer
42 views

Use NGINX as reverse-proxy to another Nginx

I have a kubernetes pods with Nginx serving a static node.js website, with a load balancer IP 192.168.0.223. When I browse http://192.168.0.223:80/, the static website is displayed correctly. I have a ...
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1answer
68 views

OpenVPN routing from server to client

I have two distant places each with a public IP and I want to make the LAN network of these places as if they were one. That is, the machines in place A can communicate with the machines in place B ...
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1answer
60 views

Systemd python script won't log (buffer cause)?

Although the problem exposed here seems very similar, none of the solutions provided work. Context : Raspberry Pi Zero W, Raspbian Lite (2020-08-20) I want to register a python3 script as a service, ...
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19 views

Facing Error: TIOCGPTPEER required on LXC Container Bash

COMMAND: lxc exec container bash ERROR: Error: TIOCGPTPEER required Kernal Info: Linux version 4.9.75-axo-r-KC01+ (root@ldsci51) (gcc version 4.8.3 20140106 (prerelease) (crosstool-NG linaro-1.13.1-4....
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1answer
408 views

Running django and gunicorn on raspberry pi

So I am trying to follow this here: https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-16-04 except on the latest raspberry pi. I think ...
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1answer
167 views

How to automatically set a default route on RPI when ppp0 (3G) connection is established?

I want to connect a RPI to the internet via an UMTS stick. I could get it working with some manual interaction. As the RPI is place on an external location where i don't have access to all the time, ...
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32 views

No data dispayed using collectd-web and Apache2

I have setup Collectd to gather usage data and try to view it in graph format with collectd-web. I have used the tutorial in Monitor Server Resources with Collectd-web and Apache CGI in Linux I'm ...
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2answers
44 views

Device -> device traffic being blocked inside of network

I am running into a weird issue, which I have been trying to understand and fix for a few hours. I have three main machines, which are setup this way: M1: Raspberry pi 3 (raspbian lite), running ...
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0answers
128 views

bonding issue with ethernet interface (raspbian strech)

Since i've bonded (active-backup) eth0 & wlan0 i'm no able to ping a specific device within my LAN. I'm under raspbian stretch. Linux raspberrypi 4.19.66-v7+ #1253 SMP Thu Aug 15 11:49:46 BST 2019 ...
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16 views

autossh creates a local-binding tunnel while just a remote-binding was specified

In the /etc/rc.local file of my Raspberry Pi, there is the following command: su pi -c 'autossh -f -- -N -i /path/to/some/somekey -o "ExitOnForwardFailure yes" -R 10076:localhost:22 user@...
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116 views

mDNS service is discovered but not reachable

I've some problems connecting to services on my raspberry pi. I desire the following: 1x Raspberry Pi running multiple services (like openhab, mosquitto, nagios, etc.). Each of these services is ...
2
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1answer
609 views

nfs server on linux with windows 10 client

I have a nfs server on a raspberry pi 3 b+, that share an ext4 directory. The nfs client is a windows 10 computer. I have a problem with filename characters encoding on client side. All accent ...
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1answer
447 views

How to switch off “Not RRM Network” messages

My system's logs are being swamped by these messages: wpa_supplicant[390]: RRM: Ignoring radio measurement request: Not RRM network I have searched extensively; I've even found the sources for ...
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1answer
58 views

Identify source of DNS queries [closed]

I am running Pi-hole as the DNS server on our home network. There is a continuous stream of about 400 queries per minute of alternating requests for "A" and "AAAA" records from ...
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0answers
343 views

Automatic restart of isc-dhcp-server

I'm a Debian and Raspbian newbie, and have a question about automatically restarting the ISC DHCP server. I have a Pi running Raspbian and the ISC DHCP server at a remote site with flaky power. ...
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1answer
420 views

Delay execution of crontab until @reboot was executed [closed]

Every time I start my raspberry pi, I want to update and upgrade it. No other cronjob should be run before this is finished. My crontab looks like this now @reboot sudo apt-get update && sudo ...
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0answers
180 views

How to connect to a forticlient vpn using another vpn client?

I am trying to make use of my raspberry pi need to connnect it to my VPN. I have a vpn account and i usually use fortigate client in my mac to connect to it. And now im trying to connect my raspberry ...
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0answers
42 views

Owncloud on Raspberry Pi fails, apache2 error log says php_intl can't load, PHP CLI fails to load it, tried installing libicu64 but it didn't work

I am running an Apache server on a Raspberry Pi 4 using Raspbian Buster, with Owncloud 10.4.1 installed as a web app. When I start the server, I get the following error message on /var/log/apache2/...
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46 views

MariaDB 10.3.22 for RPI started with innodb_force_recovery = 5: mysqldump fails, claims “[mysqld]” is not in configuration but it's actually present

I am running MariaDB 10.3.22 on a Raspberry Pi 3 with Raspbian Buster, using the InnoDB engine. Due to a power outage on my RPI, a table on my innodb_system tablespace corrupted. I eventually managed ...
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1answer
162 views

Debugging network issue

I've had this issue ever since I got this new router and flashed it with dd-wrt. It's not really impactful (I'll describe the scenario) but I'm curious about it... This is the diagram of the network ...
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1answer
65 views

Apache2.4 Raspbian cannot acces VirtualHosts with ServerName, only port number

It isn't critical that I get this working with a named host locally, as the main thing I needed was external network access (which I have already set up with port forwarding), but I'd still like to ...
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1answer
205 views

how to proritize UDP port in tc

I have this TC code sudo tc qdisc add dev eth0 root handle 1: prio sudo tc filter add dev eth0 protocol ip parent 1: prio 1 u32 match ip dport xxxx 0xffff flowid 1:1 where XXXX is the port number. ...
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1answer
1k views

rasbian - iptables `--to` or `--to-destination` unknown option

I'm trying to run the following commmand on my Raspbian system sudo iptables -t nat -A PREROUTING -i wlan0 -p tcp --dport 2222 -j DNAT --to-destination 192.168.2.241:22 iptables says: iptables v1.8....
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3answers
116 views

User always creating files with 640 permissions

Short introduction: I'm fairly new to Unix-Systems and got a Raspberry 3b+ using it as a Web-Server. Obviously I'm using a different computer for development and transfer the files via sftp. Always ...
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1answer
2k views

NFS server daemon fails to start at boot

I´m trying to export an external disk, so, I configured my nfs-server service to wait for disk1 to mount, however it fails. This is the situation after boot: $ systemctl status nfs-server.service ● ...
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1answer
2k views

fail2ban jail.local/jail.conf does not have [ssh] section

I am new to fail2ban and am trying to harden a ssh server which is set up on a raspberry pi running raspbian buster. I understood that changes should be made to jail.local and I did that by copying ...
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1answer
52 views

Using 2 key pairs simultaneously for ssh authentication

I have a ssh server running on a raspberry pi. This ssh server can only be accessed by 1 user on my ubuntu laptop only. I have created 2 pairs of ssh keys using: ssh-keygen -t ed25519 -o -a 100 ssh-...
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1answer
964 views

Running a python script with systemd at boot fails but manual start works fine

I'm running a couple scripts to drive a dot matrix display on boot of a Pi 3 B. A nodejs script just writes an image file to a path. The python script calls Adafruit_RGBmatrix to send the image to the ...
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1answer
792 views

fail2ban on Raspbian does not create iptables jails

I installed fail2ban 0.10.2-2.1 on Raspbian Buster to protect ssh (and if that works, apache). The default installation only enables de sshd jail, but in my case that does not seem to work. The ...
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1answer
4k views

Postfix/postfix-script warning symlink leaves directory: /etc/postfix/./makedefs.out

I trying to get an email server up and running on a raspberry pi running Raspbian Buster. In my postfix checks I am getting a strange notification about a symlink that I definitely did not create ...
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1answer
61 views

Do private hostnames correlate with or have any direct effect on public hostnames on a running webserver?

I am running a LEMP webserver on my Raspberry pi using Rasbpian. The name of my my pi's hostname is raspi-host123. My local hosts file on my server looks like this: 127.0.0.1 localhost ...
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1answer
1k views

On raspberry pi static IP DHCP server on eth0 erratic and kills wifi. What's wrong?

On a Raspberry Pi 3B+ I want to have a all the functionality services (ssh, vnc, dhcp) on a wired intranet on eth0 and the Internet wirelessly on wlan0. I have installed the servers and under some ...
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1answer
78 views

No uidrange rule with IProute2

When I run "ip rule help" there is no uidrange option in the selection sectors. I also get an error when I try to add a uidrange rule. Iproute2: 4.9.0-1 Command: sudo ip rule add uidrange $uid-$uid ...
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1answer
69 views

use different network interface for specific user/service

I want to run "megatools" with a vpn. The problem is it has to be ONLY megatools. I googled multiply hours and found a concept where I have a new user and every packet sent by this user gets marked ...
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0answers
870 views

Route private network traffic through VPN

I use a RaspberryPi as a DHCP and DNS server for my home network as well as a wireguard server to gain remote access to my network. My setup is as follows: 192.168.1.4 - ISP Router 192.168.1.1 - ...
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1answer
148 views

Pi4+ runs Elasticsearch cluster of 1, gives yellow status

I am currently running Elasticsearch 7.3.2 on a Rasbian (Buster) instance on a Raspberry Pi 4+. It looks like it was running in a green status for a few days, processing files, but suddenly, i ...
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0answers
69 views

nginx too many redirects HTTP to HTTPS

I have a problem with accessing my site from Internet. When I am trying to do that the browser is showing the error "too many redirections" or "redirection loop". This is my site conf file. I ...
0
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1answer
48 views

Cron job to detect when system power is lost returning invalid timings

We are having issues with our electrics, so I wrote a simple bash script to try to log when the events were happening. I've created a cron job that runs every minute to run the script. The idea of ...