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scraps [2023/02/28 20:35] – [Build LinuxPTP on Alpine] millerjsscraps [2025/05/29 12:40] (current) – [Anydesk Debian Setup] millerjs
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 Bits and pieces I want to be able to grab quickly. This page will change frequently. Bits and pieces I want to be able to grab quickly. This page will change frequently.
  
 +===== GNSS Related =====
 +==== PowerRename bulk NRCAN-PPP Results ====
 +Rename ''001_syif136m_full_output.zip'' to ''syif136m_full_output_rapid.zip''
 +
 +
 +Regular Expression: ''^(.{4})(.*)$''
 +Replace with: ''$2_rapid$3''
 +
 +{{::screenshot_2025-05-22_140358.png|}}
 +===== Anydesk Debian Setup =====
 +1) Confirm X (not wayland!)
 +
 +- Run ''loginctl'' to show current session IDs.
 +
 +- Check the session types: ''loginctl show-session <SESSION_ID> -p Type''
 +
 +2) Add anydesk deb repository: https://deb.anydesk.com/howto.html
 +<code>
 +# Add the AnyDesk GPG key
 +sudo apt update
 +sudo apt install ca-certificates curl apt-transport-https
 +sudo install -m 0755 -d /etc/apt/keyrings
 +sudo curl -fsSL https://keys.anydesk.com/repos/DEB-GPG-KEY -o /etc/apt/keyrings/keys.anydesk.com.asc
 +sudo chmod a+r /etc/apt/keyrings/keys.anydesk.com.asc
 +
 +# Add the AnyDesk apt repository
 +echo "deb [signed-by=/etc/apt/keyrings/keys.anydesk.com.asc] https://deb.anydesk.com all main" | sudo tee /etc/apt/sources.list.d/anydesk-stable.list > /dev/null
 +
 +# Update apt caches and install the AnyDesk client
 +sudo apt update
 +sudo apt install anydesk
 +</code>
 +
 +3) set password for unattended access: ''sudo su; echo awesomepassword | anydesk --set-password''
 +
 +4) Get ID: ''sudo su; anydesk --get-id''
 +
 +https://support.anydesk.com/knowledge/command-line-interface-for-linux
 ===== Disable power button shutdown ===== ===== Disable power button shutdown =====
  
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 uncomment HandPowerKey, set to ignore uncomment HandPowerKey, set to ignore
  
 +===== Get & Set date w/ epoch time =====
 +
 +Get from good machine:
 +
 +<code>date +%s</code>
 +
 +
 +Set on another:
 +<code>date -s '@1705865491'</code>
 ===== Image and Compress Disk ===== ===== Image and Compress Disk =====
 <code> <code>
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 </code> </code>
  
-===== Quick Pi ID =====+===== cycle systemd logs ===== 
 +<code>sudo journalctl --rotate ; sudo journalctl --vacuum-time=1s</code> 
 + 
 +==== show systemd logs from boot ==== 
 +<code>sudo journalctl -b</code> 
 + 
 +===== Raspberry Pi ===== 
 +==== Quick Pi ID ====
  
 Easy way to get a quick visual indicator to ID a Pi you're remoted into: Easy way to get a quick visual indicator to ID a Pi you're remoted into:
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 </code> </code>
  
-===== Raspberry Pi Heartbeat ===== +==== Heartbeat LED ===
 set in config.txt set in config.txt
  
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 </code> </code>
  
 +==== Grow partition on first boot ====
 +Add to the end of /boot/cmdline.txt
 +
 +<code>
 +quiet init=/usr/lib/raspi-config/init_resize.sh
 +</code>
 ===== chronyc tracking ===== ===== chronyc tracking =====
  
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 <code>make ; make install</code> <code>make ; make install</code>
 +
 +===== Cycle Chrony Logs =====
 +<code>
 +#!/bin/bash
 +# chrony log rotation
 +
 +cd /var/log/chrony
 +
 +mv measurements.log measurements.$(date +"%Y%m%d").log
 +mv statistics.log statistics.$(date +"%Y%m%d").log
 +mv tracking.log tracking.$(date +"%Y%m%d").log
 +
 +sync
 +
 +chronyc cyclelogs
 +</code>
 +
 +===== chrony.conf ptp as pps refclock =====
 +<code>
 +server time-a.nist.gov
 +server time-a-wwv.nist.gov
 +
 +refclock SHM 0 poll 3 refid GPS
 +refclock PHC /dev/ptp0:extpps:nocrossts:pin=0 width 0.1 refid PHC pps
 +
 +logdir /var/log/chrony
 +log statistics tracking measurements
 +
 +driftfile /var/lib/chrony/chrony.drift
 +
 +dumpdir /etc/chrony/dump
 +
 +rtcsync
 +
 +allow
 +cmdallow
 +</code>
 +
 +===== Set NIC to promiscuous mode at boot =====
 +Using systemd:
 +
 +`/etc/systemd/system/promisc-eth0.service`
 +
 +<code>
 +[Unit]
 +Description=Control promiscuous mode for interface eth0
 +After=network.target
 +
 +[Service]
 +Type=oneshot
 +ExecStart=/usr/bin/ip link set eth0 promisc on
 +ExecStop=/usr/bin/ip link set eth0 promisc off
 +RemainAfterExit=yes
 +
 +[Install]
 +WantedBy=multi-user.target
 +</code>
 +
 +===== Proxmox =====
 +==== re-number VM ====
 +
 +1) shut down VM
 +2) rename the storage
 +<code>zfs rename pool1/vms/vm-112-disk-0 pool1/vms/vm-1001-disk-0</code>
 +3) rename the configuration file
 +<code>
 +export vgNAME=vg-images newVMID=173 oldVMID=175 ;  \
 +sed -i "s/$oldVMID/$newVMID/g" /etc/pve/qemu-server/$oldVMID.conf; mv /etc/pve/qemu-server/$oldVMID.conf /etc/pve/qemu-server/$newVMID.conf; \
 +unset vgNAME newVMID oldVMID;
 +</code>
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