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coelner 2023-07-22 22:56:17 +02:00
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SDR.md
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SDR
# SDR
### links
https://github.com/jopohl/urh/
@ -13,3 +13,6 @@ https://gist.github.com/paucoma/57080d2845ba4b21b980b90842c38eb1
https://gist.github.com/jinschoi/40a470e432c6ac244be8159145454b5c
https://github.com/RogueMaster/flipperzero-firmware-wPlugins
### YARD Stick one
ref: https://www.greatscottgadgets.com/yardstickone/

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@ -75,7 +75,6 @@ Nextcloud
the data source aka client holds a local database to be fast. this db does not get copied to the remote target. the remote target only contains `dlist.zip.aes`, `dindex.zip.aes` and `dblock.zip.aes` files.
`duplicati-cli repair {filepath}`
### .bashrc
```
alias hddapm='for dev in /dev/sd?; do echo -n "$dev : "; hdparm -B $dev | grep -E "APM"; done; echo ""'

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- ESP32
---
# ESP notes
## ESPressif LowPower
## ESPressif esp8266 LowPower
Energy saving
https://github.com/z2amiller/sensorboard/blob/master/PowerSaving.md
@ -61,7 +61,7 @@ Infrarot CO2 MH-Z19 Sensor
https://forum.mysensors.org/topic/6952/veml6070-and-veml6075-uv-sensors/29
SI1145 Light, UVI
```xml
<!DOCTYPE service-group SYSTEM "avahi-service.dtd">
<service-group>
<name replace-wildcards="yes">Mosquitto MQTT server on %h</name>
@ -71,6 +71,7 @@ SI1145 Light, UVI
<txt-record>info=A MQTT PubSub service! mqtt.org</txt-record>
</service>
</service-group>
```
OTA
advanced web server (zusätzlich https, LuCi Integration)

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@ -28,6 +28,13 @@ mSATA USB3 enclousure
- empty
USB3 Toshiba 2.5" HDD
- 1 x 2,5" HDD 1TB CMR [2014?]
### USB hub
##### usbc hub 4x usb-A 3.2
```
ID 2109:2822 VIA Labs, Inc. USB2.0 Hub
ID 2109:0822 VIA Labs, Inc. USB3.1 Hub
```
### USB SATA enclosure
#### firmware restore
ref: https://www.station-drivers.com/index.php/en-us/les-dossiers-comment-faire/3810-recovery-enclosures-usb-3-2-nvme

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Most of the distributions are delievered with a microsoft-signed SHIM bootloader, which should allow the boot with active secureboot without deleting OEM keys. the SHIM bootloader gets controlled with mokutil.
ref: https://github.com/lcp/mokutil
- systemctl reboot --firmware
- bootctl
- efibootmgr -v
@ -25,14 +27,14 @@ cryptsetup luksErase
ressource:
http://jk.ozlabs.org/docs/sbkeysync-maintaing-uefi-key-databases/
## lkrg - linux kernel runtime guard
## lkrg - linux kernel runtime guard
archlinux can build with AUR, debian/ubuntu can use the *.deb precompiled package. It should be available for x64, arm64 and arm
## data integrity aka bitrot
ref: https://github.com/rfjakob/cshatag
General kernel awareness:
https://github.com/torvalds/linux/blob/master/Documentation/block/data-integrity.rst
the solution so far to omit endusers hardware limitations (like ECC RAM *grml*)
the solution so far to omit endusers hardware limitations (like ECC RAM **grml**)
https://github.com/torvalds/linux/blob/master/Documentation/admin-guide/device-mapper/dm-integrity.rst
So it should be more or less equal to use integrity with or without encryption:
- RAID1 preferred
@ -749,7 +751,6 @@ ERC settings: `smartctl -l scterc /dev/sda` or setting `smartctl -l scterc,150,1
- https://man7.org/linux/man-pages/man8/integritysetup.8.html
### package manager integrity
##### pacman based integrity check
```

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@ -96,6 +96,3 @@ function BashPrompt {
}
export PS1="`BashPrompt` [\A|\[\e[1;36m\]\u\[\e[0m\]@\h \W]\`parse_git_branch\`\\$ "
export PATH="$HOME/.cargo/bin:$PATH" #13.08.2020 rust env
export PATH="$HOME/.local/bin:$PATH" #11.08.2020 TockOS OpenSK
export PATH="$PATH:$HOME/src/fomu-toolchain-linux/bin"

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@ -36,6 +36,7 @@ keywords:
- multimeter
- oscilloscope
- LCR meter
- LCR meter tweezer
- LCR meter tweezer [broken]
- 1khz battery checker
- electric screw driver
- UV light

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@ -5,10 +5,9 @@ syncthing works well under systemd context, especially under the user permission
#### misbehaviour
##### global state not equal to local state
- No elegant way to fix, delete instead the database and rebuild it all the way upp
- No elegant way to fix, delete instead the database and rebuild it all the way upp
##### encrypted unnsynced files
- No elegant way to fix, delete thee file and mybe reupload all of the folder
- No elegant way to fix, delete thee file and mybe reupload all of the folder
#### warpinator behaviour
- use link-local IPv6 adresses based on the mac like `quic6://[fe80:abcd:ef01:2345:6789%25enp0s8]:22000`
@ -21,7 +20,6 @@ syncthing works well under systemd context, especially under the user permission
![syncthing-vm-sharing.png](./syncthing-vm-sharing.png)
1. create separate vm which is connected to a host-only and the internal vm network
#### extended hardening
- set the `config.xml` to readonly and immutable
- deactivate the network interface for configuring