sigmdel
/ cputemp.py
Last active
October 24, 2024 17:19
Python script to forward a thermal zone temperature to Domoticz, with e-mail notification when the temperature is over a threshold.
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| #!/usr/bin/python3 | |
| # coding: utf-8 | |
| # Python script to read the CPU temperature and send the results to | |
| # a Domoticz server. Meant to be executed by cron at regular intervals. | |
| # | |
| # | |
| # Requires: Python 3 | |
| # | |
| # Version: 2.1 |
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| #!/bin/bash | |
| # | |
| # Bash script to create or delete a VLAN in Linux | |
| # Tested in Linux 5.15.0-107 x86_64 | |
| # | |
| # Must be root to execute | |
| # | |
| # Reference: archlinux VLAN @ https://wiki.archlinux.org/title/VLAN | |
sigmdel
/ dnswanip.sh
Created
January 19, 2024 23:42
Bash script to obtain the WAN IP address of a router from some DNS name servers
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| #!/usr/bin/bash | |
| # Obtain WAN IP address with DNS Query | |
| # List of command line parameters for the host command | |
| # | |
| NameServers=("-4 myip.opendns.com resolver1.opendns.com" | |
| "-c ch -t txt -4 whoami.Cloudflare 1.1.1.1" | |
| "-t txt o-o.myaddr.l.google.com ns1.google.com" | |
| "-4 whoami.akamai.net ns1-1.akamaitech.net") |
sigmdel
/ getwanipre.sh
Last active
January 19, 2024 23:38
Bash script to obtain the WAN IP address of a router from a list of "what is my IP?" type of Web sites
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| #!/usr/bin/bash | |
| # List of "What is my IP?" type of Web sites to test | |
| # | |
| MyIpSites=("ifconfig.me/ip | |
| v4.ident.me | |
| api.ipify.org | |
| ipinfo.io/ip | |
| ipecho.net/plain | |
| myip.dnsomatic.com |
sigmdel
/ getwanipre.py
Last active
January 19, 2024 23:39
Python 3 script to obtain the WAN IP address of a router from a list of "what is my IP?" type of Web sites
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| #!/usr/bin/python3 | |
| # coding: utf-8 | |
| # List of "What is my IP?" type of Web sites to test | |
| # | |
| MyIpSites = ['ifconfig.me/ip', | |
| 'v4.ident.me', | |
| 'api.ipify.org', | |
| 'ipinfo.io/ip', | |
| 'ipecho.net/plain', |
sigmdel
/ us2stamp.cpp
Created
June 5, 2023 21:19
Convert microseconds to 32 bit fraction of a second (for conversion of timeval struct to 64 bit NTP timestamp)
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| /* | |
| How to convert microseconds to 32 bit fraction of a second. This | |
| calculation is needed when converting a struct timeval to an | |
| NTP 64 bit timestamp. | |
| Four methods are tested with four ESP32 processors. Here | |
| uint32_t y_us is the microseconds input | |
| uint32_t x is the 32 bit fraction of a second ouput |
sigmdel
/ restart.cpp
Last active
February 3, 2023 03:14
ESP8266 - Forget Wi-Fi credentials (network SSID and passkey)
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| // ESP8266 - Forget Wi-Fi credentials (network SSID and passkey) | |
| // Both | |
| // WiFi.disconnect(true); or (false) // as per https://arduino-esp8266.readthedocs.io/en/latest/esp8266wifi/station-class.html#disconnect | |
| // WiFi.begin("0","0"); // as per https://github.com/espressif/arduino-esp32/issues/400#issuecomment-411076993 | |
| // did not forget Wi-Fi credentials. | |
| // Erasing the station configuration as shown below works. | |
| // | |
| // Tested with platformio/platform-espressif8266 version 4.1.0 based on | |
| // esp8266/Arduino Release 3.1.0 (NONOS SDK 3.0.5) | |
| // |
sigmdel
/ internet_watchdog.ino
Last active
April 12, 2020 18:57
ESP8266 Internet watchdog using AsyncPing
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| /* | |
| internet_watchdog.ino | |
| Continuous testing with an ESP8266 that the Internet is reachable through a Wi-Fi router. | |
| Uses AsyncPing by akaJes @ https://github.com/akaJes/AsyncPing and is based on its example | |
| ping_interval.ino sketch. | |
| April 10, 2020 Michel Deslierres <https://sigmdel.ca/michel> |