bluecmd

#!/usr/bin/env python3
import collections
from redis.client import StrictRedis
import os
import time

while True:
    with open('.sai.prom.new', 'w') as f:
        r = StrictRedis(db=2, decode_responses=True)
        appldb = StrictRedis(db=0, decode_responses=True)

bluecmd

#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdint.h>
#include <stdio.h>

int main(int argc, char *argv[]) {
        int fd = open(argv[1], O_RDWR);
        if (fd < 0) {
                perror("open");

bluecmd

[ 2625.068487] usb 3-1: new high-speed USB device number 5 using xhci_hcd
[ 2625.198966] usb 3-1: New USB device found, idVendor=0bda, idProduct=b812, bcdDevice= 2.10
[ 2625.198971] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2625.198972] usb 3-1: Product: 802.11ac NIC
[ 2625.198974] usb 3-1: Manufacturer: Realtek
[ 2625.198975] usb 3-1: SerialNumber: 123456
[ 2625.306462] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 2625.308354] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 2625.383895] rtw_8822bu 3-1:1.0: Firmware version 27.2.0, H2C version 13
[ 2626.076899] usbcore: registered new interface driver rtw_8822bu

bluecmd

$ cat /etc/apparmor.d/usr.share.audiobookshelf.audiobookshelf
#include <tunables/global>

# vim:syntax=apparmor

/usr/share/audiobookshelf/audiobookshelf {
  #include <abstractions/base>
  #include <abstractions/nameservice>
  #include <abstractions/openssl>
  #include <abstractions/user-tmp>

bluecmd

  cpld: cpld@6,0 {
          compatible = "n821,cpld", "syscon", "simple-mfd";
          reg = <0x06 0x00 0x50>;
          #address-cells = <1>;
          #size-cells = <1>;

          cpldi2c: n821-cpld-i2c@30 {
                  compatible = "n821,cpld-i2c";
                  reg = <0x30 0x8>;
          };

bluecmd

#!/usr/bin/env python3
import pyvisa
import subprocess
import re
import time


def optical_data(iface):
    # no json support in ethtool for eeprom dump yet :(
    for _ in range(10):

bluecmd

from prometheus_client import start_http_server
from prometheus_client.core import GaugeMetricFamily, CounterMetricFamily, REGISTRY

import math
import re
import requests
from urllib.parse import urlparse


class XpdrCollector(object):

bluecmd

sudo dnsmasq --port 0 --no-daemon --dhcp-range=192.168.1.100,192.168.1.200 --dhcp-leasefile=/dev/null -z --conf-file=/dev/null --interface enp36s0

bluecmd

Testing in QEMU

mkdir disk/
cp coreinfo.elf disk/boot.elf

qemu-system-x86_64 \
  -enable-kvm -M q35 -cpu host -m 4096 -serial stdout \
  -device qemu-xhci \
  -drive file=fat:rw:disk/,if=none,id=usbdisk \

bluecmd

fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
    if x.len() > y.len() {
        x
    } else {
        y
    }
}

fn min_length_string(x: &str) -> &str {
    // Why does this not violate the lifetime checker?