islander

Recover a qcow2 image using fsck

Load network block device module:

# modprobe nbd max_part=8

Poweroff machine:

# virsh destroy virtual-machine

islander

---
- name: Add proxmox gpg key
  apt_key:
    url: http://download.proxmox.com/debian/proxmox-ve-release-6.x.gpg
    state: present

- name: Add proxmox repository
  lineinfile:
    path: /etc/apt/sources.list
    line: deb http://download.proxmox.com/debian/pve buster pve-no-subscription

islander

USE asterisk;
GRANT ALL PRIVILEGES ON asterisk.* TO 'asterisk'@'localhost' IDENTIFIED BY 'change_me';
FLUSH PRIVILEGES;
CREATE TABLE IF NOT EXISTS cdr (
        id BIGINT(20) NOT NULL AUTO_INCREMENT,
        accountcode VARCHAR(30),
        src VARCHAR(64),
        dst VARCHAR(64),
        dcontext VARCHAR(32),
        clid VARCHAR(64),

islander

#!/bin/bash

PORTS=('5060/tcp' '5060/udp' '5061/tcp' '5061/udp' '4569/udp' '5038/tcp' '10000-20000/udp')
SERVICE_FILE="/etc/firewalld/services/asterisk.xml"

if [ ! -e "${SERVICE_FILE}" ]; then
    firewall-cmd --permanent --new-service=asterisk
fi

for PORT in ${PORTS[@]}; do

islander

#!/usr/bin/env bash
# http://brainsuckerna.blogspot.com/2016/05/limiting-mongodb-memory-usage-with.html
# (c) Miadzvedz Mikalai, 2016. brainsucker.na at gmail.com
# init scripts (c) frank2, see http://frank2.net/cgroups-ubuntu-14-04/ for description and details
# more info (no init scripts): using cgroups to limit DB memory https://www.percona.com/blog/2015/07/01/using-cgroups-to-limit-mysql-and-mongodb-memory-usage/
#
# execute from shell:
# sudo bash -c 'curl -o- http://brains.by/misc/mongodb_memory_limit_ubuntu1404.sh | bash'

{ # this ensures the entire script is downloaded #

islander

#!/bin/bash

# System-wide crontab file and cron job directory. Change these for your system.
CRONTAB='/etc/crontab'
ANACRONTAB='/etc/anacrontab'
CRONDIR='/etc/cron.d'

# Single tab character. Annoyingly necessary.
tab=$(echo -en "\t")

islander

Install StatsD on Debian Stretch

Install nodejs:

# curl -sL https://deb.nodesource.com/setup_12.x | bash -
# apt install -y nodejs

Install build dependencies:

$ sudo apt install git debhelper devscripts dh-systemd

islander

apiVersion: apps/v1
kind: Deployment
metadata:
  name: mindbox
  namespace: mindbox
spec:
  # 4 пода, которые справляются с нагрузкой
  replicas: 4
  # 5-10 секунд на инцициализацию
  minReadySeconds: 10

islander

Local Minikube cluster using QEMU hypervisor

Script for installing minikube cluster using QEMU/KVM hypervisor.

Supported OS

• Ubuntu 18.04, 20.04 (tested)
• Debian 10 (not yet tested)
• CentOS 7

islander

#!/usr/bin/env python
#
# Example 1: All blocks in list.txt, one CIDR per line
#   cat list.txt | cidr.py
#
# Example 2: Echo CIDR blocks to stdout
#   echo 1.2.3.0/25 1.2.3.128/25 | cidr.py

import sys
from netaddr import *