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26.01.2025

Home » Archive » 2025 » Issue 85: Monit... »

.0.0.1", PORT) do ws 08 for msg in ws 09 d = Meta.parse(JSON.parse(msg)["s"]) 10 @info d 11 @info typeof(d) 12 WebSockets.send(ws, """

You picked $d

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Analyzing tricky database problems

14.03.2018

Home » Archive » 2018 » Issue 44: Cloud... »

://www.openstack.org Performance Schema overview: https://mariadb.com/kb/en/library/performance-schema-overview "MySQL Performance Schema Statement Digests" by Mark Leith: http://www.markleith.co.uk/2012/07/04/mysql

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Easy configuration management with Puppet

18.07.2013

Home » Archive » 2013 » Issue 15: What’... »

't want to spend your time translating between the options in different versions, so get the latest if you can. I'm only covering the latest version here, which, at the time of writing, is 2.7.x. Using

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The AWS CDK for software-defined deployments

05.02.2019

Home » Archive » 2019 » Issue 49: Anato... »

(parent, name, props); 09 10 const maxZones = this.getContext('max_azs')[`${env}`] 11 12 const helloCdkVpc = new ec2.VpcNetwork(this, 'VPC', { 13 cidr: this.getContext('cidr_by_env')[`${env}`], 14

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OpenVPN with e-tokens in large-scale environments

30.11.2025

Home » Archive » 2011 » Issue 5: Pen Te... »

/openvpn/keys/CA.crt 08 cert /etc/openvpn/keys/server.crt 09 key /etc/openvpn/keys/server.key 10 tls-auth /etc/openvpn/keys/tls-auth.key 11 12 server 192.168.1.0 255.255.255.0 13 14 keepalive 10 60 15 comp-lzo 16 17

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Provisioning resources with an Azure-specific language

03.04.2024

Home » Archive » 2024 » Issue 80: Threa... »

: location 11 sku: { 12 name: 'Standard_LRS' 13 tier: 'Standard' 14 } 15 kind: 'StorageV2' 16 properties: { 17 accessTier: 'Hot' 18 } 19 } To add

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Nagios alerts implemented via VoIP

14.03.2013

Home » Archive » 2013 » Issue 13: IPv6... »

=/opt/pjsua.conf 06 SOUNDFILE=/tmp/alert.wav 07 TEXT2WAVE=/usr/bin/text2wave 08 DURATION=20 09 NUMBER=01234567890 10 MESSAGE="Monitoring Alert" 11 12 # Setting a lock file 13 # We can't make more than one call 14

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Monitoring daemons with shell tools

30.11.2025

Home » Archive » 2010 » Issue 1: System... »

#! /bin/sh 02 03 while true 04 do 05 06 zeit=$(date +%d.%m.%y\ %H:%M\ ) 07 08 psql -U monitor -d monitor -c "select * from watch;" 09 10 if [ $? -eq 2 ]; 11 12 then 13 14 echo "$time: Database

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The fine art of allocating memory

30.11.2025

Home » Archive » 2012 » Issue 10: Traff... »

main(int argc, char *argv[]) 06 { 07 char *newblock = NULL; 08 09 for (int allocation = 0; newblock = (void *) malloc(1024 * 1024); allocation++) 10 { 11 //for (int i=0; i < (1024 * 1024

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Open source forensics for adaptive detection of threats on CRITIS networks

03.04.2024

Home » Archive » 2024 » Issue 80: Threa... »

GSvEFc/" date = "2016-01-03" hash = "b90f268b5e7f70af1687d9825c09df15908ad3a6978b328dc88f96143a64af0f" strings: $s0 = "WshShell.Run \"dropbear.exe -r rsa -d dss -a -p 6789\", 0, false" fullword ascii

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