\nQuick Solutions

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

",{"_353":354,"_43":44,"_47":48,"_45":46,"_65":66,"_355":356,"_425":351},"previewContent","

\n Introduction\n
- \n Why this Book?\n
  - \n Convention Used\n
  \n
- \n Author\n
- \n Disclaimer\n
  - \n Cloud as a Saviour\n
  - \n Distributed Systems\n
  \n
- \n Action Plan\n
- \n Required Concepts\n
  - \n CAP Theorem\n
  - \n Consensus\n
  \n
\n
\n First Things First\n
- \n Secure the Database\n
  - \n Backups\n
  - \n Restore\n
  \n
- \n Secure the Storage\n
  - \n Backups\n
  - \n Restore\n
  \n
\n
\n Quick Solutions\n
- \n Redundancy of Database\n
  - \n Redundancy\n
  - \n SSL Connection\n
  - \n Replica\n
  - \n Spin up multiple nodes\n
  - \n Security\n
  \n
- \n Redundancy of Storage\n
  - \n Distributed Storage\n
  \n
- \n Redundancy of Web Servers\n
  - \n Duplicate VM\n
  - \n Docker\n
  \n
- \n Manual Configurations\n
  - \n Tools\n
  - \n Creating VMs\n
  - \n Provisioning\n
  \n
- \n Billing Impact\n
  - \n Original Cost\n
  - \n Upgrade Cost\n
  - \n Cost Optimization\n
  \n
- \n Disaster Recovery Plan\n
  - \n Plan Ahead\n
  - \n Possible Failures\n
  - \n Outline\n
  - \n DRP Templates\n
  - \n Scenarios\n
  \n
\n
\n Enhancements\n
- \n Redundancy of DNS\n
  - \n DNS Round-Robin\n
  - \n Secondary DNS\n
  - \n Manual Switch\n
  \n
- \n Play with Providers\n
\n
\n Complete Solutions\n
- \n Redundancy of Storage\n
  - \n Distributed Storage\n
  \n
- \n Redundancy of Database\n
  - \n Replica\n
  - \n Balancing requests\n
  \n
- \n Redundancy of Web Servers\n
  - \n Kubernetes\n
  \n
\n
\n Bonus\n
- \n Redis\n
- \n ElasticSearch\n
- \n MongoDB\n
- \n Email\n
- \n Experimenting\n
- \n Logs\n
- \n Passwords & 2FAs\n
- \n Shared Drive\n
- \n Version Control System\n
\n

\nIntroduction

\n\n

What can we learn from the latest major cloud incident (ie. burning OVH datacenter)? Do not put all your eggs in one basket!

\n\n

The only certain thing is that it’s not a matter of IF there’ll be a disaster but rather WHEN so better be not caught off guard.

\n\n

\n\n\n

By having a look at DownDetector you can find plenty of more outages (unfortunately), like:

\n\n

\nWhy this Book?

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nConvention Used

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nAuthor

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDisclaimer

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nCloud as a Saviour

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDistributed Systems

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nAction Plan

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRequired Concepts

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nCAP Theorem

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nConsensus

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nFirst Things First

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecure the Database

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nBackups

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nmysqldump

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nxtrabackup

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRotation

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRemote Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nInfrastructure as Code

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nLocal Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecurity

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRestore

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecurity

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecure the Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nBackups

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nOption #1: Remote VM

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nOption #2: Cloud-Native Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRestore

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nQuick Solutions

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Database

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSSL Connection

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nReplica

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nApproach #1: Primary/Secondary (or Primary/Primary)

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nApproach #2: Group Replication

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSpin up multiple nodes

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nApproach #1: Primary/Secondary (or Primary/Primary)

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nApproach #2: Group Replication

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecurity

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDistributed Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nQuick & Dirty: Cross Sync

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecurity

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Web Servers

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDuplicate VM

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDocker

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDocker Swarm

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSetup

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDeployment

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecurity

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDocker Compose

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nIngress

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nNginx

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nTraefik

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nTLS Termination

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nManual Configurations

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nTools

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nCreating VMs

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nProvisioning

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nBilling Impact

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nOriginal Cost

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nUpgrade Cost

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nCost Optimization

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nReduce Backup Retention

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nAvoid the Static Clone

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nScaleway Stardust VPS

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nReplace DigitalOcean

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDNS Fallback

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSum Up

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDisaster Recovery Plan

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nPlan Ahead

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nPossible Failures

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nOutline

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDRP Templates

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nScenarios

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nYour Data Center goes in flame

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nYour environment got compromised

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRansomware got your files

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRansomware got your database

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nServe Static Website

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nEnhancements

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of DNS

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDNS Round-Robin

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nSecondary DNS

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nInspecting TTLs

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nManual Switch

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nPlay with Providers

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nComplete Solutions

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nDistributed Storage

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nAd-Hoc Solutions

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Database

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nReplica

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nApproach #3: Galera Replica

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nBalancing requests

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedundancy of Web Servers

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nKubernetes

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nBonus

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nRedis

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nElasticSearch

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nMongoDB

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nEmail

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nExperimenting

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nLogs

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nPasswords & 2FAs

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nShared Drive

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n

\nVersion Control System

\n\n\n

This content is not available in the sample book. The book can be purchased on Leanpub at http://leanpub.com/savefromdisaster.

\n\n\n\n

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\nQuick Solutions

Table of Contents

\nIntroduction

\nWhy this Book?

\nConvention Used

\nAuthor

\nDisclaimer

\nCloud as a Saviour

\nDistributed Systems

\nAction Plan

\nRequired Concepts

\nCAP Theorem

\nConsensus

\nFirst Things First

\nSecure the Database

\nBackups

\nmysqldump

\nxtrabackup

\nRotation

\nRemote Storage

\nInfrastructure as Code

\nLocal Storage

\nSecurity

\nRestore

\nSecurity

\nSecure the Storage

\nBackups

\nOption #1: Remote VM

\nOption #2: Cloud-Native Storage

\nRestore

\nQuick Solutions

\nRedundancy of Database

\nRedundancy

\nSSL Connection

\nReplica

\nApproach #1: Primary/Secondary (or Primary/Primary)

\nApproach #2: Group Replication

\nSpin up multiple nodes

\nApproach #1: Primary/Secondary (or Primary/Primary)

\nApproach #2: Group Replication

\nSecurity

\nRedundancy of Storage

\nDistributed Storage

\nQuick & Dirty: Cross Sync

\nSecurity

\nRedundancy of Web Servers

\nDuplicate VM

\nDocker

\nDocker Swarm

\nSetup

\nDeployment

\nSecurity

\nDocker Compose

\nIngress

\nNginx

\nTraefik

\nTLS Termination

\nManual Configurations

\nTools

\nCreating VMs

\nProvisioning

\nBilling Impact

\nOriginal Cost

\nUpgrade Cost

\nCost Optimization

\nReduce Backup Retention

\nAvoid the Static Clone

\nScaleway Stardust VPS

\nReplace DigitalOcean

\nDNS Fallback

\nSum Up

\nDisaster Recovery Plan

\nPlan Ahead

\nPossible Failures

\nOutline

\nDRP Templates

\nScenarios

\nYour Data Center goes in flame

\nYour environment got compromised

\nRansomware got your files