This is meant to be a somewhat-easier-to-digest recap of the discussion that can be found on the MikroTik forum at this URL: https://forum.mikrotik.com/viewtopic.php?f=23&t=157048&p=836497&hilit=failover#p836497 Note that the forum discussion not only addresses failover, but also load balancing at the same time (without explicitly saying so in the beginning).
For the sake of this document, we'll make some assumptions:
| /* | |
| Go-Language implementation of an SSH Reverse Tunnel, the equivalent of below SSH command: | |
| ssh -R 8080:127.0.0.1:8080 operatore@146.148.22.123 | |
| which opens a tunnel between the two endpoints and permit to exchange information on this direction: | |
| server:8080 -----> client:8080 |
| #Reference | |
| #https://devnotcorp.wordpress.com/2012/08/21/usage-examples-of-rubys-openssl-lib/ | |
| #!/usr/bin/ruby | |
| require 'openssl' | |
| require 'date' | |
| require 'time' | |
| get_latest_release() { | |
| curl --silent "https://api.github.com/repos/$1/releases/latest" | # Get latest release from GitHub api | |
| grep '"tag_name":' | # Get tag line | |
| sed -E 's/.*"([^"]+)".*/\1/' # Pluck JSON value | |
| } | |
| # Usage | |
| # $ get_latest_release "creationix/nvm" | |
| # v0.31.4 |
| package main | |
| import ( | |
| "log" | |
| "bufio" | |
| "time" | |
| "os" | |
| "fmt" | |
| "io" | |
| "net" |
| interfaces { | |
| ethernet eth0 { | |
| address x.x.x.50/30 | |
| duplex auto | |
| hw-id 00:0c:29:8e:f1:58 | |
| smp_affinity auto | |
| speed auto | |
| } | |
| ethernet eth2 { | |
| address 172.31.1.50/16 |
| \ProvidesFile{absender.lco} | |
| \KOMAoptions{% | |
| % fromemail=true, % Email wird im Briefkopf angezeigt | |
| % fromphone=true, % Telefonnumer wird im Briefkopf angezeigt | |
| % fromfax=true, % Faxnummer wird im Briefkopf angezeit | |
| % fromurl=true, % URL wird im Briefkopf angezeigt | |
| % fromlogo=true, % Logo wird im Briefkopf angezeigt | |
| % subject=titled, % Druckt "Betrifft: " vor dem Betreff | |
| locfield=wide, % Breite Absenderergänzung (location) |
| # (create oauth2 tokens from Google Console) | |
| client_id = "" | |
| client_secret = "" | |
| # (paste the scope of the service you want here) | |
| # e.g.: https://www.googleapis.com/auth/gan | |
| scope = "" | |
| language: ruby | |
| rvm: | |
| - 1.9.3 | |
| env: | |
| - DB=sqlite | |
| - DB=mysql | |
| - DB=postgresql |
| # | |
| # License: WTFPL (http://sam.zoy.org/wtfpl/) | |
| # | |
| namespace :secret do | |
| desc 'Replace the secure secret key in your secret_token.rb' | |
| task :replace do | |
| pattern = /(\.secret_token *= *')\w+(')/ | |
| secret = SecureRandom.hex(64) | |
| filepath = "#{Rails.root}/config/initializers/secret_token.rb" |