From f0cb3b4bc95d355ca9547a5baeb3da65b97160d6 Mon Sep 17 00:00:00 2001
From: Elian Loraux <elian.loraux@tetras-libre.fr>
Date: Wed, 24 Jul 2024 16:50:07 +0200
Subject: [PATCH] =?UTF-8?q?Script=20de=20bascule=20r=C3=A9seau=20automatiq?=
=?UTF-8?q?ue?=
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---
net-switch.sh | 54 ++++++++++++++++++++++++++++++++++++++++++++++
reverseSSHproxy.sh | 10 +++++++++
2 files changed, 64 insertions(+)
create mode 100644 net-switch.sh
create mode 100644 reverseSSHproxy.sh
diff --git a/net-switch.sh b/net-switch.sh
new file mode 100644
index 0000000..2fad441
--- /dev/null
+++ b/net-switch.sh
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+IPPubliqueTetrixChezOVH="109.190.180.230"
+IPPubliqueAquilaChezOVH="5.135.140.89"
+
+APIKEY="PUT YOUT PERSONAL TOKEN" # Jeton sur passbotl
+
+stateFile="/opt/net-state"
+
+currentIP=`curl api.ipify.org`
+
+reverseSSHProxyPath="/opt/reverseSSHproxy.sh"
+
+# check if file exist
+if [[ -f "$stateFile" ]]; then
+
+ $state=`cat $stateFile`
+
+ # Check if current ip is different of normal ip
+ if [[ $IPPubliqueTetrixChezOVH == $currentIP ]]; then
+ if [[ $state != "normal" ]]; then
+ # Switch on normal mode
+ # ssh dockerweb@aquila.tetras-libre.fr 'cd reverse-ssh-proxy && docker-compose down'
+ pid=`ps aux | grep test.sh | grep -v grep | awk '{print $2}'`
+ kill $pid
+ change_dns $APIKEY $IPPubliqueTetrixChezOVH
+ echo "normal" > "$stateFile"
+ fi
+ else
+ if [[ $state = "normal" ]]; then
+ # Switch on back up mode
+ # ssh dockerweb@aquila.tetras-libre.fr 'cd reverse-ssh-proxy && docker-compose up'
+ bash $reverseSSHProxyPath &
+ change_dns $APIKEY $IPPubliqueAquilaChezOVH
+ echo "backup" > "$stateFile"
+ fi
+ fi
+else
+ echo "normal" > "$stateFile"
+fi
+
+
+
+change_dns() {
+ APIKEY=$1
+ CURRENTIP=$2
+
+
+ curl -s -X PUT --header "Authorization: Bearer ${APIKEY}" \
+ --header "Content-Type: application/json" \
+ -d "{\"rrset_values\": [\"${CURRENTIP}\"], \"rrset_ttl\": "300"}" \
+ https://api.gandi.net/v5/livedns/domains/tetras-libre.fr/records/tetrixx/A
+
+}
diff --git a/reverseSSHproxy.sh b/reverseSSHproxy.sh
new file mode 100644
index 0000000..64d977d
--- /dev/null
+++ b/reverseSSHproxy.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+HTTPS_PORT=8080
+SSHPORT_INT=2223
+SSHPORT=2222
+PROXY_HOST=aquila.tetras-libre.fr
+while true; do
+ /usr/bin/ssh -i /root/.ssh/id_rsa -N -R ${HTTPS_PORT}:localhost:443 -R ${SSHPORT_INT}:localhost:22 -o "ExitOnForwardFailure yes" -o "StrictHostKeyChecking no" -o "ServerAliveInterval 60" sshuser@${PROXY_HOST} -p ${SSHPORT}
+ echo "Ssh failed $?"
+ sleep 5
+done
--
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