diff --git a/install.linux.sh b/install.linux.sh
index 454faa86d42d6782571bd9285b30be4f5a6639c9..a6c0ed85d3d9681dd65574a07279bcdeb244d3e2 100644
--- a/install.linux.sh
+++ b/install.linux.sh
@@ -1,4 +1,70 @@
 #!/bin/bash
 
-echo "welcome to libre.sh installer"
-echo "WIP" 
\ No newline at end of file
+#Recommendation
+- Systemd (debian > 8 , Ubuntu 16.04 , CentOS 7 ...)
+
+# System env vars 
+
+## domain handling 
+
+### change to your domain vendor ( ovh , online, )
+DOMAIN_SERVER=namecheap
+
+###  Namecheap specific
+NAMECHEAP_URL="namecheap.com"
+NAMECHEAP_API_USER="pierreo"
+NAMECHEAP_API_KEY=
+
+### ovh specific 
+OVH_URL="eu.api.ovh.com"
+OVH_API_USER=""
+OVH_API_KEY=
+
+
+IP="curl -s http://icanhazip.com/"
+FirstName="Pierre"
+LastName="Ozoux"
+Address=""
+PostalCode=""
+Country="Portugal"
+Phone="+351.967184553"
+EmailAddress="pierre@ozoux.net"
+City="Lisbon"
+CountryCode="PT"
+## Backup
+BACKUP_DESTINATION=root@xxxxx:port
+## SMTP
+MAIL_USER=
+MAIL_PASS=
+MAIL_HOST=mail.indie.host
+MAIL_PORT=587
+
+
+
+echo "Welcome to libre.sh installer"
+echo "WIP"
+echo "1- setting up system variables"
+
+
+echo "2- installing libre.sh" 
+
+# install Libre.sh
+
+git clone https://lab.libreho.st/libre.sh/compose.libre.sh /libre.sh 
+mkdir -p /{data,system}
+mkdir /data/trash 
+cp /libre.sh/unit-files/* /etc/systemd/system && systemctl daemon-reload 
+systemctl enable web-net.service 
+systemctl start web-net.service 
+mkdir -p /opt/bin 
+cp /libre.sh/utils/* /opt/bin/
+
+
+# add /opt/bin path
+
+
+echo "3 - updating PATH" 
+cat > /etc/profile.d/libre.sh <<EOF
+export PATH=$PATH:/opt/bin
+EOF
+chmod 644 /etc/profile.d/libre.sh
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