automate instalation with linux script

Hello we need following scenario: make a script which does the following : 1. server A which hosts files WWW - apache 2. server B which hosts DB - Mariadb 4. Test server C which has WEB+DB -------------------------------------------------------------- PROCEDURE 1. Script will be triggered from php script made by us input variables : - digitalocean api with credentials - digitalocean subdomain name - Server A hostname and port - server A ssh credentials (user pass) - server A files locations like /var/www/test1 - Server B hostname and port - Server B ssh credentials (user pass) - Server B Mysql credentials - Server B database name to copy - Server C ssh hostname and port - Server C ssh credentials (user pass) - Server C (target dir) -------------------------------------------------- 2- Script connect to digitalocean and creates a subdomain via API (with previously defined input data variable ) 3. returns status (variable)to our php script so we know that subdomain was created 4. connects to server A (returns status (variable)to our php script so we know connection was succesful 4.1 Creates virtualhost for domain previously created with SSL script we already have ( just need to automate) 5. . copies all the files from server A to server C subomain (rsync) and returns status (variable)to our php script when done [login to view URL] out from server A 7. Connect to server B (returns status (variable)to our php script so we know connection was succesful 8. connects to Mariadb SERVER C 10. creates new database with variables defined before 11. imports mysql database which is provided by us on server C 12. when finished sends status to php file so we know its completed 13. logs out from server C 12. sends success status via variable to our php script so we know that was finished