AleJndChecker is a service checker used to get the status (up/down) of the services from vulnerable VMs. The status is then be displayed on the scoreboard.
Install the dependencies
NOTE : Make sure to set the INTERFACE in file get_flag.cpp to the configured interface name. Then update the CHECKER_GATEWAY and key in checker.cpp. Some modifications is needed at line 36 to add specific service name. The checker should be setup using a Supervisord or any other startup tools.
$ sudo apt-get install libjsoncpp-dev libcurl4-openssl-dev libssl-dev
$ make all
$ ./checker