Use Pydantic to validate the server config file.

conf/gns3_server.conf

@@ -1,22 +1,27 @@
 [Server]
+
+; What protocol the server uses (http or https)
+protocol = http
+
 ; IP where the server listen for connections
 host = 0.0.0.0
 ; HTTP port for controlling the servers
 port = 3080
 
+; Secrets directory
+secrets_dir = /home/gns3/.config/GNS3/secrets
+
 ; Options to enable SSL encryption
 ssl = False
 certfile = /home/gns3/.config/GNS3/ssl/server.cert
 certkey = /home/gns3/.config/GNS3/ssl/server.key
 
-; Options for JWT tokens (user authentication)
-jwt_secret_key = efd08eccec3bd0a1be2e086670e5efa90969c68d07e072d7354a76cea5e33d4e
-jwt_algorithm = HS256
-jwt_access_token_expire_minutes = 1440
-
 ; Path where devices images are stored
 images_path = /home/gns3/GNS3/images
 
+; Additional paths to look for images
+additional_images_paths = /opt/images;/mnt/disk1/images
+
 ; Path where user projects are stored
 projects_path = /home/gns3/GNS3/projects
 
@@ -26,6 +31,9 @@ appliances_path = /home/gns3/GNS3/appliances
 ; Path where custom device symbols are stored
 symbols_path = /home/gns3/GNS3/symbols
 
+; Path where custom configs are stored
+configs_path = /home/gns3/GNS3/configs
+
 ; Option to automatically send crash reports to the GNS3 team
 report_errors = True
 
@@ -64,6 +72,13 @@ allowed_interfaces = eth0,eth1,virbr0
 ; Default is virbr0 on Linux (requires libvirt) and vmnet8 for other platforms (requires VMware)
 default_nat_interface = vmnet10
 
+[Controller]
+; Options for JWT tokens (user authentication)
+jwt_secret_key = efd08eccec3bd0a1be2e086670e5efa90969c68d07e072d7354a76cea5e33d4e
+jwt_algorithm = HS256
+jwt_access_token_expire_minutes = 1440
+
+
 [VPCS]
 ; VPCS executable location, default: search in PATH
 ;vpcs_path = vpcs
@@ -83,12 +98,24 @@ iourc_path = /home/gns3/.iourc
 ; Validate if the iourc license file is correct. If you turn this off and your licence is invalid IOU will not start and no errors will be shown.
 license_check = True
 
+[VirtualBox]
+; Path to the VBoxManage binary used to manage VirtualBox
+vboxmanage_path = vboxmanage
+
+[VMware]
+; Path to the vmrun binary used to manage VMware
+vmrun_path = vmrun
+vmnet_start_range = 2
+vmnet_end_range = 255
+block_host_traffic = False
+
 [Qemu]
-; !! Remember to add the gns3 user to the KVM group, otherwise you will not have read / write permissions to /dev/kvm !! (Linux only, has priority over enable_hardware_acceleration)
-enable_kvm = True
-; Require KVM to be installed in order to start VMs (Linux only, has priority over require_hardware_acceleration)
-require_kvm = True
+; Use Qemu monitor feature to communicate with Qemu VMs
+enable_monitor = True
+; IP used to listen for the monitor
+monitor_host = 127.0.0.1
+; !! Remember to add the gns3 user to the KVM group, otherwise you will not have read / write permissions to /dev/kvm !!
 ; Enable hardware acceleration (all platforms)
 enable_hardware_acceleration = True
-; Require hardware acceleration in order to start VMs (all platforms)
+; Require hardware acceleration in order to start VMs
 require_hardware_acceleration = False