enhance hvee environment variables

examples/opnsense/scripts/harmony-ve-network

@@ -1,5 +1,7 @@
 
 #! /bin/bash
+# todo: allow wan to switch from ethernet to wifi 
+
 
 harmony-ve-network()(
 
@@ -8,7 +10,9 @@ harmony-ve-network()(
   [ "${1:-}" != "-d" ]  || { set -x ; shift ; }
   trap '[ "$?" = "0" ] || >&2 echo  ABNORMAL TERMINATION' EXIT
 
-  BASE_DIR=$(readlink -f "$(dirname "${BASH_SOURCE}")/..")
+  SCRIPTS_DIR=$(readlink -f "$(dirname "${BASH_SOURCE}")")
+  . "${SCRIPTS_DIR}/common"
+  . "${SCRIPTS_DIR}/default-env-var"
 
   _short_help(){
 
@@ -44,13 +48,157 @@ EOM
   WARNINGS
 
     This script is experimetal. Use with caution.
+
+
+  IMPLEMENTATION NOTES
+
+    - use the network manager present to add 2 bridges (wan + lan)
+
+
 EOM
 
   }
 
+  # dependency management
+
+  _is_service_used(){
+    service=$1
+    sudo systemctl list-unit-files $service || return 1
+    sudo systemctl status --no-pager $service || return 1
+  }
+
+
 
   # Implement functions
 
+  _list_bridges(){
+
+    ip -o link show type bridge | awk '{print $2}' | sed 's/://g'
+  }
+
+  _is_a_bridge(){
+    bridge=$1
+    matched=$(_list_bridges | grep "$bridge")
+    [ "$matched" = "$bridge" ] || return 1
+  }
+
+  _bridge_is_up(){
+    _fatal Not implemented
+  }
+
+  _rename_nmcli_profile(){
+    device=$1
+    profile=$(nmcli -t -f DEVICE,UUID c show --active | grep "^$device:" | cut -d':' -f2)
+    [ "$profile" != "" ] || _fatal Failed to find nmcli profile 
+
+    sudo nmcli con mod "$profile" con-name "$device"
+
+  }
+
+  _create_a_bridge_using_networkmanager(){
+    bridge=$1
+
+   profile=$(nmcli -t -f DEVICE,UUID c show --active | grep "^$PRIMARY_INTERFACE:" | cut -d':' -f2)
+
+   nmcli conn delete "$profile"
+
+   nmcli conn add type bridge ifname $bridge con-name $bridge || _fatal Fail to create a bridge using nmcli
+
+
+   nmcli con add type bridge-slave ifname $PRIMARY_INTERFACE master $bridge || _fatal Fail to create a slave-interface using nmcli
+
+   nmcli con up $bridge || _fatal Fail to set interface up using nmcli
+ 
+   sudo systemctl restart NetworkManager.service
+  # todo: use a check loop until connection with a timeout
+  #sleep 10
+  #ping nationtech.io | _fatal Internet connection lost
+
+  }
+
+  _delete_a_bridge_using_networkmanager(){
+     device=$1
+
+    nmcli conn delete bridge-slave-$PRIMARY_INTERFACE
+    nmcli conn delete $device
+    
+    nmcli con add type ethernet ifname $PRIMARY_INTERFACE con-name $PRIMARY_INTERFACE autoconnect yes ipv4.method auto ipv6.method ignore
+
+   nmcli conn up "$PRIMARY_INTERFACE"
+   sudo systemctl restart NetworkManager.service
+
+  # todo: use a check loop until connection with a timeout
+  #sleep 10
+  #ping nationtech.io | _fatal Internet connection lost
+
+  }
+
+
+
+  _create_a_bridge(){
+
+    bridge=$1
+
+    [ $USE_NETWORKMANAGER = 0 ] | _fatal "Only NetworkManager is implemented"
+
+    _create_a_bridge_using_networkmanager $bridge
+
+  }
+
+  _setup_a_bridge(){
+
+    $bridge
+
+    bridge_exist=1
+    bridge_is_up=1
+    bridge_has_ip=1
+    bridge_has_route=1
+    bridge_is_working=1
+
+    _is_a_bridge $bridge && bridge_exists=0 || _create_a_bridge $bridge || _fatal Fail to create a bridge
+
+
+    }
+  
+  _get_networkmanager_profile_from_device(){
+
+    device=$1
+
+    profile=$(nmcli -t -f DEVICE,NAME c show --active | grep "^$device:" | cut -d':' -f2)
+
+    [ "$profile" != "" ] || _fatal Fail to retreive nmcli profile
+
+    echo "$profile"
+
+  }
+
+  _find_primary_interface(){
+    PRIMARY_INTERFACE=$(ip route | grep '^default' | sed 's/ dev /!/g' | cut -d'!' -f 2 | awk '{ print $1 }' )  
+    [ "$PRIMARY_INTERFACE" != "" ] || _fatal Fail to find the primary interface
+  }
+
+  _find_used_network_manager(){
+
+    _is_service_used NetworkManager.service && USE_NETWORKMANAGER=0 || USE_NETWORKMANAGER=1
+    _is_service_used systemd-networkd.service && USE_SYSTEMD_NETWORKD=0 || USE_SYSTEMD_NETWORKD=1
+    _is_service_used dhcpd.service && USE_DHCPD=0 || USE_DHCPD=1 
+
+    USE_MANUAL=0 && [ $USE_NETWORKMANAGER = 0 ] || [ $USE_SYSTEMD_NETWORKD = 0 ] || [ $USE_DHCPD = 0 ] || USE_MANUAL=0
+
+    }
+
+  _connect(){
+
+    _find_used_network_manager
+    _find_primary_interface
+
+    _setup_a_bridge $_HVE_WAN_BRIDGE
+    _setup_a_bridge $_HVE_LAN_BRIDGE
+  }
+
+
+
+
 case "${1:-}" in
 
   "")
@@ -60,7 +208,17 @@ case "${1:-}" in
 	_short_help
 	_extra_help
 	;;
-   # Commands entrypoints
+  connect)
+    _connect "${@:2}"
+    ;;
+  disconnect)
+    _disconnect "${@:2}"
+    ;;
+ 
+  dev) 
+
+    "${@:2}"
+   ;;
    *)
         _warn "Unknown COMMAND '$1'"
 	exit 1