➕ Add parent folder for increased code modularity.

connect_to_openvpn_with_token.sh

@@ -18,6 +18,7 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
+parent_folder=$(dirname $(realpath $0))
 
 # This function allows you to check if the required tools have been installed.
 function check_tool() {
@@ -141,9 +142,10 @@ IFS=' '
 protocol="${connection_settings[1]}"
 encryption="${connection_settings[2]}"
 
-prefix_filepath="openvpn_config/standard.ovpn"
+open_vpn_config_path=$parent_folder/openvpn_config
+prefix_filepath="$open_vpn_config_path/standard.ovpn"
 if [[ $encryption == "strong" ]]; then
-  prefix_filepath="openvpn_config/strong.ovpn"
+  prefix_filepath="$open_vpn_config_path/strong.ovpn"
 fi
 
 if [[ $protocol == "udp" ]]; then
@@ -167,17 +169,17 @@ echo remote $OVPN_SERVER_IP $port $protocol >> /opt/piavpn-manual/pia.ovpn
 # Copy the up/down scripts to /opt/piavpn-manual/
 # based upon use of PIA DNS
 if [ "$PIA_DNS" != true ]; then
-  cp openvpn_config/openvpn_up.sh /opt/piavpn-manual/
-  cp openvpn_config/openvpn_down.sh /opt/piavpn-manual/
+  cp $open_vpn_config_path/openvpn_up.sh /opt/piavpn-manual/
+  cp $open_vpn_config_path/openvpn_down.sh /opt/piavpn-manual/
   echo -e ${RED}This configuration will not use PIA DNS.${NC}
   echo If you want to also enable PIA DNS, please start the script
   echo with the env var PIA_DNS=true. Example:
   echo $ OVPN_SERVER_IP=\"$OVPN_SERVER_IP\" OVPN_HOSTNAME=\"$OVPN_HOSTNAME\" \
     PIA_TOKEN=\"$PIA_TOKEN\" CONNECTION_SETTINGS=\"$CONNECTION_SETTINGS\" \
-    PIA_PF=true PIA_DNS=true ./connect_to_openvpn_with_token.sh
+    PIA_PF=true PIA_DNS=true $parent_folder/connect_to_openvpn_with_token.sh
 else
-  cp openvpn_config/openvpn_up_dnsoverwrite.sh /opt/piavpn-manual/openvpn_up.sh
-  cp openvpn_config/openvpn_down_dnsoverwrite.sh /opt/piavpn-manual/openvpn_down.sh
+  cp $openvpn_config_path/openvpn_up_dnsoverwrite.sh /opt/piavpn-manual/openvpn_up.sh
+  cp $openvpn_config_path/openvpn_down_dnsoverwrite.sh /opt/piavpn-manual/openvpn_down.sh
 fi
 
 # Start the OpenVPN interface.
@@ -239,10 +241,10 @@ if [ "$PIA_PF" != true ]; then
   echo -e $ ${GREEN}PIA_TOKEN=$PIA_TOKEN \
     PF_GATEWAY=$gateway_ip \
     PF_HOSTNAME=$OVPN_HOSTNAME \
-    ./port_forwarding.sh${NC}
+    $parent_folder/port_forwarding.sh${NC}
   echo
   echo The location used must be port forwarding enabled, or this will fail.
-  echo Calling the ./get_region script with PIA_PF=true will provide a filtered list.
+  echo Calling the $parent_folder/get_region script with PIA_PF=true will provide a filtered list.
   exit 1
 fi
 
@@ -260,9 +262,9 @@ echo -e "Starting procedure to enable port forwarding by running the following c
 $ ${GREEN}PIA_TOKEN=$PIA_TOKEN \\
   PF_GATEWAY=$gateway_ip \\
   PF_HOSTNAME=$OVPN_HOSTNAME \\
-  ./port_forwarding.sh${NC}"
+  $parent_folder/port_forwarding.sh${NC}"
 
 PIA_TOKEN=$PIA_TOKEN \
   PF_GATEWAY=$gateway_ip \
   PF_HOSTNAME=$OVPN_HOSTNAME \
-  ./port_forwarding.sh
+  $parent_folder/port_forwarding.sh

connect_to_wireguard_with_token.sh

@@ -18,6 +18,7 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
+parent_folder=$(dirname $(realpath $0))
 
 # This function allows you to check if the required tools have been installed.
 function check_tool() {
@@ -94,7 +95,7 @@ export pubKey
 echo Trying to connect to the PIA WireGuard API on $WG_SERVER_IP...
 wireguard_json="$(curl -s -G \
   --connect-to "$WG_HOSTNAME::$WG_SERVER_IP:" \
-  --cacert "ca.rsa.4096.crt" \
+  --cacert "$parent_folder/ca.rsa.4096.crt" \
   --data-urlencode "pt=${PIA_TOKEN}" \
   --data-urlencode "pubkey=$pubKey" \
   "https://${WG_HOSTNAME}:1337/addKey" )"
@@ -166,10 +167,10 @@ if [ "$PIA_PF" != true ]; then
   echo -e $ ${GREEN}PIA_TOKEN=$PIA_TOKEN \
     PF_GATEWAY=$WG_SERVER_IP \
     PF_HOSTNAME=$WG_HOSTNAME \
-    ./port_forwarding.sh${NC}
+    $parent_folder/port_forwarding.sh${NC}
   echo
   echo The location used must be port forwarding enabled, or this will fail.
-  echo Calling the ./get_region script with PIA_PF=true will provide a filtered list.
+  echo Calling the $parent_folder/get_region script with PIA_PF=true will provide a filtered list.
   exit 1
 fi
 
@@ -187,9 +188,9 @@ echo -e "Starting procedure to enable port forwarding by running the following c
 $ ${GREEN}PIA_TOKEN=$PIA_TOKEN \\
   PF_GATEWAY=$WG_SERVER_IP \\
   PF_HOSTNAME=$WG_HOSTNAME \\
-  ./port_forwarding.sh${NC}"
+  $parent_folder/port_forwarding.sh${NC}"
 
 PIA_TOKEN=$PIA_TOKEN \
   PF_GATEWAY=$WG_SERVER_IP \
   PF_HOSTNAME=$WG_HOSTNAME \
-  ./port_forwarding.sh
+  $parent_folder/port_forwarding.sh

get_region.sh

@@ -18,6 +18,7 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
+parent_folder=$(dirname $(realpath $0))
 
 # This function allows you to check if the required tools have been installed.
 function check_tool() {
@@ -168,7 +169,7 @@ if [[ $selectedRegion == "none" ]]; then
   if [ -z "$selectedRegion" ]; then
     echo -e ${RED}No region responded within ${MAX_LATENCY}s, consider using a higher timeout.
     echo For example, to wait 1 second for each region, inject MAX_LATENCY=1 like this:
-    echo -e $ MAX_LATENCY=1 ./get_region.sh${NC}
+    echo -e $ MAX_LATENCY=1 $parent_folder/get_region.sh${NC}
     exit 1
   else
     echo -e "A list of servers and connection details, ordered by latency can be 
@@ -219,10 +220,10 @@ if [[ -z "$PIA_TOKEN" ]] || [[ $PIA_TOKEN == "" ]]; then
   if [[ ! $PIA_USER || ! $PIA_PASS ]]; then
     echo -e ${RED}If you want this script to automatically get an authentication
     echo token, please add the variables PIA_USER and PIA_PASS. Example:
-    echo -e $ PIA_USER=p0123456 PIA_PASS=xxx ./get_region.sh${NC}
+    echo -e $ PIA_USER=p0123456 PIA_PASS=xxx $parent_folder/get_region.sh${NC}
     exit 0
   fi
-  ./get_token.sh
+  $parent_folder/get_token.sh
   PIA_TOKEN=$( awk 'NR == 1' /opt/piavpn-manual/token )
   export PIA_TOKEN
   rm -f /opt/piavpn-manual/token
@@ -233,15 +234,15 @@ fi
 
 # Connect with WireGuard and clear authentication token file and latencyList
 if [[ $VPN_PROTOCOL == wireguard ]]; then
-  echo The ./get_region.sh script got started with
+  echo The $parent_folder/get_region.sh script got started with
   echo -e ${GREEN}VPN_PROTOCOL=wireguard${NC}, so we will automatically connect to WireGuard,
   echo by running this command:
   echo -e $ ${GREEN}PIA_TOKEN=$PIA_TOKEN \\
   echo WG_SERVER_IP=$bestServer_WG_IP WG_HOSTNAME=$bestServer_WG_hostname \\
-  echo -e PIA_PF=$PIA_PF ./connect_to_wireguard_with_token.sh${NC}
+  echo -e PIA_PF=$PIA_PF $parent_folder/connect_to_wireguard_with_token.sh${NC}
   echo
   PIA_PF=$PIA_PF PIA_TOKEN=$PIA_TOKEN WG_SERVER_IP=$bestServer_WG_IP \
-    WG_HOSTNAME=$bestServer_WG_hostname ./connect_to_wireguard_with_token.sh
+    WG_HOSTNAME=$bestServer_WG_hostname $parent_folder/connect_to_wireguard_with_token.sh
   rm -f /opt/piavpn-manual/latencyList
   exit 0
 fi
@@ -254,20 +255,20 @@ if [[ $VPN_PROTOCOL == openvpn* ]]; then
     serverIP=$bestServer_OT_IP
     serverHostname=$bestServer_OT_hostname
   fi
-  echo The ./get_region.sh script got started with
+  echo The $parent_folder/get_region.sh script got started with
   echo -e ${GREEN}VPN_PROTOCOL=$VPN_PROTOCOL${NC}, so we will automatically
   echo connect to OpenVPN, by running this command:
   echo -e $ ${GREEN}PIA_PF=$PIA_PF PIA_TOKEN=$PIA_TOKEN \\
   echo   OVPN_SERVER_IP=$serverIP \\
   echo   OVPN_HOSTNAME=$serverHostname \\
   echo   CONNECTION_SETTINGS=$VPN_PROTOCOL \\
-  echo -e ./connect_to_openvpn_with_token.sh${NC}
+  echo -e $parent_folder/connect_to_openvpn_with_token.sh${NC}
   echo
   PIA_PF=$PIA_PF PIA_TOKEN=$PIA_TOKEN \
     OVPN_SERVER_IP=$serverIP \
     OVPN_HOSTNAME=$serverHostname \
     CONNECTION_SETTINGS=$VPN_PROTOCOL \
-    ./connect_to_openvpn_with_token.sh
+    $parent_folder/connect_to_openvpn_with_token.sh
   rm -f /opt/piavpn-manual/latencyList
   exit 0
 fi

get_token.sh

@@ -64,7 +64,7 @@ mkdir -p /opt/piavpn-manual
 if [[ ! $PIA_USER || ! $PIA_PASS ]]; then
   echo If you want this script to automatically get a token from the Meta
   echo service, please add the variables PIA_USER and PIA_PASS. Example:
-  echo $ PIA_USER=p0123456 PIA_PASS=xxx ./get_token.sh
+  echo $ PIA_USER=p0123456 PIA_PASS=xxx $parent_folder/get_token.sh
   exit 1
 fi
 

port_forwarding.sh

@@ -18,6 +18,7 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
+parent_folder=$(dirname $(realpath $0))
 
 # This function allows you to check if the required tools have been installed.
 function check_tool() {
@@ -86,7 +87,7 @@ if [[ ! $PAYLOAD_AND_SIGNATURE ]]; then
   echo -n "Getting new signature... "
   payload_and_signature="$(curl -s -m 5 \
     --connect-to "$PF_HOSTNAME::$PF_GATEWAY:" \
-    --cacert "ca.rsa.4096.crt" \
+    --cacert "$parent_folder/ca.rsa.4096.crt" \
     -G --data-urlencode "token=${PIA_TOKEN}" \
     "https://${PF_HOSTNAME}:19999/getSignature")"
 else
@@ -133,7 +134,7 @@ Trying to bind the port... "
 while true; do
   bind_port_response="$(curl -Gs -m 5 \
     --connect-to "$PF_HOSTNAME::$PF_GATEWAY:" \
-    --cacert "ca.rsa.4096.crt" \
+    --cacert "$parent_folder/ca.rsa.4096.crt" \
     --data-urlencode "payload=${payload}" \
     --data-urlencode "signature=${signature}" \
     "https://${PF_HOSTNAME}:19999/bindPort")"

run_setup.sh

@@ -18,6 +18,7 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
+parent_folder=$(dirname $(realpath $0))
 
 # Check if terminal allows output, if yes, define colors for output
 if test -t 1; then
@@ -98,7 +99,7 @@ while :; do
   export PIA_PASS
 
   # Confirm credentials and generate token
-  ./get_token.sh
+  $parent_folder/get_token.sh
 
   tokenLocation="/opt/piavpn-manual/token"
   # If the script failed to generate an authentication token, the script will exit early.
@@ -252,7 +253,7 @@ For example, you can try 0.2 for 200ms allowed latency.
       export PREFERRED_REGION
       VPN_PROTOCOL="no"
       export VPN_PROTOCOL
-      VPN_PROTOCOL=no ./get_region.sh
+      VPN_PROTOCOL=no $parent_folder/get_region.sh
 
       if [ -s /opt/piavpn-manual/latencyList ]; then
         # Output the ordered list of servers that meet the latency specification $MAX_LATENCY
@@ -308,7 +309,7 @@ For example, you can try 0.2 for 200ms allowed latency.
     # Validate in-line declaration of PREFERRED_REGION; if invalid remove input to initiate prompts
     echo Region input is : $PREFERRED_REGION
     export PREFERRED_REGION
-    VPN_PROTOCOL=no ./get_region.sh
+    VPN_PROTOCOL=no $parent_folder/get_region.sh
     if [[ $? != 1 ]]; then
       break
     fi
@@ -391,4 +392,4 @@ echo -e "${GREEN}PIA_DNS=$PIA_DNS${NC}"
 CONNECTION_READY="true"
 export CONNECTION_READY
 
-./get_region.sh
+$parent_folder/get_region.sh