if checks1

install.sh

@@ -23,6 +23,17 @@
     -o banner_service \
     banner_service.go
 
+if [ $? -eq 0 ]; then
+    /usr/bin/echo "Built Banner Service..."
+else
+    /usr/bin/echo "Failed to compile Banner Service!"
+    exit 1
+fi
+
+if [ -f /etc/systemd/system/banner.service ]; then
+    /usr/bin/sudo /usr/bin/systemctl disable --now banner.service
+fi
+
 /usr/bin/sudo /usr/bin/cp banner_service /usr/local/bin/
 /usr/bin/sudo /usr/bin/chown root:bannersvc /usr/local/bin/banner_service
 /usr/bin/sudo /usr/bin/chmod 750 /usr/local/bin/banner_service
@@ -30,40 +41,44 @@
 /usr/bin/echo "Set capabilities (for binding to port 9999 without root)"
 /usr/bin/sudo /usr/sbin/setcap 'cap_net_bind_service=+ep' /usr/local/bin/banner_service
 
-/usr/bin/echo "Copy over Service Files"
-/usr/bin/sudo /usr/bin/cp banner.service /etc/systemd/system/banner.service
-/usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/banner.service
-/usr/bin/sudo /usr/bin/mkdir -p /etc/systemd/system/banner.service.d
-/usr/bin/sudo /usr/bin/cp seccomp.conf /etc/systemd/system/banner.service.d/seccomp.conf
-/usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/banner.service
-
-/usr/bin/echo "Enable the service for Banner"
-/usr/bin/sudo /usr/bin/systemctl daemon-reload
-/usr/bin/sudo /usr/bin/systemctl enable --now banner.service
+if [ ! -f /etc/systemd/system/banner.service ]; then
+    /usr/bin/echo "Copy over Service Files"
+    /usr/bin/sudo /usr/bin/cp banner.service  /etc/systemd/system/banner.service
+    /usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/banner.service
+    /usr/bin/sudo /usr/bin/mkdir -p /etc/systemd/system/banner.service.d
+    /usr/bin/sudo /usr/bin/cp seccomp.conf /etc/systemd/system/banner.service.d/seccomp.conf
+    /usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/banner.service
+    /usr/bin/echo "Enable the service for Banner"
+    /usr/bin/sudo /usr/bin/systemctl daemon-reload
+    /usr/bin/sudo /usr/bin/systemctl enable --now banner.service
+fi
 
 /usr/bin/echo "Create the service account for synfirewall"
 sudo groupadd synfirewall
 sudo useradd -r -g synfirewall -s /usr/sbin/nologin \
   -d /var/lib/syn-firewall -c "SYN Scan Firewall" synfirewall
 
-/usr/bin/echo "Making config.yaml"
-/usr/bin/sudo /usr/bin/mkdir -p /etc/SYN-Scan-Firewall
-/usr/bin/sudo /usr/bin/chown synfirewall:synfirewall /etc/SYN-Scan-Firewall
-/usr/bin/sudo /usr/bin/chmod 750 /etc/SYN-Scan-Firewall
-/usr/bin/sudo /usr/bin/cp config-example.yaml /etc/SYN-Scan-Firewall/config.yaml
-/usr/bin/sudo /usr/bin/chmod 640 /etc/SYN-Scan-Firewall/config.yaml
-/usr/bin/sudo /usr/bin/nano /etc/SYN-Scan-Firewall/config.yaml
-
+if [ ! -f /etc/SYN-Scan-Firewall/config.yaml ]; then
+    /usr/bin/echo "Making config.yaml"
+    /usr/bin/sudo /usr/bin/mkdir -p /etc/SYN-Scan-Firewall
+    /usr/bin/sudo /usr/bin/chown synfirewall:synfirewall /etc/SYN-Scan-Firewall
+    /usr/bin/sudo /usr/bin/chmod 750 /etc/SYN-Scan-Firewall
+    /usr/bin/sudo /usr/bin/cp config-example.yaml  /etc/SYN-Scan-Firewall/config.yaml
+    /usr/bin/sudo /usr/bin/chmod 640 /etc/SYN-Scan-Firewall/config.yaml
+    /usr/bin/sudo /usr/bin/nano /etc/SYN-Scan-Firewall/config.yaml
+fi
 /usr/bin/echo "Making lib dir..."
 /usr/bin/sudo /usr/bin/mkdir -p /var/lib/syn-firewall
 /usr/bin/sudo /usr/bin/chown synfirewall:synfirewall /var/lib/syn-firewall
 /usr/bin/sudo /usr/bin/chmod 750 /var/lib/syn-firewall
 ./reBuild.sh
 
-/usr/bin/echo "Copy over Service Files for SYN-Scan-Firewall"
-/usr/bin/sudo /usr/bin/cp SYN-Scan-Firewall.service /etc/systemd/system/
-/usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/SYN-Scan-Firewall.service
-
+if [ ! -f /etc/systemd/system/SYN-Scan-Firewall.service]; then
+    /usr/bin/echo "Copy over Service Files for SYN-Scan-Firewall"
+    /usr/bin/sudo /usr/bin/cp SYN-Scan-Firewall.service /etc/systemd/system/
+    /usr/bin/sudo /usr/bin/chmod 644 /etc/systemd/system/SYN-Scan-Firewall.service
+fi
+if [ ! -f /etc/apparmor.d/usr.local.bin.SYN-Scan-Firewall
 /usr/bin/echo "Adding AppArmor policy file..."
 /usr/bin/sudo /usr/bin/cp AppArmor.policy /etc/apparmor.d/usr.local.bin.SYN-Scan-Firewall
 

reBuild.sh

@@ -9,6 +9,12 @@ go build \
     -tags="netgo osusergo" \
     -o SYN-Scan-Firewall \
     SYN-Scan-Firewall.go
+if [ $? -eq 0 ]; then
+    /usr/bin/echo "Built SYN-Scan-Firewall..."
+else
+    /usr/bin/echo "Compile Failed for SYN-Scan-Firewall!"
+    exit 1
+fi
 
 /usr/bin/echo "Setting up local bin..."
 /usr/bin/sudo /usr/bin/cp SYN-Scan-Firewall /usr/local/bin/