Put in check and alternative to install older Mongo for CPUs that can't support AVX

Author: DarmokNoob

ct/unifi.sh

@@ -16,11 +16,40 @@ cat <<"EOF"
  
 EOF
 }
+
+function run_avx_check {
+  if grep -q 'avx' /proc/cpuinfo; then
+    echo "AVX is supported. Proceeding with LXC setup."
+  else
+    echo "AVX instructions supported on this CPU. Would you like to explore alternatives?"
+    read -p "(y/n): " avx_response
+    if [[ "$avx_response" =~ ^[Yy]$ ]]; then
+      handle_avx_alternatives
+    else
+      echo "Exiting setup due to lack of AVX support."
+      exit 1
+    fi
+  fi
+}
+
+function handle_avx_alternatives {
+  echo "Choose an alternative installation method:"
+  echo "1) Install MongoDB 4.2 on LXC container"
+  echo "2) Install UniFi on Debian 12 VM (Coming Soon!)"
+  read -p "Enter your choice (1): " alt_choice
+  if [[ "$alt_choice" == "1" ]]; then
+    echo "Proceeding with MongoDB 4.2 installation on LXC..."
+    # Set a flag for the installer script
+    export MONGO_VERSION="4.2"
+  else
+    echo "Invalid choice. Only option 1 is currently available."
+    echo "VM installation option coming soon!"
+    exit 1
+  fi
+}
+
 header_info
-if ! grep -q -m1 'avx[^ ]*' /proc/cpuinfo; then
-  echo "AVX instruction set is not supported on this CPU."
-  exit
-fi
+run_avx_check
 echo -e "Loading..."
 APP="Unifi"
 var_disk="8"
@@ -72,4 +101,4 @@ description
 
 msg_ok "Completed Successfully!\n"
 echo -e "${APP}${CL} should be reachable by going to the following URL.
-         ${BL}https://${IP}:8443${CL} \n"
+         ${BL}https://${IP}:8443${CL} \n"

install/unifi-install.sh

@@ -29,10 +29,29 @@ $STD apt-get install -y temurin-17-jre
 msg_ok "Installed Eclipse Temurin JRE"
 
 msg_info "Installing MongoDB"
-wget -qO- https://www.mongodb.org/static/pgp/server-7.0.asc | gpg --dearmor >/usr/share/keyrings/mongodb-server-7.0.gpg
-echo "deb [ signed-by=/usr/share/keyrings/mongodb-server-7.0.gpg ] http://repo.mongodb.org/apt/debian bookworm/mongodb-org/7.0 main" >/etc/apt/sources.list.d/mongodb-org-7.0.list
-$STD apt-get update
-$STD apt-get install -y mongodb-org
+if [ "$MONGO_VERSION" = "4.2" ]; then
+  # Check for libssl1.1 and install if missing
+  if ! dpkg -l | grep -q "libssl1.1"; then
+    msg_info "libssl1.1 not found. Installing..."
+    wget http://security.debian.org/debian-security/pool/updates/main/o/openssl/libssl1.1_1.1.1n-0+deb10u6_amd64.deb
+    dpkg -i libssl1.1_1.1.1n-0+deb10u6_amd64.deb
+    apt-get install -f -y  # Fix any broken dependencies
+    msg_ok "Installed libssl1.1"
+  else
+    msg_ok "libssl1.1 already installed"
+  fi
+  # Proceed with MongoDB 4.2 installation
+  wget -qO- https://www.mongodb.org/static/pgp/server-4.2.asc | gpg --dearmor > /usr/share/keyrings/mongodb-server-4.2.gpg
+  echo "deb [signed-by=/usr/share/keyrings/mongodb-server-4.2.gpg] https://repo.mongodb.org/apt/debian buster/mongodb-org/4.2 main" >/etc/apt/sources.list.d/mongodb-org-4.2.list
+  $STD apt-get update
+  $STD apt-get install -y mongodb-org=4.2.17
+else
+  # Default to MongoDB 7.0 installation
+  wget -qO- https://www.mongodb.org/static/pgp/server-7.0.asc | gpg --dearmor >/usr/share/keyrings/mongodb-server-7.0.gpg
+  echo "deb [ signed-by=/usr/share/keyrings/mongodb-server-7.0.gpg ] http://repo.mongodb.org/apt/debian bookworm/mongodb-org/7.0 main" >/etc/apt/sources.list.d/mongodb-org-7.0.list
+  $STD apt-get update
+  $STD apt-get install -y mongodb-org
+fi
 msg_ok "Installed MongoDB"
 
 msg_info "Installing UniFi Network Server"

json/unifi.json

@@ -32,8 +32,12 @@
     },
     "notes": [
         {
-            "text": "CPU with AVX Instruction Set required",
-            "type": "warning"
+            "text": "CPU with AVX Instruction Set recommended",
+            "type": "note"
+        },
+        {
+            "text": "For non-AVX CPUs, an alternative installation using MongoDB 4.2 is available. Please note this is a legacy solution that may present security risks and could become unsupported in future updates.",
+            "type": "attention"
         }
     ]
 }