update

Trying the apt-get again using the `/usr/bin/protoc` as the install folder.

Author: NoelStephensUnity

Tools/CI/run_cmb_service.sh

@@ -62,35 +62,47 @@ echo "Starting with echo server on port: $echo_port and the cmb service on port:
 
 # Protocol Buffer Compiler ------------------------------------------------------
 
-# Install Protocol Buffer Compiler (1st attempt)
-# apt-get install -y protobuf-compiler
+echo "Updating modules..."
+apt-get update
+
+# Install Protocol Buffer Compiler (using apt-get)
+echo "Installing protocol bufffer compiler..."
+apt-get install -y protobuf-compiler
+
+# Add the PROTOC environment variable for Protocol Buffer Compiler
+export PROTOC="/usr/bin/protoc"
+echo "Set PROTOC = $PROTOC"
+
+# Add the Protocol Buffer Compiler install location to the PATH
+export PATH="$PROTOC:$PATH"
+echo "\n Set PATH = $PATH"
 
 # Download the protocol buffer release for linux
-echo "Downloading protocol bufffer compiler..."
-PB_REL="https://github.com/protocolbuffers/protobuf/releases"
-curl -LO $PB_REL/download/v31.1/protoc-31.1-linux-x86_64.zip
+# echo "Downloading protocol bufffer compiler..."
+# PB_REL="https://github.com/protocolbuffers/protobuf/releases"
+# curl -LO $PB_REL/download/v31.1/protoc-31.1-linux-x86_64.zip
 
 # Create target folder to unzip protoc binaries.
-echo "Creating protocol bufffer folder..."
-mkdir -p protoc
-protoc_path="./protoc"
-folder_path=$(realpath "$protoc_path")
+# echo "Creating protocol bufffer folder..."
+# mkdir -p protoc
+# protoc_path="./protoc"
+# folder_path=$(realpath "$protoc_path")
 
-echo "Unzipping to folder path of protoc: $folder_path"
+# echo "Unzipping to folder path of protoc: $folder_path"
 
 # extract binaries to protoc folder
-unzip protoc-31.1-linux-x86_64.zip -d $folder_path
+# unzip protoc-31.1-linux-x86_64.zip -d $folder_path
 
 # changing the execute permissions of the protoc folder
-chmod -R 755 ./protoc
+# chmod -R 755 ./protoc
 
 # Add the PROTOC environment variable for Protocol Buffer Compiler
-export PROTOC="$folder_path/bin"
-echo "Set PROTOC = $PROTOC"
+# export PROTOC="$folder_path/bin"
+# echo "Set PROTOC = $PROTOC"
 
 # Add the Protocol Buffer Compiler install location to the PATH
-export PATH="$folder_path/bin:$PATH"
-echo "\n Set PATH = $PATH"
+# export PATH="$folder_path/bin:$PATH"
+# echo "\n Set PATH = $PATH"
 
 # clone the cmb service repo
 git clone https://github.com/Unity-Technologies/mps-common-multiplayer-backend.git