Fix build on Linux

Author: ThomasBarnekow

install-azure-cosmos-emulator-linux-certificates.sh

@@ -1,11 +1,15 @@
 #!/bin/bash
 
+ipaddr="`ifconfig | grep "inet " | grep -Fv 127.0.0.1 | awk '{print $2}' | head -n 1`"
+certfile=~/emulatorcert.crt
+echo "Certificate file: ${certfile}"
+
 result=1
 count=0
 
 while [[ "$result" != "0" && "$count" < "5" ]]; do
   echo "Trying to download certificate ..."
-  curl -k https://localhost:8081/_explorer/emulator.pem > ~/emulatorcert.crt 2> /dev/null
+  curl -k https://$ipaddr:8081/_explorer/emulator.pem > $certfile
   result=$?
   let "count++"
 
@@ -19,8 +23,8 @@ done
 if [[ $result -eq 0  ]]
 then
   echo "Updating CA certificates ..."
-  cp ~/emulatorcert.crt /usr/local/share/ca-certificates/
-  update-ca-certificates
+  sudo cp $certfile /usr/local/share/ca-certificates
+  sudo update-ca-certificates
 else
   echo "Could not download CA certificate!"
 fi

run-docker-azure-cosmos-emulator-linux.sh

@@ -2,7 +2,7 @@
 
 # Determine the IP address of the local machine.
 # This step is required when Direct mode setting is configured using Cosmos DB SDKs.
-# ipaddr="`ifconfig | grep "inet " | grep -Fv 127.0.0.1 | awk '{print $2}' | head -n 1`"
+ipaddr="`ifconfig | grep "inet " | grep -Fv 127.0.0.1 | awk '{print $2}' | head -n 1`"
 
 # Pull the azure-cosmos-emulator Docker image for Linux from the registry.
 docker pull mcr.microsoft.com/cosmosdb/linux/azure-cosmos-emulator
@@ -19,4 +19,5 @@ docker run \
   --name=azure-cosmos-emulator-linux \
   -e AZURE_COSMOS_EMULATOR_PARTITION_COUNT=3 \
   -e AZURE_COSMOS_EMULATOR_ENABLE_DATA_PERSISTENCE=true \
+  -e AZURE_COSMOS_EMULATOR_IP_ADDRESS_OVERRIDE=$ipaddr \
   mcr.microsoft.com/cosmosdb/linux/azure-cosmos-emulator

src/Examples/CosmosDbExample/Startup.cs

@@ -6,6 +6,7 @@
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Azure.Cosmos;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
@@ -35,7 +36,11 @@ public void ConfigureServices(IServiceCollection services)
 
                 services.AddDbContext<AppDbContext>(options =>
                 {
-                    options.UseCosmos(_connectionString, "TodoItemDB");
+                    options.UseCosmos(_connectionString, "TodoItemDB", builder =>
+                    {
+                        // Required for connection to Azure Cosmos Emulator Docker container on Linux.
+                        builder.ConnectionMode(ConnectionMode.Gateway);
+                    });
 #if DEBUG
                     options.EnableSensitiveDataLogging();
                     options.EnableDetailedErrors();

start-cosmos-db-emulator.ps1

@@ -19,7 +19,7 @@ function StartCosmosDbEmulatorDockerContainer {
 
     Write-Host "Installing Cosmos DB Emulator certificates ..."
     Start-Sleep -Seconds 30
-    Start-Process nohup 'bash ./install-azure-cosmos-emulator-linux-certificates.sh'
+    Start-Process -FilePath ".\install-azure-cosmos-emulator-linux-certificates.sh"
 }
 
 function StartCosmosDbEmulatorForWindows {