Fix Docker config and enable tests on Linux

Author: ThomasBarnekow

Build.ps1

@@ -102,15 +102,8 @@ CheckLastExitCode
 RunInspectCode
 RunCleanupCode
 
-# Owing to issues with the Azure Cosmos Emulator for Linux on appveyor, do not run the CosmosDbTests on Linux
-if ($isLinux) {
-    dotnet test --filter 'FullyQualifiedName!~CosmosDbTests' -c Release --no-build --collect:"XPlat Code Coverage"
-    CheckLastExitCode
-}
-else {
-    dotnet test -c Release --no-build --collect:"XPlat Code Coverage"
-    CheckLastExitCode
-}
+dotnet test -c Release --no-build --collect:"XPlat Code Coverage"
+CheckLastExitCode
 
 ReportCodeCoverage
 

appveyor.yml

@@ -108,32 +108,29 @@ for:
   - docker
   before_build:
   - sh: |
-      # Do not run the Azure Cosmos Emulator for Linux for now
-      echo "Azure Cosmos Emulator for Linux is not being run at the moment"
-
-      ## Start Azure Cosmos Emulator on Linux
-      ## Pull Azure Cosmos Emulator Docker image
-      #echo "Pulling Azure Cosmos Emulator Docker image for Linux ..."
-      #bash ./pull-docker-azure-cosmos-emulator-linux.sh
-
-      ## Start Azure Cosmos Emulator container
-      #echo "Running Azure Cosmos Emulator Docker container ..."
-      #nohup bash ./run-docker-azure-cosmos-emulator-linux.sh &
-
-      ## Wait for Docker container being started in the background
-      #echo "Waiting 60 seconds before trying to download Azure Cosmos Emulator SSL certificate ..."
-      #sleep 60
-
-      ## Print the background process output to see whether there are any errors
-      #if [ -f "./nohup.out" ]; then
-      #    echo "--- BEGIN CONTENTS OF NOHUP.OUT ---"
-      #    cat ./nohup.out
-      #    echo "--- END CONTENTS OF NOHUP.OUT ---"
-      #fi
-
-      ## Install SSL certificate to be able to access the emulator
-      #echo "Installing Azure Cosmos Emulator SSL certificate ..."
-      #sudo bash ./install-azure-cosmos-emulator-linux-certificates.sh
+      # Start Azure Cosmos Emulator on Linux
+      # Pull Azure Cosmos Emulator Docker image
+      echo "Pulling Azure Cosmos Emulator Docker image for Linux ..."
+      bash ./pull-docker-azure-cosmos-emulator-linux.sh
+
+      # Start Azure Cosmos Emulator container
+      echo "Running Azure Cosmos Emulator Docker container ..."
+      nohup bash ./run-docker-azure-cosmos-emulator-linux.sh &
+
+      # Wait for Docker container being started in the background
+      echo "Waiting 60 seconds before trying to download Azure Cosmos Emulator SSL certificate ..."
+      sleep 60
+
+      # Print the background process output to see whether there are any errors
+      if [ -f "./nohup.out" ]; then
+          echo "--- BEGIN CONTENTS OF NOHUP.OUT ---"
+          cat ./nohup.out
+          echo "--- END CONTENTS OF NOHUP.OUT ---"
+      fi
+
+      # Install SSL certificate to be able to access the emulator
+      echo "Installing Azure Cosmos Emulator SSL certificate ..."
+      sudo bash ./install-azure-cosmos-emulator-linux-certificates.sh
 
 build_script:
 - pwsh: |

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

@@ -1,6 +1,5 @@
 #!/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}"
 
@@ -9,7 +8,7 @@ count=0
 
 while [[ "$result" != "0" && "$count" < "5" ]]; do
   echo "Trying to download certificate ..."
-  curl -k https://$ipaddr:8081/_explorer/emulator.pem > $certfile
+  curl -k https://localhost:8081/_explorer/emulator.pem > $certfile
   result=$?
   let "count++"
 

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

@@ -1,10 +1,14 @@
 #!/bin/bash
 
-# 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 $2}' | head -n 1`"
+# Run the Docker image that was previously pulled from the Docker repository, creating a container called
+# "azure-cosmos-emulator-linux". Do not (!) set
+#
+#   AZURE_COSMOS_EMULATOR_IP_ADDRESS_OVERRIDE=$ipaddr
+#
+# as suggested in Microsoft's documentation at https://docs.microsoft.com/en-us/azure/cosmos-db/linux-emulator.
+# We would not be able to connect to the emulator at all on appveyor, regardless of the connection mode.
+# To connect to the emulator, we must use Gateway mode. Direct mode will not work.
 
-# Run the image, creating a container called "azure-cosmos-emulator-linux".
 docker run \
   -p 8081:8081 \
   -p 10251:10251 \
@@ -16,5 +20,4 @@ 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