Moved credentials to Azure Key Vault (microsoft#133)

Author: jmah8

azure-pipelines.yml

@@ -11,6 +11,9 @@ schedules:
     - dev
   always: true
 
+variables:
+- group: DjangoTestApp
+
 jobs:
   - job: Windows
     pool:
@@ -69,14 +72,18 @@ jobs:
           Invoke-Sqlcmd @"
               EXEC xp_instance_regwrite N'HKEY_LOCAL_MACHINE', N'Software\Microsoft\MSSQLServer\MSSQLServer', N'LoginMode', REG_DWORD, 2
               ALTER LOGIN [sa] ENABLE;
-              ALTER LOGIN [sa] WITH PASSWORD = 'MyPassword42', CHECK_POLICY=OFF;
+              ALTER LOGIN [sa] WITH PASSWORD = '$(TestAppPassword)', CHECK_POLICY=OFF;
           "@
         displayName: Set up SQL Server
 
       - powershell: |
           Restart-Service -Name MSSQLSERVER -Force
         displayName: Restart SQL Server
 
+      - powershell: |
+          (Get-Content -ReadCount 0 testapp\settings.py) -replace 'MyPassword42', '$(TestAppPassWord)' | Set-Content testapp\settings.py
+        displayName: Change PASSWORD in settings.py
+
       - powershell: |
           python -m pip install --upgrade pip wheel setuptools
           python -m pip install tox
@@ -125,7 +132,7 @@ jobs:
 
       - script: |
           docker pull mcr.microsoft.com/mssql/server:2019-latest
-          docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=MyPassword42' -p 1433:1433 -d mcr.microsoft.com/mssql/server:2019-latest
+          docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=$(TestAppPassword)' -p 1433:1433 -d mcr.microsoft.com/mssql/server:2019-latest
           curl https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add -
           curl https://packages.microsoft.com/config/ubuntu/20.04/prod.list | sudo tee /etc/apt/sources.list.d/mssql-release.list
           sudo apt-get update
@@ -138,6 +145,10 @@ jobs:
           git clone https://github.com/django/django.git
         displayName: Install requirements
 
+      - script: |
+          sed -i 's/MyPassword42/$(TestAppPassword)/g' testapp/settings.py
+        displayName: Change PASSWORD in settings.py
+
       - script: tox -e $(tox.env)
         displayName: Run tox