From a217ef29c8e63f43047606b770ff7cde15564c16 Mon Sep 17 00:00:00 2001
From: Marco von Rosenberg <codingmarco@gmail.com>
Date: Mon, 17 Apr 2023 00:12:35 +0200
Subject: [PATCH] Add support for NTLM authentication

---
 Dockerfile   | 2 +-
 package.json | 4 ++--
 src/index.js | 8 ++++++++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a6f6c6b..0ee5576 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,4 +18,4 @@ RUN npm ci --production
 EXPOSE 4000
 
 # Serve the app
-CMD ["node", "index.js"]
+CMD ["node", "--openssl-legacy-provider", "index.js"]
diff --git a/package.json b/package.json
index 71c26db..b898768 100644
--- a/package.json
+++ b/package.json
@@ -26,8 +26,8 @@
     "docker:build": "docker build . -t awaragi/prometheus-mssql-exporter",
     "docker:run": "export DOCKERID=$(docker build -q .) && docker run --name prometheus-mssql-exporter --rm -it -p 4000:4000 -e SERVER=$(docker inspect mssql | jq -r '.[].NetworkSettings.Networks.bridge.IPAddress') -e USERNAME=SA -e PASSWORD=qkD4x3yy -e DEBUG=app,db,metrics $DOCKERID ; docker image rm $DOCKERID",
     "docker:run:published": "export DOCKERID=awaragi/prometheus-mssql-exporter && docker run --name prometheus-mssql-exporter --rm -it -p 4000:4000 -e SERVER=$(docker inspect mssql | jq -r '.[].NetworkSettings.Networks.bridge.IPAddress') -e USERNAME=SA -e PASSWORD=qkD4x3yy -e DEBUG=app,db,metrics $DOCKERID ; docker image rm $DOCKERID",
-    "start": "DEBUG=app,db,metrics SERVER=localhost USERNAME=SA PASSWORD=qkD4x3yy node src/index.js",
-    "start:verbose": "DEBUG=app,db,metrics,queries SERVER=localhost USERNAME=SA PASSWORD=qkD4x3yy node src/index.js",
+    "start": "DEBUG=app,db,metrics SERVER=localhost USERNAME=SA PASSWORD=qkD4x3yy node --openssl-legacy-provider src/index.js",
+    "start:verbose": "DEBUG=app,db,metrics,queries SERVER=localhost USERNAME=SA PASSWORD=qkD4x3yy node --openssl-legacy-provider src/index.js",
     "test:mssql:2019": "docker run --name mssql --rm -e ACCEPT_EULA=Y -e SA_PASSWORD=qkD4x3yy -p 1433:1433 --name mssql mcr.microsoft.com/mssql/server:2019-latest",
     "test:mssql:2017": "docker run --name mssql --rm -e ACCEPT_EULA=Y -e SA_PASSWORD=qkD4x3yy -p 1433:1433 --name mssql mcr.microsoft.com/mssql/server:2017-latest",
     "test:fetch": "curl http://localhost:4000/metrics",
diff --git a/src/index.js b/src/index.js
index 029568c..a54f1d8 100644
--- a/src/index.js
+++ b/src/index.js
@@ -39,6 +39,14 @@ if (!config.connect.authentication.options.password) {
   throw new Error("Missing PASSWORD information");
 }
 
+let regexDomainUser = /^([^\\]+)\\([^\\]+)$/;
+let match = regexDomainUser.exec(config.connect.authentication.options.userName);
+if (match) {
+  config.connect.authentication.type = "ntlm";
+  config.connect.authentication.options.domain = match[1];
+  config.connect.authentication.options.userName = match[2];
+}
+
 /**
  * Connects to a database server.
  *