From b92a7a1efce7f71fd547575ee07f934ed7f657ca Mon Sep 17 00:00:00 2001
From: Xge <29895712+xgedev@users.noreply.github.com>
Date: Fri, 19 Sep 2025 13:34:39 +0200
Subject: [PATCH 1/2] feat(node): Support IPv6 as DSN (#2996)

---
 packages/core/src/utils/dsn.ts            | 2 +-
 packages/node-core/src/transports/http.ts | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/packages/core/src/utils/dsn.ts b/packages/core/src/utils/dsn.ts
index 492f2398c390..435927688617 100644
--- a/packages/core/src/utils/dsn.ts
+++ b/packages/core/src/utils/dsn.ts
@@ -7,7 +7,7 @@ import { consoleSandbox, debug } from './debug-logger';
 const ORG_ID_REGEX = /^o(\d+)\./;
 
 /** Regular expression used to parse a Dsn. */
-const DSN_REGEX = /^(?:(\w+):)\/\/(?:(\w+)(?::(\w+)?)?@)([\w.-]+)(?::(\d+))?\/(.+)/;
+const DSN_REGEX = /^(?:(\w+):)\/\/(?:(\w+)(?::(\w+)?)?@)((?:\[[0-9a-fA-F:]+\]|[\w.-]+))(?::(\d+))?\/(.+)/;
 
 function isValidProtocol(protocol?: string): protocol is DsnProtocol {
   return protocol === 'http' || protocol === 'https';
diff --git a/packages/node-core/src/transports/http.ts b/packages/node-core/src/transports/http.ts
index 49897dfa22b1..cd8026029155 100644
--- a/packages/node-core/src/transports/http.ts
+++ b/packages/node-core/src/transports/http.ts
@@ -127,12 +127,15 @@ function createRequestExecutor(
           body = body.pipe(createGzip());
         }
 
+        const hostnameIsIPv6 = hostname.startsWith("[");
+
         const req = httpModule.request(
           {
             method: 'POST',
             agent,
             headers,
-            hostname,
+            // Remove "[" and "]" from IPv6 hostnames
+            hostname: hostnameIsIPv6 ? hostname.slice(1, -1) : hostname,
             path: `${pathname}${search}`,
             port,
             protocol,

From d9e6e74a21caf6ac00479ed7fe63c16996c6bde7 Mon Sep 17 00:00:00 2001
From: Xge <29895712+xgedev@users.noreply.github.com>
Date: Fri, 19 Sep 2025 13:39:56 +0200
Subject: [PATCH 2/2] style(node): Resolve warns shown by "yarn lint"

---
 packages/node-core/src/transports/http.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/node-core/src/transports/http.ts b/packages/node-core/src/transports/http.ts
index cd8026029155..18a8a558ae0a 100644
--- a/packages/node-core/src/transports/http.ts
+++ b/packages/node-core/src/transports/http.ts
@@ -127,7 +127,7 @@ function createRequestExecutor(
           body = body.pipe(createGzip());
         }
 
-        const hostnameIsIPv6 = hostname.startsWith("[");
+        const hostnameIsIPv6 = hostname.startsWith('[');
 
         const req = httpModule.request(
           {