debugging metadata

.github/workflows/debug-metadata.yml

@@ -19,11 +19,17 @@ jobs:
           sudo apt-get update -y
           sudo apt-get install -y dnsutils iputils-ping curl
 
-    
-
       - name: Debug metadata
         run: |
+          echo "Checking DNS configuration..."
           echo "nslookup metadata.google.internal"
+          # Configure DNS server with recursion
+          echo "options timeout:1" > /tmp/resolv.conf
+          echo "nameserver 10.211.128.10" >> /tmp/resolv.conf
+          echo "options edns0" >> /tmp/resolv.conf
+          sudo mv /tmp/resolv.conf /etc/resolv.conf
+
+          # Perform DNS lookup
           nslookup metadata.google.internal
 
           echo "ping -c 3 metadata.google.internal"
@@ -33,10 +39,8 @@ jobs:
           ping -c 3 169.254.169.254
 
           echo "Get the IP address of metadata.google.internal using getent"
-          # Get the IP address of metadata.google.internal using getent
           METADATA_IP=$(getent hosts metadata.google.internal | awk '{ print $1 }')
           echo "Metadata server IP address: ${METADATA_IP}"
           
           echo "curl -s http://metadata.google.internal/computeMetadata/v1/instance/image -H Metadata-Flavor: Google"
-          # Try to access the metadata server
           curl "http://metadata.google.internal/computeMetadata/v1/instance/image" -H "Metadata-Flavor: Google"