add san to certificates

docker-compose.yaml

@@ -10,7 +10,7 @@ services:
   # OpenTelemetry Collector - receives and routes all telemetry
   otel-collector:
     image: otel/opentelemetry-collector-contrib
-    container_name: otel-collector-lgtm
+    container_name: otel-collector
     restart: unless-stopped
     ports:
       - 4317:4317 # gprc

generate-certificates.sh

@@ -1,12 +1,23 @@
 
-[ -d ssl ] || mkdir ssl
+sudo rm -rf ./ssl ; mkdir ssl
 cd ssl
 
-# create root ca
-openssl req -x509 -newkey rsa:8192 -keyout ca.key -out ca.crt -days 36500 -nodes -subj "/CN=LGTM CA"
+hostname=$(hostname).stuyckv.local
 
-openssl req -new -newkey rsa:2048 -nodes -keyout server.key -out server.csr -subj "/CN=$(hostname).stuyckv.local"
-openssl x509 -req -in server.csr -CA ca.crt -CAkey ca.key -CAcreateserial -out server.crt -days 365
+echo "subjectAltName=DNS:shion.stuyckv.local,DNS:localhost,IP:127.0.0.1" > shion.san
+# create root ca
+openssl req -x509 -newkey rsa:8192 \
+    -keyout ca.key -out ca.crt \
+    -days 36500 -nodes -subj "/CN=LGTM CA"
+
+openssl req -new -newkey rsa:2048 \
+    -keyout server.key -out server.csr \
+    -nodes -subj "/CN=$hostname"
+openssl x509 -req -CAcreateserial \
+    -in server.csr -out server.crt \
+    -CA ca.crt -CAkey ca.key \
+    -days 365 -extfile shion.san
+cat ca.crt >> server.crt
 
 sudo chown 10001:10001 ./server.key ./server.crt ./ca.crt