retrieve IP address dynamically instead

Signed-off-by: Tarun Pothulapati <[email protected]>

Author: Pothulapati

README.md

@@ -10,8 +10,14 @@ simple as possible.
 sudo docker run --privileged --name gitpod --rm -it -v /tmp/workspaces:/var/gitpod/workspaces 5000-gitpodio-previewinstall-ox4ypumem4w.ws-us46.gitpod.io/gitpod-k3s:latest
 ```
 
-Once the above command is ran, Your gitpod instance can be accessed at `172-17-17-172.nip.io`. [nip.io](https://nip.io/) is just wildcard DNS for local addresses, So all
-of this is local, and cannot be accessed over the internet.
+Once the above command starts running and the pods are ready (can be checked by running `docker exec gitpod kubectl get pods`), 
+The URL to access your gitpod instance can be retrieved by running
+
+```
+docker inspect -f '{{range.NetworkSettings.Networks}}{{.IPAddress}}{{end}}' gitpod |  sed -r 's/[.]+/-/g' | sed 's/$/.nip.io/g'
+```
+
+[nip.io](https://nip.io/) is just wildcard DNS for local addresses, So all off this is local, and cannot be accessed over the internet.
 
 ## Known Issues
 

entrypoint.sh

@@ -2,7 +2,12 @@
 
 set -eux -o pipefile
 
-DOMAIN="172-17-17-172.nip.io"
+# Get container's IP address
+NODE_IP=$(hostname -i)
+DOMAIN_STRING=${NODE_IP//[.]/-}
+DOMAIN="${DOMAIN_STRING}.nip.io"
+
+echo "Gitpod Domain: $DOMAIN"
 
 # M1 and cgroupsv2 stuff
 if ! grep -iq 'cpu.*hz' /proc/cpuinfo; then
@@ -88,9 +93,6 @@ for f in /var/lib/rancher/k3s/server/manifests/gitpod/*PersistentVolumeClaim*.ya
 yq eval-all -i '. as $item ireduce ({}; . *+ $item)' /var/lib/rancher/k3s/server/manifests/gitpod/*_StatefulSet_messagebus.yaml /app/manifests/messagebus.yaml 
 for f in /var/lib/rancher/k3s/server/manifests/gitpod/*StatefulSet*.yaml; do yq e -i '.spec.volumeClaimTemplates[0].spec.storageClassName="local-path"' "$f"; done
 
-# assign specific external IP for the `proxy` service
-yq eval-all -i '.spec.externalIPs = ["172.17.17.172"]' /var/lib/rancher/k3s/server/manifests/gitpod/*_Service_proxy.yaml
-
 # removing init container from ws-daemon (systemd and Ubuntu)
 yq eval-all -i 'del(.spec.template.spec.initContainers[0])' /var/lib/rancher/k3s/server/manifests/gitpod/*_DaemonSet_ws-daemon.yaml