[DH-377] Increase ephemeral ports by default

hub/Chart.yaml

@@ -2,4 +2,4 @@ apiVersion: v1
 appVersion: '1.0'
 description: Deployment Chart for JupyterHub
 name: hub
-version: 20240731-224556.git.8607.hf7abb041
+version: 20240731-224556.git.8735.h3e417283

hub/values.yaml

@@ -39,6 +39,16 @@ jupyterhub:
       # https://github.com/Jimbly/http-proxy-node16/commit/56283e33edfc7aad8c2605dd493da8a196b4371d
       # https://github.com/consideRatio/configurable-http-proxy/commits/main/
       # https://jira-secure.berkeley.edu/browse/DH-382 timeouts break stuff
+      #
+      # bump the default ip_local_port_range from "32768 60999" to "10000 65000"
+      # https://z2jh.jupyter.org/en/latest/resources/reference.html#proxy-chp-extrapodspec
+      # https://kubernetes.io/docs/reference/kubernetes-api/workload-resources/pod-v1/#PodSpec
+      #
+      extraPodSpec:
+        securityContext:
+          sysctls:
+          - name: net.ipv4.ip_local_port_range
+            value: "10000 65000"
       image:
         tag: 4.6.2
       # extraCommandLineFlags:

node-placeholder/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 20240731-224556.git.8610.hedc17750
+version: 20240731-224556.git.8735.h3e417283
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

node-placeholder/values.yaml

@@ -4,7 +4,7 @@ image:
   repository: us-central1-docker.pkg.dev/ucb-datahub-2018/core/node-placeholder-scaler
   pullPolicy: IfNotPresent
   # Overrides the image tag whose default is the chart appVersion.
-  tag: "20240731-224556.git.8610.hedc17750"
+  tag: "20240731-224556.git.8652.h618d172c"
 
 imagePullSecrets: []
 nameOverride: ""