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Merged
snarthan merged 5 commits into from
Dec 8, 2025
Merged

code changes for kubelet config file #3782

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06f92ff
update the kubelet files
sakshi-singla-1735 Dec 8, 2025
8a62c3d
updating csi poll value
sakshi-singla-1735 Dec 8, 2025
0e6d6e5
removed csi values part
sakshi-singla-1735 Dec 8, 2025
b808a94
update kubelet
sakshi-singla-1735 Dec 8, 2025
7054326
updating csi poll value
sakshi-singla-1735 Dec 8, 2025
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53 changes: 51 additions & 2 deletions ...gure_ochami/templates/cloud_init/ci-group-service_kube_control_plane_first_x86_64.yaml.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -504,6 +504,26 @@

echo "Backing up kube-controller-manager manifest..."
cp -a "$MANIFEST" "$BACKUP"

# -----------------------------------------
# Update --controllers= argument
# -----------------------------------------
OLD="--controllers=*,bootstrapsigner,tokencleaner"
NEW="--controllers=*,nodeipam,nodelifecycle,bootstrapsigner,tokencleaner"

echo "Checking and updating controllers argument in: $BACKUP"

# Detect ANY existing --controllers= line (with or without OLD)
if grep -Fq -- "--controllers=" "$BACKUP"; then
echo "Existing controllers line found. Updating..."
# Replace entire existing controllers argument safely
sed -i "s|.*--controllers=.*| - $NEW|" "$BACKUP"
else
echo "No controllers line found. Adding new one..."
# Insert after the kube-controller-manager entry
sed -i "/- kube-controller-manager/a \ \ \ \ - $NEW" "$BACKUP"
fi


for ARG in "${ARGS[@]}"; do
if grep -Fq -- "$ARG" "$BACKUP"; then
Expand Down Expand Up @@ -644,7 +664,22 @@
sleep 10
fi
done


#update the kubelet config.yaml
CONFIG_FILE="/var/lib/kubelet/config.yaml"

# Update or add the parameters
sed -i 's|^nodeStatusUpdateFrequency:.*|nodeStatusUpdateFrequency: 5s|' $CONFIG_FILE
sed -i 's|^nodeStatusReportFrequency:.*|nodeStatusReportFrequency: 10s|' $CONFIG_FILE
sed -i 's|^syncFrequency:.*|syncFrequency: 10s|' $CONFIG_FILE

# If a key is missing, append it
grep -q "^nodeStatusUpdateFrequency:" $CONFIG_FILE || echo "nodeStatusUpdateFrequency: 5s" >> $CONFIG_FILE
grep -q "^nodeStatusReportFrequency:" $CONFIG_FILE || echo "nodeStatusReportFrequency: 10s" >> $CONFIG_FILE
grep -q "^syncFrequency:" $CONFIG_FILE || echo "syncFrequency: 10s" >> $CONFIG_FILE

# Restart kubelet to apply changes
systemctl restart kubelet

echo "Installing plugins"
echo "Installing nfs-client-provisioner"
Expand Down Expand Up @@ -866,6 +901,20 @@
fi
fi

FILE="/opt/omnia/csi-driver-powerscale/values.yaml" # <-- update with actual path

echo "Updating arrayConnectivityPollRate in: $FILE"

if grep -Fq -- "--arrayConnectivityPollRate=60" "$FILE"; then
echo "Found existing poll rate 60. Updating to 20..."
sed -i 's/--arrayConnectivityPollRate=60/--arrayConnectivityPollRate=20/g' "$FILE"
else
echo "No poll rate value 60 found. Nothing to change."
fi

echo "Done updating poll rate."


if [ "$POWERSCALE_DEPLOYMENT_FAILED" -eq 0 ]; then
echo "===== Running CSI PowerScale installation script ====="
INSTALL_SCRIPT="/opt/omnia/csi-driver-powerscale/csi-powerscale/dell-csi-helm-installer/csi-install.sh"
Expand Down Expand Up @@ -1009,4 +1058,4 @@
kubectl get pods --all-namespaces -o wide
echo "Cloud-Init finished successfully after the reboot."

fi
fi
33 changes: 33 additions & 0 deletions .../configure_ochami/templates/cloud_init/ci-group-service_kube_control_plane_x86_64.yaml.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -392,6 +392,25 @@
echo "Backing up kube-controller-manager manifest..."
cp -a "$MANIFEST" "$BACKUP"

# -----------------------------------------
# Update --controllers= argument
# -----------------------------------------
OLD="--controllers=*,bootstrapsigner,tokencleaner"
NEW="--controllers=*,nodeipam,nodelifecycle,bootstrapsigner,tokencleaner"

echo "Checking and updating controllers argument in: $BACKUP"

# Detect ANY existing --controllers= line (with or without OLD)
if grep -Fq -- "--controllers=" "$BACKUP"; then
echo "Existing controllers line found. Updating..."
# Replace entire existing controllers argument safely
sed -i "s|.*--controllers=.*| - $NEW|" "$BACKUP"
else
echo "No controllers line found. Adding new one..."
# Insert after the kube-controller-manager entry
sed -i "/- kube-controller-manager/a \ \ \ \ - $NEW" "$BACKUP"
fi

for ARG in "${ARGS[@]}"; do
if grep -Fq -- "$ARG" "$BACKUP"; then
echo "Already present: $ARG"
Expand All @@ -414,6 +433,20 @@
echo "Updating the kubelet arguments."
sed -i 's/^shutdownGracePeriod:.*/shutdownGracePeriod: 30s/' /var/lib/kubelet/config.yaml
sed -i 's/^shutdownGracePeriodCriticalPods:.*/shutdownGracePeriodCriticalPods: 10s/' /var/lib/kubelet/config.yaml

#update the kubelet config.yaml
CONFIG_FILE="/var/lib/kubelet/config.yaml"

# Update or add the parameters
sed -i 's|^nodeStatusUpdateFrequency:.*|nodeStatusUpdateFrequency: 5s|' $CONFIG_FILE
sed -i 's|^nodeStatusReportFrequency:.*|nodeStatusReportFrequency: 10s|' $CONFIG_FILE
sed -i 's|^syncFrequency:.*|syncFrequency: 10s|' $CONFIG_FILE

# If a key is missing, append it
grep -q "^nodeStatusUpdateFrequency:" $CONFIG_FILE || echo "nodeStatusUpdateFrequency: 5s" >> $CONFIG_FILE
grep -q "^nodeStatusReportFrequency:" $CONFIG_FILE || echo "nodeStatusReportFrequency: 10s" >> $CONFIG_FILE
grep -q "^syncFrequency:" $CONFIG_FILE || echo "syncFrequency: 10s" >> $CONFIG_FILE

systemctl daemon-reload
systemctl restart kubelet

Expand Down
17 changes: 17 additions & 0 deletions ...ery/roles/configure_ochami/templates/cloud_init/ci-group-service_kube_node_x86_64.yaml.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -259,9 +259,26 @@
else
echo "WARNING: /etc/kubernetes/kubelet.conf not found. Kubelet may not be initialized yet."
fi

#update the kubelet config.yaml
CONFIG_FILE="/var/lib/kubelet/config.yaml"

# Update or add the parameters
sed -i 's|^nodeStatusUpdateFrequency:.*|nodeStatusUpdateFrequency: 5s|' $CONFIG_FILE
sed -i 's|^nodeStatusReportFrequency:.*|nodeStatusReportFrequency: 10s|' $CONFIG_FILE
sed -i 's|^syncFrequency:.*|syncFrequency: 10s|' $CONFIG_FILE

# If a key is missing, append it
grep -q "^nodeStatusUpdateFrequency:" $CONFIG_FILE || echo "nodeStatusUpdateFrequency: 5s" >> $CONFIG_FILE
grep -q "^nodeStatusReportFrequency:" $CONFIG_FILE || echo "nodeStatusReportFrequency: 10s" >> $CONFIG_FILE
grep -q "^syncFrequency:" $CONFIG_FILE || echo "syncFrequency: 10s" >> $CONFIG_FILE

# Restart kubelet to apply changes
systemctl restart kubelet
# Mark initialization complete so all of above is skipped on reboot!
touch "$MARKER"
echo "Cloud-Init has completed successfully."

else
# SUBSEQUENT BOOT - SKIP JOIN
echo "service_kube_node_x86_64 is already part of cluster."
Expand Down