71 lines
2.1 KiB
Bash
71 lines
2.1 KiB
Bash
#!/bin/bash
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# Constants
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ALL_SNAPS="kube-apiserver kube-scheduler kube-controller-manager kube-proxy kubectl kubelet cdk-addons"
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MASTER_SNAPS="kube-apiserver kube-scheduler kube-controller-manager kube-proxy kubectl cdk-addons"
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WORKER_SNAPS="kube-proxy kubelet kubectl"
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# Prompt for channels
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read -p "Enter the SNAP_CHANNEL (e.g. 1.21/stable): " SNAP_CHANNEL
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read -p "Enter the JUJU_CHANNEL (e.g. 2.9/stable): " JUJU_CHANNEL
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# Function to download snaps from a specific channel
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download_snaps() {
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local snaps=$1
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local channel=$2
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for snap in $snaps; do
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echo "Downloading $snap from channel $channel..."
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snap download --channel="$channel" "$snap" || exit 1
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done
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}
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# Function to attach snaps to units
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attach_snaps_to_units() {
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local snaps=$1
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local service=$2
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for snap in $snaps; do
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local snap_file
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snap_file=$(ls "${snap}"_*.snap | head -n 1)
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if [[ -f "$snap_file" ]]; then
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echo "Attaching $snap_file to $service..."
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# juju attach "$service" "$snap"="$snap_file" || exit 1
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else
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echo "Error: $snap_file not found."
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exit 1
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fi
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done
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}
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# Function to upgrade units of a service
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upgrade_service_units() {
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local service=$1
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local unit_names
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unit_names=$(juju status --format json | jq -r ".applications|.[\"$service\"].units | keys[]")
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for unit in $unit_names; do
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echo "Upgrading $unit..."
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# juju run-action "$unit" upgrade --wait || exit 1
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done
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}
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# Download Juju
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echo "Downloading Juju from channel $JUJU_CHANNEL..."
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snap download --channel="$JUJU_CHANNEL" juju || exit 1
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# Download Kubernetes snaps
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download_snaps "$ALL_SNAPS" "$SNAP_CHANNEL"
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echo "Downloading Juju from channel $JUJU_CHANNEL..."
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snap download --channel="$JUJU_CHANNEL" juju || exit 1
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# Download Kubernetes snaps
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download_snaps "$ALL_SNAPS" "$SNAP_CHANNEL"
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# Attach new snaps to Kubernetes master and worker units
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attach_snaps_to_units "$MASTER_SNAPS" "kubernetes-master"
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attach_snaps_to_units "$WORKER_SNAPS" "kubernetes-worker"
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# Upgrade Kubernetes master and worker units
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upgrade_service_units "kubernetes-master"
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upgrade_service_units "kubernetes-worker"
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echo "Upgrade process completed successfully." |