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https://github.com/k3s-io/kubernetes.git
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Minion->Node rename: NUM_NODES
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@@ -17,8 +17,8 @@
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## Contains configuration values for interacting with the libvirt CoreOS cluster
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# Number of minions in the cluster
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NUM_MINIONS=${NUM_MINIONS:-3}
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export NUM_MINIONS
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NUM_NODES=${NUM_NODES:-3}
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export NUM_NODES
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# The IP of the master
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export MASTER_IP="192.168.10.1"
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@@ -33,18 +33,18 @@ MASTER_CONTAINER_NETMASK="255.255.255.0"
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MASTER_CONTAINER_ADDR="${NODE_CONTAINER_SUBNET_BASE}.0.1"
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MASTER_CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.1/24"
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CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.0/16"
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if [[ "$NUM_MINIONS" -gt 253 ]]; then
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if [[ "$NUM_NODES" -gt 253 ]]; then
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echo "ERROR: Because of how IPs are allocated in ${BASH_SOURCE}, you cannot create more than 253 nodes"
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exit 1
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fi
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for ((i=0; i < NUM_MINIONS; i++)) do
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for ((i=0; i < NUM_NODES; i++)) do
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NODE_IPS[$i]="${NODE_IP_BASE}$((i+2))"
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NODE_NAMES[$i]="${INSTANCE_PREFIX}-node-$((i+1))"
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NODE_CONTAINER_SUBNETS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1/24"
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NODE_CONTAINER_ADDRS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1"
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NODE_CONTAINER_NETMASKS[$i]="255.255.255.0"
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done
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NODE_CONTAINER_SUBNETS[$NUM_MINIONS]=$MASTER_CONTAINER_SUBNET
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NODE_CONTAINER_SUBNETS[$NUM_NODES]=$MASTER_CONTAINER_SUBNET
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SERVICE_CLUSTER_IP_RANGE=10.11.0.0/16 # formerly PORTAL_NET
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@@ -167,8 +167,8 @@ function wait-cluster-readiness {
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local timeout=120
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while [[ $timeout -ne 0 ]]; do
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nb_ready_nodes=$("${kubectl}" get nodes -o go-template="{{range.items}}{{range.status.conditions}}{{.type}}{{end}}:{{end}}" --api-version=v1 2>/dev/null | tr ':' '\n' | grep -c Ready || true)
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echo "Nb ready nodes: $nb_ready_nodes / $NUM_MINIONS"
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if [[ "$nb_ready_nodes" -eq "$NUM_MINIONS" ]]; then
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echo "Nb ready nodes: $nb_ready_nodes / $NUM_NODES"
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if [[ "$nb_ready_nodes" -eq "$NUM_NODES" ]]; then
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return 0
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fi
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@@ -191,8 +191,8 @@ function kube-up {
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readonly kubernetes_dir="$POOL_PATH/kubernetes"
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local i
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for (( i = 0 ; i <= $NUM_MINIONS ; i++ )); do
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if [[ $i -eq $NUM_MINIONS ]]; then
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for (( i = 0 ; i <= $NUM_NODES ; i++ )); do
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if [[ $i -eq $NUM_NODES ]]; then
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etcd2_initial_cluster[$i]="${MASTER_NAME}=http://${MASTER_IP}:2380"
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else
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etcd2_initial_cluster[$i]="${NODE_NAMES[$i]}=http://${NODE_IPS[$i]}:2380"
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@@ -201,8 +201,8 @@ function kube-up {
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etcd2_initial_cluster=$(join , "${etcd2_initial_cluster[@]}")
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readonly machines=$(join , "${KUBE_NODE_IP_ADDRESSES[@]}")
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for (( i = 0 ; i <= $NUM_MINIONS ; i++ )); do
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if [[ $i -eq $NUM_MINIONS ]]; then
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for (( i = 0 ; i <= $NUM_NODES ; i++ )); do
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if [[ $i -eq $NUM_NODES ]]; then
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type=master
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name=$MASTER_NAME
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public_ip=$MASTER_IP
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@@ -262,7 +262,7 @@ function upload-server-tars {
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function kube-push {
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kube-push-internal
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ssh-to-node "$MASTER_NAME" "sudo systemctl restart kube-apiserver kube-controller-manager kube-scheduler"
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for ((i=0; i < NUM_MINIONS; i++)); do
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for ((i=0; i < NUM_NODES; i++)); do
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ssh-to-node "${NODE_NAMES[$i]}" "sudo systemctl restart kubelet kube-proxy"
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done
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wait-cluster-readiness
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@@ -317,7 +317,7 @@ function ssh-to-node {
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elif [[ "$node" == "$MASTER_NAME" ]]; then
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machine="$MASTER_IP"
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else
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for ((i=0; i < NUM_MINIONS; i++)); do
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for ((i=0; i < NUM_NODES; i++)); do
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if [[ "$node" == "${NODE_NAMES[$i]}" ]]; then
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machine="${NODE_IPS[$i]}"
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break
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