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101 lines
3.6 KiB
Bash
Executable File
101 lines
3.6 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Bring up a Kubernetes cluster.
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#
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# If the full release name (gs://<bucket>/<release>) is passed in then we take
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# that directly. If not then we assume we are doing development stuff and take
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# the defaults in the release config.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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source "${KUBE_ROOT}/cluster/kube-env.sh"
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source "${KUBE_ROOT}/cluster/${KUBERNETES_PROVIDER}/util.sh"
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get-password
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detect-master > /dev/null
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detect-minions > /dev/null
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MINIONS_FILE=/tmp/minions-$$
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trap 'rm -rf "${MINIONS_FILE}"' EXIT
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# Make several attempts to deal with slow cluster birth.
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attempt=0
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while true; do
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"${KUBE_ROOT}/cluster/kubectl.sh" get minions -o template -t $'{{range.items}}{{.id}}\n{{end}}' > "${MINIONS_FILE}"
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found=$(grep -c . "${MINIONS_FILE}")
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if [[ ${found} == "${NUM_MINIONS}" ]]; then
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break
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else
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if (( attempt > 5 )); then
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echo -e "${color_red}Detected ${found} nodes out of ${NUM_MINIONS}. Your cluster may not be working. ${color_norm}"
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cat -n "${MINIONS_FILE}"
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exit 2
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fi
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attempt=$((attempt+1))
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sleep 30
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fi
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done
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echo "Found ${found} nodes."
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cat -n "${MINIONS_FILE}"
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# On vSphere, use minion IPs as their names
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if [[ "${KUBERNETES_PROVIDER}" == "vsphere" ]] || [[ "${KUBERNETES_PROVIDER}" == "vagrant" ]]; then
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MINION_NAMES=("${KUBE_MINION_IP_ADDRESSES[@]}")
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fi
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for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
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# Grep returns an exit status of 1 when line is not found, so we need the : to always return a 0 exit status
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count=$(grep -c "${MINION_NAMES[$i]}" "${MINIONS_FILE}") || :
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if [[ "${count}" == "0" ]]; then
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echo -e "${color_red}Failed to find ${MINION_NAMES[$i]}, cluster is probably broken.${color_norm}"
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cat -n "${MINIONS_FILE}"
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exit 1
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fi
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name="${MINION_NAMES[$i]}"
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if [ "$KUBERNETES_PROVIDER" != "vsphere" ] && [ "$KUBERNETES_PROVIDER" != "vagrant" ]; then
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# Grab fully qualified name
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name=$(grep "${MINION_NAMES[$i]}\." "${MINIONS_FILE}")
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fi
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# Make sure the kubelet is healthy.
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# Make several attempts to deal with slow cluster birth.
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attempt=0
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while true; do
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echo -n "Attempt $((attempt+1)) at checking Kubelet installation on node ${MINION_NAMES[$i]} ..."
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curl_output=$(curl -s --insecure --user "${KUBE_USER}:${KUBE_PASSWORD}" \
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"https://${KUBE_MASTER_IP}/api/v1beta1/proxy/minions/${name}/healthz")
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if [[ "${curl_output}" != "ok" ]]; then
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if (( attempt > 5 )); then
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echo
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echo -e "${color_red}Kubelet failed to install on node ${MINION_NAMES[$i]}. Your cluster is unlikely to work correctly."
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echo -e "Please run ./cluster/kube-down.sh and re-create the cluster. (sorry!)${color_norm}"
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exit 1
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fi
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else
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echo -e " ${color_green}[working]${color_norm}"
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break
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fi
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echo -e " ${color_yellow}[not working yet]${color_norm}"
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attempt=$((attempt+1))
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sleep 30
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done
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done
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echo -e "${color_green}Cluster validation succeeded${color_norm}"
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