kubernetes/cluster/aws/config-test.sh
Jan Safranek fe0741bffe Configure cluster for e2e tests.
When KUBE_E2E_STORAGE_TEST_ENVIRONMENT is set to 'true', kube-up.sh script
will:

- Install the right packages for all storage volumes.
- Use devicemapper as docker storage backend. 'aufs', the default one on
Debian, does not support extended attibutes required by Ceph RBD and Gluster
server containers.

Tested on GCE and Vagrant, e2e tests for storage volumes passes without any
additional configuration.
2015-10-29 11:03:34 +01:00

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#!/bin/bash
# Copyright 2014 The Kubernetes Authors All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
ZONE=${KUBE_AWS_ZONE:-us-west-2a}
MASTER_SIZE=${MASTER_SIZE:-}
MINION_SIZE=${MINION_SIZE:-}
NUM_MINIONS=${NUM_MINIONS:-2}
# Dynamically set node sizes so that Heapster has enough space to run
if [[ -z ${MINION_SIZE} ]]; then
if (( ${NUM_MINIONS} < 50 )); then
MINION_SIZE="t2.micro"
elif (( ${NUM_MINIONS} < 150 )); then
MINION_SIZE="t2.small"
else
MINION_SIZE="t2.medium"
fi
fi
# Dynamically set the master size by the number of nodes, these are guesses
# TODO: gather some data
if [[ -z ${MASTER_SIZE} ]]; then
if (( ${NUM_MINIONS} < 50 )); then
MASTER_SIZE="t2.micro"
elif (( ${NUM_MINIONS} < 150 )); then
MASTER_SIZE="t2.small"
else
MASTER_SIZE="t2.medium"
fi
fi
# Because regions are globally named, we want to create in a single region; default to us-east-1
AWS_S3_REGION=${AWS_S3_REGION:-us-east-1}
# Which docker storage mechanism to use.
DOCKER_STORAGE=${DOCKER_STORAGE:-aufs}
INSTANCE_PREFIX="${KUBE_AWS_INSTANCE_PREFIX:-e2e-test-${USER}}"
CLUSTER_ID=${INSTANCE_PREFIX}
AWS_SSH_KEY=${AWS_SSH_KEY:-$HOME/.ssh/kube_aws_rsa}
IAM_PROFILE_MASTER="kubernetes-master"
IAM_PROFILE_MINION="kubernetes-minion"
LOG="/dev/null"
MASTER_DISK_TYPE="${MASTER_DISK_TYPE:-gp2}"
MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20}
# The master root EBS volume size (typically does not need to be very large)
MASTER_ROOT_DISK_TYPE="${MASTER_ROOT_DISK_TYPE:-gp2}"
MASTER_ROOT_DISK_SIZE=${MASTER_ROOT_DISK_SIZE:-8}
# The minions root EBS volume size (used to house Docker images)
MINION_ROOT_DISK_TYPE="${MINION_ROOT_DISK_TYPE:-gp2}"
MINION_ROOT_DISK_SIZE=${MINION_ROOT_DISK_SIZE:-32}
MASTER_NAME="${INSTANCE_PREFIX}-master"
MASTER_TAG="${INSTANCE_PREFIX}-master"
MINION_TAG="${INSTANCE_PREFIX}-minion"
MINION_SCOPES=""
POLL_SLEEP_INTERVAL=3
SERVICE_CLUSTER_IP_RANGE="10.0.0.0/16" # formerly PORTAL_NET
CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.245.0.0/16}"
MASTER_IP_RANGE="${MASTER_IP_RANGE:-10.246.0.0/24}"
# If set to Elastic IP, master instance will be associated with this IP.
# If set to auto, a new Elastic IP will be acquired
# Otherwise amazon-given public ip will be used (it'll change with reboot).
MASTER_RESERVED_IP="${MASTER_RESERVED_IP:-}"
RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-}"
ENABLE_EXPERIMENTAL_API="${KUBE_ENABLE_EXPERIMENTAL_API:-false}"
# Optional: Cluster monitoring to setup as part of the cluster bring up:
# none - No cluster monitoring setup
# influxdb - Heapster, InfluxDB, and Grafana
ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-none}"
# Optional: Enable node logging.
ENABLE_NODE_LOGGING="${KUBE_ENABLE_NODE_LOGGING:-true}"
LOGGING_DESTINATION="${KUBE_LOGGING_DESTINATION:-elasticsearch}" # options: elasticsearch, gcp
# Optional: When set to true, Elasticsearch and Kibana will be setup as part of the cluster bring up.
ENABLE_CLUSTER_LOGGING="${KUBE_ENABLE_CLUSTER_LOGGING:-false}"
ELASTICSEARCH_LOGGING_REPLICAS=1
# Optional: Don't require https for registries in our local RFC1918 network
if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
EXTRA_DOCKER_OPTS="--insecure-registry 10.0.0.0/8"
fi
# Optional: Install cluster DNS.
ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
DNS_SERVER_IP="10.0.0.10"
DNS_DOMAIN="cluster.local"
DNS_REPLICAS=1
# Optional: Install Kubernetes UI
ENABLE_CLUSTER_UI="${KUBE_ENABLE_CLUSTER_UI:-true}"
# Optional: Create autoscaler for cluster's nodes.
ENABLE_NODE_AUTOSCALER="${KUBE_ENABLE_NODE_AUTOSCALER:-false}"
if [[ "${ENABLE_NODE_AUTOSCALER}" == "true" ]]; then
# TODO: actually configure ASG or similar
AUTOSCALER_MIN_NODES="${KUBE_AUTOSCALER_MIN_NODES:-1}"
AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_MINIONS}}"
TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
fi
# Optional: Enable deployment experimental feature, not ready for production use.
ENABLE_DEPLOYMENTS="${KUBE_ENABLE_DEPLOYMENTS:-false}"
if [[ "${ENABLE_DEPLOYMENTS}" == "true" ]]; then
ENABLE_EXPERIMENTAL_API=true
fi
# Admission Controllers to invoke prior to persisting objects in cluster
ADMISSION_CONTROL=NamespaceLifecycle,LimitRanger,SecurityContextDeny,ServiceAccount,ResourceQuota
# Optional: Enable/disable public IP assignment for minions.
# Important Note: disable only if you have setup a NAT instance for internet access and configured appropriate routes!
ENABLE_MINION_PUBLIC_IP=${KUBE_ENABLE_MINION_PUBLIC_IP:-true}
# OS options for minions
KUBE_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION:-vivid}"
KUBE_MINION_IMAGE="${KUBE_MINION_IMAGE:-}"
COREOS_CHANNEL="${COREOS_CHANNEL:-alpha}"
CONTAINER_RUNTIME="${KUBE_CONTAINER_RUNTIME:-docker}"
RKT_VERSION="${KUBE_RKT_VERSION:-0.5.5}"
# Optional: if set to true, kube-up will configure the cluster to run e2e tests.
E2E_STORAGE_TEST_ENVIRONMENT=${KUBE_E2E_STORAGE_TEST_ENVIRONMENT:-false}