167 lines
6.6 KiB
Bash
167 lines
6.6 KiB
Bash
#!/bin/bash
|
|
|
|
# Copyright 2014 The Kubernetes Authors.
|
|
#
|
|
# 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:-}
|
|
NODE_SIZE=${NODE_SIZE:-}
|
|
NUM_NODES=${NUM_NODES:-4}
|
|
|
|
# Dynamically set node sizes so that Heapster has enough space to run
|
|
if [[ -z ${NODE_SIZE} ]]; then
|
|
if (( ${NUM_NODES} < 50 )); then
|
|
NODE_SIZE="t2.micro"
|
|
elif (( ${NUM_NODES} < 150 )); then
|
|
NODE_SIZE="t2.small"
|
|
else
|
|
NODE_SIZE="t2.medium"
|
|
fi
|
|
fi
|
|
|
|
# Dynamically set the master size by the number of nodes, these are guesses
|
|
if [[ -z ${MASTER_SIZE} ]]; then
|
|
MASTER_SIZE="m3.medium"
|
|
if [[ "${NUM_NODES}" -gt "5" ]]; then
|
|
suggested_master_size="m3.large"
|
|
fi
|
|
if [[ "${NUM_NODES}" -gt "10" ]]; then
|
|
suggested_master_size="m3.xlarge"
|
|
fi
|
|
if [[ "${NUM_NODES}" -gt "100" ]]; then
|
|
suggested_master_size="m3.2xlarge"
|
|
fi
|
|
if [[ "${NUM_NODES}" -gt "250" ]]; then
|
|
suggested_master_size="c4.4xlarge"
|
|
fi
|
|
if [[ "${NUM_NODES}" -gt "500" ]]; then
|
|
suggested_master_size="c4.8xlarge"
|
|
fi
|
|
fi
|
|
|
|
# Optional: Set AWS_S3_BUCKET to the name of an S3 bucket to use for uploading binaries
|
|
# (otherwise a unique bucket name will be generated for you)
|
|
# AWS_S3_BUCKET=kubernetes-artifacts
|
|
|
|
# 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}
|
|
|
|
# Extra docker options for nodes.
|
|
EXTRA_DOCKER_OPTS="${EXTRA_DOCKER_OPTS:-}"
|
|
|
|
INSTANCE_PREFIX="${KUBE_AWS_INSTANCE_PREFIX:-kubernetes}"
|
|
CLUSTER_ID=${INSTANCE_PREFIX}
|
|
VPC_NAME=${VPC_NAME:-kubernetes-vpc}
|
|
AWS_SSH_KEY=${AWS_SSH_KEY:-$HOME/.ssh/kube_aws_rsa}
|
|
CONFIG_CONTEXT="${KUBE_CONFIG_CONTEXT:-aws_${INSTANCE_PREFIX}}"
|
|
|
|
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)
|
|
NODE_ROOT_DISK_TYPE="${NODE_ROOT_DISK_TYPE:-gp2}"
|
|
NODE_ROOT_DISK_SIZE=${NODE_ROOT_DISK_SIZE:-32}
|
|
|
|
MASTER_NAME="${INSTANCE_PREFIX}-master"
|
|
MASTER_TAG="${INSTANCE_PREFIX}-master"
|
|
NODE_TAG="${INSTANCE_PREFIX}-minion"
|
|
NODE_SCOPES=""
|
|
NON_MASQUERADE_CIDR="${NON_MASQUERADE_CIDR:-10.0.0.0/8}" # Traffic to IPs outside this range will use IP masquerade
|
|
SERVICE_CLUSTER_IP_RANGE="${SERVICE_CLUSTER_IP_RANGE:-10.0.0.0/16}" # formerly PORTAL_NET
|
|
CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.244.0.0/16}"
|
|
MASTER_IP_RANGE="${MASTER_IP_RANGE:-10.246.0.0/24}"
|
|
SSH_CIDR="${SSH_CIDR:-0.0.0.0/0}" # IP to restrict ssh access to nodes/master
|
|
HTTP_API_CIDR="${HTTP_API_CIDR:-0.0.0.0/0}" # IP to restrict HTTP API access
|
|
# If set to an Elastic IP address, the master instance will be associated with this IP.
|
|
# Otherwise a new Elastic IP will be acquired
|
|
# (We used to accept 'auto' to mean 'allocate elastic ip', but that is now the default)
|
|
MASTER_RESERVED_IP="${MASTER_RESERVED_IP:-}"
|
|
|
|
# Runtime config
|
|
RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-}"
|
|
|
|
# Optional: Cluster monitoring to setup as part of the cluster bring up:
|
|
# none - No cluster monitoring setup
|
|
# influxdb - Heapster, InfluxDB, and Grafana
|
|
ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-influxdb}"
|
|
|
|
# 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:-true}"
|
|
ELASTICSEARCH_LOGGING_REPLICAS=1
|
|
|
|
# Optional: Don't require https for registries in our local RFC1918 network
|
|
if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
|
|
EXTRA_DOCKER_OPTS="${EXTRA_DOCKER_OPTS} --insecure-registry ${NON_MASQUERADE_CIDR}"
|
|
fi
|
|
|
|
# Optional: Install cluster DNS.
|
|
ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
|
|
DNS_SERVER_IP="${DNS_SERVER_IP:-10.0.0.10}"
|
|
DNS_DOMAIN="cluster.local"
|
|
|
|
# Optional: Enable DNS horizontal autoscaler
|
|
ENABLE_DNS_HORIZONTAL_AUTOSCALER="${KUBE_ENABLE_DNS_HORIZONTAL_AUTOSCALER:-false}"
|
|
|
|
# Optional: Install Kubernetes UI
|
|
ENABLE_CLUSTER_UI="${KUBE_ENABLE_CLUSTER_UI:-true}"
|
|
|
|
# Optional: Create autoscaler for cluster's nodes.
|
|
ENABLE_CLUSTER_AUTOSCALER="${KUBE_ENABLE_CLUSTER_AUTOSCALER:-false}"
|
|
if [[ "${ENABLE_CLUSTER_AUTOSCALER}" == "true" ]]; then
|
|
# TODO: actually configure ASG or similar
|
|
AUTOSCALER_MIN_NODES="${KUBE_AUTOSCALER_MIN_NODES:-1}"
|
|
AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_NODES}}"
|
|
TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
|
|
fi
|
|
|
|
# Admission Controllers to invoke prior to persisting objects in cluster
|
|
# If we included ResourceQuota, we should keep it at the end of the list to prevent incrementing quota usage prematurely.
|
|
ADMISSION_CONTROL=NamespaceLifecycle,LimitRanger,ServiceAccount,PersistentVolumeLabel,DefaultStorageClass,ResourceQuota
|
|
|
|
# Optional: Enable/disable public IP assignment for minions.
|
|
# Important Note: disable only if you have setup a NAT instance for internet access and configured appropriate routes!
|
|
ENABLE_NODE_PUBLIC_IP=${KUBE_ENABLE_NODE_PUBLIC_IP:-true}
|
|
|
|
# OS options for minions
|
|
KUBE_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION:-jessie}"
|
|
MASTER_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION}"
|
|
NODE_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION}"
|
|
KUBE_NODE_IMAGE="${KUBE_NODE_IMAGE:-}"
|
|
COREOS_CHANNEL="${COREOS_CHANNEL:-alpha}"
|
|
CONTAINER_RUNTIME="${KUBE_CONTAINER_RUNTIME:-docker}"
|
|
RKT_VERSION="${KUBE_RKT_VERSION:-1.23.0}"
|
|
|
|
NETWORK_PROVIDER="${NETWORK_PROVIDER:-kubenet}" # kubenet, opencontrail, flannel
|
|
|
|
# OpenContrail networking plugin specific settings
|
|
OPENCONTRAIL_TAG="${OPENCONTRAIL_TAG:-R2.20}"
|
|
OPENCONTRAIL_KUBERNETES_TAG="${OPENCONTRAIL_KUBERNETES_TAG:-master}"
|
|
OPENCONTRAIL_PUBLIC_SUBNET="${OPENCONTRAIL_PUBLIC_SUBNET:-10.1.0.0/16}"
|
|
|
|
# Optional: if set to true, kube-up will configure the cluster to run e2e tests.
|
|
E2E_STORAGE_TEST_ENVIRONMENT=${KUBE_E2E_STORAGE_TEST_ENVIRONMENT:-false}
|
|
|
|
# Optional: install a default StorageClass
|
|
ENABLE_DEFAULT_STORAGE_CLASS="${ENABLE_DEFAULT_STORAGE_CLASS:-true}"
|