Merge pull request #17601 from eosrei/shell-var-MINION-to-NODE

Auto commit by PR queue bot

Vagrantfile

@@ -18,11 +18,11 @@ END
 end
 
 # The number of minions to provision
-$num_minion = (ENV['NUM_MINIONS'] || 1).to_i
+$num_minion = (ENV['NUM_NODES'] || 1).to_i
 
 # ip configuration
 $master_ip = ENV['MASTER_IP']
-$minion_ip_base = ENV['MINION_IP_BASE'] || ""
+$minion_ip_base = ENV['NODE_IP_BASE'] || ""
 $minion_ips = $num_minion.times.collect { |n| $minion_ip_base + "#{n+3}" }
 
 # Determine the OS platform to use
@@ -105,7 +105,7 @@ end
 # When doing Salt provisioning, we copy approximately 200MB of content in /tmp before anything else happens.
 # This causes problems if anything else was in /tmp or the other directories that are bound to tmpfs device (i.e /run, etc.)
 $vm_master_mem = (ENV['KUBERNETES_MASTER_MEMORY'] || ENV['KUBERNETES_MEMORY'] || 1280).to_i
-$vm_minion_mem = (ENV['KUBERNETES_MINION_MEMORY'] || ENV['KUBERNETES_MEMORY'] || 1024).to_i
+$vm_minion_mem = (ENV['KUBERNETES_NODE_MEMORY'] || ENV['KUBERNETES_MEMORY'] || 1024).to_i
 
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
   def setvmboxandurl(config, provider)

cluster/aws/config-default.sh

@@ -16,26 +16,26 @@
 
 ZONE=${KUBE_AWS_ZONE:-us-west-2a}
 MASTER_SIZE=${MASTER_SIZE:-}
-MINION_SIZE=${MINION_SIZE:-}
+NODE_SIZE=${NODE_SIZE:-}
-NUM_MINIONS=${NUM_MINIONS:-4}
+NUM_NODES=${NUM_NODES:-4}
 
 # Dynamically set node sizes so that Heapster has enough space to run
-if [[ -z ${MINION_SIZE} ]]; then
+if [[ -z ${NODE_SIZE} ]]; then
-  if (( ${NUM_MINIONS} < 50 )); then
+  if (( ${NUM_NODES} < 50 )); then
-    MINION_SIZE="t2.micro"
+    NODE_SIZE="t2.micro"
-  elif (( ${NUM_MINIONS} < 150 )); then
+  elif (( ${NUM_NODES} < 150 )); then
-    MINION_SIZE="t2.small"
+    NODE_SIZE="t2.small"
   else
-    MINION_SIZE="t2.medium"
+    NODE_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
+  if (( ${NUM_NODES} < 50 )); then
     MASTER_SIZE="t2.micro"
-  elif (( ${NUM_MINIONS} < 150 )); then
+  elif (( ${NUM_NODES} < 150 )); then
     MASTER_SIZE="t2.small"
   else
     MASTER_SIZE="t2.medium"
@@ -56,7 +56,7 @@ INSTANCE_PREFIX="${KUBE_AWS_INSTANCE_PREFIX:-kubernetes}"
 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"
+IAM_PROFILE_NODE="kubernetes-minion"
 
 LOG="/dev/null"
 
@@ -66,13 +66,13 @@ MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20}
 MASTER_ROOT_DISK_TYPE="${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}"
+NODE_ROOT_DISK_TYPE="${NODE_ROOT_DISK_TYPE:-gp2}"
-MINION_ROOT_DISK_SIZE=${MINION_ROOT_DISK_SIZE:-32}
+NODE_ROOT_DISK_SIZE=${NODE_ROOT_DISK_SIZE:-32}
 
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
-MINION_SCOPES=""
+NODE_SCOPES=""
 POLL_SLEEP_INTERVAL=3
 SERVICE_CLUSTER_IP_RANGE="10.0.0.0/16"  # formerly PORTAL_NET
 CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.244.0.0/16}"
@@ -121,7 +121,7 @@ ENABLE_NODE_AUTOSCALER="${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}}"
+  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_NODES}}"
   TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
 fi
 
@@ -130,11 +130,11 @@ ADMISSION_CONTROL=NamespaceLifecycle,LimitRanger,SecurityContextDeny,ServiceAcco
 
 # 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=${KUBE_ENABLE_MINION_PUBLIC_IP:-true}
+ENABLE_NODE_PUBLIC_IP=${KUBE_ENABLE_NODE_PUBLIC_IP:-true}
 
 # OS options for minions
 KUBE_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION:-vivid}"
-KUBE_MINION_IMAGE="${KUBE_MINION_IMAGE:-}"
+KUBE_NODE_IMAGE="${KUBE_NODE_IMAGE:-}"
 COREOS_CHANNEL="${COREOS_CHANNEL:-alpha}"
 CONTAINER_RUNTIME="${KUBE_CONTAINER_RUNTIME:-docker}"
 RKT_VERSION="${KUBE_RKT_VERSION:-0.5.5}"

cluster/aws/config-test.sh

@@ -17,26 +17,26 @@
 ZONE=${KUBE_AWS_ZONE:-us-west-2a}
 
 MASTER_SIZE=${MASTER_SIZE:-}
-MINION_SIZE=${MINION_SIZE:-}
+NODE_SIZE=${NODE_SIZE:-}
-NUM_MINIONS=${NUM_MINIONS:-2}
+NUM_NODES=${NUM_NODES:-2}
 
 # Dynamically set node sizes so that Heapster has enough space to run
-if [[ -z ${MINION_SIZE} ]]; then
+if [[ -z ${NODE_SIZE} ]]; then
-  if (( ${NUM_MINIONS} < 50 )); then
+  if (( ${NUM_NODES} < 50 )); then
-    MINION_SIZE="t2.micro"
+    NODE_SIZE="t2.micro"
-  elif (( ${NUM_MINIONS} < 150 )); then
+  elif (( ${NUM_NODES} < 150 )); then
-    MINION_SIZE="t2.small"
+    NODE_SIZE="t2.small"
   else
-    MINION_SIZE="t2.medium"
+    NODE_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
+  if (( ${NUM_NODES} < 50 )); then
     MASTER_SIZE="t2.micro"
-  elif (( ${NUM_MINIONS} < 150 )); then
+  elif (( ${NUM_NODES} < 150 )); then
     MASTER_SIZE="t2.small"
   else
     MASTER_SIZE="t2.medium"
@@ -54,7 +54,7 @@ INSTANCE_PREFIX="${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"
+IAM_PROFILE_NODE="kubernetes-minion"
 
 LOG="/dev/null"
 
@@ -64,13 +64,13 @@ MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20}
 MASTER_ROOT_DISK_TYPE="${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}"
+NODE_ROOT_DISK_TYPE="${NODE_ROOT_DISK_TYPE:-gp2}"
-MINION_ROOT_DISK_SIZE=${MINION_ROOT_DISK_SIZE:-32}
+NODE_ROOT_DISK_SIZE=${NODE_ROOT_DISK_SIZE:-32}
 
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
-MINION_SCOPES=""
+NODE_SCOPES=""
 POLL_SLEEP_INTERVAL=3
 SERVICE_CLUSTER_IP_RANGE="10.0.0.0/16"  # formerly PORTAL_NET
 CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.245.0.0/16}"
@@ -117,7 +117,7 @@ ENABLE_NODE_AUTOSCALER="${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}}"
+  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_NODES}}"
   TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
 fi
 
@@ -126,11 +126,11 @@ ADMISSION_CONTROL=NamespaceLifecycle,LimitRanger,SecurityContextDeny,ServiceAcco
 
 # 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=${KUBE_ENABLE_MINION_PUBLIC_IP:-true}
+ENABLE_NODE_PUBLIC_IP=${KUBE_ENABLE_NODE_PUBLIC_IP:-true}
 
 # OS options for minions
 KUBE_OS_DISTRIBUTION="${KUBE_OS_DISTRIBUTION:-vivid}"
-KUBE_MINION_IMAGE="${KUBE_MINION_IMAGE:-}"
+KUBE_NODE_IMAGE="${KUBE_NODE_IMAGE:-}"
 COREOS_CHANNEL="${COREOS_CHANNEL:-alpha}"
 CONTAINER_RUNTIME="${KUBE_CONTAINER_RUNTIME:-docker}"
 RKT_VERSION="${KUBE_RKT_VERSION:-0.5.5}"

cluster/aws/coreos/util.sh

@@ -19,11 +19,11 @@
 SSH_USER=core
 
 function detect-minion-image (){
-  if [[ -z "${KUBE_MINION_IMAGE-}" ]]; then
+  if [[ -z "${KUBE_NODE_IMAGE-}" ]]; then
-    KUBE_MINION_IMAGE=$(curl -s -L http://${COREOS_CHANNEL}.release.core-os.net/amd64-usr/current/coreos_production_ami_all.json | python -c "import json,sys;obj=json.load(sys.stdin);print filter(lambda t: t['name']=='${AWS_REGION}', obj['amis'])[0]['hvm']")
+    KUBE_NODE_IMAGE=$(curl -s -L http://${COREOS_CHANNEL}.release.core-os.net/amd64-usr/current/coreos_production_ami_all.json | python -c "import json,sys;obj=json.load(sys.stdin);print filter(lambda t: t['name']=='${AWS_REGION}', obj['amis'])[0]['hvm']")
   fi
-  if [[ -z "${KUBE_MINION_IMAGE-}" ]]; then
+  if [[ -z "${KUBE_NODE_IMAGE-}" ]]; then
-    echo "unable to determine KUBE_MINION_IMAGE"
+    echo "unable to determine KUBE_NODE_IMAGE"
     exit 2
   fi
 }

cluster/aws/options.md

@@ -27,7 +27,7 @@ It is not a bad idea to set AWS_S3_BUCKET to something more human friendly.
 
 AWS_S3_REGION is useful for people that want to control their data location, because of regulatory restrictions for example.
 
-**MASTER_SIZE**, **MINION_SIZE**
+**MASTER_SIZE**, **NODE_SIZE**
 
 The instance type to use for creating the master/minion.  Defaults to auto-sizing based on the number of nodes (see below).
 
@@ -35,10 +35,10 @@ For production usage, we recommend bigger instances, for example:
 
 ```
 export MASTER_SIZE=c4.large
-export MINION_SIZE=r3.large
+export NODE_SIZE=r3.large
 ```
 
-If you don't specify master and minion sizes, the scripts will attempt to guess the correct size of the master and worker nodes based on `${NUM_MINIONS}`.
+If you don't specify master and minion sizes, the scripts will attempt to guess the correct size of the master and worker nodes based on `${NUM_NODES}`.
 In particular for clusters less than 50 nodes it will 
 use a `t2.micro` for clusters between 50 and 150 nodes it will use a `t2.small` and for clusters with greater than 150 nodes it will use a `t2.medium`.
 
@@ -46,7 +46,7 @@ Please note: `kube-up` utilizes ephemeral storage available on instances for doc
 support ephemeral storage and will default to docker storage on the root disk which is usually only 8GB.
 EBS-only instance types include `t2`, `c4`, and `m4`.
 
-**KUBE_ENABLE_MINION_PUBLIC_IP**
+**KUBE_ENABLE_NODE_PUBLIC_IP**
 
 Should a public IP automatically assigned to the minions? "true" or "false"  
 Defaults to: "true"

cluster/aws/templates/create-dynamic-salt-files.sh

@@ -40,7 +40,7 @@ network_provider: '$(echo "$NETWORK_PROVIDER")'
 opencontrail_tag: '$(echo "$OPENCONTRAIL_TAG")'
 opencontrail_kubernetes_tag: '$(echo "$OPENCONTRAIL_KUBERNETES_TAG")'
 opencontrail_public_subnet: '$(echo "$OPENCONTRAIL_PUBLIC_SUBNET")'
-num_nodes: $(echo "${NUM_MINIONS}")
+num_nodes: $(echo "${NUM_NODES}")
 e2e_storage_test_environment: '$(echo "$E2E_STORAGE_TEST_ENVIRONMENT" | sed -e "s/'/''/g")'
 EOF
 

cluster/aws/trusty/common.sh

@@ -18,9 +18,9 @@
 # A library of common helper functions for Ubuntus & Debians.
 
 function detect-minion-image() {
-  if [[ -z "${KUBE_MINION_IMAGE=-}" ]]; then
+  if [[ -z "${KUBE_NODE_IMAGE=-}" ]]; then
     detect-image
-    KUBE_MINION_IMAGE=$AWS_IMAGE
+    KUBE_NODE_IMAGE=$AWS_IMAGE
   fi
 }
 

cluster/aws/util.sh

@@ -79,14 +79,14 @@ if [[ -n "${KUBE_SUBNET_CIDR:-}" ]]; then
 fi
 
 MASTER_SG_NAME="kubernetes-master-${CLUSTER_ID}"
-MINION_SG_NAME="kubernetes-minion-${CLUSTER_ID}"
+NODE_SG_NAME="kubernetes-minion-${CLUSTER_ID}"
 
 # Be sure to map all the ephemeral drives.  We can specify more than we actually have.
 # TODO: Actually mount the correct number (especially if we have more), though this is non-trivial, and
 #  only affects the big storage instance types, which aren't a typical use case right now.
 BLOCK_DEVICE_MAPPINGS_BASE="{\"DeviceName\": \"/dev/sdc\",\"VirtualName\":\"ephemeral0\"},{\"DeviceName\": \"/dev/sdd\",\"VirtualName\":\"ephemeral1\"},{\"DeviceName\": \"/dev/sde\",\"VirtualName\":\"ephemeral2\"},{\"DeviceName\": \"/dev/sdf\",\"VirtualName\":\"ephemeral3\"}"
 MASTER_BLOCK_DEVICE_MAPPINGS="[{\"DeviceName\":\"/dev/sda1\",\"Ebs\":{\"DeleteOnTermination\":true,\"VolumeSize\":${MASTER_ROOT_DISK_SIZE},\"VolumeType\":\"${MASTER_ROOT_DISK_TYPE}\"}}, ${BLOCK_DEVICE_MAPPINGS_BASE}]"
-MINION_BLOCK_DEVICE_MAPPINGS="[{\"DeviceName\":\"/dev/sda1\",\"Ebs\":{\"DeleteOnTermination\":true,\"VolumeSize\":${MINION_ROOT_DISK_SIZE},\"VolumeType\":\"${MINION_ROOT_DISK_TYPE}\"}}, ${BLOCK_DEVICE_MAPPINGS_BASE}]"
+NODE_BLOCK_DEVICE_MAPPINGS="[{\"DeviceName\":\"/dev/sda1\",\"Ebs\":{\"DeleteOnTermination\":true,\"VolumeSize\":${NODE_ROOT_DISK_SIZE},\"VolumeType\":\"${NODE_ROOT_DISK_TYPE}\"}}, ${BLOCK_DEVICE_MAPPINGS_BASE}]"
 
 # TODO (bburns) Parameterize this for multiple cluster per project
 
@@ -181,38 +181,38 @@ function query-running-minions () {
                      Name=vpc-id,Values=${VPC_ID} \
                      Name=tag:KubernetesCluster,Values=${CLUSTER_ID} \
                      Name=tag:aws:autoscaling:groupName,Values=${ASG_NAME} \
-                     Name=tag:Role,Values=${MINION_TAG} \
+                     Name=tag:Role,Values=${NODE_TAG} \
            --query ${query}
 }
 
 function find-running-minions () {
-  MINION_IDS=()
+  NODE_IDS=()
-  MINION_NAMES=()
+  NODE_NAMES=()
   for id in $(query-running-minions "Reservations[].Instances[].InstanceId"); do
-    MINION_IDS+=("${id}")
+    NODE_IDS+=("${id}")
 
     # We use the minion ids as the name
-    MINION_NAMES+=("${id}")
+    NODE_NAMES+=("${id}")
   done
 }
 
 function detect-minions () {
   find-running-minions
 
-  # This is inefficient, but we want MINION_NAMES / MINION_IDS to be ordered the same as KUBE_MINION_IP_ADDRESSES
+  # This is inefficient, but we want NODE_NAMES / NODE_IDS to be ordered the same as KUBE_NODE_IP_ADDRESSES
-  KUBE_MINION_IP_ADDRESSES=()
+  KUBE_NODE_IP_ADDRESSES=()
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
     local minion_ip
-    if [[ "${ENABLE_MINION_PUBLIC_IP}" == "true" ]]; then
+    if [[ "${ENABLE_NODE_PUBLIC_IP}" == "true" ]]; then
-      minion_ip=$(get_instance_public_ip ${MINION_NAMES[$i]})
+      minion_ip=$(get_instance_public_ip ${NODE_NAMES[$i]})
     else
-      minion_ip=$(get_instance_private_ip ${MINION_NAMES[$i]})
+      minion_ip=$(get_instance_private_ip ${NODE_NAMES[$i]})
     fi
-    echo "Found minion ${i}: ${MINION_NAMES[$i]} @ ${minion_ip}"
+    echo "Found minion ${i}: ${NODE_NAMES[$i]} @ ${minion_ip}"
-    KUBE_MINION_IP_ADDRESSES+=("${minion_ip}")
+    KUBE_NODE_IP_ADDRESSES+=("${minion_ip}")
   done
 
-  if [[ -z "$KUBE_MINION_IP_ADDRESSES" ]]; then
+  if [[ -z "$KUBE_NODE_IP_ADDRESSES" ]]; then
     echo "Could not detect Kubernetes minion nodes.  Make sure you've launched a cluster with 'kube-up.sh'"
     exit 1
   fi
@@ -228,13 +228,13 @@ function detect-security-groups {
       echo "Using master security group: ${MASTER_SG_NAME} ${MASTER_SG_ID}"
     fi
   fi
-  if [[ -z "${MINION_SG_ID-}" ]]; then
+  if [[ -z "${NODE_SG_ID-}" ]]; then
-    MINION_SG_ID=$(get_security_group_id "${MINION_SG_NAME}")
+    NODE_SG_ID=$(get_security_group_id "${NODE_SG_NAME}")
-    if [[ -z "${MINION_SG_ID}" ]]; then
+    if [[ -z "${NODE_SG_ID}" ]]; then
       echo "Could not detect Kubernetes minion security group.  Make sure you've launched a cluster with 'kube-up.sh'"
       exit 1
     else
-      echo "Using minion security group: ${MINION_SG_NAME} ${MINION_SG_ID}"
+      echo "Using minion security group: ${NODE_SG_NAME} ${NODE_SG_ID}"
     fi
   fi
 }
@@ -609,9 +609,9 @@ function ensure-iam-profiles {
     echo "Creating master IAM profile: ${IAM_PROFILE_MASTER}"
     create-iam-profile ${IAM_PROFILE_MASTER}
   }
-  aws iam get-instance-profile --instance-profile-name ${IAM_PROFILE_MINION} || {
+  aws iam get-instance-profile --instance-profile-name ${IAM_PROFILE_NODE} || {
-    echo "Creating minion IAM profile: ${IAM_PROFILE_MINION}"
+    echo "Creating minion IAM profile: ${IAM_PROFILE_NODE}"
-    create-iam-profile ${IAM_PROFILE_MINION}
+    create-iam-profile ${IAM_PROFILE_NODE}
   }
 }
 
@@ -768,10 +768,10 @@ function kube-up {
     echo "Creating master security group."
     create-security-group "${MASTER_SG_NAME}" "Kubernetes security group applied to master nodes"
   fi
-  MINION_SG_ID=$(get_security_group_id "${MINION_SG_NAME}")
+  NODE_SG_ID=$(get_security_group_id "${NODE_SG_NAME}")
-  if [[ -z "${MINION_SG_ID}" ]]; then
+  if [[ -z "${NODE_SG_ID}" ]]; then
     echo "Creating minion security group."
-    create-security-group "${MINION_SG_NAME}" "Kubernetes security group applied to minion nodes"
+    create-security-group "${NODE_SG_NAME}" "Kubernetes security group applied to minion nodes"
   fi
 
   detect-security-groups
@@ -780,17 +780,17 @@ function kube-up {
   authorize-security-group-ingress "${MASTER_SG_ID}" "--source-group ${MASTER_SG_ID} --protocol all"
 
   # Minions can talk to minions
-  authorize-security-group-ingress "${MINION_SG_ID}" "--source-group ${MINION_SG_ID} --protocol all"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--source-group ${NODE_SG_ID} --protocol all"
 
   # Masters and minions can talk to each other
-  authorize-security-group-ingress "${MASTER_SG_ID}" "--source-group ${MINION_SG_ID} --protocol all"
+  authorize-security-group-ingress "${MASTER_SG_ID}" "--source-group ${NODE_SG_ID} --protocol all"
-  authorize-security-group-ingress "${MINION_SG_ID}" "--source-group ${MASTER_SG_ID} --protocol all"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--source-group ${MASTER_SG_ID} --protocol all"
 
   # TODO(justinsb): Would be fairly easy to replace 0.0.0.0/0 in these rules
 
   # SSH is open to the world
   authorize-security-group-ingress "${MASTER_SG_ID}" "--protocol tcp --port 22 --cidr 0.0.0.0/0"
-  authorize-security-group-ingress "${MINION_SG_ID}" "--protocol tcp --port 22 --cidr 0.0.0.0/0"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--protocol tcp --port 22 --cidr 0.0.0.0/0"
 
   # HTTPS to the master is allowed (for API access)
   authorize-security-group-ingress "${MASTER_SG_ID}" "--protocol tcp --port 443 --cidr 0.0.0.0/0"
@@ -990,31 +990,31 @@ function start-minions() {
   echo "Creating minion configuration"
   generate-minion-user-data > "${KUBE_TEMP}/minion-user-data"
   local public_ip_option
-  if [[ "${ENABLE_MINION_PUBLIC_IP}" == "true" ]]; then
+  if [[ "${ENABLE_NODE_PUBLIC_IP}" == "true" ]]; then
     public_ip_option="--associate-public-ip-address"
   else
     public_ip_option="--no-associate-public-ip-address"
   fi
   ${AWS_ASG_CMD} create-launch-configuration \
       --launch-configuration-name ${ASG_NAME} \
-      --image-id $KUBE_MINION_IMAGE \
+      --image-id $KUBE_NODE_IMAGE \
-      --iam-instance-profile ${IAM_PROFILE_MINION} \
+      --iam-instance-profile ${IAM_PROFILE_NODE} \
-      --instance-type $MINION_SIZE \
+      --instance-type $NODE_SIZE \
       --key-name ${AWS_SSH_KEY_NAME} \
-      --security-groups ${MINION_SG_ID} \
+      --security-groups ${NODE_SG_ID} \
       ${public_ip_option} \
-      --block-device-mappings "${MINION_BLOCK_DEVICE_MAPPINGS}" \
+      --block-device-mappings "${NODE_BLOCK_DEVICE_MAPPINGS}" \
       --user-data "file://${KUBE_TEMP}/minion-user-data"
 
   echo "Creating autoscaling group"
   ${AWS_ASG_CMD} create-auto-scaling-group \
       --auto-scaling-group-name ${ASG_NAME} \
       --launch-configuration-name ${ASG_NAME} \
-      --min-size ${NUM_MINIONS} \
+      --min-size ${NUM_NODES} \
-      --max-size ${NUM_MINIONS} \
+      --max-size ${NUM_NODES} \
       --vpc-zone-identifier ${SUBNET_ID} \
       --tags ResourceId=${ASG_NAME},ResourceType=auto-scaling-group,Key=Name,Value=${NODE_INSTANCE_PREFIX} \
-             ResourceId=${ASG_NAME},ResourceType=auto-scaling-group,Key=Role,Value=${MINION_TAG} \
+             ResourceId=${ASG_NAME},ResourceType=auto-scaling-group,Key=Role,Value=${NODE_TAG} \
              ResourceId=${ASG_NAME},ResourceType=auto-scaling-group,Key=KubernetesCluster,Value=${CLUSTER_ID}
 
   # Wait for the minions to be running
@@ -1022,8 +1022,8 @@ function start-minions() {
   attempt=0
   while true; do
     find-running-minions > $LOG
-    if [[ ${#MINION_IDS[@]} == ${NUM_MINIONS} ]]; then
+    if [[ ${#NODE_IDS[@]} == ${NUM_NODES} ]]; then
-      echo -e " ${color_green}${#MINION_IDS[@]} minions started; ready${color_norm}"
+      echo -e " ${color_green}${#NODE_IDS[@]} minions started; ready${color_norm}"
       break
     fi
 
@@ -1037,7 +1037,7 @@ function start-minions() {
       exit 1
     fi
 
-    echo -e " ${color_yellow}${#MINION_IDS[@]} minions started; waiting${color_norm}"
+    echo -e " ${color_yellow}${#NODE_IDS[@]} minions started; waiting${color_norm}"
     attempt=$(($attempt+1))
     sleep 10
   done
@@ -1113,11 +1113,11 @@ function check-cluster() {
   # Basic sanity checking
   # TODO(justinsb): This is really not needed any more
   local rc # Capture return code without exiting because of errexit bash option
-  for (( i=0; i<${#KUBE_MINION_IP_ADDRESSES[@]}; i++)); do
+  for (( i=0; i<${#KUBE_NODE_IP_ADDRESSES[@]}; i++)); do
       # Make sure docker is installed and working.
       local attempt=0
       while true; do
-        local minion_ip=${KUBE_MINION_IP_ADDRESSES[$i]}
+        local minion_ip=${KUBE_NODE_IP_ADDRESSES[$i]}
         echo -n "Attempt $(($attempt+1)) to check Docker on node @ ${minion_ip} ..."
         local output=`check-minion ${minion_ip}`
         echo $output
@@ -1330,12 +1330,12 @@ function test-setup {
 
   # Open up port 80 & 8080 so common containers on minions can be reached
   # TODO(roberthbailey): Remove this once we are no longer relying on hostPorts.
-  authorize-security-group-ingress "${MINION_SG_ID}" "--protocol tcp --port 80 --cidr 0.0.0.0/0"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--protocol tcp --port 80 --cidr 0.0.0.0/0"
-  authorize-security-group-ingress "${MINION_SG_ID}" "--protocol tcp --port 8080 --cidr 0.0.0.0/0"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--protocol tcp --port 8080 --cidr 0.0.0.0/0"
 
   # Open up the NodePort range
   # TODO(justinsb): Move to main setup, if we decide whether we want to do this by default.
-  authorize-security-group-ingress "${MINION_SG_ID}" "--protocol all --port 30000-32767 --cidr 0.0.0.0/0"
+  authorize-security-group-ingress "${NODE_SG_ID}" "--protocol all --port 30000-32767 --cidr 0.0.0.0/0"
 
   echo "test-setup complete"
 }

cluster/centos/config-default.sh

@@ -27,8 +27,8 @@ export NODES=${NODES:-"centos@172.10.0.12 centos@172.10.0.13"}
 # Number of nodes in your cluster.
 export NUM_NODES=${NUM_NODES:-2}
 
-# Should be removed when NUM_MINIONS is deprecated in validate-cluster.sh
+# Should be removed when NUM_NODES is deprecated in validate-cluster.sh
-export NUM_MINIONS=${NUM_NODES}
+export NUM_NODES=${NUM_NODES}
 
 # By default, the cluster will use the etcd installed on master.
 export ETCD_SERVERS=${ETCD_SERVERS:-"http://$MASTER_IP:4001"}

cluster/centos/master/scripts/apiserver.sh

@@ -38,7 +38,7 @@ KUBE_API_ADDRESS="--address=${MASTER_ADDRESS}"
 KUBE_API_PORT="--port=8080"
 
 # --kubelet-port=10250: Kubelet port
-MINION_PORT="--kubelet-port=10250"
+NODE_PORT="--kubelet-port=10250"
 
 # --allow-privileged=false: If true, allow privileged containers.
 KUBE_ALLOW_PRIV="--allow-privileged=false"
@@ -75,7 +75,7 @@ KUBE_APISERVER_OPTS="   \${KUBE_LOGTOSTDERR}         \\
                         \${KUBE_ETCD_SERVERS}        \\
                         \${KUBE_API_ADDRESS}         \\
                         \${KUBE_API_PORT}            \\
-                        \${MINION_PORT}              \\
+                        \${NODE_PORT}              \\
                         \${KUBE_ALLOW_PRIV}          \\
                         \${KUBE_SERVICE_ADDRESSES}   \\
                         \${KUBE_ADMISSION_CONTROL}   \\

cluster/centos/node/scripts/kubelet.sh

@@ -27,13 +27,13 @@ KUBE_LOGTOSTDERR="--logtostderr=true"
 KUBE_LOG_LEVEL="--v=4"
 
 # --address=0.0.0.0: The IP address for the Kubelet to serve on (set to 0.0.0.0 for all interfaces)
-MINION_ADDRESS="--address=${NODE_ADDRESS}"
+NODE_ADDRESS="--address=${NODE_ADDRESS}"
 
 # --port=10250: The port for the Kubelet to serve on. Note that "kubectl logs" will not work if you set this flag.
-MINION_PORT="--port=10250"
+NODE_PORT="--port=10250"
 
 # --hostname-override="": If non-empty, will use this string as identification instead of the actual hostname.
-MINION_HOSTNAME="--hostname-override=${NODE_ADDRESS}"
+NODE_HOSTNAME="--hostname-override=${NODE_ADDRESS}"
 
 # --api-servers=[]: List of Kubernetes API servers for publishing events, 
 # and reading pods and services. (ip:port), comma separated.
@@ -48,9 +48,9 @@ EOF
 
 KUBE_PROXY_OPTS="   \${KUBE_LOGTOSTDERR}     \\
                     \${KUBE_LOG_LEVEL}       \\
-                    \${MINION_ADDRESS}       \\
+                    \${NODE_ADDRESS}       \\
-                    \${MINION_PORT}          \\
+                    \${NODE_PORT}          \\
-                    \${MINION_HOSTNAME}      \\
+                    \${NODE_HOSTNAME}      \\
                     \${KUBELET_API_SERVER}   \\
                     \${KUBE_ALLOW_PRIV}      \\
                     \${KUBELET_ARGS}"

cluster/gce/config-default.sh

@@ -19,20 +19,20 @@
 GCLOUD=gcloud
 ZONE=${KUBE_GCE_ZONE:-us-central1-b}
 MASTER_SIZE=${MASTER_SIZE:-n1-standard-2}
-MINION_SIZE=${MINION_SIZE:-n1-standard-2}
+NODE_SIZE=${NODE_SIZE:-n1-standard-2}
-NUM_MINIONS=${NUM_MINIONS:-3}
+NUM_NODES=${NUM_NODES:-3}
 MASTER_DISK_TYPE=pd-ssd
 MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20GB}
-MINION_DISK_TYPE=${MINION_DISK_TYPE:-pd-standard}
+NODE_DISK_TYPE=${NODE_DISK_TYPE:-pd-standard}
-MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}
+NODE_DISK_SIZE=${NODE_DISK_SIZE:-100GB}
 REGISTER_MASTER_KUBELET=${REGISTER_MASTER:-true}
-PREEMPTIBLE_MINION=${PREEMPTIBLE_MINION:-false}
+PREEMPTIBLE_NODE=${PREEMPTIBLE_NODE:-false}
 
 OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-debian}
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20151103}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
-MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-"${MASTER_IMAGE}"}
+NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-"${MASTER_IMAGE}"}
-MINION_IMAGE_PROJECT=${KUBE_GCE_MINION_PROJECT:-"${MASTER_IMAGE_PROJECT}"}
+NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-"${MASTER_IMAGE_PROJECT}"}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}
 RKT_VERSION=${KUBE_RKT_VERSION:-0.5.5}
 
@@ -40,10 +40,10 @@ NETWORK=${KUBE_GCE_NETWORK:-default}
 INSTANCE_PREFIX="${KUBE_GCE_INSTANCE_PREFIX:-kubernetes}"
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
 MASTER_IP_RANGE="${MASTER_IP_RANGE:-10.246.0.0/24}"
 CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.244.0.0/16}"
-MINION_SCOPES="${MINION_SCOPES:-compute-rw,monitoring,logging-write,storage-ro}"
+NODE_SCOPES="${NODE_SCOPES:-compute-rw,monitoring,logging-write,storage-ro}"
 
 # Increase the sleep interval value if concerned about API rate limits. 3, in seconds, is the default.
 POLL_SLEEP_INTERVAL="${POLL_SLEEP_INTERVAL:-3}"
@@ -101,7 +101,7 @@ ENABLE_CLUSTER_UI="${KUBE_ENABLE_CLUSTER_UI:-true}"
 ENABLE_NODE_AUTOSCALER="${KUBE_ENABLE_NODE_AUTOSCALER:-false}"
 if [[ "${ENABLE_NODE_AUTOSCALER}" == "true" ]]; then
   AUTOSCALER_MIN_NODES="${KUBE_AUTOSCALER_MIN_NODES:-1}"
-  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_MINIONS}}"
+  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_NODES}}"
   TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
   ENABLE_CLUSTER_MONITORING=googleinfluxdb
 fi

cluster/gce/config-test.sh

@@ -19,21 +19,21 @@
 GCLOUD=gcloud
 ZONE=${KUBE_GCE_ZONE:-us-central1-b}
 MASTER_SIZE=${MASTER_SIZE:-n1-standard-2}
-MINION_SIZE=${MINION_SIZE:-n1-standard-2}
+NODE_SIZE=${NODE_SIZE:-n1-standard-2}
-NUM_MINIONS=${NUM_MINIONS:-3}
+NUM_NODES=${NUM_NODES:-3}
 MASTER_DISK_TYPE=pd-ssd
 MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20GB}
-MINION_DISK_TYPE=${MINION_DISK_TYPE:-pd-standard}
+NODE_DISK_TYPE=${NODE_DISK_TYPE:-pd-standard}
-MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}
+NODE_DISK_SIZE=${NODE_DISK_SIZE:-100GB}
 REGISTER_MASTER_KUBELET=${REGISTER_MASTER:-false}
 KUBE_APISERVER_REQUEST_TIMEOUT=300
-PREEMPTIBLE_MINION=${PREEMPTIBLE_MINION:-false}
+PREEMPTIBLE_NODE=${PREEMPTIBLE_NODE:-false}
 
 OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-debian}
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20151103}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
-MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-"${MASTER_IMAGE}"}
+NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-"${MASTER_IMAGE}"}
-MINION_IMAGE_PROJECT=${KUBE_GCE_MINION_PROJECT:-"${MASTER_IMAGE_PROJECT}"}
+NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-"${MASTER_IMAGE_PROJECT}"}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}
 RKT_VERSION=${KUBE_RKT_VERSION:-0.5.5}
 
@@ -41,10 +41,10 @@ NETWORK=${KUBE_GCE_NETWORK:-e2e}
 INSTANCE_PREFIX="${KUBE_GCE_INSTANCE_PREFIX:-e2e-test-${USER}}"
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
 CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.245.0.0/16}"
 MASTER_IP_RANGE="${MASTER_IP_RANGE:-10.246.0.0/24}"
-MINION_SCOPES="${MINION_SCOPES:-compute-rw,monitoring,logging-write,storage-ro}"
+NODE_SCOPES="${NODE_SCOPES:-compute-rw,monitoring,logging-write,storage-ro}"
 RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-}"
 TERMINATED_POD_GC_THRESHOLD=${TERMINATED_POD_GC_THRESHOLD:-100}
 
@@ -109,7 +109,7 @@ ENABLE_CLUSTER_UI="${KUBE_ENABLE_CLUSTER_UI:-true}"
 ENABLE_NODE_AUTOSCALER="${KUBE_ENABLE_NODE_AUTOSCALER:-false}"
 if [[ "${ENABLE_NODE_AUTOSCALER}" == "true" ]]; then
   AUTOSCALER_MIN_NODES="${KUBE_AUTOSCALER_MIN_NODES:-1}"
-  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_MINIONS}}"
+  AUTOSCALER_MAX_NODES="${KUBE_AUTOSCALER_MAX_NODES:-${NUM_NODES}}"
   TARGET_NODE_UTILIZATION="${KUBE_TARGET_NODE_UTILIZATION:-0.7}"
 fi
 

cluster/gce/configure-vm.sh

@@ -285,7 +285,7 @@ opencontrail_public_subnet: '$(echo "$OPENCONTRAIL_PUBLIC_SUBNET")'
 enable_manifest_url: '$(echo "$ENABLE_MANIFEST_URL" | sed -e "s/'/''/g")'
 manifest_url: '$(echo "$MANIFEST_URL" | sed -e "s/'/''/g")'
 manifest_url_header: '$(echo "$MANIFEST_URL_HEADER" | sed -e "s/'/''/g")'
-num_nodes: $(echo "${NUM_MINIONS}")
+num_nodes: $(echo "${NUM_NODES}")
 e2e_storage_test_environment: '$(echo "$E2E_STORAGE_TEST_ENVIRONMENT" | sed -e "s/'/''/g")'
 EOF
 

cluster/gce/upgrade.sh

@@ -121,15 +121,15 @@ function prepare-upgrade() {
 }
 
 
-# Reads kube-env metadata from first node in MINION_NAMES.
+# Reads kube-env metadata from first node in NODE_NAMES.
 #
 # Assumed vars:
-#   MINION_NAMES
+#   NODE_NAMES
 #   PROJECT
 #   ZONE
 function get-node-env() {
   # TODO(zmerlynn): Make this more reliable with retries.
-  gcloud compute --project ${PROJECT} ssh --zone ${ZONE} ${MINION_NAMES[0]} --command \
+  gcloud compute --project ${PROJECT} ssh --zone ${ZONE} ${NODE_NAMES[0]} --command \
     "curl --fail --silent -H 'Metadata-Flavor: Google' \
       'http://metadata/computeMetadata/v1/instance/attributes/kube-env'" 2>/dev/null
 }
@@ -145,7 +145,7 @@ function get-env-val() {
 
 # Assumed vars:
 #   KUBE_VERSION
-#   MINION_SCOPES
+#   NODE_SCOPES
 #   NODE_INSTANCE_PREFIX
 #   PROJECT
 #   ZONE
@@ -167,7 +167,7 @@ function upgrade-nodes() {
 #
 # Assumed vars:
 #   KUBE_VERSION
-#   MINION_SCOPES
+#   NODE_SCOPES
 #   NODE_INSTANCE_PREFIX
 #   PROJECT
 #   ZONE
@@ -188,8 +188,8 @@ function prepare-node-upgrade() {
 
   # TODO(zmerlynn): Refactor setting scope flags.
   local scope_flags=
-  if [ -n "${MINION_SCOPES}" ]; then
+  if [ -n "${NODE_SCOPES}" ]; then
-    scope_flags="--scopes ${MINION_SCOPES}"
+    scope_flags="--scopes ${NODE_SCOPES}"
   else
     scope_flags="--no-scopes"
   fi

cluster/gce/util.sh

@@ -214,13 +214,13 @@ function upload-server-tars() {
 # Assumed vars:
 #   NODE_INSTANCE_PREFIX
 # Vars set:
-#   MINION_NAMES
+#   NODE_NAMES
 function detect-minion-names {
   detect-project
-  MINION_NAMES=($(gcloud compute instance-groups managed list-instances \
+  NODE_NAMES=($(gcloud compute instance-groups managed list-instances \
     "${NODE_INSTANCE_PREFIX}-group" --zone "${ZONE}" --project "${PROJECT}" \
     --format=yaml | grep instance: | cut -d ' ' -f 2))
-  echo "MINION_NAMES=${MINION_NAMES[*]}" >&2
+  echo "NODE_NAMES=${NODE_NAMES[*]}" >&2
 }
 
 # Detect the information about the minions
@@ -228,24 +228,24 @@ function detect-minion-names {
 # Assumed vars:
 #   ZONE
 # Vars set:
-#   MINION_NAMES
+#   NODE_NAMES
-#   KUBE_MINION_IP_ADDRESSES (array)
+#   KUBE_NODE_IP_ADDRESSES (array)
 function detect-minions () {
   detect-project
   detect-minion-names
-  KUBE_MINION_IP_ADDRESSES=()
+  KUBE_NODE_IP_ADDRESSES=()
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
     local minion_ip=$(gcloud compute instances describe --project "${PROJECT}" --zone "${ZONE}" \
-      "${MINION_NAMES[$i]}" --fields networkInterfaces[0].accessConfigs[0].natIP \
+      "${NODE_NAMES[$i]}" --fields networkInterfaces[0].accessConfigs[0].natIP \
       --format=text | awk '{ print $2 }')
     if [[ -z "${minion_ip-}" ]] ; then
-      echo "Did not find ${MINION_NAMES[$i]}" >&2
+      echo "Did not find ${NODE_NAMES[$i]}" >&2
     else
-      echo "Found ${MINION_NAMES[$i]} at ${minion_ip}"
+      echo "Found ${NODE_NAMES[$i]} at ${minion_ip}"
-      KUBE_MINION_IP_ADDRESSES+=("${minion_ip}")
+      KUBE_NODE_IP_ADDRESSES+=("${minion_ip}")
     fi
   done
-  if [[ -z "${KUBE_MINION_IP_ADDRESSES-}" ]]; then
+  if [[ -z "${KUBE_NODE_IP_ADDRESSES-}" ]]; then
     echo "Could not detect Kubernetes minion nodes.  Make sure you've launched a cluster with 'kube-up.sh'" >&2
     exit 1
   fi
@@ -370,19 +370,19 @@ function create-node-template {
 
   local attempt=1
   local preemptible_minions=""
-  if [[ "${PREEMPTIBLE_MINION}" == "true" ]]; then
+  if [[ "${PREEMPTIBLE_NODE}" == "true" ]]; then
     preemptible_minions="--preemptible --maintenance-policy TERMINATE"
   fi
   while true; do
     echo "Attempt ${attempt} to create ${1}" >&2
     if ! gcloud compute instance-templates create "$template_name" \
       --project "${PROJECT}" \
-      --machine-type "${MINION_SIZE}" \
+      --machine-type "${NODE_SIZE}" \
-      --boot-disk-type "${MINION_DISK_TYPE}" \
+      --boot-disk-type "${NODE_DISK_TYPE}" \
-      --boot-disk-size "${MINION_DISK_SIZE}" \
+      --boot-disk-size "${NODE_DISK_SIZE}" \
-      --image-project="${MINION_IMAGE_PROJECT}" \
+      --image-project="${NODE_IMAGE_PROJECT}" \
-      --image "${MINION_IMAGE}" \
+      --image "${NODE_IMAGE}" \
-      --tags "${MINION_TAG}" \
+      --tags "${NODE_TAG}" \
       --network "${NETWORK}" \
       ${preemptible_minions} \
       $2 \
@@ -649,7 +649,7 @@ function kube-up {
   create-master-instance "${MASTER_RESERVED_IP}" &
 
   # Create a single firewall rule for all minions.
-  create-firewall-rule "${MINION_TAG}-all" "${CLUSTER_IP_RANGE}" "${MINION_TAG}" &
+  create-firewall-rule "${NODE_TAG}-all" "${CLUSTER_IP_RANGE}" "${NODE_TAG}" &
 
   # Report logging choice (if any).
   if [[ "${ENABLE_NODE_LOGGING-}" == "true" ]]; then
@@ -663,8 +663,8 @@ function kube-up {
 
   # TODO(zmerlynn): Refactor setting scope flags.
   local scope_flags=
-  if [ -n "${MINION_SCOPES}" ]; then
+  if [ -n "${NODE_SCOPES}" ]; then
-    scope_flags="--scopes ${MINION_SCOPES}"
+    scope_flags="--scopes ${NODE_SCOPES}"
   else
     scope_flags="--no-scopes"
   fi
@@ -680,7 +680,7 @@ function kube-up {
       --project "${PROJECT}" \
       --zone "${ZONE}" \
       --base-instance-name "${NODE_INSTANCE_PREFIX}" \
-      --size "${NUM_MINIONS}" \
+      --size "${NUM_NODES}" \
       --template "$template_name" || true;
   gcloud compute instance-groups managed wait-until-stable \
       "${NODE_INSTANCE_PREFIX}-group" \
@@ -877,11 +877,11 @@ function kube-down {
   fi
 
   # Delete firewall rule for minions.
-  if gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-all" &>/dev/null; then
+  if gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-all" &>/dev/null; then
     gcloud compute firewall-rules delete  \
       --project "${PROJECT}" \
       --quiet \
-      "${MINION_TAG}-all"
+      "${NODE_TAG}-all"
   fi
 
   # Delete routes.
@@ -989,7 +989,7 @@ function check-resources {
     return 1
   fi
 
-  if gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-all" &>/dev/null; then
+  if gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-all" &>/dev/null; then
     KUBE_RESOURCE_FOUND="Firewall rules for ${MASTER_NAME}-all"
     return 1
   fi
@@ -1040,8 +1040,8 @@ function prepare-push() {
 
     # TODO(zmerlynn): Refactor setting scope flags.
     local scope_flags=
-    if [ -n "${MINION_SCOPES}" ]; then
+    if [ -n "${NODE_SCOPES}" ]; then
-      scope_flags="--scopes ${MINION_SCOPES}"
+      scope_flags="--scopes ${NODE_SCOPES}"
     else
       scope_flags="--no-scopes"
     fi
@@ -1105,8 +1105,8 @@ function kube-push {
 
   push-master
 
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-    push-node "${MINION_NAMES[$i]}" &
+    push-node "${NODE_NAMES[$i]}" &
   done
   wait-for-jobs
 
@@ -1153,34 +1153,34 @@ function test-setup {
   local start=`date +%s`
   gcloud compute firewall-rules create \
     --project "${PROJECT}" \
-    --target-tags "${MINION_TAG}" \
+    --target-tags "${NODE_TAG}" \
     --allow tcp:80,tcp:8080 \
     --network "${NETWORK}" \
-    "${MINION_TAG}-${INSTANCE_PREFIX}-http-alt" 2> /dev/null || true
+    "${NODE_TAG}-${INSTANCE_PREFIX}-http-alt" 2> /dev/null || true
   # As there is no simple way to wait longer for this operation we need to manually
   # wait some additional time (20 minutes altogether).
-  until gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-${INSTANCE_PREFIX}-http-alt" 2> /dev/null || [ $(($start + 1200)) -lt `date +%s` ]
+  until gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-${INSTANCE_PREFIX}-http-alt" 2> /dev/null || [ $(($start + 1200)) -lt `date +%s` ]
   do sleep 5
   done
   # Check if the firewall rule exists and fail if it does not.
-  gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-${INSTANCE_PREFIX}-http-alt"
+  gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-${INSTANCE_PREFIX}-http-alt"
 
   # Open up the NodePort range
   # TODO(justinsb): Move to main setup, if we decide whether we want to do this by default.
   start=`date +%s`
   gcloud compute firewall-rules create \
     --project "${PROJECT}" \
-    --target-tags "${MINION_TAG}" \
+    --target-tags "${NODE_TAG}" \
     --allow tcp:30000-32767,udp:30000-32767 \
     --network "${NETWORK}" \
-    "${MINION_TAG}-${INSTANCE_PREFIX}-nodeports" 2> /dev/null || true
+    "${NODE_TAG}-${INSTANCE_PREFIX}-nodeports" 2> /dev/null || true
   # As there is no simple way to wait longer for this operation we need to manually
   # wait some additional time (20 minutes altogether).
-  until gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-${INSTANCE_PREFIX}-nodeports" 2> /dev/null || [ $(($start + 1200)) -lt `date +%s` ]
+  until gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-${INSTANCE_PREFIX}-nodeports" 2> /dev/null || [ $(($start + 1200)) -lt `date +%s` ]
   do sleep 5
   done
   # Check if the firewall rule exists and fail if it does not.
-  gcloud compute firewall-rules describe --project "${PROJECT}" "${MINION_TAG}-${INSTANCE_PREFIX}-nodeports"
+  gcloud compute firewall-rules describe --project "${PROJECT}" "${NODE_TAG}-${INSTANCE_PREFIX}-nodeports"
 }
 
 # Execute after running tests to perform any required clean-up. This is called
@@ -1191,11 +1191,11 @@ function test-teardown {
   gcloud compute firewall-rules delete  \
     --project "${PROJECT}" \
     --quiet \
-    "${MINION_TAG}-${INSTANCE_PREFIX}-http-alt" || true
+    "${NODE_TAG}-${INSTANCE_PREFIX}-http-alt" || true
   gcloud compute firewall-rules delete  \
     --project "${PROJECT}" \
     --quiet \
-    "${MINION_TAG}-${INSTANCE_PREFIX}-nodeports" || true
+    "${NODE_TAG}-${INSTANCE_PREFIX}-nodeports" || true
   "${KUBE_ROOT}/cluster/kube-down.sh"
 }
 
@@ -1333,7 +1333,7 @@ KUBELET_APISERVER: $(yaml-quote ${KUBELET_APISERVER:-})
 ENABLE_MANIFEST_URL: $(yaml-quote ${ENABLE_MANIFEST_URL:-false})
 MANIFEST_URL: $(yaml-quote ${MANIFEST_URL:-})
 MANIFEST_URL_HEADER: $(yaml-quote ${MANIFEST_URL_HEADER:-})
-NUM_MINIONS: $(yaml-quote ${NUM_MINIONS})
+NUM_NODES: $(yaml-quote ${NUM_NODES})
 EOF
     if [ -n "${APISERVER_TEST_ARGS:-}" ]; then
       cat >>$file <<EOF

cluster/gke/config-common.sh

@@ -19,7 +19,7 @@
 # - CLUSTER_NAME  (the name of the cluster)
 
 ZONE="${ZONE:-us-central1-f}"
-NUM_MINIONS="${NUM_MINIONS:-3}"
+NUM_NODES="${NUM_NODES:-3}"
 CLUSTER_API_VERSION="${CLUSTER_API_VERSION:-}"
 NETWORK="${NETWORK:-default}"
 NETWORK_RANGE="${NETWORK_RANGE:-10.240.0.0/16}"
@@ -27,7 +27,7 @@ FIREWALL_SSH="${FIREWALL_SSH:-${NETWORK}-allow-ssh}"
 GCLOUD="${GCLOUD:-gcloud}"
 CMD_GROUP="${CMD_GROUP:-}"
 GCLOUD_CONFIG_DIR="${GCLOUD_CONFIG_DIR:-${HOME}/.config/gcloud/kubernetes}"
-MINION_SCOPES="${MINION_SCOPES:-"compute-rw,storage-ro"}"
+NODE_SCOPES="${NODE_SCOPES:-"compute-rw,storage-ro"}"
 MACHINE_TYPE="${MACHINE_TYPE:-n1-standard-2}"
 
 # WARNING: any new vars added here must correspond to options that can be

cluster/gke/config-test.sh

@@ -17,7 +17,7 @@
 # The following are test-specific settings.
 CLUSTER_NAME="${CLUSTER_NAME:-${USER}-gke-e2e}"
 NETWORK=${KUBE_GKE_NETWORK:-e2e}
-MINION_TAG="k8s-${CLUSTER_NAME}-node"
+NODE_TAG="k8s-${CLUSTER_NAME}-node"
 
 
 # For ease of maintenance, extract any pieces that do not vary between default

cluster/gke/util.sh

@@ -112,8 +112,8 @@ function verify-prereqs() {
 #   CLUSTER_NAME
 #   ZONE
 #   CLUSTER_API_VERSION (optional)
-#   NUM_MINIONS
+#   NUM_NODES
-#   MINION_SCOPES
+#   NODE_SCOPES
 #   MACHINE_TYPE
 function kube-up() {
   echo "... in gke:kube-up()" >&2
@@ -143,9 +143,9 @@ function kube-up() {
   local create_args=(
     "--zone=${ZONE}"
     "--project=${PROJECT}"
-    "--num-nodes=${NUM_MINIONS}"
+    "--num-nodes=${NUM_NODES}"
     "--network=${NETWORK}"
-    "--scopes=${MINION_SCOPES}"
+    "--scopes=${NODE_SCOPES}"
     "--cluster-version=${CLUSTER_API_VERSION}"
     "--machine-type=${MACHINE_TYPE}"
   )
@@ -163,7 +163,7 @@ function kube-up() {
 #   GCLOUD
 #   ZONE
 # Vars set:
-#   MINION_TAG
+#   NODE_TAG
 function test-setup() {
   echo "... in gke:test-setup()" >&2
   # Detect the project into $PROJECT if it isn't set
@@ -171,22 +171,22 @@ function test-setup() {
   detect-minions >&2
 
   # At this point, CLUSTER_NAME should have been used, so its value is final.
-  MINION_TAG=$($GCLOUD compute instances describe ${MINION_NAMES[0]} --project="${PROJECT}" --zone="${ZONE}" | grep -o "gke-${CLUSTER_NAME}-.\{8\}-node" | head -1)
+  NODE_TAG=$($GCLOUD compute instances describe ${NODE_NAMES[0]} --project="${PROJECT}" --zone="${ZONE}" | grep -o "gke-${CLUSTER_NAME}-.\{8\}-node" | head -1)
-  OLD_MINION_TAG="k8s-${CLUSTER_NAME}-node"
+  OLD_NODE_TAG="k8s-${CLUSTER_NAME}-node"
 
   # Open up port 80 & 8080 so common containers on minions can be reached.
   "${GCLOUD}" compute firewall-rules create \
     "${CLUSTER_NAME}-http-alt" \
     --allow tcp:80,tcp:8080 \
     --project "${PROJECT}" \
-    --target-tags "${MINION_TAG},${OLD_MINION_TAG}" \
+    --target-tags "${NODE_TAG},${OLD_NODE_TAG}" \
     --network="${NETWORK}"
 
   "${GCLOUD}" compute firewall-rules create \
     "${CLUSTER_NAME}-nodeports" \
     --allow tcp:30000-32767,udp:30000-32767 \
     --project "${PROJECT}" \
-    --target-tags "${MINION_TAG},${OLD_MINION_TAG}" \
+    --target-tags "${NODE_TAG},${OLD_NODE_TAG}" \
     --network="${NETWORK}"
 }
 
@@ -209,7 +209,7 @@ function detect-master() {
 # Assumed vars:
 #   none
 # Vars set:
-#   MINION_NAMES
+#   NODE_NAMES
 function detect-minions() {
   echo "... in gke:detect-minions()" >&2
   detect-minion-names
@@ -220,16 +220,16 @@ function detect-minions() {
 # Assumed vars:
 #   none
 # Vars set:
-#   MINION_NAMES
+#   NODE_NAMES
 function detect-minion-names {
   echo "... in gke:detect-minion-names()" >&2
   detect-project
   detect-node-instance-group
-  MINION_NAMES=($(gcloud compute instance-groups managed list-instances \
+  NODE_NAMES=($(gcloud compute instance-groups managed list-instances \
     "${NODE_INSTANCE_GROUP}" --zone "${ZONE}" --project "${PROJECT}" \
     --format=yaml | grep instance: | cut -d ' ' -f 2))
 
-  echo "MINION_NAMES=${MINION_NAMES[*]}"
+  echo "NODE_NAMES=${NODE_NAMES[*]}"
 }
 
 # Detect instance group name generated by gke

cluster/juju/config-test.sh

@@ -14,4 +14,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-NUM_MINIONS=${NUM_MINIONS:-2}
+NUM_NODES=${NUM_NODES:-2}

cluster/juju/util.sh

@@ -69,9 +69,9 @@ function detect-minions() {
     # ]
 
     # Strip out the IP addresses
-    export KUBE_MINION_IP_ADDRESSES=($(${JUJU_PATH}/return-node-ips.py "${ipoutput}"))
+    export KUBE_NODE_IP_ADDRESSES=($(${JUJU_PATH}/return-node-ips.py "${ipoutput}"))
-    # echo "Kubernetes minions: " ${KUBE_MINION_IP_ADDRESSES[@]} 1>&2
+    # echo "Kubernetes minions: " ${KUBE_NODE_IP_ADDRESSES[@]} 1>&2
-    export NUM_MINIONS=${#KUBE_MINION_IP_ADDRESSES[@]}
+    export NUM_NODES=${#KUBE_NODE_IP_ADDRESSES[@]}
 }
 
 function get-password() {

cluster/kube-util.sh

@@ -26,12 +26,12 @@ function detect-master {
 
 # Get minion names if they are not static.
 function detect-minion-names {
-	echo "MINION_NAMES: [${MINION_NAMES[*]}]" 1>&2
+	echo "NODE_NAMES: [${NODE_NAMES[*]}]" 1>&2
 }
 
-# Get minion IP addresses and store in KUBE_MINION_IP_ADDRESSES[]
+# Get minion IP addresses and store in KUBE_NODE_IP_ADDRESSES[]
 function detect-minions {
-	echo "KUBE_MINION_IP_ADDRESSES: [${KUBE_MINION_IP_ADDRESSES[*]}]" 1>&2
+	echo "KUBE_NODE_IP_ADDRESSES: [${KUBE_NODE_IP_ADDRESSES[*]}]" 1>&2
 }
 
 # Verify prereqs on host machine

cluster/kubemark/config-default.sh

@@ -22,11 +22,11 @@
 GCLOUD=gcloud
 ZONE=${KUBE_GCE_ZONE:-us-central1-b}
 MASTER_SIZE=${MASTER_SIZE:-n1-standard-4}
-NUM_MINIONS=${NUM_MINIONS:-100}
+NUM_NODES=${NUM_NODES:-100}
 MASTER_DISK_TYPE=pd-ssd
 MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20GB}
 REGISTER_MASTER_KUBELET=${REGISTER_MASTER:-false}
-PREEMPTIBLE_MINION=${PREEMPTIBLE_MINION:-false}
+PREEMPTIBLE_NODE=${PREEMPTIBLE_NODE:-false}
 
 OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-debian}
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20151103}

cluster/libvirt-coreos/config-default.sh

@@ -17,8 +17,8 @@
 ## Contains configuration values for interacting with the libvirt CoreOS cluster
 
 # Number of minions in the cluster
-NUM_MINIONS=${NUM_MINIONS:-3}
+NUM_NODES=${NUM_NODES:-3}
-export NUM_MINIONS
+export NUM_NODES
 
 # The IP of the master
 export MASTER_IP="192.168.10.1"
@@ -33,18 +33,18 @@ MASTER_CONTAINER_NETMASK="255.255.255.0"
 MASTER_CONTAINER_ADDR="${NODE_CONTAINER_SUBNET_BASE}.0.1"
 MASTER_CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.1/24"
 CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.0/16"
-if [[ "$NUM_MINIONS" -gt 253 ]]; then
+if [[ "$NUM_NODES" -gt 253 ]]; then
   echo "ERROR: Because of how IPs are allocated in ${BASH_SOURCE}, you cannot create more than 253 nodes"
   exit 1
 fi
-for ((i=0; i < NUM_MINIONS; i++)) do
+for ((i=0; i < NUM_NODES; i++)) do
   NODE_IPS[$i]="${NODE_IP_BASE}$((i+2))"
   NODE_NAMES[$i]="${INSTANCE_PREFIX}-node-$((i+1))"
   NODE_CONTAINER_SUBNETS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1/24"
   NODE_CONTAINER_ADDRS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1"
   NODE_CONTAINER_NETMASKS[$i]="255.255.255.0"
 done
-NODE_CONTAINER_SUBNETS[$NUM_MINIONS]=$MASTER_CONTAINER_SUBNET
+NODE_CONTAINER_SUBNETS[$NUM_NODES]=$MASTER_CONTAINER_SUBNET
 
 SERVICE_CLUSTER_IP_RANGE=10.11.0.0/16  # formerly PORTAL_NET
 

cluster/libvirt-coreos/util.sh

@@ -167,8 +167,8 @@ function wait-cluster-readiness {
   local timeout=120
   while [[ $timeout -ne 0 ]]; do
     nb_ready_nodes=$("${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)
-    echo "Nb ready nodes: $nb_ready_nodes / $NUM_MINIONS"
+    echo "Nb ready nodes: $nb_ready_nodes / $NUM_NODES"
-    if [[ "$nb_ready_nodes" -eq "$NUM_MINIONS" ]]; then
+    if [[ "$nb_ready_nodes" -eq "$NUM_NODES" ]]; then
         return 0
     fi
 
@@ -191,8 +191,8 @@ function kube-up {
   readonly kubernetes_dir="$POOL_PATH/kubernetes"
 
   local i
-  for (( i = 0 ; i <= $NUM_MINIONS ; i++ )); do
+  for (( i = 0 ; i <= $NUM_NODES ; i++ )); do
-    if [[ $i -eq $NUM_MINIONS ]]; then
+    if [[ $i -eq $NUM_NODES ]]; then
         etcd2_initial_cluster[$i]="${MASTER_NAME}=http://${MASTER_IP}:2380"
     else
         etcd2_initial_cluster[$i]="${NODE_NAMES[$i]}=http://${NODE_IPS[$i]}:2380"
@@ -201,8 +201,8 @@ function kube-up {
   etcd2_initial_cluster=$(join , "${etcd2_initial_cluster[@]}")
   readonly machines=$(join , "${KUBE_NODE_IP_ADDRESSES[@]}")
 
-  for (( i = 0 ; i <= $NUM_MINIONS ; i++ )); do
+  for (( i = 0 ; i <= $NUM_NODES ; i++ )); do
-    if [[ $i -eq $NUM_MINIONS ]]; then
+    if [[ $i -eq $NUM_NODES ]]; then
         type=master
         name=$MASTER_NAME
         public_ip=$MASTER_IP
@@ -262,7 +262,7 @@ function upload-server-tars {
 function kube-push {
   kube-push-internal
   ssh-to-node "$MASTER_NAME" "sudo systemctl restart kube-apiserver kube-controller-manager kube-scheduler"
-  for ((i=0; i < NUM_MINIONS; i++)); do
+  for ((i=0; i < NUM_NODES; i++)); do
     ssh-to-node "${NODE_NAMES[$i]}" "sudo systemctl restart kubelet kube-proxy"
   done
   wait-cluster-readiness
@@ -317,7 +317,7 @@ function ssh-to-node {
   elif [[ "$node" == "$MASTER_NAME" ]]; then
       machine="$MASTER_IP"
   else
-    for ((i=0; i < NUM_MINIONS; i++)); do
+    for ((i=0; i < NUM_NODES; i++)); do
         if [[ "$node" == "${NODE_NAMES[$i]}" ]]; then
             machine="${NODE_IPS[$i]}"
             break

cluster/mesos/docker/config-default.sh

@@ -16,10 +16,10 @@
 
 ## Contains configuration values for interacting with the mesos/docker cluster
 
-NUM_MINIONS=${NUM_MINIONS:-2}
+NUM_NODES=${NUM_NODES:-2}
 INSTANCE_PREFIX="${INSTANCE_PREFIX:-kubernetes}"
 MASTER_NAME="${INSTANCE_PREFIX}-master"
-MINION_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_MINIONS}}))
+NODE_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_NODES}}))
 
 SERVICE_CLUSTER_IP_RANGE=10.10.10.0/24
 

cluster/mesos/docker/config-test.sh

@@ -15,8 +15,8 @@
 # limitations under the License.
 
 ## Contains configuration values for interacting with the docker-compose cluster in test mode
-#Set NUM_MINIONS to minimum required for testing.
+#Set NUM_NODES to minimum required for testing.
-NUM_MINIONS=2
+NUM_NODES=2
 
 KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../../..
 source "${KUBE_ROOT}/cluster/${KUBERNETES_PROVIDER}/config-default.sh"

cluster/mesos/docker/util.sh

@@ -204,7 +204,7 @@ function detect-master {
   echo "KUBE_MASTER_IP: $KUBE_MASTER_IP" 1>&2
 }
 
-# Get minion IP addresses and store in KUBE_MINION_IP_ADDRESSES[]
+# Get minion IP addresses and store in KUBE_NODE_IP_ADDRESSES[]
 # These Mesos slaves MAY host Kublets,
 # but might not have a Kublet running unless a kubernetes task has been scheduled on them.
 function detect-minions {
@@ -215,9 +215,9 @@ function detect-minions {
   fi
   while read -r docker_id; do
     local minion_ip=$(docker inspect --format="{{.NetworkSettings.IPAddress}}" "${docker_id}")
-    KUBE_MINION_IP_ADDRESSES+=("${minion_ip}")
+    KUBE_NODE_IP_ADDRESSES+=("${minion_ip}")
   done <<< "$docker_ids"
-  echo "KUBE_MINION_IP_ADDRESSES: [${KUBE_MINION_IP_ADDRESSES[*]}]" 1>&2
+  echo "KUBE_NODE_IP_ADDRESSES: [${KUBE_NODE_IP_ADDRESSES[*]}]" 1>&2
 }
 
 # Verify prereqs on host machine
@@ -283,8 +283,8 @@ function kube-up {
 
   echo "Starting ${KUBERNETES_PROVIDER} cluster" 1>&2
   cluster::mesos::docker::docker_compose up -d
-  echo "Scaling ${KUBERNETES_PROVIDER} cluster to ${NUM_MINIONS} slaves"
+  echo "Scaling ${KUBERNETES_PROVIDER} cluster to ${NUM_NODES} slaves"
-  cluster::mesos::docker::docker_compose scale mesosslave=${NUM_MINIONS}
+  cluster::mesos::docker::docker_compose scale mesosslave=${NUM_NODES}
 
   # await-health-check requires GNU timeout
   # apiserver hostname resolved by docker

cluster/options.md

@@ -8,7 +8,7 @@ These options apply across providers.  There are additional documents for option
 
 This is a work-in-progress; not all options are documented yet!
 
-**NUM_MINIONS**
+**NUM_NODES**
 
 The number of minion instances to create.  Most providers default this to 4.
 

cluster/rackspace/config-default.sh

@@ -16,7 +16,7 @@
 
 # Sane defaults for dev environments. The following variables can be easily overriden
 # by setting each as a ENV variable ahead of time:
-# KUBE_IMAGE, KUBE_MASTER_FLAVOR, KUBE_NODE_FLAVOR, NUM_MINIONS, NOVA_NETWORK and SSH_KEY_NAME
+# KUBE_IMAGE, KUBE_MASTER_FLAVOR, KUBE_NODE_FLAVOR, NUM_NODES, NOVA_NETWORK and SSH_KEY_NAME
 
 # Shared
 KUBE_IMAGE="${KUBE_IMAGE-f2a71670-ced3-4274-80b6-0efcd0f8f91b}" # CoreOS(Beta)
@@ -32,9 +32,9 @@ MASTER_TAG="tags=${INSTANCE_PREFIX}-master"
 
 # Node
 KUBE_NODE_FLAVOR="${KUBE_NODE_FLAVOR-general1-2}"
-NUM_MINIONS="${NUM_MINIONS-4}"
+NUM_NODES="${NUM_NODES-4}"
 NODE_TAG="tags=${INSTANCE_PREFIX}-node"
-NODE_NAMES=($(eval echo ${INSTANCE_PREFIX}-node-{1..${NUM_MINIONS}}))
+NODE_NAMES=($(eval echo ${INSTANCE_PREFIX}-node-{1..${NUM_NODES}}))
 KUBE_NETWORK="10.240.0.0/16"
 SERVICE_CLUSTER_IP_RANGE="10.0.0.0/16"  # formerly PORTAL_NET
 

cluster/ubuntu/config-default.sh

@@ -27,7 +27,7 @@ role=${role:-"ai i i"}
 export roles=($role)
 
 # Define minion numbers
-export NUM_MINIONS=${NUM_MINIONS:-3}
+export NUM_NODES=${NUM_NODES:-3}
 # define the IP range used for service cluster IPs.
 # according to rfc 1918 ref: https://tools.ietf.org/html/rfc1918 choose a private ip range here.
 export SERVICE_CLUSTER_IP_RANGE=${SERVICE_CLUSTER_IP_RANGE:-192.168.3.0/24}  # formerly PORTAL_NET

cluster/vagrant/config-default.sh

@@ -17,8 +17,8 @@
 ## Contains configuration values for interacting with the Vagrant cluster
 
 # Number of minions in the cluster
-NUM_MINIONS=${NUM_MINIONS-"1"}
+NUM_NODES=${NUM_NODES-"1"}
-export NUM_MINIONS
+export NUM_NODES
 
 # The IP of the master
 export MASTER_IP=${MASTER_IP-"10.245.1.2"}
@@ -31,19 +31,19 @@ export MASTER_NAME="${INSTANCE_PREFIX}-master"
 REGISTER_MASTER_KUBELET=${REGISTER_MASTER:-false}
 
 # Map out the IPs, names and container subnets of each minion
-export MINION_IP_BASE=${MINION_IP_BASE-"10.245.1."}
+export NODE_IP_BASE=${NODE_IP_BASE-"10.245.1."}
-MINION_CONTAINER_SUBNET_BASE="10.246"
+NODE_CONTAINER_SUBNET_BASE="10.246"
 MASTER_CONTAINER_NETMASK="255.255.255.0"
-MASTER_CONTAINER_ADDR="${MINION_CONTAINER_SUBNET_BASE}.0.1"
+MASTER_CONTAINER_ADDR="${NODE_CONTAINER_SUBNET_BASE}.0.1"
-MASTER_CONTAINER_SUBNET="${MINION_CONTAINER_SUBNET_BASE}.0.1/24"
+MASTER_CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.1/24"
-CONTAINER_SUBNET="${MINION_CONTAINER_SUBNET_BASE}.0.0/16"
+CONTAINER_SUBNET="${NODE_CONTAINER_SUBNET_BASE}.0.0/16"
-for ((i=0; i < NUM_MINIONS; i++)) do
+for ((i=0; i < NUM_NODES; i++)) do
-  MINION_IPS[$i]="${MINION_IP_BASE}$((i+3))"
+  NODE_IPS[$i]="${NODE_IP_BASE}$((i+3))"
-  MINION_NAMES[$i]="${INSTANCE_PREFIX}-minion-$((i+1))"
+  NODE_NAMES[$i]="${INSTANCE_PREFIX}-minion-$((i+1))"
-  MINION_CONTAINER_SUBNETS[$i]="${MINION_CONTAINER_SUBNET_BASE}.$((i+1)).1/24"
+  NODE_CONTAINER_SUBNETS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1/24"
-  MINION_CONTAINER_ADDRS[$i]="${MINION_CONTAINER_SUBNET_BASE}.$((i+1)).1"
+  NODE_CONTAINER_ADDRS[$i]="${NODE_CONTAINER_SUBNET_BASE}.$((i+1)).1"
-  MINION_CONTAINER_NETMASKS[$i]="255.255.255.0"
+  NODE_CONTAINER_NETMASKS[$i]="255.255.255.0"
-  VAGRANT_MINION_NAMES[$i]="minion-$((i+1))"
+  VAGRANT_NODE_NAMES[$i]="minion-$((i+1))"
 done
 
 SERVICE_CLUSTER_IP_RANGE=10.247.0.0/16  # formerly PORTAL_NET

cluster/vagrant/config-test.sh

@@ -15,8 +15,8 @@
 # limitations under the License.
 
 ## Contains configuration values for interacting with the Vagrant cluster in test mode
-#Set NUM_MINIONS to minimum required for testing.
+#Set NUM_NODES to minimum required for testing.
-NUM_MINIONS=2
+NUM_NODES=2
 
 KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
 source "${KUBE_ROOT}/cluster/vagrant/config-default.sh"

cluster/vagrant/pod-ip-test.sh

@@ -59,7 +59,7 @@ cd "${KUBE_ROOT}"
 echo All verbose output will be redirected to $logfile, use --logfile option to change.
 
 printf "Start the cluster with 2 minions .. "
-export NUM_MINIONS=2
+export NUM_NODES=2
 export KUBERNETES_PROVIDER=vagrant
 
 (cluster/kube-up.sh >>"$logfile" 2>&1) || true

cluster/vagrant/provision-master.sh

@@ -68,9 +68,9 @@ fi
 
 
 # Setup hosts file to support ping by hostname to each minion in the cluster from apiserver
-for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-  minion=${MINION_NAMES[$i]}
+  minion=${NODE_NAMES[$i]}
-  ip=${MINION_IPS[$i]}
+  ip=${NODE_IPS[$i]}
   if [ ! "$(cat /etc/hosts | grep $minion)" ]; then
     echo "Adding $minion to hosts file"
     echo "$ip $minion" >> /etc/hosts

cluster/vagrant/provision-minion.sh

@@ -70,7 +70,7 @@ EOF
 
 # Set the host name explicitly
 # See: https://github.com/mitchellh/vagrant/issues/2430
-hostnamectl set-hostname ${MINION_NAME}
+hostnamectl set-hostname ${NODE_NAME}
 
 if [[ "$(grep 'VERSION_ID' /etc/os-release)" =~ ^VERSION_ID=21 ]]; then
   # Workaround to vagrant inability to guess interface naming sequence
@@ -94,12 +94,12 @@ if [ ! "$(cat /etc/hosts | grep $MASTER_NAME)" ]; then
   echo "Adding $MASTER_NAME to hosts file"
   echo "$MASTER_IP $MASTER_NAME" >> /etc/hosts
 fi
-echo "$MINION_IP $MINION_NAME" >> /etc/hosts
+echo "$NODE_IP $NODE_NAME" >> /etc/hosts
 
 # Setup hosts file to support ping by hostname to each minion in the cluster
-for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-  minion=${MINION_NAMES[$i]}
+  minion=${NODE_NAMES[$i]}
-  ip=${MINION_IPS[$i]}
+  ip=${NODE_IPS[$i]}
   if [ ! "$(cat /etc/hosts | grep $minion)" ]; then
     echo "Adding $minion to hosts file"
     echo "$ip $minion" >> /etc/hosts
@@ -145,13 +145,13 @@ cat <<EOF >/etc/salt/minion.d/grains.conf
 grains:
   cloud: vagrant
   network_mode: openvswitch
-  node_ip: '$(echo "$MINION_IP" | sed -e "s/'/''/g")'
+  node_ip: '$(echo "$NODE_IP" | sed -e "s/'/''/g")'
   api_servers: '$(echo "$MASTER_IP" | sed -e "s/'/''/g")'
   networkInterfaceName: '$(echo "$NETWORK_IF_NAME" | sed -e "s/'/''/g")'
   roles:
     - kubernetes-pool
   cbr-cidr: '$(echo "$CONTAINER_SUBNET" | sed -e "s/'/''/g")'
-  hostname_override: '$(echo "$MINION_IP" | sed -e "s/'/''/g")'
+  hostname_override: '$(echo "$NODE_IP" | sed -e "s/'/''/g")'
   docker_opts: '$(echo "$DOCKER_OPTS" | sed -e "s/'/''/g")'
 EOF
 

cluster/vagrant/util.sh

@@ -25,10 +25,10 @@ function detect-master () {
   echo "KUBE_MASTER_IP: ${KUBE_MASTER_IP}" 1>&2
 }
 
-# Get minion IP addresses and store in KUBE_MINION_IP_ADDRESSES[]
+# Get minion IP addresses and store in KUBE_NODE_IP_ADDRESSES[]
 function detect-minions {
   echo "Minions already detected" 1>&2
-  KUBE_MINION_IP_ADDRESSES=("${MINION_IPS[@]}")
+  KUBE_NODE_IP_ADDRESSES=("${NODE_IPS[@]}")
 }
 
 # Verify prereqs on host machine  Also sets exports USING_KUBE_SCRIPTS=true so
@@ -124,15 +124,15 @@ function create-provision-scripts {
     echo "INSTANCE_PREFIX='${INSTANCE_PREFIX}'"
     echo "MASTER_NAME='${INSTANCE_PREFIX}-master'"
     echo "MASTER_IP='${MASTER_IP}'"
-    echo "MINION_NAMES=(${MINION_NAMES[@]})"
+    echo "NODE_NAMES=(${NODE_NAMES[@]})"
-    echo "MINION_IPS=(${MINION_IPS[@]})"
+    echo "NODE_IPS=(${NODE_IPS[@]})"
     echo "NODE_IP='${MASTER_IP}'"
     echo "CONTAINER_SUBNET='${CONTAINER_SUBNET}'"
     echo "CONTAINER_NETMASK='${MASTER_CONTAINER_NETMASK}'"
     echo "MASTER_CONTAINER_SUBNET='${MASTER_CONTAINER_SUBNET}'"
     echo "CONTAINER_ADDR='${MASTER_CONTAINER_ADDR}'"
-    echo "MINION_CONTAINER_NETMASKS='${MINION_CONTAINER_NETMASKS[@]}'"
+    echo "NODE_CONTAINER_NETMASKS='${NODE_CONTAINER_NETMASKS[@]}'"
-    echo "MINION_CONTAINER_SUBNETS=(${MINION_CONTAINER_SUBNETS[@]})"
+    echo "NODE_CONTAINER_SUBNETS=(${NODE_CONTAINER_SUBNETS[@]})"
     echo "SERVICE_CLUSTER_IP_RANGE='${SERVICE_CLUSTER_IP_RANGE}'"
     echo "MASTER_USER='${MASTER_USER}'"
     echo "MASTER_PASSWD='${MASTER_PASSWD}'"
@@ -163,21 +163,21 @@ function create-provision-scripts {
     awk '!/^#/' "${KUBE_ROOT}/cluster/vagrant/provision-master.sh"
   ) > "${KUBE_TEMP}/master-start.sh"
 
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
     (
       echo "#! /bin/bash"
       echo "MASTER_NAME='${MASTER_NAME}'"
       echo "MASTER_IP='${MASTER_IP}'"
-      echo "MINION_NAMES=(${MINION_NAMES[@]})"
+      echo "NODE_NAMES=(${NODE_NAMES[@]})"
-      echo "MINION_NAME=(${MINION_NAMES[$i]})"
+      echo "NODE_NAME=(${NODE_NAMES[$i]})"
-      echo "MINION_IPS=(${MINION_IPS[@]})"
+      echo "NODE_IPS=(${NODE_IPS[@]})"
-      echo "MINION_IP='${MINION_IPS[$i]}'"
+      echo "NODE_IP='${NODE_IPS[$i]}'"
-      echo "MINION_ID='$i'"
+      echo "NODE_ID='$i'"
-      echo "NODE_IP='${MINION_IPS[$i]}'"
+      echo "NODE_IP='${NODE_IPS[$i]}'"
       echo "MASTER_CONTAINER_SUBNET='${MASTER_CONTAINER_SUBNET}'"
-      echo "CONTAINER_ADDR='${MINION_CONTAINER_ADDRS[$i]}'"
+      echo "CONTAINER_ADDR='${NODE_CONTAINER_ADDRS[$i]}'"
-      echo "CONTAINER_NETMASK='${MINION_CONTAINER_NETMASKS[$i]}'"
+      echo "CONTAINER_NETMASK='${NODE_CONTAINER_NETMASKS[$i]}'"
-      echo "MINION_CONTAINER_SUBNETS=(${MINION_CONTAINER_SUBNETS[@]})"
+      echo "NODE_CONTAINER_SUBNETS=(${NODE_CONTAINER_SUBNETS[@]})"
       echo "CONTAINER_SUBNET='${CONTAINER_SUBNET}'"
       echo "DOCKER_OPTS='${EXTRA_DOCKER_OPTS:-}'"
       echo "VAGRANT_DEFAULT_PROVIDER='${VAGRANT_DEFAULT_PROVIDER:-}'"
@@ -222,9 +222,9 @@ function verify-cluster {
 
   # verify each minion has all required daemons
   local i
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-    echo "Validating ${VAGRANT_MINION_NAMES[$i]}"
+    echo "Validating ${VAGRANT_NODE_NAMES[$i]}"
-    local machine=${VAGRANT_MINION_NAMES[$i]}
+    local machine=${VAGRANT_NODE_NAMES[$i]}
     local -a required_daemon=("salt-minion" "kubelet" "docker")
     local validated="1"
     until [[ "$validated" == "0" ]]; do
@@ -242,13 +242,13 @@ function verify-cluster {
 
   echo
   echo "Waiting for each minion to be registered with cloud provider"
-  for (( i=0; i<${#MINION_IPS[@]}; i++)); do
+  for (( i=0; i<${#NODE_IPS[@]}; i++)); do
-    local machine="${MINION_IPS[$i]}"
+    local machine="${NODE_IPS[$i]}"
     local count="0"
     until [[ "$count" == "1" ]]; do
       local minions
       minions=$("${KUBE_ROOT}/cluster/kubectl.sh" get nodes -o go-template='{{range.items}}{{.metadata.name}}:{{end}}' --api-version=v1)
-      count=$(echo $minions | grep -c "${MINION_IPS[i]}") || {
+      count=$(echo $minions | grep -c "${NODE_IPS[i]}") || {
         printf "."
         sleep 2
         count="0"
@@ -339,7 +339,7 @@ function test-teardown {
 # Find the minion name based on the IP address
 function find-vagrant-name-by-ip {
   local ip="$1"
-  local ip_pattern="${MINION_IP_BASE}(.*)"
+  local ip_pattern="${NODE_IP_BASE}(.*)"
 
   # This is subtle.  We map 10.245.2.2 -> minion-1.  We do this by matching a
   # regexp and using the capture to construct the name.

cluster/validate-cluster.sh

@@ -24,7 +24,7 @@ KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
 source "${KUBE_ROOT}/cluster/kube-env.sh"
 source "${KUBE_ROOT}/cluster/kube-util.sh"
 
-EXPECTED_NUM_NODES="${NUM_MINIONS}"
+EXPECTED_NUM_NODES="${NUM_NODES}"
 if [[ "${REGISTER_MASTER_KUBELET:-}" == "true" ]]; then
   EXPECTED_NUM_NODES=$((EXPECTED_NUM_NODES+1))
 fi

cluster/vsphere/config-default.sh

@@ -14,22 +14,22 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-NUM_MINIONS=4
+NUM_NODES=4
 DISK=./kube/kube.vmdk
 GUEST_ID=debian7_64Guest
 
 INSTANCE_PREFIX=kubernetes
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
 
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_MEMORY_MB=1024
 MASTER_CPU=1
 
-MINION_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_MINIONS}}))
+NODE_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_NODES}}))
-MINION_IP_RANGES=($(eval echo "10.244.{1..${NUM_MINIONS}}.0/24"))
+NODE_IP_RANGES=($(eval echo "10.244.{1..${NUM_NODES}}.0/24"))
-MINION_MEMORY_MB=2048
+NODE_MEMORY_MB=2048
-MINION_CPU=1
+NODE_CPU=1
 
 SERVICE_CLUSTER_IP_RANGE="10.244.240.0/20"  # formerly PORTAL_NET
 

cluster/vsphere/config-test.sh

@@ -14,22 +14,22 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-NUM_MINIONS=2
+NUM_NODES=2
 DISK=./kube/kube.vmdk
 GUEST_ID=debian7_64Guest
 
 INSTANCE_PREFIX="e2e-test-${USER}"
 MASTER_TAG="${INSTANCE_PREFIX}-master"
-MINION_TAG="${INSTANCE_PREFIX}-minion"
+NODE_TAG="${INSTANCE_PREFIX}-minion"
 
 MASTER_NAME="${INSTANCE_PREFIX}-master"
 MASTER_MEMORY_MB=1024
 MASTER_CPU=1
 
-MINION_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_MINIONS}}))
+NODE_NAMES=($(eval echo ${INSTANCE_PREFIX}-minion-{1..${NUM_NODES}}))
-MINION_IP_RANGES=($(eval echo "10.244.{1..${NUM_MINIONS}}.0/24"))
+NODE_IP_RANGES=($(eval echo "10.244.{1..${NUM_NODES}}.0/24"))
-MINION_MEMORY_MB=1024
+NODE_MEMORY_MB=1024
-MINION_CPU=1
+NODE_CPU=1
 
 SERVICE_CLUSTER_IP_RANGE="10.244.240.0/20"  # formerly PORTAL_NET
 

cluster/vsphere/templates/salt-minion.sh

@@ -41,7 +41,7 @@ grains:
   roles:
     - kubernetes-pool
     - kubernetes-pool-vsphere
-  cbr-cidr: $MINION_IP_RANGE
+  cbr-cidr: $NODE_IP_RANGE
 EOF
 
 # Install Salt

cluster/vsphere/util.sh

@@ -45,21 +45,21 @@ function detect-master {
 # Detect the information about the minions
 #
 # Assumed vars:
-#   MINION_NAMES
+#   NODE_NAMES
 # Vars set:
-#   KUBE_MINION_IP_ADDRESS (array)
+#   KUBE_NODE_IP_ADDRESS (array)
 function detect-minions {
-  KUBE_MINION_IP_ADDRESSES=()
+  KUBE_NODE_IP_ADDRESSES=()
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-    local minion_ip=$(govc vm.ip ${MINION_NAMES[$i]})
+    local minion_ip=$(govc vm.ip ${NODE_NAMES[$i]})
     if [[ -z "${minion_ip-}" ]] ; then
-      echo "Did not find ${MINION_NAMES[$i]}" >&2
+      echo "Did not find ${NODE_NAMES[$i]}" >&2
     else
-      echo "Found ${MINION_NAMES[$i]} at ${minion_ip}"
+      echo "Found ${NODE_NAMES[$i]} at ${minion_ip}"
-      KUBE_MINION_IP_ADDRESSES+=("${minion_ip}")
+      KUBE_NODE_IP_ADDRESSES+=("${minion_ip}")
     fi
   done
-  if [[ -z "${KUBE_MINION_IP_ADDRESSES-}" ]]; then
+  if [[ -z "${KUBE_NODE_IP_ADDRESSES-}" ]]; then
     echo "Could not detect Kubernetes minion nodes. Make sure you've launched a cluster with 'kube-up.sh'" >&2
     exit 1
   fi
@@ -266,20 +266,20 @@ function kube-up {
 
   echo "Starting minion VMs (this can take a minute)..."
 
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
     (
       echo "#! /bin/bash"
-      echo "readonly MY_NAME=${MINION_NAMES[$i]}"
+      echo "readonly MY_NAME=${NODE_NAMES[$i]}"
       grep -v "^#" "${KUBE_ROOT}/cluster/vsphere/templates/hostname.sh"
       echo "KUBE_MASTER=${KUBE_MASTER}"
       echo "KUBE_MASTER_IP=${KUBE_MASTER_IP}"
-      echo "MINION_IP_RANGE=${MINION_IP_RANGES[$i]}"
+      echo "NODE_IP_RANGE=${NODE_IP_RANGES[$i]}"
       grep -v "^#" "${KUBE_ROOT}/cluster/vsphere/templates/salt-minion.sh"
     ) > "${KUBE_TEMP}/minion-start-${i}.sh"
 
     (
-      kube-up-vm "${MINION_NAMES[$i]}" -c ${MINION_CPU-1} -m ${MINION_MEMORY_MB-1024}
+      kube-up-vm "${NODE_NAMES[$i]}" -c ${NODE_CPU-1} -m ${NODE_MEMORY_MB-1024}
-      kube-run "${MINION_NAMES[$i]}" "${KUBE_TEMP}/minion-start-${i}.sh"
+      kube-run "${NODE_NAMES[$i]}" "${KUBE_TEMP}/minion-start-${i}.sh"
     ) &
   done
 
@@ -312,10 +312,10 @@ function kube-up {
   printf " OK\n"
 
   local i
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-    printf "Waiting for ${MINION_NAMES[$i]} to become available..."
+    printf "Waiting for ${NODE_NAMES[$i]} to become available..."
     until curl --max-time 5 \
-            --fail --output /dev/null --silent "http://${KUBE_MINION_IP_ADDRESSES[$i]}:10250/healthz"; do
+            --fail --output /dev/null --silent "http://${KUBE_NODE_IP_ADDRESSES[$i]}:10250/healthz"; do
         printf "."
         sleep 2
     done
@@ -347,10 +347,10 @@ function kube-up {
 
   # Basic sanity checking
   local i
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
       # Make sure docker is installed
-      kube-ssh "${KUBE_MINION_IP_ADDRESSES[$i]}" which docker > /dev/null || {
+      kube-ssh "${KUBE_NODE_IP_ADDRESSES[$i]}" which docker > /dev/null || {
-        echo "Docker failed to install on ${MINION_NAMES[$i]}. Your cluster is unlikely" >&2
+        echo "Docker failed to install on ${NODE_NAMES[$i]}. Your cluster is unlikely" >&2
         echo "to work correctly. Please run ./cluster/kube-down.sh and re-create the" >&2
         echo "cluster. (sorry!)" >&2
         exit 1
@@ -372,8 +372,8 @@ function kube-up {
 function kube-down {
   govc vm.destroy ${MASTER_NAME} &
 
-  for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
+  for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
-    govc vm.destroy ${MINION_NAMES[i]} &
+    govc vm.destroy ${NODE_NAMES[i]} &
   done
 
   wait

docs/admin/cluster-large.md

@@ -41,7 +41,7 @@ At v1.0, Kubernetes supports clusters up to 100 nodes with 30 pods per node and
 
 A cluster is a set of nodes (physical or virtual machines) running Kubernetes agents, managed by a "master" (the cluster-level control plane).
 
-Normally the number of nodes in a cluster is controlled by the the value `NUM_MINIONS` in the platform-specific `config-default.sh` file (for example, see [GCE's `config-default.sh`](http://releases.k8s.io/HEAD/cluster/gce/config-default.sh)).
+Normally the number of nodes in a cluster is controlled by the the value `NUM_NODES` in the platform-specific `config-default.sh` file (for example, see [GCE's `config-default.sh`](http://releases.k8s.io/HEAD/cluster/gce/config-default.sh)).
 
 Simply changing that value to something very large, however, may cause the setup script to fail for many cloud providers. A GCE deployment, for example, will run in to quota issues and fail to bring the cluster up.
 

docs/design/aws_under_the_hood.md

@@ -250,7 +250,7 @@ cross-AZ-clusters are more convenient.
 * For auto-scaling, on each nodes it creates a launch configuration and group.
   The name for both is <*KUBE_AWS_INSTANCE_PREFIX*>-minion-group. The default
   name is kubernetes-minion-group. The auto-scaling group has a min and max size
-  that are both set to NUM_MINIONS. You can change the size of the auto-scaling
+  that are both set to NUM_NODES. You can change the size of the auto-scaling
   group to add or remove the total number of nodes from within the AWS API or
   Console. Each nodes self-configures, meaning that they come up; run Salt with
   the stored configuration; connect to the master; are assigned an internal CIDR;

docs/design/networking.md

@@ -132,11 +132,11 @@ differentiate it from `docker0`) is set up outside of Docker proper.
 Example of GCE's advanced routing rules:
 
 ```sh
-gcloud compute routes add "${MINION_NAMES[$i]}" \
+gcloud compute routes add "${NODE_NAMES[$i]}" \
   --project "${PROJECT}" \
-  --destination-range "${MINION_IP_RANGES[$i]}" \
+  --destination-range "${NODE_IP_RANGES[$i]}" \
   --network "${NETWORK}" \
-  --next-hop-instance "${MINION_NAMES[$i]}" \
+  --next-hop-instance "${NODE_NAMES[$i]}" \
   --next-hop-instance-zone "${ZONE}" &
 ```
 

docs/devel/developer-guides/vagrant.md

@@ -301,7 +301,7 @@ Congratulations!
 The following will run all of the end-to-end testing scenarios assuming you set your environment in `cluster/kube-env.sh`:
 
 ```sh
-NUM_MINIONS=3 hack/e2e-test.sh
+NUM_NODES=3 hack/e2e-test.sh
 ```
 
 ### Troubleshooting
@@ -350,10 +350,10 @@ Are you sure you built a release first? Did you install `net-tools`? For more cl
 
 #### I want to change the number of nodes!
 
-You can control the number of nodes that are instantiated via the environment variable `NUM_MINIONS` on your host machine.  If you plan to work with replicas, we strongly encourage you to work with enough nodes to satisfy your largest intended replica size.  If you do not plan to work with replicas, you can save some system resources by running with a single node. You do this, by setting `NUM_MINIONS` to 1 like so:
+You can control the number of nodes that are instantiated via the environment variable `NUM_NODES` on your host machine.  If you plan to work with replicas, we strongly encourage you to work with enough nodes to satisfy your largest intended replica size.  If you do not plan to work with replicas, you can save some system resources by running with a single node. You do this, by setting `NUM_NODES` to 1 like so:
 
 ```sh
-export NUM_MINIONS=1
+export NUM_NODES=1
 ```
 
 #### I want my VMs to have more memory!
@@ -369,7 +369,7 @@ If you need more granular control, you can set the amount of memory for the mast
 
 ```sh
 export KUBERNETES_MASTER_MEMORY=1536
-export KUBERNETES_MINION_MEMORY=2048
+export KUBERNETES_NODE_MEMORY=2048
 ```
 
 #### I ran vagrant suspend and nothing works!

docs/devel/kubemark-guide.md

@@ -73,7 +73,7 @@ To start a Kubemark cluster on GCE you need to create an external cluster (it ca
 `make quick-release`) and run `test/kubemark/start-kubemark.sh` script. This script will create a VM for master components, Pods for HollowNodes and do all the setup necessary
 to let them talk to each other. It will use the configuration stored in `cluster/kubemark/config-default.sh` - you can tweak it however you want, but note that some features
 may not be implemented yet, as implementation of Hollow components/mocks will probably be lagging behind ‘real’ one. For performance tests interesting variables are
-`NUM_MINIONS` and `MASTER_SIZE`. After start-kubemark script is finished you’ll have a ready Kubemark cluster, a kubeconfig file for talking to the Kubemark
+`NUM_NODES` and `MASTER_SIZE`. After start-kubemark script is finished you’ll have a ready Kubemark cluster, a kubeconfig file for talking to the Kubemark
 cluster is stored in `test/kubemark/kubeconfig.loc`.
 
 Currently we're running HollowNode with limit of 0.05 a CPU core and ~60MB or memory, which taking into account default cluster addons and fluentD running on an 'external'

docs/getting-started-guides/aws.md

@@ -83,15 +83,15 @@ You can override the variables defined in [config-default.sh](http://releases.k8
 
 ```bash
 export KUBE_AWS_ZONE=eu-west-1c
-export NUM_MINIONS=2
+export NUM_NODES=2
-export MINION_SIZE=m3.medium
+export NODE_SIZE=m3.medium
 export AWS_S3_REGION=eu-west-1
 export AWS_S3_BUCKET=mycompany-kubernetes-artifacts
 export INSTANCE_PREFIX=k8s
 ...
 ```
 
-The scripts will attempt to guess the correct size of the master and worker nodes based on `${NUM_MINIONS}`, in particular for clusters less than 50 nodes it will
+The scripts will attempt to guess the correct size of the master and worker nodes based on `${NUM_NODES}`, in particular for clusters less than 50 nodes it will
 use a `t2.micro` for clusters between 50 and 150 nodes it will use a `t2.small` and for clusters with greater than 150 nodes it will use a `t2.medium`.
 
 It will also try to create or reuse a keypair called "kubernetes", and IAM profiles called "kubernetes-master" and "kubernetes-minion".

docs/getting-started-guides/libvirt-coreos.md

@@ -167,7 +167,7 @@ cluster/kube-up.sh
 
 The `KUBERNETES_PROVIDER` environment variable tells all of the various cluster management scripts which variant to use.  If you forget to set this, the assumption is you are running on Google Compute Engine.
 
-The `NUM_MINIONS` environment variable may be set to specify the number of nodes to start. If it is not set, the number of nodes defaults to 3.
+The `NUM_NODES` environment variable may be set to specify the number of nodes to start. If it is not set, the number of nodes defaults to 3.
 
 The `KUBE_PUSH` environment variable may be set to specify which Kubernetes binaries must be deployed on the cluster. Its possible values are:
 
@@ -225,7 +225,7 @@ export KUBERNETES_PROVIDER=libvirt-coreos
 Bring up a libvirt-CoreOS cluster of 5 nodes
 
 ```sh
-NUM_MINIONS=5 cluster/kube-up.sh
+NUM_NODES=5 cluster/kube-up.sh
 ```
 
 Destroy the libvirt-CoreOS cluster

docs/getting-started-guides/rackspace.md

@@ -84,7 +84,7 @@ There is a specific `cluster/rackspace` directory with the scripts for the follo
   - flanneld uses this network for next hop routing. These routes allow the containers running on each node to communicate with one another on this private network.
 2. A SSH key will be created and uploaded if needed. This key must be used to ssh into the machines (we do not capture the password).
 3. The master server and additional nodes will be created via the `nova` CLI. A `cloud-config.yaml` is generated and provided as user-data with the entire configuration for the systems.
-4. We then boot as many nodes as defined via `$NUM_MINIONS`.
+4. We then boot as many nodes as defined via `$NUM_NODES`.
 
 ## Some notes
 

docs/getting-started-guides/rkt/README.md

@@ -72,8 +72,8 @@ To use rkt as the container runtime for your CoreOS cluster on GCE, you need to
 
 ```console
 $ export KUBE_OS_DISTRIBUTION=coreos
-$ export KUBE_GCE_MINION_IMAGE=<image_id>
+$ export KUBE_GCE_NODE_IMAGE=<image_id>
-$ export KUBE_GCE_MINION_PROJECT=coreos-cloud
+$ export KUBE_GCE_NODE_PROJECT=coreos-cloud
 $ export KUBE_CONTAINER_RUNTIME=rkt
 ```
 

docs/getting-started-guides/ubuntu.md

@@ -116,7 +116,7 @@ export nodes="vcap@10.10.103.250 vcap@10.10.103.162 vcap@10.10.103.223"
 
 export role="ai i i"
 
-export NUM_MINIONS=${NUM_MINIONS:-3}
+export NUM_NODES=${NUM_NODES:-3}
 
 export SERVICE_CLUSTER_IP_RANGE=192.168.3.0/24
 
@@ -129,7 +129,7 @@ separated with blank space like `<user_1@ip_1> <user_2@ip_2> <user_3@ip_3> `
 Then the `role` variable defines the role of above machine in the same order, "ai" stands for machine
 acts as both master and node, "a" stands for master, "i" stands for node.
 
-The `NUM_MINIONS` variable defines the total number of nodes.
+The `NUM_NODES` variable defines the total number of nodes.
 
 The `SERVICE_CLUSTER_IP_RANGE` variable defines the kubernetes service IP range. Please make sure
 that you do have a valid private ip range defined here, because some IaaS provider may reserve private ips.

docs/getting-started-guides/vagrant.md

@@ -389,10 +389,10 @@ Log on to one of the nodes (`vagrant ssh node-1`) and inspect the salt minion lo
 
 #### I want to change the number of nodes!
 
-You can control the number of nodes that are instantiated via the environment variable `NUM_MINIONS` on your host machine.  If you plan to work with replicas, we strongly encourage you to work with enough nodes to satisfy your largest intended replica size.  If you do not plan to work with replicas, you can save some system resources by running with a single node. You do this, by setting `NUM_MINIONS` to 1 like so:
+You can control the number of nodes that are instantiated via the environment variable `NUM_NODES` on your host machine.  If you plan to work with replicas, we strongly encourage you to work with enough nodes to satisfy your largest intended replica size.  If you do not plan to work with replicas, you can save some system resources by running with a single node. You do this, by setting `NUM_NODES` to 1 like so:
 
 ```sh
-export NUM_MINIONS=1
+export NUM_NODES=1
 ```
 
 #### I want my VMs to have more memory!
@@ -408,7 +408,7 @@ If you need more granular control, you can set the amount of memory for the mast
 
 ```sh
 export KUBERNETES_MASTER_MEMORY=1536
-export KUBERNETES_MINION_MEMORY=2048
+export KUBERNETES_NODE_MEMORY=2048
 ```
 
 #### I ran vagrant suspend and nothing works!

examples/celery-rabbitmq/README.md

@@ -57,7 +57,7 @@ At the end of the example, we will have:
 
 ## Prerequisites
 
-You should already have turned up a Kubernetes cluster. To get the most of this example, ensure that Kubernetes will create more than one node (e.g. by setting your `NUM_MINIONS` environment variable to 2 or more).
+You should already have turned up a Kubernetes cluster. To get the most of this example, ensure that Kubernetes will create more than one node (e.g. by setting your `NUM_NODES` environment variable to 2 or more).
 
 
 ## Step 1: Start the RabbitMQ service

examples/runtime-constraints/README.md

@@ -43,7 +43,7 @@ of compute resources easier to follow by starting with an empty cluster.
 
 ```
 $ export KUBERNETES_PROVIDER=vagrant
-$ export NUM_MINIONS=1
+$ export NUM_NODES=1
 $ export KUBE_ENABLE_CLUSTER_MONITORING=none
 $ export KUBE_ENABLE_CLUSTER_DNS=false
 $ export KUBE_ENABLE_CLUSTER_UI=false

hack/conformance-test.sh

@@ -18,7 +18,7 @@
 # supports key features for Kubernetes version 1.0.
 
 # Instructions:
-#  - Setup a Kubernetes cluster with $NUM_MINIONS nodes (defined below).
+#  - Setup a Kubernetes cluster with $NUM_NODES nodes (defined below).
 #  - Provide a Kubeconfig file whose current context is set to the
 #    cluster to be tested, and with suitable auth setting.
 #  - Specify the location of that kubeconfig with, e.g.:
@@ -78,10 +78,10 @@ echo "Conformance test checking conformance with Kubernetes version 1.0"
 # somewhere in the description (i.e. either in the Describe part or the It part).
 # The list of tagged conformance tests can be retrieved by:
 #
-# NUM_MINIONS=4 KUBERNETES_CONFORMANCE_TEST="y" \
+# NUM_NODES=4 KUBERNETES_CONFORMANCE_TEST="y" \
 # hack/ginkgo-e2e.sh -ginkgo.focus='\[Conformance\]' -ginkgo.dryRun=true
 
 declare -x KUBERNETES_CONFORMANCE_TEST="y"
-declare -x NUM_MINIONS=4
+declare -x NUM_NODES=4
 hack/ginkgo-e2e.sh -ginkgo.focus='\[Conformance\]' -ginkgo.skip='\[Skipped\]'
 exit $?

hack/ginkgo-e2e.sh

@@ -103,7 +103,7 @@ export PATH=$(dirname "${e2e_test}"):"${PATH}"
   --cluster-tag="${CLUSTER_ID:-}" \
   --repo-root="${KUBE_VERSION_ROOT}" \
   --node-instance-group="${NODE_INSTANCE_GROUP:-}" \
-  --num-nodes="${NUM_MINIONS:-}" \
+  --num-nodes="${NUM_NODES:-}" \
   --prefix="${KUBE_GCE_INSTANCE_PREFIX:-e2e}" \
   ${E2E_CLEAN_START:+"--clean-start=true"} \
   ${E2E_MIN_STARTUP_PODS:+"--minStartupPods=${E2E_MIN_STARTUP_PODS}"} \

hack/jenkins/e2e.sh

@@ -87,7 +87,7 @@ if [[ ${JOB_NAME} =~ ^kubernetes-.*-gce ]]; then
   KUBERNETES_PROVIDER="gce"
   : ${E2E_MIN_STARTUP_PODS:="1"}
   : ${E2E_ZONE:="us-central1-f"}
-  : ${NUM_MINIONS_PARALLEL:="6"}  # Number of nodes required to run all of the tests in parallel
+  : ${NUM_NODES_PARALLEL:="6"}  # Number of nodes required to run all of the tests in parallel
 
 elif [[ ${JOB_NAME} =~ ^kubernetes-.*-gke ]]; then
   KUBERNETES_PROVIDER="gke"
@@ -96,18 +96,18 @@ elif [[ ${JOB_NAME} =~ ^kubernetes-.*-aws ]]; then
   KUBERNETES_PROVIDER="aws"
   : ${E2E_MIN_STARTUP_PODS:="1"}
   : ${E2E_ZONE:="us-east-1a"}
-  : ${NUM_MINIONS_PARALLEL:="6"}  # Number of nodes required to run all of the tests in parallel
+  : ${NUM_NODES_PARALLEL:="6"}  # Number of nodes required to run all of the tests in parallel
 fi
 
 if [[ "${KUBERNETES_PROVIDER}" == "aws" ]]; then
   if [[ "${PERFORMANCE:-}" == "true" ]]; then
     : ${MASTER_SIZE:="m3.xlarge"}
-    : ${NUM_MINIONS:="100"}
+    : ${NUM_NODES:="100"}
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=\[Performance\]"}
   else
     : ${MASTER_SIZE:="m3.large"}
-    : ${MINION_SIZE:="m3.large"}
+    : ${NODE_SIZE:="m3.large"}
-    : ${NUM_MINIONS:="3"}
+    : ${NUM_NODES:="3"}
   fi
 fi
 
@@ -360,7 +360,7 @@ case ${JOB_NAME} in
     : ${PROJECT:="kubernetes-jenkins-pull"}
     : ${ENABLE_DEPLOYMENTS:=true}
     # Override GCE defaults
-    NUM_MINIONS=${NUM_MINIONS_PARALLEL}
+    NUM_NODES=${NUM_NODES_PARALLEL}
     ;;
 
   # Runs all non-flaky tests on GCE in parallel.
@@ -379,7 +379,7 @@ case ${JOB_NAME} in
     : ${PROJECT:="kubernetes-jenkins"}
     : ${ENABLE_DEPLOYMENTS:=true}
     # Override GCE defaults
-    NUM_MINIONS=${NUM_MINIONS_PARALLEL}
+    NUM_NODES=${NUM_NODES_PARALLEL}
     ;;
 
   # Runs all non-flaky tests on AWS in parallel.
@@ -396,7 +396,7 @@ case ${JOB_NAME} in
           )"}
     : ${ENABLE_DEPLOYMENTS:=true}
     # Override AWS defaults.
-    NUM_MINIONS=${NUM_MINIONS_PARALLEL}
+    NUM_NODES=${NUM_NODES_PARALLEL}
     ;;
 
   # Runs the flaky tests on GCE in parallel.
@@ -415,7 +415,7 @@ case ${JOB_NAME} in
     : ${PROJECT:="k8s-jkns-e2e-gce-prl-flaky"}
     : ${FAIL_ON_GCP_RESOURCE_LEAK:="true"}
     # Override GCE defaults.
-    NUM_MINIONS=${NUM_MINIONS_PARALLEL}
+    NUM_NODES=${NUM_NODES_PARALLEL}
     ;;
 
   # Runs only the reboot tests on GCE.
@@ -436,9 +436,9 @@ case ${JOB_NAME} in
     : ${PROJECT:="kubernetes-jenkins"}
     # Override GCE defaults.
     MASTER_SIZE="n1-standard-4"
-    MINION_SIZE="n1-standard-2"
+    NODE_SIZE="n1-standard-2"
-    MINION_DISK_SIZE="50GB"
+    NODE_DISK_SIZE="50GB"
-    NUM_MINIONS="100"
+    NUM_NODES="100"
     # Reduce logs verbosity
     TEST_CLUSTER_LOG_LEVEL="--v=2"
     # Increase resync period to simulate production
@@ -458,9 +458,9 @@ case ${JOB_NAME} in
     # Override GCE defaults.
     E2E_ZONE="us-east1-b"
     MASTER_SIZE="n1-standard-4"
-    MINION_SIZE="n1-standard-2"
+    NODE_SIZE="n1-standard-2"
-    MINION_DISK_SIZE="50GB"
+    NODE_DISK_SIZE="50GB"
-    NUM_MINIONS="100"
+    NUM_NODES="100"
     # Reduce logs verbosity
     TEST_CLUSTER_LOG_LEVEL="--v=2"
     # Increase resync period to simulate production
@@ -559,8 +559,8 @@ case ${JOB_NAME} in
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX="e2e-gce"}
     : ${PROJECT:="kubekins-e2e-gce-trusty-rls"}
-    : ${KUBE_GCE_MINION_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
+    : ${KUBE_GCE_NODE_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
-    : ${KUBE_GCE_MINION_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
+    : ${KUBE_GCE_NODE_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
     : ${KUBE_OS_DISTRIBUTION:="trusty"}
     : ${ENABLE_CLUSTER_REGISTRY:=false}
     : ${JENKINS_EXPLICIT_VERSION:="release/v1.1.1"}
@@ -577,8 +577,8 @@ case ${JOB_NAME} in
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX="e2e-trusty-slow"}
     : ${PROJECT:="k8s-e2e-gce-trusty-slow"}
-    : ${KUBE_GCE_MINION_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
+    : ${KUBE_GCE_NODE_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
-    : ${KUBE_GCE_MINION_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
+    : ${KUBE_GCE_NODE_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
     : ${KUBE_OS_DISTRIBUTION:="trusty"}
     : ${ENABLE_CLUSTER_REGISTRY:=false}
     : ${JENKINS_EXPLICIT_VERSION:="release/v1.1.1"}
@@ -600,8 +600,8 @@ case ${JOB_NAME} in
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX="e2e-gce"}
     : ${PROJECT:="k8s-e2e-gce-trusty-beta"}
-    : ${KUBE_GCE_MINION_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
+    : ${KUBE_GCE_NODE_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
-    : ${KUBE_GCE_MINION_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
+    : ${KUBE_GCE_NODE_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
     : ${KUBE_OS_DISTRIBUTION:="trusty"}
     : ${ENABLE_CLUSTER_REGISTRY:=false}
     : ${JENKINS_EXPLICIT_VERSION:="release/v1.1.1"}
@@ -619,8 +619,8 @@ case ${JOB_NAME} in
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX="e2e-trusty-beta-slow"}
     : ${PROJECT:="k8s-e2e-gce-trusty-beta-slow"}
-    : ${KUBE_GCE_MINION_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
+    : ${KUBE_GCE_NODE_PROJECT:="${TRUSTY_IMAGE_PROJECT}"}
-    : ${KUBE_GCE_MINION_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
+    : ${KUBE_GCE_NODE_IMAGE:="$(get_latest_trusty_image ${JOB_NAME})"}
     : ${KUBE_OS_DISTRIBUTION:="trusty"}
     : ${ENABLE_CLUSTER_REGISTRY:=false}
     : ${JENKINS_EXPLICIT_VERSION:="release/v1.1.1"}
@@ -820,7 +820,7 @@ case ${JOB_NAME} in
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=GCE\sL7\sLoadBalancer\sController|Job|Horizontal\spod\sautoscaling"}
     # At least n1-standard-2 nodes are required for the cluster to
     # have enough cpu/ram to run the Horizontal pod autoscaling tests.
-    MINION_SIZE="n1-standard-2"
+    NODE_SIZE="n1-standard-2"
     ;;
 
   # Sets up the GKE soak cluster weekly using the latest CI release.
@@ -835,7 +835,7 @@ case ${JOB_NAME} in
     : ${E2E_UP:="true"}
     : ${PROJECT:="kubernetes-jenkins"}
     # Need at least n1-standard-2 nodes to run kubelet_perf tests
-    MINION_SIZE="n1-standard-2"
+    NODE_SIZE="n1-standard-2"
     ;;
 
   # Runs tests on GKE soak cluster.
@@ -1232,7 +1232,7 @@ case ${JOB_NAME} in
     : ${E2E_UP:="true"}
     : ${E2E_TEST:="false"}
     : ${E2E_DOWN:="false"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-gce-step2-upgrade-master)
@@ -1245,7 +1245,7 @@ case ${JOB_NAME} in
     : ${E2E_TEST:="true"}
     : ${E2E_DOWN:="false"}
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=Cluster\sUpgrade.*upgrade-master"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     : ${KUBE_ENABLE_DEPLOYMENTS:=true}
     : ${KUBE_ENABLE_DAEMONSETS:=true}
     ;;
@@ -1267,7 +1267,7 @@ case ${JOB_NAME} in
           ${GCE_DEFAULT_SKIP_TESTS[@]:+${GCE_DEFAULT_SKIP_TESTS[@]}} \
           ${GCE_FLAKY_TESTS[@]:+${GCE_FLAKY_TESTS[@]}} \
           )"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-gce-step4-upgrade-cluster)
@@ -1280,7 +1280,7 @@ case ${JOB_NAME} in
     : ${E2E_TEST:="true"}
     : ${E2E_DOWN:="false"}
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=Cluster\sUpgrade.*upgrade-cluster"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     : ${KUBE_ENABLE_DEPLOYMENTS:=true}
     : ${KUBE_ENABLE_DAEMONSETS:=true}
     ;;
@@ -1300,7 +1300,7 @@ case ${JOB_NAME} in
           ${GCE_DEFAULT_SKIP_TESTS[@]:+${GCE_DEFAULT_SKIP_TESTS[@]}} \
           ${GCE_FLAKY_TESTS[@]:+${GCE_FLAKY_TESTS[@]}} \
           )"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-gce-step6-e2e-new)
@@ -1319,7 +1319,7 @@ case ${JOB_NAME} in
           ${GCE_FLAKY_TESTS[@]:+${GCE_FLAKY_TESTS[@]}} \
           ${GCE_SLOW_TESTS[@]:+${GCE_SLOW_TESTS[@]}} \
           )"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   # kubernetes-upgrade-gce-1.0-current-release
@@ -1342,7 +1342,7 @@ case ${JOB_NAME} in
     : ${E2E_TEST:="false"}
     : ${E2E_DOWN:="false"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-1.0-current-release-gce-step2-upgrade-master)
@@ -1358,7 +1358,7 @@ case ${JOB_NAME} in
     : ${E2E_DOWN:="false"}
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=Cluster\sUpgrade.*upgrade-master --upgrade-target=${CURRENT_RELEASE_PUBLISHED_VERSION}"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     : ${KUBE_ENABLE_DEPLOYMENTS:=true}
     : ${KUBE_ENABLE_DAEMONSETS:=true}
     ;;
@@ -1379,7 +1379,7 @@ case ${JOB_NAME} in
           ${GCE_FLAKY_TESTS[@]:+${GCE_FLAKY_TESTS[@]}} \
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-1.0-current-release-gce-step4-upgrade-cluster)
@@ -1395,7 +1395,7 @@ case ${JOB_NAME} in
     : ${E2E_DOWN:="false"}
     : ${GINKGO_TEST_ARGS:="--ginkgo.focus=Cluster\sUpgrade.*upgrade-cluster --upgrade-target=${CURRENT_RELEASE_PUBLISHED_VERSION}"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     : ${KUBE_ENABLE_DEPLOYMENTS:=true}
     : ${KUBE_ENABLE_DAEMONSETS:=true}
     ;;
@@ -1416,7 +1416,7 @@ case ${JOB_NAME} in
           ${GCE_FLAKY_TESTS[@]:+${GCE_FLAKY_TESTS[@]}} \
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   kubernetes-upgrade-1.0-current-release-gce-step6-e2e-new)
@@ -1437,7 +1437,7 @@ case ${JOB_NAME} in
           ${GCE_SLOW_TESTS[@]:+${GCE_SLOW_TESTS[@]}} \
           )"}
     : ${KUBE_GCE_INSTANCE_PREFIX:="e2e-upgrade-1-0"}
-    : ${NUM_MINIONS:=5}
+    : ${NUM_NODES:=5}
     ;;
 
   # Run Kubemark test on a fake 100 node cluster to have a comparison
@@ -1452,11 +1452,11 @@ case ${JOB_NAME} in
     : ${USE_KUBEMARK:="true"}
     # Override defaults to be indpendent from GCE defaults and set kubemark parameters
     KUBE_GCE_INSTANCE_PREFIX="kubemark100"
-    NUM_MINIONS="10"
+    NUM_NODES="10"
     MASTER_SIZE="n1-standard-2"
-    MINION_SIZE="n1-standard-1"
+    NODE_SIZE="n1-standard-1"
     KUBEMARK_MASTER_SIZE="n1-standard-4"
-    KUBEMARK_NUM_MINIONS="100"
+    KUBEMARK_NUM_NODES="100"
     ;;
 
   # Run Kubemark test on a fake 500 node cluster to test for regressions on
@@ -1470,13 +1470,13 @@ case ${JOB_NAME} in
     : ${E2E_TEST:="false"}
     : ${USE_KUBEMARK:="true"}
     # Override defaults to be indpendent from GCE defaults and set kubemark parameters
-    NUM_MINIONS="6"
+    NUM_NODES="6"
     MASTER_SIZE="n1-standard-4"
-    MINION_SIZE="n1-standard-8"
+    NODE_SIZE="n1-standard-8"
     KUBE_GCE_INSTANCE_PREFIX="kubemark500"
     E2E_ZONE="asia-east1-a"
     KUBEMARK_MASTER_SIZE="n1-standard-16"
-    KUBEMARK_NUM_MINIONS="500"
+    KUBEMARK_NUM_NODES="500"
     ;;
 
   # Run big Kubemark test, this currently means a 1000 node cluster and 16 core master
@@ -1490,15 +1490,15 @@ case ${JOB_NAME} in
     : ${USE_KUBEMARK:="true"}
     # Override defaults to be indpendent from GCE defaults and set kubemark parameters
     # We need 11 so that we won't hit max-pods limit (set to 100). TODO: do it in a nicer way.
-    NUM_MINIONS="11"
+    NUM_NODES="11"
     MASTER_SIZE="n1-standard-4"
-    MINION_SIZE="n1-standard-8"   # Note: can fit about 17 hollow nodes per core
+    NODE_SIZE="n1-standard-8"   # Note: can fit about 17 hollow nodes per core
-    #                                     so NUM_MINIONS x cores_per_minion should
+    #                                     so NUM_NODES x cores_per_minion should
     #                                     be set accordingly.
     KUBE_GCE_INSTANCE_PREFIX="kubemark1000"
     E2E_ZONE="asia-east1-a"
     KUBEMARK_MASTER_SIZE="n1-standard-16"
-    KUBEMARK_NUM_MINIONS="1000"
+    KUBEMARK_NUM_NODES="1000"
     ;;
 esac
 
@@ -1512,8 +1512,8 @@ export KUBE_GCE_ZONE=${E2E_ZONE}
 export KUBE_GCE_NETWORK=${E2E_NETWORK}
 export KUBE_GCE_INSTANCE_PREFIX=${KUBE_GCE_INSTANCE_PREFIX:-}
 export KUBE_GCS_STAGING_PATH_SUFFIX=${KUBE_GCS_STAGING_PATH_SUFFIX:-}
-export KUBE_GCE_MINION_PROJECT=${KUBE_GCE_MINION_PROJECT:-}
+export KUBE_GCE_NODE_PROJECT=${KUBE_GCE_NODE_PROJECT:-}
-export KUBE_GCE_MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-}
+export KUBE_GCE_NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-}
 export KUBE_OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-}
 
 # GKE variables
@@ -1523,7 +1523,7 @@ export KUBE_GKE_NETWORK=${E2E_NETWORK}
 export E2E_SET_CLUSTER_API_VERSION=${E2E_SET_CLUSTER_API_VERSION:-}
 export DOGFOOD_GCLOUD=${DOGFOOD_GCLOUD:-}
 export CMD_GROUP=${CMD_GROUP:-}
-export MACHINE_TYPE=${MINION_SIZE:-}  # GKE scripts use MACHINE_TYPE for the node vm size
+export MACHINE_TYPE=${NODE_SIZE:-}  # GKE scripts use MACHINE_TYPE for the node vm size
 
 if [[ ! -z "${GKE_API_ENDPOINT:-}" ]]; then
   export CLOUDSDK_API_ENDPOINT_OVERRIDES_CONTAINER=${GKE_API_ENDPOINT}
@@ -1537,9 +1537,9 @@ export KUBE_ENABLE_HORIZONTAL_POD_AUTOSCALER=${ENABLE_HORIZONTAL_POD_AUTOSCALER:
 export KUBE_ENABLE_DEPLOYMENTS=${ENABLE_DEPLOYMENTS:-}
 export KUBE_ENABLE_EXPERIMENTAL_API=${ENABLE_EXPERIMENTAL_API:-}
 export MASTER_SIZE=${MASTER_SIZE:-}
-export MINION_SIZE=${MINION_SIZE:-}
+export NODE_SIZE=${NODE_SIZE:-}
-export MINION_DISK_SIZE=${MINION_DISK_SIZE:-}
+export NODE_DISK_SIZE=${NODE_DISK_SIZE:-}
-export NUM_MINIONS=${NUM_MINIONS:-}
+export NUM_NODES=${NUM_NODES:-}
 export TEST_CLUSTER_LOG_LEVEL=${TEST_CLUSTER_LOG_LEVEL:-}
 export TEST_CLUSTER_RESYNC_PERIOD=${TEST_CLUSTER_RESYNC_PERIOD:-}
 export PROJECT=${PROJECT:-}
@@ -1752,18 +1752,18 @@ fi
 ### Start Kubemark ###
 if [[ "${USE_KUBEMARK:-}" == "true" ]]; then
   export RUN_FROM_DISTRO=true
-  NUM_MINIONS_BKP=${NUM_MINIONS}
+  NUM_NODES_BKP=${NUM_NODES}
   MASTER_SIZE_BKP=${MASTER_SIZE}
   ./test/kubemark/stop-kubemark.sh
-  NUM_MINIONS=${KUBEMARK_NUM_MINIONS:-$NUM_MINIONS}
+  NUM_NODES=${KUBEMARK_NUM_NODES:-$NUM_NODES}
   MASTER_SIZE=${KUBEMARK_MASTER_SIZE:-$MASTER_SIZE}
   ./test/kubemark/start-kubemark.sh
   ./test/kubemark/run-e2e-tests.sh --ginkgo.focus="should\sallow\sstarting\s30\spods\sper\snode" --delete-namespace="false" --gather-resource-usage="false"
   ./test/kubemark/stop-kubemark.sh
-  NUM_MINIONS=${NUM_MINIONS_BKP}
+  NUM_NODES=${NUM_NODES_BKP}
   MASTER_SIZE=${MASTER_SIZE_BKP}
   unset RUN_FROM_DISTRO
-  unset NUM_MINIONS_BKP
+  unset NUM_NODES_BKP
   unset MASTER_SIZE_BKP
 fi
 

hack/kube-dump.sh

@@ -32,7 +32,7 @@ source "${KUBE_ROOT}/cluster/${KUBERNETES_PROVIDER}/util.sh"
 detect-project &> /dev/null
 
 echo "kube-dump.sh: Getting docker statuses on all nodes..."
-ALL_NODES=(${MINION_NAMES[*]} ${MASTER_NAME})
+ALL_NODES=(${NODE_NAMES[*]} ${MASTER_NAME})
 for NODE in ${ALL_NODES[*]}; do 
   echo "kube-dump.sh: Node $NODE:"
   ssh-to-node "${NODE}" '

test/kubemark/start-kubemark.sh

@@ -205,7 +205,7 @@ contexts:
 current-context: kubemark-context
 EOF
 
-sed "s/##numreplicas##/${NUM_MINIONS:-10}/g" ${KUBE_ROOT}/test/kubemark/hollow-node_template.json > ${KUBE_ROOT}/test/kubemark/hollow-node.json
+sed "s/##numreplicas##/${NUM_NODES:-10}/g" ${KUBE_ROOT}/test/kubemark/hollow-node_template.json > ${KUBE_ROOT}/test/kubemark/hollow-node.json
 sed -i'' -e "s/##project##/${PROJECT}/g" ${KUBE_ROOT}/test/kubemark/hollow-node.json
 kubectl create -f ${KUBE_ROOT}/test/kubemark/kubemark-ns.json
 kubectl create -f ${KUBECONFIG_SECRET} --namespace="kubemark"
@@ -215,7 +215,7 @@ rm ${KUBECONFIG_SECRET}
 
 echo "Waiting for all HollowNodes to become Running..."
 echo "This can loop forever if something crashed."
-until [[ "$(kubectl --kubeconfig=${KUBE_ROOT}/test/kubemark/kubeconfig.loc get node | grep Ready | wc -l)" == "${NUM_MINIONS}" ]]; do
+until [[ "$(kubectl --kubeconfig=${KUBE_ROOT}/test/kubemark/kubeconfig.loc get node | grep Ready | wc -l)" == "${NUM_NODES}" ]]; do
   echo -n .
   sleep 1
 done