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operator.knative.dev_knativeservings.yaml
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operator.knative.dev_knativeservings.yaml
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# Copyright 2021 The Knative Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
name: knativeservings.operator.knative.dev
labels:
app.kubernetes.io/version: devel
app.kubernetes.io/name: knative-operator
spec:
group: operator.knative.dev
versions:
- name: v1beta1
served: true
storage: true
subresources:
status: {}
schema:
openAPIV3Schema:
description: Schema for the knativeservings API
properties:
apiVersion:
description: 'APIVersion defines the versioned schema of this representation
of an object. Servers should convert recognized schemas to the latest
internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources'
type: string
kind:
description: 'Kind is a string value representing the REST resource this
object represents. Servers may infer this from the endpoint the client
submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds'
type: string
metadata:
type: object
spec:
description: Spec defines the desired state of KnativeServing
properties:
additionalManifests:
description: A list of the additional serving manifests, which will
be installed by the operator
items:
properties:
URL:
description: The link of the additional manifest URL
type: string
type: object
type: array
config:
additionalProperties:
additionalProperties:
type: string
type: object
description: A means to override the corresponding entries in the
upstream configmaps
type: object
controller-custom-certs:
description: Enabling the controller to trust registries with self-signed
certificates
properties:
name:
description: The name of the ConfigMap or Secret
type: string
type:
description: One of ConfigMap or Secret
enum:
- ConfigMap
- Secret
- ""
type: string
type: object
high-availability:
description: Allows specification of HA control plane
properties:
replicas:
description: The number of replicas that HA parts of the control
plane will be scaled to
minimum: 0
type: integer
type: object
workloads:
description: A mapping of deployment or statefulset name to override
type: array
items:
type: object
properties:
name:
description: The name of the deployment
type: string
labels:
additionalProperties:
type: string
description: Labels overrides labels for the deployment and its template.
type: object
livenessProbes:
description: LivenessProbes overrides liveness probes for the
containers.
items:
description: ProbesRequirementsOverride enables the user to
override any container's env vars.
properties:
container:
description: The container name
type: string
failureThreshold:
description: Minimum consecutive failures for the probe
to be considered failed after having succeeded. Defaults
to 3. Minimum value is 1.
format: int32
type: integer
initialDelaySeconds:
description: 'Number of seconds after the container has
started before liveness probes are initiated. More info:
https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle#container-probes'
format: int32
type: integer
periodSeconds:
description: How often (in seconds) to perform the probe.
Default to 10 seconds. Minimum value is 1.
format: int32
type: integer
successThreshold:
description: Minimum consecutive successes for the probe
to be considered successful after having failed. Defaults
to 1. Must be 1 for liveness and startup. Minimum value
is 1.
format: int32
type: integer
terminationGracePeriodSeconds:
description: Optional duration in seconds the pod needs
to terminate gracefully upon probe failure. The grace
period is the duration in seconds after the processes
running in the pod are sent a termination signal and
the time when the processes are forcibly halted with
a kill signal. Set this value longer than the expected
cleanup time for your process. If this value is nil,
the pod's terminationGracePeriodSeconds will be used.
Otherwise, this value overrides the value provided by
the pod spec. Value must be non-negative integer. The
value zero indicates stop immediately via the kill signal
(no opportunity to shut down). This is a beta field
and requires enabling ProbeTerminationGracePeriod feature
gate. Minimum value is 1. spec.terminationGracePeriodSeconds
is used if unset.
format: int64
type: integer
timeoutSeconds:
description: 'Number of seconds after which the probe
times out. Defaults to 1 second. Minimum value is 1.
More info: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle#container-probes'
format: int32
type: integer
required:
- container
type: object
type: array
annotations:
additionalProperties:
type: string
description: Annotations overrides labels for the deployment and its template.
type: object
env:
description: Env overrides env vars for the containers.
items:
properties:
container:
description: The container name
type: string
envVars:
description: The desired EnvVarRequirements
items:
description: EnvVar represents an environment variable
present in a Container.
properties:
name:
description: Name of the environment variable. Must
be a C_IDENTIFIER.
type: string
value:
description: 'Variable references $(VAR_NAME) are
expanded using the previously defined environment
variables in the container and any service environment
variables. If a variable cannot be resolved, the
reference in the input string will be unchanged.
Double $$ are reduced to a single $, which allows
for escaping the $(VAR_NAME) syntax: i.e. "$$(VAR_NAME)"
will produce the string literal "$(VAR_NAME)".
Escaped references will never be expanded, regardless
of whether the variable exists or not. Defaults
to "".'
type: string
valueFrom:
description: Source for the environment variable's
value. Cannot be used if value is not empty.
properties:
configMapKeyRef:
description: Selects a key of a ConfigMap.
properties:
key:
description: The key to select.
type: string
name:
description: 'Name of the referent. More
info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names
TODO: Add other useful fields. apiVersion,
kind, uid?'
type: string
optional:
description: Specify whether the ConfigMap
or its key must be defined
type: boolean
required:
- key
type: object
fieldRef:
description: 'Selects a field of the pod: supports
metadata.name, metadata.namespace, `metadata.labels[''<KEY>'']`,
`metadata.annotations[''<KEY>'']`, spec.nodeName,
spec.serviceAccountName, status.hostIP, status.podIP,
status.podIPs.'
properties:
apiVersion:
description: Version of the schema the FieldPath
is written in terms of, defaults to "v1".
type: string
fieldPath:
description: Path of the field to select
in the specified API version.
type: string
required:
- fieldPath
type: object
resourceFieldRef:
description: 'Selects a resource of the container:
only resources limits and requests (limits.cpu,
limits.memory, limits.ephemeral-storage, requests.cpu,
requests.memory and requests.ephemeral-storage)
are currently supported.'
properties:
containerName:
description: 'Container name: required for
volumes, optional for env vars'
type: string
divisor:
anyOf:
- type: integer
- type: string
description: Specifies the output format
of the exposed resources, defaults to
"1"
pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
x-kubernetes-int-or-string: true
resource:
description: 'Required: resource to select'
type: string
required:
- resource
type: object
secretKeyRef:
description: Selects a key of a secret in the
pod's namespace
properties:
key:
description: The key of the secret to select
from. Must be a valid secret key.
type: string
name:
description: 'Name of the referent. More
info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names
TODO: Add other useful fields. apiVersion,
kind, uid?'
type: string
optional:
description: Specify whether the Secret
or its key must be defined
type: boolean
required:
- key
type: object
type: object
required:
- name
type: object
type: array
required:
- container
type: object
type: array
replicas:
description: The number of replicas that HA parts of the control plane will be scaled to
type: integer
minimum: 0
nodeSelector:
additionalProperties:
type: string
description: NodeSelector overrides nodeSelector for the deployment.
type: object
readinessProbes:
description: ReadinessProbes overrides readiness probes for
the containers.
items:
description: ProbesRequirementsOverride enables the user to
override any container's env vars.
properties:
container:
description: The container name
type: string
failureThreshold:
description: Minimum consecutive failures for the probe
to be considered failed after having succeeded. Defaults
to 3. Minimum value is 1.
format: int32
type: integer
initialDelaySeconds:
description: 'Number of seconds after the container has
started before liveness probes are initiated. More info:
https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle#container-probes'
format: int32
type: integer
periodSeconds:
description: How often (in seconds) to perform the probe.
Default to 10 seconds. Minimum value is 1.
format: int32
type: integer
successThreshold:
description: Minimum consecutive successes for the probe
to be considered successful after having failed. Defaults
to 1. Must be 1 for liveness and startup. Minimum value
is 1.
format: int32
type: integer
terminationGracePeriodSeconds:
description: Optional duration in seconds the pod needs
to terminate gracefully upon probe failure. The grace
period is the duration in seconds after the processes
running in the pod are sent a termination signal and
the time when the processes are forcibly halted with
a kill signal. Set this value longer than the expected
cleanup time for your process. If this value is nil,
the pod's terminationGracePeriodSeconds will be used.
Otherwise, this value overrides the value provided by
the pod spec. Value must be non-negative integer. The
value zero indicates stop immediately via the kill signal
(no opportunity to shut down). This is a beta field
and requires enabling ProbeTerminationGracePeriod feature
gate. Minimum value is 1. spec.terminationGracePeriodSeconds
is used if unset.
format: int64
type: integer
timeoutSeconds:
description: 'Number of seconds after which the probe
times out. Defaults to 1 second. Minimum value is 1.
More info: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle#container-probes'
format: int32
type: integer
required:
- container
type: object
type: array
tolerations:
description: If specified, the pod's tolerations.
items:
description: The pod this Toleration is attached to tolerates any
taint that matches the triple <key,value,effect> using the matching
operator <operator>.
properties:
effect:
description: Effect indicates the taint effect to match. Empty
means match all taint effects. When specified, allowed values
are NoSchedule, PreferNoSchedule and NoExecute.
type: string
key:
description: Key is the taint key that the toleration applies
to. Empty means match all taint keys. If the key is empty, operator
must be Exists; this combination means to match all values and
all keys.
type: string
operator:
description: Operator represents a key's relationship to the value.
Valid operators are Exists and Equal. Defaults to Equal. Exists
is equivalent to wildcard for value, so that a pod can tolerate
all taints of a particular category.
type: string
tolerationSeconds:
description: TolerationSeconds represents the period of time the
toleration (which must be of effect NoExecute, otherwise this
field is ignored) tolerates the taint. By default, it is not
set, which means tolerate the taint forever (do not evict).
Zero and negative values will be treated as 0 (evict immediately)
by the system.
format: int64
type: integer
value:
description: Value is the taint value the toleration matches to.
If the operator is Exists, the value should be empty, otherwise
just a regular string.
type: string
type: object
type: array
hostNetwork:
description: Use the host's network namespace if true. Make sure to
understand the security implications if you want to enable it. When
hostNetwork is enabled, this will set dnsPolicy to ClusterFirstWithHostNet
automatically.
type: boolean
topologySpreadConstraints:
description: If specified, the pod's topology spread constraints.
items:
description: TopologySpreadConstraint specifies how to spread matching
pods among the given topology.
properties:
labelSelector:
description: LabelSelector is used to find matching pods. Pods
that match this label selector are counted to determine the
number of pods in their corresponding topology domain.
properties:
matchExpressions:
description: matchExpressions is a list of label selector
requirements. The requirements are ANDed.
items:
description: A label selector requirement is a selector
that contains values, a key, and an operator that relates
the key and values.
properties:
key:
description: key is the label key that the selector
applies to.
type: string
operator:
description: operator represents a key's relationship
to a set of values. Valid operators are In, NotIn,
Exists and DoesNotExist.
type: string
values:
description: values is an array of string values.
If the operator is In or NotIn, the values array
must be non-empty. If the operator is Exists or
DoesNotExist, the values array must be empty. This
array is replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchLabels:
additionalProperties:
type: string
description: matchLabels is a map of {key,value} pairs.
A single {key,value} in the matchLabels map is equivalent
to an element of matchExpressions, whose key field is
"key", the operator is "In", and the values array contains
only "value". The requirements are ANDed.
type: object
type: object
maxSkew:
description: 'MaxSkew describes the degree to which pods may
be unevenly distributed. It''s the maximum permitted difference
between the number of matching pods in any two topology domains
of a given topology type. For example, in a 3-zone cluster,
MaxSkew is set to 1, and pods with the same labelSelector
spread as 1/1/0: | zone1 | zone2 | zone3 | | P | P | |
- if MaxSkew is 1, incoming pod can only be scheduled to zone3
to become 1/1/1; scheduling it onto zone1(zone2) would make
the ActualSkew(2-0) on zone1(zone2) violate MaxSkew(1). -
if MaxSkew is 2, incoming pod can be scheduled onto any zone.
It''s a required field. Default value is 1 and 0 is not allowed.'
format: int32
type: integer
topologyKey:
description: TopologyKey is the key of node labels. Nodes that
have a label with this key and identical values are considered
to be in the same topology. We consider each <key, value>
as a "bucket", and try to put balanced number of pods into
each bucket. It's a required field.
type: string
whenUnsatisfiable:
description: 'WhenUnsatisfiable indicates how to deal with a
pod if it doesn''t satisfy the spread constraint. - DoNotSchedule
(default) tells the scheduler not to schedule it - ScheduleAnyway
tells the scheduler to still schedule it It''s considered
as "Unsatisfiable" if and only if placing incoming pod on
any topology violates "MaxSkew". For example, in a 3-zone
cluster, MaxSkew is set to 1, and pods with the same labelSelector
spread as 3/1/1: | zone1 | zone2 | zone3 | | P P P | P | P |
If WhenUnsatisfiable is set to DoNotSchedule, incoming pod
can only be scheduled to zone2(zone3) to become 3/2/1(3/1/2)
as ActualSkew(2-1) on zone2(zone3) satisfies MaxSkew(1). In
other words, the cluster can still be imbalanced, but scheduler
won''t make it *more* imbalanced. It''s a required field.'
type: string
required:
- maxSkew
- topologyKey
- whenUnsatisfiable
type: object
type: array
version:
description: Version the cluster should be on.
type: string
volumeMounts:
description: VolumeMounts allows configuration of additional VolumeMounts
on the output StatefulSet definition. VolumeMounts specified will
be appended to other VolumeMounts in the alertmanager container,
that are generated as a result of StorageSpec objects.
items:
description: VolumeMount describes a mounting of a Volume within
a container.
properties:
mountPath:
description: Path within the container at which the volume should
be mounted. Must not contain ':'.
type: string
mountPropagation:
description: mountPropagation determines how mounts are propagated
from the host to container and the other way around. When
not set, MountPropagationNone is used. This field is beta
in 1.10.
type: string
name:
description: This must match the Name of a Volume.
type: string
readOnly:
description: Mounted read-only if true, read-write otherwise
(false or unspecified). Defaults to false.
type: boolean
subPath:
description: Path within the volume from which the container's
volume should be mounted. Defaults to "" (volume's root).
type: string
subPathExpr:
description: Expanded path within the volume from which the
container's volume should be mounted. Behaves similarly to
SubPath but environment variable references $(VAR_NAME) are
expanded using the container's environment. Defaults to ""
(volume's root). SubPathExpr and SubPath are mutually exclusive.
type: string
required:
- mountPath
- name
type: object
type: array
affinity:
description: If specified, the pod's scheduling constraints.
properties:
nodeAffinity:
description: Describes node affinity scheduling rules for the pod.
properties:
preferredDuringSchedulingIgnoredDuringExecution:
description: The scheduler will prefer to schedule pods to nodes
that satisfy the affinity expressions specified by this field,
but it may choose a node that violates one or more of the
expressions. The node that is most preferred is the one with
the greatest sum of weights, i.e. for each node that meets
all of the scheduling requirements (resource request, requiredDuringScheduling
affinity expressions, etc.), compute a sum by iterating through
the elements of this field and adding "weight" to the sum
if the node matches the corresponding matchExpressions; the
node(s) with the highest sum are the most preferred.
items:
description: An empty preferred scheduling term matches all
objects with implicit weight 0 (i.e. it's a no-op). A null
preferred scheduling term matches no objects (i.e. is also
a no-op).
properties:
preference:
description: A node selector term, associated with the
corresponding weight.
properties:
matchExpressions:
description: A list of node selector requirements
by node's labels.
items:
description: A node selector requirement is a selector
that contains values, a key, and an operator that
relates the key and values.
properties:
key:
description: The label key that the selector
applies to.
type: string
operator:
description: Represents a key's relationship
to a set of values. Valid operators are In,
NotIn, Exists, DoesNotExist. Gt, and Lt.
type: string
values:
description: An array of string values. If the
operator is In or NotIn, the values array
must be non-empty. If the operator is Exists
or DoesNotExist, the values array must be
empty. If the operator is Gt or Lt, the values
array must have a single element, which will
be interpreted as an integer. This array is
replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchFields:
description: A list of node selector requirements
by node's fields.
items:
description: A node selector requirement is a selector
that contains values, a key, and an operator that
relates the key and values.
properties:
key:
description: The label key that the selector
applies to.
type: string
operator:
description: Represents a key's relationship
to a set of values. Valid operators are In,
NotIn, Exists, DoesNotExist. Gt, and Lt.
type: string
values:
description: An array of string values. If the
operator is In or NotIn, the values array
must be non-empty. If the operator is Exists
or DoesNotExist, the values array must be
empty. If the operator is Gt or Lt, the values
array must have a single element, which will
be interpreted as an integer. This array is
replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
type: object
weight:
description: Weight associated with matching the corresponding
nodeSelectorTerm, in the range 1-100.
format: int32
type: integer
required:
- preference
- weight
type: object
type: array
requiredDuringSchedulingIgnoredDuringExecution:
description: If the affinity requirements specified by this
field are not met at scheduling time, the pod will not be
scheduled onto the node. If the affinity requirements specified
by this field cease to be met at some point during pod execution
(e.g. due to an update), the system may or may not try to
eventually evict the pod from its node.
properties:
nodeSelectorTerms:
description: Required. A list of node selector terms. The
terms are ORed.
items:
description: A null or empty node selector term matches
no objects. The requirements of them are ANDed. The
TopologySelectorTerm type implements a subset of the
NodeSelectorTerm.
properties:
matchExpressions:
description: A list of node selector requirements
by node's labels.
items:
description: A node selector requirement is a selector
that contains values, a key, and an operator that
relates the key and values.
properties:
key:
description: The label key that the selector
applies to.
type: string
operator:
description: Represents a key's relationship
to a set of values. Valid operators are In,
NotIn, Exists, DoesNotExist. Gt, and Lt.
type: string
values:
description: An array of string values. If the
operator is In or NotIn, the values array
must be non-empty. If the operator is Exists
or DoesNotExist, the values array must be
empty. If the operator is Gt or Lt, the values
array must have a single element, which will
be interpreted as an integer. This array is
replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchFields:
description: A list of node selector requirements
by node's fields.
items:
description: A node selector requirement is a selector
that contains values, a key, and an operator that
relates the key and values.
properties:
key:
description: The label key that the selector
applies to.
type: string
operator:
description: Represents a key's relationship
to a set of values. Valid operators are In,
NotIn, Exists, DoesNotExist. Gt, and Lt.
type: string
values:
description: An array of string values. If the
operator is In or NotIn, the values array
must be non-empty. If the operator is Exists
or DoesNotExist, the values array must be
empty. If the operator is Gt or Lt, the values
array must have a single element, which will
be interpreted as an integer. This array is
replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
type: object
type: array
required:
- nodeSelectorTerms
type: object
type: object
podAffinity:
description: Describes pod affinity scheduling rules (e.g. co-locate
this pod in the same node, zone, etc. as some other pod(s)).
properties:
preferredDuringSchedulingIgnoredDuringExecution:
description: The scheduler will prefer to schedule pods to nodes
that satisfy the affinity expressions specified by this field,
but it may choose a node that violates one or more of the
expressions. The node that is most preferred is the one with
the greatest sum of weights, i.e. for each node that meets
all of the scheduling requirements (resource request, requiredDuringScheduling
affinity expressions, etc.), compute a sum by iterating through
the elements of this field and adding "weight" to the sum
if the node has pods which matches the corresponding podAffinityTerm;
the node(s) with the highest sum are the most preferred.
items:
description: The weights of all of the matched WeightedPodAffinityTerm
fields are added per-node to find the most preferred node(s)
properties:
podAffinityTerm:
description: Required. A pod affinity term, associated
with the corresponding weight.
properties:
labelSelector:
description: A label query over a set of resources,
in this case pods.
properties:
matchExpressions:
description: matchExpressions is a list of label
selector requirements. The requirements are
ANDed.
items:
description: A label selector requirement is
a selector that contains values, a key, and
an operator that relates the key and values.
properties:
key:
description: key is the label key that the
selector applies to.
type: string
operator:
description: operator represents a key's
relationship to a set of values. Valid
operators are In, NotIn, Exists and DoesNotExist.
type: string
values:
description: values is an array of string
values. If the operator is In or NotIn,
the values array must be non-empty. If
the operator is Exists or DoesNotExist,
the values array must be empty. This array
is replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchLabels:
additionalProperties:
type: string
description: matchLabels is a map of {key,value}
pairs. A single {key,value} in the matchLabels
map is equivalent to an element of matchExpressions,
whose key field is "key", the operator is "In",
and the values array contains only "value".
The requirements are ANDed.
type: object
type: object
namespaces:
description: namespaces specifies which namespaces
the labelSelector applies to (matches against);
null or empty list means "this pod's namespace"
items:
type: string
type: array
topologyKey:
description: This pod should be co-located (affinity)
or not co-located (anti-affinity) with the pods
matching the labelSelector in the specified namespaces,
where co-located is defined as running on a node
whose value of the label with key topologyKey matches
that of any node on which any of the selected pods
is running. Empty topologyKey is not allowed.
type: string
required:
- topologyKey
type: object
weight:
description: weight associated with matching the corresponding
podAffinityTerm, in the range 1-100.
format: int32
type: integer
required:
- podAffinityTerm
- weight
type: object
type: array
requiredDuringSchedulingIgnoredDuringExecution:
description: If the affinity requirements specified by this
field are not met at scheduling time, the pod will not be
scheduled onto the node. If the affinity requirements specified
by this field cease to be met at some point during pod execution
(e.g. due to a pod label update), the system may or may not
try to eventually evict the pod from its node. When there
are multiple elements, the lists of nodes corresponding to
each podAffinityTerm are intersected, i.e. all terms must
be satisfied.
items:
description: Defines a set of pods (namely those matching
the labelSelector relative to the given namespace(s)) that
this pod should be co-located (affinity) or not co-located
(anti-affinity) with, where co-located is defined as running
on a node whose value of the label with key <topologyKey>
matches that of any node on which a pod of the set of pods
is running
properties:
labelSelector:
description: A label query over a set of resources, in
this case pods.
properties:
matchExpressions:
description: matchExpressions is a list of label selector
requirements. The requirements are ANDed.
items:
description: A label selector requirement is a selector
that contains values, a key, and an operator that
relates the key and values.
properties:
key:
description: key is the label key that the selector
applies to.
type: string
operator:
description: operator represents a key's relationship
to a set of values. Valid operators are In,
NotIn, Exists and DoesNotExist.
type: string
values:
description: values is an array of string values.
If the operator is In or NotIn, the values
array must be non-empty. If the operator is
Exists or DoesNotExist, the values array must
be empty. This array is replaced during a
strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchLabels:
additionalProperties:
type: string
description: matchLabels is a map of {key,value} pairs.
A single {key,value} in the matchLabels map is equivalent
to an element of matchExpressions, whose key field
is "key", the operator is "In", and the values array
contains only "value". The requirements are ANDed.
type: object
type: object
namespaces:
description: namespaces specifies which namespaces the
labelSelector applies to (matches against); null or
empty list means "this pod's namespace"
items:
type: string
type: array
topologyKey:
description: This pod should be co-located (affinity)
or not co-located (anti-affinity) with the pods matching
the labelSelector in the specified namespaces, where
co-located is defined as running on a node whose value
of the label with key topologyKey matches that of any
node on which any of the selected pods is running. Empty
topologyKey is not allowed.
type: string
required:
- topologyKey
type: object
type: array
type: object
podAntiAffinity:
description: Describes pod anti-affinity scheduling rules (e.g.
avoid putting this pod in the same node, zone, etc. as some other
pod(s)).
properties:
preferredDuringSchedulingIgnoredDuringExecution:
description: The scheduler will prefer to schedule pods to nodes
that satisfy the anti-affinity expressions specified by this
field, but it may choose a node that violates one or more
of the expressions. The node that is most preferred is the
one with the greatest sum of weights, i.e. for each node that
meets all of the scheduling requirements (resource request,
requiredDuringScheduling anti-affinity expressions, etc.),
compute a sum by iterating through the elements of this field
and adding "weight" to the sum if the node has pods which
matches the corresponding podAffinityTerm; the node(s) with
the highest sum are the most preferred.
items:
description: The weights of all of the matched WeightedPodAffinityTerm
fields are added per-node to find the most preferred node(s)
properties:
podAffinityTerm:
description: Required. A pod affinity term, associated
with the corresponding weight.
properties:
labelSelector:
description: A label query over a set of resources,
in this case pods.
properties:
matchExpressions:
description: matchExpressions is a list of label
selector requirements. The requirements are
ANDed.
items:
description: A label selector requirement is
a selector that contains values, a key, and
an operator that relates the key and values.
properties:
key:
description: key is the label key that the
selector applies to.
type: string
operator:
description: operator represents a key's
relationship to a set of values. Valid
operators are In, NotIn, Exists and DoesNotExist.
type: string
values:
description: values is an array of string
values. If the operator is In or NotIn,
the values array must be non-empty. If
the operator is Exists or DoesNotExist,
the values array must be empty. This array
is replaced during a strategic merge patch.
items:
type: string
type: array
required:
- key
- operator
type: object
type: array
matchLabels: