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Downward API implementation for resources limits and requests

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This commit is contained in:
Avesh Agarwal
2016-05-23 18:08:22 -04:00
parent 5303794ef0
commit 1931931494
27 changed files with 2686 additions and 725 deletions
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18
pkg/api/types.go
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@@ -706,7 +706,10 @@ type DownwardAPIVolumeFile struct {
// Required: Path is the relative path name of the file to be created. Must not be absolute or contain the '..' path. Must be utf-8 encoded. The first item of the relative path must not start with '..'
Path string `json:"path"`
// Required: Selects a field of the pod: only annotations, labels, name and namespace are supported.
FieldRef ObjectFieldSelector `json:"fieldRef"`
FieldRef *ObjectFieldSelector `json:"fieldRef,omitempty"`
// Selects a resource of the container: only resources limits and requests
// (limits.cpu, limits.memory, requests.cpu and requests.memory) are currently supported.
ResourceFieldRef *ResourceFieldSelector `json:"resourceFieldRef,omitempty"`
}
// AzureFile represents an Azure File Service mount on the host and bind mount to the pod.
@@ -811,6 +814,9 @@ type EnvVar struct {
type EnvVarSource struct {
// Selects a field of the pod; only name and namespace are supported.
FieldRef *ObjectFieldSelector `json:"fieldRef,omitempty"`
// Selects a resource of the container: only resources limits and requests
// (limits.cpu, limits.memory, requests.cpu and requests.memory) are currently supported.
ResourceFieldRef *ResourceFieldSelector `json:"resourceFieldRef,omitempty"`
// Selects a key of a ConfigMap.
ConfigMapKeyRef *ConfigMapKeySelector `json:"configMapKeyRef,omitempty"`
// Selects a key of a secret in the pod's namespace.
@@ -827,6 +833,16 @@ type ObjectFieldSelector struct {
FieldPath string `json:"fieldPath"`
}
// ResourceFieldSelector represents container resources (cpu, memory) and their output format
type ResourceFieldSelector struct {
// Container name: required for volumes, optional for env vars
ContainerName string `json:"containerName,omitempty"`
// Required: resource to select
Resource string `json:"resource"`
// Specifies the output format of the exposed resources, defaults to "1"
Divisor resource.Quantity `json:"divisor,omitempty"`
}
// Selects a key from a ConfigMap.
type ConfigMapKeySelector struct {
// The ConfigMap to select from.