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Added taints node by condition feature flag.

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This commit is contained in:
Klaus Ma 2017-07-27 11:41:23 +08:00
parent c85e4dc1de
commit ec4aa192cc
2 changed files with 12 additions and 4 deletions
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8
pkg/features/kube_features.go
View File

@ -126,6 +126,13 @@ const (
// //
// Enable equivalence class cache for scheduler. // Enable equivalence class cache for scheduler.
EnableEquivalenceClassCache utilfeature.Feature = "EnableEquivalenceClassCache" EnableEquivalenceClassCache utilfeature.Feature = "EnableEquivalenceClassCache"
// owner: @k82cn
// alpha: v1.8
//
// Taint nodes based on their condition status for 'NetworkUnavailable',
// 'MemoryPressure', 'OutOfDisk' and 'DiskPressure'.
TaintNodesByCondition utilfeature.Feature = "TaintNodesByCondition"
) )
func init() { func init() {
@ -156,4 +163,5 @@ var defaultKubernetesFeatureGates = map[utilfeature.Feature]utilfeature.FeatureS
// unintentionally on either side: // unintentionally on either side:
StreamingProxyRedirects: {Default: true, PreRelease: utilfeature.Beta}, StreamingProxyRedirects: {Default: true, PreRelease: utilfeature.Beta},
genericfeatures.AdvancedAuditing: {Default: false, PreRelease: utilfeature.Alpha}, genericfeatures.AdvancedAuditing: {Default: false, PreRelease: utilfeature.Alpha},
TaintNodesByCondition: {Default: false, PreRelease: utilfeature.Alpha},
} }

8
plugin/pkg/scheduler/algorithm/well_known_labels.go
View File

@ -31,22 +31,22 @@ const (
// When feature-gate for TaintBasedEvictions=true flag is enabled, // When feature-gate for TaintBasedEvictions=true flag is enabled,
// TaintNodeOutOfDisk would be automatically added by node controller // TaintNodeOutOfDisk would be automatically added by node controller
// when node becomes out of disk, and removed when node has enough disk. // when node becomes out of disk, and removed when node has enough disk.
TaintNodeOutOfDisk = "node.alpha.kubernetes.io/outOfDisk" TaintNodeOutOfDisk = "node.kubernetes.io/outOfDisk"
// When feature-gate for TaintBasedEvictions=true flag is enabled, // When feature-gate for TaintBasedEvictions=true flag is enabled,
// TaintNodeMemoryPressure would be automatically added by node controller // TaintNodeMemoryPressure would be automatically added by node controller
// when node has memory pressure, and removed when node has enough memory. // when node has memory pressure, and removed when node has enough memory.
TaintNodeMemoryPressure = "node.alpha.kubernetes.io/memoryPressure" TaintNodeMemoryPressure = "node.kubernetes.io/memoryPressure"
// When feature-gate for TaintBasedEvictions=true flag is enabled, // When feature-gate for TaintBasedEvictions=true flag is enabled,
// TaintNodeDiskPressure would be automatically added by node controller // TaintNodeDiskPressure would be automatically added by node controller
// when node has disk pressure, and removed when node has enough disk. // when node has disk pressure, and removed when node has enough disk.
TaintNodeDiskPressure = "node.alpha.kubernetes.io/diskPressure" TaintNodeDiskPressure = "node.kubernetes.io/diskPressure"
// When feature-gate for TaintBasedEvictions=true flag is enabled, // When feature-gate for TaintBasedEvictions=true flag is enabled,
// TaintNodeNetworkUnavailable would be automatically added by node controller // TaintNodeNetworkUnavailable would be automatically added by node controller
// when node's network is unavailable, and removed when network becomes ready. // when node's network is unavailable, and removed when network becomes ready.
TaintNodeNetworkUnavailable = "node.alpha.kubernetes.io/networkUnavailable" TaintNodeNetworkUnavailable = "node.kubernetes.io/networkUnavailable"
// When kubelet is started with the "external" cloud provider, then // When kubelet is started with the "external" cloud provider, then
// it sets this taint on a node to mark it as unusable, until a controller // it sets this taint on a node to mark it as unusable, until a controller