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1261e2678f
* add podDisruptive to traitdefinition * fix docs & example * fix diff and add docs * use bool type for podDisruptive Co-authored-by: 天元 <jianbo.sjb@alibaba-inc.com>
87 lines
2.8 KiB
YAML
87 lines
2.8 KiB
YAML
apiVersion: core.oam.dev/v1beta1
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kind: TraitDefinition
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metadata:
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name: autoscale
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namespace: vela-system
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annotations:
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definition.oam.dev/description: "Automatically scales workloads by resource utilization metrics or cron triggers."
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spec:
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appliesToWorkloads:
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- webservice
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- worker
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workloadRefPath: spec.workloadRef
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definitionRef:
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name: autoscalers.standard.oam.dev
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podDisruptive: true
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extension:
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install:
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helm:
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repo: kedacore
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name: keda
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url: https://kedacore.github.io/charts
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version: 2.0.0-rc3
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schematic:
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cue:
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template: |
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import "strconv"
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outputs: autoscaler: {{
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apiVersion: "standard.oam.dev/v1alpha1"
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kind: "Autoscaler"
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spec: {
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minReplicas: parameter.min
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maxReplicas: parameter.max
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if parameter["cpuPercent"] != _|_ && parameter["cron"] != _|_ {
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triggers: [cpuScaler, cronScaler]
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}
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if parameter["cpuPercent"] != _|_ && parameter["cron"] == _|_ {
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triggers: [cpuScaler]
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}
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if parameter["cpuPercent"] == _|_ && parameter["cron"] != _|_ {
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triggers: [cronScaler]
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}
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}
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}}
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cpuScaler: {
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type: "cpu"
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condition: {
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type: "Utilization"
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if parameter["cpuPercent"] != _|_ {
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// Temporarily use `strconv` for type converting. This bug will be fixed in kubevela#585
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value: strconv.FormatInt(parameter.cpuPercent, 10)
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}
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}
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}
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cronScaler: {
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type: "cron"
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if parameter["cron"] != _|_ && parameter.cron["replicas"] != _|_ {
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condition: {
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startAt: parameter.cron.startAt
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duration: parameter.cron.duration
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days: parameter.cron.days
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replicas: strconv.FormatInt(parameter.cron.replicas, 10)
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timezone: parameter.cron.timezone
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}
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}
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}
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parameter: {
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// +usage=Minimal replicas of the workload
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min: int
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// +usage=Maximal replicas of the workload
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max: int
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// +usage=Specify the value for CPU utilization, like 80, which means 80%
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// +alias=cpu-percent
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cpuPercent?: int
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// +usage=Cron type auto-scaling. Just for `appfile`, not available for Cli usage
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cron?: {
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// +usage=The time to start scaling, like `08:00`
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startAt: string
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// +usage=For how long the scaling will last
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duration: string
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// +usage=Several workdays or weekends, like "Monday, Tuesday"
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days: string
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// +usage=The target replicas to be scaled to
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replicas: int
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// +usage=Timezone, like "America/Los_Angeles"
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timezone: string
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}
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} |