truecharts/charts/library/common/docs/fallbackDefaults.md

title

title
Fallback Defaults

:::note

• Examples under each key are only to be used as a placement guide
• See the Full Examples section for complete examples.

:::

Appears in

• .Values.fallbackDefaults

---

Defaults

fallbackDefaults:
  probeType: http
  serviceProtocol: tcp
  serviceType: ClusterIP
  storageClass:
  persistenceType: emptyDir
  pvcRetain: true
  pvcSize: 100Gi
  vctSize: 100Gi
  accessModes:
    - ReadWriteOnce
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1
  topologyKey: kubernetes.io/hostname

probeType

Define default probe type when not defined in the container level

Key	fallbackDefaults.probeType
Type	string
Required	✅
Helm tpl	❌
Default	http

Valid Values:

• See Probe Types

Example

fallbackDefaults:
  probeType: http

---

serviceProtocol

Define default service protocol when not defined in the service

Key	fallbackDefaults.serviceProtocol
Type	string
Required	✅
Helm tpl	❌
Default	tcp

Valid Values:

• See Service Protocols

Example

fallbackDefaults:
  serviceProtocol: tcp

---

serviceType

Define default service type when not defined in the service

Key	fallbackDefaults.serviceType
Type	string
Required	✅
Helm tpl	❌
Default	ClusterIP

Valid Values:

• See Service Types

Example

fallbackDefaults:
  serviceType: ClusterIP

---

storageClass

Define default storage class when not defined in the persistence

Key	fallbackDefaults.storageClass
Type	string
Required	❌
Helm tpl	❌
Default	unset

Example

fallbackDefaults:
  storageClass: some-storage-class

---

persistenceType

Define default persistence type when not defined in the persistence

Key	fallbackDefaults.persistenceType
Type	string
Required	✅
Helm tpl	❌
Default	emptyDir

Valid Values:

• See Persistence Types

Example

fallbackDefaults:
  persistenceType: pvc

---

pvcRetain

Define default pvc retain when not defined in the persistence

Key	fallbackDefaults.pvcRetain
Type	bool
Required	✅
Helm tpl	❌
Default	true

Example

fallbackDefaults:
  pvcRetain: true

---

pvcSize

Define default pvc size when not defined in the persistence

Key	fallbackDefaults.pvcSize
Type	string
Required	✅
Helm tpl	❌
Default	100Gi

Example

fallbackDefaults:
  pvcSize: 100Gi

---

vctSize

Define default vct size when not defined in the persistence

Key	fallbackDefaults.vctSize
Type	string
Required	✅
Helm tpl	❌
Default	100Gi

Example

fallbackDefaults:
  vctSize: 100Gi

---

accessModes

Define default access modes when not defined in the persistence

Key	fallbackDefaults.accessModes
Type	list of string
Required	✅
Helm tpl	❌
Default	ReadWriteOnce

Example

fallbackDefaults:
  accessModes:
    - ReadWriteOnce

---

probeTimeouts

Define default probe timeouts if not defined in the container

Key	fallbackDefaults.probeTimeouts
Type	map
Required	✅
Helm tpl	❌

Default

fallbackDefaults:
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1

---

probeTimeouts.liveness

Define default liveness probe timeouts if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness
Type	map
Required	✅
Helm tpl	❌

Default

fallbackDefaults:
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1

---

probeTimeouts.liveness.initialDelaySeconds

Define default liveness probe initialDelaySeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness.initialDelaySeconds
Type	int
Required	✅
Helm tpl	❌
Default	10

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10

---

probeTimeouts.liveness.periodSeconds

Define default liveness probe periodSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness.periodSeconds
Type	int
Required	✅
Helm tpl	❌
Default	10

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      periodSeconds: 10

---

probeTimeouts.liveness.timeoutSeconds

Define default liveness probe timeoutSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness.timeoutSeconds
Type	int
Required	✅
Helm tpl	❌
Default	5

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      timeoutSeconds: 5

---

probeTimeouts.liveness.failureThreshold

Define default liveness probe failureThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness.failureThreshold
Type	int
Required	✅
Helm tpl	❌
Default	5

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      failureThreshold: 5

---

probeTimeouts.liveness.successThreshold

Define default liveness probe successThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.liveness.successThreshold
Type	int
Required	✅
Helm tpl	❌
Default	1

Example

fallbackDefaults:
  probeTimeouts:
    liveness:
      successThreshold: 1

---

probeTimeouts.readiness

Define default readiness probe timeouts if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness
Type	map
Required	✅
Helm tpl	❌

Default

fallbackDefaults:
  probeTimeouts:
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2

---

probeTimeouts.readiness.initialDelaySeconds

Define default readiness probe initialDelaySeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness.initialDelaySeconds
Type	int
Required	✅
Helm tpl	❌
Default	10

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      initialDelaySeconds: 10

---

probeTimeouts.readiness.periodSeconds

Define default readiness probe periodSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness.periodSeconds
Type	int
Required	✅
Helm tpl	❌
Default	10

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      periodSeconds: 10

---

probeTimeouts.readiness.timeoutSeconds

Define default readiness probe timeoutSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness.timeoutSeconds
Type	int
Required	✅
Helm tpl	❌
Default	5

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      timeoutSeconds: 5

---

probeTimeouts.readiness.failureThreshold

Define default readiness probe failureThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness.failureThreshold
Type	int
Required	✅
Helm tpl	❌
Default	5

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      failureThreshold: 5

---

probeTimeouts.readiness.successThreshold

Define default readiness probe successThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.readiness.successThreshold
Type	int
Required	✅
Helm tpl	❌
Default	2

Example

fallbackDefaults:
  probeTimeouts:
    readiness:
      successThreshold: 2

---

probeTimeouts.startup

Define default startup probe timeouts if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup
Type	map
Required	✅
Helm tpl	❌

Default

fallbackDefaults:
  probeTimeouts:
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1

---

probeTimeouts.startup.initialDelaySeconds

Define default startup probe initialDelaySeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup.initialDelaySeconds
Type	int
Required	✅
Helm tpl	❌
Default	10

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      initialDelaySeconds: 10

---

probeTimeouts.startup.periodSeconds

Define default startup probe periodSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup.periodSeconds
Type	int
Required	✅
Helm tpl	❌
Default	5

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      periodSeconds: 5

---

probeTimeouts.startup.timeoutSeconds

Define default startup probe timeoutSeconds if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup.timeoutSeconds
Type	int
Required	✅
Helm tpl	❌
Default	2

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      timeoutSeconds: 2

---

probeTimeouts.startup.failureThreshold

Define default startup probe failureThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup.failureThreshold
Type	int
Required	✅
Helm tpl	❌
Default	60

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      failureThreshold: 60

---

probeTimeouts.startup.successThreshold

Define default startup probe successThreshold if not defined in the container

Key	fallbackDefaults.probeTimeouts.startup.successThreshold
Type	int
Required	✅
Helm tpl	❌
Default	1

Example

fallbackDefaults:
  probeTimeouts:
    startup:
      successThreshold: 1

---

topologyKey

Define default topologyKey for topologySpreadConstraints in podOptions

Key	fallbackDefaults.topologyKey
Type	string
Required	❌
Helm tpl	❌
Default	kubernetes.io/hostname

---

Full Examples

fallbackDefaults:
  probeType: http
  serviceProtocol: tcp
  serviceType: ClusterIP
  persistenceType: pvc
  probeTimeouts:
    liveness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 1
    readiness:
      initialDelaySeconds: 10
      periodSeconds: 10
      timeoutSeconds: 5
      failureThreshold: 5
      successThreshold: 2
    startup:
      initialDelaySeconds: 10
      periodSeconds: 5
      timeoutSeconds: 2
      failureThreshold: 60
      successThreshold: 1
  topologyKey: truecharts.org/example