Affinity

class Affinity

This is the base class for affinity operators, which defines the common interface for affinity operators.

Subclassed by YR::InstancePreferredAffinity, YR::InstancePreferredAntiAffinity, YR::InstanceRequiredAffinity, YR::InstanceRequiredAntiAffinity, YR::ResourcePreferredAffinity, YR::ResourcePreferredAntiAffinity, YR::ResourceRequiredAffinity, YR::ResourceRequiredAntiAffinity

Public Functions

Affinity() = delete

Does not support default constructor.

inline Affinity(const std::string &kind, const std::string &type, const std::list<LabelOperator> &operators)

Construct an affinity operation object.

Parameters:

• kind – The affinity kind mainly include RESOURCE and INSTANCE. RESOURCE refers to predefined resource label affinity, while INSTANCE refers to dynamic instance label affinity.

• type – The affinity type mainly include PREFERRED, PREFERRED_ANTI, REQUIRED and REQUIRED_ANTI, which represent weak affinity, weak anti-affinity, strong affinity, and strong anti-affinity, respectively.

• operators – Label operation list, see LabelOperator and its subclasses for details.

inline Affinity(const std::string &kind, const std::string &type, const std::list<LabelOperator> &operators, const std::string &affinityScope)

Construct an affinity operation object.

Parameters:

• kind – The affinity kind mainly include RESOURCE and INSTANCE. RESOURCE refers to predefined resource label affinity, while INSTANCE refers to dynamic instance label affinity.

• type – The affinity type mainly include PREFERRED, PREFERRED_ANTI, REQUIRED and REQUIRED_ANTI, which represent weak affinity, weak anti-affinity, strong affinity, and strong anti-affinity, respectively.

• operators – Label operation list, see LabelOperator and its subclasses for details.

• affinityScope – The instance affinity scope mainly includes two types: AFFINITYSCOPE_POD and AFFINITYSCOPE_NODE.

~Affinity() = default

Default Destructor.

inline std::string GetAffinityKind() const

Get Affinity kind.

Returns:

The kind of affinity.

inline std::string GetAffinityType() const

Get Affinity type.

Returns:

The type of affinity.

inline std::list<LabelOperator> GetLabelOperators() const

Get the list of label operation objects with affinity.

Returns:

The list of label operation objects with affinity.

inline std::string GetAffinityScope() const

Get the scope of instance affinity.

Returns:

The scope of instance affinity.

inline void SetAffinityScope(const std::string &affinityScope)

Set the scope of instance affinity.

class LabelOperator

This is the base class for tag operators, which defines the common interface for tag operators.

Subclassed by YR::LabelDoesNotExistOperator, YR::LabelExistsOperator, YR::LabelInOperator, YR::LabelNotInOperator

Public Functions

LabelOperator() = delete

Does not support default constructor.

inline LabelOperator(const std::string &type, const std::string &key, const std::list<std::string> &values)

Construct a label operation object.

Parameters:

• type – Label operation type, supporting the following categories: LABEL_IN, LABEL_NOT_IN, LABEL_EXISTS, LABEL_DOES_NOT_EXIST.

• key – The key of the label.

• values – The value of the label.

inline LabelOperator(const std::string &type, const std::string &key)

Construct a label operation object.

Parameters:

• type – Label operation type, supporting the following categories: LABEL_IN, LABEL_NOT_IN, LABEL_EXISTS, LABEL_DOES_NOT_EXIST.

• key – The key of the label.

~LabelOperator() = default

Default Destructor.

inline std::string GetOperatorType() const

Get the type of the label operation object.

Returns:

The type of the label operation object.

inline std::string GetKey() const

Get the key of the label.

Returns:

The key of the label.

inline std::list<std::string> GetValues() const

Get the values of the label.

Returns:

The values of the label.

class ResourcePreferredAffinity : public YR::Affinity

The affinity kind is RESOURCE, and the affinity type is PREFERRED.

Public Functions

inline ResourcePreferredAffinity(const LabelOperator &labelOperator)

Construct a new ResourcePreferred Affinity object.

Parameters:

labelOperator – Label operation.

inline ResourcePreferredAffinity(const std::list<LabelOperator> &operators)

Construct a new ResourcePreferred Affinity object.

Parameters:

operators – Label operation list.

class InstancePreferredAffinity : public YR::Affinity

The affinity kind is INSTANCE, and the affinity type is PREFERRED.

Public Functions

inline InstancePreferredAffinity(const LabelOperator &labelOperator)

Construct a new InstancePreferred Affinity object.

Parameters:

labelOperator – Label operation.

inline InstancePreferredAffinity(const std::list<LabelOperator> &operators)

Construct a new InstancePreferred Affinity object.

Parameters:

operators – Label operation list.

class ResourceRequiredAffinity : public YR::Affinity

The affinity kind is RESOURCE, and the affinity type is REQUIRED.

Public Functions

inline ResourceRequiredAffinity(const LabelOperator &labelOperator)

Construct a new ResourceRequired Affinity object.

Parameters:

labelOperator – Label operation.

inline ResourceRequiredAffinity(const std::list<LabelOperator> &operators)

Construct a new ResourceRequired Affinity object.

Parameters:

operators – Label operation list.

class InstanceRequiredAffinity : public YR::Affinity

The affinity kind is INSTANCE, and the affinity type is REQUIRED.

Public Functions

inline InstanceRequiredAffinity(const LabelOperator &labelOperator)

Construct a new InstanceRequired Affinity object.

Parameters:

labelOperator – Label operation.

inline InstanceRequiredAffinity(const std::list<LabelOperator> &operators)

Construct a new InstanceRequired Affinity object.

Parameters:

operators – Label operation list.

class ResourcePreferredAntiAffinity : public YR::Affinity

The affinity kind is RESOURCE, and the affinity type is PREFERRED_ANTI.

Public Functions

inline ResourcePreferredAntiAffinity(const LabelOperator &labelOperator)

Construct a new ResourcePreferred AntiAffinity object.

Parameters:

labelOperator – Label operation.

inline ResourcePreferredAntiAffinity(const std::list<LabelOperator> &operators)

Construct a new ResourcePreferred AntiAffinity object.

Parameters:

operators – Label operation list.

class InstancePreferredAntiAffinity : public YR::Affinity

The affinity kind is INSTANCE, and the affinity type is PREFERRED_ANTI.

Public Functions

inline InstancePreferredAntiAffinity(const LabelOperator &labelOperator)

Construct a new InstancePreferred AntiAffinity object.

Parameters:

labelOperator – Label operation.

inline InstancePreferredAntiAffinity(const std::list<LabelOperator> &operators)

Construct a new InstancePreferred AntiAffinity object.

Parameters:

operators – Label operation list.

class ResourceRequiredAntiAffinity : public YR::Affinity

The affinity kind is RESOURCE, and the affinity type is REQUIRED_ANTI.

Public Functions

inline ResourceRequiredAntiAffinity(const LabelOperator &labelOperator)

Construct a new ResourceRequired AntiAffinity object.

Parameters:

labelOperator – Label operation.

inline ResourceRequiredAntiAffinity(const std::list<LabelOperator> &operators)

Construct a new ResourceRequired AntiAffinity object.

Parameters:

operators – Label operation list.

class InstanceRequiredAntiAffinity : public YR::Affinity

The affinity kind is INSTANCE, and the affinity type is REQUIRED_ANTI.

Public Functions

inline InstanceRequiredAntiAffinity(const LabelOperator &labelOperator)

Construct a new InstanceRequired AntiAffinity object.

Parameters:

labelOperator – Label operation.

inline InstanceRequiredAntiAffinity(const std::list<LabelOperator> &operators)

Construct a new InstanceRequired AntiAffinity object.

Parameters:

operators – Label operation list.

class LabelInOperator : public YR::LabelOperator

The label operation class with the operation type LABEL_IN.

Public Functions

inline LabelInOperator(const std::string &key, const std::list<std::string> &values)

Construct a label operation object of type LABEL_IN.

Parameters:

• key – The key of the label.

• values – The values of the label.

class LabelNotInOperator : public YR::LabelOperator

The label operation class with the operation type LABEL_NOT_IN.

Public Functions

inline LabelNotInOperator(const std::string &key, const std::list<std::string> &values)

Construct a label operation object of type LABEL_NOT_IN.

Parameters:

• key – The key of the label.

• values – The values of the label.

class LabelExistsOperator : public YR::LabelOperator

The label operation class with the operation type LABEL_EXISTS.

Public Functions

inline LabelExistsOperator(const std::string &key)

Construct a label operation object of type LABEL_EXISTS.

Parameters:

key – The key of the label.

class LabelDoesNotExistOperator : public YR::LabelOperator

The label operation class with the operation type LABEL_DOES_NOT_EXIST.

Public Functions

inline LabelDoesNotExistOperator(const std::string &key)

Construct a label operation object of type LABEL_DOES_NOT_EXIST.

Parameters:

key – The key of the label.

The parameter descriptions are supplemented as follows:

const std::string YR::RESOURCE = "Resource"

Affinity kind, indicating the predefined resource label affinity.

const std::string YR::INSTANCE = "Instance"

Affinity kind, indicating the dynamic instance label affinity.

const std::string YR::PREFERRED = "PreferredAffinity"

Affinity type, indicating weak affinity.

const std::string YR::PREFERRED_ANTI = "PreferredAntiAffinity"

Affinity type, indicating weak anti-affinity.

const std::string YR::REQUIRED = "RequiredAffinity"

Affinity type, indicating strong affinity.

const std::string YR::REQUIRED_ANTI = "RequiredAntiAffinity"

Affinity type, indicating strong anti-affinity.

const std::string YR::LABEL_IN = "LabelIn"

Label operation type, indicating that the corresponding label has a corresponding value.

const std::string YR::LABEL_NOT_IN = "LabelNotIn"

Label operation type, indicating that the corresponding label does not have a corresponding value.

const std::string YR::LABEL_EXISTS = "LabelExists"

Label operation type, indicating the presence of corresponding tags.

const std::string YR::LABEL_DOES_NOT_EXIST = "LabelDoesNotExist"

Label operation type, indicating that there is no corresponding label.