xconfig

package
v0.0.0-...-3f873ad Latest Latest
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 Go to latest Published: Dec 10, 2024 License: Apache-2.0 Imports: 37 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	NodesConverter      TNodesConverter
	OtherNodesConverter TOtherNodesConverter
)
View Source 
var (
	ErrEditPending  = errors.New(`the configuration is already being edited (--discard to edit from the installed configuration or --recover to edit the unapplied config)`)
	ErrEditValidate = errors.New("configuration validation error")
)
View Source 
var (
	RegexpOperation = regexp.MustCompile(`(\$\(\(.+\)\))`)
	ErrExist        = errors.New("configuration does not exist")
	ErrNoKeyword    = errors.New("keyword does not exist")
	ErrType         = errors.New("type error")

	DriverGroups = set.New("ip", "volume", "disk", "fs", "share", "container", "app", "sync", "task")
)

Functions

func Diff 

func Diff(a, b string) (string, error)

func Edit 

func Edit(src string, mode EditMode, ref Referrer) error

Types

type Alert 

type Alert struct {
	Path    naming.Path `json:"path"`
	Level   AlertLevel  `json:"level"`
	Kind    AlertKind   `json:"kind"`
	Key     key.T       `json:"key"`
	Driver  driver.ID   `json:"driver"`
	Comment string      `json:"comment"`
}

func (Alert) String 

func (t Alert) String() string

func (Alert) StringWithoutMeta 

func (t Alert) StringWithoutMeta() string

type AlertKind 

type AlertKind int

func (AlertKind) MarshalJSON 

func (t AlertKind) MarshalJSON() ([]byte, error)

func (AlertKind) String 

func (t AlertKind) String() string

func (*AlertKind) UnmarshalJSON 

func (t *AlertKind) UnmarshalJSON(b []byte) error

UnmarshalJSON unmashals a quoted json string to the enum value

type AlertLevel 

type AlertLevel int

func (AlertLevel) MarshalJSON 

func (t AlertLevel) MarshalJSON() ([]byte, error)

func (AlertLevel) String 

func (t AlertLevel) String() string

func (*AlertLevel) UnmarshalJSON 

func (t *AlertLevel) UnmarshalJSON(b []byte) error

UnmarshalJSON unmashals a quoted json string to the enum value

type Alerts 

type Alerts []Alert

func ValidateFile 

func ValidateFile(p string, ref Referrer) (Alerts, error)

func (Alerts) Error 

func (t Alerts) Error() string

func (Alerts) HasError 

func (t Alerts) HasError() bool

func (Alerts) HasWarn 

func (t Alerts) HasWarn() bool

func (Alerts) Render 

func (t Alerts) Render() string

func (Alerts) String 

func (t Alerts) String() string

func (Alerts) StringWithoutMeta 

func (t Alerts) StringWithoutMeta() string

func (Alerts) Tree 

func (t Alerts) Tree() *tree.Tree

type Converter 

type Converter func(string) (interface{}, error)

type EditMode 

type EditMode int
const (
	EditModeNormal EditMode = iota
	EditModeDiscard
	EditModeRecover
)

type ErrPostponedRef 

type ErrPostponedRef struct {
	Ref string
	RID string
}

func NewErrPostponedRef 

func NewErrPostponedRef(ref string, rid string) ErrPostponedRef

func (ErrPostponedRef) Error 

func (t ErrPostponedRef) Error() string

type Referrer 

type Referrer interface {
	KeywordLookup(key.T, string) keywords.Keyword
	IsVolatile() bool
	Config() *T

	// for reference private to the referrer. ex: path for an object
	Dereference(string) (string, error)

	// for scoping
	Nodes() ([]string, error)
	DRPNodes() ([]string, error)
}

Referrer is the interface implemented by node and object to provide a reference resolver using their private attributes.

type T 

type T struct {
	ConfigFilePath string
	Path           naming.Path
	Referrer       Referrer
	NodeReferrer   Referrer
	// contains filtered or unexported fields
}

T exposes methods to read and write configurations.

func NewObject 

func NewObject(p string, sources ...any) (*T, error)

NewObject configures and returns a T instance pointer. The first argument is the path of the configuration file to write to.

The path must be repeated as one of the following sources to read it. Accepted sources are []byte in ini format or a configuration file path containing ini formatted data.

func (T) Changed 

func (t T) Changed() bool

func (*T) Commit 

func (t *T) Commit() error

func (*T) CommitData 

func (t *T) CommitData(configData rawconfig.T) error

func (*T) CommitDataTo 

func (t *T) CommitDataTo(configData rawconfig.T, configPath string) error

func (*T) CommitDataToInvalid 

func (t *T) CommitDataToInvalid(configData rawconfig.T, configPath string) error

func (*T) CommitInvalid 

func (t *T) CommitInvalid() error

func (*T) CommitTo 

func (t *T) CommitTo(configPath string) error

func (*T) CommitToInvalid 

func (t *T) CommitToInvalid(configPath string) error

func (*T) DeleteSections 

func (t *T) DeleteSections(sections ...string) error

DeleteSections deletes sections from the config and commit changes

func (*T) DriverGroupSet 

func (t *T) DriverGroupSet(op keyop.T) error

func (*T) Eval 

func (t *T) Eval(k key.T) (interface{}, error)

func (*T) EvalAs 

func (t *T) EvalAs(k key.T, impersonate string) (interface{}, error)

EvalAs returns a key value,

  • contextualized for a node (by default the local node, customized by the impersonate option)
  • dereferenced
  • evaluated

func (*T) EvalAsNoConv 

func (t *T) EvalAsNoConv(k key.T, impersonate string) (string, error)

func (*T) EvalKeywordAs 

func (t *T) EvalKeywordAs(k key.T, kw keywords.Keyword, impersonate string) (interface{}, error)

func (*T) EvalNoConv 

func (t *T) EvalNoConv(k key.T) (string, error)

func (*T) Get 

func (t *T) Get(k key.T) string

func (*T) GetBool 

func (t *T) GetBool(k key.T) bool

func (*T) GetBoolStrict 

func (t *T) GetBoolStrict(k key.T) (bool, error)

func (*T) GetDuration 

func (t *T) GetDuration(k key.T) *time.Duration

func (*T) GetDurationStrict 

func (t *T) GetDurationStrict(k key.T) (*time.Duration, error)

func (*T) GetInt 

func (t *T) GetInt(k key.T) int

GetInt returns the evaluated integer value associated with a key k. On errors returns 0.

func (*T) GetIntStrict 

func (t *T) GetIntStrict(k key.T) (int, error)

GetIntStrict returns the evaluated integer value associated with a key k. On errors returns 0 and an appropriate error.

func (*T) GetSize 

func (t *T) GetSize(k key.T) *int64

func (*T) GetSizeStrict 

func (t *T) GetSizeStrict(k key.T) (*int64, error)

func (*T) GetStrict 

func (t *T) GetStrict(k key.T) (string, error)

func (*T) GetString 

func (t *T) GetString(k key.T) string

func (*T) GetStringAs 

func (t *T) GetStringAs(k key.T, impersonate string) string

func (*T) GetStringStrict 

func (t *T) GetStringStrict(k key.T) (string, error)

func (*T) GetStringStrictAs 

func (t *T) GetStringStrictAs(k key.T, impersonate string) (string, error)

func (*T) GetStrings 

func (t *T) GetStrings(k key.T) []string

func (*T) GetStringsStrict 

func (t *T) GetStringsStrict(k key.T) ([]string, error)

func (*T) HasKey 

func (t *T) HasKey(k key.T) bool

HasKey returns true if the k exists

func (*T) HasKeyMatchingOp 

func (t *T) HasKeyMatchingOp(kop keyop.T) bool

func (T) HasSectionString 

func (t T) HasSectionString(s string) bool

func (*T) IsInDRPNodes 

func (t *T) IsInDRPNodes(impersonate string) (bool, error)

func (*T) IsInEncapNodes 

func (t *T) IsInEncapNodes(impersonate string) (bool, error)

func (*T) IsInNodes 

func (t *T) IsInNodes(impersonate string) (bool, error)

func (*T) Keys 

func (t *T) Keys(section string) []string

Keys returns the key names available in a section

func (*T) LoadRaw 

func (t *T) LoadRaw(configData rawconfig.T) error

func (T) ModTime 

func (t T) ModTime() time.Time

func (T) NewAlertCandidates 

func (t T) NewAlertCandidates(k key.T, did driver.ID, comment string) Alert

func (T) NewAlertCapabilities 

func (t T) NewAlertCapabilities(k key.T, did driver.ID) Alert

func (T) NewAlertDeprecated 

func (t T) NewAlertDeprecated(k key.T, did driver.ID, release, replacedBy string) Alert

func (T) NewAlertEval 

func (t T) NewAlertEval(k key.T, did driver.ID, comment string) Alert

func (T) NewAlertScoping 

func (t T) NewAlertScoping(k key.T, did driver.ID) Alert

func (T) NewAlertUnknown 

func (t T) NewAlertUnknown(k key.T, did driver.ID) Alert

func (T) NewAlertUnknownDriver 

func (t T) NewAlertUnknownDriver(k key.T, did driver.ID) Alert

func (T) Ops 

func (t T) Ops() []string

Ops returns the list of <section>.<option>[@<scope>]=<value> This format is used by the volume pools framework.

func (*T) PrepareDeleteSections 

func (t *T) PrepareDeleteSections(sections ...string) error

PrepareDeleteSections deletes sections from the config without committing changes.

func (*T) PrepareSet 

func (t *T) PrepareSet(kops ...keyop.T) error

PrepareSet applies key operations to config without committing changes.

func (*T) PrepareUnset 

func (t *T) PrepareUnset(ks ...key.T) error

PrepareUnset unsets keywords from config without committing changes.

func (*T) PrepareUpdate 

func (t *T) PrepareUpdate(deleteSections []string, unsetKeys []key.T, keyOps []keyop.T) error

PrepareUpdate applies: 

1- delete sections
2- unset keywords
3- apply key operations

without committing changes.

func (T) Raw 

func (t T) Raw() rawconfig.T

func (T) RawEvaluated 

func (t T) RawEvaluated() (rawconfig.T, error)

func (T) RawEvaluatedAs 

func (t T) RawEvaluatedAs(impersonate string) (rawconfig.T, error)

func (*T) Recommit 

func (t *T) Recommit() error

func (*T) RecommitInvalid 

func (t *T) RecommitInvalid() error

func (*T) RegisterPostCommit 

func (t *T) RegisterPostCommit(fn func() error)

func (T) Reload 

func (t T) Reload() error

func (T) SectionMap 

func (t T) SectionMap(section string) map[string]string

func (T) SectionMapStrict 

func (t T) SectionMapStrict(section string) (map[string]string, error)

func (T) SectionSig 

func (t T) SectionSig(section string) string

func (T) SectionStrings 

func (t T) SectionStrings() []string

SectionStrings returns list of section names.

func (*T) SectionType 

func (t *T) SectionType(k key.T) string

func (*T) Set 

func (t *T) Set(ops ...keyop.T) error

func (*T) Unset 

func (t *T) Unset(ks ...key.T) error

Unset deletes keys and commits.

func (*T) Update 

func (t *T) Update(deleteSections []string, unsetKeys []key.T, keyOps []keyop.T) error

Update applies: 

1- delete sections
2- unset keywords
3- apply key operations

and commit changes.

func (T) Validate 

func (t T) Validate() (Alerts, error)

type TNodesConverter 

type TNodesConverter string

TNodesConverter is the type of converter used for the nodes keyword, which makes sure the local nodename is in the resulting []string.

func (TNodesConverter) Convert 

func (t TNodesConverter) Convert(s string) (interface{}, error)

func (TNodesConverter) String 

func (t TNodesConverter) String() string

type TOtherNodesConverter 

type TOtherNodesConverter string

TOtherNodesConverter is the type of converter used for the drpnodes and encapnodes keyword, which accepts to return an empty list.

func (TOtherNodesConverter) Convert 

func (t TOtherNodesConverter) Convert(s string) (interface{}, error)

func (TOtherNodesConverter) String 

func (t TOtherNodesConverter) String() string

Source Files

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