configx

package
v0.0.185 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Feb 17, 2021 License: Apache-2.0 Imports: 39 Imported by: 40

Documentation

Index

Constants

View Source 
const (
	FlagConfig = "config"
	Delimiter  = "."
)
View Source 
const (
	LoadSpanOpName     = "config-load"
	UpdatedSpanOpName  = "config-update"
	SnapshotSpanOpName = "config-snapshot"
)

Variables

This section is empty.

Functions

func ContextWithConfigOptions added in v0.0.172 

func ContextWithConfigOptions(ctx context.Context, opts ...OptionModifier) context.Context

func LogrusWatcher 

func LogrusWatcher(l *logrusx.Logger) func(e watcherx.Event, err error)

func NewImmutableError 

func NewImmutableError(key string, from, to interface{}) error

func NewKoanfEnv 

func NewKoanfEnv(prefix string, schema []byte) (*env.Env, error)

func RegisterConfigFlag added in v0.0.167 

func RegisterConfigFlag(flags *pflag.FlagSet, fallback []string)

RegisterConfigFlag registers the "--config" flag on pflag.FlagSet.

func RegisterFlags 

func RegisterFlags(flags *pflag.FlagSet)

RegisterFlags registers the config file flag.

Types

type ImmutableError 

type ImmutableError struct {
	From interface{}
	To   interface{}
	Key  string
	// contains filtered or unexported fields
}

func (*ImmutableError) Error 

func (e *ImmutableError) Error() string

type KoanfConfmap added in v0.0.170 

type KoanfConfmap struct {
	// contains filtered or unexported fields
}

KoanfConfmap implements a raw map[string]interface{} provider.

func NewKoanfConfmap added in v0.0.170 

func NewKoanfConfmap(tuples []tuple) *KoanfConfmap

Provider returns a confmap Provider that takes a flat or nested map[string]interface{}. If a delim is provided, it indicates that the keys are flat and the map needs to be unflatted by delim.

func (*KoanfConfmap) Read added in v0.0.170 

func (e *KoanfConfmap) Read() (map[string]interface{}, error)

Read returns the loaded map[string]interface{}.

func (*KoanfConfmap) ReadBytes added in v0.0.170 

func (e *KoanfConfmap) ReadBytes() ([]byte, error)

ReadBytes is not supported by the env provider.

type KoanfFile 

type KoanfFile struct {
	// contains filtered or unexported fields
}

KoanfFile implements a KoanfFile provider.

func NewKoanfFile 

func NewKoanfFile(ctx context.Context, path string) (*KoanfFile, error)

Provider returns a file provider.

func NewKoanfFileSubKey added in v0.0.167 

func NewKoanfFileSubKey(ctx context.Context, path, subKey string) (*KoanfFile, error)

func (*KoanfFile) Read 

func (f *KoanfFile) Read() (map[string]interface{}, error)

Read is not supported by the file provider.

func (*KoanfFile) ReadBytes 

func (f *KoanfFile) ReadBytes() ([]byte, error)

ReadBytes reads the contents of a file on disk and returns the bytes.

func (*KoanfFile) WatchChannel 

func (f *KoanfFile) WatchChannel(c watcherx.EventChannel) (watcherx.Watcher, error)

WatchChannel watches the file and triggers a callback when it changes. It is a blocking function that internally spawns a goroutine to watch for changes.

type KoanfSchemaDefaults 

type KoanfSchemaDefaults struct {
	// contains filtered or unexported fields
}

func NewKoanfSchemaDefaults 

func NewKoanfSchemaDefaults(schema []byte) (*KoanfSchemaDefaults, error)

func (*KoanfSchemaDefaults) Read 

func (k *KoanfSchemaDefaults) Read() (map[string]interface{}, error)

func (*KoanfSchemaDefaults) ReadBytes 

func (k *KoanfSchemaDefaults) ReadBytes() ([]byte, error)

type OptionModifier 

type OptionModifier func(p *Provider)

func AttachWatcher 

func AttachWatcher(watcher func(event watcherx.Event, err error)) OptionModifier

func ConfigOptionsFromContext added in v0.0.172 

func ConfigOptionsFromContext(ctx context.Context) []OptionModifier

func OmitKeysFromTracing 

func OmitKeysFromTracing(keys ...string) OptionModifier

func SkipValidation added in v0.0.170 

func SkipValidation() OptionModifier

func WithBaseValues added in v0.0.183 

func WithBaseValues(values map[string]interface{}) OptionModifier

func WithConfigFiles added in v0.0.170 

func WithConfigFiles(files ...string) OptionModifier

func WithContext 

func WithContext(ctx context.Context) OptionModifier

func WithFlags added in v0.0.170 

func WithFlags(flags *pflag.FlagSet) OptionModifier

func WithImmutables 

func WithImmutables(immutables ...string) OptionModifier

func WithLogger added in v0.0.176 

func WithLogger(l *logrusx.Logger) OptionModifier

func WithLogrusWatcher 

func WithLogrusWatcher(l *logrusx.Logger) OptionModifier

func WithStandardValidationReporter 

func WithStandardValidationReporter(w io.Writer) OptionModifier

func WithStderrValidationReporter 

func WithStderrValidationReporter() OptionModifier

func WithValue added in v0.0.170 

func WithValue(key string, value interface{}) OptionModifier

func WithValues added in v0.0.170 

func WithValues(values map[string]interface{}) OptionModifier

type Provider 

type Provider struct {
	*koanf.Koanf
	// contains filtered or unexported fields
}

func New 

func New(schema []byte, modifiers ...OptionModifier) (*Provider, error)

New creates a new provider instance or errors. Configuration values are loaded in the following order:

1. Defaults from the JSON Schema 2. Config files (yaml, yml, toml, json) 3. Command line flags 4. Environment variables

func (*Provider) BoolF 

func (p *Provider) BoolF(key string, fallback bool) bool

func (*Provider) ByteSizeF added in v0.0.176 

func (p *Provider) ByteSizeF(key string, fallback bytesize.ByteSize) bytesize.ByteSize

func (*Provider) CORS 

func (p *Provider) CORS(prefix string, defaults cors.Options) (cors.Options, bool)

func (*Provider) DurationF 

func (p *Provider) DurationF(key string, fallback time.Duration) (val time.Duration)

func (*Provider) Float64F 

func (p *Provider) Float64F(key string, fallback float64) (val float64)

func (*Provider) GetF 

func (p *Provider) GetF(key string, fallback interface{}) (val interface{})

func (*Provider) IntF 

func (p *Provider) IntF(key string, fallback int) (val int)

func (*Provider) PrintHumanReadableValidationErrors 

func (p *Provider) PrintHumanReadableValidationErrors(w io.Writer, err error)

PrintHumanReadableValidationErrors prints human readable validation errors. Duh.

func (*Provider) RequestURIF 

func (p *Provider) RequestURIF(path string, fallback *url.URL) *url.URL

func (*Provider) Set 

func (p *Provider) Set(key string, value interface{}) error

func (*Provider) SetTracer 

func (p *Provider) SetTracer(ctx context.Context, t *tracing.Tracer)

TraceSnapshot will send the configuration to the tracer.

func (*Provider) StringF 

func (p *Provider) StringF(key string, fallback string) string

func (*Provider) StringsF 

func (p *Provider) StringsF(key string, fallback []string) (val []string)

func (*Provider) TracingConfig 

func (p *Provider) TracingConfig(serviceName string) *tracing.Config

func (*Provider) URIF 

func (p *Provider) URIF(path string, fallback *url.URL) *url.URL

Source Files

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