config

package
v0.1.2 Latest Latest
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 Go to latest Published: Jan 22, 2022 License: Apache-2.0 Imports: 24 Imported by: 0

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Index

Constants

View Source 
const (
	// SQLite3Dialect represents the DB Dialect for SQLite3
	SQLite3Dialect = DBDialect("sqlite3")
	// MySQLDialect represents the DB Dialect for MySQL
	MySQLDialect = DBDialect("mysql")
	// ConfigFilename is the default config file name
	ConfigFilename = "webhook-broker.cfg"
	// DefaultSystemConfigFilePath is the default system location of the configuration
	DefaultSystemConfigFilePath = "/etc/webhook-broker/" + ConfigFilename
	// DefaultCurrentDirConfigFilePath is the config file path based on current working dir
	DefaultCurrentDirConfigFilePath = ConfigFilename
	// Debug is the lowest LogLevel, will expose all logs
	Debug LogLevel = 20 + iota
	// Info is the second lowest LogLevel
	Info
	// Error is the second highest LogLevel
	Error
	// Fatal is the highest LogLevel with lowest logs
	Fatal
)
View Source 
const DefaultConfiguration = `` /* 1094-byte string literal not displayed */

DefaultConfiguration is the configuration that will be in effect if no configuration is loaded from any of the expected locations

Variables

View Source 
var (
	// EmptyConfigurationForError Represents the configuration instance to be
	// used when there is a configuration error during load
	EmptyConfigurationForError = &Config{}

	// ConfigInjector sets up configuration related bindings
	ConfigInjector = wire.NewSet(GetConfigurationFromCLIConfig, wire.Bind(new(SeedDataConfig), new(*Config)), wire.Bind(new(HTTPConfig), new(*Config)), wire.Bind(new(RelationalDatabaseConfig), new(*Config)), wire.Bind(new(LogConfig), new(*Config)), wire.Bind(new(BrokerConfig), new(*Config)), wire.Bind(new(ConsumerConnectionConfig), new(*Config)))
)

Functions

This section is empty.

Types

type AppVersion 

type AppVersion string

AppVersion is the version string type

func GetVersion 

func GetVersion() AppVersion

GetVersion provides the current version of the project

type BrokerConfig 

type BrokerConfig interface {
	GetMaxMessageQueueSize() uint
	GetMaxWorkers() uint
	IsPriorityDispatcherEnabled() bool
	GetRetriggerBaseEndpoint() string
	GetMaxRetry() uint8
	GetRationalDelay() time.Duration
	GetRetryBackoffDelays() []time.Duration
	IsRecoveryWorkersEnabled() bool
}

BrokerConfig provides the interface for configuring the broker

type CLIConfig 

type CLIConfig struct {
	ConfigPath             string
	MigrationSource        string
	StopOnConfigChange     bool
	DoNotWatchConfigChange bool
	// contains filtered or unexported fields
}

CLIConfig represents the Command Line Args config

func (*CLIConfig) IsConfigWatcherStarted 

func (conf *CLIConfig) IsConfigWatcherStarted() bool

IsConfigWatcherStarted returns whether config watcher is running

func (*CLIConfig) IsMigrationEnabled 

func (conf *CLIConfig) IsMigrationEnabled() bool

IsMigrationEnabled returns whether migration is enabled

func (*CLIConfig) NotifyOnConfigFileChange 

func (conf *CLIConfig) NotifyOnConfigFileChange(callback func())

NotifyOnConfigFileChange registers a callback function for changes to ConfigPath; it calls the `callback` when a change is detected

func (*CLIConfig) StopWatcher 

func (conf *CLIConfig) StopWatcher()

StopWatcher stops any watcher if started for CLI ConfigPath file change

type Config 

type Config struct {
	DBDialect                 DBDialect
	DBConnectionURL           string
	DBConnectionMaxIdleTime   time.Duration
	DBConnectionMaxLifetime   time.Duration
	DBMaxIdleConnections      uint16
	DBMaxOpenConnections      uint16
	HTTPListeningAddr         string
	HTTPReadTimeout           time.Duration
	HTTPWriteTimeout          time.Duration
	LogFilename               string
	MaxFileSize               uint
	MaxBackups                uint
	MaxAge                    uint
	CompressBackupsEnabled    bool
	SeedData                  SeedData
	TokenRequestHeaderName    string
	UserAgent                 string
	ConnectionTimeout         time.Duration
	MaxMessageQueueSize       uint
	MaxWorkers                uint
	PriorityDispatcherEnabled bool
	RecoveryWorkersEnabled    bool
	RetriggerBaseEndpoint     string
	MaxRetry                  uint8
	RationalDelay             time.Duration
	RetryBackoffDelays        []time.Duration
	LogLevel                  LogLevel
}

Config represents the application configuration

func GetAutoConfiguration 

func GetAutoConfiguration() (*Config, error)

GetAutoConfiguration gets configuration from default config and system defined path chain of /etc/webhook-broker/webhook-broker.cfg, {USER_HOME}/.webhook-broker/webhook-broker.cfg, webhook-broker.cfg (current dir)

func GetConfiguration 

func GetConfiguration(configFilePath string) (*Config, error)

GetConfiguration gets the current state of application configuration

func GetConfigurationFromCLIConfig 

func GetConfigurationFromCLIConfig(cliConfig *CLIConfig) (*Config, error)

GetConfigurationFromCLIConfig from CLIConfig.

func GetConfigurationFromParseConfig 

func GetConfigurationFromParseConfig(cfg *ini.File) (*Config, error)

GetConfigurationFromParseConfig returns configuration from parsed configuration

func (*Config) GetConnectionTimeout 

func (config *Config) GetConnectionTimeout() time.Duration

GetConnectionTimeout returns the connection timeout from broker to consumer

func (*Config) GetDBConnectionMaxIdleTime 

func (config *Config) GetDBConnectionMaxIdleTime() time.Duration

GetDBConnectionMaxIdleTime returns the DB Connection max idle time

func (*Config) GetDBConnectionMaxLifetime 

func (config *Config) GetDBConnectionMaxLifetime() time.Duration

GetDBConnectionMaxLifetime returns the DB Connection max lifetime

func (*Config) GetDBConnectionURL 

func (config *Config) GetDBConnectionURL() string

GetDBConnectionURL returns the DB Connection URL string

func (*Config) GetDBDialect 

func (config *Config) GetDBDialect() DBDialect

GetDBDialect returns the DB dialect of the configuration

func (*Config) GetHTTPListeningAddr 

func (config *Config) GetHTTPListeningAddr() string

GetHTTPListeningAddr retrieves the connection string to listen to

func (*Config) GetHTTPReadTimeout 

func (config *Config) GetHTTPReadTimeout() time.Duration

GetHTTPReadTimeout retrieves the connection read timeout

func (*Config) GetHTTPWriteTimeout 

func (config *Config) GetHTTPWriteTimeout() time.Duration

GetHTTPWriteTimeout retrieves the connection write timeout

func (*Config) GetLogFilename 

func (config *Config) GetLogFilename() string

GetLogFilename retrieves the file name of the log

func (*Config) GetLogLevel 

func (config *Config) GetLogLevel() LogLevel

GetLogLevel returns the log level as per the configuration

func (*Config) GetMaxAgeForALogFile 

func (config *Config) GetMaxAgeForALogFile() uint

GetMaxAgeForALogFile retrieves maximum day to retain a rotated log file

func (*Config) GetMaxIdleDBConnections 

func (config *Config) GetMaxIdleDBConnections() uint16

GetMaxIdleDBConnections returns the maximum number of idle DB connections to retain in pool

func (*Config) GetMaxLogBackups 

func (config *Config) GetMaxLogBackups() uint

GetMaxLogBackups retrieves max rotated logs to retain

func (*Config) GetMaxLogFileSize 

func (config *Config) GetMaxLogFileSize() uint

GetMaxLogFileSize retrieves the max log file size before its rotated in MB

func (*Config) GetMaxMessageQueueSize 

func (config *Config) GetMaxMessageQueueSize() uint

GetMaxMessageQueueSize returns the maximum number of messages to be queued without being dispatched

func (*Config) GetMaxOpenDBConnections 

func (config *Config) GetMaxOpenDBConnections() uint16

GetMaxOpenDBConnections returns the maximum number of concurrent DB connections to keep open

func (*Config) GetMaxRetry 

func (config *Config) GetMaxRetry() uint8

GetMaxRetry returns the maximum number of attempts for delivering a message to a consumer

func (*Config) GetMaxWorkers 

func (config *Config) GetMaxWorkers() uint

GetMaxWorkers returns the max number of workers dispatching a message to a consumer

func (*Config) GetRationalDelay 

func (config *Config) GetRationalDelay() time.Duration

GetRationalDelay returns how long to wait before retriggering, i.e., what is the addition to picking up messages in fail-safe process.

func (*Config) GetRetriggerBaseEndpoint 

func (config *Config) GetRetriggerBaseEndpoint() string

GetRetriggerBaseEndpoint returns the URL to the load balanced endpoint for the broker for retriggering jobs

func (*Config) GetRetryBackoffDelays 

func (config *Config) GetRetryBackoffDelays() []time.Duration

GetRetryBackoffDelays returns the delay steps in retrying delivery; retry will be the index and if index is greater than size use the last value times retry-attempt

func (*Config) GetSeedData 

func (config *Config) GetSeedData() SeedData

GetSeedData returns the seed data configuration

func (*Config) GetTokenRequestHeaderName 

func (config *Config) GetTokenRequestHeaderName() string

GetTokenRequestHeaderName returns the Token request header to pass to the consumers

func (*Config) GetUserAgent 

func (config *Config) GetUserAgent() string

GetUserAgent returns the user agent string for consumer HTTP connection

func (*Config) IsCompressionEnabledOnLogBackups 

func (config *Config) IsCompressionEnabledOnLogBackups() bool

IsCompressionEnabledOnLogBackups checks if log backups are compressed

func (*Config) IsLoggerConfigAvailable 

func (config *Config) IsLoggerConfigAvailable() bool

IsLoggerConfigAvailable checks is logger configuration is set since its optional

func (*Config) IsPriorityDispatcherEnabled 

func (config *Config) IsPriorityDispatcherEnabled() bool

IsPriorityDispatcherEnabled returns whether priority will be respected during dispatching from queue

func (*Config) IsRecoveryWorkersEnabled 

func (config *Config) IsRecoveryWorkersEnabled() bool

IsRecoveryWorkersEnabled retrieves whether the recovery worker should be enabled or not

type ConsumerConnectionConfig 

type ConsumerConnectionConfig interface {
	GetTokenRequestHeaderName() string
	GetUserAgent() string
	GetConnectionTimeout() time.Duration
}

ConsumerConnectionConfig provides the interface for working with consumer connection related configuration

type DBDialect 

type DBDialect string

DBDialect allows us to define constants for supported DB drivers

type HTTPConfig 

type HTTPConfig interface {
	GetHTTPListeningAddr() string
	GetHTTPReadTimeout() time.Duration
	GetHTTPWriteTimeout() time.Duration
}

HTTPConfig represents the HTTP configuration related behaviors

type LogConfig 

type LogConfig interface {
	GetLogLevel() LogLevel
	IsLoggerConfigAvailable() bool
	GetLogFilename() string
	GetMaxLogFileSize() uint
	GetMaxLogBackups() uint
	GetMaxAgeForALogFile() uint
	IsCompressionEnabledOnLogBackups() bool
}

LogConfig represents the interface for log related configuration

type LogLevel 

type LogLevel uint8

LogLevel represents the log level logger should use

type RelationalDatabaseConfig 

type RelationalDatabaseConfig interface {
	GetDBDialect() DBDialect
	GetDBConnectionURL() string
	GetDBConnectionMaxIdleTime() time.Duration
	GetDBConnectionMaxLifetime() time.Duration
	GetMaxIdleDBConnections() uint16
	GetMaxOpenDBConnections() uint16
}

RelationalDatabaseConfig represents DB configuration related behaviors

type SeedChannel 

type SeedChannel SeedProducer

SeedChannel represents pre configured channel via configuration

type SeedConsumer 

type SeedConsumer struct {
	SeedProducer
	// CallbackURL represents the URl to call back
	CallbackURL *url.URL
	// Channels represents which channel this consumer listens to
	Channel string
}

SeedConsumer represents pre configured consumer via configuration

type SeedData 

type SeedData struct {
	DataHash  string
	Producers []SeedProducer
	Channels  []SeedChannel
	Consumers []SeedConsumer
}

SeedData represents data specified in configuration to ensure is present when app starts up

func (*SeedData) Scan 

func (u *SeedData) Scan(value interface{}) (err error)

Scan de-serializes SeedData for reading from DB

func (SeedData) Value 

func (u SeedData) Value() (driver.Value, error)

Value serializes SeedData to write to DB

type SeedDataConfig 

type SeedDataConfig interface {
	GetSeedData() SeedData
}

SeedDataConfig provides the interface for working with SeedData in configuration

type SeedProducer 

type SeedProducer struct {
	// ID is the ID of the data
	ID string
	// Name is name of the data
	Name string
	// Token is the pre configured token of the data
	Token string
}

SeedProducer represents the pre configured producer via configuration

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