run

Documentation

Overview

Package run is the run (default) subcommand for the influxd command.

Index

• Constants
• type BuildInfo
• type Command
  • func NewCommand() *Command
  • func (cmd *Command) Close() error
  • func (cmd *Command) ParseConfig(path string) (*Config, error)
  • func (cmd *Command) ParseFlags(args ...string) (Options, error)
  • func (cmd *Command) Run(args ...string) error
• type Config
  • func NewConfig() *Config
  • func NewDemoConfig() (*Config, error)
  • func (c *Config) ApplyEnvOverrides(getenv func(string) string) error
  • func (c *Config) Diagnostics() (*diagnostics.Diagnostics, error)
  • func (c *Config) FromToml(input string) error
  • func (c *Config) FromTomlFile(fpath string) error
  • func (c *Config) Validate() error
• type Options
  • func (opt *Options) GetConfigPath() string
• type PrintConfigCommand
  • func NewPrintConfigCommand() *PrintConfigCommand
  • func (cmd *PrintConfigCommand) Run(args ...string) error
• type Server
  • func NewServer(c *Config, buildInfo *BuildInfo) (*Server, error)
  • func (s *Server) Close() error
  • func (s *Server) Err() <-chan error
  • func (s *Server) Open() error
  • func (s *Server) SetLogOutput(w io.Writer)
  • func (s *Server) Statistics(tags map[string]string) []models.Statistic
• type Service

Constants

const (
	// DefaultBindAddress is the default address for various RPC services.
	DefaultBindAddress = "127.0.0.1:8088"
)

Types

type BuildInfo

type BuildInfo struct {
	Version string
	Commit  string
	Branch  string
	Time    string
}

BuildInfo represents the build details for the server code.

type Command

type Command struct {
	Version   string
	Branch    string
	Commit    string
	BuildTime string

	Closed chan struct{}

	Stdin  io.Reader
	Stdout io.Writer
	Stderr io.Writer
	Logger *zap.Logger

	Server *Server

	// How to get environment variables. Normally set to os.Getenv, except for tests.
	Getenv func(string) string
	// contains filtered or unexported fields
}

Command represents the command executed by "influxd run".

func NewCommand

func NewCommand() *Command

NewCommand return a new instance of Command.

func (*Command) Close

func (cmd *Command) Close() error

Close shuts down the server.

func (*Command) ParseConfig

func (cmd *Command) ParseConfig(path string) (*Config, error)

ParseConfig parses the config at path. It returns a demo configuration if path is blank.

func (*Command) ParseFlags

func (cmd *Command) ParseFlags(args ...string) (Options, error)

ParseFlags parses the command line flags from args and returns an options set.

func (*Command) Run

func (cmd *Command) Run(args ...string) error

Run parses the config from args and runs the server.

type Config

type Config struct {
	Meta        *meta.Config       `toml:"meta"`
	Data        tsdb.Config        `toml:"data"`
	Coordinator coordinator.Config `toml:"coordinator"`
	Retention   retention.Config   `toml:"retention"`
	Precreator  precreator.Config  `toml:"shard-precreation"`

	Monitor        monitor.Config    `toml:"monitor"`
	Subscriber     subscriber.Config `toml:"subscriber"`
	HTTPD          httpd.Config      `toml:"http"`
	Logging        logger.Config     `toml:"logging"`
	Storage        storage.Config    `toml:"ifql"`
	GraphiteInputs []graphite.Config `toml:"graphite"`
	CollectdInputs []collectd.Config `toml:"collectd"`
	OpenTSDBInputs []opentsdb.Config `toml:"opentsdb"`
	UDPInputs      []udp.Config      `toml:"udp"`

	ContinuousQuery continuous_querier.Config `toml:"continuous_queries"`

	// Server reporting
	ReportingDisabled bool `toml:"reporting-disabled"`

	// BindAddress is the address that all TCP services use (Raft, Snapshot, Cluster, etc.)
	BindAddress string `toml:"bind-address"`
}

Config represents the configuration format for the influxd binary.

func NewConfig

func NewConfig() *Config

NewConfig returns an instance of Config with reasonable defaults.

func NewDemoConfig

func NewDemoConfig() (*Config, error)

NewDemoConfig returns the config that runs when no config is specified.

func (*Config) ApplyEnvOverrides

func (c *Config) ApplyEnvOverrides(getenv func(string) string) error

ApplyEnvOverrides apply the environment configuration on top of the config.

func (*Config) Diagnostics

func (c *Config) Diagnostics() (*diagnostics.Diagnostics, error)

Diagnostics returns a diagnostics representation of Config.

func (*Config) FromToml

func (c *Config) FromToml(input string) error

FromToml loads the config from TOML.

func (*Config) FromTomlFile

func (c *Config) FromTomlFile(fpath string) error

FromTomlFile loads the config from a TOML file.

func (*Config) Validate

func (c *Config) Validate() error

Validate returns an error if the config is invalid.

type Options

type Options struct {
	ConfigPath string
	PIDFile    string
	CPUProfile string
	MemProfile string
}

Options represents the command line options that can be parsed.

func (*Options) GetConfigPath

func (opt *Options) GetConfigPath() string

GetConfigPath returns the config path from the options. It will return a path by searching in this order:

1. The CLI option in ConfigPath
2. The environment variable INFLUXDB_CONFIG_PATH
3. The first influxdb.conf file on the path: - ~/.influxdb - /etc/influxdb

type PrintConfigCommand

type PrintConfigCommand struct {
	Stdin  io.Reader
	Stdout io.Writer
	Stderr io.Writer
}

PrintConfigCommand represents the command executed by "influxd config".

func NewPrintConfigCommand

func NewPrintConfigCommand() *PrintConfigCommand

NewPrintConfigCommand return a new instance of PrintConfigCommand.

func (*PrintConfigCommand) Run

func (cmd *PrintConfigCommand) Run(args ...string) error

Run parses and prints the current config loaded.

type Server

type Server struct {
	BindAddress string
	Listener    net.Listener

	Logger *zap.Logger

	MetaClient *meta.Client

	TSDBStore     *tsdb.Store
	QueryExecutor *query.QueryExecutor
	PointsWriter  *coordinator.PointsWriter
	Subscriber    *subscriber.Service

	Services []Service

	// These references are required for the tcp muxer.
	SnapshotterService *snapshotter.Service

	Monitor *monitor.Monitor

	// Profiling
	CPUProfile string
	MemProfile string
	// contains filtered or unexported fields
}

Server represents a container for the metadata and storage data and services. It is built using a Config and it manages the startup and shutdown of all services in the proper order.

func NewServer

func NewServer(c *Config, buildInfo *BuildInfo) (*Server, error)

NewServer returns a new instance of Server built from a config.

func (*Server) Close

func (s *Server) Close() error

Close shuts down the meta and data stores and all services.

func (*Server) Err

func (s *Server) Err() <-chan error

Err returns an error channel that multiplexes all out of band errors received from all services.

func (*Server) Open

func (s *Server) Open() error

Open opens the meta and data store and all services.

func (*Server) SetLogOutput

func (s *Server) SetLogOutput(w io.Writer)

SetLogOutput sets the logger used for all messages. It must not be called after the Open method has been called.

func (*Server) Statistics

func (s *Server) Statistics(tags map[string]string) []models.Statistic

Statistics returns statistics for the services running in the Server.

type Service

type Service interface {
	WithLogger(log *zap.Logger)
	Open() error
	Close() error
}

Service represents a service attached to the server.