config

package
v0.0.0-...-398e186 Latest Latest
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 Go to latest Published: Jun 9, 2023 License: BSD-3-Clause, Apache-2.0 Imports: 11 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	// DefaultConfig is the default top-level configuration.
	DefaultConfig = Config{
		GlobalConfig: DefaultGlobalConfig,
	}

	// DefaultGlobalConfig is the default global configuration.
	DefaultGlobalConfig = GlobalConfig{
		ScrapeInterval:     model.Duration(1 * time.Minute),
		ScrapeTimeout:      model.Duration(10 * time.Second),
		EvaluationInterval: model.Duration(1 * time.Minute),
	}

	// DefaultScrapeConfig is the default scrape configuration.
	DefaultScrapeConfig = ScrapeConfig{

		MetricsPath: "/metrics",
		Scheme:      "http",
		HonorLabels: false,
	}

	// DefaultAlertmanagerConfig is the default alertmanager configuration.
	DefaultAlertmanagerConfig = AlertmanagerConfig{
		Scheme:  "http",
		Timeout: 10 * time.Second,
	}

	// DefaultRelabelConfig is the default Relabel configuration.
	DefaultRelabelConfig = RelabelConfig{
		Action:      RelabelReplace,
		Separator:   ";",
		Regex:       MustNewRegexp("(.*)"),
		Replacement: "$1",
	}

	// DefaultRemoteWriteConfig is the default remote write configuration.
	DefaultRemoteWriteConfig = RemoteWriteConfig{
		RemoteTimeout: model.Duration(30 * time.Second),
		QueueConfig:   DefaultQueueConfig,
	}

	// DefaultQueueConfig is the default remote queue configuration.
	DefaultQueueConfig = QueueConfig{

		MaxShards:         1000,
		MaxSamplesPerSend: 100,

		Capacity:          100 * 1000,
		BatchSendDeadline: 5 * time.Second,

		MaxRetries: 10,
		MinBackoff: 30 * time.Millisecond,
		MaxBackoff: 100 * time.Millisecond,
	}

	// DefaultRemoteReadConfig is the default remote read configuration.
	DefaultRemoteReadConfig = RemoteReadConfig{
		RemoteTimeout: model.Duration(1 * time.Minute),
	}
)

The defaults applied before parsing the respective config sections.

Functions

func CheckTargetAddress 

func CheckTargetAddress(address model.LabelValue) error

CheckTargetAddress checks if target address is valid.

Types

type AlertingConfig 

type AlertingConfig struct {
	AlertRelabelConfigs []*RelabelConfig      `yaml:"alert_relabel_configs,omitempty"`
	AlertmanagerConfigs []*AlertmanagerConfig `yaml:"alertmanagers,omitempty"`
}

AlertingConfig configures alerting and alertmanager related configs.

func (*AlertingConfig) UnmarshalYAML 

func (c *AlertingConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type AlertmanagerConfig 

type AlertmanagerConfig struct {
	ServiceDiscoveryConfig sd_config.ServiceDiscoveryConfig `yaml:",inline"`
	HTTPClientConfig       config_util.HTTPClientConfig     `yaml:",inline"`

	// The URL scheme to use when talking to Alertmanagers.
	Scheme string `yaml:"scheme,omitempty"`
	// Path prefix to add in front of the push endpoint path.
	PathPrefix string `yaml:"path_prefix,omitempty"`
	// The timeout used when sending alerts.
	Timeout time.Duration `yaml:"timeout,omitempty"`

	// List of Alertmanager relabel configurations.
	RelabelConfigs []*RelabelConfig `yaml:"relabel_configs,omitempty"`
}

AlertmanagerConfig configures how Alertmanagers can be discovered and communicated with.

func (*AlertmanagerConfig) UnmarshalYAML 

func (c *AlertmanagerConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type ClientCert 

type ClientCert struct {
	Cert string             `yaml:"cert"`
	Key  config_util.Secret `yaml:"key"`
}

ClientCert contains client cert credentials.

type Config 

type Config struct {
	GlobalConfig   GlobalConfig    `yaml:"global"`
	AlertingConfig AlertingConfig  `yaml:"alerting,omitempty"`
	RuleFiles      []string        `yaml:"rule_files,omitempty"`
	ScrapeConfigs  []*ScrapeConfig `yaml:"scrape_configs,omitempty"`

	RemoteWriteConfigs []*RemoteWriteConfig `yaml:"remote_write,omitempty"`
	RemoteReadConfigs  []*RemoteReadConfig  `yaml:"remote_read,omitempty"`
	// contains filtered or unexported fields
}

Config is the top-level configuration for Prometheus's config files.

func Load 

func Load(s string) (*Config, error)

Load parses the YAML input s into a Config.

func LoadFile 

func LoadFile(filename string) (*Config, error)

LoadFile parses the given YAML file into a Config.

func (Config) String 

func (c Config) String() string

func (*Config) UnmarshalYAML 

func (c *Config) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type FileSDConfig 

type FileSDConfig struct {
	Files           []string       `yaml:"files"`
	RefreshInterval model.Duration `yaml:"refresh_interval,omitempty"`
}

FileSDConfig is the configuration for file based discovery.

type GlobalConfig 

type GlobalConfig struct {
	// How frequently to scrape targets by default.
	ScrapeInterval model.Duration `yaml:"scrape_interval,omitempty"`
	// The default timeout when scraping targets.
	ScrapeTimeout model.Duration `yaml:"scrape_timeout,omitempty"`
	// How frequently to evaluate rules by default.
	EvaluationInterval model.Duration `yaml:"evaluation_interval,omitempty"`
	// The labels to add to any timeseries that this Prometheus instance scrapes.
	ExternalLabels model.LabelSet `yaml:"external_labels,omitempty"`
}

GlobalConfig configures values that are used across other configuration objects.

func (*GlobalConfig) UnmarshalYAML 

func (c *GlobalConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type QueueConfig 

type QueueConfig struct {
	// Number of samples to buffer per shard before we start dropping them.
	Capacity int `yaml:"capacity,omitempty"`

	// Max number of shards, i.e. amount of concurrency.
	MaxShards int `yaml:"max_shards,omitempty"`

	// Maximum number of samples per send.
	MaxSamplesPerSend int `yaml:"max_samples_per_send,omitempty"`

	// Maximum time sample will wait in buffer.
	BatchSendDeadline time.Duration `yaml:"batch_send_deadline,omitempty"`

	// Max number of times to retry a batch on recoverable errors.
	MaxRetries int `yaml:"max_retries,omitempty"`

	// On recoverable errors, backoff exponentially.
	MinBackoff time.Duration `yaml:"min_backoff,omitempty"`
	MaxBackoff time.Duration `yaml:"max_backoff,omitempty"`
}

QueueConfig is the configuration for the queue used to write to remote storage.

type Regexp 

type Regexp struct {
	*regexp.Regexp
	// contains filtered or unexported fields
}

Regexp encapsulates a regexp.Regexp and makes it YAML marshallable.

func MustNewRegexp 

func MustNewRegexp(s string) Regexp

MustNewRegexp works like NewRegexp, but panics if the regular expression does not compile.

func NewRegexp 

func NewRegexp(s string) (Regexp, error)

NewRegexp creates a new anchored Regexp and returns an error if the passed-in regular expression does not compile.

func (Regexp) MarshalYAML 

func (re Regexp) MarshalYAML() (interface{}, error)

MarshalYAML implements the yaml.Marshaler interface.

func (*Regexp) UnmarshalYAML 

func (re *Regexp) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type RelabelAction 

type RelabelAction string

RelabelAction is the action to be performed on relabeling. 

const (
	// RelabelReplace performs a regex replacement.
	RelabelReplace RelabelAction = "replace"
	// RelabelKeep drops targets for which the input does not match the regex.
	RelabelKeep RelabelAction = "keep"
	// RelabelDrop drops targets for which the input does match the regex.
	RelabelDrop RelabelAction = "drop"
	// RelabelHashMod sets a label to the modulus of a hash of labels.
	RelabelHashMod RelabelAction = "hashmod"
	// RelabelLabelMap copies labels to other labelnames based on a regex.
	RelabelLabelMap RelabelAction = "labelmap"
	// RelabelLabelDrop drops any label matching the regex.
	RelabelLabelDrop RelabelAction = "labeldrop"
	// RelabelLabelKeep drops any label not matching the regex.
	RelabelLabelKeep RelabelAction = "labelkeep"
)

func (*RelabelAction) UnmarshalYAML 

func (a *RelabelAction) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type RelabelConfig 

type RelabelConfig struct {
	// A list of labels from which values are taken and concatenated
	// with the configured separator in order.
	SourceLabels model.LabelNames `yaml:"source_labels,flow,omitempty"`
	// Separator is the string between concatenated values from the source labels.
	Separator string `yaml:"separator,omitempty"`
	// Regex against which the concatenation is matched.
	Regex Regexp `yaml:"regex,omitempty"`
	// Modulus to take of the hash of concatenated values from the source labels.
	Modulus uint64 `yaml:"modulus,omitempty"`
	// TargetLabel is the label to which the resulting string is written in a replacement.
	// Regexp interpolation is allowed for the replace action.
	TargetLabel string `yaml:"target_label,omitempty"`
	// Replacement is the regex replacement pattern to be used.
	Replacement string `yaml:"replacement,omitempty"`
	// Action is the action to be performed for the relabeling.
	Action RelabelAction `yaml:"action,omitempty"`
}

RelabelConfig is the configuration for relabeling of target label sets.

func (*RelabelConfig) UnmarshalYAML 

func (c *RelabelConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type RemoteReadConfig 

type RemoteReadConfig struct {
	URL           *config_util.URL `yaml:"url"`
	RemoteTimeout model.Duration   `yaml:"remote_timeout,omitempty"`
	ReadRecent    bool             `yaml:"read_recent,omitempty"`
	// We cannot do proper Go type embedding below as the parser will then parse
	// values arbitrarily into the overflow maps of further-down types.
	HTTPClientConfig config_util.HTTPClientConfig `yaml:",inline"`

	// RequiredMatchers is an optional list of equality matchers which have to
	// be present in a selector to query the remote read endpoint.
	RequiredMatchers model.LabelSet `yaml:"required_matchers,omitempty"`
}

RemoteReadConfig is the configuration for reading from remote storage.

func (*RemoteReadConfig) UnmarshalYAML 

func (c *RemoteReadConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type RemoteWriteConfig 

type RemoteWriteConfig struct {
	URL                 *config_util.URL `yaml:"url"`
	RemoteTimeout       model.Duration   `yaml:"remote_timeout,omitempty"`
	WriteRelabelConfigs []*RelabelConfig `yaml:"write_relabel_configs,omitempty"`

	// We cannot do proper Go type embedding below as the parser will then parse
	// values arbitrarily into the overflow maps of further-down types.
	HTTPClientConfig config_util.HTTPClientConfig `yaml:",inline"`
	QueueConfig      QueueConfig                  `yaml:"queue_config,omitempty"`
}

RemoteWriteConfig is the configuration for writing to remote storage.

func (*RemoteWriteConfig) UnmarshalYAML 

func (c *RemoteWriteConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type ScrapeConfig 

type ScrapeConfig struct {
	// The job name to which the job label is set by default.
	JobName string `yaml:"job_name"`
	// Indicator whether the scraped metrics should remain unmodified.
	HonorLabels bool `yaml:"honor_labels,omitempty"`
	// A set of query parameters with which the target is scraped.
	Params url.Values `yaml:"params,omitempty"`
	// How frequently to scrape the targets of this scrape config.
	ScrapeInterval model.Duration `yaml:"scrape_interval,omitempty"`
	// The timeout for scraping targets of this config.
	ScrapeTimeout model.Duration `yaml:"scrape_timeout,omitempty"`
	// The HTTP resource path on which to fetch metrics from targets.
	MetricsPath string `yaml:"metrics_path,omitempty"`
	// The URL scheme with which to fetch metrics from targets.
	Scheme string `yaml:"scheme,omitempty"`
	// More than this many samples post metric-relabelling will cause the scrape to fail.
	SampleLimit uint `yaml:"sample_limit,omitempty"`

	ServiceDiscoveryConfig sd_config.ServiceDiscoveryConfig `yaml:",inline"`
	HTTPClientConfig       config_util.HTTPClientConfig     `yaml:",inline"`

	// List of target relabel configurations.
	RelabelConfigs []*RelabelConfig `yaml:"relabel_configs,omitempty"`
	// List of metric relabel configurations.
	MetricRelabelConfigs []*RelabelConfig `yaml:"metric_relabel_configs,omitempty"`
}

ScrapeConfig configures a scraping unit for Prometheus.

func (*ScrapeConfig) UnmarshalYAML 

func (c *ScrapeConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

Source Files

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