scrape

package
v0.36.0-rc.3 Latest Latest
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Published: Aug 28, 2023 License: Apache-2.0 Imports: 21 Imported by: 0

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Constants

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Variables

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Functions

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Types

type Arguments

type Arguments struct {
	Targets   []discovery.Target   `river:"targets,attr"`
	ForwardTo []storage.Appendable `river:"forward_to,attr"`

	// The job name to override the job label with.
	JobName string `river:"job_name,attr,optional"`
	// Indicator whether the scraped metrics should remain unmodified.
	HonorLabels bool `river:"honor_labels,attr,optional"`
	// Indicator whether the scraped timestamps should be respected.
	HonorTimestamps bool `river:"honor_timestamps,attr,optional"`
	// A set of query parameters with which the target is scraped.
	Params url.Values `river:"params,attr,optional"`
	// How frequently to scrape the targets of this scrape config.
	ScrapeInterval time.Duration `river:"scrape_interval,attr,optional"`
	// The timeout for scraping targets of this config.
	ScrapeTimeout time.Duration `river:"scrape_timeout,attr,optional"`
	// The HTTP resource path on which to fetch metrics from targets.
	MetricsPath string `river:"metrics_path,attr,optional"`
	// The URL scheme with which to fetch metrics from targets.
	Scheme string `river:"scheme,attr,optional"`
	// An uncompressed response body larger than this many bytes will cause the
	// scrape to fail. 0 means no limit.
	BodySizeLimit units.Base2Bytes `river:"body_size_limit,attr,optional"`
	// More than this many samples post metric-relabeling will cause the scrape
	// to fail.
	SampleLimit uint `river:"sample_limit,attr,optional"`
	// More than this many targets after the target relabeling will cause the
	// scrapes to fail.
	TargetLimit uint `river:"target_limit,attr,optional"`
	// More than this many labels post metric-relabeling will cause the scrape
	// to fail.
	LabelLimit uint `river:"label_limit,attr,optional"`
	// More than this label name length post metric-relabeling will cause the
	// scrape to fail.
	LabelNameLengthLimit uint `river:"label_name_length_limit,attr,optional"`
	// More than this label value length post metric-relabeling will cause the
	// scrape to fail.
	LabelValueLengthLimit uint `river:"label_value_length_limit,attr,optional"`

	HTTPClientConfig component_config.HTTPClientConfig `river:",squash"`

	// Scrape Options
	ExtraMetrics bool `river:"extra_metrics,attr,optional"`

	Clustering Clustering `river:"clustering,block,optional"`
}

Arguments holds values which are used to configure the prometheus.scrape component.

func (*Arguments) SetToDefault added in v0.35.0

func (arg *Arguments) SetToDefault()

SetToDefault implements river.Defaulter.

func (*Arguments) Validate added in v0.35.0

func (arg *Arguments) Validate() error

Validate implements river.Validator.

type Clustering added in v0.33.0

type Clustering struct {
	// TODO(@tpaschalis) Move this block to a shared place for all components using clustering.
	Enabled bool `river:"enabled,attr"`
}

Clustering holds values that configure clustering-specific behavior.

type Component

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

Component implements the prometheus.scrape component.

func New

func New(o component.Options, args Arguments) (*Component, error)

New creates a new prometheus.scrape component.

func (*Component) DebugInfo

func (c *Component) DebugInfo() interface{}

DebugInfo implements component.DebugComponent

func (*Component) NotifyClusterChange added in v0.36.0

func (c *Component) NotifyClusterChange()

NotifyClusterChange implements component.ClusterComponent.

func (*Component) Run

func (c *Component) Run(ctx context.Context) error

Run implements component.Component.

func (*Component) Update

func (c *Component) Update(args component.Arguments) error

Update implements component.Component.

type ScraperStatus

type ScraperStatus struct {
	TargetStatus []TargetStatus `river:"target,block,optional"`
}

ScraperStatus reports the status of the scraper's jobs.

type TargetStatus

type TargetStatus struct {
	JobName            string            `river:"job,attr"`
	URL                string            `river:"url,attr"`
	Health             string            `river:"health,attr"`
	Labels             map[string]string `river:"labels,attr"`
	LastError          string            `river:"last_error,attr,optional"`
	LastScrape         time.Time         `river:"last_scrape,attr"`
	LastScrapeDuration time.Duration     `river:"last_scrape_duration,attr,optional"`
}

TargetStatus reports on the status of the latest scrape for a target.

func BuildTargetStatuses added in v0.33.0

func BuildTargetStatuses(targets map[string][]*scrape.Target) []TargetStatus

BuildTargetStatuses transforms the targets from a scrape manager into our internal status type for debug info.

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