promscrape

package
v1.81.2 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Sep 8, 2022 License: Apache-2.0 Imports: 61 Imported by: 1

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (

	// PendingScrapeConfigs - zero value means, that
	// all scrapeConfigs are inited and ready for work.
	PendingScrapeConfigs int32
)

Functions

func CheckConfig added in v1.35.6 

func CheckConfig() error

CheckConfig checks -promscrape.config for errors and unsupported options.

func Init 

func Init(pushData func(at *auth.Token, wr *prompbmarshal.WriteRequest))

Init initializes Prometheus scraper with config from the `-promscrape.config`.

Scraped data is passed to pushData.

func IsDryRun added in v1.48.0 

func IsDryRun() bool

IsDryRun returns true if -promscrape.config.dryRun command-line flag is set

func ServiceDiscoveryResponse added in v1.78.0 

func ServiceDiscoveryResponse(tsr *targetsStatusResult, filter *requestFilter) string

func Stop 

func Stop()

Stop stops Prometheus scraper.

func StreamServiceDiscoveryResponse added in v1.78.0 

func StreamServiceDiscoveryResponse(qw422016 *qt422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

func StreamTargetsResponseHTML added in v1.50.0 

func StreamTargetsResponseHTML(qw422016 *qt422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

func StreamTargetsResponsePlain added in v1.50.0 

func StreamTargetsResponsePlain(qw422016 *qt422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

func TargetsResponseHTML added in v1.50.0 

func TargetsResponseHTML(tsr *targetsStatusResult, filter *requestFilter) string

func TargetsResponsePlain added in v1.50.0 

func TargetsResponsePlain(tsr *targetsStatusResult, filter *requestFilter) string

func WriteAPIV1Targets added in v1.45.0 

func WriteAPIV1Targets(w io.Writer, state string)

WriteAPIV1Targets writes /api/v1/targets to w according to https://prometheus.io/docs/prometheus/latest/querying/api/#targets

func WriteConfigData added in v1.68.0 

func WriteConfigData(w io.Writer)

WriteConfigData writes -promscrape.config contents to w

func WriteHumanReadableTargetsStatus 

func WriteHumanReadableTargetsStatus(w http.ResponseWriter, r *http.Request)

WriteHumanReadableTargetsStatus writes human-readable status for all the scrape targets to w according to r.

func WriteServiceDiscovery added in v1.78.0 

func WriteServiceDiscovery(w http.ResponseWriter, r *http.Request)

WriteServiceDiscovery writes /service-discovery response to w similar to http://demo.robustperception.io:9090/service-discovery

func WriteServiceDiscoveryResponse added in v1.78.0 

func WriteServiceDiscoveryResponse(qq422016 qtio422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

func WriteTargetResponse added in v1.73.0 

func WriteTargetResponse(w http.ResponseWriter, r *http.Request) error

WriteTargetResponse serves requests to /target_response?id=<id>

It fetches response for the given target id and returns it.

func WriteTargetsResponseHTML added in v1.50.0 

func WriteTargetsResponseHTML(qq422016 qtio422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

func WriteTargetsResponsePlain added in v1.50.0 

func WriteTargetsResponsePlain(qq422016 qtio422016.Writer, tsr *targetsStatusResult, filter *requestFilter)

Types

type Config 

type Config struct {
	Global            GlobalConfig    `yaml:"global,omitempty"`
	ScrapeConfigs     []*ScrapeConfig `yaml:"scrape_configs,omitempty"`
	ScrapeConfigFiles []string        `yaml:"scrape_config_files,omitempty"`
	// contains filtered or unexported fields
}

Config represents essential parts from Prometheus config defined at https://prometheus.io/docs/prometheus/latest/configuration/configuration/

type FileSDConfig 

type FileSDConfig struct {
	Files []string `yaml:"files"`
}

FileSDConfig represents file-based service discovery config.

See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#file_sd_config

type GlobalConfig 

type GlobalConfig struct {
	ScrapeInterval *promutils.Duration `yaml:"scrape_interval,omitempty"`
	ScrapeTimeout  *promutils.Duration `yaml:"scrape_timeout,omitempty"`
	ExternalLabels map[string]string   `yaml:"external_labels,omitempty"`
}

GlobalConfig represents essential parts for `global` section of Prometheus config.

See https://prometheus.io/docs/prometheus/latest/configuration/configuration/

type ScrapeConfig 

type ScrapeConfig struct {
	JobName              string                      `yaml:"job_name"`
	ScrapeInterval       *promutils.Duration         `yaml:"scrape_interval,omitempty"`
	ScrapeTimeout        *promutils.Duration         `yaml:"scrape_timeout,omitempty"`
	MetricsPath          string                      `yaml:"metrics_path,omitempty"`
	HonorLabels          bool                        `yaml:"honor_labels,omitempty"`
	HonorTimestamps      *bool                       `yaml:"honor_timestamps,omitempty"`
	FollowRedirects      *bool                       `yaml:"follow_redirects,omitempty"`
	Scheme               string                      `yaml:"scheme,omitempty"`
	Params               map[string][]string         `yaml:"params,omitempty"`
	HTTPClientConfig     promauth.HTTPClientConfig   `yaml:",inline"`
	ProxyURL             *proxy.URL                  `yaml:"proxy_url,omitempty"`
	RelabelConfigs       []promrelabel.RelabelConfig `yaml:"relabel_configs,omitempty"`
	MetricRelabelConfigs []promrelabel.RelabelConfig `yaml:"metric_relabel_configs,omitempty"`
	SampleLimit          int                         `yaml:"sample_limit,omitempty"`

	AzureSDConfigs        []azure.SDConfig        `yaml:"azure_sd_configs,omitempty"`
	ConsulSDConfigs       []consul.SDConfig       `yaml:"consul_sd_configs,omitempty"`
	DigitaloceanSDConfigs []digitalocean.SDConfig `yaml:"digitalocean_sd_configs,omitempty"`
	DNSSDConfigs          []dns.SDConfig          `yaml:"dns_sd_configs,omitempty"`
	DockerSDConfigs       []docker.SDConfig       `yaml:"docker_sd_configs,omitempty"`
	DockerSwarmSDConfigs  []dockerswarm.SDConfig  `yaml:"dockerswarm_sd_configs,omitempty"`
	EC2SDConfigs          []ec2.SDConfig          `yaml:"ec2_sd_configs,omitempty"`
	EurekaSDConfigs       []eureka.SDConfig       `yaml:"eureka_sd_configs,omitempty"`
	FileSDConfigs         []FileSDConfig          `yaml:"file_sd_configs,omitempty"`
	GCESDConfigs          []gce.SDConfig          `yaml:"gce_sd_configs,omitempty"`
	HTTPSDConfigs         []http.SDConfig         `yaml:"http_sd_configs,omitempty"`
	KubernetesSDConfigs   []kubernetes.SDConfig   `yaml:"kubernetes_sd_configs,omitempty"`
	OpenStackSDConfigs    []openstack.SDConfig    `yaml:"openstack_sd_configs,omitempty"`
	StaticConfigs         []StaticConfig          `yaml:"static_configs,omitempty"`
	YandexCloudSDConfigs  []yandexcloud.SDConfig  `yaml:"yandexcloud_sd_configs,omitempty"`

	// These options are supported only by lib/promscrape.
	RelabelDebug        bool                       `yaml:"relabel_debug,omitempty"`
	MetricRelabelDebug  bool                       `yaml:"metric_relabel_debug,omitempty"`
	DisableCompression  bool                       `yaml:"disable_compression,omitempty"`
	DisableKeepAlive    bool                       `yaml:"disable_keepalive,omitempty"`
	StreamParse         bool                       `yaml:"stream_parse,omitempty"`
	ScrapeAlignInterval *promutils.Duration        `yaml:"scrape_align_interval,omitempty"`
	ScrapeOffset        *promutils.Duration        `yaml:"scrape_offset,omitempty"`
	SeriesLimit         int                        `yaml:"series_limit,omitempty"`
	ProxyClientConfig   promauth.ProxyClientConfig `yaml:",inline"`
	// contains filtered or unexported fields
}

ScrapeConfig represents essential parts for `scrape_config` section of Prometheus config.

See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config

type ScrapeWork 

type ScrapeWork struct {
	// Full URL (including query args) for the scrape.
	ScrapeURL string

	// Interval for scraping the ScrapeURL.
	ScrapeInterval time.Duration

	// Timeout for scraping the ScrapeURL.
	ScrapeTimeout time.Duration

	// How to deal with conflicting labels.
	// See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config
	HonorLabels bool

	// How to deal with scraped timestamps.
	// See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config
	HonorTimestamps bool

	// Whether to deny redirects during requests to scrape config.
	DenyRedirects bool

	// OriginalLabels contains original labels before relabeling.
	//
	// These labels are needed for relabeling troubleshooting at /targets page.
	OriginalLabels []prompbmarshal.Label

	// Labels to add to the scraped metrics.
	//
	// The list contains at least the following labels according to https://prometheus.io/docs/prometheus/latest/configuration/configuration/#relabel_config
	//
	//     * job
	//     * __address__
	//     * __scheme__
	//     * __metrics_path__
	//     * __scrape_interval__
	//     * __scrape_timeout__
	//     * __param_<name>
	//     * __meta_*
	//     * user-defined labels set via `relabel_configs` section in `scrape_config`
	//
	// See also https://prometheus.io/docs/concepts/jobs_instances/
	Labels []prompbmarshal.Label

	// ProxyURL HTTP proxy url
	ProxyURL *proxy.URL

	// Auth config for ProxyUR:
	ProxyAuthConfig *promauth.Config

	// Auth config
	AuthConfig *promauth.Config

	// Optional `metric_relabel_configs`.
	MetricRelabelConfigs *promrelabel.ParsedConfigs

	// The maximum number of metrics to scrape after relabeling.
	SampleLimit int

	// Whether to disable response compression when querying ScrapeURL.
	DisableCompression bool

	// Whether to disable HTTP keep-alive when querying ScrapeURL.
	DisableKeepAlive bool

	// Whether to parse target responses in a streaming manner.
	StreamParse bool

	// The interval for aligning the first scrape.
	ScrapeAlignInterval time.Duration

	// The offset for the first scrape.
	ScrapeOffset time.Duration

	// Optional limit on the number of unique series the scrape target can expose.
	SeriesLimit int

	//The Tenant Info
	AuthToken *auth.Token
	// contains filtered or unexported fields
}

ScrapeWork represents a unit of work for scraping Prometheus metrics.

It must be immutable during its lifetime, since it is read from concurrently running goroutines.

func (*ScrapeWork) Job added in v1.34.8 

func (sw *ScrapeWork) Job() string

Job returns job for the ScrapeWork

func (*ScrapeWork) LabelsString added in v1.34.9 

func (sw *ScrapeWork) LabelsString() string

LabelsString returns labels in Prometheus format for the given sw.

type StaticConfig 

type StaticConfig struct {
	Targets []string          `yaml:"targets"`
	Labels  map[string]string `yaml:"labels,omitempty"`
}

StaticConfig represents essential parts for `static_config` section of Prometheus config.

See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#static_config

Source Files

View all Source files

Directories

Path Synopsis
discovery
azure
consul
digitalocean
dns
docker
dockerswarm
ec2
eureka
gce
http
kubernetes
openstack
yandexcloud

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