config

package
v0.5.4 Latest Latest
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 Go to latest Published: Aug 25, 2022 License: Apache-2.0 Imports: 8 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ValidateAtLeastOneProjectOrWildcard 

func ValidateAtLeastOneProjectOrWildcard(v validator.FieldLevel) bool

ValidateAtLeastOneProjectOrWildcard implements validator.Func assess that we have at least one projet or wildcard configured.

Types

type Config 

type Config struct {
	// Global ..
	Global Global `yaml:",omitempty"`

	// Log configuration for the exporter
	Log Log `yaml:"log" validate:"dive"`

	// OpenTelemetry configuration
	OpenTelemetry OpenTelemetry `yaml:"opentelemetry" validate:"dive"`

	// Server related configuration
	Server Server `yaml:"server" validate:"dive"`

	// GitLab related configuration
	Gitlab Gitlab `yaml:"gitlab" validate:"dive"`

	// Redis related configuration
	Redis Redis `yaml:"redis" validate:"dive"`

	// Pull configuration
	Pull Pull `yaml:"pull" validate:"dive"`

	// GarbageCollect configuration
	GarbageCollect GarbageCollect `yaml:"garbage_collect" validate:"dive"`

	// Default parameters which can be overridden at either the Project or Wildcard level
	ProjectDefaults ProjectParameters `yaml:"project_defaults" validate:"dive"`

	// List of projects to pull
	Projects []Project `validate:"unique,at-least-1-project-or-wildcard,dive" yaml:"projects"`

	// List of wildcards to search projects from
	Wildcards []Wildcard `validate:"unique,at-least-1-project-or-wildcard,dive" yaml:"wildcards"`
}

Config represents all the parameters required for the app to be configured properly.

func New 

func New() (c Config)

New returns a new config with the default parameters.

func Parse 

func Parse(f Format, bytes []byte) (cfg Config, err error)

Parse unmarshal provided bytes with given ConfigType into a Config object.

func ParseFile 

func ParseFile(filename string) (c Config, err error)

ParseFile reads the content of a file and attempt to unmarshal it into a Config.

func (Config) NewProject 

func (c Config) NewProject() (p Project)

NewProject returns a new project with the config default parameters.

func (Config) NewWildcard 

func (c Config) NewWildcard() (w Wildcard)

NewWildcard returns a new wildcard with the config default parameters.

func (Config) ToYAML added in v0.5.1 

func (c Config) ToYAML() string

ToYAML ..

func (*Config) UnmarshalYAML 

func (c *Config) UnmarshalYAML(v *yaml.Node) (err error)

UnmarshalYAML allows us to correctly hydrate our configuration using some custom logic.

func (Config) Validate 

func (c Config) Validate() error

Validate will throw an error if the Config parameters are whether incomplete or incorrects.

type Format 

type Format uint8

Format represents the format of the config file. 

const (
	// FormatYAML represents a Config written in yaml format.
	FormatYAML Format = iota
)

func GetTypeFromFileExtension 

func GetTypeFromFileExtension(filename string) (f Format, err error)

GetTypeFromFileExtension returns the ConfigType based upon the extension of the file.

type GarbageCollect 

type GarbageCollect struct {
	// Projects configuration
	Projects struct {
		OnInit          bool `default:"false" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"14400" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"projects"`

	// Environments configuration
	Environments struct {
		OnInit          bool `default:"false" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"14400" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"environments"`

	// Refs configuration
	Refs struct {
		OnInit          bool `default:"false" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"1800" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"refs"`

	// Metrics configuration
	Metrics struct {
		OnInit          bool `default:"false" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"600" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"metrics"`
}

GarbageCollect ..

type Gitlab 

type Gitlab struct {
	// The URL of the GitLab server/api
	URL string `default:"https://gitlab.com" validate:"required,url" yaml:"url"`

	// Token to use to authenticate against the API
	Token string `validate:"required" yaml:"token"`

	// The URL of the GitLab server/api health endpoint (default to /users/sign_in which is publicly available on gitlab.com)
	HealthURL string `default:"https://gitlab.com/explore" validate:"required,url" yaml:"health_url"`

	// Whether to validate the service is reachable calling HealthURL
	EnableHealthCheck bool `default:"true" yaml:"enable_health_check"`

	// Whether to skip TLS validation when querying HealthURL
	EnableTLSVerify bool `default:"true" yaml:"enable_tls_verify"`

	// Rate limit for the GitLab API requests/sec
	MaximumRequestsPerSecond int `default:"1" validate:"gte=1" yaml:"maximum_requests_per_second"`
}

Gitlab ..

type Global added in v0.5.1 

type Global struct {
	// InternalMonitoringListenerAddress can be used to access
	// some metrics related to the exporter internals
	InternalMonitoringListenerAddress *url.URL
}

Global is used for globally shared exporter config.

type Log 

type Log struct {
	// Log level
	Level string `default:"info" validate:"required,oneof=trace debug info warning error fatal panic"`

	// Log format
	Format string `default:"text" validate:"oneof=text json"`
}

Log holds runtime logging configuration.

type OpenTelemetry added in v0.5.4 

type OpenTelemetry struct {
	// gRPC endpoint of the opentelemetry collector
	GRPCEndpoint string `yaml:"grpc_endpoint"`
}

OpenTelemetry related configuration.

type Project 

type Project struct {
	// ProjectParameters holds parameters specific to this project.
	ProjectParameters `yaml:",inline"`

	// Name is actually what is commonly referred as path_with_namespace on GitLab.
	Name string `yaml:"name"`
}

Project holds information about a GitLab project.

func NewProject 

func NewProject(name string) (p Project)

NewProject returns a new project composed with the default parameters.

type ProjectParameters 

type ProjectParameters struct {
	// From handles ProjectPullParameters configuration.
	Pull ProjectPull `yaml:"pull"`

	// Whether or not to export all pipeline/job statuses (being 0) or solely the one of the last job (being 1).
	OutputSparseStatusMetrics bool `default:"true" yaml:"output_sparse_status_metrics"`
}

ProjectParameters for the fetching configuration of Projects and Wildcards.

type ProjectPull 

type ProjectPull struct {
	Environments ProjectPullEnvironments `yaml:"environments"`
	Refs         ProjectPullRefs         `yaml:"refs"`
	Pipeline     ProjectPullPipeline     `yaml:"pipeline"`
}

ProjectPull ..

type ProjectPullEnvironments 

type ProjectPullEnvironments struct {
	// Whether to pull environments/deployments or not for this project
	Enabled bool `default:"false" yaml:"enabled"`

	// Regular expression to filter environments to fetch by their names
	Regexp string `default:".*" yaml:"regexp"`

	// Prevent exporting metrics for stopped environments
	ExcludeStopped bool `default:"true" yaml:"exclude_stopped"`
}

ProjectPullEnvironments ..

type ProjectPullPipeline 

type ProjectPullPipeline struct {
	Jobs      ProjectPullPipelineJobs      `yaml:"jobs"`
	Variables ProjectPullPipelineVariables `yaml:"variables"`
}

ProjectPullPipeline ..

type ProjectPullPipelineJobs 

type ProjectPullPipelineJobs struct {
	// Enabled set to true will pull pipeline jobs related metrics.
	Enabled bool `default:"false" yaml:"enabled"`

	// Pull pipeline jobs from child/downstream pipelines.
	FromChildPipelines ProjectPullPipelineJobsFromChildPipelines `yaml:"from_child_pipelines"`

	// Configure the export of the runner description which ran the job.
	RunnerDescription ProjectPullPipelineJobsRunnerDescription `yaml:"runner_description"`
}

ProjectPullPipelineJobs ..

type ProjectPullPipelineJobsFromChildPipelines 

type ProjectPullPipelineJobsFromChildPipelines struct {
	// Enabled set to true will pull pipeline jobs from child/downstream pipelines related metrics.
	Enabled bool `default:"true" yaml:"enabled"`
}

ProjectPullPipelineJobsFromChildPipelines ..

type ProjectPullPipelineJobsRunnerDescription 

type ProjectPullPipelineJobsRunnerDescription struct {
	// Enabled set to true will export the description of the runner which ran the job.
	Enabled bool `default:"true" yaml:"enabled"`

	// Regular expression to be able to reduce the cardinality of the exported value when necessary.
	AggregationRegexp string `default:"shared-runners-manager-(\\d*)\\.gitlab\\.com" yaml:"aggregation_regexp"`
}

ProjectPullPipelineJobsRunnerDescription ..

type ProjectPullPipelineVariables 

type ProjectPullPipelineVariables struct {
	// Enabled set to true will attempt to retrieve variables included in the pipeline.
	Enabled bool `default:"false" yaml:"enabled"`

	// Regexp to filter pipeline variables values to fetch.
	Regexp string `default:".*" yaml:"regexp"`
}

ProjectPullPipelineVariables ..

type ProjectPullRefs 

type ProjectPullRefs struct {
	// Configuration for pulling branches
	Branches ProjectPullRefsBranches `yaml:"branches"`

	// Configuration for pulling tags
	Tags ProjectPullRefsTags `yaml:"tags"`

	// Configuration for pulling merge requests
	MergeRequests ProjectPullRefsMergeRequests `yaml:"merge_requests"`
}

ProjectPullRefs ..

type ProjectPullRefsBranches 

type ProjectPullRefsBranches struct {
	// Monitor pipelines related to project branches
	Enabled bool `default:"true" yaml:"enabled"`

	// Filter for branches to include
	Regexp string `default:"^main|master$" yaml:"regexp"`

	// Only keep most 'n' recently updated branches
	MostRecent uint `default:"0" yaml:"most_recent"`

	// If the most recent pipeline for the branch was last updated at
	// at time greater than this value the metrics won't be exported
	MaxAgeSeconds uint `default:"0" yaml:"max_age_seconds"`

	// Prevent exporting metrics for deleted branches
	ExcludeDeleted bool `default:"true" yaml:"exclude_deleted"`
}

ProjectPullRefsBranches ..

type ProjectPullRefsMergeRequests 

type ProjectPullRefsMergeRequests struct {
	// Monitor pipelines related to project merge requests.
	Enabled bool `yaml:"enabled"`

	// Only keep most 'n' recently updated merge requests.
	MostRecent uint `default:"0" yaml:"most_recent"`

	// If the most recent pipeline for the merge request was last updated at
	// at time greater than this value the metrics won't be exported.
	MaxAgeSeconds uint `default:"0" yaml:"max_age_seconds"`
}

ProjectPullRefsMergeRequests ..

type ProjectPullRefsTags 

type ProjectPullRefsTags struct {
	// Monitor pipelines related to project tags.
	Enabled bool `default:"true" yaml:"enabled"`

	// Filter for tags to include.
	Regexp string `default:".*" yaml:"regexp"`

	// Only keep most 'n' recently updated tags.
	MostRecent uint `default:"0" yaml:"most_recent"`

	// If the most recent pipeline for the tag was last updated at
	// at time greater than this value the metrics won't be exported.
	MaxAgeSeconds uint `default:"0" yaml:"max_age_seconds"`

	// Prevent exporting metrics for deleted tags.
	ExcludeDeleted bool `default:"true" yaml:"exclude_deleted"`
}

ProjectPullRefsTags ..

type Projects 

type Projects []Project

Projects ..

type Pull 

type Pull struct {
	// ProjectsFromWildcards configuration
	ProjectsFromWildcards struct {
		OnInit          bool `default:"true" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"1800" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"projects_from_wildcards"`

	// EnvironmentsFromProjects configuration
	EnvironmentsFromProjects struct {
		OnInit          bool `default:"true" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"1800" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"environments_from_projects"`

	// RefsFromProjects configuration
	RefsFromProjects struct {
		OnInit          bool `default:"true" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"300" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"refs_from_projects"`

	// Metrics configuration
	Metrics struct {
		OnInit          bool `default:"true" yaml:"on_init"`
		Scheduled       bool `default:"true" yaml:"scheduled"`
		IntervalSeconds int  `default:"30" validate:"gte=1" yaml:"interval_seconds"`
	} `yaml:"metrics"`
}

Pull ..

type Redis 

type Redis struct {
	// URL used to connect onto the redis endpoint
	// format: redis[s]://[:password@]host[:port][/db-number][?option=value])
	URL string `yaml:"url"`
}

Redis ..

type SchedulerConfig 

type SchedulerConfig struct {
	OnInit          bool
	Scheduled       bool
	IntervalSeconds int
}

SchedulerConfig ..

func (SchedulerConfig) Log 

func (sc SchedulerConfig) Log() log.Fields

Log returns some logging fields to showcase the configuration to the enduser.

type Server 

type Server struct {
	// Enable profiling pages
	EnablePprof bool `default:"false" yaml:"enable_pprof"`

	// [address:port] to make the process listen upon
	ListenAddress string `default:":8080" yaml:"listen_address"`

	Metrics ServerMetrics `yaml:"metrics"`
	Webhook ServerWebhook `yaml:"webhook"`
}

Server ..

type ServerMetrics 

type ServerMetrics struct {
	// Enable /metrics endpoint
	Enabled bool `default:"true" yaml:"enabled"`

	// Enable OpenMetrics content encoding in prometheus HTTP handler
	EnableOpenmetricsEncoding bool `default:"false" yaml:"enable_openmetrics_encoding"`
}

ServerMetrics ..

type ServerWebhook 

type ServerWebhook struct {
	// Enable /webhook endpoint to support GitLab requests
	Enabled bool `default:"false" yaml:"enabled"`

	// Secret token to authenticate legitimate webhook requests coming from the GitLab server
	SecretToken string `validate:"required_if=Enabled true" yaml:"secret_token"`
}

ServerWebhook ..

type Wildcard 

type Wildcard struct {
	// ProjectParameters holds parameters specific to the projects which
	// will be discovered using this wildcard.
	ProjectParameters `yaml:",inline"`

	Search   string        `yaml:"search"`
	Owner    WildcardOwner `yaml:"owner"`
	Archived bool          `yaml:"archived"`
}

Wildcard is a specific handler to dynamically search projects.

func NewWildcard 

func NewWildcard() (w Wildcard)

NewWildcard returns a new wildcard with the default parameters.

type WildcardOwner 

type WildcardOwner struct {
	Name             string `yaml:"name"`
	Kind             string `yaml:"kind"`
	IncludeSubgroups bool   `yaml:"include_subgroups"`
}

WildcardOwner ..

type Wildcards 

type Wildcards []Wildcard

Wildcards ..

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