open-nomad/nomad/structs/search.go

130 lines
4.6 KiB
Go

package structs
// Context defines the scope in which a search for Nomad object operates, and
// is also used to query the matching index value for this context.
type Context string
const (
// Individual context types.
Allocs Context = "allocs"
Deployments Context = "deployment"
Evals Context = "evals"
Jobs Context = "jobs"
Nodes Context = "nodes"
Namespaces Context = "namespaces"
Quotas Context = "quotas"
Recommendations Context = "recommendations"
ScalingPolicies Context = "scaling_policy"
Plugins Context = "plugins"
Volumes Context = "volumes"
// Subtypes used in fuzzy matching.
Groups Context = "groups"
Services Context = "services"
Tasks Context = "tasks"
Images Context = "images"
Commands Context = "commands"
Classes Context = "classes"
// Union context types.
All Context = "all"
)
// SearchConfig is used in servers to configure search API options.
type SearchConfig struct {
// FuzzyEnabled toggles whether the FuzzySearch API is enabled. If not
// enabled, requests to /v1/search/fuzzy will reply with a 404 response code.
FuzzyEnabled bool `hcl:"fuzzy_enabled"`
// LimitQuery limits the number of objects searched in the FuzzySearch API.
// The results are indicated as truncated if the limit is reached.
//
// Lowering this value can reduce resource consumption of Nomad server when
// the FuzzySearch API is enabled.
LimitQuery int `hcl:"limit_query"`
// LimitResults limits the number of results provided by the FuzzySearch API.
// The results are indicated as truncate if the limit is reached.
//
// Lowering this value can reduce resource consumption of Nomad server per
// fuzzy search request when the FuzzySearch API is enabled.
LimitResults int `hcl:"limit_results"`
// MinTermLength is the minimum length of Text required before the FuzzySearch
// API will return results.
//
// Increasing this value can avoid resource consumption on Nomad server by
// reducing searches with less meaningful results.
MinTermLength int `hcl:"min_term_length"`
}
// SearchResponse is used to return matches and information about whether
// the match list is truncated specific to each type of Context.
type SearchResponse struct {
// Map of Context types to ids which match a specified prefix
Matches map[Context][]string
// Truncations indicates whether the matches for a particular Context have
// been truncated
Truncations map[Context]bool
QueryMeta
}
// SearchRequest is used to parameterize a request, and returns a
// list of matches made up of jobs, allocations, evaluations, and/or nodes,
// along with whether or not the information returned is truncated.
type SearchRequest struct {
// Prefix is what ids are matched to. I.e, if the given prefix were
// "a", potential matches might be "abcd" or "aabb"
Prefix string
// Context is the type that can be matched against. A context can be a job,
// node, evaluation, allocation, or empty (indicated every context should be
// matched)
Context Context
QueryOptions
}
// FuzzyMatch is used to describe the ID of an object which may be a machine
// readable UUID or a human readable Name. If the object is a component of a Job,
// the Scope is a list of IDs starting from Namespace down to the parent object of
// ID.
//
// e.g. A Task-level service would have scope like,
// ["<namespace>", "<job>", "<group>", "<task>"]
type FuzzyMatch struct {
ID string // ID is UUID or Name of object
Scope []string `json:",omitempty"` // IDs of parent objects
}
// FuzzySearchResponse is used to return fuzzy matches and information about
// whether the match list is truncated specific to each type of searchable Context.
type FuzzySearchResponse struct {
// Matches is a map of Context types to IDs which fuzzy match a specified query.
Matches map[Context][]FuzzyMatch
// Truncations indicates whether the matches for a particular Context have
// been truncated.
Truncations map[Context]bool
QueryMeta
}
// FuzzySearchRequest is used to parameterize a fuzzy search request, and returns
// a list of matches made up of jobs, allocations, evaluations, and/or nodes,
// along with whether or not the information returned is truncated.
type FuzzySearchRequest struct {
// Text is what names are fuzzy-matched to. E.g. if the given text were
// "py", potential matches might be "python", "mypy", etc. of jobs, nodes,
// allocs, groups, services, commands, images, classes.
Text string
// Context is the type that can be matched against. A Context of "all" indicates
// all Contexts types are queried for matching.
Context Context
QueryOptions
}