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ff6a20f54a
* Include access control metadata in k8s receiver List & Get * Add tests for receiver access * Simplify receiver access provisioning extension - prevents edge case infinite recursion - removes read requirement from create
99 lines
3.0 KiB
Go
99 lines
3.0 KiB
Go
package models
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import (
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amv2 "github.com/prometheus/alertmanager/api/v2/models"
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"golang.org/x/exp/maps"
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alertingModels "github.com/grafana/alerting/models"
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"github.com/grafana/alerting/notify"
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)
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// Silence is the model-layer representation of an alertmanager silence. Currently just a wrapper around the
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// alerting notify.Silence.
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type Silence notify.GettableSilence
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// GetRuleUID returns the rule UID of the silence if the silence is associated with a rule, otherwise nil.
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// Currently, this works by looking for a matcher with the RuleUIDLabel name and returning its value.
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func (s Silence) GetRuleUID() *string {
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return getRuleUIDLabelValue(s.Silence)
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}
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// getRuleUIDLabelValue returns the value of the RuleUIDLabel matcher in the given silence, if it exists.
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func getRuleUIDLabelValue(silence notify.Silence) *string {
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for _, m := range silence.Matchers {
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if m != nil && isRuleUIDMatcher(*m) {
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return m.Value
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}
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}
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return nil
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}
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func isRuleUIDMatcher(m amv2.Matcher) bool {
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return isEqualMatcher(m) && m.Name != nil && *m.Name == alertingModels.RuleUIDLabel
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}
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func isEqualMatcher(m amv2.Matcher) bool {
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// If IsEqual is nil, it is considered to be true.
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return (m.IsEqual == nil || *m.IsEqual) && (m.IsRegex == nil || !*m.IsRegex)
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}
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// SilenceWithMetadata is a helper type for managing a silence with associated metadata.
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type SilenceWithMetadata struct {
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*Silence
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Metadata SilenceMetadata
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}
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// SilenceMetadata contains metadata about a silence. Fields are pointers to allow for metadata to be optionally loaded.
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type SilenceMetadata struct {
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RuleMetadata *SilenceRuleMetadata
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Permissions *SilencePermissionSet
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}
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// SilenceRuleMetadata contains metadata about the rule associated with a silence.
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type SilenceRuleMetadata struct {
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RuleUID string
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RuleTitle string
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FolderUID string
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}
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// SilencePermission is a type for representing a silence permission.
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type SilencePermission string
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const (
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SilencePermissionRead SilencePermission = "read"
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SilencePermissionCreate SilencePermission = "create"
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SilencePermissionWrite SilencePermission = "write"
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)
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// SilencePermissions returns all possible silence permissions.
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func SilencePermissions() [3]SilencePermission {
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return [3]SilencePermission{
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SilencePermissionRead,
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SilencePermissionCreate,
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SilencePermissionWrite,
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}
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}
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// SilencePermissionSet represents a set of permissions for a silence.
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type SilencePermissionSet map[SilencePermission]bool // TODO: Implement using PermissionSet[SilencePermission]
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// Clone returns a deep copy of the permission set.
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func (p SilencePermissionSet) Clone() SilencePermissionSet {
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return maps.Clone(p)
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}
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// AllSet returns true if all possible permissions are set.
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func (p SilencePermissionSet) AllSet() bool {
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for _, permission := range SilencePermissions() {
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if _, ok := p[permission]; !ok {
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return false
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}
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}
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return true
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}
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// Has returns true if the given permission is allowed in the set.
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func (p SilencePermissionSet) Has(permission SilencePermission) bool {
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return p[permission]
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}
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