portainer/api/http/handler/edgegroups/associated_endpoints.go

105 lines
2.5 KiB
Go

package edgegroups
import (
portainer "github.com/portainer/portainer/api"
)
type endpointSetType map[portainer.EndpointID]bool
func (handler *Handler) getEndpointsByTags(tagIDs []portainer.TagID, partialMatch bool) ([]portainer.EndpointID, error) {
if len(tagIDs) == 0 {
return []portainer.EndpointID{}, nil
}
endpoints, err := handler.DataStore.Endpoint().Endpoints()
if err != nil {
return nil, err
}
groupEndpoints := mapEndpointGroupToEndpoints(endpoints)
tags := []portainer.Tag{}
for _, tagID := range tagIDs {
tag, err := handler.DataStore.Tag().Tag(tagID)
if err != nil {
return nil, err
}
tags = append(tags, *tag)
}
setsOfEndpoints := mapTagsToEndpoints(tags, groupEndpoints)
var endpointSet endpointSetType
if partialMatch {
endpointSet = setsUnion(setsOfEndpoints)
} else {
endpointSet = setsIntersection(setsOfEndpoints)
}
results := []portainer.EndpointID{}
for _, endpoint := range endpoints {
if _, ok := endpointSet[endpoint.ID]; ok && (endpoint.Type == portainer.EdgeAgentOnDockerEnvironment || endpoint.Type == portainer.EdgeAgentOnKubernetesEnvironment) {
results = append(results, endpoint.ID)
}
}
return results, nil
}
func mapEndpointGroupToEndpoints(endpoints []portainer.Endpoint) map[portainer.EndpointGroupID]endpointSetType {
groupEndpoints := map[portainer.EndpointGroupID]endpointSetType{}
for _, endpoint := range endpoints {
groupID := endpoint.GroupID
if groupEndpoints[groupID] == nil {
groupEndpoints[groupID] = endpointSetType{}
}
groupEndpoints[groupID][endpoint.ID] = true
}
return groupEndpoints
}
func mapTagsToEndpoints(tags []portainer.Tag, groupEndpoints map[portainer.EndpointGroupID]endpointSetType) []endpointSetType {
sets := []endpointSetType{}
for _, tag := range tags {
set := tag.Endpoints
for groupID := range tag.EndpointGroups {
for endpointID := range groupEndpoints[groupID] {
set[endpointID] = true
}
}
sets = append(sets, set)
}
return sets
}
func setsIntersection(sets []endpointSetType) endpointSetType {
if len(sets) == 0 {
return endpointSetType{}
}
intersectionSet := sets[0]
for _, set := range sets {
for endpointID := range intersectionSet {
if !set[endpointID] {
delete(intersectionSet, endpointID)
}
}
}
return intersectionSet
}
func setsUnion(sets []endpointSetType) endpointSetType {
unionSet := endpointSetType{}
for _, set := range sets {
for endpointID := range set {
unionSet[endpointID] = true
}
}
return unionSet
}