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aclupdatejob.go
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aclupdatejob.go
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package agent
import (
"fmt"
"sort"
"strings"
v1 "github.com/Axway/agent-sdk/pkg/apic/apiserver/models/api/v1"
management "github.com/Axway/agent-sdk/pkg/apic/apiserver/models/management/v1alpha1"
"github.com/Axway/agent-sdk/pkg/jobs"
"github.com/Axway/agent-sdk/pkg/util"
hc "github.com/Axway/agent-sdk/pkg/util/healthcheck"
"github.com/Axway/agent-sdk/pkg/util/log"
)
const envACLFormat = "%s-agent-acl"
// aclUpdateHandler - job that handles updates to the ACL in the environment
type aclUpdateJob struct {
jobs.Job
logger log.FieldLogger
}
func newACLUpdateJob() *aclUpdateJob {
logger := log.NewFieldLogger().
WithPackage("sdk.agent").
WithComponent("aclUpdateJob")
job := &aclUpdateJob{
logger: logger,
}
return job
}
func (j *aclUpdateJob) Ready() bool {
status, _ := hc.GetGlobalStatus()
return status == string(hc.OK)
}
func (j *aclUpdateJob) Status() error {
if status, _ := hc.GetGlobalStatus(); status != string(hc.OK) {
err := fmt.Errorf("agent is marked as not running")
j.logger.WithError(err).Trace("status failed")
return err
}
return nil
}
func (j *aclUpdateJob) getACLTeamIDs(ri *v1.ResourceInstance) []string {
teamIDs := make([]string, 0)
acl, _ := management.NewAccessControlList("", management.EnvironmentGVK().Kind, agent.cfg.GetEnvironmentName())
err := acl.FromInstance(ri)
if err != nil {
return teamIDs
}
for _, subject := range acl.Spec.Subjects {
if subject.Type == v1.TeamOwner {
teamIDs = append(teamIDs, subject.ID)
}
}
teamIDs = util.RemoveDuplicateValuesFromStringSlice(teamIDs)
sort.Strings(teamIDs)
return teamIDs
}
func (j *aclUpdateJob) Execute() error {
currentACL := agent.cacheManager.GetAccessControlList()
if currentACL == nil {
currentACL = j.getACLsFromServer()
}
currentTeamIDs := j.getACLTeamIDs(currentACL)
newTeamIDs := agent.cacheManager.GetTeamsIDsInAPIServices()
if len(newTeamIDs) == 0 {
return nil
}
sort.Strings(newTeamIDs)
if currentTeamIDs != nil && strings.Join(newTeamIDs, "") == strings.Join(currentTeamIDs, "") {
return nil
}
if err := j.updateACL(newTeamIDs); err != nil {
return fmt.Errorf("acl update job failed: %s", err)
}
return nil
}
func (j aclUpdateJob) getACLsFromServer() *v1.ResourceInstance {
emptyACL, _ := management.NewAccessControlList("", management.EnvironmentGVK().Kind, agent.cfg.GetEnvironmentName())
acls, err := agent.apicClient.GetResources(emptyACL)
if err != nil {
return nil
}
for _, acl := range acls {
ri, _ := acl.AsInstance()
if ri.Name == j.getACLName() {
agent.cacheManager.SetAccessControlList(ri)
return ri
}
}
return nil
}
func (j *aclUpdateJob) getACLName() string {
return fmt.Sprintf(envACLFormat, GetCentralConfig().GetEnvironmentName())
}
func (j *aclUpdateJob) initializeACLJob() {
if acl := agent.cacheManager.GetAccessControlList(); acl != nil {
return
}
acl, err := agent.apicClient.GetAccessControlList(j.getACLName())
if err != nil {
return
}
if aclInstance, err := acl.AsInstance(); err == nil {
agent.cacheManager.SetAccessControlList(aclInstance)
}
}
func (j *aclUpdateJob) createACLResource(teamIDs []string) *management.AccessControlList {
acl, _ := management.NewAccessControlList(
j.getACLName(),
management.EnvironmentGVK().Kind,
agent.cfg.GetEnvironmentName(),
)
acl.Spec = management.AccessControlListSpec{
Rules: []management.AccessRules{
{
Access: []management.AccessLevelScope{
{
Level: "scope",
},
},
},
},
}
// Add all the teams
acl.Spec.Subjects = make([]v1.Owner, 0)
for _, id := range teamIDs {
acl.Spec.Subjects = append(acl.Spec.Subjects, v1.Owner{
Type: v1.TeamOwner,
ID: id,
})
}
return acl
}
func (j *aclUpdateJob) updateACL(teamIDs []string) error {
// do not add an acl if there are no teamIDs and an ACL currently does not exist
currentACL := agent.cacheManager.GetAccessControlList()
if len(teamIDs) == 0 && currentACL == nil {
return nil
}
var err error
j.logger.Trace("acl about to be updated")
acl := j.createACLResource(teamIDs)
if currentACL != nil {
acl, err = agent.apicClient.UpdateAccessControlList(acl)
} else {
acl, err = agent.apicClient.CreateAccessControlList(acl)
}
if err == nil {
aclInstance, err := acl.AsInstance()
if err == nil {
agent.cacheManager.SetAccessControlList(aclInstance)
}
}
return err
}
// registerAccessControlListHandler -
func registerAccessControlListHandler() {
job := newACLUpdateJob()
jobs.RegisterIntervalJobWithName(job, agent.cfg.GetPollInterval(), "Access Control List")
}