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cron.go
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cron.go
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package oidc
import (
"net/url"
"path"
"sync/atomic"
"time"
backgroundtasksContracts "github.com/fluffy-bunny/grpcdotnetgo/pkg/contracts/backgroundtasks"
loggerContracts "github.com/fluffy-bunny/grpcdotnetgo/pkg/contracts/logger"
middleware_oidc "github.com/fluffy-bunny/grpcdotnetgo/pkg/middleware/oidc"
servicesBackgroundtasks "github.com/fluffy-bunny/grpcdotnetgo/pkg/services/backgroundtasks"
di "github.com/fluffy-bunny/sarulabsdi"
"github.com/rs/zerolog/log"
)
type IOidcBackgroundStorage interface {
AtomicStore(disco *middleware_oidc.DiscoveryDocument)
AtomicGet() *middleware_oidc.DiscoveryDocument
}
var (
TypeIOidcBackgroundStorage = di.GetInterfaceReflectType((*IOidcBackgroundStorage)(nil))
)
type oidcBackgroundStorage struct {
Value atomic.Value
}
func (s *oidcBackgroundStorage) AtomicStore(disco *middleware_oidc.DiscoveryDocument) {
s.Value.Store(disco)
}
func (s *oidcBackgroundStorage) AtomicGet() *middleware_oidc.DiscoveryDocument {
disco := s.Value.Load().(*middleware_oidc.DiscoveryDocument)
return disco
}
// JOB
//------------------------------------------
type oidcDiscoveryJob struct {
Authority string
DiscoveryUrl *url.URL
Storage IOidcBackgroundStorage
}
func newOidcDiscoveryJob(authority string, storage IOidcBackgroundStorage) *oidcDiscoveryJob {
discoveryURL, err := url.Parse(authority)
if err != nil {
panic(err)
}
discoveryURL.Path = path.Join(discoveryURL.Path, ".well-known/openid-configuration")
if err != nil {
panic(err)
}
return &oidcDiscoveryJob{
Authority: authority,
DiscoveryUrl: discoveryURL,
Storage: storage,
}
}
func (j *oidcDiscoveryJob) Run() {
dicoDocument := middleware_oidc.NewDiscoveryDocument(*j.DiscoveryUrl)
err := dicoDocument.Initialize()
if err != nil {
log.Error().Err(err).Msgf("error fetching disco: %v", j.DiscoveryUrl.String())
} else {
j.Storage.AtomicStore(dicoDocument)
log.Info().Interface("disco", dicoDocument).Send()
}
}
// Job Provider
//------------------------------------------
type service struct {
Logger loggerContracts.ILogger
OIDCConfigAccessor middleware_oidc.IOIDCConfigAccessor
Storage IOidcBackgroundStorage
}
func (s *service) GetOneTimeJobs() backgroundtasksContracts.OneTimeJobs {
config := s.OIDCConfigAccessor.GetOIDCConfig()
oidcJob := newOidcDiscoveryJob(config.GetAuthority(), s.Storage)
onetimeJob := servicesBackgroundtasks.NewOneTimeJob(oidcJob, time.Millisecond)
return servicesBackgroundtasks.NewOneTimeJobs(onetimeJob)
}
func (s *service) GetScheduledJobs() backgroundtasksContracts.ScheduledJobs {
config := s.OIDCConfigAccessor.GetOIDCConfig()
oidcJob := newOidcDiscoveryJob(config.GetAuthority(), s.Storage)
cronJob := servicesBackgroundtasks.NewScheduledJob(oidcJob, config.GetCronRefreshSchedule())
return servicesBackgroundtasks.NewScheduledJobs(cronJob)
}