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@@ -17,12 +17,16 @@ type Service struct {
appID string appID string
domain string domain string
pathPrefix string pathPrefix string
tls bool
port int port int
ttl time.Duration ttl time.Duration
client *consul.Client client *consul.Client
agent *consul.Agent agent *consul.Agent
connect *connect.Service connect *connect.Service
kv *consul.KV kv *consul.KV
hcTicker *time.Ticker
ttlTicker *time.Ticker
} }
var ErrServiceUnavailable = fmt.Errorf("Service is unavailable") var ErrServiceUnavailable = fmt.Errorf("Service is unavailable")
@@ -34,6 +38,7 @@ func NewService(servAddr, id, name, useDomainOverIp, addr, domain, pathPrefix st
s.appID = id s.appID = id
s.domain = domain s.domain = domain
s.pathPrefix = pathPrefix s.pathPrefix = pathPrefix
s.tls = true // FIXME add arg
s.port = appPort s.port = appPort
s.ttl = time.Second * 10 s.ttl = time.Second * 10
@@ -70,7 +75,7 @@ func (s *Service) GetFullAddr() string {
if isTLS { if isTLS {
proto = "https" proto = "https"
} }
return fmt.Sprintf("%s://%s:%d/", proto, s.domain, s.port) return fmt.Sprintf("%s://%s:%d/", proto, s.Address, s.port)
} }
func (s *Service) Register() error { func (s *Service) Register() error {
@@ -99,30 +104,33 @@ func (s *Service) Register() error {
return nil return nil
} }
func (s *Service) Unregister() error { func (s *Service) Unregister() error {
// s.client.Catalog().Deregister(&consul.CatalogDeregistration{ // s.ttlTicker.Stop()
// Address: s.Address, // s.hcTicker.Stop()
// ServiceID: s.GetID(),
// }, nil) s.client.Catalog().Deregister(&consul.CatalogDeregistration{
Address: s.Address,
ServiceID: s.GetID(),
}, nil)
return s.agent.ServiceDeregister(s.GetID()) return s.agent.ServiceDeregister(s.GetID())
} }
func (s *Service) RegisterHealthChecks() { func (s *Service) RegisterHealthChecks() {
go func() { // startup register go func() { // startup register
ticker := time.NewTicker(time.Second * 1) t := time.NewTicker(time.Second)
for range ticker.C { for range t.C {
if ok, _ := s.healthCheck(); ok { if ok, _ := s.healthCheck(); ok {
ticker.Stop() t.Stop()
} }
} }
}() }()
go func() { // TTL go func() { // TTL
interval := s.ttl - (time.Second * 2) // 2 seconds overhead t := time.NewTicker(s.ttl)
ticker := time.NewTicker(interval) for range t.C {
for range ticker.C {
if _, err := s.healthCheck(); err != nil { if _, err := s.healthCheck(); err != nil {
fmt.Printf("HealthCheck endpoint not available #: %v\n", err) // fmt.Printf("HealthCheck endpoint not available (%s)#: %v\n", s.GetFullAddr(), err)
t.Stop()
} }
} }
}() }()
@@ -152,6 +160,7 @@ func (s *Service) healthCheck() (bool, error) {
alive := func() bool { alive := func() bool {
client := &http.Client{} client := &http.Client{}
healthUrl := fmt.Sprintf("%s%s?name=%s", s.GetFullAddr(), "health", s.Name) healthUrl := fmt.Sprintf("%s%s?name=%s", s.GetFullAddr(), "health", s.Name)
fmt.Printf("HealthCheck URL: %s%s?name=%s", s.GetFullAddr(), "health", s.Name)
req, err := http.NewRequest(http.MethodGet, healthUrl, nil) req, err := http.NewRequest(http.MethodGet, healthUrl, nil)
if err != nil { if err != nil {
return false return false
@@ -190,24 +199,26 @@ func (s *Service) getTags() []string {
// "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.trustForwardHeader=true", // "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.trustForwardHeader=true",
// "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.authRequestHeaders=Cookie", // "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.authRequestHeaders=Cookie",
// "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.authResponseHeaders=Set-Cookie, Server", // "traefik.http.middlewares.auth_" + s.Name + ".forwardauth.authResponseHeaders=Set-Cookie, Server",
"traefik.http.middlewares.auth_" + s.Name + ".plugin.auth.handlerURL=" + config.GetEnv("AUTH_HANDLER_URL", "http://identity.service.ego.io/api/v1/traefik"), "traefik.http.middlewares.auth_" + s.Name + ".plugin.auth.handlerURL=" + config.GetEnv("AUTH_HANDLER_URL", "https://identity.service.ego.io/api/v1/traefik"),
"traefik.http.middlewares.requestid_" + s.Name + ".plugin.requestid.headerName=X-Request-ID",
"traefik.http.middlewares.stripprefix_" + s.Name + ".stripprefix.prefixes=" + s.pathPrefix, "traefik.http.middlewares.stripprefix_" + s.Name + ".stripprefix.prefixes=" + s.pathPrefix,
"traefik.http.middlewares.requestid_" + s.Name + ".plugin.requestid.headerName=X-Request-ID",
// "treafik.http.middlewares.retryif_" + s.Name + ".plugin.retryif.attempts=3",
// "treafik.http.middlewares.retryif_" + s.Name + ".plugin.retryif.statusCode=503",
"traefik.http.routers." + s.Name + ".rule=PathPrefix(`" + s.pathPrefix + "`)", "traefik.http.routers." + s.Name + ".rule=PathPrefix(`" + s.pathPrefix + "`)",
// "traefik.http.routers." + s.Name + ".rule=Host(`" + s.domain + "`)", "traefik.http.routers." + s.Name + ".rule=Host(`" + s.domain + "`)",
"traefik.http.routers." + s.Name + ".entryPoints=https", "traefik.http.routers." + s.Name + ".entryPoints=https",
// "traefik.http.routers." + s.Name + ".tls=true", "traefik.http.routers." + s.Name + ".tls=true",
"traefik.http.routers." + s.Name + ".service=" + s.Name, "traefik.http.routers." + s.Name + ".service=" + s.Name,
// "traefik.http.routers." + s.Name + ".middlewares=auth_" + s.Name + ",stripprefix_" + s.Name, // "traefik.http.routers." + s.Name + ".middlewares=auth_" + s.Name + ",stripprefix_" + s.Name,
"traefik.http.routers." + s.Name + ".middlewares=auth_" + s.Name + ",requestid_" + s.Name + ",stripprefix_" + s.Name + "", "traefik.http.routers." + s.Name + ".middlewares=auth_" + s.Name + ",stripprefix_" + s.Name + ",requestid_" + s.Name + "",
"traefik.http.services." + s.Name + ".loadbalancer.server.scheme=http", "traefik.http.services." + s.Name + ".loadbalancer.server.scheme=https",
"traefik.http.services." + s.Name + ".loadbalancer.server.port=" + strconv.Itoa(s.port), "traefik.http.services." + s.Name + ".loadbalancer.server.port=" + strconv.Itoa(s.port),
"traefik.http.services." + s.Name + ".loadbalancer.passhostheader=true", "traefik.http.services." + s.Name + ".loadbalancer.passhostheader=true",
"traefik.http.services." + s.Name + ".loadbalancer.healthcheck.interval=1s", "traefik.http.services." + s.Name + ".loadbalancer.healthcheck.interval=1s",
"traefik.http.services." + s.Name + ".loadbalancer.healthcheck.timeout=1s", "traefik.http.services." + s.Name + ".loadbalancer.healthcheck.timeout=1s",
"traefik.http.services." + s.Name + ".loadbalancer.healthcheck.path=/health", "traefik.http.services." + s.Name + ".loadbalancer.healthcheck.path=/health",
"traefik.tls.certificates.certfile=/certs/client.cert", "traefik.tls.certificates.certfile=certs/client.cert",
"traefik.tls.certificates.keyfile=/certs/client.key", "traefik.tls.certificates.keyfile=certs/client.key",
} }
return tags return tags