Less logs but better logs

ldapserver/client.go

@@ -134,7 +134,9 @@ func (c *client) serve() {
 			Logger.Printf("Error reading Message : %s\n\t%x", err.Error(), messagePacket.bytes)
 			continue
 		}
-		Logger.Printf("<<< %d - %s - hex=%x", c.Numero, message.ProtocolOpName(), messagePacket)
+		if DEBUG {
+			Logger.Printf("<<< %d - %s - hex=%x", c.Numero, message.ProtocolOpName(), messagePacket)
+		}
 
 		// TODO: Use a implementation to limit runnuning request by client
 		// solution 1 : when the buffered output channel is full, send a busy
@@ -172,12 +174,16 @@ func (c *client) serve() {
 // * close client connection
 // * signal to server that client shutdown is ok
 func (c *client) close() {
-	Logger.Printf("client %d close()", c.Numero)
+	if DEBUG {
+		Logger.Printf("client %d close()", c.Numero)
+	}
 	close(c.closing)
 
 	// stop reading from client
 	c.rwc.SetReadDeadline(time.Now().Add(time.Millisecond))
-	Logger.Printf("client %d close() - stop reading from client", c.Numero)
+	if DEBUG {
+		Logger.Printf("client %d close() - stop reading from client", c.Numero)
+	}
 
 	// signals to all currently running request processor to stop
 	c.mutex.Lock()
@@ -186,11 +192,15 @@ func (c *client) close() {
 		go request.Abandon()
 	}
 	c.mutex.Unlock()
-	Logger.Printf("client %d close() - Abandon signal sent to processors", c.Numero)
+	if DEBUG {
+		Logger.Printf("client %d close() - Abandon signal sent to processors", c.Numero)
+	}
 
 	c.wg.Wait()      // wait for all current running request processor to end
 	close(c.chanOut) // No more message will be sent to client, close chanOUT
-	Logger.Printf("client [%d] request processors ended", c.Numero)
+	if DEBUG {
+		Logger.Printf("client [%d] request processors ended", c.Numero)
+	}
 
 	<-c.writeDone // Wait for the last message sent to be written
 	c.rwc.Close() // close client connection
@@ -201,7 +211,9 @@ func (c *client) close() {
 
 func (c *client) writeMessage(m *ldap.LDAPMessage) {
 	data, _ := m.Write()
-	Logger.Printf(">>> %d - %s - hex=%x", c.Numero, m.ProtocolOpName(), data.Bytes())
+	if DEBUG {
+		Logger.Printf(">>> %d - %s - hex=%x", c.Numero, m.ProtocolOpName(), data.Bytes())
+	}
 	c.bw.Write(data.Bytes())
 	c.bw.Flush()
 }

ldapserver/logger.go

@@ -8,6 +8,8 @@ import (
 
 var Logger logger
 
+const DEBUG = false
+
 // Logger represents log.Logger functions from the standard library
 type logger interface {
 	Fatal(v ...interface{})

ldapserver/route.go

@@ -148,10 +148,11 @@ func (h *RouteMux) ServeLDAP(s UserState, w ResponseWriter, r *Message) {
 		}
 
 		if route.label != "" {
-			Logger.Printf("")
-			Logger.Printf(" ROUTE MATCH ; %s", route.label)
-			Logger.Printf("")
-			// Logger.Printf(" ROUTE MATCH ; %s", runtime.FuncForPC(reflect.ValueOf(route.handler).Pointer()).Name())
+			if DEBUG {
+				Logger.Printf("")
+				Logger.Printf(" ROUTE MATCH ; %s", route.label)
+				Logger.Printf("")
+			}
 		}
 
 		route.handler(s, w, r)

main.go

@@ -1,5 +1,6 @@
 package main
 
+// @FIXME: Panics if invalid keys are in consul (consulToDN in util.go)
 // @FIXME: Implement missing search filters (in applyFilter)
 // @FIXME: Add an initial prefix to the consul key value
 
@@ -22,6 +23,8 @@ import (
 	message "github.com/vjeantet/goldap/message"
 )
 
+const DEBUG = false
+
 type ConfigFile struct {
 	Suffix        string   `json:"suffix"`
 	BindAddress   string   `json:"bind_address"`
@@ -43,6 +46,7 @@ type Config struct {
 }
 
 type Server struct {
+	logger *log.Logger
 	config Config
 	kv     *consul.KV
 }
@@ -108,7 +112,7 @@ func readConfig() Config {
 }
 
 func main() {
-	ldap.Logger = log.New(os.Stdout, "[server] ", log.LstdFlags)
+	ldap.Logger = log.New(os.Stdout, "[ldapserver] ", log.LstdFlags)
 
 	config := readConfig()
 
@@ -124,7 +128,11 @@ func main() {
 	kv := consul_client.KV()
 
 	// Create gobottin server
-	gobottin := Server{config: config, kv: kv}
+	gobottin := Server{
+		logger: log.New(os.Stdout, "[gobottin] ", log.LstdFlags),
+		config: config,
+		kv:     kv,
+	}
 	err = gobottin.init()
 	if err != nil {
 		panic(err)
@@ -219,7 +227,7 @@ func (server *Server) init() error {
 		return err
 	}
 
-	log.Printf(
+	server.logger.Printf(
 		"It seems to be a new installation, we created a default user for you:\n\n    dn:          %s\n    password:    %s\n\nWe didn't use true random, you should replace it as soon as possible.",
 		admin_dn,
 		admin_pass_str,
@@ -314,7 +322,12 @@ func (server *Server) handleBind(s ldap.UserState, w ldap.ResponseWriter, m *lda
 	res := ldap.NewBindResponse(result_code)
 	if err != nil {
 		res.SetDiagnosticMessage(err.Error())
-		log.Printf("Failed bind for %s: %s", string(r.Name()), err.Error())
+		server.logger.Printf("Failed bind for %s: %s", string(r.Name()), err.Error())
+	}
+	if result_code == ldap.LDAPResultSuccess {
+		server.logger.Printf("Successfully bound to %s", string(r.Name()))
+	} else {
+		server.logger.Printf("Failed to bind to %s (%s)", string(r.Name()), err)
 	}
 	w.Write(res)
 }
@@ -365,12 +378,14 @@ func (server *Server) handleSearch(s ldap.UserState, w ldap.ResponseWriter, m *l
 }
 
 func (server *Server) handleSearchInternal(state *State, w ldap.ResponseWriter, r *message.SearchRequest) (int, error) {
-	log.Printf("-- SEARCH REQUEST: --")
-	log.Printf("Request BaseDn=%s", r.BaseObject())
-	log.Printf("Request Filter=%s", r.Filter())
-	log.Printf("Request FilterString=%s", r.FilterString())
-	log.Printf("Request Attributes=%s", r.Attributes())
-	log.Printf("Request TimeLimit=%d", r.TimeLimit().Int())
+	if DEBUG {
+		server.logger.Printf("-- SEARCH REQUEST: --")
+		server.logger.Printf("Request BaseDn=%s", r.BaseObject())
+		server.logger.Printf("Request Filter=%s", r.Filter())
+		server.logger.Printf("Request FilterString=%s", r.FilterString())
+		server.logger.Printf("Request Attributes=%s", r.Attributes())
+		server.logger.Printf("Request TimeLimit=%d", r.TimeLimit().Int())
+	}
 
 	if !server.config.Acl.Check(&state.login, "read", string(r.BaseObject()), []string{}) {
 		return ldap.LDAPResultInsufficientAccessRights, fmt.Errorf("Please specify a base object on which you have read rights")
@@ -394,8 +409,10 @@ func (server *Server) handleSearchInternal(state *State, w ldap.ResponseWriter,
 	if err != nil {
 		return ldap.LDAPResultOperationsError, err
 	}
-	log.Printf("in %s: %#v", basePath+"/", data)
-	log.Printf("%#v", entries)
+	if DEBUG {
+		server.logger.Printf("in %s: %#v", basePath+"/", data)
+		server.logger.Printf("%#v", entries)
+	}
 
 	for dn, entry := range entries {
 		// Filter out if we don't match requested filter
@@ -511,6 +528,11 @@ func (server *Server) handleAdd(s ldap.UserState, w ldap.ResponseWriter, m *ldap
 	if err != nil {
 		res.SetDiagnosticMessage(err.Error())
 	}
+	if code == ldap.LDAPResultSuccess {
+		server.logger.Printf("Successfully added %s", string(r.Entry()))
+	} else {
+		server.logger.Printf("Failed to add %s (%s)", string(r.Entry()), err)
+	}
 	w.Write(message.AddResponse(res))
 }
 
@@ -599,7 +621,7 @@ func (server *Server) handleAddInternal(state *State, r *message.AddRequest) (in
 			for _, mb := range memberGroups {
 				if mb == dn {
 					alreadyMember = true
-					log.Printf("Warning: inconsistency detected, %s was memberOf %s at a time when it didn't exist!",
+					server.logger.Printf("Warning: inconsistency detected, %s was memberOf %s at a time when it didn't exist!",
 						member, dn)
 					break
 				}
@@ -681,6 +703,11 @@ func (server *Server) handleDelete(s ldap.UserState, w ldap.ResponseWriter, m *l
 	if err != nil {
 		res.SetDiagnosticMessage(err.Error())
 	}
+	if code == ldap.LDAPResultSuccess {
+		server.logger.Printf("Successfully deleted %s", string(r))
+	} else {
+		server.logger.Printf("Failed to delete %s (%s)", string(r), err)
+	}
 	w.Write(message.DelResponse(res))
 }
 
@@ -768,6 +795,11 @@ func (server *Server) handleModify(s ldap.UserState, w ldap.ResponseWriter, m *l
 	if err != nil {
 		res.SetDiagnosticMessage(err.Error())
 	}
+	if code == ldap.LDAPResultSuccess {
+		server.logger.Printf("Successfully modified %s", string(r.Object()))
+	} else {
+		server.logger.Printf("Failed to modifiy %s (%s)", string(r.Object()), err)
+	}
 	w.Write(message.ModifyResponse(res))
 }
 

util.go

@@ -40,8 +40,9 @@ func consulToDN(key string) (string, string) {
 		}
 		dn = cpath + dn
 	}
-	log.Printf("Consul key %s does not end with attribute=something", key)
-	panic("TODO don't panic handle this")
+	// TODO don't panic, handle this
+	log.Panicf("Consul key %s does not end with attribute=something", key)
+	panic("unreachable")
 }
 
 func parseValue(value []byte) ([]string, error) {
@@ -64,7 +65,6 @@ func parseConsulResult(data []*consul.KVPair) (map[string]Entry, error) {
 	aggregator := map[string]Entry{}
 
 	for _, kv := range data {
-		log.Printf("(parseConsulResult) %s %s", kv.Key, string(kv.Value))
 		dn, attr := consulToDN(kv.Key)
 		if _, exists := aggregator[dn]; !exists {
 			aggregator[dn] = Entry{}