initial support for LDAP authentication/MSAD

modules/base/conf.go

@@ -10,6 +10,7 @@ import (
 	"os/exec"
 	"path"
 	"path/filepath"
+	"regexp"
 	"strings"
 
 	"github.com/Unknwon/com"
@@ -19,6 +20,7 @@ import (
 	"github.com/gogits/cache"
 	"github.com/gogits/session"
 
+	"github.com/gogits/gogs/modules/auth/ldap"
 	"github.com/gogits/gogs/modules/log"
 )
 
@@ -51,6 +53,7 @@ var (
 	Domain     string
 	SecretKey  string
 	RunUser    string
+	LdapAuth   bool
 
 	RepoRootPath string
 	ScriptType   string
@@ -83,13 +86,13 @@ var (
 )
 
 var Service struct {
-	RegisterEmailConfirm   bool
-	DisableRegistration    bool
-	RequireSignInView      bool
-	EnableCacheAvatar      bool
-	NotifyMail             bool
-	ActiveCodeLives        int
-	ResetPwdCodeLives      int
+	RegisterEmailConfirm bool
+	DisableRegistration  bool
+	RequireSignInView    bool
+	EnableCacheAvatar    bool
+	NotifyMail           bool
+	ActiveCodeLives      int
+	ResetPwdCodeLives    int
 }
 
 func ExecDir() (string, error) {
@@ -310,6 +313,33 @@ func NewConfigContext() {
 	CookieUserName = Cfg.MustValue("security", "COOKIE_USERNAME")
 	CookieRememberName = Cfg.MustValue("security", "COOKIE_REMEMBER_NAME")
 
+	// load LDAP authentication configuration if present
+	LdapAuth = Cfg.MustBool("security", "LDAP_AUTH", false)
+	if LdapAuth {
+		log.Debug("LDAP AUTHENTICATION activated")
+		nbsrc := 0
+		for _, v := range Cfg.GetSectionList() {
+			if matched, _ := regexp.MatchString("(?i)^LDAPSOURCE.*", v); matched {
+				ldapname := Cfg.MustValue(v, "name", v)
+				ldaphost := Cfg.MustValue(v, "host")
+				ldapport := Cfg.MustInt(v, "port", 389)
+				ldapbasedn := Cfg.MustValue(v, "basedn", "dc=*,dc=*")
+				ldapattribute := Cfg.MustValue(v, "attribute", "mail")
+				ldapfilter := Cfg.MustValue(v, "filter", "(*)")
+				ldapmsadsaformat := Cfg.MustValue(v, "MSADSAFORMAT", "%s")
+				ldap.AddSource(ldapname, ldaphost, ldapport, ldapbasedn, ldapattribute, ldapfilter, ldapmsadsaformat)
+				nbsrc += 1
+				log.Debug("%s added as LDAP source", ldapname)
+			}
+		}
+		if nbsrc == 0 {
+			log.Debug("No valide LDAP found, LDAP AUTHENTICATION NOT activated")
+			LdapAuth = false
+		}
+	} else {
+		log.Debug("LDAP AUTHENTICATION NOT activated")
+	}
+
 	PictureService = Cfg.MustValue("picture", "SERVICE")
 
 	// Determine and create root git reposiroty path.