diff --git a/models/models.go b/models/models.go
index ac69a778e7..f9ce67d935 100644
--- a/models/models.go
+++ b/models/models.go
@@ -97,6 +97,21 @@ func LoadConfigs() {
 	DbCfg.Path = sec.Key("PATH").MustString("data/gogs.db")
 }
 
+// parsePostgreSQLHostPort parses given input in various forms defined in
+// https://www.postgresql.org/docs/current/static/libpq-connect.html#LIBPQ-CONNSTRING
+// and returns proper host and port number.
+func parsePostgreSQLHostPort(info string) (string, string) {
+	host, port := "127.0.0.1", "5432"
+	if strings.Contains(info, ":") && !strings.HasSuffix(info, "]") {
+		idx := strings.LastIndex(info, ":")
+		host = info[:idx]
+		port = info[idx+1:]
+	} else if len(info) > 0 {
+		host = info
+	}
+	return host, port
+}
+
 func getEngine() (*xorm.Engine, error) {
 	connStr := ""
 	var Param string = "?"
diff --git a/models/models_test.go b/models/models_test.go
new file mode 100644
index 0000000000..f68590c509
--- /dev/null
+++ b/models/models_test.go
@@ -0,0 +1,33 @@
+// Copyright 2016 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package models
+
+import (
+	"testing"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func Test_parsePostgreSQLHostPort(t *testing.T) {
+	testSuites := []struct {
+		input      string
+		host, port string
+	}{
+		{"127.0.0.1:1234", "127.0.0.1", "1234"},
+		{"127.0.0.1", "127.0.0.1", "5432"},
+		{"[::1]:1234", "[::1]", "1234"},
+		{"[::1]", "[::1]", "5432"},
+		{"/tmp/pg.sock:1234", "/tmp/pg.sock", "1234"},
+		{"/tmp/pg.sock", "/tmp/pg.sock", "5432"},
+	}
+
+	Convey("Parse PostgreSQL host and port", t, func() {
+		for _, suite := range testSuites {
+			host, port := parsePostgreSQLHostPort(suite.input)
+			So(host, ShouldEqual, suite.host)
+			So(port, ShouldEqual, suite.port)
+		}
+	})
+}
diff --git a/models/ssh_key_test.go b/models/ssh_key_test.go
index 61f2e18be4..2f7a572c44 100644
--- a/models/ssh_key_test.go
+++ b/models/ssh_key_test.go
@@ -1,7 +1,12 @@
+// Copyright 2016 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
 package models
 
 import (
 	"fmt"
+	"strings"
 	"testing"
 
 	. "github.com/smartystreets/goconvey/convey"
@@ -37,7 +42,13 @@ func Test_SSHParsePublicKey(t *testing.T) {
 			So(lengthN, ShouldEqual, key.length)
 
 			keyTypeK, lengthK, errK := SSHKeyGenParsePublicKey(key.content)
-			So(errK, ShouldBeNil)
+			if errK != nil {
+				// Some server just does not support ecdsa format.
+				if strings.Contains(errK.Error(), "line 1 too long:") {
+					continue
+				}
+				So(errK, ShouldBeNil)
+			}
 			So(keyTypeK, ShouldEqual, key.typeName)
 			So(lengthK, ShouldEqual, key.length)
 		}