From c8adfd2ef9cd3440f21b266e9c8d6345801e99aa Mon Sep 17 00:00:00 2001
From: ston1th <ston1th@giftfish.de>
Date: Thu, 30 May 2019 16:03:51 +0200
Subject: [PATCH] panic bugfix

---
 pkg/db/db.go   | 2 +-
 pkg/db/page.go | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkg/db/db.go b/pkg/db/db.go
index 445c1c7..3991f2d 100644
--- a/pkg/db/db.go
+++ b/pkg/db/db.go
@@ -65,7 +65,7 @@ func New(cfg core.Config) (db *DB, err error) {
 	}
 
 	_, err = db.CreatePage(core.IndexPage, core.WikiSection, welcome, defUser, core.Public)
-	if err != nil {
+	if err != errPageExists && err != nil {
 		return
 	}
 	err = db.RunMigrations()
diff --git a/pkg/db/page.go b/pkg/db/page.go
index 7be2f54..3d6396d 100644
--- a/pkg/db/page.go
+++ b/pkg/db/page.go
@@ -15,6 +15,7 @@ const pagePrefix = "page/"
 
 var (
 	errPageNotFound      = store.ErrKeyNotFound
+	errPageExists        = errors.New("db: page already exists")
 	errPermissionDenied  = errors.New("db: permission denied")
 	errInvalidPermission = errors.New("db: invalid permission")
 	errPrivateWikiPage   = errors.New("db: private wiki pages are not allowed")
@@ -140,6 +141,9 @@ func (db *DB) CreatePage(title, section, markdown, username string, p core.Permi
 	st := render.StoreTitle(section, render.Title(title))
 	_, err = db.getPage(st, username)
 	if err != store.ErrKeyNotFound {
+		if err == nil {
+			err = errPageExists
+		}
 		return
 	}
 	s, err := db.GetSection(section)