From d8f25cbba6af6d00005644fffb6231a95466efe4 Mon Sep 17 00:00:00 2001
From: JDierkse <j.dierkse@madeo.nl>
Date: Thu, 4 Aug 2022 20:29:10 +0200
Subject: [PATCH] Fix state persistence, create folder if it doesn't exist

---
 driver.go | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/driver.go b/driver.go
index 6cc4008..1ff2b00 100644
--- a/driver.go
+++ b/driver.go
@@ -54,9 +54,23 @@ func newiscsiDriver(root string) (*iscsiDriver, error) {
 		return nil, util.LogError("%v already exist and it's not a directory", root)
 	}
 
+	stateFolder := filepath.Join(root, "plugins", "docker-iscsi")
+	fi, err = os.Lstat(stateFolder)
+	if os.IsNotExist(err) {
+		if err := os.MkdirAll(stateFolder, 0755); err != nil {
+			return nil, err
+		}
+	} else if err != nil {
+		return nil, err
+	}
+
+	if fi != nil && !fi.IsDir() {
+		return nil, util.LogError("%v already exist and it's not a directory", stateFolder)
+	}
+
 	d := &iscsiDriver{
 		root:      filepath.Join(root, "volumes"),
-		statePath: filepath.Join(root, "plugins", "docker-iscsi", "iscsi-state.json"),
+		statePath: filepath.Join(stateFolder, "iscsi-state.json"),
 		volumes:   map[string]*iscsiVolume{},
 	}
 
@@ -133,8 +147,10 @@ func (d *iscsiDriver) Remove(r *volume.RemoveRequest) error {
 	if err := os.RemoveAll(v.Mountpoint); err != nil {
 		return util.LogError(err.Error())
 	}
+
 	delete(d.volumes, r.Name)
 	d.saveState()
+
 	return nil
 }