From a475617657245dae8abde55cb9ed0d4c28705cdf Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Fri, 6 Dec 2019 18:37:35 +0100
Subject: [PATCH] admin: heath api now checks untreated files

---
 admin/api/health.go    | 56 ++++++++++++++++++++++++++++++++++++++++++
 admin/api/timestamp.go | 26 --------------------
 2 files changed, 56 insertions(+), 26 deletions(-)
 create mode 100644 admin/api/health.go
 delete mode 100644 admin/api/timestamp.go

diff --git a/admin/api/health.go b/admin/api/health.go
new file mode 100644
index 00000000..43f3da77
--- /dev/null
+++ b/admin/api/health.go
@@ -0,0 +1,56 @@
+package api
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path"
+	"strings"
+	"time"
+
+	"github.com/julienschmidt/httprouter"
+)
+
+var TimestampCheck = "submissions"
+
+func init() {
+	router.GET("/api/timestamps.json", apiHandler(
+		func(httprouter.Params, []byte) (interface{}, error) {
+			if stat, err := os.Stat(TimestampCheck); err != nil {
+				return nil, err
+			} else {
+				now := time.Now().UTC()
+				return map[string]interface{}{
+					"frontend": stat.ModTime().UTC(),
+					"backend": now,
+					"diffFB": now.Sub(stat.ModTime()),
+				}, nil
+			}
+		}))
+	router.GET("/api/health.json", apiHandler(GetHealth))
+}
+
+func getHealth(pathname string) (ret []string) {
+	if ds, err := ioutil.ReadDir(pathname); err != nil {
+		ret = append(ret, fmt.Sprintf("%s: unable to ReadDir: %s", strings.TrimPrefix(pathname, TimestampCheck), err))
+		return
+	} else {
+		for _, d := range ds {
+			p := path.Join(pathname, d.Name())
+			if d.IsDir() && d.Name() != ".tmp" && d.Mode()&os.ModeSymlink == 0 {
+				ret = append(ret, getHealth(p)...)
+			} else if !d.IsDir() && d.Mode()&os.ModeSymlink == 0 {
+				ret = append(ret, fmt.Sprintf("%s/%s: existing untreated file.", strings.TrimPrefix(pathname, TimestampCheck), d.Name()))
+			}
+		}
+		return
+	}
+}
+
+func GetHealth(httprouter.Params, []byte) (interface{}, error) {
+	if _, err := os.Stat(TimestampCheck); err != nil {
+		return nil, err
+	} else {
+		return getHealth(TimestampCheck), nil
+	}
+}
diff --git a/admin/api/timestamp.go b/admin/api/timestamp.go
deleted file mode 100644
index 9da1f77c..00000000
--- a/admin/api/timestamp.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package api
-
-import (
-	"os"
-	"time"
-
-	"github.com/julienschmidt/httprouter"
-)
-
-var TimestampCheck = "submissions"
-
-func init() {
-	router.GET("/api/timestamps.json", apiHandler(
-		func(httprouter.Params, []byte) (interface{}, error) {
-			if stat, err := os.Stat(TimestampCheck); err != nil {
-				return nil, err
-			} else {
-				now := time.Now().UTC()
-				return map[string]interface{}{
-					"frontend": stat.ModTime().UTC(),
-					"backend": now,
-					"diffFB": now.Sub(stat.ModTime()),
-				}, nil
-			}
-		}))
-}