From fea388b03d67a26a6bb13e9b9363b15e72b7f2c5 Mon Sep 17 00:00:00 2001
From: Ben Johnson <benbjohnson@yahoo.com>
Date: Thu, 27 Mar 2014 22:36:05 -0600
Subject: Refactor bolt commands into individual files.

---
 cmd/bolt/pages.go | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 cmd/bolt/pages.go

(limited to 'cmd/bolt/pages.go')

diff --git a/cmd/bolt/pages.go b/cmd/bolt/pages.go
new file mode 100644
index 0000000..2b55c69
--- /dev/null
+++ b/cmd/bolt/pages.go
@@ -0,0 +1,46 @@
+package main
+
+import (
+	"os"
+	"strconv"
+
+	"github.com/boltdb/bolt"
+)
+
+// Pages prints a list of all pages in a database.
+func Pages(path string) {
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		fatal(err)
+		return
+	}
+
+	db, err := bolt.Open(path, 0600)
+	if err != nil {
+		fatal(err)
+		return
+	}
+	defer db.Close()
+
+	println("ID       TYPE       ITEMS  OVRFLW")
+	println("======== ========== ====== ======")
+
+	db.Update(func(tx *bolt.Tx) error {
+		var id int
+		for {
+			p, err := tx.Page(id)
+			if err != nil {
+				fatalf("page error: %d: %s", id, err)
+			} else if p == nil {
+				break
+			}
+
+			var overflow string
+			if p.OverflowCount > 0 {
+				overflow = strconv.Itoa(p.OverflowCount)
+			}
+			printf("%-8d %-10s %-6d %-6s\n", p.ID, p.Type, p.Count, overflow)
+			id += 1 + p.OverflowCount
+		}
+		return nil
+	})
+}
-- 
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