From 427d9b3cca09375e9e3ca5c8d864ca01368b6498 Mon Sep 17 00:00:00 2001
From: Satyam Singh <trueleo@protonmail.com>
Date: Thu, 22 Dec 2022 20:26:22 +0530
Subject: [PATCH] Add path validation

---
 server/src/option.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/server/src/option.rs b/server/src/option.rs
index c9835e87b..e62bcc550 100644
--- a/server/src/option.rs
+++ b/server/src/option.rs
@@ -199,7 +199,8 @@ pub struct Server {
         long,
         env = "P_STAGING_DIR",
         default_value = "./data",
-        value_name = "path"
+        value_name = "path",
+        value_parser = validation::absolute_path
     )]
     pub local_staging_path: PathBuf,
 
@@ -260,4 +261,11 @@ pub(self) mod validation {
 
         Ok(path)
     }
+
+    pub fn absolute_path(s: &str) -> Result<PathBuf, String> {
+        std::fs::canonicalize(s).map_err(|_| {
+            "Could not construct absolute path from given path value for staging directory"
+                .to_string()
+        })
+    }
 }