Add github_updater to daemon

Author: onur

src/utils/daemon.rs

@@ -13,7 +13,7 @@ use libc::fork;
 use time;
 use DocBuilderOptions;
 use DocBuilder;
-use utils::{update_sources, update_release_activity};
+use utils::{update_sources, update_release_activity, github_updater};
 use db::{connect_db, update_search_index};
 
 
@@ -122,6 +122,17 @@ pub fn start_daemon() {
         }
     });
 
+
+    // update github stats every 6 hours
+    thread::spawn(move || {
+        loop {
+            thread::sleep(Duration::from_secs(60 * 60 * 6));
+            if let Err(e) = github_updater() {
+                error!("Failed to update github fields: {}", e);
+            }
+        }
+    });
+
     // TODO: update ssl certificate every 3 months
 
     // at least start web server

src/utils/github_updater.rs

@@ -54,7 +54,7 @@ pub fn github_updater() -> Result<(), DocBuilderError> {
                                                  &crate_id])
                                       .map_err(DocBuilderError::DatabaseError)
                               }) {
-            error!("Failed to update github fields of: {} {}", crate_name, err);
+            debug!("Failed to update github fields of: {} {}", crate_name, err);
         }
 
         // sleep for rate limits