Merge pull request #4070 from ipfs/feat/plugin/louder

plugin: make the info about non-executable file in plugins dir and Error log

plugin/loader/.gitignore

-preload.go

plugin/loader/Rules.mk

 include mk/header.mk
 
 $(d)/preload.go: d:=$(d)
-$(d)/preload.go: $(d)/preload_list
+$(d)/preload.go: $(d)/preload_list $(d)/preload.sh
 	$(d)/preload.sh > $@
 	go fmt $@ >/dev/null
 

plugin/loader/load_linux.go

@@ -32,7 +32,7 @@ func linuxLoadFunc(pluginDir string) ([]iplugin.Plugin, error) {
 			// file is not executable let's not load it
 			// this is to prevent loading plugins from for example non-executable
 			// mounts, some /tmp mounts are marked as such for security
-			log.Warningf("non-executable file in plugins directory: %s", fi)
+			log.Errorf("non-executable file in plugins directory: %s", fi)
 			return nil
 		}
 
@@ -56,7 +56,6 @@ func loadPlugin(fi string) ([]iplugin.Plugin, error) {
 	if err != nil {
 		return nil, err
 	}
-	log.Errorf("plugins: %T", pls)
 
 	typePls, ok := pls.(*[]iplugin.Plugin)
 	if !ok {

plugin/loader/preload.go

+package loader
+
+import (
+	"github.com/ipfs/go-ipfs/plugin"
+)
+
+var preloadPlugins = []plugin.Plugin{}

plugin/loader/preload.sh

@@ -20,6 +20,11 @@ done | sort -u
 cat <<EOL
 )
 
+
+// DO NOT EDIT THIS FILE
+// This file is being generated as part of plugin build process
+// To change it, modify the plugin/loader/preload.sh
+
 var preloadPlugins = []plugin.Plugin{
 EOL