Exemple #1
0
// Discover will find all the available plugin binaries. Each time this
// is called it will override any previously discovered plugins.
func (m *PluginManager) Discover() error {
	result := make([]*Plugin, 0, 20)

	if !testingMode {
		// First we add all the builtin plugins which we get by executing ourself
		for k, _ := range m.PluginMap {
			result = append(result, &Plugin{
				Args:    []string{"plugin-builtin", k},
				Builtin: true,
			})
		}
	}

	for _, dir := range m.PluginDirs {
		log.Printf("[DEBUG] Looking for plugins in: %s", dir)
		paths, err := plugin.Discover(PluginGlob, dir)
		if err != nil {
			return fmt.Errorf(
				"Error discovering plugins in %s: %s", dir, err)
		}

		for _, path := range paths {
			result = append(result, &Plugin{
				Path: path,
			})
		}
	}

	// Reverse the list of plugins. We do this because we want custom
	// plugins to take priority over built-in plugins, and the PluginDirs
	// ordering also defines this priority.
	for left, right := 0, len(result)-1; left < right; left, right = left+1, right-1 {
		result[left], result[right] = result[right], result[left]
	}

	// Log it
	for _, r := range result {
		log.Printf("[DEBUG] Detected plugin: %s", r)
	}

	// Save our result
	m.plugins = result

	return nil
}
// Discover will find all the available plugin binaries. Each time this
// is called it will override any previously discovered plugins.
func (m *PluginManager) Discover() error {
	result := make([]*Plugin, 0, 20)

	if !testingMode {
		// First we add all the builtin plugins which we get by executing ourself
		for k, _ := range m.PluginMap {
			result = append(result, &Plugin{
				Args:    []string{"plugin-builtin", k},
				Builtin: true,
			})
		}
	}

	for _, dir := range m.PluginDirs {
		log.Printf("[DEBUG] Looking for plugins in: %s", dir)
		paths, err := plugin.Discover(PluginGlob, dir)
		if err != nil {
			return fmt.Errorf(
				"Error discovering plugins in %s: %s", dir, err)
		}

		for _, path := range paths {
			result = append(result, &Plugin{
				Path: path,
			})
		}
	}

	// Log it
	for _, r := range result {
		log.Printf("[DEBUG] Detected plugin: %s", r)
	}

	// Save our result
	m.plugins = result

	return nil
}