95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
package plugins
|
|
|
|
import (
|
|
"beckn-onix/plugins/plugin_definition"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"log"
|
|
"plugin"
|
|
"time"
|
|
|
|
"gopkg.in/yaml.v2"
|
|
)
|
|
|
|
type PluginConfig struct {
|
|
Plugins Plugins `yaml:"plugins"`
|
|
}
|
|
|
|
type Plugins struct {
|
|
ValidationPlugin ValidationPlugin `yaml:"validation_plugin"`
|
|
}
|
|
|
|
type ValidationPlugin struct {
|
|
ID string `yaml:"id"`
|
|
Config PluginDetails `yaml:"config"`
|
|
PluginPath string `yaml:"plugin_path"`
|
|
}
|
|
|
|
type PluginDetails struct {
|
|
Schema string `yaml:"schema_dir"`
|
|
}
|
|
|
|
// PluginManager manages the loading and execution of plugins.
|
|
type PluginManager struct {
|
|
validatorProvider plugin_definition.ValidatorProvider
|
|
}
|
|
|
|
// NewValidatorProvider initializes the PluginManager with the given configuration.
|
|
func NewValidatorProvider(pluginsConfig PluginConfig) (*PluginManager, map[string]plugin_definition.Validator, error) {
|
|
start := time.Now()
|
|
validationPlugin := pluginsConfig.Plugins.ValidationPlugin
|
|
if validationPlugin.ID == "" {
|
|
return nil, nil, fmt.Errorf("validation_plugin ID is empty")
|
|
}
|
|
|
|
pluginPath := validationPlugin.PluginPath + validationPlugin.ID + ".so"
|
|
|
|
// Check if the plugin path is empty
|
|
if pluginPath == "" {
|
|
return nil, nil, fmt.Errorf("plugin path is empty")
|
|
}
|
|
|
|
// Load the plugin
|
|
p, err := plugin.Open(pluginPath)
|
|
if err != nil {
|
|
return nil, nil, fmt.Errorf("failed to open plugin: %v", err)
|
|
}
|
|
|
|
vpSymbol, err := p.Lookup("GetProvider")
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
getProviderFunc, ok := vpSymbol.(func() plugin_definition.ValidatorProvider)
|
|
if !ok {
|
|
return nil, nil, fmt.Errorf("failed to cast to *plugin_definition.ValidatorProvider")
|
|
}
|
|
validatorProvider := getProviderFunc()
|
|
|
|
schemaDir := pluginsConfig.Plugins.ValidationPlugin.Config.Schema
|
|
validator, err := validatorProvider.Initialize(schemaDir)
|
|
if err != nil {
|
|
log.Fatalf("Failed to initialize validator provider: %v", err)
|
|
}
|
|
fmt.Println("validators are :", validator)
|
|
fmt.Printf("plugin boot-up executed in %s\n", time.Since(start))
|
|
return &PluginManager{validatorProvider: validatorProvider}, validator, nil
|
|
}
|
|
|
|
// loadPluginsConfig loads the plugins configuration from a YAML file.
|
|
func LoadPluginsConfig(filePath string) (PluginConfig, error) {
|
|
start := time.Now()
|
|
data, err := ioutil.ReadFile(filePath)
|
|
if err != nil {
|
|
return PluginConfig{}, err
|
|
}
|
|
|
|
var config PluginConfig
|
|
err = yaml.Unmarshal(data, &config)
|
|
if err != nil {
|
|
return PluginConfig{}, err
|
|
}
|
|
fmt.Printf("loadconfig executed in %s\n", time.Since(start))
|
|
|
|
return config, nil
|
|
}
|