chore: add logparser logic for agent and add parsed log to clickhouse

agent/internal/config/config.go

@@ -1,17 +1,25 @@
 package config
 
 import (
+	"fmt"
 	"os"
 
 	"gopkg.in/yaml.v3"
 )
 
+type ServiceConfig struct {
+	Name string  `yaml:"name"`
+	Type string  `yaml:"type"`
+	Path *string `yaml:"path"`
+}
+
 type AgentConfig struct {
-	BackendURL        string `yaml:"backend_url"`
-	GRPCURL           string `yaml:"grpc_url"`
-	RegistrationToken string `yaml:"registration_token"`
-	Label             string `yaml:"label"`
-	CertDir           string `yaml:"cert_dir"`
+	BackendURL        string          `yaml:"backend_url"`
+	GRPCURL           string          `yaml:"grpc_url"`
+	RegistrationToken string          `yaml:"registration_token"`
+	Label             string          `yaml:"label"`
+	CertDir           string          `yaml:"cert_dir"`
+	Services          []ServiceConfig `yaml:"services"`
 }
 
 func Load(path string) (*AgentConfig, error) {
@@ -31,3 +39,19 @@ func Load(path string) (*AgentConfig, error) {
 
 	return &cfg, nil
 }
+
+func LoadFromString(data string) (*AgentConfig, error) {
+	var cfg AgentConfig
+	if err := yaml.Unmarshal([]byte(data), &cfg); err != nil {
+		return nil, err
+	}
+
+	return &cfg, nil
+}
+
+func validateConfigPath(path string) error {
+	if _, err := os.Stat(path); err != nil {
+		return fmt.Errorf("config file not found: %w", err)
+	}
+	return nil
+}