simplify setup process with WebUI

internal/config/agent_pool.go

@@ -2,6 +2,8 @@ package config
 
 import (
 	"github.com/yusing/go-proxy/agent/pkg/agent"
+	E "github.com/yusing/go-proxy/internal/error"
+	"github.com/yusing/go-proxy/internal/route/provider"
 	"github.com/yusing/go-proxy/internal/utils/functional"
 )
 
@@ -27,6 +29,22 @@ func (cfg *Config) GetAgent(agentAddrOrDockerHost string) (*agent.AgentConfig, b
 	return GetAgent(agent.GetAgentAddrFromDockerHost(agentAddrOrDockerHost))
 }
 
+func (cfg *Config) AddAgent(host string, ca agent.PEMPair, client agent.PEMPair) (int, E.Error) {
+	var agentCfg agent.AgentConfig
+	agentCfg.Addr = host
+	err := agentCfg.StartWithCerts(cfg.Task(), ca.Cert, client.Cert, client.Key)
+	if err != nil {
+		return 0, err
+	}
+
+	provider := provider.NewAgentProvider(&agentCfg)
+	if err := cfg.errIfExists(provider); err != nil {
+		return 0, err
+	}
+	cfg.storeProvider(provider)
+	return provider.NumRoutes(), nil
+}
+
 func (cfg *Config) ListAgents() []*agent.AgentConfig {
 	agents := make([]*agent.AgentConfig, 0, agentPool.Size())
 	agentPool.RangeAll(func(key string, value *agent.AgentConfig) {