增加字符编码/HTTP Header管理

internal/db/models/http_header_policy_dao.go

@@ -0,0 +1,265 @@
+package models
+
+import (
+	"encoding/json"
+	"errors"
+	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
+	_ "github.com/go-sql-driver/mysql"
+	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/dbs"
+	"github.com/iwind/TeaGo/types"
+)
+
+const (
+	HTTPHeaderPolicyStateEnabled  = 1 // 已启用
+	HTTPHeaderPolicyStateDisabled = 0 // 已禁用
+)
+
+type HTTPHeaderPolicyDAO dbs.DAO
+
+func NewHTTPHeaderPolicyDAO() *HTTPHeaderPolicyDAO {
+	return dbs.NewDAO(&HTTPHeaderPolicyDAO{
+		DAOObject: dbs.DAOObject{
+			DB:     Tea.Env,
+			Table:  "edgeHTTPHeaderPolicies",
+			Model:  new(HTTPHeaderPolicy),
+			PkName: "id",
+		},
+	}).(*HTTPHeaderPolicyDAO)
+}
+
+var SharedHTTPHeaderPolicyDAO = NewHTTPHeaderPolicyDAO()
+
+// 启用条目
+func (this *HTTPHeaderPolicyDAO) EnableHTTPHeaderPolicy(id int64) error {
+	_, err := this.Query().
+		Pk(id).
+		Set("state", HTTPHeaderPolicyStateEnabled).
+		Update()
+	return err
+}
+
+// 禁用条目
+func (this *HTTPHeaderPolicyDAO) DisableHTTPHeaderPolicy(id int64) error {
+	_, err := this.Query().
+		Pk(id).
+		Set("state", HTTPHeaderPolicyStateDisabled).
+		Update()
+	return err
+}
+
+// 查找启用中的条目
+func (this *HTTPHeaderPolicyDAO) FindEnabledHTTPHeaderPolicy(id int64) (*HTTPHeaderPolicy, error) {
+	result, err := this.Query().
+		Pk(id).
+		Attr("state", HTTPHeaderPolicyStateEnabled).
+		Find()
+	if result == nil {
+		return nil, err
+	}
+	return result.(*HTTPHeaderPolicy), err
+}
+
+// 创建策略
+func (this *HTTPHeaderPolicyDAO) CreateHeaderPolicy() (int64, error) {
+	op := NewHTTPHeaderPolicyOperator()
+	op.IsOn = true
+	op.State = HTTPHeaderPolicyStateEnabled
+	_, err := this.Save(op)
+	if err != nil {
+		return 0, err
+	}
+	return types.Int64(op.Id), nil
+}
+
+// 修改AddHeaders
+func (this *HTTPHeaderPolicyDAO) UpdateAddingHeaders(policyId int64, headersJSON []byte) error {
+	if policyId <= 0 {
+		return errors.New("invalid policyId")
+	}
+
+	op := NewHTTPHeaderPolicyOperator()
+	op.Id = policyId
+	op.AddHeaders = headersJSON
+	_, err := this.Save(op)
+
+	// TODO 更新相关配置
+
+	return err
+}
+
+// 修改SetHeaders
+func (this *HTTPHeaderPolicyDAO) UpdateSettingHeaders(policyId int64, headersJSON []byte) error {
+	if policyId <= 0 {
+		return errors.New("invalid policyId")
+	}
+
+	op := NewHTTPHeaderPolicyOperator()
+	op.Id = policyId
+	op.SetHeaders = headersJSON
+	_, err := this.Save(op)
+
+	// TODO 更新相关配置
+
+	return err
+}
+
+// 修改ReplaceHeaders
+func (this *HTTPHeaderPolicyDAO) UpdateReplacingHeaders(policyId int64, headersJSON []byte) error {
+	if policyId <= 0 {
+		return errors.New("invalid policyId")
+	}
+
+	op := NewHTTPHeaderPolicyOperator()
+	op.Id = policyId
+	op.ReplaceHeaders = headersJSON
+	_, err := this.Save(op)
+
+	// TODO 更新相关配置
+
+	return err
+}
+
+// 修改AddTrailers
+func (this *HTTPHeaderPolicyDAO) UpdateAddingTrailers(policyId int64, headersJSON []byte) error {
+	if policyId <= 0 {
+		return errors.New("invalid policyId")
+	}
+
+	op := NewHTTPHeaderPolicyOperator()
+	op.Id = policyId
+	op.AddTrailers = headersJSON
+	_, err := this.Save(op)
+
+	// TODO 更新相关配置
+
+	return err
+}
+
+// 修改DeleteHeaders
+func (this *HTTPHeaderPolicyDAO) UpdateDeletingHeaders(policyId int64, headerNames []string) error {
+	if policyId <= 0 {
+		return errors.New("invalid policyId")
+	}
+
+	namesJSON, err := json.Marshal(headerNames)
+	if err != nil {
+		return err
+	}
+
+	op := NewHTTPHeaderPolicyOperator()
+	op.Id = policyId
+	op.DeleteHeaders = string(namesJSON)
+	_, err = this.Save(op)
+
+	// TODO 更新相关配置
+
+	return err
+}
+
+// 组合配置
+func (this *HTTPHeaderPolicyDAO) ComposeHeaderPolicyConfig(headerPolicyId int64) (*shared.HTTPHeaderPolicy, error) {
+	policy, err := this.FindEnabledHTTPHeaderPolicy(headerPolicyId)
+	if err != nil {
+		return nil, err
+	}
+	if policy == nil {
+		return nil, nil
+	}
+
+	config := &shared.HTTPHeaderPolicy{}
+	config.Id = int64(policy.Id)
+	config.IsOn = policy.IsOn == 1
+
+	// AddHeaders
+	if len(policy.AddHeaders) > 0 {
+		headers := []*shared.HTTPHeaderConfig{}
+		err = json.Unmarshal([]byte(policy.AddHeaders), &headers)
+		if err != nil {
+			return nil, err
+		}
+		if len(headers) > 0 {
+			for k, header := range headers {
+				headerConfig, err := SharedHTTPHeaderDAO.ComposeHeaderConfig(header.Id)
+				if err != nil {
+					return nil, err
+				}
+				headers[k] = headerConfig
+			}
+
+			config.AddHeaders = headers
+		}
+	}
+
+	// AddTrailers
+	if len(policy.AddTrailers) > 0 {
+		headers := []*shared.HTTPHeaderConfig{}
+		err = json.Unmarshal([]byte(policy.AddTrailers), &headers)
+		if err != nil {
+			return nil, err
+		}
+		if len(headers) > 0 {
+			for k, header := range headers {
+				headerConfig, err := SharedHTTPHeaderDAO.ComposeHeaderConfig(header.Id)
+				if err != nil {
+					return nil, err
+				}
+				headers[k] = headerConfig
+			}
+			config.AddTrailers = headers
+		}
+	}
+
+	// SetHeaders
+	if len(policy.SetHeaders) > 0 {
+		headers := []*shared.HTTPHeaderConfig{}
+		err = json.Unmarshal([]byte(policy.SetHeaders), &headers)
+		if err != nil {
+			return nil, err
+		}
+		if len(headers) > 0 {
+			for k, header := range headers {
+				headerConfig, err := SharedHTTPHeaderDAO.ComposeHeaderConfig(header.Id)
+				if err != nil {
+					return nil, err
+				}
+				headers[k] = headerConfig
+			}
+			config.SetHeaders = headers
+		}
+	}
+
+	// ReplaceHeaders
+	if len(policy.ReplaceHeaders) > 0 {
+		headers := []*shared.HTTPHeaderConfig{}
+		err = json.Unmarshal([]byte(policy.ReplaceHeaders), &headers)
+		if err != nil {
+			return nil, err
+		}
+		if len(headers) > 0 {
+			for k, header := range headers {
+				headerConfig, err := SharedHTTPHeaderDAO.ComposeHeaderConfig(header.Id)
+				if err != nil {
+					return nil, err
+				}
+				headers[k] = headerConfig
+			}
+			config.ReplaceHeaders = headers
+		}
+	}
+
+	// Delete Headers
+	if len(policy.DeleteHeaders) > 0 {
+		headers := []string{}
+		err = json.Unmarshal([]byte(policy.DeleteHeaders), &headers)
+		if err != nil {
+			return nil, err
+		}
+		config.DeletedHeaders = headers
+	}
+
+	// Expires
+	// TODO
+
+	return config, nil
+}