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SecurityHandler.go
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SecurityHandler.go
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// Cloud Driver Interface of CB-Spider.
// The CB-Spider is a sub-Framework of the Cloud-Barista Multi-Cloud Project.
// The CB-Spider Mission is to connect all the clouds with a single interface.
//
// * Cloud-Barista: https://github.com/cloud-barista
//
// This is Resouces interfaces of Cloud Driver.
//
// by zephy@mz.co.kr, 2019.09.
package resources
import (
"errors"
"strings"
"github.com/aliyun/alibaba-cloud-sdk-go/services/ecs"
call "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/call-log"
idrv "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces"
irs "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces/resources"
"github.com/davecgh/go-spew/spew"
)
type AlibabaSecurityHandler struct {
Region idrv.RegionInfo
Client *ecs.Client
}
func (securityHandler *AlibabaSecurityHandler) CreateSecurity(securityReqInfo irs.SecurityReqInfo) (irs.SecurityInfo, error) {
cblogger.Infof("securityReqInfo : ", securityReqInfo)
//spew.Dump(securityReqInfo)
//=======================================
// 보안 그룹 생성
//=======================================
request := ecs.CreateCreateSecurityGroupRequest()
request.Scheme = "https"
request.Description = securityReqInfo.IId.NameId
request.SecurityGroupName = securityReqInfo.IId.NameId
request.VpcId = securityReqInfo.VpcIID.SystemId
cblogger.Debugf("보안 그룹 생성 요청 정보", request)
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: securityHandler.Region.Zone,
ResourceType: call.SECURITYGROUP,
ResourceName: securityReqInfo.IId.NameId,
CloudOSAPI: "CreateSecurityGroup()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
// Create the security group with the VPC, name and description.
createRes, err := securityHandler.Client.CreateSecurityGroup(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Errorf("Unable to create security group %q, %v", securityReqInfo.IId.NameId, err)
return irs.SecurityInfo{}, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Infof("[%s] 보안 그룹 생성완료: SecurityGroupId:[%s]", securityReqInfo.IId.NameId, createRes.SecurityGroupId)
//spew.Dump(createRes)
//=======================================
// 보안 정책 추가
//=======================================
cblogger.Infof("보안 그룹[%s]에 인바운드/아웃바운드 보안 정책 처리", createRes.SecurityGroupId)
createRuleRes, errRule := securityHandler.AuthorizeSecurityRules(createRes.SecurityGroupId, securityReqInfo.VpcIID.SystemId, securityReqInfo.SecurityRules)
if errRule != nil {
cblogger.Errorf("Unable to create security group rule %q, %v", securityReqInfo.IId.NameId, err)
return irs.SecurityInfo{}, errRule
} else {
cblogger.Info("Successfully set security group AuthorizeSecurityRules")
}
cblogger.Debug("AuthorizeSecurityRules Result")
// spew.Dump(createRuleRes)
cblogger.Debug(createRuleRes)
securityInfo, _ := securityHandler.GetSecurity(irs.IID{SystemId: createRes.SecurityGroupId})
//securityInfo.IId.NameId = securityReqInfo.IId.NameId
return securityInfo, nil
}
func (securityHandler *AlibabaSecurityHandler) AuthorizeSecurityRules(securityGroupId string, vpcId string, securityRuleInfos *[]irs.SecurityRuleInfo) (*[]irs.SecurityRuleInfo, error) {
cblogger.Infof("securityGroupId : [%s] / vpcId : [%s] / securityRuleInfos : [%v]", securityGroupId, vpcId, securityRuleInfos)
//cblogger.Info("AuthorizeSecurityRules ", securityRuleInfos)
spew.Dump(securityRuleInfos)
/*
if strings.EqualFold(curRule.Direction, "inbound") {
} else if strings.EqualFold(curRule.Direction, "outbound") {
}
*/
for _, curRule := range *securityRuleInfos {
//if curRule.Direction == "inbound" {
if strings.EqualFold(curRule.Direction, "inbound") {
request := ecs.CreateAuthorizeSecurityGroupRequest()
request.Scheme = "https"
request.IpProtocol = curRule.IPProtocol
request.PortRange = curRule.FromPort + "/" + curRule.ToPort
request.SecurityGroupId = securityGroupId
//request.SourceCidrIp = "0.0.0.0/0"
request.SourceCidrIp = curRule.CIDR
cblogger.Infof("[%s] [%s] inbound rule Request", request.IpProtocol, request.PortRange)
spew.Dump(request)
response, err := securityHandler.Client.AuthorizeSecurityGroup(request)
if err != nil {
cblogger.Errorf("Unable to create security group[%s] inbound rule - [%s] [%s] AuthorizeSecurityGroup Request", securityGroupId, request.IpProtocol, request.PortRange)
cblogger.Error(err)
return nil, err
}
cblogger.Infof("[%s] [%s] AuthorizeSecurityGroup Request success - RequestId:[%s]", request.IpProtocol, request.PortRange, response)
//} else if curRule.Direction == "outbound" {
} else if strings.EqualFold(curRule.Direction, "outbound") {
request := ecs.CreateAuthorizeSecurityGroupEgressRequest()
request.Scheme = "https"
request.IpProtocol = curRule.IPProtocol
request.PortRange = curRule.FromPort + "/" + curRule.ToPort
request.SecurityGroupId = securityGroupId
//request.DestCidrIp = "0.0.0.0/0"
request.DestCidrIp = curRule.CIDR
cblogger.Infof("[%s] [%s] outbound rule Request", request.IpProtocol, request.PortRange)
spew.Dump(request)
response, err := securityHandler.Client.AuthorizeSecurityGroupEgress(request)
if err != nil {
cblogger.Errorf("Unable to create security group[%s] outbound rule - [%s] [%s] AuthorizeSecurityGroup Request", securityGroupId, request.IpProtocol, request.PortRange)
cblogger.Error(err)
return nil, err
}
cblogger.Infof("[%s] [%s] AuthorizeSecurityGroup Request success - RequestId:[%s]", request.IpProtocol, request.PortRange, response)
}
}
return nil, nil
}
func (securityHandler *AlibabaSecurityHandler) ListSecurity() ([]*irs.SecurityInfo, error) {
// return nil, nil
// get SecurityGroup & SecurityGroupAttribute for Alibaba
request := ecs.CreateDescribeSecurityGroupsRequest()
request.Scheme = "https"
spew.Dump(request)
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: securityHandler.Region.Zone,
ResourceType: call.SECURITYGROUP,
ResourceName: "ListSecurity()",
CloudOSAPI: "DescribeSecurityGroups()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
result, err := securityHandler.Client.DescribeSecurityGroups(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Error(err)
return nil, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Info(result)
//spew.Dump(result)
//ecs.DescribeSecurityGroupsResponse
var securityInfoList []*irs.SecurityInfo
for _, curSecurityGroup := range result.SecurityGroups.SecurityGroup {
curSecurityInfo, errSecurityInfo := securityHandler.ExtractSecurityInfo(&curSecurityGroup)
if errSecurityInfo != nil {
cblogger.Error(errSecurityInfo)
return nil, errSecurityInfo
}
securityInfoList = append(securityInfoList, &curSecurityInfo)
}
return securityInfoList, nil
}
func (securityHandler *AlibabaSecurityHandler) GetSecurity(securityIID irs.IID) (irs.SecurityInfo, error) {
cblogger.Infof("SecurityGroupId : [%s]", securityIID.SystemId)
request := ecs.CreateDescribeSecurityGroupsRequest()
request.Scheme = "https"
request.SecurityGroupId = securityIID.SystemId
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: securityHandler.Region.Zone,
ResourceType: call.SECURITYGROUP,
ResourceName: securityIID.SystemId,
CloudOSAPI: "DescribeSecurityGroups()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
result, err := securityHandler.Client.DescribeSecurityGroups(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Error(err)
return irs.SecurityInfo{}, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Debug(result)
//spew.Dump(result)
//ecs.DescribeSecurityGroupsResponse
//ecs.DescribeSecurityGroupsResponse.SecurityGroups
//ecs.SecurityGroups
//spew.Dump(result)
//ecs.DescribeSecurityGroupsResponse
if result.TotalCount < 1 {
return irs.SecurityInfo{}, errors.New("Notfound: '" + securityIID.SystemId + "' SecurityGroup Not found")
}
securityInfo, errSecurityInfo := securityHandler.ExtractSecurityInfo(&result.SecurityGroups.SecurityGroup[0])
if errSecurityInfo != nil {
cblogger.Error(errSecurityInfo)
return irs.SecurityInfo{}, errSecurityInfo
}
return securityInfo, nil
}
func (securityHandler *AlibabaSecurityHandler) ExtractSecurityInfo(securityGroupResult *ecs.SecurityGroup) (irs.SecurityInfo, error) {
//securityRules := ExtractIpPermissions(securityGroupResult.SecurityGroups.SecurityGroup)
var securityRuleInfos []irs.SecurityRuleInfo
securityRuleInfos, errRuleInfos := securityHandler.ExtractSecurityRuleInfo(securityGroupResult.SecurityGroupId)
if errRuleInfos != nil {
cblogger.Error(errRuleInfos)
return irs.SecurityInfo{}, errRuleInfos
}
securityInfo := irs.SecurityInfo{
IId: irs.IID{NameId: securityGroupResult.SecurityGroupName, SystemId: securityGroupResult.SecurityGroupId},
//SecurityRules: &[]irs.SecurityRuleInfo{},
//SecurityRules: &securityRules,
VpcIID: irs.IID{SystemId: securityGroupResult.VpcId},
SecurityRules: &securityRuleInfos,
KeyValueList: []irs.KeyValue{
{Key: "SecurityGroupName", Value: securityGroupResult.SecurityGroupName},
{Key: "CreationTime", Value: securityGroupResult.CreationTime},
},
}
return securityInfo, nil
}
// 보안 그룹의 InBound / OutBound 정보를 조회함.
func (securityHandler *AlibabaSecurityHandler) ExtractSecurityRuleInfo(securityGroupId string) ([]irs.SecurityRuleInfo, error) {
var securityRuleInfos []irs.SecurityRuleInfo
request := ecs.CreateDescribeSecurityGroupAttributeRequest()
request.Scheme = "https"
request.SecurityGroupId = securityGroupId
response, err := securityHandler.Client.DescribeSecurityGroupAttribute(request)
if err != nil {
cblogger.Error(err)
return nil, err
}
cblogger.Info(response)
/*
FromPort string
ToPort string
*/
var curSecurityRuleInfo irs.SecurityRuleInfo
for _, curPermission := range response.Permissions.Permission {
curSecurityRuleInfo.Direction = curPermission.Direction
if strings.EqualFold(curPermission.Direction, "ingress") {
// curSecurityRuleInfo.Direction = "inbound"
curSecurityRuleInfo.CIDR = curPermission.SourceCidrIp
} else if strings.EqualFold(curPermission.Direction, "egress") {
// curSecurityRuleInfo.Direction = "outbound"
curSecurityRuleInfo.CIDR = curPermission.DestCidrIp
}
curSecurityRuleInfo.IPProtocol = curPermission.IpProtocol
portRange := strings.Split(curPermission.PortRange, "/")
curSecurityRuleInfo.FromPort = portRange[0]
if len(portRange) > 1 {
curSecurityRuleInfo.ToPort = portRange[1]
}
securityRuleInfos = append(securityRuleInfos, curSecurityRuleInfo)
}
return securityRuleInfos, nil
}
func (securityHandler *AlibabaSecurityHandler) DeleteSecurity(securityIID irs.IID) (bool, error) {
cblogger.Infof("securityID : [%s]", securityIID.SystemId)
request := ecs.CreateDeleteSecurityGroupRequest()
request.Scheme = "https"
request.SecurityGroupId = securityIID.SystemId
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: securityHandler.Region.Zone,
ResourceType: call.SECURITYGROUP,
ResourceName: securityIID.SystemId,
CloudOSAPI: "DeleteSecurityGroup()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
response, err := securityHandler.Client.DeleteSecurityGroup(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Errorf("Unable to get descriptions for security groups, %v.", err)
return false, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Info(response)
cblogger.Infof("Successfully delete security group %q.", securityIID.SystemId)
return true, nil
}