mirror of
https://github.com/TeaOSLab/EdgeAPI.git
synced 2025-11-03 15:00:27 +08:00
306 lines
8.5 KiB
Go
306 lines
8.5 KiB
Go
package services
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import (
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"context"
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"errors"
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"fmt"
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"github.com/TeaOSLab/EdgeAPI/internal/db/models"
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"github.com/TeaOSLab/EdgeAPI/internal/utils/numberutils"
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"github.com/TeaOSLab/EdgeCommon/pkg/configutils"
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"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
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"golang.org/x/crypto/ssh"
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"net"
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"time"
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)
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type NodeGrantService struct {
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BaseService
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}
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// CreateNodeGrant 创建认证
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func (this *NodeGrantService) CreateNodeGrant(ctx context.Context, req *pb.CreateNodeGrantRequest) (*pb.CreateNodeGrantResponse, error) {
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adminId, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var tx = this.NullTx()
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grantId, err := models.SharedNodeGrantDAO.CreateGrant(tx, adminId, req.Name, req.Method, req.Username, req.Password, req.PrivateKey, req.Passphrase, req.Description, req.NodeId, req.Su)
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if err != nil {
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return nil, err
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}
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return &pb.CreateNodeGrantResponse{
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NodeGrantId: grantId,
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}, err
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}
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// UpdateNodeGrant 修改认证
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func (this *NodeGrantService) UpdateNodeGrant(ctx context.Context, req *pb.UpdateNodeGrantRequest) (*pb.RPCSuccess, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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if req.NodeGrantId <= 0 {
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return nil, errors.New("wrong grantId")
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}
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var tx = this.NullTx()
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err = models.SharedNodeGrantDAO.UpdateGrant(tx, req.NodeGrantId, req.Name, req.Method, req.Username, req.Password, req.PrivateKey, req.Passphrase, req.Description, req.NodeId, req.Su)
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return this.Success()
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}
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// DisableNodeGrant 禁用认证
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func (this *NodeGrantService) DisableNodeGrant(ctx context.Context, req *pb.DisableNodeGrantRequest) (*pb.DisableNodeGrantResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var tx = this.NullTx()
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err = models.SharedNodeGrantDAO.DisableNodeGrant(tx, req.NodeGrantId)
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return &pb.DisableNodeGrantResponse{}, err
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}
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// CountAllEnabledNodeGrants 计算认证的数量
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func (this *NodeGrantService) CountAllEnabledNodeGrants(ctx context.Context, req *pb.CountAllEnabledNodeGrantsRequest) (*pb.RPCCountResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var tx = this.NullTx()
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count, err := models.SharedNodeGrantDAO.CountAllEnabledGrants(tx, req.Keyword)
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if err != nil {
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return nil, err
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}
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return this.SuccessCount(count)
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}
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// ListEnabledNodeGrants 列出单页认证
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func (this *NodeGrantService) ListEnabledNodeGrants(ctx context.Context, req *pb.ListEnabledNodeGrantsRequest) (*pb.ListEnabledNodeGrantsResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var tx = this.NullTx()
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grants, err := models.SharedNodeGrantDAO.ListEnabledGrants(tx, req.Keyword, req.Offset, req.Size)
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if err != nil {
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return nil, err
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}
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result := []*pb.NodeGrant{}
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for _, grant := range grants {
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result = append(result, &pb.NodeGrant{
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Id: int64(grant.Id),
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Name: grant.Name,
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Method: grant.Method,
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Username: grant.Username,
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Password: grant.Password,
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Su: grant.Su == 1,
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PrivateKey: grant.PrivateKey,
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Description: grant.Description,
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NodeId: int64(grant.NodeId),
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})
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}
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return &pb.ListEnabledNodeGrantsResponse{NodeGrants: result}, nil
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}
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// FindAllEnabledNodeGrants 列出所有认证信息
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func (this *NodeGrantService) FindAllEnabledNodeGrants(ctx context.Context, req *pb.FindAllEnabledNodeGrantsRequest) (*pb.FindAllEnabledNodeGrantsResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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grants, err := models.SharedNodeGrantDAO.FindAllEnabledGrants(this.NullTx())
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if err != nil {
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return nil, err
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}
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result := []*pb.NodeGrant{}
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for _, grant := range grants {
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result = append(result, &pb.NodeGrant{
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Id: int64(grant.Id),
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Name: grant.Name,
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Method: grant.Method,
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Username: grant.Username,
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Password: grant.Password,
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Su: grant.Su == 1,
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PrivateKey: grant.PrivateKey,
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Description: grant.Description,
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NodeId: int64(grant.NodeId),
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})
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}
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return &pb.FindAllEnabledNodeGrantsResponse{NodeGrants: result}, nil
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}
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// FindEnabledNodeGrant 获取单个认证信息
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func (this *NodeGrantService) FindEnabledNodeGrant(ctx context.Context, req *pb.FindEnabledNodeGrantRequest) (*pb.FindEnabledNodeGrantResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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grant, err := models.SharedNodeGrantDAO.FindEnabledNodeGrant(this.NullTx(), req.NodeGrantId)
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if err != nil {
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return nil, err
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}
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if grant == nil {
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return &pb.FindEnabledNodeGrantResponse{}, nil
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}
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return &pb.FindEnabledNodeGrantResponse{NodeGrant: &pb.NodeGrant{
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Id: int64(grant.Id),
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Name: grant.Name,
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Method: grant.Method,
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Username: grant.Username,
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Password: grant.Password,
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Su: grant.Su == 1,
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PrivateKey: grant.PrivateKey,
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Passphrase: grant.Passphrase,
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Description: grant.Description,
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NodeId: int64(grant.NodeId),
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}}, nil
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}
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// TestNodeGrant 测试连接
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func (this *NodeGrantService) TestNodeGrant(ctx context.Context, req *pb.TestNodeGrantRequest) (*pb.TestNodeGrantResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var hostKeyCallback ssh.HostKeyCallback = nil
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resp := &pb.TestNodeGrantResponse{
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IsOk: false,
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Error: "",
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}
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var tx = this.NullTx()
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grant, err := models.SharedNodeGrantDAO.FindEnabledNodeGrant(tx, req.NodeGrantId)
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if err != nil {
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return nil, err
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}
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if grant == nil {
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resp.Error = "can not find grant with id '" + numberutils.FormatInt64(req.NodeGrantId) + "'"
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return resp, nil
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}
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// 检查参数
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if len(req.Host) == 0 {
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resp.Error = "'host' should not be empty"
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return resp, nil
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}
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if req.Port <= 0 {
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resp.Error = "'port' should be greater than 0"
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return resp, nil
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}
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if len(grant.Password) == 0 && len(grant.PrivateKey) == 0 {
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resp.Error = "require user 'password' or 'privateKey'"
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return resp, nil
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}
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// 不使用known_hosts
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if hostKeyCallback == nil {
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hostKeyCallback = func(hostname string, remote net.Addr, key ssh.PublicKey) error {
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return nil
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}
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}
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// 认证
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methods := []ssh.AuthMethod{}
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if grant.Method == "user" {
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{
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authMethod := ssh.Password(grant.Password)
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methods = append(methods, authMethod)
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}
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{
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authMethod := ssh.KeyboardInteractive(func(user, instruction string, questions []string, echos []bool) (answers []string, err error) {
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if len(questions) == 0 {
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return []string{}, nil
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}
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return []string{grant.Password}, nil
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})
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methods = append(methods, authMethod)
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}
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} else if grant.Method == "privateKey" {
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var signer ssh.Signer
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if len(grant.Passphrase) != 0 {
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signer, err = ssh.ParsePrivateKeyWithPassphrase([]byte(grant.PrivateKey), []byte(grant.Passphrase))
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} else {
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signer, err = ssh.ParsePrivateKey([]byte(grant.PrivateKey))
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}
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if err != nil {
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resp.Error = "parse private key: " + err.Error()
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return resp, nil
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}
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authMethod := ssh.PublicKeys(signer)
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methods = append(methods, authMethod)
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} else {
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return nil, errors.New("invalid method '" + grant.Method + "'")
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}
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// SSH客户端
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if len(grant.Username) == 0 {
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grant.Username = "root"
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}
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config := &ssh.ClientConfig{
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User: grant.Username,
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Auth: methods,
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HostKeyCallback: hostKeyCallback,
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Timeout: 5 * time.Second, // TODO 后期可以设置这个超时时间
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}
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sshClient, err := ssh.Dial("tcp", configutils.QuoteIP(req.Host)+":"+fmt.Sprintf("%d", req.Port), config)
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if err != nil {
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resp.Error = "connect failed: " + err.Error()
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return resp, nil
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}
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defer func() {
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_ = sshClient.Close()
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}()
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resp.IsOk = true
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return resp, nil
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}
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// FindSuggestNodeGrants 查找集群推荐的认证
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func (this *NodeGrantService) FindSuggestNodeGrants(ctx context.Context, req *pb.FindSuggestNodeGrantsRequest) (*pb.FindSuggestNodeGrantsResponse, error) {
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_, err := this.ValidateAdmin(ctx)
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if err != nil {
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return nil, err
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}
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var pbGrants = []*pb.NodeGrant{}
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var tx = this.NullTx()
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grantIds, err := models.SharedNodeLoginDAO.FindFrequentGrantIds(tx, req.NodeClusterId, req.NsClusterId)
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if err != nil {
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return nil, err
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}
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for _, grantId := range grantIds {
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grant, err := models.SharedNodeGrantDAO.FindEnabledNodeGrant(tx, grantId)
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if err != nil {
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return nil, err
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}
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if grant != nil {
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pbGrants = append(pbGrants, &pb.NodeGrant{
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Id: int64(grant.Id),
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Name: grant.Name,
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Method: grant.Method,
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Username: grant.Username,
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Su: grant.Su == 1,
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Description: grant.Description,
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})
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}
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}
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return &pb.FindSuggestNodeGrantsResponse{NodeGrants: pbGrants}, nil
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}
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