127 lines
3.4 KiB
Go
127 lines
3.4 KiB
Go
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package agent
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import (
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"fmt"
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"github.com/hashicorp/consul/consul"
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"github.com/hashicorp/consul/consul/structs"
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"net/http"
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"strings"
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)
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// SessionCreate is used to create a new session
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func (s *HTTPServer) SessionCreate(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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// Default the session to our node + serf check
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args := structs.SessionRequest{
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Op: structs.SessionCreate,
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Session: structs.Session{
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Node: s.agent.config.NodeName,
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Checks: []string{consul.SerfCheckID},
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},
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}
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s.parseDC(req, &args.Datacenter)
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// Handle optional request body
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if req.ContentLength > 0 {
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if err := decodeBody(req, &args.Session, nil); err != nil {
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resp.WriteHeader(400)
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resp.Write([]byte(fmt.Sprintf("Request decode failed: %v", err)))
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return nil, nil
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}
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}
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// Create the session, get the ID
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var out string
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if err := s.agent.RPC("Session.Apply", &args, &out); err != nil {
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return nil, err
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}
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// Format the response as a JSON object
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type response struct {
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ID string
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}
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return response{out}, nil
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}
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// SessionDestroy is used to destroy an existing session
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func (s *HTTPServer) SessionDestroy(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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args := structs.SessionRequest{
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Op: structs.SessionDestroy,
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}
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s.parseDC(req, &args.Datacenter)
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// Pull out the session id
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args.Session.ID = strings.TrimPrefix(req.URL.Path, "/v1/session/destroy/")
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if args.Session.ID == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing session"))
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return nil, nil
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}
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var out string
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if err := s.agent.RPC("Session.Apply", &args, &out); err != nil {
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return nil, err
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}
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return true, nil
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}
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// SessionGet is used to get info for a particular session
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func (s *HTTPServer) SessionGet(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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args := structs.SessionSpecificRequest{}
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if done := s.parse(resp, req, &args.Datacenter, &args.QueryOptions); done {
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return nil, nil
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}
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// Pull out the session id
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args.Session = strings.TrimPrefix(req.URL.Path, "/v1/session/info/")
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if args.Session == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing session"))
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return nil, nil
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}
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var out structs.IndexedSessions
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Session.Get", &args, &out); err != nil {
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return nil, err
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}
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return out.Sessions, nil
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}
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// SessionList is used to list all the sessions
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func (s *HTTPServer) SessionList(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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args := structs.DCSpecificRequest{}
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if done := s.parse(resp, req, &args.Datacenter, &args.QueryOptions); done {
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return nil, nil
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}
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var out structs.IndexedSessions
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Session.List", &args, &out); err != nil {
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return nil, err
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}
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return out.Sessions, nil
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}
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// SessionsForNode returns all the nodes belonging to a node
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func (s *HTTPServer) SessionsForNode(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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args := structs.NodeSpecificRequest{}
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if done := s.parse(resp, req, &args.Datacenter, &args.QueryOptions); done {
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return nil, nil
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}
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// Pull out the node name
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args.Node = strings.TrimPrefix(req.URL.Path, "/v1/session/node/")
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if args.Node == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing node name"))
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return nil, nil
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}
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var out structs.IndexedSessions
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Session.NodeSessions", &args, &out); err != nil {
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return nil, err
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}
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return out.Sessions, nil
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}
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