132 lines
3.5 KiB
Go
132 lines
3.5 KiB
Go
package agent
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import (
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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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func (s *HTTPServer) HealthChecksInState(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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// Set default DC
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args := structs.ChecksInStateRequest{}
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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 service name
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args.State = strings.TrimPrefix(req.URL.Path, "/v1/health/state/")
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if args.State == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing check state"))
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return nil, nil
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}
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// Make the RPC request
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var out structs.IndexedHealthChecks
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Health.ChecksInState", &args, &out); err != nil {
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return nil, err
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}
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return out.HealthChecks, nil
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}
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func (s *HTTPServer) HealthNodeChecks(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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// Set default DC
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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 service name
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args.Node = strings.TrimPrefix(req.URL.Path, "/v1/health/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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// Make the RPC request
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var out structs.IndexedHealthChecks
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Health.NodeChecks", &args, &out); err != nil {
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return nil, err
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}
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return out.HealthChecks, nil
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}
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func (s *HTTPServer) HealthServiceChecks(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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// Set default DC
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args := structs.ServiceSpecificRequest{}
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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 service name
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args.ServiceName = strings.TrimPrefix(req.URL.Path, "/v1/health/checks/")
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if args.ServiceName == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing service name"))
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return nil, nil
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}
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// Make the RPC request
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var out structs.IndexedHealthChecks
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Health.ServiceChecks", &args, &out); err != nil {
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return nil, err
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}
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return out.HealthChecks, nil
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}
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func (s *HTTPServer) HealthServiceNodes(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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// Set default DC
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args := structs.ServiceSpecificRequest{}
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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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// Check for a tag
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params := req.URL.Query()
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if _, ok := params["tag"]; ok {
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args.ServiceTag = params.Get("tag")
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args.TagFilter = true
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}
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// Pull out the service name
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args.ServiceName = strings.TrimPrefix(req.URL.Path, "/v1/health/service/")
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if args.ServiceName == "" {
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resp.WriteHeader(400)
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resp.Write([]byte("Missing service name"))
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return nil, nil
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}
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// Make the RPC request
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var out structs.IndexedCheckServiceNodes
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defer setMeta(resp, &out.QueryMeta)
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if err := s.agent.RPC("Health.ServiceNodes", &args, &out); err != nil {
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return nil, err
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}
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// Filter to only passing if specified
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if _, ok := params["passing"]; ok {
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out.Nodes = filterNonPassing(out.Nodes)
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}
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return out.Nodes, nil
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}
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// filterNonPassing is used to filter out any nodes that have check that are not passing
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func filterNonPassing(nodes structs.CheckServiceNodes) structs.CheckServiceNodes {
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n := len(nodes)
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for i := 0; i < n; i++ {
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node := nodes[i]
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for _, check := range node.Checks {
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if check.Status != structs.HealthPassing {
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nodes[i], nodes[n-1] = nodes[n-1], structs.CheckServiceNode{}
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n--
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i--
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}
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}
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}
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return nodes[:n]
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}
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