94 lines
2.4 KiB
Go
94 lines
2.4 KiB
Go
package agent
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import (
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"net/http"
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"strings"
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"github.com/hashicorp/nomad/nomad/structs"
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)
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func (s *HTTPServer) AllocsRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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if req.Method != "GET" {
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return nil, CodedError(405, ErrInvalidMethod)
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}
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args := structs.AllocListRequest{}
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if s.parse(resp, req, &args.Region, &args.QueryOptions) {
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return nil, nil
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}
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var out structs.AllocListResponse
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if err := s.agent.RPC("Alloc.List", &args, &out); err != nil {
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return nil, err
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}
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setMeta(resp, &out.QueryMeta)
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if out.Allocations == nil {
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out.Allocations = make([]*structs.AllocListStub, 0)
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}
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return out.Allocations, nil
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}
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func (s *HTTPServer) AllocSpecificRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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allocID := strings.TrimPrefix(req.URL.Path, "/v1/allocation/")
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if req.Method != "GET" {
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return nil, CodedError(405, ErrInvalidMethod)
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}
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args := structs.AllocSpecificRequest{
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AllocID: allocID,
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}
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if s.parse(resp, req, &args.Region, &args.QueryOptions) {
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return nil, nil
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}
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var out structs.SingleAllocResponse
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if err := s.agent.RPC("Alloc.GetAlloc", &args, &out); err != nil {
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return nil, err
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}
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setMeta(resp, &out.QueryMeta)
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if out.Alloc == nil {
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return nil, CodedError(404, "alloc not found")
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}
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return out.Alloc, nil
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}
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func (s *HTTPServer) ClientAllocRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
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if s.agent.client == nil {
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return nil, clientNotRunning
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}
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reqSuffix := strings.TrimPrefix(req.URL.Path, "/v1/client/allocation/")
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// tokenize the suffix of the path to get the alloc id and find the action
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// invoked on the alloc id
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tokens := strings.Split(reqSuffix, "/")
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if len(tokens) == 1 || tokens[1] != "stats" {
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return nil, CodedError(404, "url not found")
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}
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allocID := tokens[0]
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clientStats := s.agent.client.StatsReporter()
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allocStats, ok := clientStats.AllocStats()[allocID]
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if !ok {
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return nil, CodedError(404, "alloc not running in node")
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}
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if task := req.URL.Query().Get("task"); task != "" {
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taskStats, err := allocStats.TaskStats(task)
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if err != nil {
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return nil, CodedError(404, "task not present in allocation")
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}
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return taskStats.ResourceUsage(), nil
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}
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// Return the resource usage of all the tasks in an allocation if task name
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// is not specified
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res := make(map[string]interface{})
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for task, taskStats := range allocStats.AllocStats() {
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res[task] = taskStats.ResourceUsage()
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}
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return res, nil
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}
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