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scoped_handler_factory.go
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/
scoped_handler_factory.go
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package pipelineserver
import (
"encoding/json"
"net/http"
"github.com/pf-qiu/concourse/v6/atc"
"github.com/pf-qiu/concourse/v6/atc/api/auth"
"github.com/pf-qiu/concourse/v6/atc/db"
)
type ScopedHandlerFactory struct {
teamDBFactory db.TeamFactory
}
func NewScopedHandlerFactory(
teamDBFactory db.TeamFactory,
) *ScopedHandlerFactory {
return &ScopedHandlerFactory{
teamDBFactory: teamDBFactory,
}
}
func (pdbh *ScopedHandlerFactory) HandlerFor(pipelineScopedHandler func(db.Pipeline) http.Handler) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
teamName := r.FormValue(":team_name")
pipelineName := r.FormValue(":pipeline_name")
pipelineRef := atc.PipelineRef{Name: pipelineName}
if instanceVars := r.URL.Query().Get("instance_vars"); instanceVars != "" {
err := json.Unmarshal([]byte(instanceVars), &pipelineRef.InstanceVars)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}
}
pipeline, ok := r.Context().Value(auth.PipelineContextKey).(db.Pipeline)
if !ok {
dbTeam, found, err := pdbh.teamDBFactory.FindTeam(teamName)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}
if !found {
w.WriteHeader(http.StatusNotFound)
return
}
pipeline, found, err = dbTeam.Pipeline(pipelineRef)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}
if !found {
w.WriteHeader(http.StatusNotFound)
return
}
}
pipelineScopedHandler(pipeline).ServeHTTP(w, r)
}
}