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rest.go
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rest.go
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package service
import (
"net/http"
"github.com/evergreen-ci/evergreen"
"github.com/evergreen-ci/evergreen/model"
"github.com/evergreen-ci/gimlet"
"github.com/pkg/errors"
)
// restContextKey is the type used to store
type restContextKey int
const RestContext restContextKey = 0
type restAPIService interface {
GetSettings() evergreen.Settings
LoggedError(http.ResponseWriter, *http.Request, int, error)
}
type restAPI struct {
restAPIService
}
type restV1middleware struct {
restAPIService
}
func (ra *restV1middleware) ServeHTTP(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
vars := gimlet.GetVars(r)
ctx := r.Context()
pctx, err := model.LoadContext(vars["task_id"], vars["build_id"], vars["version_id"], vars["patch_id"], vars["project_id"])
if err != nil {
// Some database lookup failed when fetching the data - log it
ra.LoggedError(rw, r, http.StatusInternalServerError, errors.Wrap(err, "Error loading project context"))
return
}
usr := gimlet.GetUser(ctx)
if pctx.ProjectRef != nil && pctx.ProjectRef.IsPrivate() && usr == nil {
gimlet.WriteTextResponse(rw, http.StatusUnauthorized, "unauthorized")
return
}
if pctx.Patch != nil && usr == nil {
gimlet.WriteTextResponse(rw, http.StatusUnauthorized, "unauthorized")
return
}
r = setRestContext(r, &pctx)
if pctx.ProjectRef == nil && usr == nil {
gimlet.NewRequireAuthHandler().ServeHTTP(rw, r, next)
return
}
next(rw, r)
}
// MustHaveRESTContext fetches the model.Context stored with the request, and panics if the key
// is not set.
func MustHaveRESTContext(r *http.Request) *model.Context {
pc, err := GetRESTContext(r)
if err != nil {
panic(err)
}
return pc
}
func needsLogin(next http.HandlerFunc) http.HandlerFunc {
return requireUser(false, next, nil)
}
// GetRESTv1App attaches a router at the given root that hooks up REST endpoint URIs to be
// handled by the given restAPIService.
func GetRESTv1App(evgService restAPIService) *gimlet.APIApp {
app := gimlet.NewApp()
rest := &restAPI{evgService}
middleware := &restV1middleware{rest}
requireLogin := gimlet.WrapperMiddleware(needsLogin)
app.SetPrefix(evergreen.RestRoutePrefix)
// REST routes
app.AddRoute("/builds/{build_id}").Version(1).Get().Handler(rest.getBuildInfo).Wrap(middleware)
app.AddRoute("/builds/{build_id}/status").Version(1).Get().Handler(rest.getBuildStatus).Wrap(middleware)
app.AddRoute("/patches/{patch_id}").Version(1).Get().Handler(rest.getPatch).Wrap(middleware)
app.AddRoute("/patches/{patch_id}/config").Version(1).Get().Handler(rest.getPatchConfig).Wrap(middleware)
app.AddRoute("/projects").Version(1).Get().Handler(rest.getProjectIds).Wrap(middleware)
app.AddRoute("/projects/{project_id}").Version(1).Get().Handler(rest.getProjectRef).Wrap(middleware)
app.AddRoute("/projects/{project_id}/last_green").Version(1).Get().Handler(rest.lastGreen).Wrap(middleware)
app.AddRoute("/projects/{project_id}/revisions/{revision}").Version(1).Get().Handler(rest.getVersionInfoViaRevision).Wrap(middleware)
app.AddRoute("/projects/{project_id}/versions").Version(1).Get().Handler(rest.getRecentVersions).Wrap(middleware)
app.AddRoute("/tasks/{task_id}").Version(1).Get().Handler(rest.getTaskInfo).Wrap(middleware)
app.AddRoute("/tasks/{task_id}/status").Version(1).Get().Handler(rest.getTaskStatus).Wrap(middleware)
app.AddRoute("/versions/{version_id}").Version(1).Get().Handler(rest.getVersionInfo).Wrap(middleware)
app.AddRoute("/versions/{version_id}").Version(1).Patch().Handler(rest.modifyVersionInfo).Wrap(requireLogin, middleware)
app.AddRoute("/versions/{version_id}/config").Version(1).Get().Handler(rest.getVersionConfig).Wrap(middleware)
app.AddRoute("/versions/{version_id}/parser_project").Version(1).Get().Handler(rest.getVersionProject).Wrap(middleware)
app.AddRoute("/versions/{version_id}/status").Version(1).Get().Handler(rest.getVersionStatus).Wrap(middleware)
app.AddRoute("/waterfall/{project_id}").Version(1).Get().Handler(rest.getWaterfallData).Wrap(middleware)
return app
}