Brian Goff
1549d1d8d9
Makes sure that debug endpoints are always available, which will aid in debugging demon issues. Wraps debug endpoints in the middleware chain so the can be blocked by authz. Signed-off-by: Brian Goff <cpuguy83@gmail.com> Upstream-commit: 408c7ade7008ca9b2181e12e51a01250a7a94413 Component: engine
54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
package debug
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import (
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"expvar"
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"net/http"
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"net/http/pprof"
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"github.com/docker/docker/api/server/httputils"
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"github.com/docker/docker/api/server/router"
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"golang.org/x/net/context"
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)
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// NewRouter creates a new debug router
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// The debug router holds endpoints for debug the daemon, such as those for pprof.
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func NewRouter() router.Router {
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r := &debugRouter{}
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r.initRoutes()
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return r
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}
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type debugRouter struct {
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routes []router.Route
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}
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func (r *debugRouter) initRoutes() {
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r.routes = []router.Route{
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router.NewGetRoute("/vars", frameworkAdaptHandler(expvar.Handler())),
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router.NewGetRoute("/pprof/", frameworkAdaptHandlerFunc(pprof.Index)),
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router.NewGetRoute("/pprof/cmdline", frameworkAdaptHandlerFunc(pprof.Cmdline)),
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router.NewGetRoute("/pprof/profile", frameworkAdaptHandlerFunc(pprof.Profile)),
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router.NewGetRoute("/pprof/symbol", frameworkAdaptHandlerFunc(pprof.Symbol)),
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router.NewGetRoute("/pprof/trace", frameworkAdaptHandlerFunc(pprof.Trace)),
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router.NewGetRoute("/pprof/{name}", handlePprof),
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}
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}
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func (r *debugRouter) Routes() []router.Route {
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return r.routes
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}
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func frameworkAdaptHandler(handler http.Handler) httputils.APIFunc {
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return func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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handler.ServeHTTP(w, r)
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return nil
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}
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}
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func frameworkAdaptHandlerFunc(handler http.HandlerFunc) httputils.APIFunc {
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return func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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handler(w, r)
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return nil
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}
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}
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