X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/9acc8cb9cd9ca4429712b0d31b647e9a6ecf2d96..c966970d64c21d7adaf1c3c8b737aa9e7c166f0e:/cmd/arvados-server/cmd.go

diff --git a/cmd/arvados-server/cmd.go b/cmd/arvados-server/cmd.go
index e4bd39002a..d9c41ca587 100644
--- a/cmd/arvados-server/cmd.go
+++ b/cmd/arvados-server/cmd.go
@@ -5,11 +5,15 @@
 package main
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 	"io"
 	"net/http"
 	"os"
+	"path"
+	"path/filepath"
+	"strings"
 
 	"git.arvados.org/arvados.git/lib/boot"
 	"git.arvados.org/arvados.git/lib/cloud/cloudtest"
@@ -21,11 +25,16 @@ import (
 	"git.arvados.org/arvados.git/lib/install"
 	"git.arvados.org/arvados.git/lib/lsf"
 	"git.arvados.org/arvados.git/lib/recovercollection"
+	"git.arvados.org/arvados.git/lib/service"
+	"git.arvados.org/arvados.git/sdk/go/arvados"
+	"git.arvados.org/arvados.git/sdk/go/health"
 	"git.arvados.org/arvados.git/services/githttpd"
+	keepbalance "git.arvados.org/arvados.git/services/keep-balance"
 	keepweb "git.arvados.org/arvados.git/services/keep-web"
 	"git.arvados.org/arvados.git/services/keepproxy"
 	"git.arvados.org/arvados.git/services/keepstore"
 	"git.arvados.org/arvados.git/services/ws"
+	"github.com/prometheus/client_golang/prometheus"
 )
 
 var (
@@ -35,6 +44,7 @@ var (
 		"--version": cmd.Version,
 
 		"boot":               boot.Command,
+		"check":              health.CheckCommand,
 		"cloudtest":          cloudtest.Command,
 		"config-check":       config.CheckCommand,
 		"config-defaults":    config.DumpDefaultsCommand,
@@ -44,8 +54,10 @@ var (
 		"dispatch-cloud":     dispatchcloud.Command,
 		"dispatch-lsf":       lsf.DispatchCommand,
 		"git-httpd":          githttpd.Command,
+		"health":             healthCommand,
 		"install":            install.Command,
 		"init":               install.InitCommand,
+		"keep-balance":       keepbalance.Command,
 		"keep-web":           keepweb.Command,
 		"keepproxy":          keepproxy.Command,
 		"keepstore":          keepstore.Command,
@@ -71,8 +83,21 @@ func (wb2command) RunCommand(prog string, args []string, stdin io.Reader, stdout
 		fmt.Fprintf(stderr, "json.Marshal: %s\n", err)
 		return 1
 	}
+	servefs := http.FileServer(http.Dir(args[2]))
 	mux := http.NewServeMux()
-	mux.Handle("/", http.FileServer(http.Dir(args[2])))
+	mux.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		for _, ent := range strings.Split(req.URL.Path, "/") {
+			if ent == ".." {
+				http.Error(w, "invalid URL path", http.StatusBadRequest)
+				return
+			}
+		}
+		fnm := filepath.Join(args[2], filepath.FromSlash(path.Clean("/"+req.URL.Path)))
+		if _, err := os.Stat(fnm); os.IsNotExist(err) {
+			req.URL.Path = "/"
+		}
+		servefs.ServeHTTP(w, req)
+	}))
 	mux.HandleFunc("/config.json", func(w http.ResponseWriter, _ *http.Request) {
 		w.Write(configJSON)
 	})
@@ -86,3 +111,17 @@ func (wb2command) RunCommand(prog string, args []string, stdin io.Reader, stdout
 	}
 	return 0
 }
+
+var healthCommand cmd.Handler = service.Command(arvados.ServiceNameHealth, func(ctx context.Context, cluster *arvados.Cluster, _ string, reg *prometheus.Registry) service.Handler {
+	mClockSkew := prometheus.NewGauge(prometheus.GaugeOpts{
+		Namespace: "arvados",
+		Subsystem: "health",
+		Name:      "clock_skew_seconds",
+		Help:      "Clock skew observed in most recent health check",
+	})
+	reg.MustRegister(mClockSkew)
+	return &health.Aggregator{
+		Cluster:         cluster,
+		MetricClockSkew: mClockSkew,
+	}
+})