Beispiel #1
0
// HandleCommand after parsing it with ParseArgs().
func HandleCommand(
	client *qclient.GsiClient,
	cmd *Command,
	verbose bool,
	w io.Writer) (err error) {

	iname, bucket, limit := cmd.IndexName, cmd.Bucket, cmd.Limit
	low, high, equal, incl := cmd.Low, cmd.High, cmd.Equal, cmd.Inclusion
	cons := cmd.Consistency

	indexes, err := client.Refresh()

	entries := 0
	callb := func(res qclient.ResponseReader) bool {
		if res.Error() != nil {
			fmt.Fprintln(w, "Error: ", res)
		} else if skeys, pkeys, err := res.GetEntries(); err != nil {
			fmt.Fprintln(w, "Error: ", err)
		} else {
			if verbose == false {
				for i, pkey := range pkeys {
					fmt.Fprintf(w, "%v ... %v\n", skeys[i], string(pkey))
				}
			}
			entries += len(pkeys)
		}
		return true
	}

	switch cmd.OpType {
	case "nodes":
		fmt.Fprintln(w, "List of nodes:")
		nodes, err := client.Nodes()
		if err != nil {
			return err
		}
		for _, n := range nodes {
			fmsg := "    {%v, %v, %q}\n"
			fmt.Fprintf(w, fmsg, n.Adminport, n.Queryport, n.Status)
		}

	case "list":
		time.Sleep(2 * time.Second)
		indexes, err = client.Refresh()
		if err != nil {
			return err
		}
		fmt.Fprintln(w, "List of indexes:")
		for _, index := range indexes {
			printIndexInfo(w, index)
		}

	case "create":
		var defnID uint64
		if len(cmd.SecStrs) == 0 && !cmd.IsPrimary || cmd.IndexName == "" {
			return fmt.Errorf("createIndex(): required fields missing")
		}
		defnID, err = client.CreateIndex(
			iname, bucket, cmd.Using, cmd.ExprType,
			cmd.PartnStr, cmd.WhereStr, cmd.SecStrs, cmd.IsPrimary,
			[]byte(cmd.With))
		if err == nil {
			fmt.Fprintf(w, "Index created: %v with %q\n", defnID, cmd.With)
		}

	case "build":
		defnIDs := make([]uint64, 0, len(cmd.Bindexes))
		for _, bindex := range cmd.Bindexes {
			v := strings.Split(bindex, ":")
			if len(v) < 0 {
				return fmt.Errorf("invalid index specified : %v", bindex)
			}
			bucket, iname = v[0], v[1]
			index, ok := GetIndex(client, bucket, iname)
			if ok {
				defnIDs = append(defnIDs, uint64(index.Definition.DefnId))
			} else {
				err = fmt.Errorf("index %v/%v unknown", bucket, iname)
				break
			}
		}
		if err == nil {
			err = client.BuildIndexes(defnIDs)
			fmt.Fprintf(w, "Index building for: %v\n", defnIDs)
		}

	case "drop":
		index, ok := GetIndex(client, cmd.Bucket, cmd.IndexName)
		if !ok {
			return fmt.Errorf("invalid index specified : %v", cmd.IndexName)
		}
		err = client.DropIndex(uint64(index.Definition.DefnId))
		if err == nil {
			fmt.Fprintf(w, "Index dropped %v/%v\n", bucket, iname)
		} else {
			err = fmt.Errorf("index %v/%v drop failed", bucket, iname)
			break
		}

	case "scan":
		var state c.IndexState

		index, _ := GetIndex(client, bucket, iname)
		defnID := uint64(index.Definition.DefnId)
		fmt.Fprintln(w, "Scan index:")
		_, err = WaitUntilIndexState(
			client, []uint64{defnID}, c.INDEX_STATE_ACTIVE,
			100 /*period*/, 20000 /*timeout*/)

		if err != nil {
			state, err = client.IndexState(defnID)
			fmt.Fprintf(w, "Index state: {%v, %v}\n", state, err)
		} else if cmd.Equal != nil {
			equals := []c.SecondaryKey{cmd.Equal}
			client.Lookup(
				uint64(defnID), equals, false, limit,
				cons, nil, callb)
		} else {
			err = client.Range(
				uint64(defnID), low, high, incl, false, limit,
				cons, nil, callb)
		}
		if err == nil {
			fmt.Fprintln(w, "Total number of entries: ", entries)
		}

	case "scanAll":
		var state c.IndexState

		index, found := GetIndex(client, bucket, iname)
		if !found {
			fmt.Fprintln(w, "Index not found")
			os.Exit(1)
		}

		defnID := uint64(index.Definition.DefnId)
		fmt.Fprintln(w, "ScanAll index:")
		_, err = WaitUntilIndexState(
			client, []uint64{defnID}, c.INDEX_STATE_ACTIVE,
			100 /*period*/, 20000 /*timeout*/)
		if err != nil {
			state, err = client.IndexState(defnID)
			fmt.Fprintf(w, "Index state: {%v, %v} \n", state, err)
		} else {
			err = client.ScanAll(
				uint64(defnID), limit, cons, nil, callb)
		}
		if err == nil {
			fmt.Fprintln(w, "Total number of entries: ", entries)
		}

	case "stats":
		var state c.IndexState
		var statsResp c.IndexStatistics

		index, _ := GetIndex(client, bucket, iname)
		defnID := uint64(index.Definition.DefnId)
		_, err = WaitUntilIndexState(
			client, []uint64{defnID}, c.INDEX_STATE_ACTIVE,
			100 /*period*/, 20000 /*timeout*/)
		if err != nil {
			state, err = client.IndexState(defnID)
			fmt.Fprintf(w, "Index state: {%v, %v} \n", state, err)
		} else if cmd.Equal != nil {
			statsResp, err = client.LookupStatistics(uint64(defnID), equal)
		} else {
			statsResp, err = client.RangeStatistics(
				uint64(defnID), low, high, incl)
		}
		if err == nil {
			fmt.Fprintln(w, "Stats: ", statsResp)
		}

	case "count":
		var state c.IndexState
		var count int64

		index, _ := GetIndex(client, bucket, iname)
		defnID := uint64(index.Definition.DefnId)
		_, err = WaitUntilIndexState(
			client, []uint64{defnID}, c.INDEX_STATE_ACTIVE,
			100 /*period*/, 20000 /*timeout*/)
		if err != nil {
			state, err = client.IndexState(defnID)
			fmt.Fprintf(w, "Index state: {%v, %v} \n", state, err)
		} else if cmd.Equal != nil {
			fmt.Fprintln(w, "CountLookup:")
			equals := []c.SecondaryKey{cmd.Equal}
			count, err := client.CountLookup(uint64(defnID), equals, cons, nil)
			if err == nil {
				fmt.Fprintf(w, "Index %q/%q has %v entries\n", bucket, iname, count)
			}

		} else {
			fmt.Fprintln(w, "CountRange:")
			count, err = client.CountRange(uint64(defnID), low, high, incl, cons, nil)
			if err == nil {
				fmt.Fprintf(w, "Index %q/%q has %v entries\n", bucket, iname, count)
			}
		}

	case "config":
		nodes, err := client.Nodes()
		if err != nil {
			return err
		}
		var adminurl string
		for _, indexer := range nodes {
			adminurl = indexer.Adminport
			break
		}
		host, sport, _ := net.SplitHostPort(adminurl)
		iport, _ := strconv.Atoi(sport)
		client := http.Client{}

		//
		// hack, fix this
		//
		ihttp := iport + 2
		url := "http://" + host + ":" + strconv.Itoa(ihttp) + "/settings"

		oreq, err := http.NewRequest("GET", url, nil)
		if cmd.Auth != "" {
			up := strings.Split(cmd.Auth, ":")
			oreq.SetBasicAuth(up[0], up[1])
		}

		oresp, err := client.Do(oreq)
		if err != nil {
			return err
		}
		obody, err := ioutil.ReadAll(oresp.Body)
		if err != nil {
			return err
		}
		oresp.Body.Close()

		pretty := strings.Replace(string(obody), ",\"", ",\n\"", -1)
		fmt.Printf("Current Settings:\n%s\n", string(pretty))

		var jbody map[string]interface{}
		err = json.Unmarshal(obody, &jbody)
		if err != nil {
			return err
		}

		if len(cmd.ConfigKey) > 0 {
			fmt.Printf("Changing config key '%s' to value '%s'\n", cmd.ConfigKey, cmd.ConfigVal)
			jbody[cmd.ConfigKey] = cmd.ConfigVal

			pbody, err := json.Marshal(jbody)
			if err != nil {
				return err
			}
			preq, err := http.NewRequest("POST", url, bytes.NewBuffer(pbody))
			if cmd.Auth != "" {
				up := strings.Split(cmd.Auth, ":")
				preq.SetBasicAuth(up[0], up[1])
			}
			_, err = client.Do(preq)
			if err != nil {
				return err
			}
			nresp, err := client.Do(oreq)
			if err != nil {
				return err
			}
			nbody, err := ioutil.ReadAll(nresp.Body)
			if err != nil {
				return err
			}
			pretty = strings.Replace(string(nbody), ",\"", ",\n\"", -1)
			fmt.Printf("New Settings:\n%s\n", string(pretty))
		}
	}
	return err
}