/
send_metrics.go
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/
send_metrics.go
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// Copyright 2019 Dolthub, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package commands
import (
"context"
"fmt"
"io"
"log"
"strconv"
"time"
"github.com/fatih/color"
"google.golang.org/grpc"
"github.com/dolthub/dolt/go/cmd/dolt/cli"
"github.com/dolthub/dolt/go/libraries/doltcore/dbfactory"
"github.com/dolthub/dolt/go/libraries/doltcore/env"
"github.com/dolthub/dolt/go/libraries/doltcore/grpcendpoint"
"github.com/dolthub/dolt/go/libraries/events"
"github.com/dolthub/dolt/go/libraries/utils/argparser"
)
// SendMetricsCommand is the command used for sending metrics
const (
SendMetricsCommand = "send-metrics"
outputFlag = "output"
sendMetricsShortDesc = "Send metrics to the events server or print them to stdout"
)
type SendMetricsCmd struct{}
// Name is returns the name of the Dolt cli command. This is what is used on the command line to invoke the command
func (cmd SendMetricsCmd) Name() string {
return SendMetricsCommand
}
// Description returns a description of the command
func (cmd SendMetricsCmd) Description() string {
return "Send events logs to server."
}
// RequiresRepo should return false if this interface is implemented, and the command does not have the requirement
// that it be run from within a data repository directory
func (cmd SendMetricsCmd) RequiresRepo() bool {
return false
}
// Hidden should return true if this command should be hidden from the help text
func (cmd SendMetricsCmd) Hidden() bool {
return true
}
// CreateMarkdown creates a markdown file containing the helptext for the command at the given path
func (cmd SendMetricsCmd) CreateMarkdown(wr io.Writer, commandStr string) error {
return nil
}
func (cmd SendMetricsCmd) ArgParser() *argparser.ArgParser {
ap := argparser.NewArgParser()
ap.SupportsFlag(outputFlag, "o", "Flush events to stdout.")
return ap
}
// Exec is the implementation of the command that flushes the events to the grpc service
// Exec executes the command
func (cmd SendMetricsCmd) Exec(ctx context.Context, commandStr string, args []string, dEnv *env.DoltEnv) int {
ap := cmd.ArgParser()
help, _ := cli.HelpAndUsagePrinters(cli.GetCommandDocumentation(commandStr, cli.CommandDocumentationContent{ShortDesc: sendMetricsShortDesc}, ap))
apr := cli.ParseArgsOrDie(ap, args, help)
metricsDisabled := dEnv.Config.GetStringOrDefault(env.MetricsDisabled, "false")
disabled, err := strconv.ParseBool(metricsDisabled)
if err != nil {
// log.Print(err)
return 1
}
if disabled {
cli.Println(color.CyanString("Sending metrics is currently disabled\n"))
return 0
}
if !disabled {
ctx, cancel := context.WithTimeout(ctx, time.Minute)
defer cancel()
root, err := dEnv.GetUserHomeDir()
if err != nil {
// log.Print(err)
return 1
}
dolt := dbfactory.DoltDir
var flusher events.Flusher
if apr.Contains(outputFlag) {
flusher = events.NewIOFlusher(dEnv.FS, root, dolt)
} else {
grpcEmitter := getGRPCEmitter(dEnv)
flusher = events.NewGrpcEventFlusher(dEnv.FS, root, dolt, grpcEmitter)
}
err = flusher.Flush(ctx)
if err != nil {
if err == events.ErrFileLocked {
return 2
}
return 1
}
return 0
}
return 1
}
// getGRPCEmitter gets the connection to the events grpc service
func getGRPCEmitter(dEnv *env.DoltEnv) *events.GrpcEmitter {
host := dEnv.Config.GetStringOrDefault(env.MetricsHost, env.DefaultMetricsHost)
portStr := dEnv.Config.GetStringOrDefault(env.MetricsPort, env.DefaultMetricsPort)
insecureStr := dEnv.Config.GetStringOrDefault(env.MetricsInsecure, "false")
port, err := strconv.ParseUint(portStr, 10, 16)
if err != nil {
log.Println(color.YellowString("The config value of '%s' is '%s' which is not a valid port.", env.MetricsPort, portStr))
return nil
}
insecure, err := strconv.ParseBool(insecureStr)
if err != nil {
log.Println(color.YellowString("The config value of '%s' is '%s' which is not a valid true/false value", env.MetricsInsecure, insecureStr))
}
hostAndPort := fmt.Sprintf("%s:%d", host, port)
endpoint, opts, err := dEnv.GetGRPCDialParams(grpcendpoint.Config{
Endpoint: hostAndPort,
Insecure: insecure,
})
if err != nil {
return nil
}
conn, err := grpc.Dial(endpoint, opts...)
if err != nil {
return nil
}
return events.NewGrpcEmitter(conn)
}