forked from dcos/dcos-diagnostics
/
check.go
106 lines (92 loc) · 2.74 KB
/
check.go
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// Copyright © 2017 Mesosphere Inc. <http://mesosphere.com>
//
// 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 cmd
import (
"context"
"encoding/json"
"fmt"
"os"
"github.com/Sirupsen/logrus"
"github.com/dcos/dcos-diagnostics/runner"
"github.com/spf13/cobra"
)
const (
checkTypeCluster = "cluster"
checkTypeNodePreStart = "node-prestart"
checkTypeNodePostStart = "node-poststart"
defaultRunnerConfig = "/opt/mesosphere/etc/dcos-diagnostics-runner-config.json"
)
var (
list bool
checksCfgFile string
)
// checkCmd represents the check command
var checkCmd = &cobra.Command{
Use: "check <check-type>",
Short: "Execute a DC/OS check",
Long: `A DC/OS check can be one of the following types: cluster, node-prestart, node-poststart`,
Run: func(cmd *cobra.Command, args []string) {
var selectiveChecks []string
if len(args) == 0 {
cmd.Usage()
return
} else if len(args) > 1 {
selectiveChecks = args[1:]
}
r := runner.NewRunner(defaultConfig.FlagRole)
if err := r.LoadFromFile(checksCfgFile); err != nil {
logrus.Fatal(err)
}
var (
rs *runner.CombinedResponse
err error
)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
switch args[0] {
case checkTypeCluster:
rs, err = r.Cluster(ctx, list, selectiveChecks...)
if err != nil {
logrus.Fatalf("unable to execute cluster checks: %s", err)
}
case checkTypeNodePreStart:
rs, err = r.PreStart(ctx, list, selectiveChecks...)
if err != nil {
logrus.Fatalf("unable to execute prestart checks: %s", err)
}
case checkTypeNodePostStart:
rs, err = r.PostStart(ctx, list, selectiveChecks...)
if err != nil {
logrus.Fatalf("unable to execute poststart checks: %s", err)
}
default:
logrus.Fatalf("invalid check type %s", args[0])
}
os.Exit(emitOutput(rs))
},
}
func init() {
RootCmd.AddCommand(checkCmd)
checkCmd.PersistentFlags().BoolVar(&list, "list", false, "List runner")
checkCmd.PersistentFlags().StringVar(&checksCfgFile, "check-config", defaultRunnerConfig,
"Path to dcos-check config file")
}
func emitOutput(rc *runner.CombinedResponse) int {
body, err := json.MarshalIndent(rc, "", " ")
if err != nil {
logrus.Fatal(err)
}
fmt.Println(string(body))
return rc.Status()
}