[no ci] works with consul fix, needs cleanup

client/allocrunner/taskrunner/envoy_bootstrap_hook.go

@@ -1,6 +1,7 @@
 package taskrunner
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
 	"errors"
@@ -23,6 +24,7 @@ import (
 	"github.com/hashicorp/nomad/helper"
 	"github.com/hashicorp/nomad/nomad/structs"
 	"github.com/hashicorp/nomad/nomad/structs/config"
+	"github.com/shoenig/netlog"
 	"oss.indeed.com/go/libtime/decay"
 )
 
@@ -266,7 +268,7 @@ func (h *envoyBootstrapHook) Prestart(ctx context.Context, req *ifs.TaskPrestart
 	bootstrapFilePath := filepath.Join(req.TaskDir.SecretsDir, "envoy_bootstrap.json")
 
 	// Write everything related to the command to enable debugging
-	bootstrapStderrPath := filepath.Join(req.TaskDir.LogDir, "envoy_bootstrap.stderr.0")
+	// bootstrapStderrPath := filepath.Join(req.TaskDir.LogDir, "envoy_bootstrap.stderr.0")
 	bootstrapEnvPath := filepath.Join(req.TaskDir.SecretsDir, ".envoy_bootstrap.env")
 	bootstrapCmdPath := filepath.Join(req.TaskDir.SecretsDir, ".envoy_bootstrap.cmd")
 
@@ -342,12 +344,14 @@ func (h *envoyBootstrapHook) Prestart(ctx context.Context, req *ifs.TaskPrestart
 		cmd.Stdout = stdout
 
 		// Redirect stderr into another file for later debugging.
-		stderr, fileErr := os.OpenFile(bootstrapStderrPath, os.O_RDWR|os.O_CREATE, 0644)
-		if fileErr != nil {
-			return false, fmt.Errorf("failed to create alloc/logs/envoy_bootstrap.stderr.0 for envoy: %w", fileErr)
-		}
-		defer stderr.Close()
-		cmd.Stderr = stderr
+		//stderr, fileErr := os.OpenFile(bootstrapStderrPath, os.O_RDWR|os.O_CREATE, 0644)
+		//if fileErr != nil {
+		//	return false, fmt.Errorf("failed to create alloc/logs/envoy_bootstrap.stderr.0 for envoy: %w", fileErr)
+		//}
+		//defer stderr.Close()
+		// cmd.Stderr = stderr
+		buf := new(bytes.Buffer)
+		cmd.Stderr = buf
 
 		// Generate bootstrap
 		cmdErr = cmd.Run()
@@ -359,6 +363,8 @@ func (h *envoyBootstrapHook) Prestart(ctx context.Context, req *ifs.TaskPrestart
 			return false, nil
 		}
 
+		netlog.Red("create envoy", "error", buf.String())
+
 		// Command failed, prepare for retry
 		//
 		// Cleanup the bootstrap file. An errors here is not