1 files changed, 45 insertions, 1 deletions
diff --git a/internal/clients/args.go b/internal/clients/args.go
index 7f782f1..7ce1634 100644
--- a/internal/clients/args.go
+++ b/internal/clients/args.go
@@ -1,6 +1,13 @@
 package clients
 
 import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/mimecast/dtail/internal/config"
+	"github.com/mimecast/dtail/internal/io/logger"
 	"github.com/mimecast/dtail/internal/omode"
 
 	gossh "golang.org/x/crypto/ssh"
@@ -22,5 +29,42 @@ type Args struct {
 	SSHAuthMethods     []gossh.AuthMethod
 	SSHHostKeyCallback gossh.HostKeyCallback
 	PrivateKeyPathFile string
-	Quiet            bool
+	Quiet              bool
+}
+
+// When no servers are given, connect to localhost!
+func (a *Args) handleEmptyServer() {
+	if a.Discovery != "" || a.ServersStr != "" {
+		return
+	}
+
+	fqdn, err := os.Hostname()
+	if err != nil {
+		logger.FatalExit(err)
+	}
+	a.ServersStr = fmt.Sprintf("%s:%d", fqdn, config.Common.SSHPort)
+	// I am trusting my own hostname.
+	a.TrustAllHosts = true
+	logger.Debug("Will connect to local server", a.ServersStr)
+
+	cleanPath := func(dirtyPath string) string {
+		cleanPath, err := filepath.EvalSymlinks(dirtyPath)
+		if err != nil {
+			logger.FatalExit("Unable to evaluate symlinks", dirtyPath, err)
+		}
+		cleanPath, err = filepath.Abs(cleanPath)
+		if err != nil {
+			logger.FatalExit("Unable to make file path absolute", dirtyPath, cleanPath, err)
+		}
+		return cleanPath
+	}
+
+	logger.Debug("Dirty file paths", a.What)
+	var filePaths []string
+	for _, dirtyPath := range strings.Split(a.What, ",") {
+		filePaths = append(filePaths, cleanPath(dirtyPath))
+	}
+
+	a.What = strings.Join(filePaths, ",")
+	logger.Debug("Clean file paths", a.What)
 }