1 files changed, 15 insertions, 10 deletions
diff --git a/internal/clients/tailclient.go b/internal/clients/tailclient.go
index 35c01d4..6ef81e4 100644
--- a/internal/clients/tailclient.go
+++ b/internal/clients/tailclient.go
@@ -1,9 +1,7 @@
 package clients
 
 import (
-	"fmt"
 	"runtime"
-	"strings"
 
 	"github.com/mimecast/dtail/internal/clients/handlers"
 	"github.com/mimecast/dtail/internal/config"
@@ -21,14 +19,18 @@ func NewTailClient(args config.Args) (*TailClient, error) {
 	args.Mode = omode.TailClient
 	c := TailClient{
 		baseClient: baseClient{
+			mu:         newBaseClientMu(),
 			Args:       args,
 			throttleCh: make(chan struct{}, args.ConnectionsPerCPU*runtime.NumCPU()),
 			retry:      true,
+			runtime:    newClientRuntimeBoundary(config.CurrentRuntime()),
 		},
 	}
 
 	c.init()
-	c.makeConnections(c)
+	if err := c.makeConnections(c); err != nil {
+		return nil, err
+	}
 	return &c, nil
 }
 
@@ -36,15 +38,18 @@ func (c TailClient) makeHandler(server string) handlers.Handler {
 	return handlers.NewClientHandler(server)
 }
 
+func (c TailClient) makeSessionSpec() (SessionSpec, error) {
+	return NewSessionSpec(c.Args), nil
+}
+
 func (c TailClient) makeCommands() (commands []string) {
-	regex, err := c.Regex.Serialize()
+	sessionSpec, err := c.makeSessionSpec()
 	if err != nil {
-		dlog.Client.FatalPanic(err)
+		dlog.Client.FatalPanic("unable to build tail session spec", err)
 	}
-	for _, file := range strings.Split(c.What, ",") {
-		commands = append(commands, fmt.Sprintf("%s:%s %s %s",
-			c.Mode.String(), c.Args.SerializeOptions(), file, regex))
+	commands, err = sessionSpec.Commands()
+	if err != nil {
+		dlog.Client.FatalPanic("unable to build tail commands from session spec", err)
 	}
-	dlog.Client.Debug(commands)
-	return
+	return commands
 }