add platformtest: infrastructure for ZFS compatiblity testing

platformtest/harness/harness.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"time"
+
+	"github.com/fatih/color"
+	"github.com/zrepl/zrepl/config"
+	"github.com/zrepl/zrepl/daemon/logging"
+	"github.com/zrepl/zrepl/logger"
+	"github.com/zrepl/zrepl/platformtest"
+	"github.com/zrepl/zrepl/platformtest/tests"
+)
+
+func main() {
+
+	root := flag.String("root", "", "empty root filesystem under which we conduct the platform test")
+	flag.Parse()
+	if *root == "" {
+		panic(*root)
+	}
+
+	outlets := logger.NewOutlets()
+	outlet, level, err := logging.ParseOutlet(config.LoggingOutletEnum{Ret: &config.StdoutLoggingOutlet{
+		LoggingOutletCommon: config.LoggingOutletCommon{
+			Level:  "debug",
+			Format: "human",
+		},
+	}})
+	if err != nil {
+		panic(err)
+	}
+	outlets.Add(outlet, level)
+	logger := logger.NewLogger(outlets, 1*time.Second)
+
+	ctx := &platformtest.Context{
+		Context:     platformtest.WithLogger(context.Background(), logger),
+		RootDataset: *root,
+	}
+
+	bold := color.New(color.Bold)
+	for _, c := range tests.Cases {
+		bold.Printf("BEGIN TEST CASE %s\n", c)
+		c(ctx)
+		bold.Printf("DONE  TEST CASE %s\n", c)
+		fmt.Println()
+	}
+
+}