feat(nocgo): enable to build with CGO_ENABLED=0 (#1080)

subcmds/history.go

@@ -0,0 +1,74 @@
+package subcmds
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strings"
+
+	c "github.com/future-architect/vuls/config"
+	"github.com/future-architect/vuls/report"
+	"github.com/google/subcommands"
+)
+
+// HistoryCmd is Subcommand of list scanned results
+type HistoryCmd struct{}
+
+// Name return subcommand name
+func (*HistoryCmd) Name() string { return "history" }
+
+// Synopsis return synopsis
+func (*HistoryCmd) Synopsis() string {
+	return `List history of scanning.`
+}
+
+// Usage return usage
+func (*HistoryCmd) Usage() string {
+	return `history:
+	history
+		[-results-dir=/path/to/results]
+	`
+}
+
+// SetFlags set flag
+func (p *HistoryCmd) SetFlags(f *flag.FlagSet) {
+	f.BoolVar(&c.Conf.DebugSQL, "debug-sql", false, "SQL debug mode")
+
+	wd, _ := os.Getwd()
+	defaultResultsDir := filepath.Join(wd, "results")
+	f.StringVar(&c.Conf.ResultsDir, "results-dir", defaultResultsDir, "/path/to/results")
+}
+
+// Execute execute
+func (p *HistoryCmd) Execute(_ context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
+
+	dirs, err := report.ListValidJSONDirs()
+	if err != nil {
+		return subcommands.ExitFailure
+	}
+	for _, d := range dirs {
+		var files []os.FileInfo
+		if files, err = ioutil.ReadDir(d); err != nil {
+			return subcommands.ExitFailure
+		}
+		var hosts []string
+		for _, f := range files {
+			if filepath.Ext(f.Name()) != ".json" {
+				continue
+			}
+			fileBase := strings.TrimSuffix(f.Name(), filepath.Ext(f.Name()))
+			hosts = append(hosts, fileBase)
+		}
+		splitPath := strings.Split(d, string(os.PathSeparator))
+		timeStr := splitPath[len(splitPath)-1]
+		fmt.Printf("%s %d servers: %s\n",
+			timeStr,
+			len(hosts),
+			strings.Join(hosts, ", "),
+		)
+	}
+	return subcommands.ExitSuccess
+}