initial import

pkg/parser/unix_parser.go

@@ -0,0 +1,39 @@
+package parser
+
+import (
+	"io/ioutil"
+
+	"github.com/crowdsecurity/crowdsec/pkg/types"
+	"github.com/logrusorgru/grokky"
+	"github.com/prometheus/common/log"
+)
+
+type UnixParser struct {
+}
+
+type UnixParserCtx struct {
+	Grok      grokky.Host
+	Stages    []string
+	Profiling bool
+}
+
+func (u UnixParser) IsParsable(ctx interface{}, l types.Line) (bool, error) {
+	return true, nil
+}
+
+func (u UnixParser) Init(c map[string]interface{}) (*UnixParserCtx, error) {
+	r := UnixParserCtx{}
+	r.Grok = grokky.NewBase()
+	files, err := ioutil.ReadDir(c["patterns"].(string))
+	if err != nil {
+		return nil, err
+	}
+	for _, f := range files {
+		log.Debugf("Loading %s", f.Name())
+		if err := r.Grok.AddFromFile(c["patterns"].(string) + f.Name()); err != nil {
+			log.Errorf("failed to load pattern %s : %v", f.Name(), err)
+			return nil, err
+		}
+	}
+	return &r, nil
+}