Add -pipe flag #294

Solved the problem of trying to read from STDIN and stopping on the way when running from CRON or AWS Lambda.

scan/redhat.go

@@ -97,11 +97,11 @@ func detectRedhat(c config.ServerInfo) (itsMe bool, red osTypeInterface) {
 }
 
 func (o *redhat) checkIfSudoNoPasswd() error {
-        cmd := "yum --version"
-        if o.Distro.Family == "centos" {
-                cmd = "echo N | " + cmd
-        }
-        r := o.exec(cmd, o.sudo())
+	cmd := "yum --version"
+	if o.Distro.Family == "centos" {
+		cmd = "echo N | " + cmd
+	}
+	r := o.exec(cmd, o.sudo())
 	if !r.isSuccess() {
 		o.log.Errorf("sudo error on %s", r)
 		return fmt.Errorf("Failed to sudo: %s", r)
@@ -644,7 +644,6 @@ func (o *redhat) scanUnsecurePackagesUsingYumPluginSecurity() (models.VulnInfos,
 
 	// All information collected.
 	// Convert to VulnInfos.
-	o.log.Info("Fetching CVE details...")
 	vinfos := models.VulnInfos{}
 	for _, advIDCveIDs := range advisoryCveIDsList {
 		for _, cveID := range advIDCveIDs.CveIDs {