1 files changed, 28 insertions, 0 deletions
diff --git a/internal/discovery/file.go b/internal/discovery/file.go
new file mode 100644
index 0000000..2edc867
--- /dev/null
+++ b/internal/discovery/file.go
@@ -0,0 +1,28 @@
+package discovery
+
+import (
+	"bufio"
+	"github.com/mimecast/dtail/internal/logger"
+	"os"
+)
+
+// ServerListFromFILE retrieves a list of servers from a file.
+func (d *Discovery) ServerListFromFILE() (servers []string) {
+	logger.Debug("Retrieving server list from file", d.server)
+
+	file, err := os.Open(d.server)
+	if err != nil {
+		logger.FatalExit(d.server, err)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		servers = append(servers, scanner.Text())
+	}
+	if err := scanner.Err(); err != nil {
+		logger.FatalExit(d.server, err)
+	}
+
+	return
+}