Refactor GoVPP

[govpp.git] / core / log.go

diff --git a/core/log.go b/core/log.go
new file mode 100644 (file)
index 0000000..aaef4cc
--- /dev/null
+++ b/core/log.go
@@ -0,0 +1,32 @@
+package core
+
+import (
+       "os"
+
+       logger "github.com/sirupsen/logrus"
+)
+
+var (
+       debug       = os.Getenv("DEBUG_GOVPP") != ""
+       debugMsgIDs = os.Getenv("DEBUG_GOVPP_MSGIDS") != ""
+
+       log = logger.New() // global logger
+)
+
+// init initializes global logger, which logs debug level messages to stdout.
+func init() {
+       log.Out = os.Stdout
+       if debug {
+               log.Level = logger.DebugLevel
+       }
+}
+
+// SetLogger sets global logger to l.
+func SetLogger(l *logger.Logger) {
+       log = l
+}
+
+// SetLogLevel sets global logger level to lvl.
+func SetLogLevel(lvl logger.Level) {
+       log.Level = lvl
+}