add eventlogger to info

to help with future debugging, we now display the type of event logger
being used inside podman info -> host.

Signed-off-by: baude <bbaude@redhat.com>

5 files changed, 19 insertions, 3 deletions

diff --git a/libpod/events/config.go b/libpod/events/config.go
index 96172d47b..da1d73013 100644
--- a/libpod/events/config.go
+++ b/libpod/events/config.go
@@ -53,6 +53,8 @@ type Eventer interface {
 	Write(event Event) error
 	// Read an event from the backend
 	Read(options ReadOptions) error
+	// String returns the type of event logger
+	String() string
 }
 
 // ReadOptions describe the attributes needed to read event logs
diff --git a/libpod/events/journal_linux.go b/libpod/events/journal_linux.go
index d5bce4334..ae96e3b3b 100644
--- a/libpod/events/journal_linux.go
+++ b/libpod/events/journal_linux.go
@@ -146,3 +146,8 @@ func newEventFromJournalEntry(entry *sdjournal.JournalEntry) (*Event, error) { /
 	}
 	return &newEvent, nil
 }
+
+// String returns a string representation of the logger
+func (e EventJournalD) String() string {
+	return Journald.String()
+}
diff --git a/libpod/events/logfile.go b/libpod/events/logfile.go
index 30d72b9fc..4b65b0ad0 100644
--- a/libpod/events/logfile.go
+++ b/libpod/events/logfile.go
@@ -71,3 +71,8 @@ func (e EventLogFile) Read(options ReadOptions) error {
 	close(options.EventChannel)
 	return nil
 }
+
+// String returns a string representation of the logger
+func (e EventLogFile) String() string {
+	return LogFile.String()
+}
diff --git a/libpod/events/nullout.go b/libpod/events/nullout.go
index b11afcf80..f3b36e609 100644
--- a/libpod/events/nullout.go
+++ b/libpod/events/nullout.go
@@ -17,6 +17,10 @@ func (e EventToNull) Read(options ReadOptions) error {
 // NewNullEventer returns a new null eventer.  You should only do this for
 // the purposes on internal libpod testing.
 func NewNullEventer() Eventer {
-	e := EventToNull{}
-	return e
+	return EventToNull{}
+}
+
+// String returns a string representation of the logger
+func (e EventToNull) String() string {
+	return "none"
 }
diff --git a/libpod/info.go b/libpod/info.go
index 4a89fa648..9ab6f7e52 100644
--- a/libpod/info.go
+++ b/libpod/info.go
@@ -102,7 +102,7 @@ func (r *Runtime) hostInfo() (map[string]interface{}, error) {
 		return nil, errors.Wrapf(err, "error getting hostname")
 	}
 	info["hostname"] = host
-
+	info["eventlogger"] = r.eventer.String()
 	return info, nil
 }