From 49b327e8657695a359ea63e427b5de2e4525f480 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@redhat.com>
Date: Thu, 7 Dec 2017 16:40:04 -0600
Subject: [PATCH] mon/LogMonitor: add mon_cluster_log_to_stderr

Optionally send cluster log messages to stderr (prefixed by the
channel).

Signed-off-by: Sage Weil <sage@redhat.com>
---
 src/common/options.cc | 4 ++++
 src/mon/LogMonitor.cc | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/src/common/options.cc b/src/common/options.cc
index 91f48dcee2bb7..d1b1e4fc6e970 100644
--- a/src/common/options.cc
+++ b/src/common/options.cc
@@ -430,6 +430,10 @@ std::vector<Option> get_global_options() {
     .set_default("12201")
     .set_description(""),
 
+    Option("mon_cluster_log_to_stderr", Option::TYPE_BOOL, Option::LEVEL_ADVANCED)
+    .set_default(false)
+    .set_description("Send cluster log messages to stderr (prefixed by channel)"),
+
     Option("mon_cluster_log_to_syslog", Option::TYPE_STR, Option::LEVEL_ADVANCED)
     .set_default("default=false")
     .set_description(""),
diff --git a/src/mon/LogMonitor.cc b/src/mon/LogMonitor.cc
index 9c9541933bca9..ffd50ba5050d6 100644
--- a/src/mon/LogMonitor.cc
+++ b/src/mon/LogMonitor.cc
@@ -116,6 +116,10 @@ void LogMonitor::update_from_paxos(bool *need_bootstrap)
       if (channel.empty()) // keep retrocompatibility
         channel = CLOG_CHANNEL_CLUSTER;
 
+      if (g_conf->get_val<bool>("mon_cluster_log_to_stderr")) {
+	cerr << channel << " " << le << std::endl;
+      }
+
       if (channels.do_log_to_syslog(channel)) {
         string level = channels.get_level(channel);
         string facility = channels.get_facility(channel);
-- 
2.39.5