From: Sage Weil <sage@redhat.com>
Date: Wed, 31 Jan 2018 13:09:09 +0000 (-0600)
Subject: osd: implement tell/daemon 'config get'
X-Git-Tag: v13.0.2~78^2~40
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=904604eba407fcbf20a991877d2250b2ed8bb2c7;p=ceph.git

osd: implement tell/daemon 'config get'

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index 7d89eefa6b96f..bf1659fba2182 100644
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -5828,6 +5828,10 @@ COMMAND("config set " \
 	"name=key,type=CephString name=value,type=CephString",
 	"Set a configuration option at runtime (not persistent)",
 	"osd", "rw", "cli,rest")
+COMMAND("config get " \
+	"name=key,type=CephString",
+	"Get a configuration option at runtime",
+	"osd", "r", "cli,rest")
 COMMAND("config unset " \
 	"name=key,type=CephString",
 	"Unset a configuration option at runtime (not persistent)",
@@ -5961,6 +5965,17 @@ void OSD::do_command(Connection *con, ceph_tid_t tid, vector<string>& cmd, buffe
     }
     osd_lock.Lock();
   }
+  else if (prefix == "config get") {
+    std::string key;
+    cmd_getval(cct, cmdmap, "key", key);
+    osd_lock.Unlock();
+    std::string val;
+    r = cct->_conf->get_val(key, &val);
+    if (r == 0) {
+      ds << val;
+    }
+    osd_lock.Lock();
+  }
   else if (prefix == "config unset") {
     std::string key;
     cmd_getval(cct, cmdmap, "key", key);