From: Jos Collin <jcollin@redhat.com>
Date: Mon, 1 Mar 2021 06:50:43 +0000 (+0530)
Subject: mon: add command to print fs flags
X-Git-Tag: v17.1.0~2242^2~3
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=e5e0f859d3f808d7264e24b3898f27dfe790c4f9;p=ceph.git

mon: add command to print fs flags

Fixes: https://tracker.ceph.com/issues/48682
Signed-off-by: Jos Collin <jcollin@redhat.com>
---

diff --git a/src/mon/MDSMonitor.cc b/src/mon/MDSMonitor.cc
index 38c16d630450..a892eda7c9ee 100644
--- a/src/mon/MDSMonitor.cc
+++ b/src/mon/MDSMonitor.cc
@@ -1215,6 +1215,24 @@ bool MDSMonitor::preprocess_command(MonOpRequestRef op)
       }
     }
     r = 0;
+  } else if (prefix == "fs lsflags") {
+    string fs_name;
+    cmd_getval(cmdmap, "fs_name", fs_name);
+    const auto &fs = fsmap.get_filesystem(fs_name);
+    if (!fs) {
+      ss << "filesystem '" << fs_name << "' not found";
+      r = -ENOENT;
+    } else {
+      const MDSMap &mds_map = fs->mds_map;
+      if (f) {
+        mds_map.dump_flags_state(f.get());
+        f->flush(ds);
+      }
+      else {
+        mds_map.print_flags(ds);
+      }
+      r = 0;
+    }
   }
 
 out:
diff --git a/src/mon/MonCommands.h b/src/mon/MonCommands.h
index 2498ab613356..e10a4129f085 100644
--- a/src/mon/MonCommands.h
+++ b/src/mon/MonCommands.h
@@ -410,6 +410,10 @@ COMMAND("fs feature ls",
         "list available cephfs features to be set/unset",
 	"mds", "r")
 
+COMMAND("fs lsflags name=fs_name,type=CephString",
+	"list the flags set on a ceph filesystem",
+	"fs", "r")
+
 COMMAND("fs required_client_features "
         "name=fs_name,type=CephString "
         "name=subop,type=CephChoices,strings=add|rm "