diff mbox series

[v8,1/9] rpcctl: Add a rpcctl.py tool

Message ID 20220215192150.53811-2-Anna.Schumaker@Netapp.com (mailing list archive)
State New, archived
Headers show
Series Add a tool for using the new sysfs files | expand

Commit Message

Schumaker, Anna Feb. 15, 2022, 7:21 p.m. UTC 
From: Anna Schumaker <Anna.Schumaker@Netapp.com>

This will be used to print and manipulate the sunrpc sysfs directory
files. Running without arguments prints both usage information and the
location of the sunrpc sysfs directory.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
---
 tools/rpcctl/rpcctl.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100755 tools/rpcctl/rpcctl.py
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Patch

diff --git a/tools/rpcctl/rpcctl.py b/tools/rpcctl/rpcctl.py
new file mode 100755
index 000000000000..9737ac4a9740
--- /dev/null
+++ b/tools/rpcctl/rpcctl.py
@@ -0,0 +1,25 @@ 
+#!/usr/bin/python3
+import argparse
+import pathlib
+import sys
+
+with open("/proc/mounts", 'r') as f:
+    mount = [ line.split()[1] for line in f if "sysfs" in line ]
+    if len(mount) == 0:
+        print("ERROR: sysfs is not mounted")
+        sys.exit(1)
+
+sunrpc = pathlib.Path(mount[0]) / "kernel" / "sunrpc"
+if not sunrpc.is_dir():
+    print("ERROR: sysfs does not have sunrpc directory")
+    sys.exit(1)
+
+parser = argparse.ArgumentParser()
+
+def show_small_help(args):
+    parser.print_usage()
+    print("sunrpc dir:", sunrpc)
+parser.set_defaults(func=show_small_help)
+
+args = parser.parse_args()
+args.func(args)