[Qemu-devel] [PATCH v2 4/4] scripts: qmp-shell: Add verbose flag

[John Snow <jsnow@redhat.com>]

Add a verbose flag that shows the QMP command that was
constructed, to allow for later copy/pasting, reference,
debugging, etc.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
 scripts/qmp/qmp-shell | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/scripts/qmp/qmp-shell b/scripts/qmp/qmp-shell
index 3fffe15..213f515 100755
--- a/scripts/qmp/qmp-shell
+++ b/scripts/qmp/qmp-shell
@@ -176,6 +176,12 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         self.__cli_expr(cmdargs[1:], qmpcmd['arguments'])
         return qmpcmd
 
+    def _print(self, qmp):
+        if self._pp is not None:
+            self._pp.pprint(qmp)
+        else:
+            print qmp
+
     def _execute_cmd(self, cmdline):
         try:
             qmpcmd = self.__build_cmd(cmdline)
@@ -187,15 +193,13 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         # For transaction mode, we may have just cached the action:
         if qmpcmd is None:
             return True
+        if self._verbose:
+            self._print(qmpcmd)
         resp = self.cmd_obj(qmpcmd)
         if resp is None:
             print 'Disconnected'
             return False
-
-        if self._pp is not None:
-            self._pp.pprint(resp)
-        else:
-            print resp
+        self._print(resp)
         return True
 
     def connect(self):
@@ -231,6 +235,9 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         else:
             return self._execute_cmd(cmdline)
 
+    def set_verbosity(self, verbose):
+        self._verbose = verbose
+
 class HMPShell(QMPShell):
     def __init__(self, address):
         QMPShell.__init__(self, address)
@@ -316,6 +323,7 @@ def main():
     qemu = None
     hmp = False
     pp = None
+    verbose = False
 
     try:
         for arg in sys.argv[1:]:
@@ -327,6 +335,8 @@ def main():
                 if pp is not None:
                     fail_cmdline(arg)
                 pp = pprint.PrettyPrinter(indent=4)
+            elif arg == "-v":
+                verbose = True
             else:
                 if qemu is not None:
                     fail_cmdline(arg)
@@ -351,6 +361,7 @@ def main():
         die('Could not connect to %s' % addr)
 
     qemu.show_banner()
+    qemu.set_verbosity(verbose)
     while qemu.read_exec_command(qemu.get_prompt()):
         pass
     qemu.close()
-- 
2.1.0