sos/sos-bz2041855-virsh-in-fore...

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From 747fef695e4ff08f320c5f03090bdefa7154c761 Mon Sep 17 00:00:00 2001
From: Pavel Moravec <pmoravec@redhat.com>
Date: Fri, 14 Jan 2022 20:10:22 +0100
Subject: [PATCH] [virsh] Call virsh commands in the foreground / with a TTY
In some virsh errors (like unable to connect to a hypervisor),
the tool requires to communicate to TTY otherwise it can get stuck
(when called via Popen with a timeout).
Calling it on foreground prevents the stuck / waiting on cmd timeout.
Resolves: #2825
Signed-off-by: Pavel Moravec <pmoravec@redhat.com>
---
sos/report/plugins/virsh.py | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/sos/report/plugins/virsh.py b/sos/report/plugins/virsh.py
index d6b7c16761..08f9a8488c 100644
--- a/sos/report/plugins/virsh.py
+++ b/sos/report/plugins/virsh.py
@@ -39,26 +39,30 @@ def setup(self):
]
for subcmd in subcmds:
- self.add_cmd_output('%s %s' % (cmd, subcmd))
+ self.add_cmd_output('%s %s' % (cmd, subcmd), foreground=True)
# get network, pool and nwfilter elements
for k in ['net', 'nwfilter', 'pool']:
- k_list = self.collect_cmd_output('%s %s-list' % (cmd, k))
+ k_list = self.collect_cmd_output('%s %s-list' % (cmd, k),
+ foreground=True)
if k_list['status'] == 0:
k_lines = k_list['output'].splitlines()
# the 'Name' column position changes between virsh cmds
pos = k_lines[0].split().index('Name')
for j in filter(lambda x: x, k_lines[2:]):
n = j.split()[pos]
- self.add_cmd_output('%s %s-dumpxml %s' % (cmd, k, n))
+ self.add_cmd_output('%s %s-dumpxml %s' % (cmd, k, n),
+ foreground=True)
# cycle through the VMs/domains list, ignore 2 header lines and latest
# empty line, and dumpxml domain name in 2nd column
- domains_output = self.exec_cmd('%s list --all' % cmd)
+ domains_output = self.exec_cmd('%s list --all' % cmd, foreground=True)
if domains_output['status'] == 0:
domains_lines = domains_output['output'].splitlines()[2:]
for domain in filter(lambda x: x, domains_lines):
d = domain.split()[1]
for x in ['dumpxml', 'dominfo', 'domblklist']:
- self.add_cmd_output('%s %s %s' % (cmd, x, d))
+ self.add_cmd_output('%s %s %s' % (cmd, x, d),
+ foreground=True)
+
# vim: et ts=4 sw=4