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From dada85e20a716597bb06c8684eca7a17a2eb8c5e Mon Sep 17 00:00:00 2001
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From: David Hildenbrand <david@redhat.com>
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Date: Tue, 17 Oct 2017 19:15:29 +0200
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Subject: [PATCH 24/69] tools/kvm_stat: handle SIGINT in log and batch modes
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: David Hildenbrand <david@redhat.com>
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Message-id: <20171017191605.2378-4-david@redhat.com>
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Patchwork-id: 77318
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O-Subject: [RHEL-7.5 qemu-kvm-rhev PATCH 03/39] tools/kvm_stat: handle SIGINT in log and batch modes
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Bugzilla: 1497137
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Cornelia Huck <cohuck@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Thomas Huth <thuth@redhat.com>
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Upstream-status: linux.git dadf1e7839243474b691ca4258bfd2a59e628a5e
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commit dadf1e7839243474b691ca4258bfd2a59e628a5e
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Author: Stefan Raspl <raspl@linux.vnet.ibm.com>
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Date: Fri Mar 10 13:40:02 2017 +0100
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tools/kvm_stat: handle SIGINT in log and batch modes
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SIGINT causes ugly unhandled exceptions in log and batch mode, which we
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prevent by catching the exceptions accordingly.
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Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
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Reviewed-by: Marc Hartmayer <mhartmay@linux.vnet.ibm.com>
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Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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Signed-off-by: David Hildenbrand <david@redhat.com>
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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scripts/kvm/kvm_stat | 28 +++++++++++++++++-----------
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1 file changed, 17 insertions(+), 11 deletions(-)
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diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
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index ef47ad7..14536c0 100755
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--- a/scripts/kvm/kvm_stat
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+++ b/scripts/kvm/kvm_stat
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@@ -969,12 +969,15 @@ class Tui(object):
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def batch(stats):
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"""Prints statistics in a key, value format."""
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- s = stats.get()
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- time.sleep(1)
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- s = stats.get()
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- for key in sorted(s.keys()):
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- values = s[key]
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- print '%-42s%10d%10d' % (key, values[0], values[1])
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+ try:
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+ s = stats.get()
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+ time.sleep(1)
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+ s = stats.get()
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+ for key in sorted(s.keys()):
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+ values = s[key]
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+ print '%-42s%10d%10d' % (key, values[0], values[1])
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+ except KeyboardInterrupt:
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+ pass
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def log(stats):
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"""Prints statistics as reiterating key block, multiple value blocks."""
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@@ -991,11 +994,14 @@ def log(stats):
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line = 0
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banner_repeat = 20
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while True:
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- time.sleep(1)
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- if line % banner_repeat == 0:
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- banner()
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- statline()
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- line += 1
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+ try:
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+ time.sleep(1)
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+ if line % banner_repeat == 0:
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+ banner()
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+ statline()
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+ line += 1
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+ except KeyboardInterrupt:
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+ break
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def get_options():
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"""Returns processed program arguments."""
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--
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1.8.3.1
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