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don't double the count of i for LinuxHardware cpuinfo keys on

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'vendor_id' and 'model name' keys

Check for Xen paravirt and handle processor facts accordingly
This commit is contained in:
Adam Miller 2015-01-06 17:00:19 -06:00
commit 3729259b68
1 changed files with 32 additions and 7 deletions
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25
lib/ansible/module_utils/facts.py
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@ -603,23 +603,38 @@ class LinuxHardware(Hardware):
def get_cpu_facts(self): def get_cpu_facts(self):
i = 0 i = 0
vendor_id_occurrence = 0
model_name_occurrence = 0
physid = 0 physid = 0
coreid = 0 coreid = 0
sockets = {} sockets = {}
cores = {} cores = {}
xen_paravirt = False
if not os.access("/proc/cpuinfo", os.R_OK): if not os.access("/proc/cpuinfo", os.R_OK):
return return
self.facts['processor'] = [] self.facts['processor'] = []
for line in open("/proc/cpuinfo").readlines(): for line in open("/proc/cpuinfo").readlines():
data = line.split(":", 1) data = line.split(":", 1)
key = data[0].strip() key = data[0].strip()
# model name is for Intel arch, Processor (mind the uppercase P) # model name is for Intel arch, Processor (mind the uppercase P)
# works for some ARM devices, like the Sheevaplug. # works for some ARM devices, like the Sheevaplug.
if key == 'model name' or key == 'Processor' or key == 'vendor_id': if key == 'model name' or key == 'Processor' or key == 'vendor_id':
if 'processor' not in self.facts: if 'processor' not in self.facts:
self.facts['processor'] = [] self.facts['processor'] = []
self.facts['processor'].append(data[1].strip()) self.facts['processor'].append(data[1].strip())
if key == 'vendor_id':
vendor_id_occurrence += 1
if key == 'model name':
model_name_occurrence += 1
i += 1 i += 1
elif key == 'flags':
# Check for vme cpu flag, Xen paravirt does not expose this.
# Need to detect Xen paravirt because it exposes cpuinfo
# differently than Xen HVM or KVM and causes reporting of
# only a single cpu core.
if 'vme' not in data:
xen_paravirt = True
elif key == 'physical id': elif key == 'physical id':
physid = data[1].strip() physid = data[1].strip()
if physid not in sockets: if physid not in sockets:
@ -634,7 +649,17 @@ class LinuxHardware(Hardware):
cores[coreid] = int(data[1].strip()) cores[coreid] = int(data[1].strip())
elif key == '# processors': elif key == '# processors':
self.facts['processor_cores'] = int(data[1].strip()) self.facts['processor_cores'] = int(data[1].strip())
if vendor_id_occurrence == model_name_occurrence:
i = vendor_id_occurrence
if self.facts['architecture'] != 's390x': if self.facts['architecture'] != 's390x':
if xen_paravirt:
self.facts['processor_count'] = i
self.facts['processor_cores'] = i
self.facts['processor_threads_per_core'] = 1
self.facts['processor_vcpus'] = i
else:
self.facts['processor_count'] = sockets and len(sockets) or i self.facts['processor_count'] = sockets and len(sockets) or i
self.facts['processor_cores'] = sockets.values() and sockets.values()[0] or 1 self.facts['processor_cores'] = sockets.values() and sockets.values()[0] or 1
self.facts['processor_threads_per_core'] = ((cores.values() and self.facts['processor_threads_per_core'] = ((cores.values() and