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Check presence of files under /proc before opening them

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This commit is contained in:
Maykel Moya 2013-02-13 02:24:19 +01:00
parent 8b27085c34
commit 5e68143c46
1 changed files with 25 additions and 23 deletions
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48
library/setup
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@ -967,30 +967,32 @@ class LinuxVirtual(Virtual):
self.facts['virtualization_role'] = 'guest' self.facts['virtualization_role'] = 'guest'
return return
for line in open('/proc/self/status').readlines(): if os.path.exists('/proc/self/status'):
if re.match('^VxID: \d+', line): for line in open('/proc/self/status').readlines():
self.facts['virtualization_type'] = 'linux_vserver' if re.match('^VxID: \d+', line):
if re.match('^VxID: 0', line): self.facts['virtualization_type'] = 'linux_vserver'
self.facts['virtualization_role'] = 'host' if re.match('^VxID: 0', line):
else: self.facts['virtualization_role'] = 'host'
self.facts['virtualization_role'] = 'guest' else:
return self.facts['virtualization_role'] = 'guest'
return
for line in open('/proc/cpuinfo').readlines(): if os.path.exists('/proc/cpuinfo'):
if re.match('^model name.*QEMU Virtual CPU', line): for line in open('/proc/cpuinfo').readlines():
self.facts['virtualization_type'] = 'kvm' if re.match('^model name.*QEMU Virtual CPU', line):
elif re.match('^vendor_id.*User Mode Linux', line): self.facts['virtualization_type'] = 'kvm'
self.facts['virtualization_type'] = 'uml' elif re.match('^vendor_id.*User Mode Linux', line):
elif re.match('^model name.*UML', line): self.facts['virtualization_type'] = 'uml'
self.facts['virtualization_type'] = 'uml' elif re.match('^model name.*UML', line):
elif re.match('^vendor_id.*PowerVM Lx86', line): self.facts['virtualization_type'] = 'uml'
self.facts['virtualization_type'] = 'powervm_lx86' elif re.match('^vendor_id.*PowerVM Lx86', line):
elif re.match('^vendor_id.*IBM/S390', line): self.facts['virtualization_type'] = 'powervm_lx86'
self.facts['virtualization_type'] = 'ibm_systemz' elif re.match('^vendor_id.*IBM/S390', line):
else: self.facts['virtualization_type'] = 'ibm_systemz'
continue else:
self.facts['virtualization_role'] = 'guest' continue
return self.facts['virtualization_role'] = 'guest'
return
# Beware that we can have both kvm and virtualbox running on a single system # Beware that we can have both kvm and virtualbox running on a single system
if os.path.exists("/proc/modules"): if os.path.exists("/proc/modules"):