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vr: reload dnsmasq when start vms (#5319)

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* vr: reload dnsmasq when start vms

* vr: fix pycodestyle check error

* vr: delete leases only when needed
This commit is contained in:
Wei Zhou 2021-08-25 03:47:34 +02:00 committed by GitHub
parent f822547c3b
commit 16e4de0c25
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 16 deletions
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33
systemvm/debian/opt/cloud/bin/cs/CsDhcp.py
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@ -37,12 +37,12 @@ class CsDhcp(CsDataBag):
self.changed = []
self.devinfo = CsHelper.get_device_info()
self.preseed()
self.cloud = CsFile(DHCP_HOSTS)
self.dhcp_hosts = CsFile(DHCP_HOSTS)
self.dhcp_opts = CsFile(DHCP_OPTS)
self.conf = CsFile(CLOUD_CONF)
self.dhcp_leases = CsFile(LEASES)
self.cloud.repopulate()
self.dhcp_hosts.repopulate()
self.dhcp_opts.repopulate()
for item in self.dbag:
@ -54,21 +54,22 @@ class CsDhcp(CsDataBag):
self.configure_server()
restart_dnsmasq = False
need_delete_leases = False
if self.conf.commit():
restart_dnsmasq = True
need_delete_leases = True
if self.cloud.commit():
restart_dnsmasq = True
if self.dhcp_hosts.commit():
need_delete_leases = True
if self.dhcp_leases.commit():
restart_dnsmasq = True
need_delete_leases = True
self.dhcp_opts.commit()
if restart_dnsmasq:
if need_delete_leases:
self.delete_leases()
self.write_hosts()
if not self.cl.is_redundant() or self.cl.is_master():
@ -189,20 +190,20 @@ class CsDhcp(CsDataBag):
lease = 'infinite'
if entry['default_entry']:
self.cloud.add("%s,%s,%s,%s" % (entry['mac_address'],
entry['ipv4_address'],
entry['host_name'],
lease))
self.dhcp_hosts.add("%s,%s,%s,%s" % (entry['mac_address'],
entry['ipv4_address'],
entry['host_name'],
lease))
self.dhcp_leases.search(entry['mac_address'], "0 %s %s %s *" % (entry['mac_address'],
entry['ipv4_address'],
entry['host_name']))
else:
tag = entry['ipv4_address'].replace(".", "_")
self.cloud.add("%s,set:%s,%s,%s,%s" % (entry['mac_address'],
tag,
entry['ipv4_address'],
entry['host_name'],
lease))
self.dhcp_hosts.add("%s,set:%s,%s,%s,%s" % (entry['mac_address'],
tag,
entry['ipv4_address'],
entry['host_name'],
lease))
self.dhcp_opts.add("%s,%s" % (tag, 3))
self.dhcp_opts.add("%s,%s" % (tag, 6))
self.dhcp_opts.add("%s,%s" % (tag, 15))