xCAT/confluent
2
0
Fork 0
mirror of https://github.com/xcat2/confluent.git synced 2024-11-22 09:32:21 +00:00
Code Issues Projects Releases Wiki Activity

Add more deep checking of node networking

Browse Source 
Whether due to the management node or node IP addresses,
check if deployment can reasonably proceed using IPv4 or IPv6,
and give a warning with some suggestions to check.

Also, add nodeinventory <node> -s as an example resolution for missing
uuid.
This commit is contained in:
Jarrod Johnson 2023-10-27 13:34:52 -04:00
parent 0857716f64
commit d082610678
1 changed files with 22 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
confluent_server/bin/confluent_selfcheck
View File

@ -15,6 +15,7 @@ import confluent.sshutil as sshutil
import confluent.certutil as certutil
import confluent.client as client
import confluent.config.configmanager as configmanager
import confluent.netutil as netutil
import eventlet.green.subprocess as subprocess
import tempfile
import shutil
@ -244,7 +245,7 @@ if __name__ == '__main__':
allok = False
uuidok = True # not really, but suppress the spurious error
dnsdomain = rsp.get('dns.domain', {}).get('value', '')
if ',' in dnsdomain or ' ' in dnsdomain:
if dnsdomain and (',' in dnsdomain or ' ' in dnsdomain):
allok = False
emprint(f'{args.node} has a dns.domain that appears to be a search instead of singular domain')
uuidok = True # not really, but suppress the spurious error
@ -269,9 +270,28 @@ if __name__ == '__main__':
switch_value = rsp[key].get('value',None)
if switch_value and switch_value not in valid_nodes:
emprint(f'{switch_value} is not a valid node name (as referenced by attribute "{key}" of node {args.node}).')
print(f"Checking network configuration for {args.node}")
cfg = configmanager.ConfigManager(None)
bootablev4nics = []
bootablev6nics = []
for nic in glob.glob("/sys/class/net/*/ifindex"):
idx = int(open(nic, "r").read())
nicname = nic.split('/')[-2]
ncfg = netutil.get_nic_config(cfg, args.node, ifidx=idx)
if ncfg['ipv4_address'] or ncfg['ipv4_method'] == 'dhcp':
bootablev4nics.append(nicname)
if ncfg['ipv6_address']:
bootablev6nics.append(nicname)
if bootablev4nics:
print("{} appears to have network configuration suitable for IPv4 deployment via: {}".format(args.node, ",".join(bootablev4nics)))
elif bootablev6nics:
print('{} appears to have networking configuration suitable for IPv6 deployment via: {}'.format(args.node, ",".join(bootablev6nics)))
else:
emprint(f"{args.node} may not have any viable IP network configuration (check name resolution (DNS or hosts file) "
"and/or net.*ipv4_address, and verify that the deployment serer addresses and subnet mask/prefix length are accurate)")
if not uuidok and not macok:
allok = False
emprint(f'{args.node} does not have a uuid or mac address defined in id.uuid or net.*hwaddr, deployment will not work')
emprint(f'{args.node} does not have a uuid or mac address defined in id.uuid or net.*hwaddr, deployment will not work (Example resolution: nodeinventory {args.node} -s)')
if allok:
print(f'No issues detected with attributes of {args.node}')
fprint("Checking name resolution: ")