WWID search fails for bionic

[sudeephb]

line 445 of src/charm.py should be adapted for bionic like this :
wwid = re.findall(r"(([\d\w]+))|^([\d\w]+)", result)

The output of multipath -11 can differ between different versions of multipath. See below:
18.04
$ sudo multipath -ll
3624a937085a63e7d52ae469c00011014 dm-0 PURE,FlashArray
size=2.0T features='0' hwhandler='0' wp=rw
-+- policy='service-time 0' prio=50 status=active |- 6:0:0:1 sdh 8:112 active ready running |- 6:0:1:1 sdi 8:128 active ready running |- 6:0:2:1 sdj 8:144 active ready running |- 6:0:3:1 sdk 8:160 active ready running |- 6:0:4:1 sdl 8:176 active ready running |- 6:0:5:1 sdm 8:192 active ready running |- 10:0:0:1 sda 8:0 active ready running |- 10:0:1:1 sdb 8:16 active ready running |- 10:0:2:1 sdc 8:32 active ready running |- 10:0:3:1 sdd 8:48 active ready running |- 10:0:4:1 sde 8:64 active ready running - 10:0:5:1 sdf 8:80 active ready running

VS
20.04

~$ sudo multipath -ll
data1 (3624a937085a63e7d52ae469c00011018) dm-0 PURE,FlashArray
size=2.0T features='1 queue_if_no_path' hwhandler='1 alua' wp=rw
-+- policy='queue-length 0' prio=50 status=active |- 9:0:0:1 sda 8:0 active ready running |- 9:0:1:1 sdb 8:16 active ready running |- 9:0:2:1 sdc 8:32 active ready running |- 9:0:3:1 sdd 8:48 active ready running |- 9:0:4:1 sde 8:64 active ready running |- 9:0:5:1 sdf 8:80 active ready running |- 10:0:0:1 sdh 8:112 active ready running |- 10:0:1:1 sdi 8:128 active ready running |- 10:0:2:1 sdj 8:144 active ready running |- 10:0:3:1 sdk 8:160 active ready running |- 10:0:4:1 sdl 8:176 active ready running - 10:0:5:1 sdm 8:192 active ready running

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Imported from Launchpad using lp2gh.

• date created: 2021-09-21T20:15:05Z

• owner: camille.rodriguez

• assignee: None

• the launchpad url