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Fix: avoid mutating device.name in _get_common_name #1300

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Fix: avoid mutating device.name in _get_common_name #1300

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46acb5f
[fix] Avoid mutating device.name in _get_common_name #1300
k-sumayya Mar 19, 2026
520e8a0
[fix] Add regression test for _get_common_name #1300
k-sumayya Jun 13, 2026
715c852
Merge branch 'master' into fix-common-name-bug
k-sumayya Jun 13, 2026
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6 changes: 3 additions & 3 deletions openwisp_controller/config/base/vpn.py
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Original file line number Diff line number Diff line change
Expand Up @@ -892,12 +892,12 @@ def _get_common_name(self):
"""
d = self.config.device
end = 63 - len(d.mac_address)
d.name = d.name[:end]
name = d.name[:end]
unique_slug = shortuuid.ShortUUID().random(length=8)
cn_format = app_settings.COMMON_NAME_FORMAT
if cn_format == "{mac_address}-{name}" and d.name == d.mac_address:
if cn_format == "{mac_address}-{name}" and name == d.mac_address:
cn_format = "{mac_address}"
common_name = cn_format.format(**d.__dict__)[:55]
common_name = cn_format.format(**{**d.__dict__, "name": name})[:55]
common_name = f"{common_name}-{unique_slug}"
return common_name

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