In general, some simple input text scrubbing could go a long way here
me@gw01# set system login banner pre-login "======================================================================= \n========================= NOTICE TO USERS ========================= \n======================================================================= \n \nThis is an official computer system and is private property. It is for \nauthorized users only. Unauthorized users are prohibited. Users \n(authorized or unauthorized) have no explicit or implicit expectation \nof privacy. Any or all uses of this system may be subject to one or \nmore of the following actions: interception, monitoring, recording, \nauditing, inspection and disclosing to security personnel and law \nenforcement personnel, as well as authorized officials of other \nagencies, both domestic and foreign. By using this system, the user \nconsents to these actions. Unauthorized or improper use of this system \nmay result in administrative disciplinary action and civil and \ncriminal penalties. \n \nBy accessing this system you indicate your awareness of and consent to \nthese terms and conditions of use. Discontinue access immediately \nif you do not agree to the conditions stated in this notice. \n \n======================================================================= \n" [edit] me@gw01# commit [ system login ] VyOS had an issue completing a command. We are sorry that you encountered a problem while using VyOS. There are a few things you can do to help us (and yourself): - Contact us using the online help desk if you have a subscription: https://support.vyos.io/ - Make sure you are running the latest version of VyOS available at: https://vyos.net/get/ - Consult the community forum to see how to handle this issue: https://forum.vyos.io - Join us on Slack where our users exchange help and advice: https://vyos.slack.com When reporting problems, please include as much information as possible: - do not obfuscate any data (feel free to contact us privately if your business policy requires it) - and include all the information presented below Report time: 2022-04-24 06:54:33 Image version: VyOS 1.4-rolling-202204230217 Release train: sagitta Built by: [email protected] Built on: Sat 23 Apr 2022 02:17 UTC Build UUID: 9fc8318c-069f-4822-a8d4-112a49431340 Build commit ID: cb4ce6caf048aa Architecture: x86_64 Boot via: installed image System type: bare metal Hardware vendor: Supermicro Hardware model: Super Server Hardware S/N: 0123456789 Hardware UUID: 00000000-0000-0000-0000-3cecef01a24c Traceback (most recent call last): File "/usr/libexec/vyos/conf_mode/system-login.py", line 313, in <module> c = get_config() File "/usr/libexec/vyos/conf_mode/system-login.py", line 63, in get_config login = conf.get_config_dict(base, key_mangling=('-', '_'), File "/usr/lib/python3/dist-packages/vyos/config.py", line 238, in get_config_dict root_dict = self.get_cached_root_dict(effective) File "/usr/lib/python3/dist-packages/vyos/config.py", line 216, in get_cached_root_dict config_dict = json.loads(config.to_json()) File "/usr/lib/python3.9/json/__init__.py", line 346, in loads return _default_decoder.decode(s) File "/usr/lib/python3.9/json/decoder.py", line 337, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) File "/usr/lib/python3.9/json/decoder.py", line 353, in raw_decode obj, end = self.scan_once(s, idx) json.decoder.JSONDecodeError: Invalid \escape: line 1 column 45496 (char 45495) [[system login]] failed Commit failed [edit]
With "----"
me@gw01# set system login banner pre-login "----------------------------------------------------------------------- \n------------------------- NOTICE TO USERS ------------------------- \n----------------------------------------------------------------------- \n \nThis is an official computer system and is private property. It is for \nauthorized users only. Unauthorized users are prohibited. Users \n(authorized or unauthorized) have no explicit or implicit expectation \nof privacy. Any or all uses of this system may be subject to one or \nmore of the following actions: interception, monitoring, recording, \nauditing, inspection and disclosing to security personnel and law \nenforcement personnel, as well as authorized officials of other \nagencies, both domestic and foreign. By using this system, the user \nconsents to these actions. Unauthorized or improper use of this system \nmay result in administrative disciplinary action and civil and \ncriminal penalties. \n \nBy accessing this system you indicate your awareness of and consent to \nthese terms and conditions of use. Discontinue access immediately \nif you do not agree to the conditions stated in this notice. \n \n----------------------------------------------------------------------- \n" [edit] me@gw01# commit [ system login ] VyOS had an issue completing a command. We are sorry that you encountered a problem while using VyOS. There are a few things you can do to help us (and yourself): - Contact us using the online help desk if you have a subscription: https://support.vyos.io/ - Make sure you are running the latest version of VyOS available at: https://vyos.net/get/ - Consult the community forum to see how to handle this issue: https://forum.vyos.io - Join us on Slack where our users exchange help and advice: https://vyos.slack.com When reporting problems, please include as much information as possible: - do not obfuscate any data (feel free to contact us privately if your business policy requires it) - and include all the information presented below Report time: 2022-04-24 06:55:30 Image version: VyOS 1.4-rolling-202204230217 Release train: sagitta Built by: [email protected] Built on: Sat 23 Apr 2022 02:17 UTC Build UUID: 9fc8318c-069f-4822-a8d4-112a49431340 Build commit ID: cb4ce6caf048aa Architecture: x86_64 Boot via: installed image System type: bare metal Hardware vendor: Supermicro Hardware model: Super Server Hardware S/N: 0123456789 Hardware UUID: 00000000-0000-0000-0000-3cecef01a24c Traceback (most recent call last): File "/usr/libexec/vyos/conf_mode/system-login.py", line 313, in <module> c = get_config() File "/usr/libexec/vyos/conf_mode/system-login.py", line 63, in get_config login = conf.get_config_dict(base, key_mangling=('-', '_'), File "/usr/lib/python3/dist-packages/vyos/config.py", line 238, in get_config_dict root_dict = self.get_cached_root_dict(effective) File "/usr/lib/python3/dist-packages/vyos/config.py", line 216, in get_cached_root_dict config_dict = json.loads(config.to_json()) File "/usr/lib/python3.9/json/__init__.py", line 346, in loads return _default_decoder.decode(s) File "/usr/lib/python3.9/json/decoder.py", line 337, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) File "/usr/lib/python3.9/json/decoder.py", line 353, in raw_decode obj, end = self.scan_once(s, idx) json.decoder.JSONDecodeError: Invalid \escape: line 1 column 45496 (char 45495) [[system login]] failed Commit failed [edit]
With neither --- nor ===
me@gw01# set system login banner pre-login " \n NOTICE TO USERS \n \n \nThis is an official computer system and is private property. It is for \nauthorized users only. Unauthorized users are prohibited. Users \n(authorized or unauthorized) have no explicit or implicit expectation \nof privacy. Any or all uses of this system may be subject to one or \nmore of the following actions: interception, monitoring, recording, \nauditing, inspection and disclosing to security personnel and law \nenforcement personnel, as well as authorized officials of other \nagencies, both domestic and foreign. By using this system, the user \nconsents to these actions. Unauthorized or improper use of this system \nmay result in administrative disciplinary action and civil and \ncriminal penalties. \n \nBy accessing this system you indicate your awareness of and consent to \nthese terms and conditions of use. Discontinue access immediately \nif you do not agree to the conditions stated in this notice. \n \n \n" [edit] me@gw01# commit [ system login ] VyOS had an issue completing a command. We are sorry that you encountered a problem while using VyOS. There are a few things you can do to help us (and yourself): - Contact us using the online help desk if you have a subscription: https://support.vyos.io/ - Make sure you are running the latest version of VyOS available at: https://vyos.net/get/ - Consult the community forum to see how to handle this issue: https://forum.vyos.io - Join us on Slack where our users exchange help and advice: https://vyos.slack.com When reporting problems, please include as much information as possible: - do not obfuscate any data (feel free to contact us privately if your business policy requires it) - and include all the information presented below Report time: 2022-04-24 06:56:18 Image version: VyOS 1.4-rolling-202204230217 Release train: sagitta Built by: [email protected] Built on: Sat 23 Apr 2022 02:17 UTC Build UUID: 9fc8318c-069f-4822-a8d4-112a49431340 Build commit ID: cb4ce6caf048aa Architecture: x86_64 Boot via: installed image System type: bare metal Hardware vendor: Supermicro Hardware model: Super Server Hardware S/N: 0123456789 Hardware UUID: 00000000-0000-0000-0000-3cecef01a24c Traceback (most recent call last): File "/usr/libexec/vyos/conf_mode/system-login.py", line 313, in <module> c = get_config() File "/usr/libexec/vyos/conf_mode/system-login.py", line 63, in get_config login = conf.get_config_dict(base, key_mangling=('-', '_'), File "/usr/lib/python3/dist-packages/vyos/config.py", line 238, in get_config_dict root_dict = self.get_cached_root_dict(effective) File "/usr/lib/python3/dist-packages/vyos/config.py", line 216, in get_cached_root_dict config_dict = json.loads(config.to_json()) File "/usr/lib/python3.9/json/__init__.py", line 346, in loads return _default_decoder.decode(s) File "/usr/lib/python3.9/json/decoder.py", line 337, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) File "/usr/lib/python3.9/json/decoder.py", line 353, in raw_decode obj, end = self.scan_once(s, idx) json.decoder.JSONDecodeError: Invalid \escape: line 1 column 45303 (char 45302) [[system login]] failed Commit failed [edit]