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Diffstat (limited to 'src/resource_inventory/resource_manager.py')
| -rw-r--r-- | src/resource_inventory/resource_manager.py | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/resource_inventory/resource_manager.py b/src/resource_inventory/resource_manager.py index 652e4e3..28bed20 100644 --- a/src/resource_inventory/resource_manager.py +++ b/src/resource_inventory/resource_manager.py @@ -6,7 +6,7 @@ # which accompanies this distribution, and is available at # http://www.apache.org/licenses/LICENSE-2.0 ############################################################################## - +import re from dashboard.exceptions import ( ResourceExistenceException, @@ -172,3 +172,13 @@ class ResourceManager: self.releaseNetworks(grb, vlan_manager, vlans) for host in hosts: self.releaseHost(host) + + +class HostNameValidator(object): + regex = r'^[A-Za-z0-9][A-Za-z0-9-]*$' + message = "Hostnames can only contain alphanumeric characters and hyphens (-). Hostnames must start with a letter" + pattern = re.compile(regex) + + @classmethod + def is_valid_hostname(cls, hostname): + return len(hostname) < 65 and cls.pattern.fullmatch(hostname) is not None |