43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
#!/usr/bin/python
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from charmhelpers.core import unitdata
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from charms.reactive import Endpoint
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from charms.reactive import when_any, when_not
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from charms.reactive import set_state, remove_state
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db = unitdata.kv()
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class CNIPluginClient(Endpoint):
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def manage_flags(self):
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kubeconfig_hash = self.get_config().get("kubeconfig-hash")
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kubeconfig_hash_key = self.expand_name("{endpoint_name}.kubeconfig-hash")
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if kubeconfig_hash:
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set_state(self.expand_name("{endpoint_name}.kubeconfig.available"))
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if kubeconfig_hash != db.get(kubeconfig_hash_key):
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set_state(self.expand_name("{endpoint_name}.kubeconfig.changed"))
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db.set(kubeconfig_hash_key, kubeconfig_hash)
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@when_any("endpoint.{endpoint_name}.joined", "endpoint.{endpoint_name}.changed")
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def changed(self):
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"""Indicate the relation is connected, and if the relation data is
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set it is also available."""
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set_state(self.expand_name("{endpoint_name}.connected"))
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remove_state(self.expand_name("endpoint.{endpoint_name}.changed"))
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@when_not("endpoint.{endpoint_name}.joined")
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def broken(self):
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"""Indicate the relation is no longer available and not connected."""
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remove_state(self.expand_name("{endpoint_name}.connected"))
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def get_config(self):
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"""Get the kubernetes configuration information."""
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return self.all_joined_units.received_raw
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def set_config(self, cidr, cni_conf_file):
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"""Sets the CNI configuration information."""
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for relation in self.relations:
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relation.to_publish_raw.update(
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{"cidr": cidr, "cni-conf-file": cni_conf_file}
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)
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