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Fix containers#671 Signed-off-by: Sagi Shnaidman <sshnaidm@redhat.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| # Copyright (c) 2024 Sagi Shnaidman | ||
| # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) | ||
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| from __future__ import absolute_import, division, print_function | ||
| __metaclass__ = type | ||
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| class Quadlet: | ||
| param_map = {} | ||
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| def __init__(self, section: str, params: dict): | ||
| self.section = section | ||
| self.custom_params = self.custom_prepare_params(params) | ||
| self.dict_params = self.prepare_params() | ||
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| def custom_prepare_params(self, params: dict) -> dict: | ||
| """ | ||
| Custom parameter processing for specific Quadlet types. | ||
| """ | ||
| # This should be implemented in child classes if needed. | ||
| return params | ||
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| def prepare_params(self) -> dict: | ||
| """ | ||
| Convert parameter values as per param_map using a dictionary comprehension. | ||
| """ | ||
| processed_params = [] | ||
| for param_key, quadlet_key in self.param_map.items(): | ||
| value = self.custom_params.get(param_key) | ||
| if value is not None: | ||
| if isinstance(value, list): | ||
| # Add an entry for each item in the list | ||
| for item in value: | ||
| processed_params.append([quadlet_key, item]) | ||
| else: | ||
| if isinstance(value, bool): | ||
| value = str(value).lower() | ||
| # Add a single entry for the key | ||
| processed_params.append([quadlet_key, value]) | ||
| return processed_params | ||
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| def create_quadlet_content(self) -> str: | ||
| """ | ||
| Construct the quadlet content as a string. | ||
| """ | ||
| return f"[{self.section}]\n" + "\n".join( | ||
| f"{key}={value}" for key, value in self.dict_params | ||
| ) + "\n" | ||
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| def write_to_file(self, path: str): | ||
| """ | ||
| Write the quadlet content to a file at the specified path. | ||
| """ | ||
| content = self.create_quadlet_content() | ||
| with open(path, 'w') as file: | ||
| file.write(content) | ||
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| class ContainerQuadlet(Quadlet): | ||
| param_map = { | ||
| 'annotation': 'Annotation', | ||
| 'name': 'ContainerName', | ||
| 'image': 'Image', | ||
| 'volume': 'Volume', | ||
| 'network': 'Network', | ||
| 'command': 'Exec', | ||
| 'cap_add': 'AddCapability', | ||
| # Add more parameter mappings specific to containers | ||
| } | ||
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| def __init__(self, params: dict): | ||
| super().__init__("Container", params) | ||
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| def custom_prepare_params(self, params: dict) -> dict: | ||
| """ | ||
| Custom parameter processing for container-specific parameters. | ||
| """ | ||
| if params["annotation"]: | ||
| params['annotation'] = ["%s=%s" % | ||
| (k, v) for k, v in params['annotation'].items()] | ||
| if params["cap_add"]: | ||
| params["cap_add"] = " ".join(params["cap_add"]) | ||
| if params["command"]: | ||
| params["command"] = (" ".join(params["command"]) | ||
| if isinstance(params["command"], list) | ||
| else params["command"]) | ||
| # Return params with custom processing applied | ||
| return params | ||
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| class NetworkQuadlet(Quadlet): | ||
| param_map = { | ||
| 'name': 'NetworkName', | ||
| 'internal': 'Internal', | ||
| 'driver': 'Driver', | ||
| 'gateway': 'Gateway', | ||
| 'disable_dns': 'DisableDNS', | ||
| 'subnet': 'Subnet', | ||
| # Add more parameter mappings specific to networks | ||
| } | ||
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| def __init__(self, params: dict): | ||
| super().__init__("Network", params) | ||
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| # This is a inherited class that represents a Quadlet file for the Podman image | ||
| class Image(Quadlet): | ||
| pass | ||
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| # This is a inherited class that represents a Quadlet file for the Podman pod | ||
| class Pod(Quadlet): | ||
| pass | ||
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| # This is a inherited class that represents a Quadlet file for the Podman volume | ||
| class Volume(Quadlet): | ||
| pass | ||
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| # This is a inherited class that represents a Quadlet file for the Podman kube | ||
| class Kube(Quadlet): | ||
| pass | ||
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| if __name__ == "__main__": | ||
| container_params = { | ||
| "annotation": {"key1": "value1", "key2": "value2"}, | ||
| "name": "my_container", | ||
| "command": ["sleep", "10"], | ||
| "image": "quay.io/aaa/alpine", | ||
| "volume": ["/my/host/path:/my/container/path:ro", "/another/host/path:/another/container/path:rw"], | ||
| "cap_add": ["CAP_DAC_OVERRIDE", "CAP_IPC_OWNER"], | ||
| "network": None, | ||
| "foo": "bar", | ||
|
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| # ... other container-specific parameters | ||
| } | ||
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| container_quadlet = ContainerQuadlet(container_params) | ||
| # print(container_quadlet.create_quadlet_content()) | ||
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| network_params = { | ||
| "name": "my_network", | ||
| "internal": True, | ||
| "driver": "bridge", | ||
| "gateway": "1.2.3.4", | ||
| "disable_dns": False, | ||
| "subnet": None, | ||
| # ... other network-specific parameters | ||
| } | ||
| network_quadlet = NetworkQuadlet(network_params) | ||
| # print(network_quadlet.create_quadlet_content()) |
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