315 lines
13 KiB
Python
315 lines
13 KiB
Python
# Copyright © 2022, 2023 Cerc
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http:#www.gnu.org/licenses/>.
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from app.util import get_yaml
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from app.deploy_types import DeployCommandContext, LaconicStackSetupCommand, DeploymentContext
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from app.stack_state import State
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from app.deploy_util import VolumeMapping, run_container_command
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from app.command_types import CommandOptions
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from enum import Enum
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from pathlib import Path
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from shutil import copyfile, copytree
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import json
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import os
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import sys
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import tomli
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import re
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default_spec_file_content = """config:
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node_moniker: my-node-name
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chain_id: my-chain-id
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"""
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class SetupPhase(Enum):
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INITIALIZE = 1
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JOIN = 2
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CREATE = 3
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ILLEGAL = 3
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def _client_toml_path(network_dir: Path):
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return network_dir.joinpath("config", "client.toml")
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def _config_toml_path(network_dir: Path):
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return network_dir.joinpath("config", "config.toml")
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def _get_chain_id_from_config(network_dir: Path):
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chain_id = None
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with open(_client_toml_path(network_dir), "rb") as f:
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toml_dict = tomli.load(f)
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chain_id = toml_dict["chain-id"]
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return chain_id
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def _get_node_moniker_from_config(network_dir: Path):
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moniker = None
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with open(_client_toml_path(network_dir), "rb") as f:
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toml_dict = tomli.load(f)
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moniker = toml_dict["moniker"]
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return moniker
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def _get_node_key_from_gentx(options: CommandOptions, gentx_file_name: str):
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gentx_file_path = Path(gentx_file_name)
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if gentx_file_path.exists():
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with open(Path(gentx_file_name), "rb") as f:
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parsed_json = json.load(f)
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return parsed_json['body']['messages'][0]['delegator_address']
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else:
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print(f"Error: gentx file: {gentx_file_name} does not exist")
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sys.exit(1)
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def _comma_delimited_to_list(list_str: str):
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return list_str.split(",") if list_str else []
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def _get_node_keys_from_gentx_files(options: CommandOptions, gentx_file_list: str):
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node_keys = []
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gentx_files = _comma_delimited_to_list(gentx_file_list)
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for gentx_file in gentx_files:
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node_key = _get_node_key_from_gentx(options, gentx_file)
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if node_key:
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node_keys.append(node_key)
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return node_keys
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def _copy_gentx_files(options: CommandOptions, network_dir: Path, gentx_file_list: str):
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gentx_files = _comma_delimited_to_list(gentx_file_list)
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for gentx_file in gentx_files:
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gentx_file_path = Path(gentx_file)
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copyfile(gentx_file_path, os.path.join(network_dir, "config", "gentx", os.path.basename(gentx_file_path)))
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def _remove_persistent_peers(options: CommandOptions, network_dir: Path):
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config_file_path = _config_toml_path(network_dir)
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if not config_file_path.exists():
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print("Error: config.toml not found")
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sys.exit(1)
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with open(config_file_path, "r") as input_file:
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config_file_content = input_file.read()
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persistent_peers_pattern = '^persistent_peers = "(.+?)"'
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replace_with = "persistent_peers = \"\""
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config_file_content = re.sub(persistent_peers_pattern, replace_with, config_file_content, flags=re.MULTILINE)
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with open(config_file_path, "w") as output_file:
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output_file.write(config_file_content)
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def _insert_persistent_peers(options: CommandOptions, config_dir: Path, new_persistent_peers: str):
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config_file_path = config_dir.joinpath("config.toml")
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if not config_file_path.exists():
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print("Error: config.toml not found")
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sys.exit(1)
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with open(config_file_path, "r") as input_file:
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config_file_content = input_file.read()
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persistent_peers_pattern = '^persistent_peers = ""'
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replace_with = f"persistent_peers = \"{new_persistent_peers}\""
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config_file_content = re.sub(persistent_peers_pattern, replace_with, config_file_content, flags=re.MULTILINE)
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with open(config_file_path, "w") as output_file:
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output_file.write(config_file_content)
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def _phase_from_params(parameters):
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phase = SetupPhase.ILLEGAL
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if parameters.initialize_network:
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if parameters.join_network or parameters.create_network:
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print("Can't supply --join-network or --create-network with --initialize-network")
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sys.exit(1)
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if not parameters.chain_id:
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print("--chain-id is required")
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sys.exit(1)
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# node_moniker must be supplied
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if not parameters.node_moniker:
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print("Error: --node-moniker is required")
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sys.exit(1)
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phase = SetupPhase.INITIALIZE
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elif parameters.join_network:
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if parameters.initialize_network or parameters.create_network:
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print("Can't supply --initialize-network or --create-network with --join-network")
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sys.exit(1)
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phase = SetupPhase.JOIN
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elif parameters.create_network:
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if parameters.initialize_network or parameters.join_network:
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print("Can't supply --initialize-network or --join-network with --create-network")
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sys.exit(1)
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phase = SetupPhase.CREATE
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return phase
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def setup(command_context: DeployCommandContext, parameters: LaconicStackSetupCommand, extra_args):
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options = command_context.cluster_context.options
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currency = "stake" # Does this need to be a parameter?
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if options.debug:
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print(f"parameters: {parameters}")
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phase = _phase_from_params(parameters)
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network_dir = Path(parameters.network_dir).absolute()
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laconicd_home_path_in_container = "/laconicd-home"
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mounts = [
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VolumeMapping(network_dir, laconicd_home_path_in_container)
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]
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if phase == SetupPhase.INITIALIZE:
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# We want to create the directory so if it exists that's an error
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if os.path.exists(network_dir):
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print(f"Error: network directory {network_dir} already exists")
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sys.exit(1)
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os.mkdir(network_dir)
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output, status = run_container_command(
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command_context,
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"laconicd", f"laconicd init {parameters.node_moniker} --home {laconicd_home_path_in_container}\
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--chain-id {parameters.chain_id}", mounts)
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if options.debug:
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print(f"Command output: {output}")
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elif phase == SetupPhase.JOIN:
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if not os.path.exists(network_dir):
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print(f"Error: network directory {network_dir} doesn't exist")
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sys.exit(1)
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# Get the chain_id from the config file created in the INITIALIZE phase
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chain_id = _get_chain_id_from_config(network_dir)
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output1, status1 = run_container_command(
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command_context, "laconicd", f"laconicd keys add {parameters.key_name} --home {laconicd_home_path_in_container}\
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--keyring-backend test", mounts)
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if options.debug:
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print(f"Command output: {output1}")
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output2, status2 = run_container_command(
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command_context,
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"laconicd",
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f"laconicd add-genesis-account {parameters.key_name} 12900000000000000000000{currency}\
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--home {laconicd_home_path_in_container} --keyring-backend test",
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mounts)
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if options.debug:
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print(f"Command output: {output2}")
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output3, status3 = run_container_command(
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command_context,
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"laconicd",
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f"laconicd gentx {parameters.key_name} 90000000000{currency} --home {laconicd_home_path_in_container}\
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--chain-id {chain_id} --keyring-backend test",
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mounts)
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if options.debug:
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print(f"Command output: {output3}")
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output4, status4 = run_container_command(
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command_context,
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"laconicd",
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f"laconicd keys show {parameters.key_name} -a --home {laconicd_home_path_in_container} --keyring-backend test",
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mounts)
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print(f"Node validator address: {output4}")
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elif phase == SetupPhase.CREATE:
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if not os.path.exists(network_dir):
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print(f"Error: network directory {network_dir} doesn't exist")
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sys.exit(1)
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# In the CREATE phase, we are either a "coordinator" node, generating the genesis.json file ourselves
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# OR we are a "not-coordinator" node, consuming a genesis file we got from the coordinator node.
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if parameters.genesis_file:
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# We got the genesis file from elsewhere
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# Copy it into our network dir
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genesis_file_path = Path(parameters.genesis_file)
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if not os.path.exists(genesis_file_path):
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print(f"Error: supplied genesis file: {parameters.genesis_file} does not exist.")
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sys.exit(1)
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copyfile(genesis_file_path, os.path.join(network_dir, "config", os.path.basename(genesis_file_path)))
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else:
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# We're generating the genesis file
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if not parameters.gentx_file_list:
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print("Error: --gentx-files must be supplied")
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sys.exit(1)
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# First look in the supplied gentx files for the other nodes' keys
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other_node_keys = _get_node_keys_from_gentx_files(options, parameters.gentx_file_list)
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# Add those keys to our genesis, with balances we determine here (why?)
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for other_node_key in other_node_keys:
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outputk, statusk = run_container_command(
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command_context, "laconicd", f"laconicd add-genesis-account {other_node_key} 12900000000000000000000{currency}\
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--home {laconicd_home_path_in_container} --keyring-backend test", mounts)
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if options.debug:
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print(f"Command output: {outputk}")
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# Copy the gentx json files into our network dir
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_copy_gentx_files(options, network_dir, parameters.gentx_file_list)
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# Now we can run collect-gentxs
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output1, status1 = run_container_command(
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command_context, "laconicd", f"laconicd collect-gentxs --home {laconicd_home_path_in_container}", mounts)
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if options.debug:
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print(f"Command output: {output1}")
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print(f"Generated genesis file, please copy to other nodes as required: \
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{os.path.join(network_dir, 'config', 'genesis.json')}")
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# Last thing, collect-gentxs puts a likely bogus set of persistent_peers in config.toml so we remove that now
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_remove_persistent_peers(options, network_dir)
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# In both cases we validate the genesis file now
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output2, status1 = run_container_command(
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command_context, "laconicd", f"laconicd validate-genesis --home {laconicd_home_path_in_container}", mounts)
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print(f"validate-genesis result: {output2}")
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else:
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print("Illegal parameters supplied")
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sys.exit(1)
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def create(context: DeploymentContext, extra_args):
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network_dir = extra_args[0]
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if network_dir is None:
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print("Error: --network-dir must be supplied")
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sys.exit(1)
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network_dir_path = Path(network_dir)
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if not (network_dir_path.exists() and network_dir_path.is_dir()):
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print(f"Error: supplied network directory does not exist: {network_dir}")
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sys.exit(1)
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config_dir_path = network_dir_path.joinpath("config")
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if not (config_dir_path.exists() and config_dir_path.is_dir()):
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print(f"Error: supplied network directory does not contain a config directory: {config_dir_path}")
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sys.exit(1)
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data_dir_path = network_dir_path.joinpath("data")
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if not (data_dir_path.exists() and data_dir_path.is_dir()):
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print(f"Error: supplied network directory does not contain a data directory: {data_dir_path}")
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sys.exit(1)
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# Copy the network directory contents into our deployment
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# TODO: change this to work with non local paths
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deployment_config_dir = context.deployment_dir.joinpath("data", "laconicd-config")
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copytree(config_dir_path, deployment_config_dir, dirs_exist_ok=True)
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# If supplied, add the initial persistent peers to the config file
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if extra_args[1]:
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initial_persistent_peers = extra_args[1]
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_insert_persistent_peers(context.command_context.cluster_context.options, deployment_config_dir, initial_persistent_peers)
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# Copy the data directory contents into our deployment
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# TODO: change this to work with non local paths
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deployment_data_dir = context.deployment_dir.joinpath("data", "laconicd-data")
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copytree(data_dir_path, deployment_data_dir, dirs_exist_ok=True)
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def init(command_context: DeployCommandContext):
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yaml = get_yaml()
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return yaml.load(default_spec_file_content)
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def get_state(command_context: DeployCommandContext):
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print("Here we get state")
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return State.CONFIGURED
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def change_state(command_context: DeployCommandContext):
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pass
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