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MCOL-5806: added ability to start node in read-only mode

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This commit is contained in:
Alexander Presnyakov
2025-03-12 13:21:37 +00:00
parent 8859e3f4df
commit 37453ad47e
11 changed files with 213 additions and 42 deletions
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11
cmapi/cmapi_server/helpers.py
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@@ -541,6 +541,10 @@ def get_desired_nodes(config=DEFAULT_MCS_CONF_PATH):
return [ node.text for node in nodes ]
def get_read_only_nodes(root) -> list[str]:
return [node.text for node in root.findall("./ReadOnlyNodes/Node")]
def in_maintenance_state(config=DEFAULT_MCS_CONF_PATH):
nc = NodeConfig()
root = nc.get_current_config_root(config, upgrade=False)
@@ -577,6 +581,7 @@ def get_dbroots(node, config=DEFAULT_MCS_CONF_PATH):
dbroots = []
smc_node = root.find('./SystemModuleConfig')
mod_count = int(smc_node.find('./ModuleCount3').text)
for i in range(1, mod_count+1):
ip_addr = smc_node.find(f'./ModuleIPAddr{i}-1-3').text
hostname = smc_node.find(f'./ModuleHostName{i}-1-3').text
@@ -596,6 +601,12 @@ def get_dbroots(node, config=DEFAULT_MCS_CONF_PATH):
dbroots.append(
smc_node.find(f"./ModuleDBRootID{i}-{j}-3").text
)
if dbroots and nc.is_read_only():
logger = logging.getLogger("dbroots")
logger.warning("Config contains dbroots %s for this read-only node, ignoring", dbroots)
return []
return dbroots