diff --git a/daemon-common/node.py b/daemon-common/node.py index d6ea6d8b..b2e127ce 100644 --- a/daemon-common/node.py +++ b/daemon-common/node.py @@ -29,23 +29,23 @@ def getNodeInformation(zkhandler, node_name): """ Gather information about a node from the Zookeeper database and return a dict() containing it. """ - node_daemon_state = zkhandler.read('/nodes/{}/daemonstate'.format(node_name)) - node_coordinator_state = zkhandler.read('/nodes/{}/routerstate'.format(node_name)) - node_domain_state = zkhandler.read('/nodes/{}/domainstate'.format(node_name)) - node_static_data = zkhandler.read('/nodes/{}/staticdata'.format(node_name)).split() + node_daemon_state = zkhandler.read(('node.state.daemon', node_name)) + node_coordinator_state = zkhandler.read(('node.state.router', node_name)) + node_domain_state = zkhandler.read(('node.state.domain', node_name)) + node_static_data = zkhandler.read(('node.data.static', node_name)).split() node_cpu_count = int(node_static_data[0]) node_kernel = node_static_data[1] node_os = node_static_data[2] node_arch = node_static_data[3] - node_vcpu_allocated = int(zkhandler.read('/nodes/{}/vcpualloc'.format(node_name))) - node_mem_total = int(zkhandler.read('/nodes/{}/memtotal'.format(node_name))) - node_mem_allocated = int(zkhandler.read('/nodes/{}/memalloc'.format(node_name))) - node_mem_provisioned = int(zkhandler.read('/nodes/{}/memprov'.format(node_name))) - node_mem_used = int(zkhandler.read('/nodes/{}/memused'.format(node_name))) - node_mem_free = int(zkhandler.read('/nodes/{}/memfree'.format(node_name))) - node_load = float(zkhandler.read('/nodes/{}/cpuload'.format(node_name))) - node_domains_count = int(zkhandler.read('/nodes/{}/domainscount'.format(node_name))) - node_running_domains = zkhandler.read('/nodes/{}/runningdomains'.format(node_name)).split() + node_vcpu_allocated = int(zkhandler.read(('node.vcpu.allocated', node_name))) + node_mem_total = int(zkhandler.read(('node.memory.total', node_name))) + node_mem_allocated = int(zkhandler.read(('node.memory.allocated', node_name))) + node_mem_provisioned = int(zkhandler.read(('node.memory.provisioned', node_name))) + node_mem_used = int(zkhandler.read(('node.memory.used', node_name))) + node_mem_free = int(zkhandler.read(('node.memory.free', node_name))) + node_load = float(zkhandler.read(('node.cpu.load', node_name))) + node_domains_count = int(zkhandler.read(('node.count.provisioned_domains', node_name))) + node_running_domains = zkhandler.read(('node.running_domains', node_name)).split() # Construct a data structure to represent the data node_information = { @@ -84,23 +84,23 @@ def secondary_node(zkhandler, node): return False, 'ERROR: No node named "{}" is present in the cluster.'.format(node) # Ensure node is a coordinator - daemon_mode = zkhandler.read('/nodes/{}/daemonmode'.format(node)) + daemon_mode = zkhandler.read(('node.mode', node)) if daemon_mode == 'hypervisor': return False, 'ERROR: Cannot change router mode on non-coordinator node "{}"'.format(node) # Ensure node is in run daemonstate - daemon_state = zkhandler.read('/nodes/{}/daemonstate'.format(node)) + daemon_state = zkhandler.read(('node.state.daemon', node)) if daemon_state != 'run': return False, 'ERROR: Node "{}" is not active'.format(node) # Get current state - current_state = zkhandler.read('/nodes/{}/routerstate'.format(node)) + current_state = zkhandler.read(('node.state.router', node)) if current_state == 'secondary': return True, 'Node "{}" is already in secondary router mode.'.format(node) retmsg = 'Setting node {} in secondary router mode.'.format(node) zkhandler.write([ - ('/config/primary_node', 'none') + ('base.config.primary_node', 'none') ]) return True, retmsg @@ -112,23 +112,23 @@ def primary_node(zkhandler, node): return False, 'ERROR: No node named "{}" is present in the cluster.'.format(node) # Ensure node is a coordinator - daemon_mode = zkhandler.read('/nodes/{}/daemonmode'.format(node)) + daemon_mode = zkhandler.read(('node.mode', node)) if daemon_mode == 'hypervisor': return False, 'ERROR: Cannot change router mode on non-coordinator node "{}"'.format(node) # Ensure node is in run daemonstate - daemon_state = zkhandler.read('/nodes/{}/daemonstate'.format(node)) + daemon_state = zkhandler.read(('node.state.daemon', node)) if daemon_state != 'run': return False, 'ERROR: Node "{}" is not active'.format(node) # Get current state - current_state = zkhandler.read('/nodes/{}/routerstate'.format(node)) + current_state = zkhandler.read(('node.state.router', node)) if current_state == 'primary': return True, 'Node "{}" is already in primary router mode.'.format(node) retmsg = 'Setting node {} in primary router mode.'.format(node) zkhandler.write([ - ('/config/primary_node', node) + ('base.config.primary_node', node) ]) return True, retmsg @@ -139,18 +139,18 @@ def flush_node(zkhandler, node, wait=False): if not common.verifyNode(zkhandler, node): return False, 'ERROR: No node named "{}" is present in the cluster.'.format(node) - if zkhandler.read('/nodes/{}/domainstate'.format(node)) == 'flushed': + if zkhandler.read(('node.state.domain', node)) == 'flushed': return True, 'Hypervisor {} is already flushed.'.format(node) retmsg = 'Flushing hypervisor {} of running VMs.'.format(node) # Add the new domain to Zookeeper zkhandler.write([ - ('/nodes/{}/domainstate'.format(node), 'flush') + (('node.state.domain', node), 'flush') ]) if wait: - while zkhandler.read('/nodes/{}/domainstate'.format(node)) == 'flush': + while zkhandler.read(('node.state.domain', node)) == 'flush': time.sleep(1) retmsg = 'Flushed hypervisor {} of running VMs.'.format(node) @@ -162,18 +162,18 @@ def ready_node(zkhandler, node, wait=False): if not common.verifyNode(zkhandler, node): return False, 'ERROR: No node named "{}" is present in the cluster.'.format(node) - if zkhandler.read('/nodes/{}/domainstate'.format(node)) == 'ready': + if zkhandler.read(('node.state.domain', node)) == 'ready': return True, 'Hypervisor {} is already ready.'.format(node) retmsg = 'Restoring hypervisor {} to active service.'.format(node) # Add the new domain to Zookeeper zkhandler.write([ - ('/nodes/{}/domainstate'.format(node), 'unflush') + (('node.state.domain', node), 'unflush') ]) if wait: - while zkhandler.read('/nodes/{}/domainstate'.format(node)) == 'unflush': + while zkhandler.read(('node.state.domain', node)) == 'unflush': time.sleep(1) retmsg = 'Restored hypervisor {} to active service.'.format(node) @@ -195,7 +195,7 @@ def get_info(zkhandler, node): def get_list(zkhandler, limit, daemon_state=None, coordinator_state=None, domain_state=None, is_fuzzy=True): node_list = [] - full_node_list = zkhandler.children('/nodes') + full_node_list = zkhandler.children('base.node') for node in full_node_list: if limit: