def get_status_line(components):
nr_services_total = nr_services_up = 0
nr_frontservices_total = nr_frontservices_up = 0
for service in [
s for s in components.values()
if isinstance(s, yadtshell.components.Service)
]:
nr_services_total += 1
if service.is_up():
nr_services_up += 1
if getattr(service, 'is_frontservice', False):
nr_frontservices_total += 1
if service.is_up():
nr_frontservices_up += 1
nr_hosts_uptodate = nr_hosts_total = 0
for host in [
h for h in components.values()
if isinstance(h, yadtshell.components.Host)
]:
nr_hosts_total += 1
if host.is_uptodate():
nr_hosts_uptodate += 1
if nr_hosts_total == 0:
return 'no hosts configured'
services_desc = 'services'
if nr_frontservices_total > 0:
nr_services_up = nr_frontservices_up
nr_services_total = nr_frontservices_total
services_desc = 'frontservices'
if nr_services_up > 0:
services_up_ratio = 100 * nr_services_up / nr_services_total
else:
services_up_ratio = 0
hosts_uptodate_ratio = 100 * nr_hosts_uptodate / nr_hosts_total
return '%3.0f%% %3.0f%% | %i/%i %s up, %i/%i hosts uptodate' % (
services_up_ratio, hosts_uptodate_ratio, nr_services_up,
nr_services_total, services_desc, nr_hosts_uptodate, nr_hosts_total)
def get_status_line(components):
nr_services_total = nr_services_up = 0
nr_frontservices_total = nr_frontservices_up = 0
for service in [s for s in components.values() if isinstance(s, yadtshell.components.Service)]:
nr_services_total += 1
if service.is_up():
nr_services_up += 1
if getattr(service, 'is_frontservice', False):
nr_frontservices_total += 1
if service.is_up():
nr_frontservices_up += 1
nr_hosts_uptodate = nr_hosts_total = 0
for host in [h for h in components.values() if isinstance(h, yadtshell.components.Host)]:
nr_hosts_total += 1
if host.is_uptodate():
nr_hosts_uptodate += 1
if nr_hosts_total == 0:
return 'no hosts configured'
services_desc = 'services'
if nr_frontservices_total > 0:
nr_services_up = nr_frontservices_up
nr_services_total = nr_frontservices_total
services_desc = 'frontservices'
if nr_services_up > 0:
services_up_ratio = 100 * nr_services_up / nr_services_total
else:
services_up_ratio = 0
hosts_uptodate_ratio = 100 * nr_hosts_uptodate / nr_hosts_total
return '%3.0f%% %3.0f%% | %i/%i %s up, %i/%i hosts uptodate' % (
services_up_ratio, hosts_uptodate_ratio,
nr_services_up, nr_services_total, services_desc,
nr_hosts_uptodate, nr_hosts_total)
def compute_dependency_scores(components):
servicedefs = dict((component.uri, component)
for component in components.values() if isinstance(component, yadtshell.components.Service))
# we cannot compute the dependency scores if there is a service cycle
t = ServiceDefinitionValidator(servicedefs)
t.assert_no_cycles_present()
for service, servicedef in servicedefs.iteritems():
outbound_edges = len(
outbound_deps_on_same_host(servicedef, components))
inbound_edges = len(inbound_deps_on_same_host(servicedef, components))
if outbound_edges == inbound_edges == 0:
servicedef.dependency_score = STANDALONE_SERVICE_RANK
else:
servicedef.dependency_score = inbound_edges - outbound_edges
def compute_dependency_scores(components):
servicedefs = dict((component.uri, component)
for component in components.values()
if isinstance(component, yadtshell.components.Service))
# we cannot compute the dependency scores if there is a service cycle
t = ServiceDefinitionValidator(servicedefs)
t.assert_no_cycles_present()
for service, servicedef in servicedefs.iteritems():
outbound_edges = len(outbound_deps_on_same_host(
servicedef, components))
inbound_edges = len(inbound_deps_on_same_host(servicedef, components))
if outbound_edges == inbound_edges == 0:
servicedef.dependency_score = STANDALONE_SERVICE_RANK
else:
servicedef.dependency_score = inbound_edges - outbound_edges
