def process_cron_triggers_v2(self, ctx):
for t in triggers.get_next_cron_triggers():
LOG.debug("Processing cron trigger: %s" % t)
# Setup admin context before schedule triggers.
ctx = security.create_context(t.trust_id, t.project_id)
auth_ctx.set_ctx(ctx)
LOG.debug("Cron trigger security context: %s" % ctx)
try:
rpc.get_engine_client().start_workflow(
t.workflow.name,
t.workflow_input,
description="Workflow execution created by cron trigger.",
**t.workflow_params
)
finally:
if t.remaining_executions is not None and t.remaining_executions > 0:
t.remaining_executions -= 1
if t.remaining_executions == 0:
db_api_v2.delete_cron_trigger(t.name)
else: # if remaining execution = None or > 0
next_time = triggers.get_next_execution_time(t.pattern, t.next_execution_time)
db_api_v2.update_cron_trigger(
t.name, {"next_execution_time": next_time, "remaining_executions": t.remaining_executions}
)
auth_ctx.set_ctx(None)
def process_cron_triggers_v2(self, ctx):
for t in triggers.get_next_cron_triggers():
LOG.debug("Processing cron trigger: %s" % t)
# Setup admin context before schedule triggers.
ctx = security.create_context(t.trust_id, t.project_id)
auth_ctx.set_ctx(ctx)
LOG.debug("Cron trigger security context: %s" % ctx)
try:
rpc.get_engine_client().start_workflow(
t.workflow.name,
t.workflow_input,
description="workflow execution by cron trigger.",
**t.workflow_params
)
finally:
if t.remaining_executions > 0:
t.remaining_executions -= 1
if t.remaining_executions == 0:
db_api_v2.delete_cron_trigger(t.name)
else: # if remaining execution = None or > 0
next_time = triggers.get_next_execution_time(
t.pattern,
t.next_execution_time
)
db_api_v2.update_cron_trigger(
t.name,
{'next_execution_time': next_time,
'remaining_executions': t.remaining_executions}
)
auth_ctx.set_ctx(None)
def advance_cron_trigger(t):
modified_count = 0
try:
# If the cron trigger is defined with limited execution count.
if t.remaining_executions is not None and t.remaining_executions > 0:
t.remaining_executions -= 1
# If this is the last execution.
if t.remaining_executions == 0:
modified_count = triggers.delete_cron_trigger(t.name,
trust_id=t.trust_id,
delete_trust=False)
else: # if remaining execution = None or > 0.
# In case the we are lagging or if the api stopped for some time
# we use the max of the current time or the next scheduled time.
next_time = triggers.get_next_execution_time(
t.pattern,
max(datetime.datetime.utcnow(), t.next_execution_time))
# Update the cron trigger with next execution details
# only if it wasn't already updated by a different process.
updated, modified_count = db_api_v2.update_cron_trigger(
t.name, {
'next_execution_time': next_time,
'remaining_executions': t.remaining_executions
},
query_filter={'next_execution_time': t.next_execution_time})
except exc.DBEntityNotFoundError as e:
# Cron trigger was probably already deleted by a different process.
LOG.debug("Cron trigger named '%s' does not exist anymore: %s", t.name,
str(e))
# Return True if this engine was able to modify the cron trigger in DB.
return modified_count > 0
def advance_cron_trigger(ct):
modified_count = 0
try:
# If the cron trigger is defined with limited execution count.
if (ct.remaining_executions is not None
and ct.remaining_executions > 0):
ct.remaining_executions -= 1
# If this is the last execution.
if ct.remaining_executions == 0:
modified_count = db_api_v2.delete_cron_trigger(ct.name)
else: # if remaining execution = None or > 0.
next_time = triggers.get_next_execution_time(
ct.pattern, ct.next_execution_time)
# Update the cron trigger with next execution details
# only if it wasn't already updated by a different process.
updated, modified_count = db_api_v2.update_cron_trigger(
ct.name, {
'next_execution_time': next_time,
'remaining_executions': ct.remaining_executions
},
query_filter={'next_execution_time': ct.next_execution_time})
except exc.NotFoundException as e:
# Cron trigger was probably already deleted by a different process.
LOG.debug("Cron trigger named '%s' does not exist anymore: %s",
ct.name, str(e))
# Return True if this engine was able to modify the cron trigger in DB.
return modified_count > 0
def advance_cron_trigger(t):
modified_count = 0
try:
# If the cron trigger is defined with limited execution count.
if t.remaining_executions is not None and t.remaining_executions > 0:
t.remaining_executions -= 1
# If this is the last execution.
if t.remaining_executions == 0:
modified_count = triggers.delete_cron_trigger(
t.name,
trust_id=t.trust_id,
delete_trust=False
)
else: # if remaining execution = None or > 0.
# In case the we are lagging or if the api stopped for some time
# we use the max of the current time or the next scheduled time.
next_time = triggers.get_next_execution_time(
t.pattern,
max(datetime.datetime.utcnow(), t.next_execution_time)
)
# Update the cron trigger with next execution details
# only if it wasn't already updated by a different process.
updated, modified_count = db_api_v2.update_cron_trigger(
t.name,
{
'next_execution_time': next_time,
'remaining_executions': t.remaining_executions
},
query_filter={
'next_execution_time': t.next_execution_time
}
)
except exc.DBEntityNotFoundError as e:
# Cron trigger was probably already deleted by a different process.
LOG.debug(
"Cron trigger named '%s' does not exist anymore: %s",
t.name, str(e)
)
# Return True if this engine was able to modify the cron trigger in DB.
return modified_count > 0
def advance_cron_trigger(ct):
modified_count = 0
try:
# If the cron trigger is defined with limited execution count.
if (ct.remaining_executions is not None
and ct.remaining_executions > 0):
ct.remaining_executions -= 1
# If this is the last execution.
if ct.remaining_executions == 0:
modified_count = db_api_v2.delete_cron_trigger(ct.name)
else: # if remaining execution = None or > 0.
next_time = triggers.get_next_execution_time(
ct.pattern,
ct.next_execution_time
)
# Update the cron trigger with next execution details
# only if it wasn't already updated by a different process.
updated, modified_count = db_api_v2.update_cron_trigger(
ct.name,
{
'next_execution_time': next_time,
'remaining_executions': ct.remaining_executions
},
query_filter={
'next_execution_time': ct.next_execution_time
}
)
except exc.NotFoundException as e:
# Cron trigger was probably already deleted by a different process.
LOG.debug(
"Cron trigger named '%s' does not exist anymore: %s",
ct.name, str(e)
)
# Return True if this engine was able to modify the cron trigger in DB.
return modified_count > 0