Fix set-verbosity GraphQL bug

CHANGES.md

@@ -9,6 +9,13 @@ creating a new release entry be sure to copy & paste the span tag with the
 `actions:bind` attribute, which is used by a regex to find the text to be
 updated. Only the first match gets replaced, so it's fine to leave the old
 ones in. -->
+-------------------------------------------------------------------------------
+## __cylc-8.1.3 (<span actions:bind='release-date'>Upcoming</span>)__
+
+### Fixes
+
+[#5384](https://github.com/cylc/cylc-flow/pull/5384) -
+Fixes `cylc set-verbosity`.
 
 -------------------------------------------------------------------------------
 ## __cylc-8.1.2 (<span actions:bind='release-date'>Released 2023-02-20</span>)__

cylc/flow/__init__.py

@@ -26,12 +26,12 @@
 LOG.addHandler(logging.NullHandler())
 
 LOG_LEVELS = {
+    "DEBUG": logging.DEBUG,
     "INFO": logging.INFO,
     "NORMAL": logging.INFO,
     "WARNING": logging.WARNING,
     "ERROR": logging.ERROR,
     "CRITICAL": logging.CRITICAL,
-    "DEBUG": logging.DEBUG,
 }
 
 

cylc/flow/network/schema.py

@@ -19,7 +19,6 @@
 from copy import deepcopy
 from functools import partial
 import json
-import logging
 from operator import attrgetter
 from textwrap import dedent
 from typing import (
@@ -38,6 +37,7 @@
 from graphene.types.generic import GenericScalar
 from graphene.utils.str_converters import to_snake_case
 
+from cylc.flow import LOG_LEVELS
 from cylc.flow.broadcast_mgr import ALL_CYCLE_POINTS_STRS, addict
 from cylc.flow.flow_mgr import FLOW_ALL, FLOW_NEW, FLOW_NONE
 from cylc.flow.id import Tokens
@@ -1426,9 +1426,11 @@ class TimePoint(String):
 
 LogLevels = graphene.Enum(
     'LogLevels',
-    list(logging._nameToLevel.items()),
-    description=lambda x: f'Python logging level: {x.name} = {x.value}.'
-    if x else ''
+    list(LOG_LEVELS.items()),
+    description=lambda x: (
+        f'Logging level: {x.name} = {x.value}.'
+        if x else ''
+    )
 )
 
 
@@ -1667,9 +1669,9 @@ class Meta:
         description = sstrip('''
             Change the logging severity level of a running workflow.
 
-            Only messages at or above the chosen severity level will be logged;
-            for example, if you choose `WARNING`, only warnings and critical
-            messages will be logged.
+            Only messages at or above the chosen severity level will be logged.
+            For example, if you choose `WARNING`, only warning, error and
+            critical level messages will be logged.
         ''')
         resolver = mutator
 

cylc/flow/scripts/set_verbosity.py

@@ -66,7 +66,7 @@ def get_option_parser() -> COP:
     return parser
 
 
-async def run(options: 'Values', severity, workflow_id) -> None:
+async def run(options: 'Values', severity: str, workflow_id: str) -> None:
     pclient = get_client(workflow_id, timeout=options.comms_timeout)
 
     mutation_kwargs = {
@@ -81,11 +81,9 @@ async def run(options: 'Values', severity, workflow_id) -> None:
 
 
 @cli_function(get_option_parser)
-def main(parser: COP, options: 'Values', severity_str: str, *ids) -> None:
-    try:
-        severity = LOG_LEVELS[severity_str]
-    except KeyError:
-        raise InputError("Illegal logging level, %s" % severity_str)
+def main(parser: COP, options: 'Values', severity: str, *ids: str) -> None:
+    if severity not in LOG_LEVELS:
+        raise InputError(f"Illegal logging level, {severity}")
     call_multi(
         partial(run, options, severity),
         *ids,

tests/functional/cli/03-set-verbosity.t

@@ -15,9 +15,31 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #-------------------------------------------------------------------------------
-# Test "cylc set-verbosity" with a bad verbosity level.
+# Test "cylc set-verbosity"
 . "$(dirname "$0")/test_header"
-set_test_number 2
-run_fail "${TEST_NAME_BASE}" cylc set-verbosity duck quack
-grep_ok 'InputError: Illegal logging level, duck' "${TEST_NAME_BASE}.stderr"
-exit
+set_test_number 6
+
+# Test illegal log level
+TEST_NAME="${TEST_NAME_BASE}-bad"
+run_fail "$TEST_NAME" cylc set-verbosity duck quack
+grep_ok 'InputError: Illegal logging level, duck' "${TEST_NAME}.stderr"
+
+# Test good log level
+TEST_NAME="${TEST_NAME_BASE}-good"
+init_workflow "${TEST_NAME_BASE}" << '__FLOW__'
+[scheduler]
+    allow implicit tasks = True
+[scheduling]
+    [[graph]]
+        R1 = andor
+__FLOW__
+
+run_ok "${TEST_NAME}-validate" cylc validate "$WORKFLOW_NAME"
+workflow_run_ok "${TEST_NAME}-run" cylc play --pause "$WORKFLOW_NAME"
+
+run_ok "$TEST_NAME" cylc set-verbosity DEBUG "$WORKFLOW_NAME"
+log_scan "${TEST_NAME}-grep" "${WORKFLOW_RUN_DIR}/log/scheduler/log" 5 1 \
+    'Command succeeded: set_verbosity'
+
+cylc stop "$WORKFLOW_NAME"
+purge