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authorreivilibre <oliverw@matrix.org>2022-07-05 10:46:20 +0100
committerGitHub <noreply@github.com>2022-07-05 09:46:20 +0000
commit65e675504fe060e5e99e145be450fe4d492f404f (patch)
tree63eba46476ae5e0419c84266b322fa56f9a25452
parentAdd missing links to config options (#13166) (diff)
downloadsynapse-65e675504fe060e5e99e145be450fe4d492f404f.tar.xz
Add the ability to set the log level using the `SYNAPSE_TEST_LOG_LEVEL` environment when using `complement.sh`. (#13152)
Diffstat (limited to '')
-rw-r--r--changelog.d/13152.misc1
-rw-r--r--docker/README.md7
-rw-r--r--docker/conf/log.config6
-rwxr-xr-xdocker/configure_workers_and_start.py20
-rw-r--r--docs/development/contributing_guide.md4
-rwxr-xr-xscripts-dev/complement.sh12
6 files changed, 44 insertions, 6 deletions
diff --git a/changelog.d/13152.misc b/changelog.d/13152.misc
new file mode 100644
index 0000000000..0c919ab700
--- /dev/null
+++ b/changelog.d/13152.misc
@@ -0,0 +1 @@
+Add the ability to set the log level using the `SYNAPSE_TEST_LOG_LEVEL` environment when using `complement.sh`.
\ No newline at end of file
diff --git a/docker/README.md b/docker/README.md
index 67c3bc65f0..5b7de2fe38 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -67,6 +67,13 @@ The following environment variables are supported in `generate` mode:
 * `UID`, `GID`: the user id and group id to use for creating the data
   directories. If unset, and no user is set via `docker run --user`, defaults
   to `991`, `991`.
+* `SYNAPSE_LOG_LEVEL`: the log level to use (one of `DEBUG`, `INFO`, `WARNING` or `ERROR`).
+  Defaults to `INFO`.
+* `SYNAPSE_LOG_SENSITIVE`: if set and the log level is set to `DEBUG`, Synapse
+  will log sensitive information such as access tokens.
+  This should not be needed unless you are a developer attempting to debug something
+  particularly tricky.
+
 
 ## Postgres
 
diff --git a/docker/conf/log.config b/docker/conf/log.config
index d9e85aa533..90b5179838 100644
--- a/docker/conf/log.config
+++ b/docker/conf/log.config
@@ -49,11 +49,17 @@ handlers:
     class: logging.StreamHandler
     formatter: precise
 
+{% if not SYNAPSE_LOG_SENSITIVE %}
+{#
+  If SYNAPSE_LOG_SENSITIVE is unset, then override synapse.storage.SQL to INFO
+  so that DEBUG entries (containing sensitive information) are not emitted.
+#}
 loggers:
     synapse.storage.SQL:
         # beware: increasing this to DEBUG will make synapse log sensitive
         # information such as access tokens.
         level: INFO
+{% endif %}
 
 root:
     level: {{ SYNAPSE_LOG_LEVEL or "INFO" }}
diff --git a/docker/configure_workers_and_start.py b/docker/configure_workers_and_start.py
index 4521f99eb4..51583dc13d 100755
--- a/docker/configure_workers_and_start.py
+++ b/docker/configure_workers_and_start.py
@@ -29,6 +29,10 @@
 #   * SYNAPSE_USE_EXPERIMENTAL_FORKING_LAUNCHER: Whether to use the forking launcher,
 #         only intended for usage in Complement at the moment.
 #         No stability guarantees are provided.
+#   * SYNAPSE_LOG_LEVEL: Set this to DEBUG, INFO, WARNING or ERROR to change the
+#         log level. INFO is the default.
+#   * SYNAPSE_LOG_SENSITIVE: If unset, SQL and SQL values won't be logged,
+#         regardless of the SYNAPSE_LOG_LEVEL setting.
 #
 # NOTE: According to Complement's ENTRYPOINT expectations for a homeserver image (as defined
 # in the project's README), this script may be run multiple times, and functionality should
@@ -38,7 +42,7 @@ import os
 import subprocess
 import sys
 from pathlib import Path
-from typing import Any, Dict, List, Mapping, MutableMapping, NoReturn, Set
+from typing import Any, Dict, List, Mapping, MutableMapping, NoReturn, Optional, Set
 
 import yaml
 from jinja2 import Environment, FileSystemLoader
@@ -552,13 +556,17 @@ def generate_worker_log_config(
     Returns: the path to the generated file
     """
     # Check whether we should write worker logs to disk, in addition to the console
-    extra_log_template_args = {}
+    extra_log_template_args: Dict[str, Optional[str]] = {}
     if environ.get("SYNAPSE_WORKERS_WRITE_LOGS_TO_DISK"):
-        extra_log_template_args["LOG_FILE_PATH"] = "{dir}/logs/{name}.log".format(
-            dir=data_dir, name=worker_name
-        )
+        extra_log_template_args["LOG_FILE_PATH"] = f"{data_dir}/logs/{worker_name}.log"
+
+    extra_log_template_args["SYNAPSE_LOG_LEVEL"] = environ.get("SYNAPSE_LOG_LEVEL")
+    extra_log_template_args["SYNAPSE_LOG_SENSITIVE"] = environ.get(
+        "SYNAPSE_LOG_SENSITIVE"
+    )
+
     # Render and write the file
-    log_config_filepath = "/conf/workers/{name}.log.config".format(name=worker_name)
+    log_config_filepath = f"/conf/workers/{worker_name}.log.config"
     convert(
         "/conf/log.config",
         log_config_filepath,
diff --git a/docs/development/contributing_guide.md b/docs/development/contributing_guide.md
index 4738f8a6b6..900369b80f 100644
--- a/docs/development/contributing_guide.md
+++ b/docs/development/contributing_guide.md
@@ -309,6 +309,10 @@ The above will run a monolithic (single-process) Synapse with SQLite as the data
 - Passing `POSTGRES=1` as an environment variable to use the Postgres database instead.
 - Passing `WORKERS=1` as an environment variable to use a workerised setup instead. This option implies the use of Postgres.
 
+To increase the log level for the tests, set `SYNAPSE_TEST_LOG_LEVEL`, e.g:
+```sh
+SYNAPSE_TEST_LOG_LEVEL=DEBUG COMPLEMENT_DIR=../complement ./scripts-dev/complement.sh -run TestImportHistoricalMessages
+```
 
 ### Prettier formatting with `gotestfmt`
 
diff --git a/scripts-dev/complement.sh b/scripts-dev/complement.sh
index 8448d49e26..705243ca9b 100755
--- a/scripts-dev/complement.sh
+++ b/scripts-dev/complement.sh
@@ -145,6 +145,18 @@ else
   test_tags="$test_tags,faster_joins"
 fi
 
+
+if [[ -n "$SYNAPSE_TEST_LOG_LEVEL" ]]; then
+  # Set the log level to what is desired
+  export PASS_SYNAPSE_LOG_LEVEL="$SYNAPSE_TEST_LOG_LEVEL"
+
+  # Allow logging sensitive things (currently SQL queries & parameters).
+  # (This won't have any effect if we're not logging at DEBUG level overall.)
+  # Since this is just a test suite, this is fine and won't reveal anyone's
+  # personal information
+  export PASS_SYNAPSE_LOG_SENSITIVE=1
+fi
+
 # Run the tests!
 echo "Images built; running complement"
 cd "$COMPLEMENT_DIR"