Merge tag 'v1.55.0' into babolivier/dinsic_1.58

Synapse 1.55.0 (2022-03-22) =========================== This release removes a workaround introduced in Synapse 1.50.0 for Mjolnir compatibility. **This breaks compatibility with Mjolnir 1.3.1 and earlier. ([\#11700](matrix-org/synapse#11700; Mjolnir users should upgrade Mjolnir before upgrading Synapse to this version. This release also moves the location of the `synctl` script; see the [upgrade notes](https://github.com/matrix-org/synapse/blob/develop/docs/upgrade.md#synctl-script-has-been-moved) for more details. Internal Changes ---------------- - Tweak copy for default Single Sign-On account details template to better adhere to mobile app store guidelines. ([\#12265](matrix-org/synapse#12265), [\#12260](matrix-org/synapse#12260)) Synapse 1.55.0rc1 (2022-03-15) ============================== Features -------- - Add third-party rules callbacks `check_can_shutdown_room` and `check_can_deactivate_user`. ([\#12028](matrix-org/synapse#12028)) - Improve performance of logging in for large accounts. ([\#12132](matrix-org/synapse#12132)) - Add experimental env var `SYNAPSE_ASYNC_IO_REACTOR` that causes Synapse to use the asyncio reactor for Twisted. ([\#12135](matrix-org/synapse#12135)) - Support the stable identifiers from [MSC3440](matrix-org/matrix-spec-proposals#3440): threads. ([\#12151](matrix-org/synapse#12151)) - Add a new Jinja2 template filter to extract the local part of an email address. ([\#12212](matrix-org/synapse#12212)) Bugfixes -------- - Use the proper serialization format for bundled thread aggregations. The bug has existed since Synapse v1.48.0. ([\#12090](matrix-org/synapse#12090)) - Fix a long-standing bug when redacting events with relations. ([\#12113](matrix-org/synapse#12113), [\#12121](matrix-org/synapse#12121), [\#12130](matrix-org/synapse#12130), [\#12189](matrix-org/synapse#12189)) - Fix a bug introduced in Synapse 1.7.2 whereby background updates are never run with the default background batch size. ([\#12157](matrix-org/synapse#12157)) - Fix a bug where non-standard information was returned from the `/hierarchy` API. Introduced in Synapse v1.41.0. ([\#12175](matrix-org/synapse#12175)) - Fix a bug introduced in Synapse 1.54.0 that broke background updates on sqlite homeservers while search was disabled. ([\#12215](matrix-org/synapse#12215)) - Fix a long-standing bug when a `filter` argument with `event_fields` which did not include the `unsigned` field could result in a 500 error on `/sync`. ([\#12234](matrix-org/synapse#12234)) Improved Documentation ---------------------- - Fix complexity checking config example in [Resource Constrained Devices](https://matrix-org.github.io/synapse/v1.54/other/running_synapse_on_single_board_computers.html) docs page. ([\#11998](matrix-org/synapse#11998)) - Improve documentation for demo scripts. ([\#12143](matrix-org/synapse#12143)) - Updates to the Room DAG concepts development document. ([\#12179](matrix-org/synapse#12179)) - Document that the `typing`, `to_device`, `account_data`, `receipts`, and `presence` stream writer can only be used on a single worker. ([\#12196](matrix-org/synapse#12196)) - Document that contributors can sign off privately by email. ([\#12204](matrix-org/synapse#12204)) Deprecations and Removals ------------------------- - **Remove workaround introduced in Synapse 1.50.0 for Mjolnir compatibility. Breaks compatibility with Mjolnir 1.3.1 and earlier. ([\#11700](matrix-org/synapse#11700 - **`synctl` has been moved into into `synapse._scripts` and is exposed as an entry point; see [upgrade notes](https://github.com/matrix-org/synapse/blob/develop/docs/upgrade.md#synctl-script-has-been-moved). ([\#12140](matrix-org/synapse#12140)) - Remove backwards compatibilty with pagination tokens from the `/relations` and `/aggregations` endpoints generated from Synapse < v1.52.0. ([\#12138](matrix-org/synapse#12138)) - The groups/communities feature in Synapse has been deprecated. ([\#12200](matrix-org/synapse#12200)) Internal Changes ---------------- - Simplify the `ApplicationService` class' set of public methods related to interest checking. ([\#11915](matrix-org/synapse#11915)) - Add config settings for background update parameters. ([\#11980](matrix-org/synapse#11980)) - Correct type hints for txredis. ([\#12042](matrix-org/synapse#12042)) - Limit the size of `aggregation_key` on annotations. ([\#12101](matrix-org/synapse#12101)) - Add type hints to tests files. ([\#12108](matrix-org/synapse#12108), [\#12146](matrix-org/synapse#12146), [\#12207](matrix-org/synapse#12207), [\#12208](matrix-org/synapse#12208)) - Move scripts to Synapse package and expose as setuptools entry points. ([\#12118](matrix-org/synapse#12118)) - Add support for cancellation to `ReadWriteLock`. ([\#12120](matrix-org/synapse#12120)) - Fix data validation to compare to lists, not sequences. ([\#12128](matrix-org/synapse#12128)) - Fix CI not attaching source distributions and wheels to the GitHub releases. ([\#12131](matrix-org/synapse#12131)) - Remove unused mocks from `test_typing`. ([\#12136](matrix-org/synapse#12136)) - Give `scripts-dev` scripts suffixes for neater CI config. ([\#12137](matrix-org/synapse#12137)) - Move the snapcraft configuration file to `contrib`. ([\#12142](matrix-org/synapse#12142)) - Enable [MSC3030](matrix-org/matrix-spec-proposals#3030) Complement tests in CI. ([\#12144](matrix-org/synapse#12144)) - Enable [MSC2716](matrix-org/matrix-spec-proposals#2716) Complement tests in CI. ([\#12145](matrix-org/synapse#12145)) - Add test for `ObservableDeferred`'s cancellation behaviour. ([\#12149](matrix-org/synapse#12149)) - Use `ParamSpec` in type hints for `synapse.logging.context`. ([\#12150](matrix-org/synapse#12150)) - Prune unused jobs from `tox` config. ([\#12152](matrix-org/synapse#12152)) - Move CI checks out of tox, to facilitate a move to using poetry. ([\#12153](matrix-org/synapse#12153)) - Avoid generating state groups for local out-of-band leaves. ([\#12154](matrix-org/synapse#12154)) - Avoid trying to calculate the state at outlier events. ([\#12155](matrix-org/synapse#12155), [\#12173](matrix-org/synapse#12173), [\#12202](matrix-org/synapse#12202)) - Fix some type annotations. ([\#12156](matrix-org/synapse#12156)) - Add type hints for `ObservableDeferred` attributes. ([\#12159](matrix-org/synapse#12159)) - Use a prebuilt Action for the `tests-done` CI job. ([\#12161](matrix-org/synapse#12161)) - Reduce number of DB queries made during processing of `/sync`. ([\#12163](matrix-org/synapse#12163)) - Add `delay_cancellation` utility function, which behaves like `stop_cancellation` but waits until the original `Deferred` resolves before raising a `CancelledError`. ([\#12180](matrix-org/synapse#12180)) - Retry HTTP replication failures, this should prevent 502's when restarting stateful workers (main, event persisters, stream writers). Contributed by Nick @ Beeper. ([\#12182](matrix-org/synapse#12182)) - Add cancellation support to `@cached` and `@cachedList` decorators. ([\#12183](matrix-org/synapse#12183)) - Remove unused variables. ([\#12187](matrix-org/synapse#12187)) - Add combined test for HTTP pusher and push rule. Contributed by Nick @ Beeper. ([\#12188](matrix-org/synapse#12188)) - Rename `HomeServer.get_tcp_replication` to `get_replication_command_handler`. ([\#12192](matrix-org/synapse#12192)) - Remove some dead code. ([\#12197](matrix-org/synapse#12197)) - Fix a misleading comment in the function `check_event_for_spam`. ([\#12203](matrix-org/synapse#12203)) - Remove unnecessary `pass` statements. ([\#12206](matrix-org/synapse#12206)) - Update the SSO username picker template to comply with SIWA guidelines. ([\#12210](matrix-org/synapse#12210)) - Improve code documentation for the typing stream over replication. ([\#12211](matrix-org/synapse#12211))
matrix-org · Apr 28, 2022 · 277369b · 277369b
2 parents c5b91b4 + 6b26536
commit 277369b
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Showing 186 changed files with 4,217 additions and 2,133 deletions.
diff --git a/.ci/scripts/test_export_data_command.sh b/.ci/scripts/test_export_data_command.sh
@@ -21,7 +21,7 @@ python -m synapse.app.homeserver --generate-keys -c .ci/sqlite-config.yaml
 echo "--- Prepare test database"
 
 # Make sure the SQLite3 database is using the latest schema and has no pending background update.
-scripts/update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
+update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
 
 # Run the export-data command on the sqlite test database
 python -m synapse.app.admin_cmd -c .ci/sqlite-config.yaml  export-data @anon-20191002_181700-832:localhost:8800 \
@@ -41,7 +41,7 @@ fi
 
 # Port the SQLite databse to postgres so we can check command works against postgres
 echo "+++ Port SQLite3 databse to postgres"
-scripts/synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
+synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
 
 # Run the export-data command on postgres database
 python -m synapse.app.admin_cmd -c .ci/postgres-config.yaml  export-data @anon-20191002_181700-832:localhost:8800 \

diff --git a/.ci/scripts/test_synapse_port_db.sh b/.ci/scripts/test_synapse_port_db.sh
@@ -25,17 +25,19 @@ python -m synapse.app.homeserver --generate-keys -c .ci/sqlite-config.yaml
 echo "--- Prepare test database"
 
 # Make sure the SQLite3 database is using the latest schema and has no pending background update.
-scripts/update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
+update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
 
 # Create the PostgreSQL database.
 .ci/scripts/postgres_exec.py "CREATE DATABASE synapse"
 
 echo "+++ Run synapse_port_db against test database"
-coverage run scripts/synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
+# TODO: this invocation of synapse_port_db (and others below) used to be prepended with `coverage run`,
+# but coverage seems unable to find the entrypoints installed by `pip install -e .`.
+synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
 
 # We should be able to run twice against the same database.
 echo "+++ Run synapse_port_db a second time"
-coverage run scripts/synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
+synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
 
 #####
 
@@ -46,12 +48,12 @@ echo "--- Prepare empty SQLite database"
 # we do this by deleting the sqlite db, and then doing the same again.
 rm .ci/test_db.db
 
-scripts/update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
+update_synapse_database --database-config .ci/sqlite-config.yaml --run-background-updates
 
 # re-create the PostgreSQL database.
 .ci/scripts/postgres_exec.py \
   "DROP DATABASE synapse" \
   "CREATE DATABASE synapse"
 
 echo "+++ Run synapse_port_db against empty database"
-coverage run scripts/synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
+synapse_port_db --sqlite-database .ci/test_db.db --postgres-config .ci/postgres-config.yaml
diff --git a/.dockerignore b/.dockerignore
@@ -3,11 +3,9 @@
 
 # things to include
 !docker
-!scripts
 !synapse
 !MANIFEST.in
 !README.rst
 !setup.py
-!synctl
 
 **/__pycache__
diff --git a/.github/workflows/release-artifacts.yml b/.github/workflows/release-artifacts.yml
@@ -31,7 +31,7 @@ jobs:
           # if we're running from a tag, get the full list of distros; otherwise just use debian:sid
           dists='["debian:sid"]'
           if [[ $GITHUB_REF == refs/tags/* ]]; then
-              dists=$(scripts-dev/build_debian_packages --show-dists-json)
+              dists=$(scripts-dev/build_debian_packages.py --show-dists-json)
           fi
           echo "::set-output name=distros::$dists"
     # map the step outputs to job outputs
@@ -74,7 +74,7 @@ jobs:
         # see https://github.com/docker/build-push-action/issues/252
         # for the cache magic here
         run: |
-          ./src/scripts-dev/build_debian_packages \
+          ./src/scripts-dev/build_debian_packages.py \
             --docker-build-arg=--cache-from=type=local,src=/tmp/.buildx-cache \
             --docker-build-arg=--cache-to=type=local,mode=max,dest=/tmp/.buildx-cache-new \
             --docker-build-arg=--progress=plain \
@@ -112,7 +112,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           files: |
-            python-dist/*
+            Sdist/*
+            Wheel/*
             debs.tar.xz
           # if it's not already published, keep the release as a draft.
           draft: true

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -16,7 +16,8 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
       - run: pip install -e .
-      - run: scripts-dev/generate_sample_config --check
+      - run: scripts-dev/generate_sample_config.sh --check
+      - run: scripts-dev/config-lint.sh
 
   lint:
     runs-on: ubuntu-latest
@@ -51,7 +52,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-python@v2
       - run: "pip install 'towncrier>=18.6.0rc1'"
-      - run: scripts-dev/check-newsfragment
+      - run: scripts-dev/check-newsfragment.sh
         env:
           PULL_REQUEST_NUMBER: ${{ github.event.number }}
 
@@ -369,7 +370,7 @@ jobs:
       # Run Complement
       - run: |
           set -o pipefail
-          go test -v -json -p 1 -tags synapse_blacklist,msc2403 ./tests/... 2>&1 | gotestfmt
+          go test -v -json -p 1 -tags synapse_blacklist,msc2403,msc2716,msc3030 ./tests/... 2>&1 | gotestfmt
         shell: bash
         name: Run Complement Tests
         env:
@@ -380,34 +381,22 @@ jobs:
   tests-done:
     if: ${{ always() }}
     needs:
+      - check-sampleconfig
       - lint
       - lint-crlf
       - lint-newsfile
       - trial
       - trial-olddeps
       - sytest
+      - export-data
       - portdb
       - complement
     runs-on: ubuntu-latest
     steps:
-      - name: Set build result
-        env:
-          NEEDS_CONTEXT: ${{ toJSON(needs) }}
-        # the `jq` incantation dumps out a series of "<job> <result>" lines.
-        # we set it to an intermediate variable to avoid a pipe, which makes it
-        # hard to set $rc.
-        run: |
-          rc=0
-          results=$(jq -r 'to_entries[] | [.key,.value.result] | join(" ")' <<< $NEEDS_CONTEXT)
-          while read job result ; do
-              # The newsfile lint may be skipped on non PR builds
-              if [ $result == "skipped" ] && [ $job == "lint-newsfile" ]; then
-                continue
-              fi
-
-              if [ "$result" != "success" ]; then
-                  echo "::set-failed ::Job $job returned $result"
-                  rc=1
-              fi
-          done <<< $results
-          exit $rc
+      - uses: matrix-org/done-action@v2
+        with:
+          needs: ${{ toJSON(needs) }}
+
+          # The newsfile lint may be skipped on non PR builds
+          skippable:
+            lint-newsfile
diff --git a/CHANGES.md b/CHANGES.md
@@ -1,3 +1,100 @@
+Synapse 1.55.0 (2022-03-22)
+===========================
+
+This release removes a workaround introduced in Synapse 1.50.0 for Mjolnir compatibility. **This breaks compatibility with Mjolnir 1.3.1 and earlier. ([\#11700](https://github.com/matrix-org/synapse/issues/11700))**; Mjolnir users should upgrade Mjolnir before upgrading Synapse to this version.
+
+This release also moves the location of the `synctl` script; see the [upgrade notes](https://github.com/matrix-org/synapse/blob/develop/docs/upgrade.md#synctl-script-has-been-moved) for more details.
+
+
+Internal Changes
+----------------
+
+- Tweak copy for default Single Sign-On account details template to better adhere to mobile app store guidelines. ([\#12265](https://github.com/matrix-org/synapse/issues/12265), [\#12260](https://github.com/matrix-org/synapse/issues/12260))
+
+
+Synapse 1.55.0rc1 (2022-03-15)
+==============================
+
+Features
+--------
+
+- Add third-party rules callbacks `check_can_shutdown_room` and `check_can_deactivate_user`. ([\#12028](https://github.com/matrix-org/synapse/issues/12028))
+- Improve performance of logging in for large accounts. ([\#12132](https://github.com/matrix-org/synapse/issues/12132))
+- Add experimental env var `SYNAPSE_ASYNC_IO_REACTOR` that causes Synapse to use the asyncio reactor for Twisted. ([\#12135](https://github.com/matrix-org/synapse/issues/12135))
+- Support the stable identifiers from [MSC3440](https://github.com/matrix-org/matrix-doc/pull/3440): threads. ([\#12151](https://github.com/matrix-org/synapse/issues/12151))
+- Add a new Jinja2 template filter to extract the local part of an email address. ([\#12212](https://github.com/matrix-org/synapse/issues/12212))
+
+
+Bugfixes
+--------
+
+- Use the proper serialization format for bundled thread aggregations. The bug has existed since Synapse v1.48.0. ([\#12090](https://github.com/matrix-org/synapse/issues/12090))
+- Fix a long-standing bug when redacting events with relations. ([\#12113](https://github.com/matrix-org/synapse/issues/12113), [\#12121](https://github.com/matrix-org/synapse/issues/12121), [\#12130](https://github.com/matrix-org/synapse/issues/12130), [\#12189](https://github.com/matrix-org/synapse/issues/12189))
+- Fix a bug introduced in Synapse 1.7.2 whereby background updates are never run with the default background batch size. ([\#12157](https://github.com/matrix-org/synapse/issues/12157))
+- Fix a bug where non-standard information was returned from the `/hierarchy` API. Introduced in Synapse v1.41.0. ([\#12175](https://github.com/matrix-org/synapse/issues/12175))
+- Fix a bug introduced in Synapse 1.54.0 that broke background updates on sqlite homeservers while search was disabled. ([\#12215](https://github.com/matrix-org/synapse/issues/12215))
+- Fix a long-standing bug when a `filter` argument with `event_fields` which did not include the `unsigned` field could result in a 500 error on `/sync`. ([\#12234](https://github.com/matrix-org/synapse/issues/12234))
+
+
+Improved Documentation
+----------------------
+
+- Fix complexity checking config example in [Resource Constrained Devices](https://matrix-org.github.io/synapse/v1.54/other/running_synapse_on_single_board_computers.html) docs page. ([\#11998](https://github.com/matrix-org/synapse/issues/11998))
+- Improve documentation for demo scripts. ([\#12143](https://github.com/matrix-org/synapse/issues/12143))
+- Updates to the Room DAG concepts development document. ([\#12179](https://github.com/matrix-org/synapse/issues/12179))
+- Document that the `typing`, `to_device`, `account_data`, `receipts`, and `presence` stream writer can only be used on a single worker. ([\#12196](https://github.com/matrix-org/synapse/issues/12196))
+- Document that contributors can sign off privately by email. ([\#12204](https://github.com/matrix-org/synapse/issues/12204))
+
+
+Deprecations and Removals
+-------------------------
+
+- **Remove workaround introduced in Synapse 1.50.0 for Mjolnir compatibility. Breaks compatibility with Mjolnir 1.3.1 and earlier. ([\#11700](https://github.com/matrix-org/synapse/issues/11700))**
+- **`synctl` has been moved into into `synapse._scripts` and is exposed as an entry point; see [upgrade notes](https://github.com/matrix-org/synapse/blob/develop/docs/upgrade.md#synctl-script-has-been-moved). ([\#12140](https://github.com/matrix-org/synapse/issues/12140))
+- Remove backwards compatibilty with pagination tokens from the `/relations` and `/aggregations` endpoints generated from Synapse < v1.52.0. ([\#12138](https://github.com/matrix-org/synapse/issues/12138))
+- The groups/communities feature in Synapse has been deprecated. ([\#12200](https://github.com/matrix-org/synapse/issues/12200))
+
+
+Internal Changes
+----------------
+
+- Simplify the `ApplicationService` class' set of public methods related to interest checking. ([\#11915](https://github.com/matrix-org/synapse/issues/11915))
+- Add config settings for background update parameters. ([\#11980](https://github.com/matrix-org/synapse/issues/11980))
+- Correct type hints for txredis. ([\#12042](https://github.com/matrix-org/synapse/issues/12042))
+- Limit the size of `aggregation_key` on annotations. ([\#12101](https://github.com/matrix-org/synapse/issues/12101))
+- Add type hints to tests files. ([\#12108](https://github.com/matrix-org/synapse/issues/12108), [\#12146](https://github.com/matrix-org/synapse/issues/12146), [\#12207](https://github.com/matrix-org/synapse/issues/12207), [\#12208](https://github.com/matrix-org/synapse/issues/12208))
+- Move scripts to Synapse package and expose as setuptools entry points. ([\#12118](https://github.com/matrix-org/synapse/issues/12118))
+- Add support for cancellation to `ReadWriteLock`. ([\#12120](https://github.com/matrix-org/synapse/issues/12120))
+- Fix data validation to compare to lists, not sequences. ([\#12128](https://github.com/matrix-org/synapse/issues/12128))
+- Fix CI not attaching source distributions and wheels to the GitHub releases. ([\#12131](https://github.com/matrix-org/synapse/issues/12131))
+- Remove unused mocks from `test_typing`. ([\#12136](https://github.com/matrix-org/synapse/issues/12136))
+- Give `scripts-dev` scripts suffixes for neater CI config. ([\#12137](https://github.com/matrix-org/synapse/issues/12137))
+- Move the snapcraft configuration file to `contrib`. ([\#12142](https://github.com/matrix-org/synapse/issues/12142))
+- Enable [MSC3030](https://github.com/matrix-org/matrix-doc/pull/3030) Complement tests in CI. ([\#12144](https://github.com/matrix-org/synapse/issues/12144))
+- Enable [MSC2716](https://github.com/matrix-org/matrix-doc/pull/2716) Complement tests in CI. ([\#12145](https://github.com/matrix-org/synapse/issues/12145))
+- Add test for `ObservableDeferred`'s cancellation behaviour. ([\#12149](https://github.com/matrix-org/synapse/issues/12149))
+- Use `ParamSpec` in type hints for `synapse.logging.context`. ([\#12150](https://github.com/matrix-org/synapse/issues/12150))
+- Prune unused jobs from `tox` config. ([\#12152](https://github.com/matrix-org/synapse/issues/12152))
+- Move CI checks out of tox, to facilitate a move to using poetry. ([\#12153](https://github.com/matrix-org/synapse/issues/12153))
+- Avoid generating state groups for local out-of-band leaves. ([\#12154](https://github.com/matrix-org/synapse/issues/12154))
+- Avoid trying to calculate the state at outlier events. ([\#12155](https://github.com/matrix-org/synapse/issues/12155), [\#12173](https://github.com/matrix-org/synapse/issues/12173), [\#12202](https://github.com/matrix-org/synapse/issues/12202))
+- Fix some type annotations. ([\#12156](https://github.com/matrix-org/synapse/issues/12156))
+- Add type hints for `ObservableDeferred` attributes. ([\#12159](https://github.com/matrix-org/synapse/issues/12159))
+- Use a prebuilt Action for the `tests-done` CI job. ([\#12161](https://github.com/matrix-org/synapse/issues/12161))
+- Reduce number of DB queries made during processing of `/sync`. ([\#12163](https://github.com/matrix-org/synapse/issues/12163))
+- Add `delay_cancellation` utility function, which behaves like `stop_cancellation` but waits until the original `Deferred` resolves before raising a `CancelledError`. ([\#12180](https://github.com/matrix-org/synapse/issues/12180))
+- Retry HTTP replication failures, this should prevent 502's when restarting stateful workers (main, event persisters, stream writers). Contributed by Nick @ Beeper. ([\#12182](https://github.com/matrix-org/synapse/issues/12182))
+- Add cancellation support to `@cached` and `@cachedList` decorators. ([\#12183](https://github.com/matrix-org/synapse/issues/12183))
+- Remove unused variables. ([\#12187](https://github.com/matrix-org/synapse/issues/12187))
+- Add combined test for HTTP pusher and push rule. Contributed by Nick @ Beeper. ([\#12188](https://github.com/matrix-org/synapse/issues/12188))
+- Rename `HomeServer.get_tcp_replication` to `get_replication_command_handler`. ([\#12192](https://github.com/matrix-org/synapse/issues/12192))
+- Remove some dead code. ([\#12197](https://github.com/matrix-org/synapse/issues/12197))
+- Fix a misleading comment in the function `check_event_for_spam`. ([\#12203](https://github.com/matrix-org/synapse/issues/12203))
+- Remove unnecessary `pass` statements. ([\#12206](https://github.com/matrix-org/synapse/issues/12206))
+- Update the SSO username picker template to comply with SIWA guidelines. ([\#12210](https://github.com/matrix-org/synapse/issues/12210))
+- Improve code documentation for the typing stream over replication. ([\#12211](https://github.com/matrix-org/synapse/issues/12211))
+
+
 Synapse 1.54.0 (2022-03-08)
 ===========================
 

diff --git a/MANIFEST.in b/MANIFEST.in
@@ -1,4 +1,3 @@
-include synctl
 include sytest-blacklist
 include LICENSE
 include VERSION
@@ -18,7 +17,6 @@ recursive-include synapse/storage *.txt
 recursive-include synapse/storage *.md
 
 recursive-include docs *
-recursive-include scripts *
 recursive-include scripts-dev *
 recursive-include synapse *.pyi
 recursive-include tests *.py
@@ -54,7 +52,6 @@ prune contrib
 prune debian
 prune demo/etc
 prune docker
-prune snap
 prune stubs
 
 exclude jenkins*

diff --git a/README.rst b/README.rst
@@ -312,6 +312,9 @@ We recommend using the demo which starts 3 federated instances running on ports
 
 (to stop, you can use `./demo/stop.sh`)
 
+See the [demo documentation](https://matrix-org.github.io/synapse/develop/development/demo.html)
+for more information.
+
 If you just want to start a single instance of the app and run it directly::
 
     # Create the homeserver.yaml config once

diff --git a/snap/snapcraft.yaml → contrib/snap/snapcraft.yaml b/snap/snapcraft.yaml → contrib/snap/snapcraft.yaml
@@ -20,7 +20,7 @@ apps:
   generate-config:
     command: generate_config
   generate-signing-key:
-    command: generate_signing_key.py
+    command: generate_signing_key
   register-new-matrix-user:
     command: register_new_matrix_user
     plugs: [network]

diff --git a/debian/changelog b/debian/changelog
@@ -1,3 +1,15 @@
+matrix-synapse-py3 (1.55.0) stable; urgency=medium
+
+  * New synapse release 1.55.0.
+
+ -- Synapse Packaging team <[email protected]>  Tue, 22 Mar 2022 13:59:26 +0000
+
+matrix-synapse-py3 (1.55.0~rc1) stable; urgency=medium
+
+  * New synapse release 1.55.0~rc1.
+
+ -- Synapse Packaging team <[email protected]>  Tue, 15 Mar 2022 10:59:31 +0000
+
 matrix-synapse-py3 (1.54.0) stable; urgency=medium
 
   * New synapse release 1.54.0.

diff --git a/demo/.gitignore b/demo/.gitignore
@@ -1,7 +1,4 @@
-*.db
-*.log
-*.log.*
-*.pid
-
-/media_store.*
-/etc
+# Ignore all the temporary files from the demo servers.
+8080/
+8081/
+8082/
diff --git a/demo/README b/demo/README
diff --git a/demo/clean.sh b/demo/clean.sh
@@ -4,6 +4,9 @@ set -e
 
 DIR="$( cd "$( dirname "$0" )" && pwd )"
 
+# Ensure that the servers are stopped.
+$DIR/stop.sh
+
 PID_FILE="$DIR/servers.pid"
 
 if [ -f "$PID_FILE" ]; then