pyproject.toml

[tool.towncrier]
    package = "synapse"
    filename = "CHANGES.md"
    directory = "changelog.d"
    issue_format = "[\\#{issue}](https://github.com/element-hq/synapse/issues/{issue})"

    [[tool.towncrier.type]]
        directory = "feature"
        name = "Features"
        showcontent = true

    [[tool.towncrier.type]]
        directory = "bugfix"
        name = "Bugfixes"
        showcontent = true

    [[tool.towncrier.type]]
        directory = "docker"
        name = "Updates to the Docker image"
        showcontent = true

    [[tool.towncrier.type]]
        directory = "doc"
        name = "Improved Documentation"
        showcontent = true

    [[tool.towncrier.type]]
        directory = "removal"
        name = "Deprecations and Removals"
        showcontent = true

    [[tool.towncrier.type]]
        directory = "misc"
        name = "Internal Changes"
        showcontent = true

[tool.ruff]
line-length = 88
target-version = "py39"

[tool.ruff.lint]
# See https://beta.ruff.rs/docs/rules/#error-e
# for error codes. The ones we ignore are:
#  E501: Line too long (black enforces this for us)
#  E731: do not assign a lambda expression, use a def
#
# flake8-bugbear compatible checks. Its error codes are described at
# https://beta.ruff.rs/docs/rules/#flake8-bugbear-b
#  B023: Functions defined inside a loop must not use variables redefined in the loop
ignore = [
    "B023",
    "E501",
    "E731",
]
select = [
    # pycodestyle
    "E",
    "W",
    # pyflakes
    "F",
    # isort
    "I001",
    # flake8-bugbear
    "B0",
    # flake8-comprehensions
    "C4",
    # flake8-2020
    "YTT",
    # flake8-slots
    "SLOT",
    # flake8-debugger
    "T10",
    # flake8-pie
    "PIE",
    # flake8-executable
    "EXE",
    # flake8-logging
    "LOG",
    # flake8-logging-format
    "G",
]

[tool.ruff.lint.isort]
combine-as-imports = true
section-order = ["future", "standard-library", "third-party", "twisted", "first-party", "testing", "local-folder"]
known-first-party = ["synapse"]

[tool.ruff.lint.isort.sections]
twisted = ["twisted", "OpenSSL"]
testing = ["tests"]

[tool.ruff.format]
quote-style = "double"
indent-style = "space"
skip-magic-trailing-comma = false
line-ending = "auto"

[tool.maturin]
manifest-path = "rust/Cargo.toml"
module-name = "synapse.synapse_rust"

[tool.poetry]
name = "matrix-synapse"
version = "1.137.0rc1"
description = "Homeserver for the Matrix decentralised comms protocol"
authors = ["Matrix.org Team and Contributors <packages@matrix.org>"]
license = "AGPL-3.0-or-later"
readme = "README.rst"
repository = "https://github.com/element-hq/synapse"
packages = [
    { include = "synapse" },
]
classifiers = [
    "Development Status :: 5 - Production/Stable",
    "Topic :: Communications :: Chat",
]
include = [
    { path = "AUTHORS.rst", format = "sdist" },
    { path = "book.toml", format = "sdist" },
    { path = "changelog.d", format = "sdist" },
    { path = "CHANGES.md", format = "sdist" },
    { path = "CONTRIBUTING.md", format = "sdist" },
    { path = "demo", format = "sdist" },
    { path = "docs", format = "sdist" },
    { path = "INSTALL.md", format = "sdist" },
    { path = "mypy.ini", format = "sdist" },
    { path = "scripts-dev", format = "sdist" },
    { path = "synmark", format="sdist" },
    { path = "sytest-blacklist", format = "sdist" },
    { path = "tests", format = "sdist" },
    { path = "UPGRADE.rst", format = "sdist" },
    { path = "Cargo.toml", format = "sdist" },
    { path = "Cargo.lock", format = "sdist" },
    { path = "rust/Cargo.toml", format = "sdist" },
    { path = "rust/build.rs", format = "sdist" },
    { path = "rust/src/**", format = "sdist" },
]
exclude = [
    { path = "synapse/*.so", format = "sdist"}
]

[tool.poetry.build]
script = "build_rust.py"
generate-setup-file = true

[tool.poetry.scripts]
synapse_homeserver = "synapse.app.homeserver:main"
synapse_worker = "synapse.app.generic_worker:main"
synctl = "synapse._scripts.synctl:main"

export_signing_key = "synapse._scripts.export_signing_key:main"
generate_config = "synapse._scripts.generate_config:main"
generate_log_config = "synapse._scripts.generate_log_config:main"
generate_signing_key = "synapse._scripts.generate_signing_key:main"
hash_password = "synapse._scripts.hash_password:main"
register_new_matrix_user = "synapse._scripts.register_new_matrix_user:main"
synapse_port_db = "synapse._scripts.synapse_port_db:main"
synapse_review_recent_signups = "synapse._scripts.review_recent_signups:main"
update_synapse_database = "synapse._scripts.update_synapse_database:main"

[tool.poetry.dependencies]
python = "^3.9.0"

# Mandatory Dependencies
# ----------------------
# we use the TYPE_CHECKER.redefine method added in jsonschema 3.0.0
jsonschema = ">=3.0.0"
# We choose 2.0 as a lower bound: the most recent backwards incompatible release.
# It seems generally available, judging by https://pkgs.org/search/?q=immutabledict
immutabledict = ">=2.0"
# We require 2.1.0 or higher for type hints. Previous guard was >= 1.1.0
unpaddedbase64 = ">=2.1.0"
# We require 2.0.0 for immutabledict support.
canonicaljson = "^2.0.0"
# we use the type definitions added in signedjson 1.1.
signedjson = "^1.1.0"
# validating SSL certs for IP addresses requires service_identity 18.1.
service-identity = ">=18.1.0"
# Twisted 18.9 introduces some logger improvements that the structured
# logger utilises
# Twisted 19.7.0 moves test helpers to a new module and deprecates the old location.
# Twisted 21.2.0 introduces contextvar support.
# We could likely bump this to 22.1 without making distro packagers'
# lives hard (as of 2025-07, distro support is Ubuntu LTS: 22.1, Debian stable: 22.4,
# RHEL 9: 22.10)
Twisted = {extras = ["tls"], version = ">=21.2.0"}
treq = ">=21.5.0"
# Twisted has required pyopenssl 16.0 since about Twisted 16.6.
pyOpenSSL = ">=16.0.0"
PyYAML = ">=5.3"
pyasn1 = ">=0.1.9"
pyasn1-modules = ">=0.0.7"
bcrypt = ">=3.1.7"
# 10.0.1 minimum is mandatory here because of libwebp CVE-2023-4863.
# Packagers that already took care of libwebp can lower that down to 5.4.0.
Pillow = ">=10.0.1"
# We use SortedDict.peekitem(), which was added in sortedcontainers 1.5.2.
sortedcontainers = ">=1.5.2"
pymacaroons = ">=0.13.0"
msgpack = ">=0.5.2"
phonenumbers = ">=8.2.0"
# we use GaugeHistogramMetric, which was added in prom-client 0.4.0.
# `prometheus_client.metrics` was added in 0.5.0, so we require that too.
# We chose 0.6.0 as that is the current version in Debian Buster (oldstable).
prometheus-client = ">=0.6.0"
# we use `order`, which arrived in attrs 19.2.0.
# Note: 21.1.0 broke `/sync`, see https://github.com/matrix-org/synapse/issues/9936
attrs = ">=19.2.0,!=21.1.0"
netaddr = ">=0.7.18"
# Jinja 2.x is incompatible with MarkupSafe>=2.1. To ensure that admins do not
# end up with a broken installation, with recent MarkupSafe but old Jinja, we
# add a lower bound to the Jinja2 dependency.
Jinja2 = ">=3.0"
bleach = ">=1.4.3"
# We use `assert_never`, which were added in `typing-extensions` 4.1.
typing-extensions = ">=4.1"
# We enforce that we have a `cryptography` version that bundles an `openssl`
# with the latest security patches.
cryptography = ">=3.4.7"
# ijson 3.1.4 fixes a bug with "." in property names
ijson = ">=3.1.4"
matrix-common = "^1.3.0"
# We need packaging.verison.Version(...).major added in 20.0.
packaging = ">=20.0"
# We support pydantic v1 and pydantic v2 via the pydantic.v1 compat module.
# See https://github.com/matrix-org/synapse/issues/15858
pydantic = ">=1.7.4, <3"

# This is for building the rust components during "poetry install", which
# currently ignores the `build-system.requires` directive (c.f.
# https://github.com/python-poetry/poetry/issues/6154). Both `pip install` and
# `poetry build` do the right thing without this explicit dependency.
#
# This isn't really a dev-dependency, as `poetry install --without dev` will fail,
# but the alternative is to add it to the main list of deps where it isn't
# needed.
setuptools_rust = ">=1.3"

# This is used for parsing multipart responses
python-multipart = ">=0.0.9"

# Optional Dependencies
# ---------------------
matrix-synapse-ldap3 = { version = ">=0.1", optional = true }
psycopg2 = { version = ">=2.8", markers = "platform_python_implementation != 'PyPy'", optional = true }
psycopg2cffi = { version = ">=2.8", markers = "platform_python_implementation == 'PyPy'", optional = true }
psycopg2cffi-compat = { version = "==1.1", markers = "platform_python_implementation == 'PyPy'", optional = true }
pysaml2 = { version = ">=4.5.0", optional = true }
authlib = { version = ">=0.15.1", optional = true }
# systemd-python is necessary for logging to the systemd journal via
# `systemd.journal.JournalHandler`, as is documented in
# `contrib/systemd/log_config.yaml`.
# Note: systemd-python 231 appears to have been yanked from pypi
systemd-python = { version = ">=231", optional = true }
lxml = { version = ">=4.5.2", optional = true }
sentry-sdk = { version = ">=0.7.2", optional = true }
opentracing = { version = ">=2.2.0", optional = true }
jaeger-client = { version = ">=4.0.0", optional = true }
txredisapi = { version = ">=1.4.7", optional = true }
hiredis = { version = "*", optional = true }
Pympler = { version = "*", optional = true }
parameterized = { version = ">=0.7.4", optional = true }
idna = { version = ">=2.5", optional = true }

[tool.poetry.extras]
# NB: Packages that should be part of `pip install matrix-synapse[all]` need to be specified
# twice: once here, and once in the `all` extra.
matrix-synapse-ldap3 = ["matrix-synapse-ldap3"]
postgres = ["psycopg2", "psycopg2cffi", "psycopg2cffi-compat"]
saml2 = ["pysaml2"]
oidc = ["authlib"]
# systemd-python is necessary for logging to the systemd journal via
# `systemd.journal.JournalHandler`, as is documented in
# `contrib/systemd/log_config.yaml`.
systemd = ["systemd-python"]
url-preview = ["lxml"]
sentry = ["sentry-sdk"]
opentracing = ["jaeger-client", "opentracing"]
jwt = ["authlib"]
# hiredis is not a *strict* dependency, but it makes things much faster.
# (if it is not installed, we fall back to slow code.)
redis = ["txredisapi", "hiredis"]
# Required to use experimental `caches.track_memory_usage` config option.
cache-memory = ["pympler"]
test = ["parameterized", "idna"]

# The duplication here is awful. I hate hate hate hate hate it. However, for now I want
# to ensure you can still `pip install matrix-synapse[all]` like today. Two motivations:
# 1) for new installations, I want instructions in existing documentation and tutorials
#    out there to still work.
# 2) I don't want to hard-code a list of extras into CI if I can help it. The ideal
#    solution here would be something like https://github.com/python-poetry/poetry/issues/3413
# Poetry 1.2's dependency groups might make this easier. But I'm not trying that out
# until there's a stable release of 1.2.
#
# NB: the strings in this list must be *package* names, not extra names.
# Some of our extra names _are_ package names, which can lead to great confusion.
all = [
    # matrix-synapse-ldap3
    "matrix-synapse-ldap3",
    # postgres
    "psycopg2", "psycopg2cffi", "psycopg2cffi-compat",
    # saml2
    "pysaml2",
    # oidc and jwt
    "authlib",
    # url-preview
    "lxml",
    # sentry
    "sentry-sdk",
    # opentracing
    "jaeger-client", "opentracing",
    # redis
    "txredisapi", "hiredis",
    # cache-memory
    "pympler",
    # omitted:
    #   - test: it's useful to have this separate from dev deps in the olddeps job
    #   - systemd: this is a system-based requirement
]

[tool.poetry.dev-dependencies]
# We pin development dependencies in poetry.lock so that our tests don't start
# failing on new releases. Keeping lower bounds loose here means that dependabot
# can bump versions without having to update the content-hash in the lockfile.
# This helps prevents merge conflicts when running a batch of dependabot updates.
ruff = "0.12.7"
# Type checking only works with the pydantic.v1 compat module from pydantic v2
pydantic = "^2"

# Typechecking
lxml-stubs = ">=0.4.0"
mypy = "*"
mypy-zope = "*"
types-bleach = ">=4.1.0"
types-jsonschema = ">=3.2.0"
types-netaddr = ">=0.8.0.6"
types-opentracing = ">=2.4.2"
types-Pillow = ">=8.3.4"
types-psycopg2 = ">=2.9.9"
types-pyOpenSSL = ">=20.0.7"
types-PyYAML = ">=5.4.10"
types-requests = ">=2.26.0"
types-setuptools = ">=57.4.0"

# Dependencies which are exclusively required by unit test code. This is
# NOT a list of all modules that are necessary to run the unit tests.
# Tests assume that all optional dependencies are installed.
# parameterized<0.7.4 can create classes with names that would normally be invalid
# identifiers. trial really does not like this when running with multiple workers.
parameterized = ">=0.7.4"
idna = ">=2.5"

# The following are used by the release script
click = ">=8.1.3"
# GitPython was == 3.1.14; bumped to 3.1.20, the first release with type hints.
GitPython = ">=3.1.20"
markdown-it-py = ">=3.0.0"
pygithub = ">=1.55"
# The following are executed as commands by the release script.
twine = "*"
# Towncrier min version comes from https://github.com/matrix-org/synapse/pull/3425. Rationale unclear.
towncrier = ">=18.6.0rc1"

# Used for checking the Poetry lockfile
tomli = ">=1.2.3"


[build-system]
# The upper bounds here are defensive, intended to prevent situations like
# https://github.com/matrix-org/synapse/issues/13849 and
# https://github.com/matrix-org/synapse/issues/14079 where we see buildtime or
# runtime errors caused by build system changes.
# We are happy to raise these upper bounds upon request,
# provided we check that it's safe to do so (i.e. that CI passes).
requires = ["poetry-core>=1.1.0,<=2.1.3", "setuptools_rust>=1.3,<=1.11.1"]
build-backend = "poetry.core.masonry.api"


[tool.cibuildwheel]
# Skip unsupported platforms (by us or by Rust).
# See https://cibuildwheel.readthedocs.io/en/stable/options/#build-skip for the list of build targets.
# We skip:
#  - CPython and PyPy 3.8: EOLed
#  - musllinux i686: excluded to reduce number of wheels we build.
#    c.f. https://github.com/matrix-org/synapse/pull/12595#discussion_r963107677
skip = "cp38* pp38* *-musllinux_i686"
# Enable non-default builds.
# "pypy" used to be included by default up until cibuildwheel 3.
enable = "pypy"

# We need a rust compiler.
#
# We temporarily pin Rust to 1.82.0 to work around
# https://github.com/element-hq/synapse/issues/17988
before-all =  "sh .ci/before_build_wheel.sh"
environment= { PATH = "$PATH:$HOME/.cargo/bin" }

# For some reason if we don't manually clean the build directory we
# can end up polluting the next build with a .so that is for the wrong
# Python version.
before-build = "rm -rf {project}/build"
build-frontend = "build"
test-command = "python -c 'from synapse.synapse_rust import sum_as_string; print(sum_as_string(1, 2))'"


[tool.cibuildwheel.linux]
# Wrap the repair command to correctly rename the built cpython wheels as ABI3.
repair-wheel-command = "./.ci/scripts/auditwheel_wrapper.py -w {dest_dir} {wheel}"

[tool.cibuildwheel.macos]
# Wrap the repair command to correctly rename the built cpython wheels as ABI3.
repair-wheel-command = "./.ci/scripts/auditwheel_wrapper.py --require-archs {delocate_archs} -w {dest_dir} {wheel}"