[bug#39841] [WIP PATCH] synapse

[Alex ter Weele <alex.ter.weele@gmail.com>]

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Alex ter Weele <alex.ter.weele@gmail.com> writes:

> Marius Bakke <mbakke@fastmail.com> writes:
>
>> Alex ter Weele <alex.ter.weele@gmail.com> writes:
>>
>>> Hello,
>>>
>>> These are some patches to add Synapse
>>> <https://github.com/matrix-org/synapse>.
>>
>> Cool!  Now Guix users can run their own Matrix home servers!
>>
>> Can you rebase this series on the current master branch?  Let's try to
>> merge the patches that are not marked with TODO, to make reviewing the
>> remainder easier.
>>
>> I've applied the first patch already!  :-)
>>
>> Short feedback on the series: inputs should probably be
>> propagated-inputs in all of these.  Please also run 'guix lint' on each
>> package to catch cosmetic issues.
>>
>> Thanks in advance, and sorry for the delay!
>
> Here is  a new patch series atop current master. It should be
> guix-linted and use propagated-inputs.
>
> I also want to mention: I indiscriminately put everything in
> python-xyz.scm, some of these packages may be a better fit for other
> python-*.scm files.
>
> Thanks for the review!

I forgot to attach the patch series 🤦


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From 4f5271954642ffa9d4abda51b8be6c0e0ed66ca7 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:06:27 -0600
Subject: [PATCH 01/16] gnu: Add python-frozendict.

* gnu/packages/python-xyz.scm (python-frozendict): New variable.
---
 gnu/packages/python-xyz.scm | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index daf129c3c4..1fb3ea021c 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18726,3 +18726,22 @@ HTML-containing files.")
 usable as a configuration language.  This Python package implements parsing and
 dumping of JSON5 data structures.")
     (license license:asl2.0)))
+
+(define-public python-frozendict
+  (package
+    (name "python-frozendict")
+    (version "1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "frozendict" version))
+       (sha256
+        (base32 "0ibf1wipidz57giy53dh7mh68f2hz38x8f4wdq88mvxj5pr7jhbp"))))
+    (build-system python-build-system)
+    (home-page "https://github.com/slezica/python-frozendict")
+    (synopsis "Simple immutable mapping for Python")
+    (description
+     "@dfn{frozendict} is an immutable wrapper around dictionaries that
+implements the complete mapping interface.  It can be used as a drop-in
+replacement for dictionaries where immutability is desired.")
+    (license license:expat)))
-- 
2.25.2


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From 907fa11b8309843e6e6915e65496142d4597b071 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:07:34 -0600
Subject: [PATCH 02/16] gnu: Add python-unpaddedbase64.

* gnu/packages/python-xyz.scm (python-unpaddedbase64): New variable.
---
 gnu/packages/python-xyz.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 1fb3ea021c..f0d0c1b450 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18745,3 +18745,26 @@ dumping of JSON5 data structures.")
 implements the complete mapping interface.  It can be used as a drop-in
 replacement for dictionaries where immutability is desired.")
     (license license:expat)))
+
+(define-public python-unpaddedbase64
+  (package
+    (name "python-unpaddedbase64")
+    (version "1.1.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/matrix-org/python-unpaddedbase64.git")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0if3fjfxga0bwdq47v77fs9hrcqpmwdxry2i2a7pdqsp95258nxd"))))
+    (build-system python-build-system)
+    (home-page "https://pypi.org/project/unpaddedbase64/")
+    (synopsis "Encode and decode Base64 without “=” padding")
+    (description
+     "RFC 4648 specifies that Base64 should be padded to a multiple of 4 bytes
+using “=” characters.  However this conveys no benefit so many protocols
+choose to use Base64 without the “=” padding.")
+    (license license:asl2.0)))
-- 
2.25.2


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From 58d8abab399b4a56c8b0058bab90edc19d92a2a6 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:08:29 -0600
Subject: [PATCH 03/16] gnu: Add python-canonicaljson.

* gnu/packages/python-xyz.scm (python-canonicaljson): New variable.
---
 gnu/packages/python-xyz.scm | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index f0d0c1b450..003f9ca22c 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18768,3 +18768,35 @@ replacement for dictionaries where immutability is desired.")
 using “=” characters.  However this conveys no benefit so many protocols
 choose to use Base64 without the “=” padding.")
     (license license:asl2.0)))
+
+(define-public python-canonicaljson
+  (package
+    (name "python-canonicaljson")
+    (version "1.1.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "canonicaljson" version))
+       (sha256
+        (base32 "09cpacc8yvcc74i63pdmlfaahh77dnvbyw9zf29wml2zzwqfbg25"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-six" ,python-six)
+       ("python-frozendict" ,python-frozendict)
+       ("python-simplejson" ,python-simplejson)))
+    (home-page "https://github.com/matrix-org/python-canonicaljson")
+    (synopsis "Canonical JSON")
+    (description
+     "Deterministically encode JSON.
+
+@itemize
+@item Encodes objects and arrays as RFC 7159 JSON.
+@item Sorts object keys so that you get the same result each time.
+@item Has no insignificant whitespace to make the output as small as possible.
+@item Escapes only the characters that must be escaped, U+0000 to
+ U+0019 / U+0022 / U+0056, to keep the output as small as possible.
+@item Uses the shortest escape sequence for each escaped character.
+@item Encodes the JSON as UTF-8.
+@item Can encode frozendict immutable dictionaries.
+@end itemize")
+    (license license:asl2.0)))
-- 
2.25.2


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From 64c20964e4ac4ddc5cd58a0e3da3c1e8fa538fee Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:09:58 -0600
Subject: [PATCH 04/16] gnu: Add python-signedjson.

* gnu/packages/python-xyz.scm (python-signedjson): New variable.
---
 gnu/packages/python-xyz.scm | 39 +++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 003f9ca22c..6f3e40f0a0 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18800,3 +18800,42 @@ choose to use Base64 without the “=” padding.")
 @item Can encode frozendict immutable dictionaries.
 @end itemize")
     (license license:asl2.0)))
+
+(define-public python-signedjson
+  (package
+    (name "python-signedjson")
+    (version "1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "signedjson" version))
+       (sha256
+        (base32 "13wfi50wzz38j6xsz7hmx26vf0zvk0fj7516wavzpsyfk9xy3g5v"))))
+    (build-system python-build-system)
+    (arguments
+     ;; TODO "AttributeError: type object 'Callable' has no attribute
+     ;; '_abc_registry'"
+     `(#:tests? #f))
+    (propagated-inputs
+     `(("python-canonicaljson" ,python-canonicaljson)
+       ("python-unpaddedbase64" ,python-unpaddedbase64)
+       ("python-pynacl" ,python-pynacl)
+       ("python-typing-extensions" ,python-typing-extensions)
+       ("python-typing" ,python-typing)))
+    (native-inputs
+     `(("python-simplejson" ,python-simplejson)
+       ("python-frozendict" ,python-frozendict)))
+    (home-page "https://github.com/matrix-org/python-signedjson")
+    (synopsis "Sign JSON objects with ED25519 signatures")
+    (description
+     "Sign JSON objects with ED25519 signatures.
+
+@itemize
+@item More than one entity can sign the same object.
+@item Each entity can sign the object with more than one key making it easier to
+rotate keys
+@item ED25519 can be replaced with a different algorithm.
+@item Unprotected data can be added to the object under the @dfn{\"unsigned\"}
+key.
+@end itemize")
+    (license license:asl2.0)))
-- 
2.25.2


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From 61ca5e708307bf4febad635a513fa8b685d70f67 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:10:35 -0600
Subject: [PATCH 05/16] gnu: Add python-daemonize.

* gnu/packages/python-xyz.scm (python-daemonize): New variable.
---
 gnu/packages/python-xyz.scm | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 6f3e40f0a0..c908658197 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18839,3 +18839,19 @@ rotate keys
 key.
 @end itemize")
     (license license:asl2.0)))
+
+(define-public python-daemonize
+  (package
+    (name "python-daemonize")
+    (version "2.5.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "daemonize" version))
+       (sha256
+        (base32 "1hwbl3gf9fdds9sc14zgjyjisjvxidrvqc11xlbb0b6jz17nw0nx"))))
+    (build-system python-build-system)
+    (home-page "https://github.com/thesharp/daemonize")
+    (synopsis "Library for writing system daemons in Python")
+    (description "Daemonize is a library for writing system daemons in Python.")
+    (license license:expat)))
-- 
2.25.2


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From c63dc12a55fc1fc925dbac294dedf0d1c63d3759 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:11:11 -0600
Subject: [PATCH 06/16] gnu: Add python-pymacaroons.

* gnu/packages/python-xyz.scm (python-pymacaroons): New variable.
---
 gnu/packages/python-xyz.scm | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index c908658197..b1aa9592d7 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18855,3 +18855,30 @@ key.
     (synopsis "Library for writing system daemons in Python")
     (description "Daemonize is a library for writing system daemons in Python.")
     (license license:expat)))
+
+(define-public python-pymacaroons
+  (package
+    (name "python-pymacaroons")
+    (version "0.13.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "pymacaroons" version))
+       (sha256
+        (base32 "1f0357a6g1h96sk6wy030xmc1p4rd80a999qvxd28v7nlm1blsqy"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-six" ,python-six)
+       ("python-pynacl" ,python-pynacl)))
+    (home-page "https://github.com/ecordell/pymacaroons")
+    (synopsis "Python Macaroon Library")
+    (description
+     "Macaroons, like cookies, are a form of bearer credential.  Unlike opaque
+tokens, macaroons embed caveats that define specific authorization
+requirements for the target service, the service that issued the root macaroon
+and which is capable of verifying the integrity of macaroons it receives.
+
+Macaroons allow for delegation and attenuation of authorization.  They are
+simple and fast to verify, and decouple authorization policy from the
+enforcement of that policy.")
+    (license license:expat)))
-- 
2.25.2


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From 1a923dc1a6e8fbc15bd66655db872965786f45b1 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:11:35 -0600
Subject: [PATCH 07/16] gnu: Add python-prometheus-client.

* gnu/packages/python-xyz.scm (python-prometheus-client): New variable.
---
 gnu/packages/python-xyz.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index b1aa9592d7..bf34511bc3 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18882,3 +18882,26 @@ Macaroons allow for delegation and attenuation of authorization.  They are
 simple and fast to verify, and decouple authorization policy from the
 enforcement of that policy.")
     (license license:expat)))
+
+(define-public python-prometheus-client
+  (package
+    (name "python-prometheus-client")
+    (version "0.7.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "prometheus_client" version))
+       (sha256
+        (base32 "1ni2yv4ixwz32nz39ckia76lvggi7m19y5f702w5qczbnfi29kbi"))))
+    (build-system python-build-system)
+    (arguments
+     ;; TODO "ModuleNotFoundError: No module named 'tests'"
+     `(#:tests? #f))
+    (propagated-inputs
+     `(("python-twisted" ,python-twisted)))
+    (native-inputs
+     `(("python-tox" ,python-tox)))
+    (home-page "https://github.com/prometheus/client_python")
+    (synopsis "Prometheus instrumentation library for Python applications")
+    (description "The official Python 2 and 3 client for Prometheus.")
+    (license license:asl2.0)))
-- 
2.25.2


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From f56af1a76217dba56249aff64559e228d68218bf Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:12:08 -0600
Subject: [PATCH 08/16] gnu: Add python-ldap3.

* gnu/packages/python-xyz.scm (python-ldap3): New variable.
---
 gnu/packages/python-xyz.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index bf34511bc3..1cabc8ecaa 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18905,3 +18905,27 @@ enforcement of that policy.")
     (synopsis "Prometheus instrumentation library for Python applications")
     (description "The official Python 2 and 3 client for Prometheus.")
     (license license:asl2.0)))
+
+(define-public python-ldap3
+  (package
+    (name "python-ldap3")
+    (version "2.6.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "ldap3" version))
+       (sha256
+        (base32 "0ag5xqlki6pjk3f50b8ar8vynx2fmkna7rfampv3kdgwg8z6gjr7"))))
+    (build-system python-build-system)
+    (arguments
+     ;; TODO "ImportError: Failed to import test module: ordDict"
+     `(#:tests? #f))
+    (propagated-inputs
+     `(("python-pyasn1" ,python-pyasn1)
+       ("python-gssapi" ,python-gssapi)))
+    (home-page "https://github.com/cannatag/ldap3")
+    (synopsis "Strictly RFC 4510 conforming LDAP V3 pure Python client")
+    (description
+     "LDAP3 is a strictly RFC 4510 conforming LDAP V3 pure Python client
+library.  The same codebase runs in Python 2, Python 3, PyPy and PyPy3.")
+    (license license:lgpl3+)))
-- 
2.25.2


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From 2cc8719b50b8c1618f4b36792155a242aa823e84 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Tue, 24 Mar 2020 19:32:46 -0500
Subject: [PATCH 09/16] gnu: Add python-boltons.

* gnu/packages/python-xyz.scm: (python-boltons) New variable.
---
 gnu/packages/python-xyz.scm | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 1cabc8ecaa..19b318915e 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18929,3 +18929,36 @@ enforcement of that policy.")
      "LDAP3 is a strictly RFC 4510 conforming LDAP V3 pure Python client
 library.  The same codebase runs in Python 2, Python 3, PyPy and PyPy3.")
     (license license:lgpl3+)))
+
+(define-public python-boltons
+  (package
+    (name "python-boltons")
+    (version "20.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "boltons" version))
+       (sha256
+        (base32
+         "0lrr40qqj3ch8xarvyzbnbjs79pz5aywklllq53l347h1b8xnkg4"))))
+    (build-system python-build-system)
+    (home-page "https://github.com/mahmoud/boltons")
+    (synopsis
+     "When they're not builtins, they're boltons.")
+    (description
+     "Boltons is a set of over 230 BSD-licensed, pure-Python utilities in the
+same spirit as — and yet conspicuously missing from — the standard library,
+including:
+
+@itemize
+@item Atomic file saving, bolted on with fileutils
+@item A highly-optimized OrderedMultiDict, in dictutils
+@item Two types of PriorityQueue, in queueutils
+@item Chunked and windowed iteration, in iterutils
+@item Recursive data structure iteration and merging, with iterutils.remap
+@item Exponential backoff functionality, including jitter, through
+iterutils.backoff
+@item A full-featured TracebackInfo type, for representing stack traces, in
+tbutils
+@end itemize")
+    (license license:bsd-3)))
-- 
2.25.2


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From 278750c17316101616815f69bfa878e8d1105166 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Tue, 24 Mar 2020 19:33:36 -0500
Subject: [PATCH 10/16] gnu: Add python-eliot.

* gnu/packages/python-xyz.scm: (python-eliot) New variable.
---
 gnu/packages/python-xyz.scm | 53 +++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 19b318915e..e2f78af00d 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -18962,3 +18962,56 @@ iterutils.backoff
 tbutils
 @end itemize")
     (license license:bsd-3)))
+
+(define-public python-eliot
+  (package
+    (name "python-eliot")
+    (version "1.12.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "eliot" version))
+       (sha256
+        (base32 "0wabv7hk63l12881f4zw02mmj06583qsx2im0yywdjlj8f56vqdn"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'remove-journald-support
+           (lambda _
+             (invoke "rm"
+                     "eliot/tests/test_journald.py"
+                     "eliot/journald.py")
+             #t))
+         (add-after 'remove-journald-support 'remove-eliot-prettyprint-tests
+           ;; remove command-line tool's tests. TODO eliot-prettyprint should
+           ;; be installed and these tests should pass.
+           (lambda _
+             (invoke "rm" "eliot/tests/test_prettyprint.py")
+             #t)))))
+    (propagated-inputs
+     `(("python-boltons" ,python-boltons)
+       ("python-pyrsistent" ,python-pyrsistent)
+       ("python-six" ,python-six)
+       ("python-zope-interface" ,python-zope-interface)))
+    (native-inputs
+     `(("python-black" ,python-black)
+       ("python-coverage" ,python-coverage)
+       ("python-dask" ,python-dask)
+       ("python-flake8" ,python-flake8)
+       ("python-hypothesis" ,python-hypothesis)
+       ("python-pytest" ,python-pytest)
+       ("python-setuptools" ,python-setuptools)
+       ("python-sphinx" ,python-sphinx)
+       ("python-sphinx-rtd-theme" ,python-sphinx-rtd-theme)
+       ("python-testtools" ,python-testtools)
+       ("python-twine" ,python-twine)
+       ("python-twisted" ,python-twisted)))
+    (home-page "https://github.com/itamarst/eliot/")
+    (synopsis "Eliot: the logging system that tells you why it happened")
+    (description
+     "@dfn{eliot} is a Python logging system that outputs causal chains of
+actions: actions can spawn other actions, and eventually they either succeed
+or fail. The resulting logs tell you the story of what your software did: what
+happened, and what caused it.")
+    (license license:asl2.0)))
-- 
2.25.2


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From fc0016250f0d1a2c0a3461ec819762c762090438 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Tue, 24 Mar 2020 19:49:10 -0500
Subject: [PATCH 11/16] gnu: Add python-pem.

* gnu/packages/python-xyz.scm: (python-pem) New variable.
---
 gnu/packages/python-xyz.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index e2f78af00d..96150879c4 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -19015,3 +19015,28 @@ actions: actions can spawn other actions, and eventually they either succeed
 or fail. The resulting logs tell you the story of what your software did: what
 happened, and what caused it.")
     (license license:asl2.0)))
+
+(define-public python-pem
+  (package
+    (name "python-pem")
+    (version "20.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "pem" version))
+       (sha256
+        (base32
+         "1xh88ss279fprxnzd10dczmqwjhppbyvljm33zrg2mgybwd66qr7"))))
+    (build-system python-build-system)
+    (native-inputs
+     `(("python-certifi" ,python-certifi)
+       ("python-coverage" ,python-coverage)
+       ("python-pretend" ,python-pretend)
+       ("python-pyopenssl" ,python-pyopenssl)
+       ("python-pytest" ,python-pytest)
+       ("python-sphinx" ,python-sphinx)
+       ("python-twisted" ,python-twisted)))
+    (home-page "https://pem.readthedocs.io/")
+    (synopsis "Easy PEM file parsing in Python.")
+    (description "Easy PEM file parsing in Python.")
+    (license license:expat)))
-- 
2.25.2


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From b257432434f38f47b875b7cb6f5fccd90b75693d Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Tue, 24 Mar 2020 19:49:55 -0500
Subject: [PATCH 12/16] gnu: Add python-txsni.

* gnu/packages/python-xyz.scm: (python-txsni) New variable.
---
 gnu/packages/python-xyz.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 96150879c4..3ff5f4c60a 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -19040,3 +19040,28 @@ happened, and what caused it.")
     (synopsis "Easy PEM file parsing in Python.")
     (description "Easy PEM file parsing in Python.")
     (license license:expat)))
+
+(define-public python-txsni
+  (package
+    (name "python-txsni")
+    (version "0.1.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "TxSNI" version))
+       (sha256
+        (base32
+         "1c72nbhx4z0v5djb89yzrcqlmjdlyryj7qgwl9ivnn816126z5kj"))))
+    (build-system python-build-system)
+    (arguments
+     ;; TODO confusing test failure
+     `(#:tests? #f))
+    (propagated-inputs
+     `(("python-pyopenssl" ,python-pyopenssl)
+       ("python-service-identity" ,python-service-identity)
+       ("python-twisted" ,python-twisted)))
+    (home-page "https://github.com/glyph/txsni")
+    (synopsis "easy-to-use SNI endpoint for twisted")
+    (description
+     "easy-to-use SNI endpoint for twisted")
+    (license license:expat)))
-- 
2.25.2


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From 11ce910f6e783f86773fea5bab18ba0c07dfbafb Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:13:26 -0600
Subject: [PATCH 13/16] gnu: Add python-txacme.

* gnu/packages/python-xyz.scm (python-txacme): New variable.
---
 gnu/packages/python-xyz.scm | 42 +++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 3ff5f4c60a..2d4c82d6c3 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -19065,3 +19065,45 @@ happened, and what caused it.")
     (description
      "easy-to-use SNI endpoint for twisted")
     (license license:expat)))
+
+(define-public python-txacme
+  (package
+    (name "python-txacme")
+    (version "0.9.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "txacme" version))
+       (sha256
+        (base32 "1cplx4llq7i508w6fgwjdv9di7rsz9k9irfmzdfbiz6q6a0ykf1d"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-acme" ,python-acme)
+       ("python-attrs" ,python-attrs)
+       ("python-eliot" ,python-eliot)
+       ("python-josepy" ,python-josepy)
+       ("python-pem" ,python-pem)
+       ("python-treq" ,python-treq)
+       ("python-twisted" ,python-twisted)
+       ("python-txsni" ,python-txsni)))
+    (native-inputs
+    `(("python-fixtures" ,python-fixtures)
+      ("python-hypothesis" ,python-hypothesis)
+      ("python-mock" ,python-mock)
+      ("python-service-identity"
+       ,python-service-identity)
+      ("python-testrepository" ,python-testrepository)
+      ("python-testscenarios" ,python-testscenarios)
+      ("python-testtools" ,python-testtools)))
+    (home-page "https://github.com/twisted/txacme")
+    (synopsis
+     "Twisted implexmentation of the ACME protocol")
+    (description
+     "ACME is Automatic Certificate Management Environment, a protocol that
+allows clients and certificate authorities to automate verification and
+certificate issuance.  The ACME protocol is used by the free Let's Encrypt
+Certificate Authority.
+
+txacme is an implementation of the protocol for Twisted, the event-driven
+networking engine for Python.")
+    (license license:expat)))
-- 
2.25.2


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From 0ae8b2347df79250c5e2e0f48f825875a218fb43 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Tue, 24 Mar 2020 19:38:36 -0500
Subject: [PATCH 14/16] gnu: Add python-pysaml2.

* gnu/packages/python-xyz.scm: (python-pysaml2) New variable.
---
 gnu/packages/python-xyz.scm | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 2d4c82d6c3..64e3b68821 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -19107,3 +19107,31 @@ Certificate Authority.
 txacme is an implementation of the protocol for Twisted, the event-driven
 networking engine for Python.")
     (license license:expat)))
+
+(define-public python-pysaml2
+  (package
+    (name "python-pysaml2")
+    (version "5.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "pysaml2" version))
+       (sha256
+        (base32
+         "1h8cmxh9cvxhrdfmkh92wg6zpxmhi2fixq1cy4hxismmaar7bsny"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-cryptography" ,python-cryptography)
+       ("python-dateutil" ,python-dateutil)
+       ("python-defusedxml" ,python-defusedxml)
+       ("python-pyopenssl" ,python-pyopenssl)
+       ("python-pytz" ,python-pytz)
+       ("python-requests" ,python-requests)
+       ("python-six" ,python-six)))
+    (home-page "https://idpy.org")
+    (synopsis
+     "Python implementation of SAML Version 2 Standard")
+    (description
+     "Python implementation of SAML Version 2 Standard")
+    (license license:asl2.0)))
+
-- 
2.25.2


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From 56d73f7249273da6b645aa1d4be38074f8d4ced4 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:19:28 -0600
Subject: [PATCH 15/16] gnu: Add python-matrix-synapse-ldap3.

* gnu/packages/matrix.scm: New file. (python-matrix-synapse-ldap3) New
  variable.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add matrix.scm.
---
 gnu/local.mk            |  1 +
 gnu/packages/matrix.scm | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 gnu/packages/matrix.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 7d8145b10d..8c50da9c10 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -343,6 +343,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/marst.scm			\
   %D%/packages/mate.scm             \
   %D%/packages/maths.scm			\
+  %D%/packages/matrix.scm			\
   %D%/packages/maven.scm			\
   %D%/packages/mc.scm				\
   %D%/packages/mcrypt.scm			\
diff --git a/gnu/packages/matrix.scm b/gnu/packages/matrix.scm
new file mode 100644
index 0000000000..f399d2aabc
--- /dev/null
+++ b/gnu/packages/matrix.scm
@@ -0,0 +1,33 @@
+(define-module (gnu packages matrix)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (gnu packages python-crypto)
+  #:use-module (gnu packages python-xyz)
+  #:use-module (guix build-system python)
+  #:use-module (guix download)
+  #:use-module (guix packages))
+
+(define-public python-matrix-synapse-ldap3
+  (package
+    (name "python-matrix-synapse-ldap3")
+    (version "0.1.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "matrix-synapse-ldap3" version))
+       (sha256
+        (base32
+         "01bms89sl16nyh9f141idsz4mnhxvjrc3gj721wxh1fhikps0djx"))))
+    (build-system python-build-system)
+    (arguments
+     ;; tests require synapse, creating a circular dependency.
+     '(#:tests? #f))
+    (porpagated-inputs
+     `(("python-twisted" ,python-twisted)
+       ("python-ldap3" ,python-ldap3)
+       ("python-service-identity" ,python-service-identity)))
+    (home-page "https://github.com/matrix-org/matrix-synapse-ldap3")
+    (synopsis "LDAP3 auth provider for Synapse")
+    (description
+     "Allows synapse to use LDAP as a password provider.  This allows users to
+log in to synapse with their username and password from an LDAP server.")
+    (license license:asl2.0)))
-- 
2.25.2


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From 737d69090c2c4d95ca9cb84468f756b0112f88a0 Mon Sep 17 00:00:00 2001
From: Alex ter Weele <alex.ter.weele@gmail.com>
Date: Sat, 29 Feb 2020 11:22:06 -0600
Subject: [PATCH 16/16] gnu: Add synapse.

* gnu/packages/matrix.scm (synapse): New variable.
---
 gnu/packages/matrix.scm | 69 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/gnu/packages/matrix.scm b/gnu/packages/matrix.scm
index f399d2aabc..0b56c66bbb 100644
--- a/gnu/packages/matrix.scm
+++ b/gnu/packages/matrix.scm
@@ -1,7 +1,11 @@
 (define-module (gnu packages matrix)
   #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (gnu packages check)
+  #:use-module (gnu packages databases)
   #:use-module (gnu packages python-crypto)
+  #:use-module (gnu packages python-web)
   #:use-module (gnu packages python-xyz)
+  #:use-module (gnu packages xml)
   #:use-module (guix build-system python)
   #:use-module (guix download)
   #:use-module (guix packages))
@@ -31,3 +35,68 @@
      "Allows synapse to use LDAP as a password provider.  This allows users to
 log in to synapse with their username and password from an LDAP server.")
     (license license:asl2.0)))
+
+(define-public synapse
+  (package
+    (name "synapse")
+    (version "1.11.0")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "matrix-synapse" version))
+              (sha256
+               (base32
+                "0cqbwcz0fi4w413s1kcxvf696qi4n46n1k4ggnygqri5yq26qlfy"))))
+    (build-system python-build-system)
+    ;; TODO I think there are custom tests
+    (propagated-inputs
+     `(("python-simplejson" ,python-simplejson) ; not attested but required
+       ;; requirements (synapse/python_dependencies.py)
+       ("python-jsonschema" ,python-jsonschema)
+       ("python-frozendict" ,python-frozendict)
+       ("python-unpaddedbase64" ,python-unpaddedbase64)
+       ("python-canonicaljson" ,python-canonicaljson)
+       ("python-signedjson" ,python-signedjson)
+       ("python-pynacl" ,python-pynacl)
+       ("python-idna" ,python-idna)
+       ("python-service-identity" ,python-service-identity)
+       ("python-twisted" ,python-twisted)
+       ("python-treq" ,python-treq)
+       ("python-pyopenssl" ,python-pyopenssl)
+       ("python-pyyaml" ,python-pyyaml)
+       ("python-pyasn1" ,python-pyasn1)
+       ("python-pyasn1-modules" ,python-pyasn1-modules)
+       ("python-daemonize" ,python-daemonize)
+       ("python-bcrypt" ,python-bcrypt)
+       ("python-pillow" ,python-pillow)
+       ("python-sortedcontainers" ,python-sortedcontainers)
+       ("python-pymacaroons" ,python-pymacaroons)
+       ("python-msgpack" ,python-msgpack)
+       ("python-phonenumbers" ,python-phonenumbers)
+       ("python-six" ,python-six)
+       ("python-prometheus-client" ,python-prometheus-client)
+       ("python-attrs" ,python-attrs)
+       ("python-netaddr" ,python-netaddr)
+       ("python-jinja2" ,python-jinja2)
+       ("python-bleach" ,python-bleach)
+       ("python-typing-extensions" ,python-typing-extensions)
+       ;; conditional requirements (synapse/python_dependencies.py)
+       ("python-matrix-synapse-ldap3" ,python-matrix-synapse-ldap3)
+       ("python-psycopg2" ,python-psycopg2)
+       ("python-jinja2" ,python-jinja2)
+       ("python-txacme" ,python-txacme)
+       ("python-pysaml2" ,python-pysaml2)
+       ("python-lxml" ,python-lxml)
+       ;; sentry-sdk, jaeger-client, and opentracing could be included, but
+       ;; all are monitoring aids and not essential.
+       ("python-pyjwt" ,python-pyjwt)))
+    (native-inputs
+     `(("python-mock" ,python-mock)
+       ("python-parameterized" ,python-parameterized)))
+    (home-page "https://github.com/matrix-org/synapse")
+    (synopsis "Matrix reference homeserver")
+    (description "Synapse is a reference \"homeserver\" implementation of
+Matrix from the core development team at matrix.org, written in
+Python/Twisted.  It is intended to showcase the concept of Matrix and let
+folks see the spec in the context of a codebase and let you run your own
+homeserver and generally help bootstrap the ecosystem.")
+    (license license:asl2.0)))
-- 
2.25.2