[Pkg-matrix-maintainers] Bug#923573: PermissionError: [Errno 13] Permission denied: '/etc/matrix-synapse/homeserver.signing.key'

[sergio]

# apt -t stretch-backports install matrix-synapse

Leave "Name of the server" blank.


# echo 'server_name: domain' > /etc/matrix-synapse/conf.d/server_name.yaml

# chmod 644 /etc/matrix-synapse/conf.d/server_name.yaml

# ls -l  /etc/matrix-synapse/homeserver.signing.key

ls: cannot access '/etc/matrix-synapse/homeserver.signing.key': No such 
file or directory

# /etc/init.d/matrix-synapse start

...

Traceback (most recent call last):
   File "/usr/lib/python3.5/runpy.py", line 193, in _run_module_as_main
     "__main__", mod_spec)
   File "/usr/lib/python3.5/runpy.py", line 85, in _run_code
     exec(code, run_globals)
   File "/usr/lib/python3/dist-packages/synapse/app/homeserver.py", line 
657, in <module>
     main()
   File "/usr/lib/python3/dist-packages/synapse/app/homeserver.py", line 
652, in main
     hs = setup(sys.argv[1:])
   File "/usr/lib/python3/dist-packages/synapse/app/homeserver.py", line 
320, in setup
     config_options,
   File "/usr/lib/python3/dist-packages/synapse/config/_base.py", line 
366, in load_or_generate_config
     generate_keys=generate_keys,
   File "/usr/lib/python3/dist-packages/synapse/config/_base.py", line 
412, in read_config_files
     self.invoke_all("read_config", config)
   File "/usr/lib/python3/dist-packages/synapse/config/_base.py", line 
156, in invoke_all
     results.append(getattr(cls, name)(self, *args, **kargs))
   File "/usr/lib/python3/dist-packages/synapse/config/key.py", line 41, 
in read_config
     self.signing_key = self.read_signing_key(config["signing_key_path"])
   File "/usr/lib/python3/dist-packages/synapse/config/key.py", line 
137, in read_signing_key
     signing_keys = self.read_file(signing_key_path, "signing_key")
   File "/usr/lib/python3/dist-packages/synapse/config/_base.py", line 
144, in read_file
     with open(file_path) as file_stream:
PermissionError: [Errno 13] Permission denied: 
'/etc/matrix-synapse/homeserver.signing.key'


# ls -l /etc/matrix-synapse/homeserver.signing.key

-rw-r----- 1 root root 59 2019-03-02 16:02 
/etc/matrix-synapse/homeserver.signing.key


And yes, my umask is 027.

-- 
sergio.