Chore: remove wireplumber scripts

Dockerfile

@@ -22,21 +22,18 @@ RUN apt update && \
 ENV TZ=Europe/Vienna
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 RUN mkdir -p /srv/src /srv/tests /srv/config srv/logs srv/socket /var/audio
-RUN mkdir -p /etc/wireplumber/scripts
 COPY src /srv/src
 COPY tests /srv/tests
 COPY config/sample.engine-core.docker.ini /srv/config/engine-core.ini
 COPY config/pipewire/client.conf /etc/pipewire/pipewire.conf
 COPY Makefile /srv/Makefile
 COPY VERSION /srv/VERSION
-COPY scripts/wireplumber /etc/wireplumber/scripts
 COPY scripts/entrypoint.sh /srv/entrypoint.sh
 
 RUN groupadd --gid ${AURA_GID} aura && \
       useradd --gid ${AURA_GID} --no-user-group --uid ${AURA_UID} --home-dir /srv --no-create-home aura && \
       chown -R ${AURA_UID}:${AURA_GID}  /srv /var/audio
 
-
 USER aura
 ENV PIPEWIRE_RUNTIME_DIR=/var/run/pipewire
 

scripts/wireplumber/auto-connect-ports.lua

--- As explained on: https://bennett.dev/auto-link-pipewire-ports-wireplumber/
---
--- This script automatically connects the audio device specified to liquidsoap.
--- Thanks to Bennett Hardwick <me@bennetthardwick.com> 
-
--- Link two ports together
-function link_port(output_port, input_port)
-  if not input_port or not output_port then
-    return false
-  end
-
-  local link_args = {
-    ["link.input.node"] = input_port.properties["node.id"],
-    ["link.input.port"] = input_port.properties["object.id"],
-
-    ["link.output.node"] = output_port.properties["node.id"],
-    ["link.output.port"] = output_port.properties["object.id"],
-    
-    -- The node never got created if it didn't have this field set to something
-    ["object.id"] = nil,
-
-    -- I was running into issues when I didn't have this set
-    ["object.linger"] = true,
-
-    ["node.description"] = "AURA Link created by auto_connect_ports"
-  }
-
-  local link = Link("link-factory", link_args)
-  link:activate(1)
-
-  return true
-end
-
-function delete_link(link_om, output_port, input_port)
-  print("Trying to delete")
-
-  if not input_port or not output_port then
-    print("No ports")
-    return false
-  end
-
-  local link = link_om:lookup {
-    Constraint {
-      "link.input.node", "equals", input_port.properties["node.id"]
-    },
-    Constraint {
-      "link.input.port", "equals", input_port.properties["object.id"],
-    },
-    Constraint {
-      "link.output.node", "equals", output_port.properties["node.id"],
-    },
-    Constraint {
-      "link.output.port", "equals", output_port.properties["object.id"],
-    }
-  }
-
-  if not link then
-
-    print("No link!")
-
-    return
-  end
-
-  print("Deleting link!")
-
-  link:request_destroy()
-end
-
--- Automatically link ports together by their specific audio channels.
---
--- ┌──────────────────┐         ┌───────────────────┐
--- │                  │         │                   │
--- │               FL ├────────►│ AUX0              │
--- │      OUTPUT      │         │                   │
--- │               FR ├────────►│ AUX1  INPUT       │
--- │                  │         │                   │
--- └──────────────────┘         │ AUX2              │
---                              │                   │
---                              └───────────────────┘
--- 
--- -- Call this method inside a script in global scope
---
--- auto_connect_ports {
---
---   -- A constraint for all the required ports of the output device 
---   output = Constraint { "node.name"}
---
---   -- A constraint for all the required ports of the input device 
---   input = Constraint { .. }
---
---   -- A mapping of output audio channels to input audio channels
---
---   connections = {
---     ["FL"] = "AUX0"
---     ["FR"] = "AUX1"
---   }
---
--- }
---
-function auto_connect_ports(args)
-  local output_om = ObjectManager {
-    Interest {
-      type = "port",
-      args["output"],
-      Constraint { "port.direction", "equals", "out" }
-    }
-  }
-
-  local input_om = ObjectManager {
-    Interest {
-      type = "port",
-      args["input"],
-      Constraint { "port.direction", "equals", "in" }
-    }
-  }
-
-  local all_links = ObjectManager {
-    Interest {
-      type = "link",
-    }
-  }
-
-  local unless = nil
-
-  if args["unless"] then
-    unless = ObjectManager {
-      Interest {
-        type = "port",
-        args["unless"],
-        Constraint { "port.direction", "equals", "in" }
-      }
-    }
-
-  end
-
-  -- handle the connect argument
-  function _connect()
-    local delete_links = unless and unless:get_n_objects() > 0
-
-    for output_name, input_name in pairs(args.connect) do
-      local output = output_om:lookup { Constraint { "port.name", "matches", string.format("*%s", output_name) }}
-      local input =  input_om:lookup { Constraint { "port.name", "matches", string.format("*%s", input_name) }}
-
-      if delete_links then
-        delete_link(all_links, output, input)
-      else
-        link_port(output, input)
-      end
-    end
-  end
-
-  output_om:connect("object-added", _connect)
-  input_om:connect("object-added", _connect)
-  all_links:connect("object-added", _connect)
-
-  output_om:activate()
-  input_om:activate()
-  all_links:activate()
-
-  if unless then
-    unless:connect("object-added", _connect)
-    unless:connect("object-removed", _connect)
-    unless:activate()
-  end
-end
-
--- 
--- Fill in your port.alias and port.name
---
-
--- Auto connect Yamaha sink to the first two channels of the Yamaha
-local audio_source_input = os.getenv("AURA_ENGINE_INPUT_DEVICE")
-local audio_input_channel_left = os.getenv("AURA_ENGINE_INPUT_CHANNEL_LEFT")
-local audio_input_channel_right = os.getenv("AURA_ENGINE_INPUT_CHANNEL_RIGHT")
-local audio_source_output = os.getenv("AURA_ENGINE_OUTPUT_DEVICE")
-local audio_output_channel_left = os.getenv("AURA_ENGINE_OUTPUT_CHANNEL_LEFT")
-local audio_output_channel_right = os.getenv("AURA_ENGINE_OUTPUT_CHANNEL_RIGHT")
-
--- print(string.format("%s_*", audio_source_input))
-auto_connect_ports {
-  output = Constraint { "port.alias", "matches", audio_source_input .. "_*" },
-  input = Constraint { "port.alias", "matches", "in_line_0:*" },
-  connect = {
-    [audio_input_channel_left] = "in_0",
-    [audio_input_channel_right] = "in_1"
-  }
-}
-auto_connect_ports {
-  output = Constraint { "port.alias", "matches", "lineout_0:*" },
-  input = Constraint { "port.alias", "matches", audio_source_output .. "_*" },
-  connect = {
-    ["out_0"] = audio_output_channel_left,
-    ["out_1"] = audio_output_channel_right
-  }
-}
\ No newline at end of file

scripts/wireplumber/ls-ports.lua

--- Dump all Wireplumber ports
-
-function dump(o)
-   if type(o) == 'table' then
-      local s = '{ '
-      for k,v in pairs(o) do
-         if type(k) ~= 'number' then k = '"'..k..'"' end
-         s = s .. '['..k..'] = ' .. dump(v) .. ',\n'
-      end
-      return s .. '} '
-   else
-      return tostring(o)
-   end
-end
-
-local port_om = ObjectManager {
-  Interest {
-    type = "port",
-  }
-}
-
-port_om:connect("object-added", function (om, port)
-  print(dump(port.properties) .. '\n\n')
-end)
-
-port_om:activate()
\ No newline at end of file