From bc81481c4cf01c00ac79d750cc457417697f015e Mon Sep 17 00:00:00 2001
From: gmega <giuliano.mega@gmail.com>
Date: Fri, 25 Oct 2024 19:20:55 -0300
Subject: [PATCH] Dockerize deluge

---
 docker/bin/create_config.py | 89 +++++++++++++++++++++++++++++++++++++
 docker/bin/start.sh         | 13 ++++++
 docker/deluge.Dockerfile    | 36 +++++++++++++++
 setup.py                    |  1 +
 4 files changed, 139 insertions(+)
 create mode 100644 docker/bin/create_config.py
 create mode 100755 docker/bin/start.sh
 create mode 100644 docker/deluge.Dockerfile

diff --git a/docker/bin/create_config.py b/docker/bin/create_config.py
new file mode 100644
index 000000000..c1e46c55f
--- /dev/null
+++ b/docker/bin/create_config.py
@@ -0,0 +1,89 @@
+# Simple wrapper on top of the Deluge config manager which allows us to generate
+# an initial config file from env vars.
+#
+import copy
+import os
+import sys
+from dataclasses import dataclass
+from typing import Optional, Dict
+
+from deluge.configmanager import ConfigManager, set_config_dir
+from deluge.core.preferencesmanager import DEFAULT_PREFS
+
+
+@dataclass
+class ConfigOption:
+    name: str
+    description: str
+    default: Optional[str] = None
+
+
+OPTIONS = [
+    ConfigOption(
+        name='DELUGE_CONFIG_DIR',
+        default='/var/lib/deluge',
+        description='Directory where config files should be stored',
+    ),
+    ConfigOption(
+        name='DELUGE_DOWNLOAD_DIR',
+        default='/var/lib/deluge/downloads',
+        description='Directory where download files should be stored after completion',
+    ),
+    ConfigOption(
+        'DELUGE_TORRENTFILE_DIR',
+        default='/var/lib/deluge/torrentfiles',
+        description='Directory where known torrent files should be stored',
+    ),
+    ConfigOption(
+        name='DELUGE_RPC_PORT',
+        default='9889',
+        description='Port on which to listen for RPC requests',
+    ),
+    ConfigOption(
+        name='DELUGE_LISTEN_PORTS',
+        default='6881,6891',
+        description='Listen ports for DHT and transfer connections'
+    ),
+    ConfigOption(
+        name='DELUGE_EXTERNAL_IP',
+        description='IP on which to listen for connections',
+    )
+]
+
+
+def read_options() -> Dict[str, str]:
+    options = {}
+    for opt in OPTIONS:
+        if opt.name not in os.environ:
+            if not opt.default:
+                print(f'Required option missing {opt.name}: {opt.description}')
+                sys.exit(1)
+            value = opt.default
+        else:
+            value = os.environ[opt.name]
+
+        options[opt.name] = value
+
+    return options
+
+
+def main():
+    options = read_options()
+    set_config_dir(options['DELUGE_CONFIG_DIR'])
+
+    defaults = copy.deepcopy(DEFAULT_PREFS)
+
+    defaults['listen_random_port'] = None
+    defaults['listen_interface'] = options['DELUGE_EXTERNAL_IP']
+    defaults['outgoing_interface'] = options['DELUGE_EXTERNAL_IP']
+    defaults['daemon_port'] = int(options['DELUGE_RPC_PORT'])
+    defaults['download_location'] = options['DELUGE_DOWNLOAD_DIR']
+    defaults['torrentfiles_location'] = options['DELUGE_TORRENTFILE_DIR']
+    defaults['listen_ports'] = [int(p) for p in options['DELUGE_LISTEN_PORTS'].split(',')]
+
+    manager = ConfigManager('core.conf', defaults=defaults)
+    manager.save()
+
+
+if __name__ == '__main__':
+    main()
diff --git a/docker/bin/start.sh b/docker/bin/start.sh
new file mode 100755
index 000000000..6ce7e767d
--- /dev/null
+++ b/docker/bin/start.sh
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -e
+
+if [ -z "${DELUGE_EXTERNAL_IP}" ]; then
+  echo "Warning: the listen IP address for the container has not been set."
+  DELUGE_EXTERNAL_IP=$(hostname -i)
+  echo "Using ${DELUGE_EXTERNAL_IP}"
+  export DELUGE_EXTERNAL_IP
+fi
+
+cd "${DELUGE_APP}"
+python ./docker/bin/create_config.py
+python -m deluge.core.daemon_entry -c "${DELUGE_CONFIG_DIR}" -d -L debug
\ No newline at end of file
diff --git a/docker/deluge.Dockerfile b/docker/deluge.Dockerfile
new file mode 100644
index 000000000..25f284f5d
--- /dev/null
+++ b/docker/deluge.Dockerfile
@@ -0,0 +1,36 @@
+# It's easier to use miniconda or we'll have to build python-boost manually.
+FROM continuumio/miniconda3:24.9.2-0
+
+ENV DELUGE_APP=/opt/deluge
+ENV DELUGE_CONFIG_DIR=/var/lib/deluge
+ENV DELUGE_DOWNLOAD_DIR=/var/lib/deluge/download
+ENV DELUGE_TORRENTFILE_DIR=/var/lib/deluge/torrents
+ENV DELUGE_RPC_PORT=6890
+ENV DELUGE_LISTEN_PORTS=6891,6892
+
+RUN mkdir -p ${DELUGE_APP}
+WORKDIR ${DELUGE_APP}
+
+# SHELL modifies the shell form to a login shell so we
+# can autoactivate the conda env at every RUN command.
+SHELL ["/bin/bash", "--login", "-c"]
+
+RUN conda create -y -n 'deluge' python=3.8
+
+# Populates the .bashrc so that conda is initialized
+# and the proper env is activated before every call to RUN.
+RUN conda init bash
+RUN echo "conda activate deluge" > ~/.bashrc
+
+RUN conda install -y anaconda::py-boost\
+    anaconda::gxx_linux-64\
+    anaconda:openssl
+
+COPY . ./
+RUN git submodule update --init --recursive &&\
+    cd vendor/libtorrent/bindings/python &&\
+    python setup.py build_ext install
+
+RUN pip install .
+
+ENTRYPOINT ["bash", "--login", "-c", "${DELUGE_APP}/docker/bin/start.sh"]
diff --git a/setup.py b/setup.py
index 6161d60d0..fb36c7175 100755
--- a/setup.py
+++ b/setup.py
@@ -550,6 +550,7 @@ install_requires = [
     "pywin32; sys_platform == 'win32'",
     "certifi; sys_platform == 'win32'",
     'zope.interface',
+    'prometheus-client>=0.21.0',
 ]
 extras_require = {
     'all': [