From 6470a6882be0751ba0e7a9fed37478ad4884e806 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Doma=C5=84ski?= <pi.domanski@gmail.com>
Date: Wed, 17 Sep 2025 20:25:56 +0200
Subject: [PATCH] initial push

---
 .gitignore          |  25 ++++++++
 Dockerfile          |  18 ++++++
 docker-compose.yaml |  10 ++++
 env.template        |   3 +
 go.mod              |   3 +
 main.go             | 140 ++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 199 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Dockerfile
 create mode 100644 docker-compose.yaml
 create mode 100644 env.template
 create mode 100644 go.mod
 create mode 100644 main.go

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6f72f89
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,25 @@
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+go.work.sum
+
+# env file
+.env
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..c7d85b0
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,18 @@
+FROM golang:alpine as builder
+
+# build app
+WORKDIR /opt/torrentchecker/src
+COPY . /opt/torrentchecker/src
+
+RUN go build -o /opt/torrentchecker/torrentchecker main.go
+RUN chmod a+x /opt/torrentchecker/torrentchecker
+
+# target image
+FROM golang:alpine
+RUN mkdir -p /opt/torrentchecker
+
+COPY --from=builder /opt/torrentchecker/torrentchecker /opt/torrentchecker/torrentchecker
+RUN crontab -l | { cat; echo "0 * * * * /opt/torrentchecker/torrentchecker"; } | crontab -
+
+
+CMD ["crond", "-f", "-l", "2"]
diff --git a/docker-compose.yaml b/docker-compose.yaml
new file mode 100644
index 0000000..26e3d5f
--- /dev/null
+++ b/docker-compose.yaml
@@ -0,0 +1,10 @@
+services:
+  app:
+    image: registry.domandoman.xyz/utils/torrentchecker
+    restart: unless-stopped
+    build:
+      context: .
+      dockerfile: Dockerfile
+    env_file:
+      - .env
+    platform: "linux/amd64"
diff --git a/env.template b/env.template
new file mode 100644
index 0000000..1e492f0
--- /dev/null
+++ b/env.template
@@ -0,0 +1,3 @@
+TORRENT_BASEPATH=""
+TORRENT_USERNAME=""
+TORRENT_PASSWORD=""
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..c42a2e7
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module git.domandoman.xyz/doman/tchecker
+
+go 1.24.1
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..fdcbc46
--- /dev/null
+++ b/main.go
@@ -0,0 +1,140 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/http/cookiejar"
+	"net/url"
+	"os"
+)
+
+type HTTPClient struct {
+	client   *http.Client
+	basePath string
+	jar      *cookiejar.Jar
+}
+
+func NewHTTPClient(basePath string) *HTTPClient {
+	jar, err := cookiejar.New(nil)
+
+	if err != nil {
+		panic(err)
+	}
+
+	return &HTTPClient{
+		client:   &http.Client{Jar: jar},
+		basePath: basePath,
+		jar:      jar,
+	}
+}
+
+func (c *HTTPClient) Get(subPath string, query map[string]string) (*http.Response, error) {
+	combined, err := url.JoinPath(c.basePath, subPath)
+
+	if err != nil {
+		return nil, err
+	}
+
+	parsed, err := url.Parse(combined)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if query != nil {
+		q := parsed.Query()
+
+		for k, v := range query {
+			q.Set(k, v)
+		}
+
+		parsed.RawQuery = q.Encode()
+	}
+
+	return c.client.Get(parsed.String())
+}
+
+func (c *HTTPClient) PostForm(subPath string, data map[string][]string) (*http.Response, error) {
+	url, err := url.JoinPath(c.basePath, subPath)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return c.client.PostForm(url, data)
+}
+
+func (c *HTTPClient) Login(username string, password string) error {
+	resp, err := c.PostForm("/api/v2/auth/login", map[string][]string{"username": {username}, "password": {password}})
+
+	if err != nil {
+		return err
+	}
+
+	if resp.StatusCode != 200 {
+		return fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+
+	setCookie := resp.Header.Get("Set-Cookie")
+
+	if setCookie == "" {
+		return fmt.Errorf("no Set-Cookie in response header")
+	}
+
+	jarCookie := c.jar.Cookies(resp.Request.URL)
+
+	if len(jarCookie) == 0 {
+		return fmt.Errorf("no cookie saved to cookiejar")
+	}
+
+	return nil
+}
+
+func main() {
+	basePath := os.Getenv("TORRENT_BASEPATH")
+	username := os.Getenv("TORRENT_USERNAME")
+	password := os.Getenv("TORRENT_PASSWORD")
+
+	client := NewHTTPClient(basePath)
+
+	err := client.Login(username, password)
+
+	if err != nil {
+		panic(err)
+	}
+
+	resp, err := client.Get("/api/v2/torrents/info", map[string]string{"filter": "seeding"})
+
+	if err != nil {
+		panic(err)
+	}
+
+	if resp.StatusCode != 200 {
+		panic(fmt.Errorf("unexpected status code: %d", resp.StatusCode))
+	}
+
+	decoder := json.NewDecoder(resp.Body)
+
+	var torrents []map[string]interface{}
+
+	err = decoder.Decode(&torrents)
+
+	if err != nil {
+		panic(err)
+	}
+
+	for _, torrent := range torrents {
+		resp, err := client.PostForm("/api/v2/torrents/stop", map[string][]string{"hashes": {torrent["hash"].(string)}})
+
+		if err != nil {
+			panic(err)
+		}
+
+		if resp.StatusCode != 200 {
+			panic(fmt.Errorf("unexpected status code: %d", resp.StatusCode))
+		}
+	}
+
+	fmt.Println("done")
+}