mirror of
https://github.com/vimagick/dockerfiles
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74 lines
1.5 KiB
Markdown
74 lines
1.5 KiB
Markdown
urlwatch
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========
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[urlwatch][1] is a tool for monitoring webpages for updates.
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## docker-compose.yml
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```yaml
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urlwatch:
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image: vimagick/urlwatch
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volumes:
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- ./data:/root/.urlwatch
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restart: unless-stopped
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```
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## urls.yaml
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```yaml
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---
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url: "https://github.com/thp/urlwatch/releases/latest"
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filter:
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- xpath: '(//div[contains(@class,"release-timeline-tags")]//h4)[1]/a'
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- html2text: re
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---
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url: "https://github.com/shadowsocks/shadowsocks-libev/releases/latest"
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filter:
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- css: 'div.f1>a'
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- html2text: re
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...
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```
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## up and running
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```bash
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$ docker-compose up -d
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$ docker-compose exec urlwatch sh
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>>> urlwatch --test-slack
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Successfully sent message to Slack
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>>> urlwatch --list
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1: https://github.com/thp/urlwatch/releases/latest
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2: https://github.com/shadowsocks/shadowsocks-libev/releases/latest
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>>> urlwatch --test-filter 2
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v3.2.5
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>>> exit
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```
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[1]: https://thp.io/2008/urlwatch/
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## customizing cron schedule
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### Create a crontab file
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```
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*/30 * * * * cd /root/.urlwatch && urlwatch --urls urls.yaml --config urlwatch.yaml --hooks hooks.py --cache cache.db
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*/15 * * * * cd /root/.urlwatch && urlwatch --urls urls-every-15m.yaml --config urlwatch.yaml --hooks hooks.py --cache cache.db
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```
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See the [crontab manpage for details on format](https://man7.org/linux/man-pages/man5/crontab.5.html#DESCRIPTION).
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### Mount the crontab file as a docker volume
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```yaml
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urlwatch:
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image: vimagick/urlwatch
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volumes:
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- ./data:/root/.urlwatch
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- ./data/crontab:/etc/crontabs/root
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restart: unless-stopped
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```
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