4.8 KiB
Yo!
Micro Web Crawler in PHP & Manticore
Yo! is the super thin client-server crawler based on Manticore full-text search.
Compatible with different networks, includes flexible settings, history snaps, CLI tools and adaptive JS-less UI.
Available alternative branch for Gemini Protocol!
Features
- MIME-based crawler with flexible filter settings by regular expressions, selectors, external links etc
- Page snap history with local and remote mirrors support (including FTP protocol)
- CLI tools for index administration and crontab tasks
- JS-less frontend to run local or public search web portal
- API tools to make search index distributed
Components
- Manticore Server
- PHP library for Manticore
- Symfony DOM crawler
- Symfony CSS selector
- FTP client for snap mirrors
- Hostname ident icons
- Captcha
- Bootstrap icons
Install
Environment
Debian
wget https://repo.manticoresearch.com/manticore-repo.noarch.deb
dpkg -i manticore-repo.noarch.deb
apt update
apt install git composer manticore manticore-extra php-fpm php-curl php-mbstring php-gd
Yo search engine uses Manticore as the primary database. If your server sensitive to power down,
change default binlog flush strategy to binlog_flush = 1
Deployment
Project in development, to create new search project, use dev-main
branch:
composer create-project yggverse/yo:dev-main
Development
git clone https://github.com/YGGverse/Yo.git
cd Yo
composer update
git checkout -b pr-branch
git commit -m 'new fix'
git push
Update
cd Yo
git pull
composer update
Init
cp example/config.json config.json
php src/cli/index/init.php
Usage
php src/cli/document/add.php URL
php src/cli/document/crawl.php
php src/cli/document/search.php '*'
Web UI
cd src/webui
php -S 127.0.0.1:8080
- open
http://127.0.0.1:8080
in browser
Documentation
CLI
Index
Init
Create initial index
php src/cli/index/init.php [reset]
reset
- optional, reset existing index
Alter
Change existing index
php src/cli/index/alter.php {operation} {column} {type}
operation
- operation name, supported values:add
|drop
column
- target column nametype
- target column type, supported values:text
|integer
Document
Add
php src/cli/document/add.php URL
URL
- add new URL to the crawl queue
Crawl
php src/cli/document/crawl.php
Clean
Make index optimization, apply new configuration rules
php src/cli/document/clean.php [limit]
limit
- integer, documents quantity per queue
Search
php src/cli/document/search.php '@title "*"' [limit]
query
- requiredlimit
- optional search results limit
Migration
YGGo
Import index from YGGo database
php src/cli/yggo/import.php 'host' 'port' 'user' 'password' 'database' [unique=off] [start=0] [limit=100]
Source DB fields required:
host
port
user
password
database
unique
- optional, check for unique URL (takes more time)start
- optional, offset to start queuelimit
- optional, limit queue
Backup
Logical
SQL text dumps could be useful for public index distribution, but requires more computing resources.
Physical
Better for infrastructure administration and includes original data binaries.
Instances
Yggdrasil
http://[201:23b4:991a:634d:8359:4521:5576:15b7]/yo/
- IPv60200::/7
addresses only | index
Alfis DNS
http://yo.ygg
-.ygg
domain zone search only | indexhttp://ygg.yo.index
- alias ofhttp://yo.ygg
| index
**.yo.index
reserved for domain-oriented instances e.g. .btn
, .conf
, .mirror
- feel free to request the address