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1. new feature: log to file

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2. new feature: attach mode

Signed-off-by: pengzhile <[email protected]>
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pengzhile
2022-01-20 14:55:03 +08:00
parent be4d4fa72f
commit 389380dda1
16 changed files with 650 additions and 63 deletions
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README.md
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# ja-netfilter v2.1.1
# ja-netfilter v2.2.0
### A javaagent framework
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* add as an argument of the `java` command. eg: `java -javaagent:/absolute/path/to/ja-netfilter.jar -jar executable_jar_file.jar`
* some apps support the `JVM Options file`, you can add as a line of the `JVM Options file`.
* **WARNING: DO NOT put some unnecessary whitespace characters!**
* or execute `java -jar /path/to/ja-netfilter.jar` to use `attach mode`.
* edit your plugin config files: `${lower plugin name}.conf` file in the `config` dir where `ja-netfilter.jar` is located.
* the `config` and `plugins` directory can be specified through **the javaagent args**.
* eg: `-javaagent:/path/to/ja-netfilter.jar=appName`, your config and plugins directories will be `config-appname` and `plugins-appname`.
* if no javaagent args, they default to `config` and `plugins`.
* this mechanism will avoid extraneous and bloated `config` and `plugins`.
* the `config`, `logs` and `plugins` directories can be specified through **the javaagent args**.
* eg: `-javaagent:/path/to/ja-netfilter.jar=appName`, your config, logs and plugins directories will be `config-appname`, `logs-appname` and `plugins-appname`.
* if no javaagent args, they default to `config`, `logs` and `plugins`.
* this mechanism will avoid extraneous and bloated `config`, `logs` and `plugins`.
* run your java application and enjoy~
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## Debug info
* the `ja-netfilter` will **NOT** output debugging information by default
* add environment variable `JANF_DEBUG=1` and start to enable it
* or add system property `-Djanf.debug=1` to enable it
* add environment variable `JANF_DEBUG=1` (log level) and start to enable it
* or add system property `-Djanf.debug=1` (log level) to enable it
* log level: `NONE=0`, `DEBUG=1`, `INFO=2`, `WARN=3`, `ERROR=4`;
## Plugin system