minimal version only returns environment data

Signed-off-by: Jochen maes <jochen@sejo-it.be>
This commit is contained in:
Jochen Maes 2023-10-15 18:33:38 +02:00
commit c325024f80
8 changed files with 481 additions and 0 deletions

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/target

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[package]
name = "mouse"
authors = ["Jochen Maes <jochen@sejo-it.be>"]
description = "Information gatherer for systems."
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
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serde_json = "1.0.107"
serde_yaml = "0.9.25"

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use crate::types::{fact::{Fact, FactData}};
use std::env;
pub struct EnvironmentData {}
impl EnvironmentData {
}
impl Fact for EnvironmentData {
fn gather(&self) -> Vec<FactData>{
let mut vfd: Vec<FactData> = vec![];
let time_set = self.get_epoch_ms();
for (key, value) in env::vars() {
let fd = FactData{
name: String::from("env_") + &key,
value: value,
time_set: time_set
};
vfd.push(fd);
}
return vfd;
}
}

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pub mod environment;

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src/main.rs Normal file
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mod types;
mod gatherers;
use std::collections::HashSet;
use crate::types::fact::{Fact, FactData};
use crate::gatherers::environment::EnvironmentData;
use clap::Parser;
use csv::{ Writer};
#[derive(Parser)]
#[clap(author, version, about, long_about = None)]
struct Args {
/// Specific gatherer you wish to run, defaults to all
#[arg(short, long)]
gatherer: Option<Vec<String>>,
/// Output format, yaml, json are supported
#[arg(short, long, default_value="yaml")]
output: String,
}
fn gather_all() -> Vec<FactData>{
let mut data: Vec<FactData> = vec![];
data.append(&mut gather(&EnvironmentData{}));
return data;
}
fn gather_list(gatherers: HashSet<String>) -> Vec<FactData> {
let mut data: Vec<FactData> = vec![];
for g in gatherers {
match g.as_str() {
"all" => for d in gather_all(){
data.push(d);
},
"env" => for d in gather(&EnvironmentData{}) {
data.push(d);
},
_ => for d in gather_all() {
data.push(d);
}
};
}
return data;
}
fn gather (t: &dyn Fact) -> Vec<FactData> {
return t.gather();
}
fn main() {
let args = Args::parse();
let mut data:Vec<FactData> = vec![];
if !args.gatherer.is_some() {
data.append(&mut gather_all());
} else {
// sanitize the gatherer list
let ugatherers: HashSet<String> = match &args.gatherer {
Some(x) => x.into_iter().map(|name| name).cloned().collect::<HashSet<String>>(),
None => HashSet::<String>::new(),
};
data.append(&mut gather_list(ugatherers));
}
println!("got here: {}", data.len());
match args.output.as_str() {
"json" => {
let serialized_json = serde_json::to_string(&data).unwrap();
println!("{}", serialized_json);
},
"csv" => {
let mut writer = Writer::from_writer(vec![]);
for fd in data {
writer.serialize(fd).unwrap();
}
println!("{}", String::from_utf8(writer.into_inner().unwrap()).unwrap());
}
&_ => {
let serialized_yaml = serde_yaml::to_string(&data).unwrap();
println!("{}", serialized_yaml);
},
};
}

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use std::time::{UNIX_EPOCH, SystemTime};
use serde::{Serialize, Deserialize};
#[derive(Serialize, Deserialize)]
pub struct FactData {
pub name: String,
pub value: String,
pub time_set: u128,
}
pub trait Fact : Send + Sync {
fn gather(&self) -> Vec<FactData>;
fn get_epoch_ms(&self) -> u128 {
SystemTime::now()
.duration_since(UNIX_EPOCH)
.unwrap()
.as_millis()
}
}

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pub mod fact;