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Experiments with Sled

master
Julio Biason 4 years ago
parent
commit
7e14ee5a33
  1. 283
      sled-test/Cargo.lock
  2. 11
      sled-test/Cargo.toml
  3. 31
      sled-test/src/main.rs

283
sled-test/Cargo.lock generated

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11
sled-test/Cargo.toml

@ -0,0 +1,11 @@
[package]
name = "sled-test"
version = "0.1.0"
authors = ["Julio Biason <julio.biason@pm.me>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
sled = "0.34"
zerocopy = "0.3"

31
sled-test/src/main.rs

@ -0,0 +1,31 @@
use zerocopy::AsBytes;
use zerocopy::Unaligned;
// Apparently, zerocopy doesn't know how to make a Vec as bytes (examples show
// the use of array, so I believe the problem is that a Vec doesn't have a
// defined, specific size).
#[derive(AsBytes, Unaligned)]
#[repr(C)]
struct Entry {
directories: Vec<String>,
files: Vec<String>,
}
fn main() {
let command = std::env::args().nth(1).unwrap();
match &command[..] {
"fill" => fill_db(),
"search" => search_db(),
}
}
fn fill_db() {
let db = sled::open("example.db").unwrap();
let root = Entry {
directories: vec!["usr".into(), "etc".into()],
files: vec!["boot.img".into()],
};
let mut conv = vec![];
conv.extend_from_slice(&root.as_bytes());
db.insert("/", conv);
}
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