86 lines
2.5 KiB
Rust
86 lines
2.5 KiB
Rust
extern crate clap;
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use clap::{App, Arg};
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use std::path::Path;
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use std::process;
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use crate::commands::utils::*;
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use crate::era::invalidate::{invalidate, EraInvalidateOptions};
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//------------------------------------------
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pub fn run(args: &[std::ffi::OsString]) {
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let parser = App::new("era_invalidate")
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.version(crate::version::tools_version())
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.about("List blocks that may have changed since a given era")
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// flags
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.arg(
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Arg::with_name("ASYNC_IO")
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.help("Force use of io_uring for synchronous io")
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.long("async-io")
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.hidden(true),
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)
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// options
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.arg(
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Arg::with_name("OUTPUT")
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.help("Specify the output file rather than stdout")
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.short("o")
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.long("output")
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.value_name("FILE"),
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)
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// arguments
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.arg(
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Arg::with_name("INPUT")
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.help("Specify the input device to dump")
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.required(true)
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.index(1),
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)
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.arg(
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Arg::with_name("WRITTEN_SINCE")
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.help("Blocks written since the given era will be listed")
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.long("written-since")
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.required(true)
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.value_name("ERA"),
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);
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let matches = parser.get_matches_from(args);
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let input_file = Path::new(matches.value_of("INPUT").unwrap());
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let output_file = if matches.is_present("OUTPUT") {
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Some(Path::new(matches.value_of("OUTPUT").unwrap()))
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} else {
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None
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};
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// Create a temporary report just in case these checks
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// need to report anything.
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let report = std::sync::Arc::new(crate::report::mk_simple_report());
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check_input_file(input_file, &report);
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check_file_not_tiny(input_file, &report);
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drop(report);
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let threshold = matches
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.value_of("WRITTEN_SINCE")
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.map(|s| {
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s.parse::<u32>().unwrap_or_else(|_| {
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eprintln!("Couldn't parse written_since");
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process::exit(1);
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})
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})
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.unwrap_or(0);
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let opts = EraInvalidateOptions {
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input: input_file,
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output: output_file,
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async_io: matches.is_present("ASYNC_IO"),
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threshold,
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metadata_snap: matches.is_present("METADATA_SNAP"),
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};
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if let Err(reason) = invalidate(&opts) {
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eprintln!("{}", reason);
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process::exit(1);
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}
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}
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//------------------------------------------
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