tools: rustfmt

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

pbs-tools/src/async_lru_cache.rs

@@ -7,8 +7,8 @@ use std::collections::HashMap;
 use std::future::Future;
 use std::sync::{Arc, Mutex};
 
-use proxmox_async::broadcast_future::BroadcastFuture;
 use crate::lru_cache::LruCache;
+use proxmox_async::broadcast_future::BroadcastFuture;
 
 /// Interface for asynchronously getting values on cache misses.
 pub trait AsyncCacher<K, V: Clone>: Sync + Send {

pbs-tools/src/cert.rs

@@ -1,13 +1,13 @@
 //! Deals with the server's current certificates (proxy.pem).
 
-use std::path::PathBuf;
 use std::mem::MaybeUninit;
+use std::path::PathBuf;
 
 use anyhow::{bail, format_err, Error};
 use foreign_types::ForeignTypeRef;
-use openssl::x509::{X509, GeneralName};
+use openssl::pkey::{PKey, Public};
 use openssl::stack::Stack;
-use openssl::pkey::{Public, PKey};
+use openssl::x509::{GeneralName, X509};
 
 // C type:
 #[allow(non_camel_case_types)]
@@ -34,7 +34,11 @@ pub struct CertInfo {
 fn x509name_to_string(name: &openssl::x509::X509NameRef) -> Result<String, Error> {
     let mut parts = Vec::new();
     for entry in name.entries() {
-        parts.push(format!("{} = {}", entry.object().nid().short_name()?, entry.data().as_utf8()?));
+        parts.push(format!(
+            "{} = {}",
+            entry.object().nid().short_name()?,
+            entry.data().as_utf8()?
+        ));
     }
     Ok(parts.join(", "))
 }
@@ -47,9 +51,7 @@ impl CertInfo {
 
     pub fn from_pem(cert_pem: &[u8]) -> Result<Self, Error> {
         let x509 = openssl::x509::X509::from_pem(cert_pem)?;
-        Ok(Self{
-            x509
-        })
+        Ok(Self { x509 })
     }
 
     pub fn subject_alt_names(&self) -> Option<Stack<GeneralName>> {
@@ -70,7 +72,8 @@ impl CertInfo {
             .as_bytes()
             .chunks(2)
             .map(|v| std::str::from_utf8(v).unwrap())
-            .collect::<Vec<&str>>().join(":"))
+            .collect::<Vec<&str>>()
+            .join(":"))
     }
 
     pub fn public_key(&self) -> Result<PKey<Public>, Error> {

pbs-tools/src/crypt_config.rs

@@ -7,7 +7,7 @@
 //! encryption](https://en.wikipedia.org/wiki/Authenticated_encryption)
 //! for a short introduction.
 
-use anyhow::{Error};
+use anyhow::Error;
 use openssl::hash::MessageDigest;
 use openssl::pkcs5::pbkdf2_hmac;
 use openssl::symm::{Cipher, Crypter, Mode};
@@ -15,10 +15,8 @@ use openssl::symm::{Cipher, Crypter, Mode};
 // openssl::sha::sha256(b"Proxmox Backup Encryption Key Fingerprint")
 /// This constant is used to compute fingerprints.
 const FINGERPRINT_INPUT: [u8; 32] = [
-    110, 208, 239, 119,  71,  31, 255,  77,
-    85, 199, 168, 254,  74, 157, 182,  33,
-    97,  64, 127,  19,  76, 114,  93, 223,
-    48, 153,  45,  37, 236,  69, 237,  38,
+    110, 208, 239, 119, 71, 31, 255, 77, 85, 199, 168, 254, 74, 157, 182, 33, 97, 64, 127, 19, 76,
+    114, 93, 223, 48, 153, 45, 37, 236, 69, 237, 38,
 ];
 
 /// Encryption Configuration with secret key
@@ -37,13 +35,11 @@ pub struct CryptConfig {
 }
 
 impl CryptConfig {
-
     /// Create a new instance.
     ///
     /// We compute a derived 32 byte key using pbkdf2_hmac. This second
     /// key is used in compute_digest.
     pub fn new(enc_key: [u8; 32]) -> Result<Self, Error> {
-
         let mut id_key = [0u8; 32];
 
         pbkdf2_hmac(
@@ -51,11 +47,17 @@ impl CryptConfig {
             b"_id_key",
             10,
             MessageDigest::sha256(),
-            &mut id_key)?;
+            &mut id_key,
+        )?;
 
         let id_pkey = openssl::pkey::PKey::hmac(&id_key).unwrap();
 
-        Ok(Self { id_key, id_pkey, enc_key, cipher: Cipher::aes_256_gcm() })
+        Ok(Self {
+            id_key,
+            id_pkey,
+            enc_key,
+            cipher: Cipher::aes_256_gcm(),
+        })
     }
 
     /// Expose Cipher (AES_256_GCM)
@@ -107,7 +109,7 @@ impl CryptConfig {
     }
 
     /// Returns an openssl Crypter using AES_256_GCM,
-    pub fn data_crypter(&self, iv: &[u8; 16], mode: Mode) -> Result<Crypter, Error>  {
+    pub fn data_crypter(&self, iv: &[u8; 16], mode: Mode) -> Result<Crypter, Error> {
         let mut crypter = openssl::symm::Crypter::new(self.cipher, mode, &self.enc_key, Some(iv))?;
         crypter.aad_update(b"")?; //??
         Ok(crypter)

pbs-tools/src/format.rs

@@ -1,20 +1,21 @@
 use std::borrow::Borrow;
 
-use anyhow::{Error};
+use anyhow::Error;
 use serde_json::Value;
 
 use pbs_api_types::HumanByte;
 
 pub fn strip_server_file_extension(name: &str) -> &str {
     if name.ends_with(".didx") || name.ends_with(".fidx") || name.ends_with(".blob") {
-        &name[..name.len()-5]
+        &name[..name.len() - 5]
     } else {
         name // should not happen
     }
 }
 
 pub fn render_backup_file_list<S: Borrow<str>>(files: &[S]) -> String {
-    let mut files: Vec<&str> = files.iter()
+    let mut files: Vec<&str> = files
+        .iter()
         .map(|v| strip_server_file_extension(v.borrow()))
         .collect();
 
@@ -24,7 +25,9 @@ pub fn render_backup_file_list<S: Borrow<str>>(files: &[S]) -> String {
 }
 
 pub fn render_epoch(value: &Value, _record: &Value) -> Result<String, Error> {
-    if value.is_null() { return Ok(String::new()); }
+    if value.is_null() {
+        return Ok(String::new());
+    }
     let text = match value.as_i64() {
         Some(epoch) => {
             if let Ok(epoch_string) = proxmox_time::strftime_local("%c", epoch as i64) {
@@ -32,10 +35,8 @@ pub fn render_epoch(value: &Value, _record: &Value) -> Result<String, Error> {
             } else {
                 epoch.to_string()
             }
-        },
-        None => {
-            value.to_string()
         }
+        None => value.to_string(),
     };
     Ok(text)
 }
@@ -54,14 +55,12 @@ pub fn render_bool_with_default_true(value: &Value, _record: &Value) -> Result<S
 }
 
 pub fn render_bytes_human_readable(value: &Value, _record: &Value) -> Result<String, Error> {
-    if value.is_null() { return Ok(String::new()); }
+    if value.is_null() {
+        return Ok(String::new());
+    }
     let text = match value.as_u64() {
-        Some(bytes) => {
-            HumanByte::from(bytes).to_string()
-        }
-        None => {
-            value.to_string()
-        }
+        Some(bytes) => HumanByte::from(bytes).to_string(),
+        None => value.to_string(),
     };
     Ok(text)
 }

pbs-tools/src/lib.rs

@@ -24,6 +24,6 @@ pub mod async_lru_cache;
 /// less erratic behavior in the overall's runtime RSS size.
 pub fn setup_libc_malloc_opts() {
     unsafe {
-        libc::mallopt(libc::M_MMAP_THRESHOLD, 4096*32);
+        libc::mallopt(libc::M_MMAP_THRESHOLD, 4096 * 32);
     }
 }

pbs-tools/src/lru_cache.rs

@@ -4,7 +4,7 @@
 //! A HashMap is used for fast access by a given key and a doubly linked list
 //! is used to keep track of the cache access order.
 
-use std::collections::{HashMap, hash_map::Entry};
+use std::collections::{hash_map::Entry, HashMap};
 use std::marker::PhantomData;
 
 /// Interface for getting values on cache misses.
@@ -101,7 +101,7 @@ pub struct LruCache<K, V> {
 }
 
 impl<K, V> Drop for LruCache<K, V> {
-    fn drop (&mut self) {
+    fn drop(&mut self) {
         self.clear();
     }
 }
@@ -204,7 +204,11 @@ impl<K: std::cmp::Eq + std::hash::Hash + Copy, V> LruCache<K, V> {
     /// value.
     /// If fetch returns a value, it is inserted as the most recently used entry
     /// in the cache.
-    pub fn access<'a>(&'a mut self, key: K, cacher: &mut dyn Cacher<K, V>) -> Result<Option<&'a mut V>, anyhow::Error> {
+    pub fn access<'a>(
+        &'a mut self,
+        key: K,
+        cacher: &mut dyn Cacher<K, V>,
+    ) -> Result<Option<&'a mut V>, anyhow::Error> {
         match self.map.entry(key) {
             Entry::Occupied(mut o) => {
                 // Cache hit, birng node to front of list

pbs-tools/src/nom.rs

@@ -1,10 +1,10 @@
 use anyhow::{bail, Error};
 
 use nom::{
-    error::{ParseError, VerboseError},
     bytes::complete::{take_while, take_while1},
-    combinator::{map_res, all_consuming, recognize},
-    character::complete::{digit1},
+    character::complete::digit1,
+    combinator::{all_consuming, map_res, recognize},
+    error::{ParseError, VerboseError},
 };
 
 pub type IResult<I, O, E = VerboseError<I>> = Result<(I, O), nom::Err<E>>;
@@ -22,17 +22,17 @@ pub fn parse_failure<'a>(i: &'a str, context: &'static str) -> nom::Err<VerboseE
 }
 
 /// Recognizes zero or more spaces and tabs (but not carage returns or line feeds)
-pub fn multispace0(i: &str)  -> IResult<&str, &str> {
+pub fn multispace0(i: &str) -> IResult<&str, &str> {
     take_while(|c| c == ' ' || c == '\t')(i)
 }
 
 /// Recognizes one or more spaces and tabs (but not carage returns or line feeds)
-pub fn multispace1(i: &str)  -> IResult<&str, &str> {
+pub fn multispace1(i: &str) -> IResult<&str, &str> {
     take_while1(|c| c == ' ' || c == '\t')(i)
 }
 
 /// Recognizes one or more non-whitespace-characters
-pub fn notspace1(i: &str)  -> IResult<&str, &str> {
+pub fn notspace1(i: &str) -> IResult<&str, &str> {
     take_while1(|c| !(c == ' ' || c == '\t' || c == '\n'))(i)
 }
 
@@ -43,32 +43,41 @@ pub fn parse_u64(i: &str) -> IResult<&str, u64> {
 
 /// Parse complete input, generate verbose error message with line numbers
 pub fn parse_complete<'a, F, O>(what: &str, i: &'a str, parser: F) -> Result<O, Error>
-    where F: Fn(&'a str) -> IResult<&'a str, O>,
+where
+    F: Fn(&'a str) -> IResult<&'a str, O>,
 {
     match all_consuming(parser)(i) {
-        Err(nom::Err::Error(err)) |
-        Err(nom::Err::Failure(err)) => {
-            bail!("unable to parse {} - {}", what, nom::error::convert_error(i, err));
+        Err(nom::Err::Error(err)) | Err(nom::Err::Failure(err)) => {
+            bail!(
+                "unable to parse {} - {}",
+                what,
+                nom::error::convert_error(i, err)
+            );
         }
         Err(err) => {
             bail!("unable to parse {} - {}", what, err);
         }
         Ok((_, data)) => Ok(data),
     }
-
 }
 
 /// Parse complete input, generate simple error message (use this for sinple line input).
 pub fn parse_complete_line<'a, F, O>(what: &str, i: &'a str, parser: F) -> Result<O, Error>
-    where F: Fn(&'a str) -> IResult<&'a str, O>,
+where
+    F: Fn(&'a str) -> IResult<&'a str, O>,
 {
     match all_consuming(parser)(i) {
-        Err(nom::Err::Error(VerboseError { errors })) |
-        Err(nom::Err::Failure(VerboseError { errors })) => {
+        Err(nom::Err::Error(VerboseError { errors }))
+        | Err(nom::Err::Failure(VerboseError { errors })) => {
             if errors.is_empty() {
                 bail!("unable to parse {}", what);
             } else {
-                bail!("unable to parse {} at '{}' - {:?}", what, errors[0].0, errors[0].1);
+                bail!(
+                    "unable to parse {} at '{}' - {:?}",
+                    what,
+                    errors[0].0,
+                    errors[0].1
+                );
             }
         }
         Err(err) => {