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Remove old concepts

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Matthias Beyer 2018-02-13 20:15:39 +01:00
parent 97e863f8fb
commit 73af121882
6 changed files with 0 additions and 415 deletions
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100
lib/entry/libimagentryref/src/flags.rs
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@ -1,100 +0,0 @@
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use std::collections::BTreeMap;
use toml::Value;
use error::RefError as RE;
use error::RefErrorKind as REK;
use error::Result;
pub struct RefFlags {
content_hashing: bool,
permission_tracking: bool,
}
impl RefFlags {
/// Read the RefFlags from a TOML document
///
/// Assumes that the whole TOML tree is passed. So this looks up `ref.flags` to get the flags.
/// It assumes that this is a Map with Key = <name of the setting> and Value = boolean.
pub fn read(v: &Value) -> Result<RefFlags> {
fn get_field(v: &Value, key: &str) -> Result<bool> {
use toml_query::read::TomlValueReadTypeExt;
v.read_bool(key)?.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
}
Ok(RefFlags {
content_hashing: get_field(v, "ref.flags.content_hashing")?,
permission_tracking: get_field(v, "ref.flags.permission_tracking")?,
})
}
/// Alias for `RefFlags::content_hashing()`
pub fn is_often_moving(self, b: bool) -> RefFlags {
self.with_content_hashing(b)
}
pub fn with_content_hashing(mut self, b: bool) -> RefFlags {
self.content_hashing = b;
self
}
pub fn with_permission_tracking(mut self, b: bool) -> RefFlags {
self.permission_tracking = b;
self
}
pub fn get_content_hashing(&self) -> bool {
self.content_hashing
}
pub fn get_permission_tracking(&self) -> bool {
self.permission_tracking
}
}
impl Into<Value> for RefFlags {
/// Build a TOML::Value from this RefFlags object.
///
/// Returns a Map which should be set in `ref.flags` in the header.
fn into(self) -> Value {
let mut btm = BTreeMap::new();
btm.insert(String::from("content_hashing"), Value::Boolean(self.content_hashing));
btm.insert(String::from("permission_tracking"), Value::Boolean(self.permission_tracking));
return Value::Table(btm)
}
}
impl Default for RefFlags {
fn default() -> RefFlags {
RefFlags {
content_hashing: false,
permission_tracking: false,
}
}
}

64
lib/entry/libimagentryref/src/hasher.rs
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@ -1,64 +0,0 @@
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use std::path::PathBuf;
use std::io::Read;
use crypto::sha1::Sha1;
use crypto::digest::Digest;
use error::Result;
/// The Hasher trait is used to implement custom hashing functions for the ref library.
/// This means that one can define how the hash of a reference is constructed from the content of
/// the file to ref to.
pub trait Hasher {
fn hash_name(&self) -> &'static str;
fn create_hash<R: Read>(&mut self, pb: &PathBuf, contents: &mut R) -> Result<String>;
}
pub struct DefaultHasher {
hasher: Sha1,
}
impl DefaultHasher {
pub fn new() -> DefaultHasher {
DefaultHasher { hasher: Sha1::new() }
}
}
impl Hasher for DefaultHasher {
fn hash_name(&self) -> &'static str {
"default"
}
fn create_hash<R: Read>(&mut self, _: &PathBuf, c: &mut R) -> Result<String> {
let mut s = String::new();
c.read_to_string(&mut s)?;
self.hasher.input_str(&s[..]);
Ok(self.hasher.result_str())
}
}

20
lib/entry/libimagentryref/src/hashers/mod.rs
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@ -1,20 +0,0 @@
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
pub mod nbytes;

66
lib/entry/libimagentryref/src/hashers/nbytes.rs
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@ -1,66 +0,0 @@
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use std::io::Read;
use std::path::PathBuf;
use std::result::Result as RResult;
use crypto::sha1::Sha1;
use crypto::digest::Digest;
use hasher::Hasher;
use error::Result;
use error::RefError as RE;
pub struct NBytesHasher {
hasher: Sha1,
n: usize,
}
impl NBytesHasher {
pub fn new(n: usize) -> NBytesHasher {
NBytesHasher {
hasher: Sha1::new(),
n: n,
}
}
}
impl Hasher for NBytesHasher {
fn hash_name(&self) -> &'static str {
"n-bytes-hasher"
}
fn create_hash<R: Read>(&mut self, _: &PathBuf, contents: &mut R) -> Result<String> {
let s : String = contents
.bytes()
.take(self.n)
.collect::<RResult<Vec<u8>, _>>()
.map_err(From::from)
.and_then(|v| String::from_utf8(v).map_err(RE::from))?;
self.hasher.input_str(&s[..]);
Ok(self.hasher.result_str())
}
}

4
lib/entry/libimagentryref/src/lib.rs
View file

@ -51,10 +51,6 @@ extern crate libimagentrylist;
module_entry_path_mod!("ref");
pub mod error;
pub mod flags;
pub mod hasher;
pub mod hashers;
pub mod lister;
pub mod reference;
pub mod refstore;
mod util;

161
lib/entry/libimagentryref/src/lister.rs
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@ -1,161 +0,0 @@
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use std::default::Default;
use std::io::stdout;
use std::io::Write;
use std::ops::Deref;
use libimagentrylist::lister::Lister;
use libimagentrylist::error::Result;
use libimagerror::trace::trace_error;
use libimagstore::store::FileLockEntry;
use libimagentrylist::error::ListErrorKind as LEK;
use libimagentrylist::error as lerror;
use reference::Ref;
pub struct RefLister {
check_dead: bool,
check_changed: bool,
check_changed_content: bool,
check_changed_permiss: bool,
}
impl RefLister {
pub fn new() -> RefLister {
RefLister::default()
}
pub fn check_dead(mut self, b: bool) -> RefLister {
self.check_dead = b;
self
}
pub fn check_changed(mut self, b: bool) -> RefLister {
self.check_changed = b;
self
}
pub fn check_changed_content(mut self, b: bool) -> RefLister {
self.check_changed_content = b;
self
}
pub fn check_changed_permiss(mut self, b: bool) -> RefLister {
self.check_changed_permiss = b;
self
}
}
impl Default for RefLister {
fn default() -> RefLister {
RefLister {
check_dead: false,
check_changed: false,
check_changed_content: false,
check_changed_permiss: false,
}
}
}
impl Lister for RefLister {
fn list<'b, I: Iterator<Item = FileLockEntry<'b>>>(&self, entries: I) -> Result<()> {
debug!("Called list()");
let (r, n) = entries.fold((Ok(()), 0), |(accu, i), entry| {
debug!("fold({:?}, {:?})", accu, entry);
let r = accu.and_then(|_| {
debug!("Listing Entry: {:?}", entry);
{
let is_dead = if self.check_dead {
if lerror::ResultExt::chain_err(entry.fs_link_exists(), || LEK::FormatError)? {
"dead"
} else {
"alive"
}
} else {
"not checked"
};
let is_changed = if self.check_changed {
if check_changed(entry.deref()) { "changed" } else { "unchanged" }
} else {
"not checked"
};
let is_changed_content = if self.check_changed_content {
if check_changed_content(entry.deref()) { "changed" } else { "unchanged" }
} else {
"not checked"
};
let is_changed_permiss = if self.check_changed_permiss {
if check_changed_permiss(entry.deref()) { "changed" } else { "unchanged" }
} else {
"not checked"
};
Ok(format!("{} | {} | {} | {} | {} | {}",
is_dead,
is_changed,
is_changed_content,
is_changed_permiss,
entry.get_path_hash().unwrap_or_else(|_| String::from("Cannot get hash")),
entry.get_location()))
}
.and_then(|s| {
lerror::ResultExt::chain_err(write!(stdout(), "{}\n", s), || LEK::FormatError)
})
})
.map(|_| ());
(r, i + 1)
});
debug!("Iterated over {} entries", n);
r
}
}
fn check_changed<R: Ref>(r: &R) -> bool {
check_changed_content(r) && check_changed_permiss(r)
}
fn check_changed_content<R: Ref>(r: &R) -> bool {
r.get_current_hash()
.and_then(|hash| r.get_stored_hash().map(|stored| (hash, stored)))
.map(|(hash, stored)| hash == stored)
.unwrap_or_else(|e| {
warn!("Could not check whether the ref changed on the FS");
trace_error(&e);
// We continue here and tell the callee that this reference is unchanged
false
})
}
fn check_changed_permiss<R: Ref>(_: &R) -> bool {
warn!("Permission changes tracking not supported yet.");
false
}