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Now with better file loading stuffs

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This commit is contained in:
Gregor Reitzenstein 2020-11-20 10:39:10 +01:00
parent 4b9070fd17
commit f8b9874f08
2 changed files with 16 additions and 73 deletions
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83
src/db/access/internal.rs
View File

@ -113,39 +113,10 @@ impl Internal {
}
fn dump_roles<T: Transaction>(&mut self, txn: &T, mut path: PathBuf) -> Result<()> {
let mut role_cursor = txn.open_ro_cursor(self.roledb)?;
for buf in role_cursor.iter_start() {
let (kbuf, vbuf) = buf?;
let (kbytes, _rest) = kbuf.split_at(std::mem::size_of::<u64>());
let roleID = u64::from_ne_bytes(kbytes.try_into().unwrap());
let role: Role = flexbuffers::from_slice(vbuf)?;
let filename = format!("{:x}.toml", roleID);
path.set_file_name(filename);
let mut fp = std::fs::File::create(&path)?;
let out = toml::to_vec(&role)?;
fp.write_all(&out)?;
}
Ok(())
// TODO implement this for the new format
unimplemented!()
}
//fn dump_perms<T: Transaction>(&mut self, txn: &T, mut path: PathBuf) -> Result<()> {
// let mut perm_cursor = txn.open_ro_cursor(self.permdb)?;
// for buf in perm_cursor.iter_start() {
// let (kbuf, vbuf) = buf?;
// let (kbytes, _rest) = kbuf.split_at(std::mem::size_of::<u64>());
// let permID = u64::from_ne_bytes(kbytes.try_into().unwrap());
// let perm: Perm = flexbuffers::from_slice(vbuf)?;
// let filename = format!("{:x}.toml", permID);
// path.set_file_name(filename);
// let mut fp = std::fs::File::create(&path)?;
// let out = toml::to_vec(&perm)?;
// fp.write_all(&out)?;
// }
// Ok(())
//}
pub fn load_db(&mut self, txn: &mut RwTransaction, mut path: PathBuf) -> Result<()> {
path.push("roles");
if !path.is_dir() {
@ -158,43 +129,19 @@ impl Internal {
}
fn load_roles(&mut self, txn: &mut RwTransaction, path: &Path) -> Result<()> {
for entry in std::fs::read_dir(path)? {
let entry = entry?;
let path = entry.path();
if path.is_file() {
// will only ever be none if the path has no file name and then how is it a file?!
let roleID_str = path
.file_stem().expect("Found a file with no filename?")
.to_str().expect("Found an OsStr that isn't valid Unicode. Fix your OS!");
let roleID = match str::parse(roleID_str) {
Ok(i) => i,
Err(e) => {
warn!(self.log, "File {} had a invalid name.", path.display());
continue;
}
};
let s = match fs::read_to_string(path.as_path()) {
Ok(s) => s,
Err(e) => {
warn!(self.log, "Failed to open file {}: {}, skipping!"
, path.display()
, e);
continue;
}
};
let role: Role = match toml::from_str(&s) {
Ok(r) => r,
Err(e) => {
warn!(self.log, "Failed to parse role at path {}: {}, skipping!"
, path.display()
, e);
continue;
}
};
self.put_role(txn, &roleID, role)?;
debug!(self.log, "Loaded role {}", &roleID);
} else {
warn!(self.log, "Path {} is not a file, skipping!", path.display());
if path.is_file() {
let roles = Role::load_file(path)?;
for (k,v) in roles.iter() {
self.put_role(txn, k, v.clone())?;
}
} else {
for entry in std::fs::read_dir(path)? {
let roles = Role::load_file(entry?.path())?;
for (k,v) in roles.iter() {
self.put_role(txn, k, v.clone())?;
}
}
}

6
src/main.rs
View File

@ -149,16 +149,12 @@ fn main() -> Result<(), Error> {
if matches.is_present("load") {
if let Some(pathstr) = matches.value_of("load") {
let path = std::path::Path::new(pathstr);
if !path.is_dir() {
error!(log, "The provided path is not a directory or does not exist");
return Ok(())
}
let mut txn = env.begin_rw_txn()?;
let path = path.to_path_buf();
pdb?.load_db(&mut txn, path.clone())?;
mdb?.load_db(&mut txn, path)?;
txn.commit();
txn.commit()?;
} else {
error!(log, "You must provide a directory path to load from");
}