1use std::fmt::Debug;
19use std::fmt::Formatter;
20use std::sync::Arc;
21
22use bytes::Buf;
23use http::Response;
24use http::StatusCode;
25use log::debug;
26use tokio::sync::Mutex;
27use tokio::sync::OnceCell;
28
29use super::core::File;
30use super::core::KoofrCore;
31use super::core::KoofrSigner;
32use super::delete::KoofrDeleter;
33use super::error::parse_error;
34use super::lister::KoofrLister;
35use super::writer::KoofrWriter;
36use super::writer::KoofrWriters;
37use crate::raw::*;
38use crate::services::KoofrConfig;
39use crate::*;
40
41impl Configurator for KoofrConfig {
42 type Builder = KoofrBuilder;
43
44 #[allow(deprecated)]
45 fn into_builder(self) -> Self::Builder {
46 KoofrBuilder {
47 config: self,
48 http_client: None,
49 }
50 }
51}
52
53#[doc = include_str!("docs.md")]
55#[derive(Default)]
56pub struct KoofrBuilder {
57 config: KoofrConfig,
58
59 #[deprecated(since = "0.53.0", note = "Use `Operator::update_http_client` instead")]
60 http_client: Option<HttpClient>,
61}
62
63impl Debug for KoofrBuilder {
64 fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
65 let mut d = f.debug_struct("KoofrBuilder");
66
67 d.field("config", &self.config);
68 d.finish_non_exhaustive()
69 }
70}
71
72impl KoofrBuilder {
73 pub fn root(mut self, root: &str) -> Self {
77 self.config.root = if root.is_empty() {
78 None
79 } else {
80 Some(root.to_string())
81 };
82
83 self
84 }
85
86 pub fn endpoint(mut self, endpoint: &str) -> Self {
90 self.config.endpoint = endpoint.to_string();
91
92 self
93 }
94
95 pub fn email(mut self, email: &str) -> Self {
99 self.config.email = email.to_string();
100
101 self
102 }
103
104 pub fn password(mut self, password: &str) -> Self {
115 self.config.password = if password.is_empty() {
116 None
117 } else {
118 Some(password.to_string())
119 };
120
121 self
122 }
123
124 #[deprecated(since = "0.53.0", note = "Use `Operator::update_http_client` instead")]
131 #[allow(deprecated)]
132 pub fn http_client(mut self, client: HttpClient) -> Self {
133 self.http_client = Some(client);
134 self
135 }
136}
137
138impl Builder for KoofrBuilder {
139 const SCHEME: Scheme = Scheme::Koofr;
140 type Config = KoofrConfig;
141
142 fn build(self) -> Result<impl Access> {
144 debug!("backend build started: {:?}", &self);
145
146 let root = normalize_root(&self.config.root.clone().unwrap_or_default());
147 debug!("backend use root {}", &root);
148
149 if self.config.endpoint.is_empty() {
150 return Err(Error::new(ErrorKind::ConfigInvalid, "endpoint is empty")
151 .with_operation("Builder::build")
152 .with_context("service", Scheme::Koofr));
153 }
154
155 debug!("backend use endpoint {}", &self.config.endpoint);
156
157 if self.config.email.is_empty() {
158 return Err(Error::new(ErrorKind::ConfigInvalid, "email is empty")
159 .with_operation("Builder::build")
160 .with_context("service", Scheme::Koofr));
161 }
162
163 debug!("backend use email {}", &self.config.email);
164
165 let password = match &self.config.password {
166 Some(password) => Ok(password.clone()),
167 None => Err(Error::new(ErrorKind::ConfigInvalid, "password is empty")
168 .with_operation("Builder::build")
169 .with_context("service", Scheme::Koofr)),
170 }?;
171
172 let signer = Arc::new(Mutex::new(KoofrSigner::default()));
173
174 Ok(KoofrBackend {
175 core: Arc::new(KoofrCore {
176 info: {
177 let am = AccessorInfo::default();
178 am.set_scheme(Scheme::Koofr)
179 .set_root(&root)
180 .set_native_capability(Capability {
181 stat: true,
182 stat_has_content_length: true,
183 stat_has_content_type: true,
184 stat_has_last_modified: true,
185
186 create_dir: true,
187
188 read: true,
189
190 write: true,
191 write_can_empty: true,
192
193 delete: true,
194
195 rename: true,
196
197 copy: true,
198
199 list: true,
200 list_has_content_length: true,
201 list_has_content_type: true,
202 list_has_last_modified: true,
203
204 shared: true,
205
206 ..Default::default()
207 });
208
209 #[allow(deprecated)]
211 if let Some(client) = self.http_client {
212 am.update_http_client(|_| client);
213 }
214
215 am.into()
216 },
217 root,
218 endpoint: self.config.endpoint.clone(),
219 email: self.config.email.clone(),
220 password,
221 mount_id: OnceCell::new(),
222 signer,
223 }),
224 })
225 }
226}
227
228#[derive(Debug, Clone)]
230pub struct KoofrBackend {
231 core: Arc<KoofrCore>,
232}
233
234impl Access for KoofrBackend {
235 type Reader = HttpBody;
236 type Writer = KoofrWriters;
237 type Lister = oio::PageLister<KoofrLister>;
238 type Deleter = oio::OneShotDeleter<KoofrDeleter>;
239 type BlockingReader = ();
240 type BlockingWriter = ();
241 type BlockingLister = ();
242 type BlockingDeleter = ();
243
244 fn info(&self) -> Arc<AccessorInfo> {
245 self.core.info.clone()
246 }
247
248 async fn create_dir(&self, path: &str, _: OpCreateDir) -> Result<RpCreateDir> {
249 self.core.ensure_dir_exists(path).await?;
250 self.core
251 .create_dir(&build_abs_path(&self.core.root, path))
252 .await?;
253 Ok(RpCreateDir::default())
254 }
255
256 async fn stat(&self, path: &str, _args: OpStat) -> Result<RpStat> {
257 let path = build_rooted_abs_path(&self.core.root, path);
258 let resp = self.core.info(&path).await?;
259
260 let status = resp.status();
261
262 match status {
263 StatusCode::OK => {
264 let bs = resp.into_body();
265
266 let file: File =
267 serde_json::from_reader(bs.reader()).map_err(new_json_deserialize_error)?;
268
269 let mode = if file.ty == "dir" {
270 EntryMode::DIR
271 } else {
272 EntryMode::FILE
273 };
274
275 let mut md = Metadata::new(mode);
276
277 md.set_content_length(file.size)
278 .set_content_type(&file.content_type)
279 .set_last_modified(parse_datetime_from_from_timestamp_millis(file.modified)?);
280
281 Ok(RpStat::new(md))
282 }
283 _ => Err(parse_error(resp)),
284 }
285 }
286
287 async fn read(&self, path: &str, args: OpRead) -> Result<(RpRead, Self::Reader)> {
288 let resp = self.core.get(path, args.range()).await?;
289
290 let status = resp.status();
291 match status {
292 StatusCode::OK | StatusCode::PARTIAL_CONTENT => {
293 Ok((RpRead::default(), resp.into_body()))
294 }
295 _ => {
296 let (part, mut body) = resp.into_parts();
297 let buf = body.to_buffer().await?;
298 Err(parse_error(Response::from_parts(part, buf)))
299 }
300 }
301 }
302
303 async fn write(&self, path: &str, _args: OpWrite) -> Result<(RpWrite, Self::Writer)> {
304 let writer = KoofrWriter::new(self.core.clone(), path.to_string());
305
306 let w = oio::OneShotWriter::new(writer);
307
308 Ok((RpWrite::default(), w))
309 }
310
311 async fn delete(&self) -> Result<(RpDelete, Self::Deleter)> {
312 Ok((
313 RpDelete::default(),
314 oio::OneShotDeleter::new(KoofrDeleter::new(self.core.clone())),
315 ))
316 }
317
318 async fn list(&self, path: &str, _args: OpList) -> Result<(RpList, Self::Lister)> {
319 let l = KoofrLister::new(self.core.clone(), path);
320 Ok((RpList::default(), oio::PageLister::new(l)))
321 }
322
323 async fn copy(&self, from: &str, to: &str, _args: OpCopy) -> Result<RpCopy> {
324 self.core.ensure_dir_exists(to).await?;
325
326 if from == to {
327 return Ok(RpCopy::default());
328 }
329
330 let resp = self.core.remove(to).await?;
331
332 let status = resp.status();
333
334 if status != StatusCode::OK && status != StatusCode::NOT_FOUND {
335 return Err(parse_error(resp));
336 }
337
338 let resp = self.core.copy(from, to).await?;
339
340 let status = resp.status();
341
342 match status {
343 StatusCode::OK => Ok(RpCopy::default()),
344 _ => Err(parse_error(resp)),
345 }
346 }
347
348 async fn rename(&self, from: &str, to: &str, _args: OpRename) -> Result<RpRename> {
349 self.core.ensure_dir_exists(to).await?;
350
351 if from == to {
352 return Ok(RpRename::default());
353 }
354
355 let resp = self.core.remove(to).await?;
356
357 let status = resp.status();
358
359 if status != StatusCode::OK && status != StatusCode::NOT_FOUND {
360 return Err(parse_error(resp));
361 }
362
363 let resp = self.core.move_object(from, to).await?;
364
365 let status = resp.status();
366
367 match status {
368 StatusCode::OK => Ok(RpRename::default()),
369 _ => Err(parse_error(resp)),
370 }
371 }
372}