Files
inbuxa-server/crates/dav/src/file/update.rs
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jcoffey-dev 447229f871
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Lock accounts: keep receiving mail, no sign-in, hand to delegates
A locked account can't sign in (it fails as a wrong password does), its
sessions end on every node, refresh tokens stop working, and its Sieve
scripts forward and reply to nothing. Mail keeps arriving.

Delegates get real ACL grants on the account's mailboxes, calendars,
address books and files at read, organize or full, with the rights they
replaced restored on unlock. Folders made later are granted after the
create and in a daily sweep. Organize delegates can't destroy; send-as
needs organize or full. The JMAP session marks delegated accounts in
urn:inbuxa:jmap.

New inbuxa:AccountLock object with get/set, permissions 665-668, and a
Compliance > Locked Accounts entry in the schema. Lock, unlock and
delegate changes need a reason and are audited; delegate access and
writes are audited too (audit-hold-lock spec AL-1 to AL-12).
2026-09-27 14:46:06 -07:00

316 lines
11 KiB
Rust

/*
* SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <[email protected]>
*
* SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
*
* Modified by Coffey Labs in 2026 for INBUXA.
*/
use crate::{
DavError, DavMethod,
common::{
ETag, ExtractETag,
acl::ResourceAcl,
lock::{LockRequestHandler, ResourceState},
uri::DavUriResource,
},
file::DavFileResource,
};
use common::{
Server, auth::AccessToken, sharing::EffectiveAcl, storage::index::ObjectIndexBuilder,
};
use dav_proto::{RequestHeaders, Return, schema::property::Rfc1123DateTime};
use groupware::{
cache::GroupwareCache,
file::{FileNode, FileProperties},
};
use http_proto::HttpResponse;
use hyper::StatusCode;
use store::write::{BatchBuilder, now};
use store::{
ValueKey,
write::{AlignedBytes, Archive},
};
use trc::AddContext;
use types::{
acl::Acl,
blob_hash::BlobHash,
collection::{Collection, SyncCollection},
};
pub(crate) trait FileUpdateRequestHandler: Sync + Send {
fn handle_file_update_request(
&self,
access_token: &AccessToken,
headers: &RequestHeaders<'_>,
bytes: Vec<u8>,
is_patch: bool,
) -> impl Future<Output = crate::Result<HttpResponse>> + Send;
}
impl FileUpdateRequestHandler for Server {
async fn handle_file_update_request(
&self,
access_token: &AccessToken,
headers: &RequestHeaders<'_>,
bytes: Vec<u8>,
_is_patch: bool,
) -> crate::Result<HttpResponse> {
// Validate URI
let resource = self
.validate_uri(access_token, headers.uri)
.await?
.into_owned_uri()?;
let account_id = resource.account_id;
let resources = self
.fetch_dav_resources(
access_token.account_id(),
account_id,
SyncCollection::FileNode,
)
.await
.caused_by(trc::location!())?;
let resource_name = resource
.resource
.ok_or(DavError::Code(StatusCode::CONFLICT))?;
if bytes.len() > self.core.groupware.max_file_size {
return Err(DavError::Code(StatusCode::PAYLOAD_TOO_LARGE));
}
if let Some(document_id) = resources
.by_path(resource_name.as_ref())
.map(|r| r.document_id())
{
// Update
let node_ = self
.store()
.get_value::<Archive<AlignedBytes>>(ValueKey::archive(
account_id,
Collection::FileNode,
document_id,
))
.await
.caused_by(trc::location!())?
.ok_or(DavError::Code(StatusCode::NOT_FOUND))?;
let node = node_
.to_unarchived::<FileNode>()
.caused_by(trc::location!())?;
// Validate ACL
if !access_token.is_member(account_id)
&& !node
.inner
.acls
.effective_acl(access_token)
.contains(Acl::Modify)
{
return Err(DavError::Code(StatusCode::FORBIDDEN));
}
// Validate headers
match self
.validate_headers(
access_token,
headers,
vec![ResourceState {
account_id,
collection: resource.collection,
document_id: Some(document_id),
etag: node.etag().into(),
path: resource_name,
..Default::default()
}],
Default::default(),
DavMethod::PUT,
)
.await
{
Ok(_) => {}
Err(DavError::Code(StatusCode::PRECONDITION_FAILED))
if headers.ret == Return::Representation =>
{
let file = node.inner.file.as_ref().unwrap();
let contents = self
.blob_store()
.get_blob(file.blob_hash.0.as_slice(), 0..usize::MAX)
.await
.caused_by(trc::location!())?
.ok_or(DavError::Code(StatusCode::PRECONDITION_FAILED))?;
return Ok(HttpResponse::new(StatusCode::PRECONDITION_FAILED)
.with_content_type(
file.media_type
.as_ref()
.map(|v| v.as_str())
.unwrap_or("application/octet-stream"),
)
.with_etag(node.etag())
.with_last_modified(
Rfc1123DateTime::new(i64::from(node.inner.modified)).to_string(),
)
.with_header("Preference-Applied", "return=representation")
.with_binary_body(contents));
}
Err(e) => return Err(e),
}
// Verify that the node is a file
if let Some(file) = node.inner.file.as_ref() {
if BlobHash::generate(&bytes).as_slice() == file.blob_hash.0.as_slice() {
return Ok(HttpResponse::new(StatusCode::NO_CONTENT));
}
} else {
return Err(DavError::Code(StatusCode::METHOD_NOT_ALLOWED));
}
// Validate quota
let extra_bytes = (bytes.len() as u64)
.saturating_sub(u32::from(node.inner.file.as_ref().unwrap().size) as u64);
if extra_bytes > 0 {
self.has_available_quota(self.account(account_id).await?.as_ref(), extra_bytes)
.await?;
}
// Write blob
let (blob_hash, blob_hold) = self
.put_temporary_blob(account_id, &bytes, 60)
.await
.caused_by(trc::location!())?;
// Build node
let mut new_node = node.deserialize::<FileNode>().caused_by(trc::location!())?;
let new_file = new_node.file.as_mut().unwrap();
new_file.blob_hash = blob_hash;
new_file.media_type = headers
.content_type
.filter(|ct| !ct.is_empty() && *ct != "application/octet-stream")
.map(|v| v.to_string());
new_file.size = bytes.len() as u32;
new_node.modified = now() as i64;
// Prepare write batch
let mut batch = BatchBuilder::new();
batch
.with_account_id(account_id)
.with_collection(Collection::FileNode)
.with_document(document_id)
.clear(blob_hold)
.custom(
ObjectIndexBuilder::new()
.with_current(node)
.with_changes(new_node)
.with_changed_by(access_token.account_tenant_ids()),
)
.caused_by(trc::location!())?;
let etag = batch.etag();
self.commit_batch(batch).await.caused_by(trc::location!())?;
Ok(HttpResponse::new(StatusCode::NO_CONTENT).with_etag_opt(etag))
} else {
// Insert
let orig_resource_name = resource_name;
let (parent, resource_name) = resources
.map_parent(orig_resource_name.as_ref())
.ok_or(DavError::Code(StatusCode::CONFLICT))?;
// Validate ACL
let parent_id = resources.validate_and_map_parent_acl(
access_token,
access_token.is_member(account_id),
parent.map(|r| r.document_id()),
Acl::AddItems,
)?;
// Verify that parent is a collection
if parent.as_ref().is_some_and(|r| !r.is_container()) {
return Err(DavError::Code(StatusCode::METHOD_NOT_ALLOWED));
}
// Validate headers
self.validate_headers(
access_token,
headers,
vec![ResourceState {
account_id,
collection: resource.collection,
document_id: Some(u32::MAX),
path: orig_resource_name,
..Default::default()
}],
Default::default(),
DavMethod::PUT,
)
.await?;
// Validate quota
if !bytes.is_empty() {
self.has_available_quota(
self.account(account_id).await?.as_ref(),
bytes.len() as u64,
)
.await?;
}
// Write blob
let (blob_hash, blob_hold) = self
.put_temporary_blob(account_id, &bytes, 60)
.await
.caused_by(trc::location!())?;
// Build node
let now = now();
let node = FileNode {
parent_id,
name: resource_name.to_string(),
display_name: None,
file: Some(FileProperties {
blob_hash,
size: bytes.len() as u32,
media_type: headers.content_type.map(|v| v.to_string()),
executable: false,
}),
created: now as i64,
modified: now as i64,
dead_properties: Default::default(),
acls: parent
.as_ref()
.and_then(|p| p.resource.acls())
.map(|acls| acls.to_vec())
.unwrap_or_default(),
};
// Prepare write batch
let mut batch = BatchBuilder::new();
let document_id = self
.store()
.assign_document_ids(account_id, Collection::FileNode, 1)
.await
.caused_by(trc::location!())?;
batch
.with_account_id(account_id)
.with_collection(Collection::FileNode)
.with_document(document_id)
.clear(blob_hold)
.custom(
ObjectIndexBuilder::<(), _>::new()
.with_changes(node)
.with_changed_by(access_token.account_tenant_ids()),
)
.caused_by(trc::location!())?;
let etag = batch.etag();
self.commit_batch(batch).await.caused_by(trc::location!())?;
// inbuxa: AL-7: a top-level file a delegate adds to a locked
// account gets the lock's grants
if account_id != access_token.account_id()
&& let Err(err) = groupware::inbuxa_lock::reconcile_dav(self, account_id).await
{
trc::error!(err.details("Failed to grant a lock's delegates on a new file"));
}
Ok(HttpResponse::new(StatusCode::CREATED).with_etag_opt(etag))
}
}
}