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</pre><pre class="rust"><code><span class="kw">use </span><span class="kw">super</span>::QueryServerWriteTransaction;
<span class="kw">use </span><span class="kw">crate</span>::prelude::<span class="kw-2">*</span>;
<span class="kw">use </span><span class="kw">crate</span>::server::Plugins;
<span class="kw">use </span>hashbrown::HashMap;
<span class="kw">pub type </span>ModSetValid = HashMap<Uuid, ModifyList<ModifyValid>>;
<span class="kw">pub struct </span>BatchModifyEvent {
<span class="kw">pub </span>ident: Identity,
<span class="kw">pub </span>modset: ModSetValid,
}
<span class="kw">impl</span><<span class="lifetime">'a</span>> QueryServerWriteTransaction<<span class="lifetime">'a</span>> {
<span class="doccomment">/// This function behaves different to modify. Modify applies the same
/// modification operation en-mass to 1 -> N entries. This takes a set of modifications
/// that define a precise entry to apply a change to and only modifies that.
///
/// modify is for all entries matching this condition, do this change.
///
/// batch_modify is for entry X apply mod A, for entry Y apply mod B etc. It allows you
/// to do per-entry mods.
///
/// The drawback is you need to know ahead of time what uuids you are affecting. This
/// has parallels to scim, so it's not a significant issue.
///
/// Otherwise, we follow the same pattern here as modify, and inside the transform
/// the same modlists are used.
</span><span class="attr">#[instrument(level = <span class="string">"debug"</span>, skip_all)]
</span><span class="kw">pub fn </span>batch_modify(<span class="kw-2">&mut </span><span class="self">self</span>, me: <span class="kw-2">&</span>BatchModifyEvent) -> <span class="prelude-ty">Result</span><(), OperationError> {
<span class="comment">// ⚠️ =========
// Effectively this is the same as modify but instead of apply modlist
// we do it by uuid.
// Get the candidates.
// Modify applies a modlist to a filter, so we need to internal search
// then apply.
</span><span class="kw">if </span>!me.ident.is_internal() {
<span class="macro">security_info!</span>(name = %me.ident, <span class="string">"batch modify initiator"</span>);
}
<span class="comment">// Validate input.
// Is the modlist non zero?
</span><span class="kw">if </span>me.modset.is_empty() {
<span class="macro">request_error!</span>(<span class="string">"empty modify request"</span>);
<span class="kw">return </span><span class="prelude-val">Err</span>(OperationError::EmptyRequest);
}
<span class="kw">let </span>filter_or = me
.modset
.keys()
.copied()
.map(|u| f_eq(<span class="string">"uuid"</span>, PartialValue::Uuid(u)))
.collect();
<span class="kw">let </span>filter = <span class="macro">filter_all!</span>(f_or(filter_or))
.validate(<span class="self">self</span>.get_schema())
.map_err(OperationError::SchemaViolation)<span class="question-mark">?</span>;
<span class="comment">// This also checks access controls due to use of the impersonation.
</span><span class="kw">let </span>pre_candidates = <span class="self">self
</span>.impersonate_search_valid(filter.clone(), filter.clone(), <span class="kw-2">&</span>me.ident)
.map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"error in pre-candidate selection {:?}"</span>, e);
e
})<span class="question-mark">?</span>;
<span class="kw">if </span>pre_candidates.is_empty() {
<span class="kw">if </span>me.ident.is_internal() {
<span class="macro">trace!</span>(<span class="string">"no candidates match filter ... continuing {:?}"</span>, filter);
<span class="kw">return </span><span class="prelude-val">Ok</span>(());
} <span class="kw">else </span>{
<span class="macro">request_error!</span>(<span class="string">"no candidates match modset request, failure {:?}"</span>, filter);
<span class="kw">return </span><span class="prelude-val">Err</span>(OperationError::NoMatchingEntries);
}
};
<span class="kw">if </span>pre_candidates.len() != me.modset.len() {
<span class="macro">error!</span>(<span class="string">"Inconsistent modify, some uuids were not found in request."</span>);
<span class="kw">return </span><span class="prelude-val">Err</span>(OperationError::MissingEntries);
}
<span class="macro">trace!</span>(<span class="string">"pre_candidates -> {:?}"</span>, pre_candidates);
<span class="macro">trace!</span>(<span class="string">"modset -> {:?}"</span>, me.modset);
<span class="comment">// Are we allowed to make the changes we want to?
// modify_allow_operation
</span><span class="kw">let </span>access = <span class="self">self</span>.get_accesscontrols();
<span class="kw">let </span>op_allow = access
.batch_modify_allow_operation(me, <span class="kw-2">&</span>pre_candidates)
.map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"Unable to check batch modify access {:?}"</span>, e);
e
})<span class="question-mark">?</span>;
<span class="kw">if </span>!op_allow {
<span class="kw">return </span><span class="prelude-val">Err</span>(OperationError::AccessDenied);
}
<span class="comment">// Clone a set of writeables.
// Apply the modlist -> Remember, we have a set of origs
// and the new modified ents.
// =========
// The primary difference to modify is here - notice we do per-uuid mods.
</span><span class="kw">let </span><span class="kw-2">mut </span>candidates = pre_candidates
.iter()
.map(|er| {
<span class="kw">let </span>u = er.get_uuid();
<span class="kw">let </span><span class="kw-2">mut </span>ent_mut = er.as_ref().clone().invalidate(<span class="self">self</span>.cid.clone());
me.modset
.get(<span class="kw-2">&</span>u)
.ok_or_else(|| {
<span class="macro">error!</span>(<span class="string">"No entry for uuid {} was found, aborting"</span>, u);
OperationError::NoMatchingEntries
})
.and_then(|modlist| {
ent_mut
.apply_modlist(modlist)
<span class="comment">// Return if success
</span>.map(|()| ent_mut)
<span class="comment">// Error log otherwise.
</span>.map_err(|e| {
<span class="macro">error!</span>(<span class="string">"Modification failed for {}"</span>, u);
e
})
})
})
.collect::<<span class="prelude-ty">Result</span><Vec<EntryInvalidCommitted>, <span class="kw">_</span>>>()<span class="question-mark">?</span>;
<span class="comment">// Did any of the candidates now become masked?
</span><span class="kw">if </span>std::iter::zip(
pre_candidates
.iter()
.map(|e| e.mask_recycled_ts().is_none()),
candidates.iter().map(|e| e.mask_recycled_ts().is_none()),
)
.any(|(a, b)| a != b)
{
<span class="macro">admin_warn!</span>(<span class="string">"Refusing to apply modifications that are attempting to bypass replication state machine."</span>);
<span class="kw">return </span><span class="prelude-val">Err</span>(OperationError::AccessDenied);
}
<span class="comment">// Pre mod plugins
// We should probably supply the pre-post cands here.
</span>Plugins::run_pre_batch_modify(<span class="self">self</span>, <span class="kw-2">&mut </span>candidates, me).map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"Pre-Modify operation failed (plugin), {:?}"</span>, e);
e
})<span class="question-mark">?</span>;
<span class="kw">let </span>norm_cand = candidates
.into_iter()
.map(|entry| {
entry
.validate(<span class="kw-2">&</span><span class="self">self</span>.schema)
.map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"Schema Violation in validation of modify_pre_apply {:?}"</span>, e);
OperationError::SchemaViolation(e)
})
.map(|entry| entry.seal(<span class="kw-2">&</span><span class="self">self</span>.schema))
})
.collect::<<span class="prelude-ty">Result</span><Vec<EntrySealedCommitted>, <span class="kw">_</span>>>()<span class="question-mark">?</span>;
<span class="comment">// Backend Modify
</span><span class="self">self</span>.be_txn
.modify(<span class="kw-2">&</span><span class="self">self</span>.cid, <span class="kw-2">&</span>pre_candidates, <span class="kw-2">&</span>norm_cand)
.map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"Modify operation failed (backend), {:?}"</span>, e);
e
})<span class="question-mark">?</span>;
<span class="comment">// Post Plugins
//
// memberOf actually wants the pre cand list and the norm_cand list to see what
// changed. Could be optimised, but this is correct still ...
</span>Plugins::run_post_batch_modify(<span class="self">self</span>, <span class="kw-2">&</span>pre_candidates, <span class="kw-2">&</span>norm_cand, me).map_err(|e| {
<span class="macro">admin_error!</span>(<span class="string">"Post-Modify operation failed (plugin), {:?}"</span>, e);
e
})<span class="question-mark">?</span>;
<span class="comment">// We have finished all plugs and now have a successful operation - flag if
// schema or acp requires reload. Remember, this is a modify, so we need to check
// pre and post cands.
</span><span class="kw">if </span>!<span class="self">self</span>.changed_schema {
<span class="self">self</span>.changed_schema = norm_cand
.iter()
.chain(pre_candidates.iter().map(|e| e.as_ref()))
.any(|e| {
e.attribute_equality(<span class="string">"class"</span>, <span class="kw-2">&</span>PVCLASS_CLASSTYPE)
|| e.attribute_equality(<span class="string">"class"</span>, <span class="kw-2">&</span>PVCLASS_ATTRIBUTETYPE)
});
}
<span class="kw">if </span>!<span class="self">self</span>.changed_acp {
<span class="self">self</span>.changed_acp = norm_cand
.iter()
.chain(pre_candidates.iter().map(|e| e.as_ref()))
.any(|e| e.attribute_equality(<span class="string">"class"</span>, <span class="kw-2">&</span>PVCLASS_ACP));
}
<span class="kw">if </span>!<span class="self">self</span>.changed_oauth2 {
<span class="self">self</span>.changed_oauth2 = norm_cand
.iter()
.chain(pre_candidates.iter().map(|e| e.as_ref()))
.any(|e| e.attribute_equality(<span class="string">"class"</span>, <span class="kw-2">&</span>PVCLASS_OAUTH2_RS));
}
<span class="kw">if </span>!<span class="self">self</span>.changed_domain {
<span class="self">self</span>.changed_domain = norm_cand
.iter()
.chain(pre_candidates.iter().map(|e| e.as_ref()))
.any(|e| e.attribute_equality(<span class="string">"uuid"</span>, <span class="kw-2">&</span>PVUUID_DOMAIN_INFO));
}
<span class="self">self</span>.changed_uuid.extend(
norm_cand
.iter()
.map(|e| e.get_uuid())
.chain(pre_candidates.iter().map(|e| e.get_uuid())),
);
<span class="macro">trace!</span>(
schema_reload = <span class="question-mark">?</span><span class="self">self</span>.changed_schema,
acp_reload = <span class="question-mark">?</span><span class="self">self</span>.changed_acp,
oauth2_reload = <span class="question-mark">?</span><span class="self">self</span>.changed_oauth2,
domain_reload = <span class="question-mark">?</span><span class="self">self</span>.changed_domain,
);
<span class="comment">// return
</span><span class="kw">if </span>me.ident.is_internal() {
<span class="macro">trace!</span>(<span class="string">"Modify operation success"</span>);
} <span class="kw">else </span>{
<span class="macro">admin_info!</span>(<span class="string">"Modify operation success"</span>);
}
<span class="prelude-val">Ok</span>(())
}
<span class="kw">pub fn </span>internal_batch_modify(
<span class="kw-2">&mut </span><span class="self">self</span>,
mods_iter: <span class="kw">impl </span>Iterator<Item = (Uuid, ModifyList<ModifyInvalid>)>,
) -> <span class="prelude-ty">Result</span><(), OperationError> {
<span class="kw">let </span>modset = mods_iter
.map(|(u, ml)| {
ml.validate(<span class="self">self</span>.get_schema())
.map(|modlist| (u, modlist))
.map_err(OperationError::SchemaViolation)
})
.collect::<<span class="prelude-ty">Result</span><ModSetValid, <span class="kw">_</span>>>()<span class="question-mark">?</span>;
<span class="kw">let </span>bme = BatchModifyEvent {
ident: Identity::from_internal(),
modset,
};
<span class="self">self</span>.batch_modify(<span class="kw-2">&</span>bme)
}
}
<span class="attr">#[cfg(test)]
</span><span class="kw">mod </span>tests {
<span class="kw">use </span><span class="kw">crate</span>::prelude::<span class="kw-2">*</span>;
<span class="attr">#[qs_test]
</span><span class="kw">async fn </span>test_batch_modify_basic(server: <span class="kw-2">&</span>QueryServer) {
<span class="kw">let </span><span class="kw-2">mut </span>server_txn = server.write(duration_from_epoch_now()).<span class="kw">await</span>;
<span class="comment">// Setup entries.
</span><span class="kw">let </span>uuid_a = Uuid::new_v4();
<span class="kw">let </span>uuid_b = Uuid::new_v4();
<span class="macro">assert!</span>(server_txn
.internal_create(<span class="macro">vec!</span>[
<span class="macro">entry_init!</span>(
(<span class="string">"class"</span>, Value::new_class(<span class="string">"object"</span>)),
(<span class="string">"uuid"</span>, Value::Uuid(uuid_a))
),
<span class="macro">entry_init!</span>(
(<span class="string">"class"</span>, Value::new_class(<span class="string">"object"</span>)),
(<span class="string">"uuid"</span>, Value::Uuid(uuid_b))
),
])
.is_ok());
<span class="comment">// Do a batch mod.
</span><span class="macro">assert!</span>(server_txn
.internal_batch_modify(
[
(
uuid_a,
ModifyList::new_append(<span class="string">"description"</span>, Value::Utf8(<span class="string">"a"</span>.into()))
),
(
uuid_b,
ModifyList::new_append(<span class="string">"description"</span>, Value::Utf8(<span class="string">"b"</span>.into()))
),
]
.into_iter()
)
.is_ok());
<span class="comment">// Now check them
</span><span class="kw">let </span>ent_a = server_txn
.internal_search_uuid(uuid_a)
.expect(<span class="string">"Failed to get entry."</span>);
<span class="kw">let </span>ent_b = server_txn
.internal_search_uuid(uuid_b)
.expect(<span class="string">"Failed to get entry."</span>);
<span class="macro">assert!</span>(ent_a.get_ava_single_utf8(<span class="string">"description"</span>) == <span class="prelude-val">Some</span>(<span class="string">"a"</span>));
<span class="macro">assert!</span>(ent_b.get_ava_single_utf8(<span class="string">"description"</span>) == <span class="prelude-val">Some</span>(<span class="string">"b"</span>));
}
}
</code></pre></div>
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