From: chunmei-liu <chunmei.liu@intel.com>
Date: Tue, 12 Apr 2022 08:49:08 +0000 (-0700)
Subject: crimson/osd: check big object size
X-Git-Tag: v18.0.0~1044^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=229c3f702a0f80f3cb63e34d5b7d725fc917b3ed;p=ceph.git

crimson/osd: check big object size

Signed-off-by: chunmei-liu <chunmei.liu@intel.com>
---

diff --git a/src/crimson/osd/ops_executer.h b/src/crimson/osd/ops_executer.h
index 9459cb4c62b0..b81cea31a60d 100644
--- a/src/crimson/osd/ops_executer.h
+++ b/src/crimson/osd/ops_executer.h
@@ -47,7 +47,8 @@ class OpsExecuter : public seastar::enable_lw_shared_from_this<OpsExecuter> {
     crimson::ct_error::permission_denied,
     crimson::ct_error::operation_not_supported,
     crimson::ct_error::input_output_error,
-    crimson::ct_error::value_too_large>;
+    crimson::ct_error::value_too_large,
+    crimson::ct_error::file_too_large>;
   using read_errorator = PGBackend::read_errorator;
   using write_ertr = PGBackend::write_ertr;
   using get_attr_errorator = PGBackend::get_attr_errorator;
diff --git a/src/crimson/osd/pg_backend.cc b/src/crimson/osd/pg_backend.cc
index 4c507f7ae000..df6de8522b29 100644
--- a/src/crimson/osd/pg_backend.cc
+++ b/src/crimson/osd/pg_backend.cc
@@ -492,7 +492,7 @@ static bool is_offset_and_length_valid(
   }
 }
 
-PGBackend::interruptible_future<> PGBackend::write(
+PGBackend::write_iertr::future<> PGBackend::write(
     ObjectState& os,
     const OSDOp& osd_op,
     ceph::os::Transaction& txn,
@@ -503,6 +503,14 @@ PGBackend::interruptible_future<> PGBackend::write(
   uint64_t offset = op.extent.offset;
   uint64_t length = op.extent.length;
   bufferlist buf = osd_op.indata;
+  if (op.extent.length != osd_op.indata.length()) {
+    return crimson::ct_error::invarg::make();
+  }
+
+  if (!is_offset_and_length_valid(op.extent.offset, op.extent.length)) {
+    return crimson::ct_error::file_too_large::make();
+  }
+
   if (auto seq = os.oi.truncate_seq;
       seq != 0 && op.extent.truncate_seq < seq) {
     // old write, arrived after trimtrunc
@@ -587,7 +595,7 @@ PGBackend::interruptible_future<> PGBackend::write_same(
   return seastar::now();
 }
 
-PGBackend::interruptible_future<> PGBackend::writefull(
+PGBackend::write_iertr::future<> PGBackend::writefull(
   ObjectState& os,
   const OSDOp& osd_op,
   ceph::os::Transaction& txn,
@@ -596,7 +604,10 @@ PGBackend::interruptible_future<> PGBackend::writefull(
 {
   const ceph_osd_op& op = osd_op.op;
   if (op.extent.length != osd_op.indata.length()) {
-    throw crimson::osd::invalid_argument();
+    return crimson::ct_error::invarg::make();
+  }
+  if (!is_offset_and_length_valid(op.extent.offset, op.extent.length)) {
+    return crimson::ct_error::file_too_large::make();
   }
 
   const bool existing = maybe_create_new_object(os, txn, delta_stats);
diff --git a/src/crimson/osd/pg_backend.h b/src/crimson/osd/pg_backend.h
index 005fe9602750..7112247d6580 100644
--- a/src/crimson/osd/pg_backend.h
+++ b/src/crimson/osd/pg_backend.h
@@ -118,7 +118,8 @@ public:
 
   // TODO: switch the entire write family to errorator.
   using write_ertr = crimson::errorator<
-    crimson::ct_error::file_too_large>;
+    crimson::ct_error::file_too_large,
+    crimson::ct_error::invarg>;
   using write_iertr =
     ::crimson::interruptible::interruptible_errorator<
       ::crimson::osd::IOInterruptCondition,
@@ -141,7 +142,7 @@ public:
   interruptible_future<> remove(
     ObjectState& os,
     ceph::os::Transaction& txn);
-  interruptible_future<> write(
+  write_iertr::future<> write(
     ObjectState& os,
     const OSDOp& osd_op,
     ceph::os::Transaction& trans,
@@ -153,7 +154,7 @@ public:
     ceph::os::Transaction& trans,
     osd_op_params_t& osd_op_params,
     object_stat_sum_t& delta_stats);
-  interruptible_future<> writefull(
+  write_iertr::future<> writefull(
     ObjectState& os,
     const OSDOp& osd_op,
     ceph::os::Transaction& trans,