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arangodb
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Fixed error where a nullptr was dereferenced without any checks

This commit is contained in:
Michael Hackstein 2016-01-25 16:00:17 +01:00
parent 09c9bdcd23
commit bc1b69af70
4 changed files with 47 additions and 36 deletions
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17
arangod/RestHandler/RestCursorHandler.cpp
View File

@ -325,14 +325,15 @@ arangodb::basics::Json RestCursorHandler::buildExtra(
arangodb::aql::QueryResult& queryResult) const {
// build "extra" attribute
arangodb::basics::Json extra(arangodb::basics::Json::Object);
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
extra.set("stats",
arangodb::basics::Json(
TRI_UNKNOWN_MEM_ZONE,
arangodb::basics::VelocyPackHelper::velocyPackToJson(stats),
arangodb::basics::Json::AUTOFREE));
if (queryResult.stats != nullptr) {
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
extra.set("stats",
arangodb::basics::Json(
TRI_UNKNOWN_MEM_ZONE,
arangodb::basics::VelocyPackHelper::velocyPackToJson(stats),
arangodb::basics::Json::AUTOFREE));
}
}
if (queryResult.profile != nullptr) {
extra.set("profile",

22
arangod/RestHandler/RestSimpleHandler.cpp
View File

@ -234,18 +234,20 @@ void RestSimpleHandler::removeByKeys(VPackSlice const& slice) {
size_t ignored = 0;
size_t removed = 0;
VPackSlice stats = queryResult.stats->slice();
if (queryResult.stats != nullptr) {
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
TRI_ASSERT(stats.isObject());
VPackSlice found = stats.get("writesIgnored");
if (found.isNumber()) {
ignored = found.getNumericValue<size_t>();
}
if (!stats.isNone()) {
TRI_ASSERT(stats.isObject());
VPackSlice found = stats.get("writesIgnored");
if (found.isNumber()) {
ignored = found.getNumericValue<size_t>();
}
found = stats.get("writesExecuted");
if (found.isNumber()) {
removed = found.getNumericValue<size_t>();
found = stats.get("writesExecuted");
if (found.isNumber()) {
removed = found.getNumericValue<size_t>();
}
}
}

22
arangod/V8Server/v8-query.cpp
View File

@ -2149,18 +2149,20 @@ static void JS_RemoveByKeys(v8::FunctionCallbackInfo<v8::Value> const& args) {
size_t ignored = 0;
size_t removed = 0;
VPackSlice stats = queryResult.stats->slice();
if (queryResult.stats != nullptr) {
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
TRI_ASSERT(stats.isObject());
VPackSlice found = stats.get("writesIgnored");
if (found.isNumber()) {
ignored = found.getNumericValue<size_t>();
}
if (!stats.isNone()) {
TRI_ASSERT(stats.isObject());
VPackSlice found = stats.get("writesIgnored");
if (found.isNumber()) {
ignored = found.getNumericValue<size_t>();
}
found = stats.get("writesExecuted");
if (found.isNumber()) {
removed = found.getNumericValue<size_t>();
found = stats.get("writesExecuted");
if (found.isNumber()) {
removed = found.getNumericValue<size_t>();
}
}
}

22
arangod/V8Server/v8-vocbase.cpp
View File

@ -1163,11 +1163,15 @@ static void JS_ExplainAql(v8::FunctionCallbackInfo<v8::Value> const& args) {
result->Set(TRI_V8_ASCII_STRING("warnings"),
TRI_ObjectJson(isolate, queryResult.warnings));
}
VPackSlice stats = queryResult.stats->slice();
if (stats.isNone()) {
result->Set(TRI_V8_STRING("stats"), v8::Object::New(isolate));
if (queryResult.stats != nullptr) {
VPackSlice stats = queryResult.stats->slice();
if (stats.isNone()) {
result->Set(TRI_V8_STRING("stats"), v8::Object::New(isolate));
} else {
result->Set(TRI_V8_STRING("stats"), TRI_VPackToV8(isolate, stats));
}
} else {
result->Set(TRI_V8_STRING("stats"), TRI_VPackToV8(isolate, stats));
result->Set(TRI_V8_STRING("stats"), v8::Object::New(isolate));
}
}
@ -1229,10 +1233,12 @@ static void JS_ExecuteAqlJson(v8::FunctionCallbackInfo<v8::Value> const& args) {
result->ForceSet(TRI_V8_ASCII_STRING("json"),
TRI_ObjectJson(isolate, queryResult.json));
}
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
result->ForceSet(TRI_V8_ASCII_STRING("stats"),
TRI_VPackToV8(isolate, stats));
if (queryResult.stats != nullptr) {
VPackSlice stats = queryResult.stats->slice();
if (!stats.isNone()) {
result->ForceSet(TRI_V8_ASCII_STRING("stats"),
TRI_VPackToV8(isolate, stats));
}
}
if (queryResult.profile != nullptr) {
result->ForceSet(TRI_V8_ASCII_STRING("profile"),