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update(userspace/engine): adding required_engine_version, required_plugin_versions and exception names to -L output

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Signed-off-by: Lorenzo Susini <susinilorenzo1@gmail.com>
This commit is contained in:
Lorenzo Susini 2023-05-25 14:03:29 +00:00 committed by poiana
parent 75f556e3b7
commit cfb96d0562
1 changed files with 29 additions and 1 deletions
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30
userspace/engine/falco_engine.cpp
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@ -470,6 +470,31 @@ void falco_engine::describe_rule(std::string *rule, bool json) const
// all rules, macros and lists // all rules, macros and lists
Json::Value output; Json::Value output;
// Store required engine version
auto required_engine_version = m_rule_collector.required_engine_version();
output["required_engine_version"] = required_engine_version.version;
// Store required plugin versions
Json::Value plugin_versions = Json::arrayValue;
auto required_plugin_versions = m_rule_collector.required_plugin_versions();
for(const auto& req : required_plugin_versions)
{
Json::Value r;
r["name"] = req.at(0).name;
r["version"] = req.at(0).version;
Json::Value alternatives;
for(size_t i = 1; i < req.size(); i++)
{
alternatives["name"] = req[i].name;
alternatives["version"] = req[i].version;
}
r["alternatives"] = alternatives;
plugin_versions.append(r);
}
output["required_plugin_versions"] = plugin_versions;
// Store information about rules // Store information about rules
Json::Value rules_array = Json::arrayValue; Json::Value rules_array = Json::arrayValue;
for(const auto& r : m_rules) for(const auto& r : m_rules)
@ -571,10 +596,12 @@ void falco_engine::get_json_details(const falco_rule &r,
} }
rule["details"]["exception_fields"] = exception_fields; rule["details"]["exception_fields"] = exception_fields;
// Get operators from exceptions // Get names and operators from exceptions
Json::Value exception_names = Json::arrayValue;
Json::Value exception_operators = Json::arrayValue; Json::Value exception_operators = Json::arrayValue;
for(const auto &e : ri.exceptions) for(const auto &e : ri.exceptions)
{ {
exception_names.append(e.name);
if(e.comps.is_list) if(e.comps.is_list)
{ {
for(const auto& c : e.comps.items) for(const auto& c : e.comps.items)
@ -598,6 +625,7 @@ void falco_engine::get_json_details(const falco_rule &r,
exception_operators.append(e.comps.item); exception_operators.append(e.comps.item);
} }
} }
rule["details"]["exceptions"] = exception_names;
rule["details"]["exception_operators"] = exception_operators; rule["details"]["exception_operators"] = exception_operators;
if(ri.source == falco_common::syscall_source) if(ri.source == falco_common::syscall_source)