Files
falco/userspace/engine/prettyprint.cpp
2020-06-16 11:17:16 -07:00

83 lines
3.1 KiB
C++

/*
Copyright (C) 2019 The Falco Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include "prettyprint.h"
/**
* sinsp_event will pretty print a pointer to a sinsp_evt.
*
* This can be used for debugging an event at various times during development.
* This should never be turned on in production. Feel free to add fields below
* as we need them, and we can just dump an event in here whenever we need while
* debugging.
*
* sinsp_events are blue because they are happy.
*/
void prettyprint::sinsp_event(sinsp_evt *ev, const char* note)
{
ev->get_type()
prettyprint::warning();
printf("\033[0;34m"); // Start Blue
printf("\n*************************************************************\n");
printf("[Sinsp Event: %s]\n\n", note);
printf("name: %s\n", ev->get_name());
for(uint32_t i = 0; i <= ev->get_num_params(); i++){
}
for(int64_t j = 0; j <= ev->get_fd_num(); j++) {
printf("%s: %s\n", ev->get_param_name(j), ev->get_param_value_str(j, true).c_str());
};
// One off fields
//printf("fdinfo: %s\n", ev->get_fd_info()->tostring_clean().c_str());
//printf("type: %d\n", ev->get_type());
/*
printf("k8s.ns.name: %s\n", ev->get_param_value_str("k8s.ns.name", true).c_str());
printf("k8s %s\n", ev->get_param_value_str("k8s", true).c_str());
printf("container: %s\n", ev->get_param_value_str("container", true).c_str());
printf("proc.pid: %s\n", ev->get_param_value_str("%proc.pid", true).c_str());
printf("proc: %s\n", ev->get_param_value_str("%proc", true).c_str());
printf("data: %s\n", ev->get_param_value_str("data", true).c_str());
printf("cpu: %s\n", ev->get_param_value_str("cpu", true).c_str());
printf("fd: %s\n", ev->get_param_value_str("fd", true).c_str());
printf("fd: %s\n", ev->get_param_value_str("evt.arg.fd", true).c_str());
printf("user: %s\n", ev->get_param_value_str("user", true).c_str());
*/
printf("*************************************************************\n");
printf("\033[0m");
}
/**
* has_alerted controls our one time preliminary alert for using pretty print which is debug only
*/
bool prettyprint::has_alerted = false;
/**
* Warnings are red
*/
void prettyprint::warning() {
if (!prettyprint::has_alerted) {
printf("\033[0;31m"); // Start Red
printf("\n\n");
printf("*************************************************************\n");
printf(" [Pretty Printing Debugging is Enabled] \n");
printf(" This should never be used in production, by anyone, ever. \n");
printf("*************************************************************\n");
printf("\033[0m");
prettyprint::has_alerted = true;
}
}