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76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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/*
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Copyright (C) 2023 The Falco Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "falco_common.h"
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static std::vector<std::string> priority_names =
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{"Emergency", "Alert", "Critical", "Error", "Warning", "Notice", "Informational", "Debug"};
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static std::vector<std::string> rule_matching_names = {"first", "all"};
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bool falco_common::parse_priority(const std::string& v, priority_type& out) {
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for(size_t i = 0; i < priority_names.size(); i++) {
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// note: for legacy reasons, "Info" and "Informational" has been used
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// interchangeably and ambiguously, so this is the only edge case for
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// which we can't apply strict equality check
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if(!strcasecmp(v.c_str(), priority_names[i].c_str()) ||
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(i == PRIORITY_INFORMATIONAL && !strcasecmp(v.c_str(), "info"))) {
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out = (priority_type)i;
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return true;
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}
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}
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return false;
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}
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falco_common::priority_type falco_common::parse_priority(const std::string& v) {
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falco_common::priority_type out;
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if(!parse_priority(v, out)) {
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throw falco_exception("Unknown priority value: " + v);
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}
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return out;
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}
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bool falco_common::format_priority(priority_type v, std::string& out, bool shortfmt) {
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if((size_t)v < priority_names.size()) {
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if(v == PRIORITY_INFORMATIONAL && shortfmt) {
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out = "Info";
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} else {
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out = priority_names[(size_t)v];
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}
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return true;
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}
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return false;
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}
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std::string falco_common::format_priority(priority_type v, bool shortfmt) {
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std::string out;
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if(!format_priority(v, out, shortfmt)) {
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throw falco_exception("Unknown priority enum value: " + std::to_string(v));
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}
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return out;
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}
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bool falco_common::parse_rule_matching(const std::string& v, rule_matching& out) {
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for(size_t i = 0; i < rule_matching_names.size(); i++) {
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if(!strcasecmp(v.c_str(), rule_matching_names[i].c_str())) {
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out = (rule_matching)i;
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return true;
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}
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}
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return false;
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}
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