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added_list_values_support_similar_to_contains_adminUser
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208 changes: 208 additions & 0 deletions
208
...on/src/main/java/org/apache/atlas/plugin/resourcematcher/RangerEntityResourceMatcher.java
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
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| package org.apache.atlas.plugin.resourcematcher; | ||
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| import org.apache.commons.collections.CollectionUtils; | ||
| import org.apache.commons.lang.StringUtils; | ||
| import org.apache.commons.logging.Log; | ||
| import org.apache.commons.logging.LogFactory; | ||
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| import java.util.ArrayList; | ||
| import java.util.Collection; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| public class RangerEntityResourceMatcher extends RangerAbstractResourceMatcher { | ||
| private static final Log LOG = LogFactory.getLog(RangerEntityResourceMatcher.class); | ||
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| @Override | ||
| public void init() { | ||
| if(LOG.isDebugEnabled()) { | ||
| LOG.debug("==> RangerAbstractResourceMatcher.init()"); | ||
| } | ||
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| Map<String, String> options = resourceDef != null ? resourceDef.getMatcherOptions() : null; | ||
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| optIgnoreCase = getOptionIgnoreCase(options); | ||
| optQuotedCaseSensitive = getOptionQuotedCaseSensitive(options); | ||
| optQuoteChars = getOptionQuoteChars(options); | ||
| optWildCard = getOptionWildCard(options); | ||
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| policyValues = new ArrayList<>(); | ||
| policyIsExcludes = policyResource != null && policyResource.getIsExcludes(); | ||
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| if (policyResource != null && policyResource.getValues() != null) { | ||
| for (String policyValue : policyResource.getValues()) { | ||
| if (StringUtils.isEmpty(policyValue)) { | ||
| continue; | ||
| } | ||
| policyValues.add(policyValue); | ||
| } | ||
| } | ||
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| optReplaceTokens = getOptionReplaceTokens(options); | ||
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| if(optReplaceTokens) { | ||
| startDelimiterChar = getOptionDelimiterStart(options); | ||
| endDelimiterChar = getOptionDelimiterEnd(options); | ||
| escapeChar = getOptionDelimiterEscape(options); | ||
| tokenPrefix = getOptionDelimiterPrefix(options); | ||
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| if(escapeChar == startDelimiterChar || escapeChar == endDelimiterChar || | ||
| tokenPrefix.indexOf(escapeChar) != -1 || tokenPrefix.indexOf(startDelimiterChar) != -1 || | ||
| tokenPrefix.indexOf(endDelimiterChar) != -1) { | ||
| String resouceName = resourceDef == null ? "" : resourceDef.getName(); | ||
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| String msg = "Invalid token-replacement parameters for resource '" + resouceName + "': { "; | ||
| msg += (OPTION_TOKEN_DELIMITER_START + "='" + startDelimiterChar + "'; "); | ||
| msg += (OPTION_TOKEN_DELIMITER_END + "='" + endDelimiterChar + "'; "); | ||
| msg += (OPTION_TOKEN_DELIMITER_ESCAPE + "='" + escapeChar + "'; "); | ||
| msg += (OPTION_TOKEN_DELIMITER_PREFIX + "='" + tokenPrefix + "' }. "); | ||
| msg += "Token replacement disabled"; | ||
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| LOG.error(msg); | ||
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| optReplaceTokens = false; | ||
| } | ||
| } | ||
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| resourceMatchers = buildResourceMatchers(); | ||
| isMatchAny = resourceMatchers == null || CollectionUtils.isEmpty(resourceMatchers.getResourceMatchers()); | ||
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| if(LOG.isDebugEnabled()) { | ||
| LOG.debug("<== RangerAbstractResourceMatcher.init()"); | ||
| } | ||
| } | ||
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| protected ResourceMatcherWrapper buildResourceMatchers() { | ||
| List<ResourceMatcher> resourceMatchers = new ArrayList<>(); | ||
| boolean needsDynamicEval = false; | ||
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| for (String policyValue : policyValues) { | ||
| ResourceMatcher matcher = getMatcher(policyValue); | ||
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| if (matcher != null) { | ||
| if (matcher.isMatchAny()) { | ||
| resourceMatchers.clear(); | ||
| break; | ||
| } | ||
| if (!needsDynamicEval && matcher.getNeedsDynamicEval()) { | ||
| needsDynamicEval = true; | ||
| } | ||
| resourceMatchers.add(matcher); | ||
| } | ||
| } | ||
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| Collections.sort(resourceMatchers, new ResourceMatcher.PriorityComparator()); | ||
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| return CollectionUtils.isNotEmpty(resourceMatchers) ? | ||
| new ResourceMatcherWrapper(needsDynamicEval, resourceMatchers) : null; | ||
| } | ||
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| @Override | ||
| public boolean isMatch(Object resource, Map<String, Object> evalContext) { | ||
| if(LOG.isDebugEnabled()) { | ||
| LOG.debug("==> RangerDefaultResourceMatcher.isMatch(" + resource + ", " + evalContext + ")"); | ||
| } | ||
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| boolean ret = false; | ||
| boolean allValuesRequested = isAllValuesRequested(resource); | ||
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| if(allValuesRequested || isMatchAny) { | ||
| ret = isMatchAny; | ||
| } else { | ||
| int resourceMatcherCount = resourceMatchers.getResourceMatchers().size(); | ||
| int matchedResourceMatcherCount = 0; | ||
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| for (ResourceMatcher resourceMatcher : resourceMatchers.getResourceMatchers()) { | ||
| Object value = ((Map<?, ?>) resource).get(resourceMatcher.attrName); | ||
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| if (value instanceof String) { | ||
| boolean result = resourceMatcher.isMatch((String) value, evalContext); | ||
| if (result) { | ||
| matchedResourceMatcherCount++; | ||
| } | ||
| } else if (value instanceof Collection) { | ||
| Collection<String> collValue = (Collection<String>) value; | ||
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| /*ret = resourceMatcher.isMatchAny(collValue, evalContext); | ||
| if (ret) { | ||
| break; | ||
| }*/ | ||
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| boolean result = resourceMatcher.isMatchAny(collValue, evalContext); | ||
| if (result) { | ||
| matchedResourceMatcherCount++; | ||
| } | ||
| } | ||
| } | ||
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| if (matchedResourceMatcherCount == resourceMatcherCount) { | ||
| ret = true; //all resources for entityAttr matched | ||
| } | ||
| } | ||
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| ret = applyExcludes(allValuesRequested, ret); | ||
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| if(LOG.isDebugEnabled()) { | ||
| LOG.debug("<== RangerDefaultResourceMatcher.isMatch(" + resource + ", " + evalContext + "): " + ret); | ||
| } | ||
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| return ret; | ||
| } | ||
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| ResourceMatcher getMatcher(String policyValueRaw) { | ||
| final ResourceMatcher ret; | ||
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| if (policyValueRaw.equals("*")){ | ||
| return super.getMatcher(policyValueRaw); | ||
| } | ||
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| String[] splitted = policyValueRaw.split(":"); | ||
| String attrName = splitted[0]; | ||
| String policyValue = splitted[1]; | ||
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| switch (attrName) { | ||
| case "certificateStatus": | ||
| ret = super.getMatcher(policyValue); break; | ||
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| default: | ||
| ret = super.getMatcher(policyValue); | ||
| } | ||
| ret.attrName = attrName; | ||
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| return ret; | ||
| } | ||
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| public StringBuilder toString(StringBuilder sb) { | ||
| sb.append("RangerDefaultResourceMatcher={"); | ||
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| super.toString(sb); | ||
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| sb.append("}"); | ||
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| return sb; | ||
| } | ||
| } |
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