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Fix potential NPE in UsersTool #37660

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Merged
cbuescher merged 3 commits into from
Jan 22, 2019
Merged

Fix potential NPE in UsersTool #37660

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7f9adc8
Fix potential NPE in UsersTool
Jan 21, 2019
4a7a1d5
Merge branch 'master' into possibly-dead-code
Jan 22, 2019
5b3339e
iter
Jan 22, 2019
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3 changes: 2 additions & 1 deletion ...in/security/src/main/java/org/elasticsearch/xpack/security/authc/file/tool/UsersTool.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

import joptsimple.OptionSet;
import joptsimple.OptionSpec;

import org.elasticsearch.cli.EnvironmentAwareCommand;
import org.elasticsearch.cli.ExitCodes;
import org.elasticsearch.cli.LoggingAwareMultiCommand;
Expand Down Expand Up @@ -221,7 +222,7 @@ protected void execute(Terminal terminal, OptionSet options, Environment env) th

Path file = FileUserPasswdStore.resolveFile(env);
FileAttributesChecker attributesChecker = new FileAttributesChecker(file);
Map<String, char[]> users = new HashMap<>(FileUserPasswdStore.parseFile(file, null, env.settings()));
Map<String, char[]> users = FileUserPasswdStore.parseFile(file, null, env.settings());
if (users == null) {
throw new UserException(ExitCodes.CONFIG, "Configuration file [" + file + "] is missing");
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@cbuescher cbuescher Jan 21, 2019

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Currently this looks dead. Furthermore, FileUserPasswdStore.parseFile can return null which I think will then create an NPE in the HashMap ctor.

}
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