Azure proxy type has been set but proxy host or port is not defined – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 1.3-2.9

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Briefly, this error occurs when the Azure proxy type is configured in OpenSearch, but the proxy host or port details are not defined. This is necessary for OpenSearch to connect to Azure services through a proxy. To resolve this, you should ensure that both the proxy host and port are correctly defined in your OpenSearch configuration. If you’re unsure of these details, consult your network administrator or Azure documentation. Additionally, ensure that the proxy settings are correctly formatted and there are no syntax errors in your configuration file.

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This guide will help you check for common problems that cause the log ” Azure proxy type has been set but proxy host or port is not defined. ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: repository-azure, plugins, repositories, azure.

Log Context

Log “Azure proxy type has been set but proxy host or port is not defined.” class name is We extracted the following from OpenSearch source code for those seeking an in-depth context :

 if (proxyType == ProxySettings.ProxyType.DIRECT
 && (proxyPort != 0 || Strings.hasText(proxyHost) || Strings.hasText(proxyUserName) || Strings.hasText(proxyPassword))) {
 throw new SettingsException("Azure proxy port or host or username or password have been set but proxy type is not defined.");
 if (proxyType != ProxySettings.ProxyType.DIRECT && (proxyPort == 0 || Strings.isEmpty(proxyHost))) {
 throw new SettingsException("Azure proxy type has been set but proxy host or port is not defined.");
 }  if (proxyType == ProxySettings.ProxyType.DIRECT) {
 return ProxySettings.NO_PROXY_SETTINGS;


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