Available as of Camel 2.7
This is an additional component for Camel to run DNS queries, using DNSJava. The component is a thin layer on top of DNSJava. The component offers the following operations:
ip, to resolve a domain by its ip
lookup, to lookup information about the domain
dig, to run DNS queries
Maven users will need to add the following dependency to their pom.xml for this component:
<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-dns</artifactId>
<version>x.x.x</version>
<!-- use the same version as your Camel core version -->
</dependency>
The URI scheme for a DNS component is as follows
dns://operation
This component only supports producers.
| Header | Type | Operations | Description |
|---|---|---|---|
| dns.domain | String | ip | The domain name. Mandatory. |
| dns.name | String | lookup | The name to lookup. Mandatory. |
| dns.type | - | lookup, dig | The type of the lookup. Should match the values of org.xbill.dns.Type. Optional. |
| dns.class | - | lookup, dig | he DNS class of the lookup. Should match the values of org.xbill.dns.DClass. Optional. |
| dns.query | String | dig | The query itself. Mandatory. |
| dns.server | String | dig | The server in particular for the query. If none is given, the default one specified by the OS will be used. Optional. |
<route id="IPCheck">
<from uri="direct:start"/>
<to uri="dns:ip"/>
</route>
This looks up a domain's IP. For example, www.example.com resolves to 192.0.32.10.
The IP address to lookup must be provided in the header with key "dns.domain".
<route id="IPCheck">
<from uri="direct:start"/>
<to uri="dns:lookup"/>
</route>
This returns a set of DNS records associated with a domain.
The name to lookup must be provided in the header with key "dns.name".
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