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Chapter 163. IPFS Component
Available as of Camel version 2.23
The ipfs: component provides access to the Interplanetary File System (IPFS).
Maven users will need to add the following dependency to their pom.xml for this component:
<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-ipfs</artifactId>
<version>x.x.x</version>
<!-- use the same version as your Camel core version -->
</dependency>
<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-ipfs</artifactId>
<version>x.x.x</version>
<!-- use the same version as your Camel core version -->
</dependency>163.1. URI format
ipfs://cmd?options
ipfs://cmd?options163.2. Options
The IPFS component has no options.
The IPFS endpoint is configured using URI syntax:
ipfs:host:port/cmd
ipfs:host:port/cmdwith the following path and query parameters:
163.2.1. Path Parameters (1 parameters):
| Name | Description | Default | Type |
|---|---|---|---|
| ipfsCmd | The ipfs command | String |
163.2.2. Query Parameters (2 parameters):
| Name | Description | Default | Type |
|---|---|---|---|
| outdir (producer) | The ipfs output directory | Path | |
| synchronous (advanced) | Sets whether synchronous processing should be strictly used, or Camel is allowed to use asynchronous processing (if supported). | false | boolean |
163.3. Spring Boot Auto-Configuration
The component supports 2 options, which are listed below.
| Name | Description | Default | Type |
|---|---|---|---|
| camel.component.ipfs.enabled | Whether to enable auto configuration of the ipfs component. This is enabled by default. | Boolean | |
| camel.component.ipfs.resolve-property-placeholders | Whether the component should resolve property placeholders on itself when starting. Only properties which are of String type can use property placeholders. | true | Boolean |
163.4. Karaf support
Actually this component is not supported in Karaf
163.5. Message Headers
In this sample we add a file to IPFS, get a file from IPFS and finally access the content of an IPFS file.
from("direct:start").to("ipfs:add")
from("direct:start").to("ipfs:get?outdir=target")
from("direct:start").to("ipfs:cat");
from("direct:start").to("ipfs:add")
from("direct:start").to("ipfs:get?outdir=target")
from("direct:start").to("ipfs:cat");
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