JavaScript implementation of the IPFS specification
$ npm install ipfs
Alpha
We've come a long way, but this project is still in Alpha, lots of development is happening, API might change, beware of the Dragons 🐉..
Want to get started? Check our examples folder to learn how to spawn an IPFS node in Node.js and in the Browser.
You can check the development status at the Kanban Board.
Please read this: The DHT, a fundamental piece for automatic content and peer discovery is not yet complete. There are multiple applications that can be built without this service but nevertheless it is fundamental to getting that magic IPFS experience. The current status is that implementation is done and merged and we're working on performance issues. Expect the DHT to be available in a release very soon.
This project is available through npm. To install, run:
> npm install ipfs
JS IPFS depends on native modules that are installed by node-gyp
. If you have problems running the command above, it is likely that the build tools required by node-gyp
are missing from your system. Please install them and then try again.
We support both the Current and Active LTS versions of Node.js. Please see nodejs.org for what these currently are.
This project is tested on macOS, Linux and Windows.
To create an IPFS node programmatically:
const IPFS = require('ipfs')
const node = new IPFS()
node.on('ready', () => {
// Ready to use!
// See https://github.com/ipfs/js-ipfs#core-api
})
In order to use js-ipfs as a CLI, you must install it with the global
flag. Run the following (even if you have ipfs installed locally):
npm install ipfs --global
The CLI is available by using the command jsipfs
in your terminal. This is aliased, instead of using ipfs
, to make sure it does not conflict with the Go implementation.
Learn how to bundle with browserify and webpack in the examples
folder.
You can also load it using a <script>
using the unpkg CDN or the jsDelivr CDN. Inserting one of the following lines will make a Ipfs
object available in the global namespace.
<!-- loading the minified version -->
<script src="https://unpkg.com/ipfs/dist/index.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/ipfs/dist/index.min.js"></script>
<!-- loading the human-readable (not minified) version -->
<script src="https://unpkg.com/ipfs/dist/index.js"></script>
<script src="https://cdn.jsdelivr.net/npm/ipfs/dist/index.js"></script>
Inserting one of the above lines will make an Ipfs
object available in the global namespace:
<script>
const node = new window.Ipfs()
node.on('ready', () => {
// Ready to use!
// See https://github.com/ipfs/js-ipfs#core-api
})
</script>
The jsipfs
CLI, available when js-ipfs
is installed globally, follows(should, it is a WIP) the same interface defined by go-ipfs
, you can always use the help
command for help menus.
# Install js-ipfs globally
> npm install ipfs --global
> jsipfs --help
Commands:
bitswap A set of commands to manipulate the bitswap agent.
block Manipulate raw IPFS blocks.
bootstrap Show or edit the list of bootstrap peers.
commands List all available commands
config <key> [value] Get and set IPFS config values
daemon Start a long-running daemon process
# ...
js-ipfs
uses some different default config values, so that they don't clash directly with a go-ipfs node running in the same machine. These are:
~/.jsipfs
(can be changed with env variable IPFS_PATH
)4002
5002
The IPFS Daemon exposes the API defined http-api-spec
. You can use any of the IPFS HTTP-API client libraries with it, such as: js-ipfs-http-client.
If you want a programmatic way to spawn a IPFS Daemon using JavaScript, check out ipfsd-ctl module
Use the IPFS Module as a dependency of a project to spawn in process instances of IPFS. Create an instance by calling new IPFS()
and waiting for its ready
event:
// Create the IPFS node instance
const node = new IPFS()
node.on('ready', () => {
// Your node is now ready to use \o/
// stopping a node
node.stop(() => {
// node is now 'offline'
})
})
You can find some examples and tutorials in the examples folder, these exist to help you get started using js-ipfs
.
const node = new IPFS([options])
Creates and returns an instance of an IPFS node. Use the options
argument to specify advanced configuration. It is an object with any of these properties:
options.repo
Type | Default |
---|---|
string or ipfs.Repo instance |
'~/.jsipfs' in Node.js, 'ipfs' in browsers |
The file path at which to store the IPFS node’s data. Alternatively, you can set up a customized storage system by providing an ipfs.Repo
instance.
Example:
// Store data outside your user directory
const node = new IPFS({ repo: '/var/ipfs/data' })
options.init
Type | Default |
---|---|
boolean or object | true |
Initialize the repo when creating the IPFS node.
If you have already initialized a repo before creating your IPFS node (e.g. you are loading a repo that was saved to disk from a previous run of your program), you must make sure to set this to false
. Note that initializing a repo is different from creating an instance of ipfs.Repo
. The IPFS constructor sets many special properties when initializing a repo, so you should usually not try and call repoInstance.init()
yourself.
Instead of a boolean, you may provide an object with custom initialization options. All properties are optional:
emptyRepo
(boolean) Whether to remove built-in assets, like the instructional tour and empty mutable file system, from the repo. (Default: false
)bits
(number) Number of bits to use in the generated key pair. (Default: 2048
)privateKey
(string/PeerId) A pre-generated private key to use. Can be either a base64 string or a PeerId instance. NOTE: This overrides bits
.// Generating a Peer ID:
const PeerId = require('peer-id')
PeerId.create({ bits: 2048 }, (err, peerId) => {
// Generates a new Peer ID, complete with public/private keypair
// See https://github.com/libp2p/js-peer-id
})
pass
(string) A passphrase to encrypt keys. You should generally use the top-level pass
option instead of the init.pass
option (this one will take its value from the top-level option if not set).options.start
Type | Default |
---|---|
boolean | true |
If false
, do not automatically start the IPFS node. Instead, you’ll need to manually call node.start()
yourself.
options.pass
Type | Default |
---|---|
string | null |
A passphrase to encrypt/decrypt your keys.
options.silent
Type | Default |
---|---|
Boolean | false |
Prevents all logging output from the IPFS node.
options.relay
Type | Default |
---|---|
object | { enabled: true, hop: { enabled: false, active: false } } |
Configure circuit relay (see the circuit relay tutorial to learn more).
enabled
(boolean): Enable circuit relay dialer and listener. (Default: true
)hop
(object)
enabled
(boolean): Make this node a relay (other nodes can connect through it). (Default: false
)active
(boolean): Make this an active relay node. Active relay nodes will attempt to dial a destination peer even if that peer is not yet connected to the relay. (Default: false
)options.preload
Type | Default |
---|---|
object | { enabled: true, addresses: [...] } |
Configure remote preload nodes. The remote will preload content added on this node, and also attempt to preload objects requested by this node.
enabled
(boolean): Enable content preloading (Default: true
)addresses
(array): Multiaddr API addresses of nodes that should preload content. NOTE: nodes specified here should also be added to your node's bootstrap address list at config.Boostrap
.options.EXPERIMENTAL
Type | Default |
---|---|
object | { pubsub: false, sharding: false, dht: false } |
Enable and configure experimental features.
pubsub
(boolean): Enable libp2p pub-sub. (Default: false
)ipnsPubsub
(boolean): Enable pub-sub on IPNS. (Default: false
)sharding
(boolean): Enable directory sharding. Directories that have many child objects will be represented by multiple DAG nodes instead of just one. It can improve lookup performance when a directory has several thousand files or more. (Default: false
)options.config
Type | Default |
---|---|
object | config-nodejs.js in Node.js, config-browser.js in browsers |
Modify the default IPFS node config. This object will be merged with the default config; it will not replace it.
options.ipld
Type | Default |
---|---|
object | ipld-nodejs.js in Node.js, ipld-browser.js in browsers |
Modify the default IPLD config. This object will be merged with the default config; it will not replace it. Check IPLD docs for more information on the available options.
Browser config does NOT include by default all the IPLD formats. Only
ipld-dag-pb
,ipld-dag-cbor
andipld-raw
are included.
To add support for other formats we provide two options, one sync and another async.
Examples for the sync option:
import ipldGit from 'ipld-git'
import ipldBitcoin from 'ipld-bitcoin'
const node = new IPFS(
{
ipld: {
formats: [ipldGit, ipldBitcoin]
}
}
)
const node = new IPFS(
{
ipld: {
formats: [require('ipld-git'), require('ipld-bitcoin')]
}
}
)
<script src="https://unpkg.com/ipfs"></script>
<script src="https://unpkg.com/ipld-git"></script>
<script src="https://unpkg.com/ipld-bitcoin"></script>
<script>
const node = new self.IPFS(
{
ipld: {
formats: [self.ipldGit, self.ipldBitcoin]
}
}
)
</script>
Examples for the async option:
const node = new IPFS(
{
ipld: {
async loadFormat (codec) {
if (codec === 'git-raw') {
return import('ipld-git') // This is a dynamic import
} else {
throw new Error('unable to load format ' + multicodec.print[codec])
}
}
}
}
)
For more information about dynamic imports please check webpack docs or search your bundler documention.
Using dynamic imports will tell your bundler to create a separate file (normally called chunk) that will only be requested by the browser if it's really needed. This strategy will reduce your bundle size and load times without removing any functionality.
With Webpack IPLD formats can even be grouped together using magic comments import(/* webpackChunkName: "ipld-formats" */ 'ipld-git')
to produce a single file with all of them.
const node = new IPFS(
{
ipld: {
async loadFormat (codec) {
if (codec === 'git-raw') {
return require('ipld-git')
} else {
throw new Error('unable to load format ' + multicodec.print[codec])
}
}
}
}
)
<script src="https://unpkg.com/ipfs"></script>
<script>
const load = (url, cb) => {
const script = document.createElement('script')
script.src = url
script.onload = () => cb()
script.onerror = () => cb(new Error('Unable to load script'))
document.body.appendChild(script);
};
const node = new self.IPFS(
{
ipld: {
loadFormat (codec, cb) {
switch (codec) {
case 'git-raw':
return load('https://unpkg.com/ipld-git', cb)
case 'bitcoin-block':
return load('https://unpkg.com/ipld-bitcoin', cb)
default:
throw new Error('unable to load format ' + multicodec.print[codec])
}
}
}
}
)
</script>
options.libp2p
Type | Default |
---|---|
object | libp2p-nodejs.js in Node.js, libp2p-browser.js in browsers |
function | libp2p bundle |
The libp2p option allows you to build your libp2p node by configuration, or via a bundle function. If you are looking to just modify the below options, using the object format is the quickest way to get the default features of libp2p. If you need to create a more customized libp2p node, such as with custom transports or peer/content routers that need some of the ipfs data on startup, a custom bundle is a great way to achieve this.
You can see the bundle in action in the custom libp2p example.
modules
(object):
transport
(Array<libp2p.Transport>): An array of Libp2p transport classes/instances to use instead of the defaults. See libp2p/interface-transport for details.peerDiscovery
(Array<libp2p.PeerDiscovery>): An array of Libp2p peer discovery classes/instances to use instead of the defaults. See libp2p/peer-discovery for details. If passing a class, configuration can be passed using the config section below under the key corresponding to you module's unique tag
(a static property on the class)config
(object):
peerDiscovery
(object):
autoDial
(boolean): Dial to discovered peers when under the Connection Manager min peer count watermark. (default true
)[PeerDiscovery.tag]
(object): configuration for a peer discovery module
enabled
(boolean): whether this module is enabled or disabled[custom config]
(any): other keys are specific to the moduledht
(object): Configuration options for the DHT (WARNING: the current DHT implementation has performance issues, your mileage may vary)
enabled
(boolean): whether the DHT is enabled or not (default false
)kBucketSize
(number): bucket size (default 20
)randomWalk
(object): configuration for random walk
enabled
(boolean): whether random DHT walking is enabled (default false
)options.connectionManager
Type | Default |
---|---|
object | defaults |
Configure the libp2p connection manager.
IPFS instances are Node.js EventEmitters. You can listen for events by calling node.on('event', handler)
:
const node = new IPFS({ repo: '/var/ipfs/data' })
node.on('error', errorObject => console.error(errorObject))
error
is always accompanied by an Error
object with information about the error that occurred.
node.on('error', error => {
console.error(error.message)
})
init
is emitted after a new repo has been initialized. It will not be emitted if you set the init: false
option on the constructor.
ready
is emitted when a node is ready to use. This is the final event you will receive when creating a node (after init
and start
).
When creating a new IPFS node, you should almost always wait for the ready
event before calling methods or interacting with the node.
start
is emitted when a node has started listening for connections. It will not be emitted if you set the start: false
option on the constructor.
stop
is emitted when a node has closed all connections and released access to its repo. This is usually the result of calling node.stop()
.
node.start([callback])
Start listening for connections with other IPFS nodes on the network. In most cases, you do not need to call this method — new IPFS()
will automatically do it for you.
This method is asynchronous. There are several ways to be notified when the node has finished starting:
If you call node.start()
with no arguments, it returns a promise.
const node = new IPFS({ start: false })
node.on('ready', async () => {
console.log('Node is ready to use!')
try {
await node.start()
console.log('Node started!')
} catch (error) {
console.error('Node failed to start!', error)
}
})
If you pass a function as the final argument, it will be called when the node is started (Note: this method will not return a promise if you use a callback function).
const node = new IPFS({ start: false })
node.on('ready', () => {
console.log('Node is ready to use!')
node.start(error => {
if (error) {
return console.error('Node failed to start!', error)
}
console.log('Node started!')
})
})
You can listen for the start
event.
const node = new IPFS({ start: false })
node.on('ready', () => {
console.log('Node is ready to use!')
node.start()
})
node.on('error', error => {
console.error('Something went terribly wrong!', error)
})
node.on('start', () => console.log('Node started!'))
node.stop([callback])
Close and stop listening for connections with other IPFS nodes, then release access to the node’s repo.
This method is asynchronous. There are several ways to be notified when the node has completely stopped:
If you call node.stop()
with no arguments, it returns a promise.
const node = new IPFS()
node.on('ready', async () => {
console.log('Node is ready to use!')
try {
await node.stop()
console.log('Node stopped!')
} catch (error) {
console.error('Node failed to stop cleanly!', error)
}
})
If you pass a function as the final argument, it will be called when the node is stopped (Note: this method will not return a promise if you use a callback function).
const node = new IPFS()
node.on('ready', () => {
console.log('Node is ready to use!')
node.stop(error => {
if (error) {
return console.error('Node failed to stop cleanly!', error)
}
console.log('Node stopped!')
})
})
You can listen for the stop
event.
const node = new IPFS()
node.on('ready', () => {
console.log('Node is ready to use!')
node.stop()
})
node.on('error', error => {
console.error('Something went terribly wrong!', error)
})
node.on('stop', () => console.log('Node stopped!'))
The IPFS core API provides all functionality that is not specific to setting up and starting or stopping a node. This API is available directly on an IPFS instance, on the command line (when using the CLI interface), and as an HTTP REST API. For a complete reference, see .
The core API is grouped into several areas:
ipfs.add(data, [options], [callback])
ipfs.addPullStream([options])
ipfs.addReadableStream([options])
ipfs.addFromStream(stream, [callback])
ipfs.addFromFs(path, [options], [callback])
ipfs.addFromUrl(url, [options], [callback])
ipfs.cat(ipfsPath, [options], [callback])
ipfs.catPullStream(ipfsPath, [options])
ipfs.catReadableStream(ipfsPath, [options])
ipfs.get(ipfsPath, [options], [callback])
ipfs.getPullStream(ipfsPath, [options])
ipfs.getReadableStream(ipfsPath, [options])
ipfs.ls(ipfsPath, [callback])
ipfs.lsPullStream(ipfsPath)
ipfs.lsReadableStream(ipfsPath)
ipfs.files.cp([from, to], [callback])
ipfs.files.flush([path], [callback])
ipfs.files.ls([path], [options], [callback])
ipfs.files.mkdir(path, [options], [callback])
ipfs.files.mv([from, to], [callback])
ipfs.files.read(path, [options], [callback])
ipfs.files.readPullStream(path, [options])
ipfs.files.readReadableStream(path, [options])
ipfs.files.rm(path, [options], [callback])
ipfs.files.stat(path, [options], [callback])
ipfs.files.write(path, content, [options], [callback])
ipfs.object.new([template], [callback])
ipfs.object.put(obj, [options], [callback])
ipfs.object.get(multihash, [options], [callback])
ipfs.object.data(multihash, [options], [callback])
ipfs.object.links(multihash, [options], [callback])
ipfs.object.stat(multihash, [options], [callback])
ipfs.object.patch.addLink(multihash, DAGLink, [options], [callback])
ipfs.object.patch.rmLink(multihash, DAGLink, [options], [callback])
ipfs.object.patch.appendData(multihash, data, [options], [callback])
ipfs.object.patch.setData(multihash, data, [options], [callback])
crypto (not implemented yet)
libp2p. Every IPFS instance also exposes the libp2p SPEC at ipfs.libp2p
. The formal interface for this SPEC hasn't been defined but you can find documentation at its implementations:
ipfs.id([callback])
ipfs.version([callback])
ipfs.ping(peerId, [options], [callback])
ipfs.pingReadableStream(peerId, [options])
ipfs.pingPullStream(peerId, [options])
ipfs.init([options], [callback])
ipfs.start([callback])
ipfs.stop([callback])
ipfs.isOnline()
ipfs.resolve(name, [options], [callback])
ipfs.dns(name, [options], [callback]
ipfs.repo.init
ipfs.repo.stat([options], [callback])
ipfs.repo.version([callback])
ipfs.repo.gc([options], [callback])
(not implemented yet)Aside from the default export, ipfs
exports various types and utilities that are included in the bundle:
These can be accessed like this, for example:
const { CID } = require('ipfs')
// ...or from an es-module:
import { CID } from 'ipfs'
To add a WebRTC transport to your js-ipfs node, you must add a WebRTC multiaddr. To do that, simple override the config.Addresses.Swarm array which contains all the multiaddrs which the IPFS node will use. See below:
const node = new IPFS({
config: {
Addresses: {
Swarm: [
'/dns4/wrtc-star.discovery.libp2p.io/tcp/443/wss/p2p-webrtc-star'
]
}
}
})
node.on('ready', () => {
// your instance with WebRTC is ready
})
Important: This transport usage is kind of unstable and several users have experienced crashes. Track development of a solution at https://github.com/ipfs/js-ipfs/issues/1088.
Yes, however, bear in mind that there isn't a 100% stable solution to use WebRTC in Node.js, use it at your own risk. The most tested options are:
To add WebRTC support in a IPFS node instance, do:
const wrtc = require('wrtc') // or require('electron-webrtc')()
const WStar = require('libp2p-webrtc-star')
const wstar = new WStar({ wrtc })
const node = new IPFS({
repo: 'your-repo-path',
// start: false,
config: {
Addresses: {
Swarm: [
"/ip4/0.0.0.0/tcp/4002",
"/ip4/127.0.0.1/tcp/4003/ws",
"/dns4/wrtc-star.discovery.libp2p.io/tcp/443/wss/p2p-webrtc-star"
]
}
},
libp2p: {
modules: {
transport: [wstar],
peerDiscovery: [wstar.discovery]
}
}
})
node.on('ready', () => {
// your instance with WebRTC is ready
})
To add WebRTC support to the IPFS daemon, you only need to install one of the WebRTC modules globally:
npm install wrtc --global
# or
npm install electron-webrtc --global
Then, update your IPFS Daemon config to include the multiaddr for this new transport on the Addresses.Swarm
array. Add: "/dns4/wrtc-star.discovery.libp2p.io/wss/p2p-webrtc-star"
signaling endpoint
for my WebRTC transport?You'll need to execute a compatible signaling server
(libp2p-webrtc-star works) and include the correct configuration param for your IPFS node:
multiaddr
for the signaling server
const node = new IPFS({
repo: 'your-repo-path',
config: {
Addresses: {
Swarm: [
'/ip4/127.0.0.1/tcp/9090/ws/p2p-webrtc-star'
]
}
}
})
The code above assumes you are running a local signaling server
on port 9090
. Provide the correct values accordingly.
Yes, websocket-star! A WebSockets based transport that uses a Relay to route the messages. To enable it, just do:
const node = new IPFS({
config: {
Addresses: {
Swarm: [
'/dns4/ws-star.discovery.libp2p.io/tcp/443/wss/p2p-websocket-star'
]
}
}
})
node.on('ready', () => {
// your instance with websocket-star is ready
})
Yes, unfortunately, due to Chrome aggressive resource throttling policy, it cuts freezes the execution of any background tab, turning an IPFS node that was running on that webpage into a vegetable state.
A way to mitigate this in Chrome, is to run your IPFS node inside a Service Worker, so that the IPFS instance runs in a background process. You can learn how to install an IPFS node as a service worker in here the repo ipfs-service-worker
Yes you can and in many ways. Read https://github.com/ipfs/notes/issues/256 for the multiple options.
If your electron-rebuild step is failing, all you need to do is:
# Electron's version.
export npm_config_target=2.0.0
# The architecture of Electron, can be ia32 or x64.
export npm_config_arch=x64
export npm_config_target_arch=x64
# Download headers for Electron.
export npm_config_disturl=https://atom.io/download/electron
# Tell node-pre-gyp that we are building for Electron.
export npm_config_runtime=electron
# Tell node-pre-gyp to build module from source code.
export npm_config_build_from_source=true
# Install all dependencies, and store cache to ~/.electron-gyp.
HOME=~/.electron-gyp npm install
If you find any other issue, please check the Electron Support
issue.
Ask for help in our forum at https://discuss.ipfs.io or in IRC (#ipfs on Freenode).
We have automatic Docker builds setup with Docker Hub: https://hub.docker.com/r/ipfs/js-ipfs/
All branches in the Github repository maps to a tag in Docker Hub, except master
Git branch which is mapped to latest
Docker tag.
You can run js-ipfs like this:
$ docker run -it -p 4002:4002 -p 4003:4003 -p 5002:5002 -p 9090:9090 ipfs/js-ipfs:latest
initializing ipfs node at /root/.jsipfs
generating 2048-bit RSA keypair...done
peer identity: Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS
to get started, enter:
jsipfs files cat /ipfs/QmfGBRT6BbWJd7yUc2uYdaUZJBbnEFvTqehPFoSMQ6wgdr/readme
Initializing daemon...
Using wrtc for webrtc support
Swarm listening on /ip4/127.0.0.1/tcp/4003/ws/ipfs/Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS
Swarm listening on /ip4/172.17.0.2/tcp/4003/ws/ipfs/Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS
Swarm listening on /ip4/127.0.0.1/tcp/4002/ipfs/Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS
Swarm listening on /ip4/172.17.0.2/tcp/4002/ipfs/Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS
API is listening on: /ip4/0.0.0.0/tcp/5002
Gateway (readonly) is listening on: /ip4/0.0.0.0/tcp/9090
Daemon is ready
$ curl --silent localhost:5002/api/v0/id | jq .ID
"Qmbd5jx8YF1QLhvwfLbCTWXGyZLyEJHrPbtbpRESvYs4FS"
Listing of the main packages used in the IPFS ecosystem. There are also three specifications worth linking here:
This table is generated using the module
package-table
withpackage-table --data=package-list.json
.
> git clone https://github.com/ipfs/js-ipfs.git
> cd js-ipfs
> npm install
# run all the unit tests
> npm test
# run individual tests (findprovs)
> npm run test -- --grep findprovs
# run just IPFS tests in Node.js
> npm run test:node
# run just IPFS core tests
> npm run test:node:core
# run just IPFS HTTP-API tests
> npm run test:node:http
# run just IPFS CLI tests
> npm run test:node:cli
# run just IPFS core tests in the Browser (Chrome)
> npm run test:browser
# run some interface tests (block API) on Node.js
> npm run test:node:interface -- --grep '.block'
Run the interop tests with https://github.com/ipfs/interop
# run all the benchmark tests
> npm run benchmark
# run just IPFS benchmarks in Node.js
> npm run benchmark:node
# run just IPFS benchmarks in Node.js for an IPFS instance
> npm run benchmark:node:core
# run just IPFS benchmarks in Node.js for an IPFS daemon
> npm run benchmark:node:http
# run just IPFS benchmarks in the browser (Chrome)
> npm run benchmark:browser
Conforming to linting rules is a prerequisite to commit to js-ipfs.
> npm run lint
> npm run build
> tree src -L 2
src # Main source code folder
├── cli # Implementation of the IPFS CLI
│ └── ...
├── http # The HTTP-API implementation of IPFS as defined by http-api-spec
├── core # IPFS implementation, the core (what gets loaded in browser)
│ ├── components # Each of IPFS subcomponent
│ └── ...
└── ...
The HTTP API exposed with js-ipfs can also be used for exposing metrics about the running js-ipfs node and other Node.js metrics.
To enable it, you need to set the environment variable IPFS_MONITORING
(any value)
Once the environment variable is set and the js-ipfs daemon is running, you can get the metrics (in prometheus format) by making a GET request to the following endpoint:
http://localhost:5002/debug/metrics/prometheus
What does this image explain?
ipfs-repo
which picks fs
or indexeddb
as its storage drivers, depending if it is running in Node.js or in the Browser.bitswap
, uses the Block Service which in turn uses the Repo, offering a get and put of blocks to the IPFS implementation.ipfs-unixfs-engine
to import and export files to and from IPFS.IPFS implementation in JavaScript is a work in progress. As such, there's a few things you can do right now to help out:
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