Introduction to Erebos: a JavaScript client for Swarm

The talk given at the Swarm Orange Summit in Madrid, 2019.

Transcript

1. Introduction to Erebos: a JavaScript client for Swarm Miloš Mošić
2. JavaScript client?
3. swarmgw swarm-js Are there any other JavaScript clients for Swarm?
4. What is Erebos?
5. • Bzz APIs • Pss APIs • CLI • Timeline • Utility libraries
6. bzz.download() bzz.upload() bzz.uploadFile() bzz.uploadDirectory() bzz.list() bzz.hash() What do Erebos bzz packages support?
7. Is that really all?
8. Bzz functions specific to the Node.js client bzz.downloadObservable() bzz.downloadDirectoryData() bzz.downloadFileTo() bzz.downloadDirectoryTo() bzz.downloadTo() bzz.uploadFileStream() bzz.uploadTar() bzz.uploadFileFrom() bzz.uploadDirectoryFrom() bzz.uploadFrom()
9. How about Feeds?
10. Feeds functions bzz.getDownloadURL() bzz.getUploadURL() bzz.getFeedURL() bzz.deleteResource() bzz.createFeedManifest() bzz.createFeedDigest() bzz.getFeedTopic() bzz.getFeedMetadata() bzz.getFeedValue() bzz.pollFeedValue() bzz.postSignedFeedValue() bzz.postFeedValue() bzz.updateFeedValue() bzz.uploadFeedValue()
11. What problems did it solve for us?
12. • Higher level abstractions over the HTTP API • Breaking changes in Swarm
13. • https://github.com/ethersphere/swarm-docker • https://hub.docker.com/r/ethdevops/swarm Breaking Changes in Swarm
14. CLI
15. Wait, Swarm already has a CLI?
16. • Bzz APIs • Pss APIs • Website commands
17. Bzz commands in the CLI bzz:upload bzz:download bzz:list bzz:hash
18. Pss commands in the CLI pss:address pss:key pss:topic pss:listen pss:send pss:peer
19. Website commands in the CLI website:setup website:publish
20. Timeline
21. Timeline functions timeline.download() timeline.upload() timeline.getChapter() timeline.loadChapter() timeline.updateChapterID() timeline.addChapter() timeline.createUpdater() timeline.createIterator() timeline.loadChapters() timeline.live()
22. Feed Subscriptions
23. • Messaging • Version updates
24. Erebos website https://erebos.js.org/
25. Thank you!