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Signed-off-by: Andrey Sobolev <haiodo@gmail.com> |
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| .. | ||
| config | ||
| src | ||
| .eslintrc.js | ||
| .npmignore | ||
| build.sh | ||
| jest.config.js | ||
| package.json | ||
| readme.md | ||
| run.sh | ||
| tsconfig.json | ||
Overview
Front service is suited to deliver application bundles and resource assets, it also work as resize/recode service for previews, perform blob storage front operations.
Configuration
- SERVER_PORT: Specifies the port number on which the server will listen.
- MONGO_URL: Specifies the URL of the MongoDB database.
- ELASTIC_URL: Specifies the URL of the Elasticsearch service.
- ACCOUNTS_URL: Specifies the URL of the accounts service.
- UPLOAD_URL: Specifies the URL for uploading files.
- GMAIL_URL: Specifies the URL of the Gmail service.
- CALENDAR_URL: Specifies the URL of the calendar service.
- TELEGRAM_URL: Specifies the URL of the Telegram service.
- REKONI_URL: Specifies the URL of the Rekoni service.
- COLLABORATOR_URL: Specifies the URL of the collaborator service.
- MODEL_VERSION: Specifies the required model version.
- SERVER_SECRET: Specifies the server secret.
- PREVIEW_CONFIG: Specifies the preview configuration.
- UPLOAD_CONFIG: Specifies the upload configuration.
- BRANDING_URL: Specifies the URL of the branding service.
Preview service configuration
PREVIEW_CONFIG env variable format.
A ; separated list of pairs, mediaType|previewUrl.
- mediaType - a type of media, image or video.
- previewUrl - an Url with :workspace, :blobId, :downloadFile, :size placeholders, they will be replaced in UI with an appropriate blob values.
PREVIEW_CONFIG=image|https://front.hc.engineering/files/:workspace/api/preview/?width=:size&image=:downloadFile
Variables
- :workspace - a current workspacw public url name segment.
- :blobId - an uniq blob _id identifier.
- :size - a numeric value to determine required size of the image, image will not be upscaled, only downscaled. If -1 is passed, original image size value will be used.
- :downloadFile - an URI encoded component value of full download URI, could be presigned uri to S3 storage.
Passing default variant.
providerName could be set to * in this case it will be default preview provider.
Default variant.
If no preview config are specified, a default one targating a front service preview/resize functionality will be used.
/files/${getCurrentWorkspaceUrl()}?file=:blobId&size=:size
Testing with dev-production/etc.
Only a downloadFile variant of URIs will work, since app is hosted on localhost and token should be valid to use preview on production environment.