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48 lines
1.6 KiB
48 lines
1.6 KiB
const { Middleware } = require('libflitter')
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class PermissionMiddleware extends Middleware {
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static get services() {
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return [...super.services, 'models', 'activity']
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}
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async test(req, res, next, { check }) {
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const Policy = this.models.get('iam:Policy')
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// If the request was authorized using an OAuth2 bearer token,
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// make sure the associated client has permission to access this endpoint.
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if ( req?.oauth?.client ) {
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if ( !req.oauth.client.can(check) ) {
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const reason = 'oauth-permission-fail'
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await this.activity.api_access_denial({
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req,
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reason,
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check,
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oauth_client_id: req.oauth.client.id,
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})
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return res.status(401)
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.message('Insufficient permissions (OAuth2 Client).')
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.api()
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}
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}
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const policy_denied = await Policy.check_user_denied(req.user, check)
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const policy_access = await Policy.check_user_access(req.user, check)
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// Make sure the user has permission
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if ( policy_denied || (!req.user.can(check) && !policy_access) ) {
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// Record the failed API access
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const reason = policy_denied ? 'iam-denial' : (!req.user.can(check) ? 'user-permission-fail' : 'iam-not-granted')
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await this.activity.api_access_denial({ req, reason, check })
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return res.status(401)
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.message('Insufficient permissions.')
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.api()
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}
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return next()
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}
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}
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module.exports = exports = PermissionMiddleware
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