open-vault/ui/app/models/transit-key.js
2018-04-03 09:16:57 -05:00

140 lines
3.6 KiB
JavaScript

import Ember from 'ember';
import DS from 'ember-data';
import clamp from 'vault/utils/clamp';
import { queryRecord } from 'ember-computed-query';
const { attr } = DS;
const { computed, get, set } = Ember;
const ACTION_VALUES = {
encrypt: 'supportsEncryption',
decrypt: 'supportsDecryption',
datakey: 'supportsEncryption',
rewrap: 'supportsEncryption',
sign: 'supportsSigning',
hmac: true,
verify: true,
export: 'exportable',
};
export default DS.Model.extend({
type: attr('string', {
defaultValue: 'aes256-gcm96',
}),
name: attr('string'),
deletionAllowed: attr('boolean'),
derived: attr('boolean'),
exportable: attr('boolean'),
minDecryptionVersion: attr('number', {
defaultValue: 1,
}),
minEncryptionVersion: attr('number', {
defaultValue: 0,
}),
latestVersion: attr('number'),
keys: attr('object'),
convergentEncryption: attr('boolean'),
convergentEncryptionVersion: attr('number'),
supportsSigning: attr('boolean'),
supportsEncryption: attr('boolean'),
supportsDecryption: attr('boolean'),
supportsDerivation: attr('boolean'),
setConvergentEncryption(val) {
if (val === true) {
set(this, 'derived', val);
}
set(this, 'convergentEncryption', val);
},
setDerived(val) {
if (val === false) {
set(this, 'convergentEncryption', val);
}
set(this, 'derived', val);
},
supportedActions: computed('type', function() {
return Object.keys(ACTION_VALUES).filter(name => {
const isSupported = ACTION_VALUES[name];
if (typeof isSupported === 'boolean') {
return isSupported;
}
return get(this, isSupported);
});
}),
canDelete: computed('deletionAllowed', 'lastLoadTS', function() {
const deleteAttrChanged = Boolean(this.changedAttributes().deletionAllowed);
return get(this, 'deletionAllowed') && deleteAttrChanged === false;
}),
keyVersions: computed('validKeyVersions', function() {
let maxVersion = Math.max(...get(this, 'validKeyVersions'));
let versions = [];
while (maxVersion > 0) {
versions.unshift(maxVersion);
maxVersion--;
}
return versions;
}),
encryptionKeyVersions: computed('keyVerisons', 'minDecryptionVersion', 'latestVersion', function() {
const { keyVersions, minDecryptionVersion } = this.getProperties('keyVersions', 'minDecryptionVersion');
return keyVersions
.filter(version => {
return version >= minDecryptionVersion;
})
.reverse();
}),
keysForEncryption: computed('minEncryptionVersion', 'latestVersion', function() {
let { minEncryptionVersion, latestVersion } = this.getProperties('minEncryptionVersion', 'latestVersion');
let minVersion = clamp(minEncryptionVersion - 1, 0, latestVersion);
let versions = [];
while (latestVersion > minVersion) {
versions.push(latestVersion);
latestVersion--;
}
return versions;
}),
validKeyVersions: computed('keys', function() {
return Object.keys(get(this, 'keys'));
}),
exportKeyTypes: computed('exportable', 'type', function() {
let types = ['hmac'];
if (this.get('supportsSigning')) {
types.unshift('signing');
}
if (this.get('supportsEncryption')) {
types.unshift('encryption');
}
return types;
}),
backend: attr('string', {
readOnly: true,
}),
rotatePath: queryRecord(
'capabilities',
context => {
const { backend, id } = context.getProperties('backend', 'id');
if (!backend && id) {
return;
}
return {
id: `${backend}/keys/${id}/rotate`,
};
},
'id',
'backend'
),
canRotate: computed.alias('rotatePath.canUpdate'),
});