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[Usage Collection] [schema] Explicit "array" definition #78141

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merged 5 commits into from
Sep 28, 2020
Merged

[Usage Collection] [schema] Explicit "array" definition #78141

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39a8515
[Usage Collection] [schema] Explicit "array" definition
afharo Sep 22, 2020
5a67615
Merge branch 'master' into usage_collection/schema/explicit_array_def…
elasticmachine Sep 24, 2020
2044602
Merge branch 'master' into usage_collection/schema/explicit_array_def…
elasticmachine Sep 28, 2020
6c6e4b3
New `monitoring` collector with arrays
afharo Sep 28, 2020
af5aa24
Merge branch 'master' into usage_collection/schema/explicit_array_def…
elasticmachine Sep 28, 2020
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17 changes: 10 additions & 7 deletions packages/kbn-telemetry-tools/src/tools/__fixture__/mock_schema.json
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Original file line number Diff line number Diff line change
Expand Up @@ -35,16 +35,19 @@
}
},
"my_array": {
"properties": {
"total": {
"type": "number"
},
"type": {
"type": "boolean"
"type": "array",
"items": {
"properties": {
"total": {
"type": "number"
},
"type": {
"type": "boolean"
}
}
}
},
"my_str_array": { "type": "keyword" }
"my_str_array": { "type": "array", "items": { "type": "keyword" } }
}
}
}
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33 changes: 20 additions & 13 deletions packages/kbn-telemetry-tools/src/tools/__fixture__/parsed_working_collector.ts
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Expand Up @@ -55,12 +55,15 @@ export const parsedWorkingCollector: ParsedUsageCollection = [
},
},
my_array: {
total: {
type: 'number',
type: 'array',
items: {
total: {
type: 'number',
},
type: { type: 'boolean' },
},
type: { type: 'boolean' },
},
my_str_array: { type: 'keyword' },
my_str_array: { type: 'array', items: { type: 'keyword' } },
},
},
fetch: {
Expand Down Expand Up @@ -91,18 +94,22 @@ export const parsedWorkingCollector: ParsedUsageCollection = [
},
},
my_array: {
total: {
kind: SyntaxKind.NumberKeyword,
type: 'NumberKeyword',
},
type: {
kind: SyntaxKind.BooleanKeyword,
type: 'BooleanKeyword',
items: {
total: {
kind: SyntaxKind.NumberKeyword,
type: 'NumberKeyword',
},
type: {
kind: SyntaxKind.BooleanKeyword,
type: 'BooleanKeyword',
},
},
},
my_str_array: {
kind: SyntaxKind.StringKeyword,
type: 'StringKeyword',
items: {
kind: SyntaxKind.StringKeyword,
type: 'StringKeyword',
},
},
},
},
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40 changes: 25 additions & 15 deletions packages/kbn-telemetry-tools/src/tools/__snapshots__/extract_collectors.test.ts.snap
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18 changes: 16 additions & 2 deletions packages/kbn-telemetry-tools/src/tools/manage_schema.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ export type AllowedSchemaTypes =
| 'date'
| 'float';

export function compatibleSchemaTypes(type: AllowedSchemaTypes) {
export function compatibleSchemaTypes(type: AllowedSchemaTypes | 'array') {
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Why didnt we add array to the AllowedSchemaTypes type here instead of using union?

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@afharo afharo Sep 24, 2020 •
edited
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Because I think TS would allow { type: 'array' } for non-array fields and we'll only catch it when running the check.

switch (type) {
case 'keyword':
case 'text':
Expand All @@ -40,6 +40,8 @@ export function compatibleSchemaTypes(type: AllowedSchemaTypes) {
case 'float':
case 'long':
return 'number';
case 'array':
return 'array';
default:
throw new Error(`Unknown schema type ${type}`);
}
Expand All @@ -66,10 +68,22 @@ export function isObjectMapping(entity: any) {
return false;
}

function isArrayMapping(entity: any): entity is { type: 'array'; items: object } {
return typeof entity === 'object' && entity.type === 'array' && typeof entity.items === 'object';
}

function getValueMapping(value: any) {
return isObjectMapping(value) ? transformToEsMapping(value) : value;
}

function transformToEsMapping(usageMappingValue: any) {
const fieldMapping: any = { properties: {} };
for (const [key, value] of Object.entries(usageMappingValue)) {
fieldMapping.properties[key] = isObjectMapping(value) ? transformToEsMapping(value) : value;
if (isArrayMapping(value)) {
fieldMapping.properties[key] = { ...value, items: getValueMapping(value.items) };
} else {
fieldMapping.properties[key] = getValueMapping(value);
}
}
return fieldMapping;
}
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4 changes: 2 additions & 2 deletions packages/kbn-telemetry-tools/src/tools/serializer.test.ts
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Expand Up @@ -84,8 +84,8 @@ describe('getDescriptor', () => {
expect(descriptor).toEqual({
prop1: { kind: TelemetryKinds.MomentDate, type: 'MomentDate' },
prop2: { kind: TelemetryKinds.MomentDate, type: 'MomentDate' },
prop3: { kind: TelemetryKinds.MomentDate, type: 'MomentDate' },
prop4: { kind: TelemetryKinds.Date, type: 'Date' },
prop3: { items: { kind: TelemetryKinds.MomentDate, type: 'MomentDate' } },
prop4: { items: { kind: TelemetryKinds.Date, type: 'Date' } },
});
});

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2 changes: 1 addition & 1 deletion packages/kbn-telemetry-tools/src/tools/serializer.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -139,7 +139,7 @@ export function getDescriptor(node: ts.Node, program: ts.Program): Descriptor |
}

if (ts.isArrayTypeNode(node)) {
return getDescriptor(node.elementType, program);
return { items: getDescriptor(node.elementType, program) };
}

if (ts.isLiteralTypeNode(node)) {
Expand Down
11 changes: 7 additions & 4 deletions src/fixtures/telemetry_collectors/working_collector.ts
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Expand Up @@ -90,12 +90,15 @@ export const myCollector = makeUsageCollector<Usage>({
type: { type: 'boolean' },
},
my_array: {
total: {
type: 'number',
type: 'array',
items: {
total: {
type: 'number',
},
type: { type: 'boolean' },
},
type: { type: 'boolean' },
},
my_str_array: { type: 'keyword' },
my_str_array: { type: 'array', items: { type: 'keyword' } },
my_index_signature_prop: {
count: { type: 'number' },
avg: { type: 'number' },
Expand Down
4 changes: 2 additions & 2 deletions src/plugins/home/server/services/sample_data/usage/collector.ts
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Expand Up @@ -38,12 +38,12 @@ export async function makeSampleDataUsageCollector(
fetch: fetchProvider(index),
isReady: () => true,
schema: {
installed: { type: 'keyword' },
installed: { type: 'array', items: { type: 'keyword' } },
last_install_date: { type: 'date' },
last_install_set: { type: 'keyword' },
last_uninstall_date: { type: 'date' },
last_uninstall_set: { type: 'keyword' },
uninstalled: { type: 'keyword' },
uninstalled: { type: 'array', items: { type: 'keyword' } },
},
});

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10 changes: 8 additions & 2 deletions src/plugins/telemetry/schema/oss_plugins.json
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Expand Up @@ -29,7 +29,10 @@
"sample-data": {
"properties": {
"installed": {
"type": "keyword"
"type": "array",
"items": {
"type": "keyword"
}
},
"last_install_date": {
"type": "date"
Expand All @@ -44,7 +47,10 @@
"type": "keyword"
},
"uninstalled": {
"type": "keyword"
"type": "array",
"items": {
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What do you think about renaming items to properties?

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I tried to follow similarities to the JSON-schema specification (even though we are not fully using that).

I think items or an array make more sense to me. They are not properties or the array.

But happy to change it if you think properties is the right way to go.

"type": "keyword"
}
}
}
},
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22 changes: 22 additions & 0 deletions src/plugins/usage_collection/README.md
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Expand Up @@ -140,6 +140,14 @@ The `AllowedSchemaTypes` is the list of allowed schema types for the usage field
'keyword', 'text', 'number', 'boolean', 'long', 'date', 'float'
```

### Arrays

If any of your properties is an array, the schema definition must follow the convention below:

```
{ type: 'array', items: {...mySchemaDefinitionOfTheEntriesInTheArray} }
```

### Example

```ts
Expand All @@ -152,6 +160,8 @@ export const myCollector = makeUsageCollector<Usage>({
some_obj: {
total: 123,
},
some_array: ['value1', 'value2'],
some_array_of_obj: [{total: 123}],
};
},
schema: {
Expand All @@ -163,6 +173,18 @@ export const myCollector = makeUsageCollector<Usage>({
type: 'number',
},
},
some_array: {
type: 'array',
items: { type: 'keyword' }
},
some_array_of_obj: {
type: 'array',
items: {
total: {
type: 'number',
},
},
},
},
});
```
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20 changes: 16 additions & 4 deletions src/plugins/usage_collection/server/collector/collector.test.ts
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Expand Up @@ -153,7 +153,10 @@ describe('collector', () => {
isReady: () => false,
fetch: () => ({ testPass: [{ name: 'a', value: 100 }] }),
schema: {
testPass: { name: { type: 'keyword' }, value: { type: 'long' } },
testPass: {
type: 'array',
items: { name: { type: 'keyword' }, value: { type: 'long' } },
},
},
});
expect(collector).toBeDefined();
Expand All @@ -166,7 +169,10 @@ describe('collector', () => {
fetch: () => ({ testPass: [{ name: 'a', value: 100 }], otherProp: 1 }),
// @ts-expect-error
schema: {
testPass: { name: { type: 'keyword' }, value: { type: 'long' } },
testPass: {
type: 'array',
items: { name: { type: 'keyword' }, value: { type: 'long' } },
},
},
});
expect(collector).toBeDefined();
Expand All @@ -185,7 +191,10 @@ describe('collector', () => {
},
// @ts-expect-error
schema: {
testPass: { name: { type: 'keyword' }, value: { type: 'long' } },
testPass: {
type: 'array',
items: { name: { type: 'keyword' }, value: { type: 'long' } },
},
},
});
expect(collector).toBeDefined();
Expand All @@ -203,7 +212,10 @@ describe('collector', () => {
return { otherProp: 1 };
},
schema: {
testPass: { name: { type: 'keyword' }, value: { type: 'long' } },
testPass: {
type: 'array',
items: { name: { type: 'keyword' }, value: { type: 'long' } },
},
otherProp: { type: 'long' },
},
});
Expand Down
2 changes: 1 addition & 1 deletion src/plugins/usage_collection/server/collector/collector.ts
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Expand Up @@ -40,7 +40,7 @@ export type RecursiveMakeSchemaFrom<U> = U extends object

export type MakeSchemaFrom<Base> = {
[Key in keyof Base]: Base[Key] extends Array<infer U>
? RecursiveMakeSchemaFrom<U>
? { type: 'array'; items: RecursiveMakeSchemaFrom<U> }
: RecursiveMakeSchemaFrom<Base[Key]>;
};

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9 changes: 6 additions & 3 deletions x-pack/plugins/ingest_manager/server/collectors/register.ts
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Expand Up @@ -50,9 +50,12 @@ export function registerIngestManagerUsageCollector(
offline: { type: 'long' },
},
packages: {
name: { type: 'keyword' },
version: { type: 'keyword' },
enabled: { type: 'boolean' },
type: 'array',
items: {
name: { type: 'keyword' },
version: { type: 'keyword' },
enabled: { type: 'boolean' },
},
},
},
});
Expand Down
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