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Add db indexes to Gorm config #179

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67 changes: 40 additions & 27 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -5,44 +5,50 @@
Go Clouddriver is a rewrite of Spinnaker's [Clouddriver](https://github.com/spinnaker/clouddriver) microservice. It has an observed 95%+ decrease in CPU and memory load for Kubernetes operations.

Go Clouddriver brings many features to the table which allow it to perform better than Clouddriver OSS for production loads:

- it does not rely on `kubectl` and instead interfaces directly with the Kubernetes API for all operations
- it utilizes an in-memory cache store for Kubernetes API discovery
- it stores Kubernetes providers in a database, fronted by a simple CRUD API
- it removes over-complicated strategies such as [Cache All The Stuff](https://github.com/spinnaker/clouddriver/tree/master/cats), instead making live calls for all operations

Go Clouddriver is *not* an API complete implementation of Clouddriver OSS and only handles Kubernetes providers and operations. It is meant to be run in tandem with Clouddriver OSS. Visit [the wiki](https://github.com/homedepot/go-clouddriver/wiki) for feature support and intallation instructions.
Go Clouddriver is _not_ an API complete implementation of Clouddriver OSS and only handles Kubernetes providers and operations. It is meant to be run in tandem with Clouddriver OSS. Visit [the wiki](https://github.com/homedepot/go-clouddriver/wiki) for feature support and intallation instructions.

## Getting Started

### Testing

Run from the root directory

```bash
make tools test
```

### Building

Run from the root directory

```bash
make build
```

### Running Locally

1) Go Clouddriver generates its access tokens using [Arcade](https://github.com/homedepot/arcade) as a sidecar, so a working instance of Arcade will need to be running locally in order for Go Clouddriver to talk to Kubernetes clusters.
1. Go Clouddriver generates its access tokens using [Arcade](https://github.com/homedepot/arcade) as a sidecar, so a working instance of Arcade will need to be running locally in order for Go Clouddriver to talk to Kubernetes clusters.

2. Export the Arcade API key (the same one you set up in step 1).

2) Export the Arcade API key (the same one you set up in step 1).
```bash
export ARCADE_API_KEY=test
```

3) Run Go Clouddriver.
3. Run Go Clouddriver.

```bash
make run
```

4) Create your first Kubernetes provider! Go Clouddriver runs on port 7002, so you'll make a POST to `localhost:7002/v1/kubernetes/providers`.
4. Create your first Kubernetes provider! Go Clouddriver runs on port 7002, so you'll make a POST to `localhost:7002/v1/kubernetes/providers`.

```bash
curl -XPOST localhost:7002/v1/kubernetes/providers -d '{
"name": "test-provider",
Expand All @@ -58,62 +64,70 @@ curl -XPOST localhost:7002/v1/kubernetes/providers -d '{
}
}' | jq
```

And you should see the response

```json
{
"name": "test-provider",
"host": "https://test-host",
"caData": "test",
"permissions": {
"read": [
"test-group"
],
"write": [
"test-group"
]
"read": ["test-group"],
"write": ["test-group"]
}
}
```

Running the command again will return a `409 Conflict` unless you change the name of the provider.

5) List your providers by calling the `/credentials` endpoint.
5. List your providers by calling the `/credentials` endpoint.

```bash
curl localhost:7002/credentials | jq
```

### Configuration

| Environment Variable | Description | Notes | Default Value |
|----------|:-------------:|-----------:|------------:|
| `ARCADE_API_KEY` | Needed to talk to [Arcade](https://github.com/billiford/arcade). | Required for most operations. ||
| `ARTIFACTS_CREDENTIALS_CONFIG_DIR` | Sets the directory for artifacts configuration. | Optional. Leave unset to use OSS Clouddriver's Artifacts API. ||
| `KUBERNETES_USE_DISK_CACHE` | Stores Kubernetes API discovery on disk instead of in-memory. || `false` |
| `DB_HOST` | Used to connect to MySQL database. | If not set will default to local SQLite database. ||
| `DB_NAME` | Used to connect to MySQL database. | If not set will default to local SQLite database. ||
| `DB_PASS` | Used to connect to MySQL database. | If not set will default to local SQLite database. ||
| `DB_USER` | Used to connect to MySQL database. | If not set will default to local SQLite database. ||
| `VERBOSE_REQUEST_LOGGING` | Logs all incoming request information. | Should only be used in non-production for testing. | `false` |
| Environment Variable | Description | Notes | Default Value |
| ---------------------------------- | :--------------------------------------------------------------: | ------------------------------------------------------------: | ------------: |
| `ARCADE_API_KEY` | Needed to talk to [Arcade](https://github.com/billiford/arcade). | Required for most operations. | |
| `ARTIFACTS_CREDENTIALS_CONFIG_DIR` | Sets the directory for artifacts configuration. | Optional. Leave unset to use OSS Clouddriver's Artifacts API. | |
| `KUBERNETES_USE_DISK_CACHE` | Stores Kubernetes API discovery on disk instead of in-memory. | | `false` |
| `DB_HOST` | Used to connect to MySQL database. | If not set will default to local SQLite database. | |
| `DB_NAME` | Used to connect to MySQL database. | If not set will default to local SQLite database. | |
| `DB_PASS` | Used to connect to MySQL database. | If not set will default to local SQLite database. | |
| `DB_USER` | Used to connect to MySQL database. | If not set will default to local SQLite database. | |
| `VERBOSE_REQUEST_LOGGING` | Logs all incoming request information. | Should only be used in non-production for testing. | `false` |

### MySQL Indexes and Cleanup

Go Clouddriver stores all deployed resource requests in its `kubernetes_resources` table, which needs to be cleaned up periodically. It also requires a few indexes
to work efficiently and properly for continued deployments over long periods of time.
to work efficiently and properly for continued deployments over long periods of time. These are defined by default when
starting the application.

#### Indexes

First, an index to help the Applications API remain efficient.

```sql
CREATE INDEX kind_account_name_kind_name_spinnaker_app_idx ON kubernetes_resources(account_name, kind, name, spinnaker_app);
CREATE INDEX account_name_kind_name_spinnaker_app_idx ON kubernetes_resources(account_name, kind, name, spinnaker_app);
```

Next, an index to assist in pulling "cluster" kinds from the `kubernetes_resources` table.

```sql
CREATE INDEX kind_idx ON kubernetes_resources(kind);
```

Next, an index to assist the Task API.

```sql
CREATE INDEX task_id_idx ON kubernetes_resources(task_id);
```

Finally, a couple of indexes on the provider read/write permissions tables to help the Credentials API and any queries to select providers from the database.

```sql
CREATE INDEX account_name_idx ON provider_read_permissions(account_name);
CREATE INDEX account_name_idx ON provider_write_permissions(account_name);
Expand All @@ -123,7 +137,8 @@ CREATE INDEX account_name_idx ON provider_write_permissions(account_name);

The `kubernetes_resources` tables is incredibly important for storing the most-recent state of a cluster for the Kubernetes kinds we care about.

It is recommended to run the following cleanup statements *daily* to maintain a healthy state of onboarded Kubernetes clusters.
It is recommended to run the following cleanup statements _daily_ to maintain a healthy state of onboarded Kubernetes clusters.

```sql
DELETE FROM kubernetes_resources where cluster = '' and timestamp < (NOW() - INTERVAL 6 HOUR);

Expand All @@ -141,5 +156,3 @@ WHERE
t1.cluster = t2.cluster AND
t1.timestamp < (NOW() - INTERVAL 6 HOUR);
```


4 changes: 2 additions & 2 deletions internal/kubernetes/provider.go
Original file line number Diff line number Diff line change
Expand Up @@ -47,8 +47,8 @@ func (Provider) TableName() string {

type ProviderNamespaces struct {
//ID string `json:"-" gorm:"primary_key"`
AccountName string `json:"accountName"`
Namespace string `json:"namespace,omitempty"`
AccountName string `json:"accountName" gorm:"index:account_name_namespace_idx,unique"`
Namespace string `json:"namespace,omitempty" gorm:"index:account_name_namespace_idx,unique"`
}

func (ProviderNamespaces) TableName() string {
Expand Down
10 changes: 5 additions & 5 deletions internal/kubernetes/resource.go
Original file line number Diff line number Diff line change
Expand Up @@ -3,19 +3,19 @@ package kubernetes
import "time"

type Resource struct {
AccountName string `json:"accountName"`
AccountName string `json:"accountName" gorm:"index:account_name_kind_name_spinnaker_app_idx,priority:1"`
ID string `json:"id" gorm:"primary_key"`
Timestamp time.Time `json:"timestamp,omitempty" gorm:"type:timestamp;DEFAULT:current_timestamp"`
TaskID string `json:"taskId"`
TaskID string `json:"taskId" gorm:"index:task_id_idx"`
TaskType string `json:"-"`
APIGroup string `json:"apiGroup"`
Name string `json:"name"`
Name string `json:"name" gorm:"index:account_name_kind_name_spinnaker_app_idx,priority:3"`
ArtifactName string `json:"-"`
Namespace string `json:"namespace"`
Resource string `json:"resource"`
Version string `json:"version"`
Kind string `json:"kind"`
SpinnakerApp string `json:"spinnakerApp"`
Kind string `json:"kind" gorm:"index:account_name_kind_name_spinnaker_app_idx,priority:2;index:kind_idx"`
SpinnakerApp string `json:"spinnakerApp" gorm:"index:account_name_kind_name_spinnaker_app_idx,priority:4"`
Cluster string `json:"-"`
}

Expand Down
17 changes: 10 additions & 7 deletions internal/sql/client_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,7 @@ var _ = Describe("Sql", func() {
"\\)$").
WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec("(?i)^CREATE TABLE `kubernetes_resources` " +
"\\(`account_name`\\ varchar\\(256\\)," +
"\\(`account_name` varchar\\(256\\)," +
"`id` varchar\\(256\\)," +
"`timestamp` timestamp DEFAULT current_timestamp," +
"`task_id` varchar\\(256\\)," +
Expand All @@ -66,25 +66,28 @@ var _ = Describe("Sql", func() {
"`kind` varchar\\(256\\)," +
"`spinnaker_app` varchar\\(256\\)," +
"`cluster` varchar\\(256\\)," +
"PRIMARY KEY \\(`id`\\)" +
"\\)$").
WillReturnResult(sqlmock.NewResult(1, 1))
"PRIMARY KEY \\(`id`\\)," +
"INDEX `.*").WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec("CREATE TABLE `kubernetes_providers_namespaces` " +
"\\(`account_name` varchar\\(256\\)," +
"`namespace` varchar\\(256\\)").
"`namespace` varchar\\(256\\)," +
"UNIQUE INDEX `account_name_namespace_idx` \\(`account_name`,`namespace`\\)" +
"\\)$").
WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec("(?i)^CREATE TABLE `provider_read_permissions` " +
"\\(`id`\\ varchar\\(256\\)," +
"`account_name` varchar\\(256\\)," +
"`read_group` varchar\\(256\\)," +
"PRIMARY KEY \\(`id`\\)" +
"PRIMARY KEY \\(`id`\\)," +
"INDEX `account_name_idx` \\(`account_name`\\)" +
"\\)$").
WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec("(?i)^CREATE TABLE `provider_write_permissions` " +
"\\(`id`\\ varchar\\(256\\)," +
"`account_name` varchar\\(256\\)," +
"`write_group` varchar\\(256\\)," +
"PRIMARY KEY \\(`id`\\)" +
"PRIMARY KEY \\(`id`\\)," +
"INDEX `account_name_idx` \\(`account_name`\\)" +
"\\)$").
WillReturnResult(sqlmock.NewResult(1, 1))

Expand Down
4 changes: 2 additions & 2 deletions pkg/permissions.go
Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ type Permissions struct {

type ReadPermission struct {
ID string `json:"-" gorm:"primary_key"`
AccountName string `json:"accountName"`
AccountName string `json:"accountName" gorm:"index:account_name_idx"`
ReadGroup string `json:"readGroup"`
}

Expand All @@ -17,7 +17,7 @@ func (ReadPermission) TableName() string {

type WritePermission struct {
ID string `json:"-" gorm:"primary_key"`
AccountName string `json:"accountName"`
AccountName string `json:"accountName" gorm:"index:account_name_idx"`
WriteGroup string `json:"writeGroup"`
}

Expand Down
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