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Fix #197; Fix #198: Deprecate storage.file in favor of storage.path and deprecate persistence with memory storage type

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This commit is contained in:
TwiN 2021-11-04 21:33:13 -04:00
parent dd70136e6c
commit d3805cd77a
13 changed files with 128 additions and 37 deletions
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2
.examples/docker-compose-postgres-storage/config.yaml
View File

@ -1,6 +1,6 @@
storage:
type: postgres
file: "postgres://username:password@postgres:5432/gatus?sslmode=disable"
path: "postgres://username:password@postgres:5432/gatus?sslmode=disable"
endpoints:
- name: back-end

2
.examples/docker-compose-sqlite-storage/config.yaml
View File

@ -1,6 +1,6 @@
storage:
type: sqlite
file: /data/data.db
path: /data/data.db
endpoints:
- name: back-end

8
.github/workflows/build.yml vendored
View File

@ -17,7 +17,7 @@ jobs:
- name: Set up Go
uses: actions/setup-go@v2
with:
go-version: 1.16
go-version: 1.17
- name: Check out code into the Go module directory
uses: actions/checkout@v2
- name: Build binary to make sure it works
@ -25,9 +25,9 @@ jobs:
- name: Test
# We're using "sudo" because one of the tests leverages ping, which requires super-user privileges.
# As for the 'env "PATH=$PATH" "GOROOT=$GOROOT"', we need it to use the same "go" executable that
# was configured by the "Set up Go 1.15" step (otherwise, it'd use sudo's "go" executable)
# was configured by the "Set up Go" step (otherwise, it'd use sudo's "go" executable)
run: sudo env "PATH=$PATH" "GOROOT=$GOROOT" go test -mod vendor ./... -race -coverprofile=coverage.txt -covermode=atomic
- name: Codecov
uses: codecov/codecov-action@v1.5.2
uses: codecov/codecov-action@v2.1.0
with:
file: ./coverage.txt
files: ./coverage.txt

4
README.md
View File

@ -244,7 +244,7 @@ Here are some examples of conditions you can use:
```yaml
storage:
type: sqlite
file: data.db
path: data.db
```
See [examples/docker-compose-sqlite-storage](.examples/docker-compose-sqlite-storage) for an example.
@ -252,7 +252,7 @@ See [examples/docker-compose-sqlite-storage](.examples/docker-compose-sqlite-sto
```yaml
storage:
type: postgres
file: "postgres://user:password@127.0.0.1:5432/gatus?sslmode=disable"
path: "postgres://user:password@127.0.0.1:5432/gatus?sslmode=disable"
```
See [examples/docker-compose-postgres-storage](.examples/docker-compose-postgres-storage) for an example.

57
config/config_test.go
View File

@ -20,6 +20,7 @@ import (
"github.com/TwiN/gatus/v3/config/ui"
"github.com/TwiN/gatus/v3/config/web"
"github.com/TwiN/gatus/v3/core"
"github.com/TwiN/gatus/v3/storage"
)
func TestLoadFileThatDoesNotExist(t *testing.T) {
@ -44,7 +45,8 @@ func TestParseAndValidateConfigBytes(t *testing.T) {
}()
config, err := parseAndValidateConfigBytes([]byte(fmt.Sprintf(`
storage:
file: %s
type: sqlite
path: %s
maintenance:
enabled: true
start: 00:00
@ -83,6 +85,9 @@ endpoints:
if config == nil {
t.Fatal("Config shouldn't have been nil")
}
if config.Storage == nil || config.Storage.Path != file || config.Storage.Type != storage.TypeSQLite {
t.Error("expected storage to be set to sqlite, got", config.Storage)
}
if config.UI == nil || config.UI.Title != "Test" {
t.Error("Expected Config.UI.Title to be Test")
}
@ -1297,3 +1302,53 @@ endpoints:
t.Error("services should've been merged in endpoints")
}
}
// XXX: Remove this in v4.0.0
func TestParseAndValidateConfigBytes_backwardCompatibleWithStorageFile(t *testing.T) {
file := t.TempDir() + "/test.db"
config, err := parseAndValidateConfigBytes([]byte(fmt.Sprintf(`
storage:
type: sqlite
file: %s
endpoints:
- name: website
url: https://twin.sh/actuator/health
conditions:
- "[STATUS] == 200"
`, file)))
if err != nil {
t.Error("expected no error, got", err.Error())
}
if config == nil {
t.Fatal("Config shouldn't have been nil")
}
if config.Storage == nil || config.Storage.Path != file || config.Storage.Type != storage.TypeSQLite {
t.Error("expected storage to be set to sqlite, got", config.Storage)
}
}
// XXX: Remove this in v4.0.0
func TestParseAndValidateConfigBytes_backwardCompatibleWithStorageTypeMemoryAndFile(t *testing.T) {
file := t.TempDir() + "/test.db"
config, err := parseAndValidateConfigBytes([]byte(fmt.Sprintf(`
storage:
type: memory
file: %s
endpoints:
- name: website
url: https://twin.sh/actuator/health
conditions:
- "[STATUS] == 200"
`, file)))
if err != nil {
t.Error("expected no error, got", err.Error())
}
if config == nil {
t.Fatal("Config shouldn't have been nil")
}
if config.Storage == nil || config.Storage.Path != file || config.Storage.Type != storage.TypeMemory {
t.Error("expected storage to be set to memory, got", config.Storage)
}
}

12
controller/handler/endpoint_status_test.go
View File

@ -175,37 +175,37 @@ func TestEndpointStatuses(t *testing.T) {
Name: "no-pagination",
Path: "/api/v1/endpoints/statuses",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"errors":null,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}]}]`,
},
{
Name: "pagination-first-result",
Path: "/api/v1/endpoints/statuses?page=1&pageSize=1",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}]}]`,
},
{
Name: "pagination-second-result",
Path: "/api/v1/endpoints/statuses?page=2&pageSize=1",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"errors":null,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"}],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"}]}]`,
},
{
Name: "pagination-no-results",
Path: "/api/v1/endpoints/statuses?page=5&pageSize=20",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[]}]`,
},
{
Name: "invalid-pagination-should-fall-back-to-default",
Path: "/api/v1/endpoints/statuses?page=INVALID&pageSize=INVALID",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"errors":null,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}]}]`,
},
{ // XXX: Remove this in v4.0.0
Name: "backward-compatible-service-status",
Path: "/api/v1/services/statuses",
ExpectedCode: http.StatusOK,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"errors":null,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}],"events":[]}]`,
ExpectedBody: `[{"name":"name","group":"group","key":"group_name","results":[{"status":200,"hostname":"example.org","duration":150000000,"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":true},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":true}],"success":true,"timestamp":"0001-01-01T00:00:00Z"},{"status":200,"hostname":"example.org","duration":750000000,"errors":["error-1","error-2"],"conditionResults":[{"condition":"[STATUS] == 200","success":true},{"condition":"[RESPONSE_TIME] \u003c 500","success":false},{"condition":"[CERTIFICATE_EXPIRATION] \u003c 72h","success":false}],"success":false,"timestamp":"0001-01-01T00:00:00Z"}]}]`,
},
}

2
core/endpoint_status.go
View File

@ -17,7 +17,7 @@ type EndpointStatus struct {
Results []*Result `json:"results"`
// Events is a list of events
Events []*Event `json:"events"`
Events []*Event `json:"events,omitempty"`
// Uptime information on the endpoint's uptime
//

39
storage/config.go
View File

@ -1,17 +1,29 @@
package storage
import "errors"
import (
"errors"
"log"
)
var (
ErrSQLStorageRequiresFile = errors.New("sql storage requires a non-empty file to be defined")
ErrSQLStorageRequiresFile = errors.New("sql storage requires a non-empty file to be defined")
ErrMemoryStorageDoesNotSupportFile = errors.New("memory storage does not support persistence, use sqlite if you want persistence on file")
ErrCannotSetBothFileAndPath = errors.New("file has been deprecated in favor of path: you cannot set both of them")
)
// Config is the configuration for storage
type Config struct {
// Path is the path used by the store to achieve persistence
// If blank, persistence is disabled.
// Note that not all Type support persistence
//
// XXX: Rename to path for v4.0.0
Path string `yaml:"path"`
// File is the path of the file to use for persistence
// If blank, persistence is disabled
//
// XXX: Rename to path for v4.0.0
// Deprecated
File string `yaml:"file"`
// Type of store
@ -21,8 +33,27 @@ type Config struct {
// ValidateAndSetDefaults validates the configuration and sets the default values (if applicable)
func (c *Config) ValidateAndSetDefaults() error {
if (c.Type == TypePostgres || c.Type == TypeSQLite) && len(c.File) == 0 {
if len(c.File) > 0 && len(c.Path) > 0 { // XXX: Remove for v4.0.0
return ErrCannotSetBothFileAndPath
} else if len(c.File) > 0 { // XXX: Remove for v4.0.0
log.Println("WARNING: Your configuration is using 'storage.file', which is deprecated in favor of 'storage.path'")
log.Println("WARNING: storage.file will be completely removed in v4.0.0, so please update your configuration")
log.Println("WARNING: See https://github.com/TwiN/gatus/issues/197")
c.Path = c.File
}
if c.Type == "" {
c.Type = TypeMemory
}
if (c.Type == TypePostgres || c.Type == TypeSQLite) && len(c.Path) == 0 {
return ErrSQLStorageRequiresFile
}
if c.Type == TypeMemory && len(c.Path) > 0 {
log.Println("WARNING: Your configuration is using a storage of type memory with persistence, which has been deprecated")
log.Println("WARNING: As of v4.0.0, the default storage type (memory) will not support persistence.")
log.Println("WARNING: If you want persistence, use 'storage.type: sqlite' instead of 'storage.type: memory'")
log.Println("WARNING: See https://github.com/TwiN/gatus/issues/198")
// XXX: Uncomment the following line for v4.0.0
//return ErrMemoryStorageDoesNotSupportFile
}
return nil
}

7
storage/store/memory/memory.go
View File

@ -28,6 +28,10 @@ func init() {
// Store that leverages gocache
type Store struct {
sync.RWMutex
// Deprecated
//
// File persistence will no longer be supported as of v4.0.0
// XXX: Remove me in v4.0.0
file string
cache *gocache.Cache
}
@ -41,6 +45,8 @@ func NewStore(file string) (*Store, error) {
file: file,
cache: gocache.NewCache().WithMaxSize(gocache.NoMaxSize),
}
// XXX: Remove the block below in v4.0.0 because persistence with the memory store will no longer be supported
// XXX: Make sure to also update gocache to v2.0.0
if len(file) > 0 {
_, err := store.cache.ReadFromFile(file)
if err != nil {
@ -57,7 +63,6 @@ func NewStore(file string) (*Store, error) {
return store, nil
}
}
// XXX: Remove the block above in v4.0.0
return nil, err
}
}

12
storage/store/sql/sql.go
View File

@ -34,8 +34,8 @@ const (
)
var (
// ErrFilePathNotSpecified is the error returned when path parameter passed in NewStore is blank
ErrFilePathNotSpecified = errors.New("file path cannot be empty")
// ErrPathNotSpecified is the error returned when the path parameter passed in NewStore is blank
ErrPathNotSpecified = errors.New("path cannot be empty")
// ErrDatabaseDriverNotSpecified is the error returned when the driver parameter passed in NewStore is blank
ErrDatabaseDriverNotSpecified = errors.New("database driver cannot be empty")
@ -45,20 +45,20 @@ var (
// Store that leverages a database
type Store struct {
driver, file string
driver, path string
db *sql.DB
}
// NewStore initializes the database and creates the schema if it doesn't already exist in the file specified
// NewStore initializes the database and creates the schema if it doesn't already exist in the path specified
func NewStore(driver, path string) (*Store, error) {
if len(driver) == 0 {
return nil, ErrDatabaseDriverNotSpecified
}
if len(path) == 0 {
return nil, ErrFilePathNotSpecified
return nil, ErrPathNotSpecified
}
store := &Store{driver: driver, file: path}
store := &Store{driver: driver, path: path}
var err error
if store.db, err = sql.Open(driver, path); err != nil {
return nil, err

2
storage/store/sql/sql_test.go
View File

@ -84,7 +84,7 @@ func TestNewStore(t *testing.T) {
if _, err := NewStore("", "TestNewStore.db"); err != ErrDatabaseDriverNotSpecified {
t.Error("expected error due to blank driver parameter")
}
if _, err := NewStore("sqlite", ""); err != ErrFilePathNotSpecified {
if _, err := NewStore("sqlite", ""); err != ErrPathNotSpecified {
t.Error("expected error due to blank path parameter")
}
if store, err := NewStore("sqlite", t.TempDir()+"/TestNewStore.db"); err != nil {

10
storage/store/store.go
View File

@ -94,23 +94,23 @@ func Initialize(cfg *storage.Config) error {
if cfg == nil {
cfg = &storage.Config{}
}
if len(cfg.File) == 0 && cfg.Type != storage.TypePostgres {
log.Printf("[store][Initialize] Creating storage provider with type=%s and file=%s", cfg.Type, cfg.File)
if len(cfg.Path) == 0 && cfg.Type != storage.TypePostgres {
log.Printf("[store][Initialize] Creating storage provider with type=%s and file=%s", cfg.Type, cfg.Path)
} else {
log.Printf("[store][Initialize] Creating storage provider with type=%s", cfg.Type)
}
ctx, cancelFunc = context.WithCancel(context.Background())
switch cfg.Type {
case storage.TypeSQLite, storage.TypePostgres:
store, err = sql.NewStore(string(cfg.Type), cfg.File)
store, err = sql.NewStore(string(cfg.Type), cfg.Path)
if err != nil {
return err
}
case storage.TypeMemory:
fallthrough
default:
if len(cfg.File) > 0 {
store, err = memory.NewStore(cfg.File)
if len(cfg.Path) > 0 {
store, err = memory.NewStore(cfg.Path)
if err != nil {
return err
}

8
storage/store/store_test.go
View File

@ -553,17 +553,17 @@ func TestInitialize(t *testing.T) {
},
{
Name: "memory-with-file",
Cfg: &storage.Config{Type: storage.TypeMemory, File: t.TempDir() + "/TestInitialize_memory-with-file.db"},
Cfg: &storage.Config{Type: storage.TypeMemory, Path: t.TempDir() + "/TestInitialize_memory-with-file.db"},
ExpectedErr: nil,
},
{
Name: "sqlite-no-file",
Cfg: &storage.Config{Type: storage.TypeSQLite},
ExpectedErr: sql.ErrFilePathNotSpecified,
ExpectedErr: sql.ErrPathNotSpecified,
},
{
Name: "sqlite-with-file",
Cfg: &storage.Config{Type: storage.TypeSQLite, File: t.TempDir() + "/TestInitialize_sqlite-with-file.db"},
Cfg: &storage.Config{Type: storage.TypeSQLite, Path: t.TempDir() + "/TestInitialize_sqlite-with-file.db"},
ExpectedErr: nil,
},
}
@ -599,7 +599,7 @@ func TestInitialize(t *testing.T) {
func TestAutoSave(t *testing.T) {
file := t.TempDir() + "/TestAutoSave.db"
if err := Initialize(&storage.Config{File: file}); err != nil {
if err := Initialize(&storage.Config{Path: file}); err != nil {
t.Fatal("shouldn't have returned an error")
}
go autoSave(ctx, store, 3*time.Millisecond)