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State of an API with OClib :D

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This commit is contained in:
mr 2024-08-21 10:58:24 +02:00
parent b7ecea25eb
commit c5f45e03f3
2 changed files with 79 additions and 14 deletions
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52
dbs/mongo/mongo.go
View File

@ -3,6 +3,7 @@ package mongo
import (
"context"
"errors"
"slices"
"time"
"cloud.o-forge.io/core/oc-lib/dbs"
@ -47,12 +48,36 @@ func (m *MongoDB) Init(collections []string, config MongoConf) {
m.Logger.Info().Msg("Connecting to" + config.GetUrl())
mngoCollections = collections
mngoConfig = config
if err := m.createClient(config.GetUrl()); err != nil {
if err := m.createClient(config.GetUrl(), false); err != nil {
m.Logger.Error().Msg(err.Error())
}
}
func (m *MongoDB) createClient(MongoURL string) error {
func (m *MongoDB) TestDB(config MongoConf) error {
err := m.createClient(config.GetUrl(), true)
if err != nil {
return err
}
return nil
}
func (m *MongoDB) TestCollections(config MongoConf, neededCols []string) error {
mngoDB = mngoClient.Database(config.GetDatabase())
MngoCtx, cancel = context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
existingCollections, err := mngoDB.ListCollectionNames(MngoCtx, bson.D{})
if err != nil {
return errors.New("Error contacting MongoDB\n" + err.Error())
}
for _, col := range neededCols {
if slices.Contains(existingCollections, col) {
continue
}
return errors.New("Collection " + col + " not found")
}
return nil
}
func (m *MongoDB) createClient(MongoURL string, test bool) error {
if mngoClient != nil {
return nil
}
@ -72,7 +97,7 @@ func (m *MongoDB) createClient(MongoURL string) error {
isConnected = false
return errors.New("Mongodb connect " + MongoURL + ":" + err.Error())
}
MngoCtx, cancel = context.WithTimeout(context.Background(), 60*time.Second)
MngoCtx, cancel = context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
if err = mngoClient.Ping(MngoCtx, nil); err != nil {
@ -80,12 +105,11 @@ func (m *MongoDB) createClient(MongoURL string) error {
isConnected = false
return errors.New("Mongodb ping " + MongoURL + ":" + err.Error())
}
if !isConnected && mngoClient != nil {
if !isConnected && mngoClient != nil && !test {
m.Logger.Info().Msg("Connecting mongo client to db " + mngoConfig.GetDatabase())
m.prepareDB(mngoCollections, mngoConfig)
m.Logger.Info().Msg("Database is READY")
}
return nil
}
@ -145,7 +169,7 @@ func (m *MongoDB) createCollection(collection_name string, new_collection *mongo
}
func (m *MongoDB) DeleteOne(id string, collection_name string) (int64, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return 0, 503, err
}
filter := bson.M{"_id": id}
@ -163,7 +187,7 @@ func (m *MongoDB) DeleteOne(id string, collection_name string) (int64, int, erro
}
func (m *MongoDB) DeleteMultiple(f map[string]interface{}, collection_name string) (int64, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return 0, 503, err
}
filter := bson.D{}
@ -184,7 +208,7 @@ func (m *MongoDB) DeleteMultiple(f map[string]interface{}, collection_name strin
}
func (m *MongoDB) UpdateMultiple(set interface{}, filter map[string]interface{}, collection_name string) (int64, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return 0, 503, err
}
var doc map[string]interface{}
@ -206,7 +230,7 @@ func (m *MongoDB) UpdateMultiple(set interface{}, filter map[string]interface{},
}
func (m *MongoDB) UpdateOne(set interface{}, id string, collection_name string) (string, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return "", 503, err
}
var doc map[string]interface{}
@ -225,7 +249,7 @@ func (m *MongoDB) UpdateOne(set interface{}, id string, collection_name string)
}
func (m *MongoDB) StoreOne(obj interface{}, id string, collection_name string) (string, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return "", 503, err
}
var doc map[string]interface{}
@ -246,7 +270,7 @@ func (m *MongoDB) StoreOne(obj interface{}, id string, collection_name string) (
}
func (m *MongoDB) LoadOne(id string, collection_name string) (*mongo.SingleResult, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return nil, 503, err
}
filter := bson.M{"_id": id}
@ -265,7 +289,7 @@ func (m *MongoDB) LoadOne(id string, collection_name string) (*mongo.SingleResul
}
func (m *MongoDB) Search(filters *dbs.Filters, collection_name string) (*mongo.Cursor, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return nil, 503, err
}
opts := options.Find()
@ -309,7 +333,7 @@ func (m *MongoDB) Search(filters *dbs.Filters, collection_name string) (*mongo.C
}
func (m *MongoDB) LoadFilter(filter map[string]interface{}, collection_name string) (*mongo.Cursor, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return nil, 503, err
}
f := bson.D{}
@ -330,7 +354,7 @@ func (m *MongoDB) LoadFilter(filter map[string]interface{}, collection_name stri
}
func (m *MongoDB) LoadAll(collection_name string) (*mongo.Cursor, int, error) {
if err := m.createClient(mngoConfig.GetUrl()); err != nil {
if err := m.createClient(mngoConfig.GetUrl(), false); err != nil {
return nil, 503, err
}
targetDBCollection := CollectionMap[collection_name]

41
tools/api.go Normal file
View File

@ -0,0 +1,41 @@
package tools
import (
"cloud.o-forge.io/core/oc-lib/dbs/mongo"
)
var UncatchedError = []error{}
type State int
const (
ALIVE State = iota
REDUCED_SERVICE
UNPROCESSABLE_ENTITY
DB_FALLOUT
TEAPOT
DEAD
)
func (s State) String() string {
return [...]string{"alive", "reduced service", "unprocessable entity", "database fallout",
"some things boils in here, i'm probably a teapot", "dead"}[s]
}
type API struct{}
func (a *API) GetState() State {
// Check if the database is up
err := mongo.MONGOService.TestDB(GetConfig())
if err != nil {
return DB_FALLOUT
}
err = mongo.MONGOService.TestCollections(GetConfig(), []string{})
if err != nil {
return UNPROCESSABLE_ENTITY
}
if len(UncatchedError) > 0 {
return TEAPOT
}
return ALIVE
}