Improved conf and dockerisation

Dockerfile

@@ -32,7 +32,7 @@ COPY scripts scripts
 
 # Configuration file : aims at making your variables suit your environment (local, docker, prod, etc)
 
-COPY local_search.json /etc/oc/search.json
+COPY docker_search.json /etc/oc/search.json
 
 # FROM golang
 

conf/conf.go

@@ -0,0 +1,57 @@
+package conf
+
+import (
+	"sync"
+
+	"github.com/beego/beego/logs"
+	"github.com/goraz/onion"
+)
+
+type Config struct {
+	OcCatalogUrl string
+}
+
+var instance *Config
+var once sync.Once
+
+const defaultConfigFile = "/etc/oc/search.json"
+const localConfigFile = "./local_search.json"
+
+
+func init(){
+	
+	configFile := ""
+	var o *onion.Onion
+
+	l3 := onion.NewEnvLayerPrefix("_", "OCSEARCH_")
+	l2, err := onion.NewFileLayer(defaultConfigFile, nil)
+	if err == nil {
+		logs.Info("Config file found : " + defaultConfigFile)
+		configFile = defaultConfigFile
+	}
+	l1, err := onion.NewFileLayer(localConfigFile, nil)
+	if err == nil {
+		logs.Info("Local config file found " + localConfigFile + ", overriding default file")
+		configFile = localConfigFile
+	}
+	if configFile == "" {
+		logs.Info("No config file found, using env")
+		o = onion.New(l3)
+	} else if l1 == nil && l2 == nil {
+		o = onion.New(l1, l2, l3)
+	} else if l1 == nil {
+		o = onion.New(l2, l3)
+	} else if l2 == nil {
+		o = onion.New(l1, l3)
+	}
+
+	GetConfig().OcCatalogUrl = o.GetStringDefault("oc-catalog", "localhost:49618")
+	
+}
+
+func GetConfig() *Config {
+	once.Do(func() {
+		instance = &Config{}
+	})
+	return instance
+}

controllers/default.go

@@ -2,8 +2,9 @@ package controllers
 
 import (
 	OCCatalog_cli "oc-search/api-client/oc-catalog"
-	"oc-search/models"
+	conf "oc-search/conf"
 
+	"github.com/beego/beego/logs"
 	beego "github.com/beego/beego/v2/server/web"
 )
 
@@ -14,10 +15,20 @@ type MainController struct {
 
 var OCCatalogAPI *OCCatalog_cli.APIClient
 
-func CreateOCCatalogAPI() {
-	config := models.GetConfig()
+// This method should not be called init() because it will
+// lead to the parameter BasePath to not be able to
+// retrieve its value from a config file, that will
+// be read after the init has happened (at import of the package)
+
+func init() {
+
+	// OcCatalogURL := conf.GetConfig().OcCatalogUrl
+	// if OcCatalogURL == "" {
+	// 	panic("OcCatalogUrl is blank")
+	// }
+
 	// auth := context.WithValue(context.Background(), OCCatalog_cli.ContextAPIKey, OCCatalog_cli.APIKey{Key: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdXRob3JpemVkIjp0cnVlLCJleHAiOjE2MTI1OTI3MDIsInVzZXJfaWQiOiJ4ZCJ9.kTLb1FtpdnaobUpe5u9Jw8S7Cc6gf7ExmU4U3XMcC2o"})
-	OCCatalogAPI = OCCatalog_cli.NewAPIClient(&OCCatalog_cli.Configuration{BasePath: "http://"+config.OcCatalogUrl+"/v1",
+	OCCatalogAPI = OCCatalog_cli.NewAPIClient(&OCCatalog_cli.Configuration{BasePath: "http://"+ conf.GetConfig().OcCatalogUrl +"/v1",
 		DefaultHeader: map[string]string{
 			"authorization": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdXRob3JpemVkIjp0cnVlLCJleHAiOjE2MTMwMDI0NjAsInVzZXJfaWQiOiJhc2QifQ.TXT18aeulnCrtedKKFVaD0BapOTdVAFcJJdVS7zk0I8",
 		},
@@ -27,6 +38,9 @@ func CreateOCCatalogAPI() {
 
 // Get provides the main page
 func (c *MainController) Get() {
+
+	logs.Debug("received : %v",c.Ctx.Input.RequestBody)
+	
 	c.Data["Website"] = "beego.me"
 	c.Data["Email"] = "astaxie@gmail.com"
 	c.TplName = "index.tpl"

controllers/search.go

@@ -35,6 +35,10 @@ func loadSingleFile(filename string) []models.Resource {
 
 // Get implements simple search
 func (c *SearchController) Get() {
+
+	logs.Debug("received : %v",c.Ctx.Input.RequestBody)
+	
+
 	query := c.GetString("q")
 
 	var resources OCCatalog_cli.ModelsSearchResult

controllers/workflow.go

@@ -7,6 +7,7 @@ import (
 	"os"
 	"strings"
 
+	"github.com/beego/beego/logs"
 	beego "github.com/beego/beego/v2/server/web"
 	"github.com/sbabiv/xml2map"
 )
@@ -19,6 +20,8 @@ type WorkflowController struct {
 // Get i
 func (c *WorkflowController) Get() {
 
+	logs.Debug("received : %v",c.Ctx.Input.RequestBody)
+
 	c.Data["Website"] = "beego.me"
 	c.Data["Email"] = "astaxie@gmail.com"
 	c.TplName = "workflow.tpl"

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.4'
 
 services:
   oc-search:
-    build: .
+    image: oc-search
     container_name: oc-search
     ports: 
       - 8080:8080

docker_search.json

@@ -0,0 +1,3 @@
+{
+    "oc-catalog" : "oc-catalog:49618"
+}

local_search.json

@@ -0,0 +1,3 @@
+{
+    "oc-catalog" : "localhost:49618"
+}

main.go

@@ -1,23 +1,18 @@
 package main
 
 import (
-	"oc-search/controllers"
-	"oc-search/models"
+	conf "oc-search/conf"
 	_ "oc-search/routers"
 	_ "oc-search/views"
 
 	"github.com/beego/beego/logs"
 	beego "github.com/beego/beego/v2/server/web"
-	"github.com/goraz/onion"
 )
 
-const defaultConfigFile = "/etc/oc/search.json"
-const localConfigFile = "./search.json"
 
 func main() {
 
 	loadConfig()
-	controllers.CreateOCCatalogAPI()
 
 	beego.BConfig.WebConfig.Session.SessionOn = true
 	beego.SetStaticPath("/favicon.ico", "/static/favicon.ico")
@@ -33,30 +28,13 @@ func loadConfig(){
 	log := logs.NewLogger(10000)
 	log.SetLogger("console")
 
-	configFile := ""
-	var o *onion.Onion
-	l3 := onion.NewEnvLayerPrefix("_", "OCDISCOVERY_")
-	l2, err := onion.NewFileLayer(defaultConfigFile, nil)
-	if err == nil {
-		logs.Info("Config file found : " + defaultConfigFile)
-		configFile = defaultConfigFile
-	}
-	l1, err := onion.NewFileLayer(localConfigFile, nil)
-	if err == nil {
-		logs.Info("Local config file found " + localConfigFile + ", overriding default file")
-		configFile = localConfigFile
-	}
-	if configFile == "" {
-		logs.Info("No config file found, using env")
-		o = onion.New(l3)
-	} else if l1 == nil && l2 == nil {
-		o = onion.New(l1, l2, l3)
-	} else if l1 == nil {
-		o = onion.New(l2, l3)
-	} else if l2 == nil {
-		o = onion.New(l1, l3)
-	}
 
-	models.GetConfig().OcCatalogUrl = o.GetStringDefault("oc-catalog", "localhost:49618")
-	logs.Info("Value for oc-catalog url : " + models.GetConfig().OcCatalogUrl)
+	beego.BConfig.WebConfig.Session.SessionOn = true
+	beego.SetStaticPath("/favicon.ico", "/static/favicon.ico")
+	beego.BConfig.WebConfig.DirectoryIndex = true
+	beego.BConfig.WebConfig.StaticDir["/swagger"] = "swagger"
+
+	logs.Info("Will contact oc-catalog at : %v", conf.GetConfig().OcCatalogUrl)
+
+	beego.Run()
 }