feat: added GET endpoints

.gitignore

@@ -23,3 +23,4 @@ laas
 
 # Go workspace file
 go.work
+licenseRef.json

cmd/laas/main.go

@@ -8,8 +8,11 @@ import (
 	"flag"
 	"fmt"
 	"io/ioutil"
+	"log"
 
+	"github.com/fossology/LicenseDb/pkg/api"
 	"github.com/fossology/LicenseDb/pkg/models"
+	"github.com/gin-gonic/gin"
 	"gorm.io/driver/postgres"
 	"gorm.io/gorm"
 )
@@ -18,16 +21,18 @@ import (
 var (
 	// argument to enter the name of database host
 	dbhost = flag.String("host", "localhost", "host name")
-	// argument to enter the port number of the host
+	// port number of the host
 	port = flag.String("port", "5432", "port number")
-	// argument to enter the name of database user
+	// database user
 	user = flag.String("user", "fossy", "user name")
-	// argument to enter the name to database to be connected
+	// name of database to be connected
 	dbname = flag.String("dbname", "fossology", "database name")
-	// argument to enter the password of the user
+	// password of the user
 	password = flag.String("password", "fossy", "password")
-	// argument to enter the path of data file
+	// path of data file
 	datafile = flag.String("datafile", "licenseRef.json", "datafile path")
+	// boolean agument to whether update the database or not
+	populatedb = flag.Bool("populatedb", false, "boolean variable to update database")
 )
 
 func main() {
@@ -37,21 +42,32 @@ func main() {
 	gormConfig := &gorm.Config{}
 	database, err := gorm.Open(postgres.Open(dburi), gormConfig)
 	if err != nil {
-		panic("Failed to connect to database!")
+		log.Fatalf("Failed to connect to database: %v", err)
 	}
 
-	err = database.AutoMigrate(&models.License{})
-	if err != nil {
-		return
+	if err := database.AutoMigrate(&models.License{}); err != nil {
+		log.Fatalf("Failed to automigrate database: %v", err)
 	}
 
-	var licenses []models.License
-	// read the file of data
-	byteResult, _ := ioutil.ReadFile(*datafile)
-	// unmarshal the json file and make it into the struct format
-	json.Unmarshal(byteResult, &licenses)
-	for _, license := range licenses {
-		// populate the data in the database table
-		database.Create(&license)
+	if *populatedb {
+		var licenses []models.License
+		// read the file of data
+		byteResult, _ := ioutil.ReadFile(*datafile)
+		// unmarshal the json file and it into the struct format
+		if err := json.Unmarshal(byteResult, &licenses); err != nil {
+			log.Fatalf("error reading from json file: %v", err)
+		}
+		for _, license := range licenses {
+			// populate the data in the database table
+			database.Create(&license)
+		}
 	}
+	api.DB = database
+
+	r := gin.Default()
+
+	r.GET("/api/licenses", api.GetAllLicense)
+	r.GET("/api/license/:shortname", api.GetLicense)
+
+	r.Run()
 }

go.mod

@@ -1,18 +1,43 @@
 module github.com/fossology/LicenseDb
 
-go 1.18
+go 1.20
 
 require (
+	github.com/gin-gonic/gin v1.9.1
 	gorm.io/driver/postgres v1.5.2
 	gorm.io/gorm v1.25.1
 )
 
 require (
+	github.com/bytedance/sonic v1.9.1 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.14.0 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
 	github.com/jackc/pgx/v5 v5.3.1 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
-	golang.org/x/crypto v0.8.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
+	github.com/kr/text v0.2.0 // indirect
+	github.com/leodido/go-urn v1.2.4 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/rogpeppe/go-internal v1.10.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.2.11 // indirect
+	golang.org/x/arch v0.3.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
 	golang.org/x/text v0.9.0 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,5 +1,32 @@
+github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
+github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
+github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
+github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
+github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
+github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
+github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
+github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
+github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
+github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
+github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
+github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
+github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
+github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
+github.com/go-playground/validator/v10 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
+github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
+github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
+github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
 github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
 github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
@@ -10,20 +37,69 @@ github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
 github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
+github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
+github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
+github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
+github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
+github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
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+github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
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-golang.org/x/crypto v0.8.0 h1:pd9TJtTueMTVQXzk8E2XESSMQDj/U7OUu0PqJqPXQjQ=
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 gorm.io/gorm v1.25.1 h1:nsSALe5Pr+cM3V1qwwQ7rOkw+6UeLrX5O4v3llhHa64=
 gorm.io/gorm v1.25.1/go.mod h1:L4uxeKpfBml98NYqVqwAdmV1a2nBtAec/cf3fpucW/k=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

pkg/api/api.go

@@ -0,0 +1,69 @@
+// SPDX-FileCopyrightText: 2023 Kavya Shukla <[email protected]>
+// SPDX-License-Identifier: GPL-2.0-only
+
+package api
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/fossology/LicenseDb/pkg/models"
+	"github.com/gin-gonic/gin"
+	"gorm.io/gorm"
+)
+
+var DB *gorm.DB
+
+func GetAllLicense(c *gin.Context) {
+	var licenses []models.License
+
+	err := DB.Find(&licenses).Error
+	if err != nil {
+		er := models.LicenseError{
+			Status:    http.StatusBadRequest,
+			Message:   "Licenses not found",
+			Error:     err.Error(),
+			Path:      "/api/licenses",
+			Timestamp: time.Now().Format(time.RFC3339),
+		}
+		c.JSON(http.StatusBadRequest, er)
+		return
+	}
+	res := models.LicenseResponse{
+		Data:   licenses,
+		Status: http.StatusOK,
+	}
+
+	c.JSON(http.StatusOK, res)
+}
+
+func GetLicense(c *gin.Context) {
+	var license models.License
+
+	queryParam := c.Param("shortname")
+	if queryParam == "" {
+		return
+	}
+
+	err := DB.Where("shortname = ?", queryParam).First(&license).Error
+
+	if err != nil {
+		er := models.LicenseError{
+			Status:    http.StatusBadRequest,
+			Message:   fmt.Sprintf("no license with shortname '%s' exists", queryParam),
+			Error:     err.Error(),
+			Path:      fmt.Sprintf("/api/license/%s", queryParam),
+			Timestamp: time.Now().Format(time.RFC3339),
+		}
+		c.JSON(http.StatusBadRequest, er)
+		return
+	}
+
+	res := models.LicenseResponse{
+		Data:   []models.License{license},
+		Status: http.StatusOK,
+	}
+
+	c.JSON(http.StatusOK, res)
+}

pkg/models/types.go

@@ -20,8 +20,28 @@ type License struct {
 	DetectorType    string `json:"rf_detector_type"`
 	Active          string `json:"rf_active"`
 	Source          string `json:"rf_source"`
-	SpdxCompatible  string `json:"rf_spdx_id"`
+	SpdxId          string `json:"rf_spdx_id"`
 	Risk            string `json:"rf_risk"`
 	Flag            string `json:"rf_flag"`
 	Marydone        string `json:"marydone"`
 }
+
+type Meta struct {
+	ResourceCount int `json:"resource_count"`
+	Page          int `json:"page,omitempty"`
+	PerPage       int `json:"per_page,omitempty"`
+}
+
+type LicenseResponse struct {
+	Status int       `json:"status"`
+	Data   []License `json:"data"`
+	Meta   Meta      `json:"meta,omitempty"`
+}
+
+type LicenseError struct {
+	Status    int    `json:"status"`
+	Message   string `json:"message"`
+	Error     string `json:"error"`
+	Path      string `json:"path"`
+	Timestamp string `json:"timestamp"`
+}