[Extend Governor APIs] Governor JSON Validator

go.mod

@@ -44,7 +44,6 @@ require (
 	github.com/gofrs/flock v0.8.1 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.2 // indirect
 	github.com/klauspost/compress v1.16.7 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.16.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20230731193218-e0aa005b6bdf // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20230731193218-e0aa005b6bdf // indirect

go.sum

@@ -679,38 +679,22 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
 go.opencensus.io v0.23.0/go.mod h1:XItmlyltB5F7CS4xOC1DcqMoFqwtC6OG2xF7mCv7P7E=
-go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.42.0 h1:l7AmwSVqozWKKXeZHycpdmpycQECRpoGwJ1FW2sWfTo=
-go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.42.0/go.mod h1:Ep4uoO2ijR0f49Pr7jAqyTjSCyS1SRL18wwttKfwqXA=
 go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.44.0 h1:vSuzwGXaJ3nm8a6JGeRc2V28qP1NB4iRTcobhU/z3Fs=
 go.opentelemetry.io/contrib/instrumentation/github.com/gin-gonic/gin/otelgin v0.44.0/go.mod h1:+H7htXVkUjPfQ45PNlcbXUmMXUr16uXDvuR+7TAGfVQ=
-go.opentelemetry.io/contrib/propagators/b3 v1.17.0 h1:ImOVvHnku8jijXqkwCSyYKRDt2YrnGXD4BbhcpfbfJo=
+go.opentelemetry.io/contrib/propagators/b3 v1.19.0 h1:ulz44cpm6V5oAeg5Aw9HyqGFMS6XM7untlMEhD7YzzA=
 go.opentelemetry.io/otel v1.10.0/go.mod h1:NbvWjCthWHKBEUMpf0/v8ZRZlni86PpGFEMA9pnQSnQ=
-go.opentelemetry.io/otel v1.17.0 h1:MW+phZ6WZ5/uk2nd93ANk/6yJ+dVrvNWUjGhnnFU5jM=
-go.opentelemetry.io/otel v1.17.0/go.mod h1:I2vmBGtFaODIVMBSTPVDlJSzBDNf93k60E6Ft0nyjo0=
 go.opentelemetry.io/otel v1.19.0 h1:MuS/TNf4/j4IXsZuJegVzI1cwut7Qc00344rgH7p8bs=
 go.opentelemetry.io/otel v1.19.0/go.mod h1:i0QyjOq3UPoTzff0PJB2N66fb4S0+rSbSB15/oyH9fY=
-go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.16.0 h1:t4ZwRPU+emrcvM2e9DHd0Fsf0JTPVcbfa/BhTDF03d0=
-go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.16.0/go.mod h1:vLarbg68dH2Wa77g71zmKQqlQ8+8Rq3GRG31uc0WcWI=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.16.0 h1:cbsD4cUcviQGXdw8+bo5x2wazq10SKz8hEbtCRPcU78=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.16.0/go.mod h1:JgXSGah17croqhJfhByOLVY719k1emAXC8MVhCIJlRs=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.19.0 h1:Mne5On7VWdx7omSrSSZvM4Kw7cS7NQkOOmLcgscI51U=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.19.0/go.mod h1:IPtUMKL4O3tH5y+iXVyAXqpAwMuzC1IrxVS81rummfE=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.16.0 h1:TVQp/bboR4mhZSav+MdgXB8FaRho1RC8UwVn3T0vjVc=
-go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.16.0/go.mod h1:I33vtIe0sR96wfrUcilIzLoA3mLHhRmz9S9Te0S3gDo=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.19.0 h1:3d+S281UTjM+AbF31XSOYn1qXn3BgIdWl8HNEpx08Jk=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.19.0/go.mod h1:0+KuTDyKL4gjKCF75pHOX4wuzYDUZYfAQdSu43o+Z2I=
-go.opentelemetry.io/otel/metric v1.17.0 h1:iG6LGVz5Gh+IuO0jmgvpTB6YVrCGngi8QGm+pMd8Pdc=
-go.opentelemetry.io/otel/metric v1.17.0/go.mod h1:h4skoxdZI17AxwITdmdZjjYJQH5nzijUUjm+wtPph5o=
 go.opentelemetry.io/otel/metric v1.19.0 h1:aTzpGtV0ar9wlV4Sna9sdJyII5jTVJEvKETPiOKwvpE=
 go.opentelemetry.io/otel/metric v1.19.0/go.mod h1:L5rUsV9kM1IxCj1MmSdS+JQAcVm319EUrDVLrt7jqt8=
-go.opentelemetry.io/otel/sdk v1.17.0 h1:FLN2X66Ke/k5Sg3V623Q7h7nt3cHXaW1FOvKKrW0IpE=
-go.opentelemetry.io/otel/sdk v1.17.0/go.mod h1:U87sE0f5vQB7hwUoW98pW5Rz4ZDuCFBZFNUBlSgmDFQ=
 go.opentelemetry.io/otel/sdk v1.19.0 h1:6USY6zH+L8uMH8L3t1enZPR3WFEmSTADlqldyHtJi3o=
 go.opentelemetry.io/otel/sdk v1.19.0/go.mod h1:NedEbbS4w3C6zElbLdPJKOpJQOrGUJ+GfzpjUvI0v1A=
 go.opentelemetry.io/otel/sdk/metric v0.40.0 h1:qOM29YaGcxipWjL5FzpyZDpCYrDREvX0mVlmXdOjCHU=
 go.opentelemetry.io/otel/trace v1.10.0/go.mod h1:Sij3YYczqAdz+EhmGhE6TpTxUO5/F/AzrK+kxfGqySM=
-go.opentelemetry.io/otel/trace v1.17.0 h1:/SWhSRHmDPOImIAetP1QAeMnZYiQXrTy4fMMYOdSKWQ=
-go.opentelemetry.io/otel/trace v1.17.0/go.mod h1:I/4vKTgFclIsXRVucpH25X0mpFSczM7aHeaz0ZBLWjY=
 go.opentelemetry.io/otel/trace v1.19.0 h1:DFVQmlVbfVeOuBRrwdtaehRrWiL1JoVs9CPIQ1Dzxpg=
 go.opentelemetry.io/otel/trace v1.19.0/go.mod h1:mfaSyvGyEJEI0nyV2I4qhNQnbBOUUmYZpYojqMnX2vo=
 go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
@@ -764,8 +748,6 @@ golang.org/x/crypto v0.0.0-20220511200225-c6db032c6c88/go.mod h1:IxCIyHEi3zRg3s0
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/crypto v0.0.0-20220826181053-bd7e27e6170d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/crypto v0.11.0 h1:6Ewdq3tDic1mg5xRO4milcWCfMVQhI4NkqWWvqejpuA=
-golang.org/x/crypto v0.11.0/go.mod h1:xgJhtzW8F9jGdVFWZESrid1U1bjeNy4zgy5cRr/CIio=
 golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
 golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -856,8 +838,6 @@ golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su
 golang.org/x/net v0.0.0-20220520000938-2e3eb7b945c2/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
-golang.org/x/net v0.12.0 h1:cfawfvKITfUsFCeJIHJrbSxpeu/E81khclypR0GVT50=
-golang.org/x/net v0.12.0/go.mod h1:zEVYFnQC7m/vmpQFELhcD1EWkZlX69l4oqgmer6hfKA=
 golang.org/x/net v0.15.0 h1:ugBLEUaxABaB5AJqW9enI0ACdci2RUd4eP51NTBvuJ8=
 golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -984,8 +964,6 @@ golang.org/x/sys v0.0.0-20220825204002-c680a09ffe64/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
-golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
@@ -1002,8 +980,6 @@ golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.11.0 h1:LAntKIrcmeSKERyiOh0XMV39LXS8IE9UL2yP7+f5ij4=
-golang.org/x/text v0.11.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
 golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -1244,8 +1220,6 @@ google.golang.org/grpc v1.44.0/go.mod h1:k+4IHHFw41K8+bbowsex27ge2rCb65oeWqe4jJ5
 google.golang.org/grpc v1.45.0/go.mod h1:lN7owxKUQEqMfSyQikvvk5tf/6zMPsrK+ONuO11+0rQ=
 google.golang.org/grpc v1.46.0/go.mod h1:vN9eftEi1UMyUsIF80+uQXhHjbXYbm0uXoFCACuMGWk=
 google.golang.org/grpc v1.46.2/go.mod h1:vN9eftEi1UMyUsIF80+uQXhHjbXYbm0uXoFCACuMGWk=
-google.golang.org/grpc v1.57.0 h1:kfzNeI/klCGD2YPMUlaGNT3pxvYfga7smW3Vth8Zsiw=
-google.golang.org/grpc v1.57.0/go.mod h1:Sd+9RMTACXwmub0zcNY2c4arhtrbBYD1AUHI/dt16Mo=
 google.golang.org/grpc v1.58.2 h1:SXUpjxeVF3FKrTYQI4f4KvbGD5u2xccdYdurwowix5I=
 google.golang.org/grpc v1.58.2/go.mod h1:tgX3ZQDlNJGU96V6yHh1T/JeoBQ2TXdr43YbYSsCJk0=
 google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=

pkg/api/v1alpha1/extension_resource_definitions.go

@@ -15,10 +15,9 @@ import (
 	"github.com/metal-toolbox/governor-api/internal/dbtools"
 	"github.com/metal-toolbox/governor-api/internal/models"
 	events "github.com/metal-toolbox/governor-api/pkg/events/v1alpha1"
+	"github.com/metal-toolbox/governor-api/pkg/jsonschema"
 	"github.com/volatiletech/sqlboiler/v4/boil"
 	"github.com/volatiletech/sqlboiler/v4/queries/qm"
-
-	jsonschema "github.com/santhosh-tekuri/jsonschema/v5"
 )
 
 // ExtensionResourceDefinition is the extension resource definition response
@@ -218,7 +217,17 @@ func (r *Router) createExtensionResourceDefinition(c *gin.Context) {
 		schema = string(req.Schema)
 	}
 
-	if _, err := jsonschema.CompileString("https://governor/s.json", schema); err != nil {
+	compiler := jsonschema.NewCompiler(
+		extensionID, req.SlugPlural, req.Version,
+		jsonschema.WithUniqueConstraint(
+			c.Request.Context(),
+			&models.ExtensionResourceDefinition{},
+			nil,
+			nil,
+		),
+	)
+
+	if _, err := compiler.Compile(schema); err != nil {
 		sendError(c, http.StatusBadRequest, "ERD schema is not valid: "+err.Error())
 		return
 	}

pkg/jsonschema/compiler.go

@@ -0,0 +1,75 @@
+package jsonschema
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"github.com/metal-toolbox/governor-api/internal/models"
+	"github.com/santhosh-tekuri/jsonschema/v5"
+	"github.com/volatiletech/sqlboiler/v4/boil"
+)
+
+// Compiler is a struct for a JSON schema compiler
+type Compiler struct {
+	jsonschema.Compiler
+
+	extensionID   string
+	erdSlugPlural string
+	version       string
+}
+
+// Option is a functional configuration option for JSON schema compiler
+type Option func(c *Compiler)
+
+// NewCompiler configures and creates a new JSON schema compiler
+func NewCompiler(
+	extensionID, slugPlural, version string,
+	opts ...Option,
+) *Compiler {
+	c := &Compiler{*jsonschema.NewCompiler(), extensionID, slugPlural, version}
+
+	for _, opt := range opts {
+		opt(c)
+	}
+
+	return c
+}
+
+// WithUniqueConstraint enables the unique constraint extension for a JSON
+// schema. An extra `unique` field can be added to the JSON schema, and the
+// Validator will ensure that the combination of every properties in the
+// array is unique within the given extension resource definition.
+// Note that unique constraint validation will be skipped if db is nil.
+func WithUniqueConstraint(
+	ctx context.Context,
+	extensionResourceDefinition *models.ExtensionResourceDefinition,
+	resourceID *string,
+	db boil.ContextExecutor,
+) Option {
+	return func(c *Compiler) {
+		c.RegisterExtension(
+			"uniqueConstraint",
+			JSONSchemaUniqueConstraint,
+			&UniqueConstraintCompiler{extensionResourceDefinition, resourceID, ctx, db},
+		)
+	}
+}
+
+func (c *Compiler) schemaURL() string {
+	return fmt.Sprintf(
+		"https://governor/extensions/%s/erds/%s/%s/schema.json",
+		c.extensionID, c.erdSlugPlural, c.version,
+	)
+}
+
+// Compile compiles the schema string
+func (c *Compiler) Compile(schema string) (*jsonschema.Schema, error) {
+	url := c.schemaURL()
+
+	if err := c.AddResource(url, strings.NewReader(schema)); err != nil {
+		return nil, err
+	}
+
+	return c.Compiler.Compile(url)
+}

pkg/jsonschema/doc.go

@@ -0,0 +1,3 @@
+// Package jsonschema provides a JSON schema validator that is tailored for
+// validations of governor's Extension Resources
+package jsonschema

pkg/jsonschema/errors.go

@@ -0,0 +1,13 @@
+package jsonschema
+
+import "errors"
+
+var (
+	// ErrInvalidUniqueProperty is returned when the schema's unique property
+	// is invalid
+	ErrInvalidUniqueProperty = errors.New(`property "unique" is invalid`)
+
+	// ErrUniqueConstraintViolation is returned when an object violates the unique
+	// constrain
+	ErrUniqueConstraintViolation = errors.New("unique constraint violation")
+)