feature(gateway): add route and chores for connector

api/pkg/guard/actions.go

@@ -11,6 +11,7 @@ type AllActions struct {
 	Namespace NamespaceActions
 	Billing   BillingActions
 	APIKey    APIKeyActions
+	Connector ConnectorActions
 }
 
 type DeviceActions struct {
@@ -41,6 +42,10 @@ type APIKeyActions struct {
 	Create, Edit, Delete int
 }
 
+type ConnectorActions struct {
+	Update, Set, Status int
+}
+
 // Actions has all available and allowed actions.
 // You should use it to get the code's action.
 var Actions = AllActions{
@@ -99,4 +104,9 @@ var Actions = AllActions{
 		Edit:   APIKeyEdit,
 		Delete: APIKeyDelete,
 	},
+	Connector: ConnectorActions{
+		Update: ConnectorUpdate,
+		Set:    ConnectorSet,
+		Status: ConnectorStatus,
+	},
 }

api/pkg/guard/permissions.go

@@ -58,6 +58,11 @@ const (
 	APIKeyCreate
 	APIKeyEdit
 	APIKeyDelete
+
+	ConnectorUpdate
+	ConnectorSet
+	ConnectorStatus
+	ConnectorAction
 )
 
 var observerPermissions = Permissions{
@@ -128,6 +133,11 @@ var adminPermissions = Permissions{
 	APIKeyCreate,
 	APIKeyEdit,
 	APIKeyDelete,
+
+	ConnectorUpdate,
+	ConnectorSet,
+	ConnectorStatus,
+	ConnectorAction,
 }
 
 var ownerPermissions = Permissions{
@@ -185,4 +195,9 @@ var ownerPermissions = Permissions{
 	APIKeyCreate,
 	APIKeyEdit,
 	APIKeyDelete,
+
+	ConnectorUpdate,
+	ConnectorSet,
+	ConnectorStatus,
+	ConnectorAction,
 }

gateway/conf.d/shellhub.conf

@@ -222,6 +222,24 @@ server {
     }
     {{ end -}}
 
+    {{ if bool (env.Getenv "SHELLHUB_CLOUD") -}}
+    location /api/connector {
+        set $upstream cloud-api:8080;
+        auth_request /auth;
+        auth_request_set $tenant_id $upstream_http_x_tenant_id;
+        auth_request_set $username $upstream_http_x_username;
+        auth_request_set $id $upstream_http_x_id;
+        auth_request_set $role $upstream_http_x_role;
+        error_page 500 =401 /auth;
+        rewrite ^/api/(.*)$ /api/$1 break;
+        proxy_set_header X-Tenant-ID $tenant_id;
+        proxy_set_header X-Username $username;
+        proxy_set_header X-ID $id;
+        proxy_set_header X-Role $role;
+        proxy_pass http://$upstream;
+    }
+    {{ end -}}
+
     {{ if bool (env.Getenv "SHELLHUB_ENTERPRISE") -}}
     location /api/firewall {
         set $upstream cloud-api:8080;

pkg/models/connector.go

@@ -0,0 +1,36 @@
+package models
+
+type ConnectorTLS struct {
+	// CA is the Certificate Authority used to generate the [Cert] for the server and the client.
+	CA string `json:"ca" bson:"ca" validate:"required,certPEM"`
+	// Cert is generated from [CA] certificate and used by the client to authorize the connection to the Docker Engine.
+	Cert string `json:"cert" bson:"cert" validate:"required,certPEM"`
+	// Key is the private key for the certificate on [Cert] field.
+	Key string `json:"key" bson:"key" validate:"required,privateKeyPEM"`
+}
+
+type Connector struct {
+	// UID is the unique identifier of Connector.
+	UID string `json:"uid" bson:"uid"`
+	// TenantID indicate which namespace this connector is related.
+	TenantID string `json:"tenant_id" bson:"tenant_id"`
+	// Enable indicates if the Connection's connection is enable.
+	Enable bool `json:"enable" bson:"enable"`
+	// Secure indicates if the Connector use HTTPS for authentication.
+	Secure bool `json:"secure" bson:"secure"`
+	// Address is the address with the port for the Docker Engine.
+	Address string `json:"address" bson:"address" validate:"required,hostname_port"`
+	// TLS stores the configuration for authenticate using TLS on the Docker Engine.
+	TLS *ConnectorTLS `json:"tls,omitempty" bson:"tls,omitempty"`
+}
+
+type ConnectorChanges struct {
+	// Enable indicates if the Connection's connection is enable.
+	Enable *bool `json:"enable"`
+	// Secure indicates if the Connector use HTTPS for authentication.
+	Secure *bool `json:"secure"`
+	// Address is the address with the port for the Docker Engine.
+	Address *string `json:"address" validate:"hostname_port"`
+	// TLS stores the configuration for authenticate using TLS on the Docker Engine.
+	TLS *ConnectorTLS `json:"tls"`
+}

pkg/validator/validator.go

@@ -36,6 +36,9 @@ const (
 	UserPasswordTag = "password"
 	// DeviceNameTag contains the rule to validate the device's name.
 	DeviceNameTag = "device_name"
+	// PrivateKeyPEMTag contains the rule to validate a private key.
+	PrivateKeyPEMTag = "privateKeyPEM"
+	CertPEMTag       = "certPEM"
 )
 
 // Rules is a slice that contains all validation rules.
@@ -132,6 +135,20 @@ var Rules = []Rule{
 		},
 		Error: fmt.Errorf("role must be \"owner\", \"administrator\", \"operator\" or \"observer\""),
 	},
+	{
+		Tag: PrivateKeyPEMTag,
+		Handler: func(field validator.FieldLevel) bool {
+			return regexp.MustCompile(`^(-----BEGIN PRIVATE KEY-----(\n|\r|\r\n)([0-9a-zA-Z+/=]{64}(\n|\r|\r\n))*([0-9a-zA-Z+/=]{1,63}(\n|\r|\r\n))?-----END PRIVATE KEY-----)$`).MatchString(field.Field().String())
+		},
+		Error: fmt.Errorf("the priate key is invalid"),
+	},
+	{
+		Tag: CertPEMTag,
+		Handler: func(field validator.FieldLevel) bool {
+			return regexp.MustCompile(`^(-----BEGIN CERTIFICATE-----(\n|\r|\r\n)([0-9a-zA-Z+/=]{64}(\n|\r|\r\n))*([0-9a-zA-Z+/=]{1,63}(\n|\r|\r\n))?-----END CERTIFICATE-----)$`).MatchString(field.Field().String())
+		},
+		Error: fmt.Errorf("the cert is invalid"),
+	},
 }
 
 // Validator is the ShellHub validator.

pkg/validator/validator_test.go

@@ -260,3 +260,199 @@ func TestDeviceName(t *testing.T) {
 		})
 	}
 }
+
+func TestKeyPEM(t *testing.T) {
+	tests := []struct {
+		description string
+		value       string
+		want        bool
+	}{
+		{
+			description: "failed when the private key is empty",
+			value:       "",
+			want:        false,
+		},
+		{
+			description: "failed when the private key does not have the header",
+			value: `
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+-----END PRIVATE KEY-----`,
+			want: false,
+		},
+		{
+			description: "failed when the private key does not have the footer",
+			value: `-----BEGIN PRIVATE KEY-----
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+`,
+			want: false,
+		},
+		{
+			description: "failed when the private key does not have header neither footer",
+			value: `
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+`,
+			want: false,
+		},
+		{
+			description: "success when the private key is a valid ED25519",
+			value: `-----BEGIN PRIVATE KEY-----
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+-----END PRIVATE KEY-----`,
+			want: true,
+		},
+		{
+			description: "success when the private key is a valid RSA4096",
+			value: `-----BEGIN PRIVATE KEY-----
+MIIJQgIBADANBgkqhkiG9w0BAQEFAASCCSwwggkoAgEAAoICAQDt92hrf1PDvCAw
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+rRrVfCKhbJKpjAZq5U9VKt9LcGe9kA==
+-----END PRIVATE KEY-----`,
+			want: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.description, func(t *testing.T) {
+			data := struct {
+				Key string `validate:"required,privateKeyPEM"`
+			}{
+				Key: tt.value,
+			}
+
+			ok, _ := New().Struct(data)
+
+			assert.Equal(t, tt.want, ok)
+		})
+	}
+}
+
+func TestCertPEM(t *testing.T) {
+	tests := []struct {
+		description string
+		value       string
+		want        bool
+	}{
+		{
+			description: "failed when the cert is empty",
+			value:       "",
+			want:        false,
+		},
+		{
+			description: "failed when the cert does not have the header",
+			value: `
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+-----END CERTIFICATE-----`,
+			want: false,
+		},
+		{
+			description: "failed when the cert does not have the footer",
+			value: `-----BEGIN CERTIFICATE-----
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+`,
+			want: false,
+		},
+		{
+			description: "failed when the cert does not have header neither footer",
+			value: `
+MC4CAQAwBQYDK2VwBCIEIA2Ecxi0E2XsKUNRYBv98VRbpsjl/kD7l7XOa/aKYitU
+`,
+			want: false,
+		},
+		{
+			description: "success when the cert is a valid",
+			value: `-----BEGIN CERTIFICATE-----
+MIIFUTCCAzmgAwIBAgIUGOBHWPTiCbwt8iLWYNZwKTDbONUwDQYJKoZIhvcNAQEL
+BQAwWzELMAkGA1UEBhMCQlIxDjAMBgNVBAgMBUJhaGlhMRQwEgYDVQQHDAtYaXF1
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+eiDIAGdPArZi+JWdNsp+TK4MJjcy
+-----END CERTIFICATE-----`,
+			want: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.description, func(t *testing.T) {
+			data := struct {
+				Cert string `validate:"required,certPEM"`
+			}{
+				Cert: tt.value,
+			}
+
+			ok, _ := New().Struct(data)
+
+			assert.Equal(t, tt.want, ok)
+		})
+	}
+}