func (env *Environment) loadSchemaIncludes() error {
manager := schema.GetManager()
schemaIncludeValue, err := env.VM.Get(schemaIncludesVar)
if err != nil {
return fmt.Errorf("%s string array not specified", schemaIncludesVar)
}
schemaIncludesFilenames, err := gohan_otto.GetStringList(schemaIncludeValue)
if err != nil {
return fmt.Errorf("Bad type of %s - expected an array of strings but the type is %s",
schemaIncludesVar, schemaIncludeValue.Class())
}
for _, schemaIncludes := range schemaIncludesFilenames {
var data []byte
if data, err = ioutil.ReadFile(schemaIncludes); err != nil {
return err
}
schemas := strings.Split(string(data), "\n")
for _, schema := range schemas {
if schema == "" || strings.HasPrefix(schema, "#") {
continue
}
if err = manager.LoadSchemaFromFile(schema); err != nil {
return err
}
}
}
return nil
}
func clearTable(tx transaction.Transaction, s *schema.Schema) error {
if s.IsAbstract() {
return nil
}
for _, schema := range schema.GetManager().Schemas() {
if schema.ParentSchema == s {
err := clearTable(tx, schema)
if err != nil {
return err
}
} else {
for _, property := range schema.Properties {
if property.Relation == s.Singular {
err := clearTable(tx, schema)
if err != nil {
return err
}
}
}
}
}
resources, _, err := tx.List(s, nil, nil)
if err != nil {
return err
}
for _, resource := range resources {
err = tx.Delete(s, resource.ID())
if err != nil {
return err
}
}
return nil
}
func (env *Environment) loadSchemas() error {
schemaValue, err := env.VM.Get(schemasVar)
if err != nil {
return fmt.Errorf("%s string array not specified", schemasVar)
}
schemaFilenames, err := gohan_otto.GetStringList(schemaValue)
if err != nil {
return fmt.Errorf("Bad type of %s - expected an array of strings", schemasVar)
}
manager := schema.GetManager()
for _, schema := range schemaFilenames {
err = manager.LoadSchemaFromFile(schema)
if err != nil {
return err
}
}
environmentManager := extension.GetManager()
for schemaID := range manager.Schemas() {
environmentManager.RegisterEnvironment(schemaID, env)
}
pathValue, err := env.VM.Get(pathVar)
if err != nil || !pathValue.IsString() {
return fmt.Errorf("%s string not specified", pathVar)
}
pathString, _ := pathValue.ToString()
return env.LoadExtensionsForPath(manager.Extensions, pathString)
}
//GenTableDef generates create table sql
func (db *DB) GenTableDef(s *schema.Schema, cascade bool) string {
schemaManager := schema.GetManager()
cols, relations := db.genTableCols(s, cascade, nil)
if s.Parent != "" {
foreignSchema, _ := schemaManager.Schema(s.Parent)
cascadeString := ""
if cascade || s.OnParentDeleteCascade {
cascadeString = "on delete cascade"
}
relations = append(relations, fmt.Sprintf("foreign key(`%s_id`) REFERENCES `%s`(id) %s",
s.Parent, foreignSchema.GetDbTableName(), cascadeString))
}
if s.StateVersioning() {
cols = append(cols, quote(configVersionColumnName)+"int not null default 1")
cols = append(cols, quote(stateVersionColumnName)+"int not null default 0")
cols = append(cols, quote(stateErrorColumnName)+"text not null default ''")
cols = append(cols, quote(stateColumnName)+"text not null default ''")
cols = append(cols, quote(stateMonitoringColumnName)+"text not null default ''")
}
cols = append(cols, relations...)
tableSQL := fmt.Sprintf("create table `%s` (%s);\n", s.GetDbTableName(), strings.Join(cols, ","))
log.Debug("Creating table: " + tableSQL)
return tableSQL
}
//GetSchema returns the schema filtered and trimmed for a specific user or nil when the user shouldn't see it at all
func GetSchema(s *schema.Schema, authorization schema.Authorization) (result *schema.Resource, err error) {
manager := schema.GetManager()
metaschema, _ := manager.Schema("schema")
policy, _ := manager.PolicyValidate("read", s.GetPluralURL(), authorization)
if policy == nil {
return
}
if s.IsAbstract() {
return
}
rawSchema := s.JSON()
filteredSchema := util.ExtendMap(nil, s.JSONSchema)
rawSchema["schema"] = filteredSchema
schemaProperties, schemaPropertiesOrder, schemaRequired := policy.FilterSchema(
util.MaybeMap(s.JSONSchema["properties"]),
util.MaybeStringList(s.JSONSchema["propertiesOrder"]),
util.MaybeStringList(s.JSONSchema["required"]))
filteredSchema["properties"] = schemaProperties
filteredSchema["propertiesOrder"] = schemaPropertiesOrder
filteredSchema["required"] = schemaRequired
result, err = schema.NewResource(metaschema, rawSchema)
if err != nil {
log.Warning("%s %s", result, err)
return
}
return
}
// mapChildNamespaceRoute sets a handler returning a dictionary of resources
// supported by a certain API version identified by the given namespace
func mapChildNamespaceRoute(route martini.Router, namespace *schema.Namespace) {
log.Debug("[Path] %s", namespace.GetFullPrefix())
route.Get(
namespace.GetFullPrefix(),
func(w http.ResponseWriter, r *http.Request, p martini.Params, context martini.Context) {
resources := []schema.NamespaceResource{}
for _, s := range schema.GetManager().Schemas() {
if s.NamespaceID == namespace.ID {
resources = append(resources, schema.NamespaceResource{
Links: []schema.Link{
schema.Link{
Href: s.GetPluralURL(),
Rel: "self",
},
},
Name: s.Singular,
Collection: s.Plural,
})
}
}
routes.ServeJson(w, map[string][]schema.NamespaceResource{"resources": resources})
},
)
}
// mapTopLevelNamespaceRoute maps route listing available subnamespaces (versions)
// for a top-level namespace
func mapTopLevelNamespaceRoute(route martini.Router, namespace *schema.Namespace) {
log.Debug("[Path] %s/", namespace.GetFullPrefix())
route.Get(
namespace.GetFullPrefix()+"/",
func(w http.ResponseWriter, r *http.Request, p martini.Params, context martini.Context) {
versions := []schema.Version{}
for _, childNamespace := range schema.GetManager().Namespaces() {
if childNamespace.Parent == namespace.ID {
versions = append(versions, schema.Version{
Status: "SUPPORTED",
ID: childNamespace.Prefix,
Links: []schema.Link{
schema.Link{
Href: childNamespace.GetFullPrefix() + "/",
Rel: "self",
},
},
})
}
}
if len(versions) != 0 {
versions[len(versions)-1].Status = "CURRENT"
}
routes.ServeJson(w, map[string][]schema.Version{"versions": versions})
})
}
func getInitDbCommand() cli.Command {
return cli.Command{
Name: "init-db",
ShortName: "idb",
Usage: "Initialize DB backend with given schema file",
Description: `
Initialize empty database with given schema.
Setting meta-schema option will additionaly populate meta-schema table with schema resources.
Useful for development purposes.`,
Flags: []cli.Flag{
cli.StringFlag{Name: "database-type, t", Value: "sqlite3", Usage: "Backend datebase type"},
cli.StringFlag{Name: "database, d", Value: "gohan.db", Usage: "DB connection string"},
cli.StringFlag{Name: "schema, s", Value: "etc/schema/gohan.json", Usage: "Schema definition"},
cli.BoolFlag{Name: "drop-on-create", Usage: "If true, old database will be dropped"},
cli.BoolFlag{Name: "cascade", Usage: "If true, FOREIGN KEYS in database will be created with ON DELETE CASCADE"},
cli.StringFlag{Name: "meta-schema, m", Value: "", Usage: "Meta-schema file (optional)"},
},
Action: func(c *cli.Context) {
dbType := c.String("database-type")
dbConnection := c.String("database")
schemaFile := c.String("schema")
metaSchemaFile := c.String("meta-schema")
dropOnCreate := c.Bool("drop-on-create")
cascade := c.Bool("cascade")
manager := schema.GetManager()
manager.LoadSchemasFromFiles(schemaFile, metaSchemaFile)
err := db.InitDBWithSchemas(dbType, dbConnection, dropOnCreate, cascade)
if err != nil {
util.ExitFatal(err)
}
fmt.Println("DB is initialized")
},
}
}
func getValidateCommand() cli.Command {
return cli.Command{
Name: "validate",
ShortName: "v",
Usage: "Validate document",
Description: `
Validate document against schema.
It's especially useful to validate schema files against gohan meta-schema.`,
Flags: []cli.Flag{
cli.StringFlag{Name: "schema, s", Value: "etc/schema/gohan.json", Usage: "Schema path"},
cli.StringFlag{Name: "document, d", Value: "etc/apps/example.json", Usage: "Document path"},
},
Action: func(c *cli.Context) {
schemaPath := c.String("schema")
documentPath := c.String("document")
manager := schema.GetManager()
err := manager.LoadSchemaFromFile(schemaPath)
if err != nil {
util.ExitFatal("Failed to parse schema:", err)
}
err = manager.LoadSchemaFromFile(documentPath)
if err == nil {
fmt.Println("Schema is valid")
} else {
util.ExitFatalf("Schema is not valid, see errors below:\n%s\n", err)
}
},
}
}
//DBList lists data from database.
func DBList(tx transaction.Transaction, schemaID string, filter map[string]interface{}) ([]interface{}, error) {
manager := schema.GetManager()
schemaObj, ok := manager.Schema(schemaID)
if !ok {
return nil, fmt.Errorf("Schema %s not found", schemaID)
}
for key, value := range filter {
switch v := value.(type) {
case string:
filter[key] = []string{v}
case bool:
filter[key] = []string{fmt.Sprintf("%v", v)}
case int:
filter[key] = []string{fmt.Sprintf("%v", v)}
case []interface{}:
filterList := make([]string, len(v))
for _, item := range v {
filterList = append(filterList, fmt.Sprintf("%v", item))
}
filter[key] = filterList
}
}
resources, _, err := tx.List(schemaObj, filter, nil)
resp := []interface{}{}
for _, resource := range resources {
resp = append(resp, resource.Data())
}
return resp, err
}
//InitDBWithSchemas initializes database using schemas stored in Manager
func InitDBWithSchemas(dbType, dbConnection string, dropOnCreate, cascade bool) error {
aDb, err := ConnectDB(dbType, dbConnection)
if err != nil {
return err
}
schemaManager := schema.GetManager()
schemas := schemaManager.OrderedSchemas()
if len(schemas) == 0 {
return fmt.Errorf(noSchemasInManagerError)
}
if dropOnCreate {
for i := len(schemas) - 1; i >= 0; i-- {
s := schemas[i]
log.Debug("Dropping table '%s'", s.Plural)
err = aDb.DropTable(s)
if err != nil {
log.Fatal("Error during deleting table:", err.Error())
}
}
}
for _, s := range schemas {
log.Debug("Registering schema %s", s.ID)
err = aDb.RegisterTable(s, cascade)
if err != nil {
message := "Error during registering table: %s"
if strings.Contains(err.Error(), "already exists") {
log.Warning(message, err.Error())
} else {
log.Fatal(message, err.Error())
}
}
}
return nil
}
//GohanModelCreate creates gohan resource and running extensions
func GohanModelCreate(context map[string]interface{}, schemaID string,
dataMap map[string]interface{}) (interface{}, error) {
currentSchema, err := getSchema(schemaID)
if err != nil {
return nil, err
}
context["schema"] = currentSchema
context["path"] = currentSchema.GetPluralURL()
manager := schema.GetManager()
resourceObj, err := manager.LoadResource(currentSchema.ID, dataMap)
if err != nil {
return nil, err
}
if err := resources.CreateResourceInTransaction(
context, resourceObj); err != nil {
return nil, err
}
response, ok := context["response"].(map[string]interface{})
if !ok {
return nil, fmt.Errorf("No response")
}
return response[currentSchema.Singular], nil
}
func getValidateCommand() cli.Command {
return cli.Command{
Name: "validate",
ShortName: "v",
Usage: "Validate document",
Description: `
Validate document against schema.
It's especially useful to validate schema files against gohan meta-schema.`,
Flags: []cli.Flag{
cli.StringFlag{Name: "schema, s", Value: "etc/schema/gohan.json", Usage: "Schema path"},
cli.StringSliceFlag{Name: "document, d", Usage: "Document path"},
},
Action: func(c *cli.Context) {
schemaPath := c.String("schema")
documentPaths := c.StringSlice("document")
if len(documentPaths) == 0 {
util.ExitFatalf("At least one document should be specified for validation\n")
}
manager := schema.GetManager()
err := manager.LoadSchemaFromFile(schemaPath)
if err != nil {
util.ExitFatal("Failed to parse schema:", err)
}
for _, documentPath := range documentPaths {
err = manager.LoadSchemaFromFile(documentPath)
if err != nil {
util.ExitFatalf("Schema is not valid, see errors below:\n%s\n", err)
}
}
fmt.Println("Schema is valid")
},
}
}
func (tl *transactionEventLogger) logEvent(eventType string, resource *schema.Resource, version int64) error {
schemaManager := schema.GetManager()
eventSchema, ok := schemaManager.Schema("event")
if !ok {
return fmt.Errorf("event schema not found")
}
if resource.Schema().Metadata["nosync"] == true {
log.Debug("skipping event logging for schema: %s", resource.Schema().ID)
return nil
}
body, err := resource.JSONString()
if err != nil {
return fmt.Errorf("Error during event resource deserialisation: %s", err.Error())
}
eventResource, err := schema.NewResource(eventSchema, map[string]interface{}{
"type": eventType,
"path": resource.Path(),
"version": version,
"body": body,
"timestamp": int64(time.Now().Unix()),
})
tl.eventLogged = true
return tl.Transaction.Create(eventResource)
}
// UpdateResourceInTransaction updates resource in db in transaction
func UpdateResourceInTransaction(
context middleware.Context,
resourceSchema *schema.Schema, resourceID string,
dataMap map[string]interface{}, tenantIDs []string) error {
manager := schema.GetManager()
mainTransaction := context["transaction"].(transaction.Transaction)
environmentManager := extension.GetManager()
environment, ok := environmentManager.GetEnvironment(resourceSchema.ID)
if !ok {
return fmt.Errorf("No environment for schema")
}
resource, err := mainTransaction.Fetch(
resourceSchema, resourceID, tenantIDs)
if err != nil {
return ResourceError{err, err.Error(), WrongQuery}
}
policy := context["policy"].(*schema.Policy)
// apply property filter
err = policy.ApplyPropertyConditionFilter(schema.ActionUpdate, resource.Data(), dataMap)
if err != nil {
return ResourceError{err, "", Unauthorized}
}
err = resource.Update(dataMap)
if err != nil {
return ResourceError{err, err.Error(), WrongData}
}
context["resource"] = resource.Data()
if err := extension.HandleEvent(context, environment, "pre_update_in_transaction"); err != nil {
return err
}
dataMap, ok = context["resource"].(map[string]interface{})
if !ok {
return fmt.Errorf("Resource not JSON: %s", err)
}
resource, err = manager.LoadResource(resourceSchema.ID, dataMap)
if err != nil {
return fmt.Errorf("Loading Resource failed: %s", err)
}
err = mainTransaction.Update(resource)
if err != nil {
return ResourceError{err, fmt.Sprintf("Failed to store data in database: %v", err), UpdateFailed}
}
response := map[string]interface{}{}
response[resourceSchema.Singular] = resource.Data()
context["response"] = response
if err := extension.HandleEvent(context, environment, "post_update_in_transaction"); err != nil {
return err
}
return nil
}
//DBUpdate updates a resource in a db.
func DBUpdate(tx transaction.Transaction, schemaID string, data map[string]interface{}) error {
manager := schema.GetManager()
resource, err := manager.LoadResource(schemaID, data)
if err != nil {
return err
}
return tx.Update(resource)
}
//DBColumn makes partiall part of sql query from schema
func DBColumn(schemaID string, join bool) (string, error) {
manager := schema.GetManager()
schemaObj, ok := manager.Schema(schemaID)
if !ok {
return "", fmt.Errorf("Schema %s not found", schemaID)
}
return strings.Join(sql.MakeColumns(schemaObj, schemaObj.GetDbTableName(), join), ", "), nil
}
//DBDelete deletes a resource in a db.
func DBDelete(tx transaction.Transaction, schemaID string, id string) error {
manager := schema.GetManager()
schemaObj, ok := manager.Schema(schemaID)
if !ok {
return fmt.Errorf("Schema %s not found", schemaID)
}
return tx.Delete(schemaObj, id)
}
func getSchema(schemaID string) (*schema.Schema, error) {
manager := schema.GetManager()
schema, ok := manager.Schema(schemaID)
if !ok {
return nil, fmt.Errorf(unknownSchemaErrorMesssageFormat, schemaID)
}
return schema, nil
}
func (server *Server) syncEvent(resource *schema.Resource) error {
schemaManager := schema.GetManager()
eventSchema, _ := schemaManager.Schema("event")
tx, err := server.db.Begin()
if err != nil {
return err
}
defer tx.Close()
eventType := resource.Get("type").(string)
resourcePath := resource.Get("path").(string)
body := resource.Get("body").(string)
path := generatePath(resourcePath, body)
version, ok := resource.Get("version").(int)
if !ok {
log.Debug("cannot cast version value in int for %s", path)
}
log.Debug("event %s", eventType)
if eventType == "create" || eventType == "update" {
log.Debug("set %s on sync", path)
content, err := json.Marshal(map[string]interface{}{
"body": body,
"version": version,
})
if err != nil {
log.Error(fmt.Sprintf("When marshalling sync object: %s", err))
return err
}
err = server.sync.Update(path, string(content))
if err != nil {
log.Error(fmt.Sprintf("%s on sync", err))
return err
}
} else if eventType == "delete" {
log.Debug("delete %s", path)
err = server.sync.Delete(path)
if err != nil {
log.Error(fmt.Sprintf("Delete from sync failed %s", err))
return err
}
}
log.Debug("delete event %d", resource.Get("id"))
id := resource.Get("id")
err = tx.Delete(eventSchema, id)
if err != nil {
log.Error(fmt.Sprintf("delete failed: %s", err))
return err
}
err = tx.Commit()
if err != nil {
log.Error(fmt.Sprintf("commit failed: %s", err))
return err
}
return nil
}
func getConvertCommand() cli.Command {
return cli.Command{
Name: "convert",
ShortName: "conv",
Usage: "Convert DB",
Description: `
Gohan convert can be used to migrate Gohan resources between different types of databases.
Setting meta-schema option will additionaly convert meta-schema table with schema resources.
Useful for development purposes.`,
Flags: []cli.Flag{
cli.StringFlag{Name: "in-type, it", Value: "", Usage: "Input db type (yaml, json, sqlite3, mysql)"},
cli.StringFlag{Name: "in, i", Value: "", Usage: "Input db connection spec (or filename)"},
cli.StringFlag{Name: "out-type, ot", Value: "", Usage: "Output db type (yaml, json, sqlite3, mysql)"},
cli.StringFlag{Name: "out, o", Value: "", Usage: "Output db connection spec (or filename)"},
cli.StringFlag{Name: "schema, s", Value: "", Usage: "Schema file"},
cli.StringFlag{Name: "meta-schema, m", Value: "", Usage: "Meta-schema file (optional)"},
},
Action: func(c *cli.Context) {
inType, in := c.String("in-type"), c.String("in")
if inType == "" || in == "" {
util.ExitFatal("Need to provide input database specification")
}
outType, out := c.String("out-type"), c.String("out")
if outType == "" || out == "" {
util.ExitFatal("Need to provide output database specification")
}
schemaFile := c.String("schema")
if schemaFile == "" {
util.ExitFatal("Need to provide schema file")
}
metaSchemaFile := c.String("meta-schema")
schemaManager := schema.GetManager()
err := schemaManager.LoadSchemasFromFiles(schemaFile, metaSchemaFile)
if err != nil {
util.ExitFatal("Error loading schema:", err)
}
inDB, err := db.ConnectDB(inType, in)
if err != nil {
util.ExitFatal(err)
}
outDB, err := db.ConnectDB(outType, out)
if err != nil {
util.ExitFatal(err)
}
err = db.CopyDBResources(inDB, outDB)
if err != nil {
util.ExitFatal(err)
}
fmt.Println("Conversion complete")
},
}
}
//SNMP Process
//Experimental
func startSNMPProcess(server *Server) {
manager := schema.GetManager()
config := util.GetConfig()
enabled := config.GetParam("snmp", nil)
if enabled == nil {
return
}
host := config.GetString("snmp/address", "localhost:162")
path := "snmp://"
env := newEnvironment(server.db, server.keystoneIdentity, server.timelimit)
err := env.LoadExtensionsForPath(manager.Extensions, path)
if err != nil {
log.Fatal(fmt.Sprintf("Extensions parsing error: %v", err))
}
addr, err := net.ResolveUDPAddr("udp", host)
if err != nil {
log.Fatal(err)
}
conn, err := net.ListenUDP("udp", addr)
if err != nil {
log.Fatal(err)
}
buf := make([]byte, 1024)
go func() {
defer conn.Close()
for server.running {
rlen, remote, err := conn.ReadFromUDP(buf)
if err != nil {
log.Error(fmt.Sprintf("[SNMP] failed read bytes %s", err))
return
}
decoded, err := wapsnmp.DecodeSequence(buf[:rlen])
if err != nil {
log.Error(fmt.Sprintf("[SNMP] failed decode bytes %s", err))
continue
}
infos := decoded[3].([]interface{})[4].([]interface{})[1:]
trap := map[string]string{}
for _, info := range infos {
listInfo := info.([]interface{})
oid := listInfo[1].(wapsnmp.Oid)
trap[oid.String()] = fmt.Sprintf("%v", listInfo[2])
}
context := map[string]interface{}{
"trap": trap,
"remote": remote,
}
if err := env.HandleEvent("notification", context); err != nil {
log.Warning(fmt.Sprintf("extension error: %s", err))
}
}
}()
}
//GohanSchema returns gohan schema object by schemaID.
func GohanSchema(schemaID string) (*schema.Schema, error) {
var err error
manager := schema.GetManager()
schema, ok := manager.Schema(schemaID)
if !ok {
err = fmt.Errorf("Schema %s isn't loaded", schemaID)
}
return schema, err
}
//GenTableDef generates table create sql
func (db *DB) GenTableDef(s *schema.Schema, cascade bool) string {
schemaManager := schema.GetManager()
var cols []string
var relations []string
cascadeString := ""
if cascade {
cascadeString = "on delete cascade"
}
for _, property := range s.Properties {
handler := db.handlers[property.Type]
dataType := property.SQLType
if db.sqlType == "sqlite3" {
dataType = strings.Replace(dataType, "auto_increment", "autoincrement", 1)
}
if dataType == "" {
dataType = handler.dataType(&property)
if property.ID == "id" {
dataType += " primary key"
} else {
if property.Nullable {
dataType += " null"
} else {
dataType += " not null"
}
if property.Unique {
dataType += " unique"
}
}
}
sql := "`" + property.ID + "`" + dataType
cols = append(cols, sql)
if property.Relation != "" {
foreignSchema, _ := schemaManager.Schema(property.Relation)
if foreignSchema != nil {
relations = append(relations, fmt.Sprintf("foreign key(`%s`) REFERENCES `%s`(id) %s",
property.ID, foreignSchema.GetDbTableName(), cascadeString))
}
}
}
if s.Parent != "" {
foreignSchema, _ := schemaManager.Schema(s.Parent)
relations = append(relations, fmt.Sprintf("foreign key(`%s_id`) REFERENCES `%s`(id) %s",
s.Parent, foreignSchema.GetDbTableName(), cascadeString))
}
if s.StateVersioning() {
cols = append(cols, quote(configVersionColumnName)+"int not null default 1")
cols = append(cols, quote(stateVersionColumnName)+"int not null default 0")
cols = append(cols, quote(stateErrorColumnName)+"text not null default ''")
cols = append(cols, quote(stateColumnName)+"text not null default ''")
cols = append(cols, quote(stateMonitoringColumnName)+"text not null default ''")
}
cols = append(cols, relations...)
tableSQL := fmt.Sprintf("create table `%s` (%s);\n", s.GetDbTableName(), strings.Join(cols, ","))
log.Debug("Creating table: " + tableSQL)
return tableSQL
}
func (env *Environment) registerEnvironments() error {
manager := schema.GetManager()
environmentManager := extension.GetManager()
for schemaID := range manager.Schemas() {
// Note: the following code ignores errors related to registration
// of an environment that has already been registered
environmentManager.RegisterEnvironment(schemaID, env)
}
return nil
}
func (env *Environment) loadExtensions() error {
manager := schema.GetManager()
pathValue, err := env.VM.Get(pathVar)
if err != nil || !pathValue.IsString() {
return fmt.Errorf("%s string not specified", pathVar)
}
pathString, _ := pathValue.ToString()
return env.LoadExtensionsForPath(manager.Extensions, pathString)
}
func initBenchmarkDatabase() error {
schema.ClearManager()
manager := schema.GetManager()
manager.LoadSchemasFromFiles("../etc/apps/example.yaml", "../etc/schema/gohan.json")
err := db.InitDBWithSchemas("mysql", "root@tcp(localhost:3306)/gohan_test", false, false)
if err != nil {
return err
}
return nil
}
// NewEnvironmentForPath creates an extension environment and loads extensions for path
func (server *Server) NewEnvironmentForPath(name string, path string) (env extension.Environment, err error) {
manager := schema.GetManager()
env = server.newEnvironment(name)
err = env.LoadExtensionsForPath(manager.Extensions, path)
if err != nil {
err = fmt.Errorf("Extensions parsing error: %v", err)
}
return
}
func loadPolicy(context middleware.Context, action, path string, auth schema.Authorization) (*schema.Policy, error) {
manager := schema.GetManager()
policy, role := manager.PolicyValidate(action, path, auth)
if policy == nil {
err := fmt.Errorf(fmt.Sprintf("No matching policy: %s %s", action, path))
return nil, ResourceError{err, err.Error(), Unauthorized}
}
context["policy"] = policy
context["role"] = role
return policy, nil
}
// MapNamespacesRoutes maps routes for all namespaces
func MapNamespacesRoutes(route martini.Router) {
manager := schema.GetManager()
for _, namespace := range manager.Namespaces() {
if namespace.IsTopLevel() {
mapTopLevelNamespaceRoute(route, namespace)
} else {
mapChildNamespaceRoute(route, namespace)
}
}
}
