// Initialize REST handlers. Call this once on launch.
func InitREST(bucket *couchbase.Bucket, dbName string, serverURL string) *context {
if dbName == "" {
dbName = bucket.Name
}
dbcontext, err := db.NewDatabaseContext(dbName, bucket)
if err != nil {
return nil
}
newdb, err := db.GetDatabase(dbcontext, nil)
if err != nil {
return nil
}
newdb.ReadDesignDocument()
if dbcontext.ChannelMapper == nil {
log.Printf("Channel mapper undefined; using default")
// Always have a channel mapper object even if it does nothing:
dbcontext.ChannelMapper, _ = channels.NewDefaultChannelMapper()
}
if dbcontext.Validator == nil {
log.Printf("Validator undefined; no validation")
}
c := &context{
dbcontext: dbcontext,
auth: auth.NewAuthenticator(bucket),
serverURL: serverURL,
}
http.Handle("/", createHandler(c))
return c
}
// Adds a database to the ServerContext given its configuration.
func (sc *ServerContext) AddDatabaseFromConfig(config *DbConfig) error {
server := "http://localhost:8091"
pool := "default"
bucketName := config.name
if config.Server != nil {
server = *config.Server
}
if config.Pool != nil {
pool = *config.Pool
}
if config.Bucket != nil {
bucketName = *config.Bucket
}
dbName := config.name
if dbName == "" {
dbName = bucketName
}
base.Log("Opening db /%s as bucket %q, pool %q, server <%s>",
dbName, bucketName, pool, server)
if err := db.ValidateDatabaseName(dbName); err != nil {
return err
}
// Connect to the bucket and add the database:
bucket, err := db.ConnectToBucket(server, pool, bucketName)
if err != nil {
return err
}
dbcontext, err := db.NewDatabaseContext(dbName, bucket)
if err != nil {
return err
}
if config.Sync != nil {
if err := dbcontext.ApplySyncFun(*config.Sync); err != nil {
return err
}
}
if dbcontext.ChannelMapper == nil {
base.Warn("Database %q sync function undefined; using default", dbName)
}
// Create default users & roles:
if err := sc.installPrincipals(dbcontext, config.Roles, "role"); err != nil {
return err
} else if err := sc.installPrincipals(dbcontext, config.Users, "user"); err != nil {
return err
}
// Register it so HTTP handlers can find it:
if err := sc.registerDatabase(dbcontext); err != nil {
return err
}
return nil
}
func callREST(method, resource string, body string) *httptest.ResponseRecorder {
input := bytes.NewBufferString(body)
request, _ := http.NewRequest(method, "http://localhost"+resource, input)
response := httptest.NewRecorder()
mapper, _ := channels.NewChannelMapper(`function(doc) {sync(doc.channels);}`)
response.Code = 200 // doesn't seem to be initialized by default; filed Go bug #4188
dbcontext, _ := db.NewDatabaseContext("db", gTestBucket)
dbcontext.ChannelMapper = mapper
context := &context{dbcontext, nil, ""}
handler := createHandler(context)
handler.ServeHTTP(response, request)
return response
}
// Adds a database to the serverContext given its Bucket.
func (sc *serverContext) addDatabase(bucket base.Bucket, dbName string, syncFun *string, nag bool) (*context, error) {
if dbName == "" {
dbName = bucket.GetName()
}
if match, _ := regexp.MatchString(`^[a-z][-a-z0-9_$()+/]*$`, dbName); !match {
return nil, fmt.Errorf("Illegal database name: %s", dbName)
}
if sc.databases[dbName] != nil {
return nil, fmt.Errorf("Duplicate database name %q", dbName)
}
dbcontext, err := db.NewDatabaseContext(dbName, bucket)
if err != nil {
return nil, err
}
if syncFun != nil {
if err := dbcontext.ApplySyncFun(*syncFun); err != nil {
return nil, err
}
}
if dbcontext.ChannelMapper == nil {
if nag {
base.Warn("Sync function undefined; using default")
}
// Always have a channel mapper object even if it does nothing:
dbcontext.ChannelMapper, _ = channels.NewDefaultChannelMapper()
}
c := &context{
dbcontext: dbcontext,
auth: dbcontext.Authenticator(),
}
sc.databases[dbName] = c
return c, nil
}
// Adds a database to the ServerContext given its configuration.
func (sc *ServerContext) AddDatabaseFromConfig(config *DbConfig) (*db.DatabaseContext, error) {
server := "http://localhost:8091"
pool := "default"
bucketName := config.name
if config.Server != nil {
server = *config.Server
}
if config.Pool != nil {
pool = *config.Pool
}
if config.Bucket != nil {
bucketName = *config.Bucket
}
dbName := config.name
if dbName == "" {
dbName = bucketName
}
base.Log("Opening db /%s as bucket %q, pool %q, server <%s>",
dbName, bucketName, pool, server)
if err := db.ValidateDatabaseName(dbName); err != nil {
return nil, err
}
var importDocs, autoImport bool
switch config.ImportDocs {
case nil, false:
case true:
importDocs = true
case "continuous":
importDocs = true
autoImport = true
default:
return nil, fmt.Errorf("Unrecognized value for ImportDocs: %#v", config.ImportDocs)
}
// Connect to the bucket and add the database:
spec := base.BucketSpec{
Server: server,
PoolName: pool,
BucketName: bucketName,
}
if config.Username != "" {
spec.Auth = config
}
bucket, err := db.ConnectToBucket(spec)
if err != nil {
return nil, err
}
dbcontext, err := db.NewDatabaseContext(dbName, bucket, autoImport)
if err != nil {
return nil, err
}
syncFn := ""
if config.Sync != nil {
syncFn = *config.Sync
}
if err := dbcontext.ApplySyncFun(syncFn, importDocs); err != nil {
return nil, err
}
if config.RevsLimit != nil && *config.RevsLimit > 0 {
dbcontext.RevsLimit = *config.RevsLimit
}
if dbcontext.ChannelMapper == nil {
base.Warn("Database %q sync function undefined; using default", dbName)
}
// Create default users & roles:
if err := sc.installPrincipals(dbcontext, config.Roles, "role"); err != nil {
return nil, err
} else if err := sc.installPrincipals(dbcontext, config.Users, "user"); err != nil {
return nil, err
}
// Register it so HTTP handlers can find it:
if err := sc.registerDatabase(dbcontext); err != nil {
dbcontext.Close()
return nil, err
}
return dbcontext, nil
}
// Adds a database to the ServerContext given its configuration.
func (sc *ServerContext) AddDatabaseFromConfig(config *DbConfig) (*db.DatabaseContext, error) {
server := "http://localhost:8091"
pool := "default"
bucketName := config.name
if config.Server != nil {
server = *config.Server
}
if config.Pool != nil {
pool = *config.Pool
}
if config.Bucket != nil {
bucketName = *config.Bucket
}
dbName := config.name
if dbName == "" {
dbName = bucketName
}
base.Log("Opening db /%s as bucket %q, pool %q, server <%s>",
dbName, bucketName, pool, server)
if err := db.ValidateDatabaseName(dbName); err != nil {
return nil, err
}
var importDocs, autoImport bool
switch config.ImportDocs {
case nil, false:
case true:
importDocs = true
case "continuous":
importDocs = true
autoImport = true
default:
return nil, fmt.Errorf("Unrecognized value for ImportDocs: %#v", config.ImportDocs)
}
// Connect to the bucket and add the database:
spec := base.BucketSpec{
Server: server,
PoolName: pool,
BucketName: bucketName,
}
if config.Username != "" {
spec.Auth = config
}
bucket, err := db.ConnectToBucket(spec)
if err != nil {
return nil, err
}
dbcontext, err := db.NewDatabaseContext(dbName, bucket, autoImport)
if err != nil {
return nil, err
}
syncFn := ""
if config.Sync != nil {
syncFn = *config.Sync
}
if err := sc.applySyncFunction(dbcontext, syncFn); err != nil {
return nil, err
}
if importDocs {
db, _ := db.GetDatabase(dbcontext, nil)
if _, err := db.UpdateAllDocChannels(false, true); err != nil {
return nil, err
}
}
if config.RevsLimit != nil && *config.RevsLimit > 0 {
dbcontext.RevsLimit = *config.RevsLimit
}
if dbcontext.ChannelMapper == nil {
base.Log("Using default sync function 'channel(doc.channels)' for database %q", dbName)
}
// Create default users & roles:
if err := sc.installPrincipals(dbcontext, config.Roles, "role"); err != nil {
return nil, err
} else if err := sc.installPrincipals(dbcontext, config.Users, "user"); err != nil {
return nil, err
}
// Install bucket-shadower if any:
if shadow := config.Shadow; shadow != nil {
if err := sc.startShadowing(dbcontext, shadow); err != nil {
base.Warn("Database %q: unable to connect to external bucket for shadowing: %v",
dbName, err)
}
}
// Register it so HTTP handlers can find it:
if err := sc.registerDatabase(dbcontext); err != nil {
dbcontext.Close()
return nil, err
}
sc.setDatabaseConfig(config.name, config)
return dbcontext, nil
}
