mirror of
https://github.com/minio/minio.git
synced 2024-12-26 23:25:54 -05:00
e29009d347
Commit 5c13765168 removed postgre registration triggerd
by the automatic gofmt command but it was the only where pg is registered. This commit
fixes behavior and adds unit tests to check whether postgre & sql are registered or not.
516 lines
15 KiB
Go
516 lines
15 KiB
Go
package pq
|
|
|
|
import (
|
|
"database/sql/driver"
|
|
"fmt"
|
|
"io"
|
|
"net"
|
|
"runtime"
|
|
)
|
|
|
|
// Error severities
|
|
const (
|
|
Efatal = "FATAL"
|
|
Epanic = "PANIC"
|
|
Ewarning = "WARNING"
|
|
Enotice = "NOTICE"
|
|
Edebug = "DEBUG"
|
|
Einfo = "INFO"
|
|
Elog = "LOG"
|
|
)
|
|
|
|
// Error represents an error communicating with the server.
|
|
//
|
|
// See http://www.postgresql.org/docs/current/static/protocol-error-fields.html for details of the fields
|
|
type Error struct {
|
|
Severity string
|
|
Code ErrorCode
|
|
Message string
|
|
Detail string
|
|
Hint string
|
|
Position string
|
|
InternalPosition string
|
|
InternalQuery string
|
|
Where string
|
|
Schema string
|
|
Table string
|
|
Column string
|
|
DataTypeName string
|
|
Constraint string
|
|
File string
|
|
Line string
|
|
Routine string
|
|
}
|
|
|
|
// ErrorCode is a five-character error code.
|
|
type ErrorCode string
|
|
|
|
// Name returns a more human friendly rendering of the error code, namely the
|
|
// "condition name".
|
|
//
|
|
// See http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html for
|
|
// details.
|
|
func (ec ErrorCode) Name() string {
|
|
return errorCodeNames[ec]
|
|
}
|
|
|
|
// ErrorClass is only the class part of an error code.
|
|
type ErrorClass string
|
|
|
|
// Name returns the condition name of an error class. It is equivalent to the
|
|
// condition name of the "standard" error code (i.e. the one having the last
|
|
// three characters "000").
|
|
func (ec ErrorClass) Name() string {
|
|
return errorCodeNames[ErrorCode(ec+"000")]
|
|
}
|
|
|
|
// Class returns the error class, e.g. "28".
|
|
//
|
|
// See http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html for
|
|
// details.
|
|
func (ec ErrorCode) Class() ErrorClass {
|
|
return ErrorClass(ec[0:2])
|
|
}
|
|
|
|
// errorCodeNames is a mapping between the five-character error codes and the
|
|
// human readable "condition names". It is derived from the list at
|
|
// http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html
|
|
var errorCodeNames = map[ErrorCode]string{
|
|
// Class 00 - Successful Completion
|
|
"00000": "successful_completion",
|
|
// Class 01 - Warning
|
|
"01000": "warning",
|
|
"0100C": "dynamic_result_sets_returned",
|
|
"01008": "implicit_zero_bit_padding",
|
|
"01003": "null_value_eliminated_in_set_function",
|
|
"01007": "privilege_not_granted",
|
|
"01006": "privilege_not_revoked",
|
|
"01004": "string_data_right_truncation",
|
|
"01P01": "deprecated_feature",
|
|
// Class 02 - No Data (this is also a warning class per the SQL standard)
|
|
"02000": "no_data",
|
|
"02001": "no_additional_dynamic_result_sets_returned",
|
|
// Class 03 - SQL Statement Not Yet Complete
|
|
"03000": "sql_statement_not_yet_complete",
|
|
// Class 08 - Connection Exception
|
|
"08000": "connection_exception",
|
|
"08003": "connection_does_not_exist",
|
|
"08006": "connection_failure",
|
|
"08001": "sqlclient_unable_to_establish_sqlconnection",
|
|
"08004": "sqlserver_rejected_establishment_of_sqlconnection",
|
|
"08007": "transaction_resolution_unknown",
|
|
"08P01": "protocol_violation",
|
|
// Class 09 - Triggered Action Exception
|
|
"09000": "triggered_action_exception",
|
|
// Class 0A - Feature Not Supported
|
|
"0A000": "feature_not_supported",
|
|
// Class 0B - Invalid Transaction Initiation
|
|
"0B000": "invalid_transaction_initiation",
|
|
// Class 0F - Locator Exception
|
|
"0F000": "locator_exception",
|
|
"0F001": "invalid_locator_specification",
|
|
// Class 0L - Invalid Grantor
|
|
"0L000": "invalid_grantor",
|
|
"0LP01": "invalid_grant_operation",
|
|
// Class 0P - Invalid Role Specification
|
|
"0P000": "invalid_role_specification",
|
|
// Class 0Z - Diagnostics Exception
|
|
"0Z000": "diagnostics_exception",
|
|
"0Z002": "stacked_diagnostics_accessed_without_active_handler",
|
|
// Class 20 - Case Not Found
|
|
"20000": "case_not_found",
|
|
// Class 21 - Cardinality Violation
|
|
"21000": "cardinality_violation",
|
|
// Class 22 - Data Exception
|
|
"22000": "data_exception",
|
|
"2202E": "array_subscript_error",
|
|
"22021": "character_not_in_repertoire",
|
|
"22008": "datetime_field_overflow",
|
|
"22012": "division_by_zero",
|
|
"22005": "error_in_assignment",
|
|
"2200B": "escape_character_conflict",
|
|
"22022": "indicator_overflow",
|
|
"22015": "interval_field_overflow",
|
|
"2201E": "invalid_argument_for_logarithm",
|
|
"22014": "invalid_argument_for_ntile_function",
|
|
"22016": "invalid_argument_for_nth_value_function",
|
|
"2201F": "invalid_argument_for_power_function",
|
|
"2201G": "invalid_argument_for_width_bucket_function",
|
|
"22018": "invalid_character_value_for_cast",
|
|
"22007": "invalid_datetime_format",
|
|
"22019": "invalid_escape_character",
|
|
"2200D": "invalid_escape_octet",
|
|
"22025": "invalid_escape_sequence",
|
|
"22P06": "nonstandard_use_of_escape_character",
|
|
"22010": "invalid_indicator_parameter_value",
|
|
"22023": "invalid_parameter_value",
|
|
"2201B": "invalid_regular_expression",
|
|
"2201W": "invalid_row_count_in_limit_clause",
|
|
"2201X": "invalid_row_count_in_result_offset_clause",
|
|
"22009": "invalid_time_zone_displacement_value",
|
|
"2200C": "invalid_use_of_escape_character",
|
|
"2200G": "most_specific_type_mismatch",
|
|
"22004": "null_value_not_allowed",
|
|
"22002": "null_value_no_indicator_parameter",
|
|
"22003": "numeric_value_out_of_range",
|
|
"2200H": "sequence_generator_limit_exceeded",
|
|
"22026": "string_data_length_mismatch",
|
|
"22001": "string_data_right_truncation",
|
|
"22011": "substring_error",
|
|
"22027": "trim_error",
|
|
"22024": "unterminated_c_string",
|
|
"2200F": "zero_length_character_string",
|
|
"22P01": "floating_point_exception",
|
|
"22P02": "invalid_text_representation",
|
|
"22P03": "invalid_binary_representation",
|
|
"22P04": "bad_copy_file_format",
|
|
"22P05": "untranslatable_character",
|
|
"2200L": "not_an_xml_document",
|
|
"2200M": "invalid_xml_document",
|
|
"2200N": "invalid_xml_content",
|
|
"2200S": "invalid_xml_comment",
|
|
"2200T": "invalid_xml_processing_instruction",
|
|
// Class 23 - Integrity Constraint Violation
|
|
"23000": "integrity_constraint_violation",
|
|
"23001": "restrict_violation",
|
|
"23502": "not_null_violation",
|
|
"23503": "foreign_key_violation",
|
|
"23505": "unique_violation",
|
|
"23514": "check_violation",
|
|
"23P01": "exclusion_violation",
|
|
// Class 24 - Invalid Cursor State
|
|
"24000": "invalid_cursor_state",
|
|
// Class 25 - Invalid Transaction State
|
|
"25000": "invalid_transaction_state",
|
|
"25001": "active_sql_transaction",
|
|
"25002": "branch_transaction_already_active",
|
|
"25008": "held_cursor_requires_same_isolation_level",
|
|
"25003": "inappropriate_access_mode_for_branch_transaction",
|
|
"25004": "inappropriate_isolation_level_for_branch_transaction",
|
|
"25005": "no_active_sql_transaction_for_branch_transaction",
|
|
"25006": "read_only_sql_transaction",
|
|
"25007": "schema_and_data_statement_mixing_not_supported",
|
|
"25P01": "no_active_sql_transaction",
|
|
"25P02": "in_failed_sql_transaction",
|
|
// Class 26 - Invalid SQL Statement Name
|
|
"26000": "invalid_sql_statement_name",
|
|
// Class 27 - Triggered Data Change Violation
|
|
"27000": "triggered_data_change_violation",
|
|
// Class 28 - Invalid Authorization Specification
|
|
"28000": "invalid_authorization_specification",
|
|
"28P01": "invalid_password",
|
|
// Class 2B - Dependent Privilege Descriptors Still Exist
|
|
"2B000": "dependent_privilege_descriptors_still_exist",
|
|
"2BP01": "dependent_objects_still_exist",
|
|
// Class 2D - Invalid Transaction Termination
|
|
"2D000": "invalid_transaction_termination",
|
|
// Class 2F - SQL Routine Exception
|
|
"2F000": "sql_routine_exception",
|
|
"2F005": "function_executed_no_return_statement",
|
|
"2F002": "modifying_sql_data_not_permitted",
|
|
"2F003": "prohibited_sql_statement_attempted",
|
|
"2F004": "reading_sql_data_not_permitted",
|
|
// Class 34 - Invalid Cursor Name
|
|
"34000": "invalid_cursor_name",
|
|
// Class 38 - External Routine Exception
|
|
"38000": "external_routine_exception",
|
|
"38001": "containing_sql_not_permitted",
|
|
"38002": "modifying_sql_data_not_permitted",
|
|
"38003": "prohibited_sql_statement_attempted",
|
|
"38004": "reading_sql_data_not_permitted",
|
|
// Class 39 - External Routine Invocation Exception
|
|
"39000": "external_routine_invocation_exception",
|
|
"39001": "invalid_sqlstate_returned",
|
|
"39004": "null_value_not_allowed",
|
|
"39P01": "trigger_protocol_violated",
|
|
"39P02": "srf_protocol_violated",
|
|
// Class 3B - Savepoint Exception
|
|
"3B000": "savepoint_exception",
|
|
"3B001": "invalid_savepoint_specification",
|
|
// Class 3D - Invalid Catalog Name
|
|
"3D000": "invalid_catalog_name",
|
|
// Class 3F - Invalid Schema Name
|
|
"3F000": "invalid_schema_name",
|
|
// Class 40 - Transaction Rollback
|
|
"40000": "transaction_rollback",
|
|
"40002": "transaction_integrity_constraint_violation",
|
|
"40001": "serialization_failure",
|
|
"40003": "statement_completion_unknown",
|
|
"40P01": "deadlock_detected",
|
|
// Class 42 - Syntax Error or Access Rule Violation
|
|
"42000": "syntax_error_or_access_rule_violation",
|
|
"42601": "syntax_error",
|
|
"42501": "insufficient_privilege",
|
|
"42846": "cannot_coerce",
|
|
"42803": "grouping_error",
|
|
"42P20": "windowing_error",
|
|
"42P19": "invalid_recursion",
|
|
"42830": "invalid_foreign_key",
|
|
"42602": "invalid_name",
|
|
"42622": "name_too_long",
|
|
"42939": "reserved_name",
|
|
"42804": "datatype_mismatch",
|
|
"42P18": "indeterminate_datatype",
|
|
"42P21": "collation_mismatch",
|
|
"42P22": "indeterminate_collation",
|
|
"42809": "wrong_object_type",
|
|
"42703": "undefined_column",
|
|
"42883": "undefined_function",
|
|
"42P01": "undefined_table",
|
|
"42P02": "undefined_parameter",
|
|
"42704": "undefined_object",
|
|
"42701": "duplicate_column",
|
|
"42P03": "duplicate_cursor",
|
|
"42P04": "duplicate_database",
|
|
"42723": "duplicate_function",
|
|
"42P05": "duplicate_prepared_statement",
|
|
"42P06": "duplicate_schema",
|
|
"42P07": "duplicate_table",
|
|
"42712": "duplicate_alias",
|
|
"42710": "duplicate_object",
|
|
"42702": "ambiguous_column",
|
|
"42725": "ambiguous_function",
|
|
"42P08": "ambiguous_parameter",
|
|
"42P09": "ambiguous_alias",
|
|
"42P10": "invalid_column_reference",
|
|
"42611": "invalid_column_definition",
|
|
"42P11": "invalid_cursor_definition",
|
|
"42P12": "invalid_database_definition",
|
|
"42P13": "invalid_function_definition",
|
|
"42P14": "invalid_prepared_statement_definition",
|
|
"42P15": "invalid_schema_definition",
|
|
"42P16": "invalid_table_definition",
|
|
"42P17": "invalid_object_definition",
|
|
// Class 44 - WITH CHECK OPTION Violation
|
|
"44000": "with_check_option_violation",
|
|
// Class 53 - Insufficient Resources
|
|
"53000": "insufficient_resources",
|
|
"53100": "disk_full",
|
|
"53200": "out_of_memory",
|
|
"53300": "too_many_connections",
|
|
"53400": "configuration_limit_exceeded",
|
|
// Class 54 - Program Limit Exceeded
|
|
"54000": "program_limit_exceeded",
|
|
"54001": "statement_too_complex",
|
|
"54011": "too_many_columns",
|
|
"54023": "too_many_arguments",
|
|
// Class 55 - Object Not In Prerequisite State
|
|
"55000": "object_not_in_prerequisite_state",
|
|
"55006": "object_in_use",
|
|
"55P02": "cant_change_runtime_param",
|
|
"55P03": "lock_not_available",
|
|
// Class 57 - Operator Intervention
|
|
"57000": "operator_intervention",
|
|
"57014": "query_canceled",
|
|
"57P01": "admin_shutdown",
|
|
"57P02": "crash_shutdown",
|
|
"57P03": "cannot_connect_now",
|
|
"57P04": "database_dropped",
|
|
// Class 58 - System Error (errors external to PostgreSQL itself)
|
|
"58000": "system_error",
|
|
"58030": "io_error",
|
|
"58P01": "undefined_file",
|
|
"58P02": "duplicate_file",
|
|
// Class F0 - Configuration File Error
|
|
"F0000": "config_file_error",
|
|
"F0001": "lock_file_exists",
|
|
// Class HV - Foreign Data Wrapper Error (SQL/MED)
|
|
"HV000": "fdw_error",
|
|
"HV005": "fdw_column_name_not_found",
|
|
"HV002": "fdw_dynamic_parameter_value_needed",
|
|
"HV010": "fdw_function_sequence_error",
|
|
"HV021": "fdw_inconsistent_descriptor_information",
|
|
"HV024": "fdw_invalid_attribute_value",
|
|
"HV007": "fdw_invalid_column_name",
|
|
"HV008": "fdw_invalid_column_number",
|
|
"HV004": "fdw_invalid_data_type",
|
|
"HV006": "fdw_invalid_data_type_descriptors",
|
|
"HV091": "fdw_invalid_descriptor_field_identifier",
|
|
"HV00B": "fdw_invalid_handle",
|
|
"HV00C": "fdw_invalid_option_index",
|
|
"HV00D": "fdw_invalid_option_name",
|
|
"HV090": "fdw_invalid_string_length_or_buffer_length",
|
|
"HV00A": "fdw_invalid_string_format",
|
|
"HV009": "fdw_invalid_use_of_null_pointer",
|
|
"HV014": "fdw_too_many_handles",
|
|
"HV001": "fdw_out_of_memory",
|
|
"HV00P": "fdw_no_schemas",
|
|
"HV00J": "fdw_option_name_not_found",
|
|
"HV00K": "fdw_reply_handle",
|
|
"HV00Q": "fdw_schema_not_found",
|
|
"HV00R": "fdw_table_not_found",
|
|
"HV00L": "fdw_unable_to_create_execution",
|
|
"HV00M": "fdw_unable_to_create_reply",
|
|
"HV00N": "fdw_unable_to_establish_connection",
|
|
// Class P0 - PL/pgSQL Error
|
|
"P0000": "plpgsql_error",
|
|
"P0001": "raise_exception",
|
|
"P0002": "no_data_found",
|
|
"P0003": "too_many_rows",
|
|
// Class XX - Internal Error
|
|
"XX000": "internal_error",
|
|
"XX001": "data_corrupted",
|
|
"XX002": "index_corrupted",
|
|
}
|
|
|
|
func parseError(r *readBuf) *Error {
|
|
err := new(Error)
|
|
for t := r.byte(); t != 0; t = r.byte() {
|
|
msg := r.string()
|
|
switch t {
|
|
case 'S':
|
|
err.Severity = msg
|
|
case 'C':
|
|
err.Code = ErrorCode(msg)
|
|
case 'M':
|
|
err.Message = msg
|
|
case 'D':
|
|
err.Detail = msg
|
|
case 'H':
|
|
err.Hint = msg
|
|
case 'P':
|
|
err.Position = msg
|
|
case 'p':
|
|
err.InternalPosition = msg
|
|
case 'q':
|
|
err.InternalQuery = msg
|
|
case 'W':
|
|
err.Where = msg
|
|
case 's':
|
|
err.Schema = msg
|
|
case 't':
|
|
err.Table = msg
|
|
case 'c':
|
|
err.Column = msg
|
|
case 'd':
|
|
err.DataTypeName = msg
|
|
case 'n':
|
|
err.Constraint = msg
|
|
case 'F':
|
|
err.File = msg
|
|
case 'L':
|
|
err.Line = msg
|
|
case 'R':
|
|
err.Routine = msg
|
|
}
|
|
}
|
|
return err
|
|
}
|
|
|
|
// Fatal returns true if the Error Severity is fatal.
|
|
func (err *Error) Fatal() bool {
|
|
return err.Severity == Efatal
|
|
}
|
|
|
|
// Get implements the legacy PGError interface. New code should use the fields
|
|
// of the Error struct directly.
|
|
func (err *Error) Get(k byte) (v string) {
|
|
switch k {
|
|
case 'S':
|
|
return err.Severity
|
|
case 'C':
|
|
return string(err.Code)
|
|
case 'M':
|
|
return err.Message
|
|
case 'D':
|
|
return err.Detail
|
|
case 'H':
|
|
return err.Hint
|
|
case 'P':
|
|
return err.Position
|
|
case 'p':
|
|
return err.InternalPosition
|
|
case 'q':
|
|
return err.InternalQuery
|
|
case 'W':
|
|
return err.Where
|
|
case 's':
|
|
return err.Schema
|
|
case 't':
|
|
return err.Table
|
|
case 'c':
|
|
return err.Column
|
|
case 'd':
|
|
return err.DataTypeName
|
|
case 'n':
|
|
return err.Constraint
|
|
case 'F':
|
|
return err.File
|
|
case 'L':
|
|
return err.Line
|
|
case 'R':
|
|
return err.Routine
|
|
}
|
|
return ""
|
|
}
|
|
|
|
func (err Error) Error() string {
|
|
return "pq: " + err.Message
|
|
}
|
|
|
|
// PGError is an interface used by previous versions of pq. It is provided
|
|
// only to support legacy code. New code should use the Error type.
|
|
type PGError interface {
|
|
Error() string
|
|
Fatal() bool
|
|
Get(k byte) (v string)
|
|
}
|
|
|
|
func errorf(s string, args ...interface{}) {
|
|
panic(fmt.Errorf("pq: %s", fmt.Sprintf(s, args...)))
|
|
}
|
|
|
|
// TODO(ainar-g) Rename to errorf after removing panics.
|
|
func fmterrorf(s string, args ...interface{}) error {
|
|
return fmt.Errorf("pq: %s", fmt.Sprintf(s, args...))
|
|
}
|
|
|
|
func errRecoverNoErrBadConn(err *error) {
|
|
e := recover()
|
|
if e == nil {
|
|
// Do nothing
|
|
return
|
|
}
|
|
var ok bool
|
|
*err, ok = e.(error)
|
|
if !ok {
|
|
*err = fmt.Errorf("pq: unexpected error: %#v", e)
|
|
}
|
|
}
|
|
|
|
func (c *conn) errRecover(err *error) {
|
|
e := recover()
|
|
switch v := e.(type) {
|
|
case nil:
|
|
// Do nothing
|
|
case runtime.Error:
|
|
c.bad = true
|
|
panic(v)
|
|
case *Error:
|
|
if v.Fatal() {
|
|
*err = driver.ErrBadConn
|
|
} else {
|
|
*err = v
|
|
}
|
|
case *net.OpError:
|
|
c.bad = true
|
|
*err = v
|
|
case error:
|
|
if v == io.EOF || v.(error).Error() == "remote error: handshake failure" {
|
|
*err = driver.ErrBadConn
|
|
} else {
|
|
*err = v
|
|
}
|
|
|
|
default:
|
|
c.bad = true
|
|
panic(fmt.Sprintf("unknown error: %#v", e))
|
|
}
|
|
|
|
// Any time we return ErrBadConn, we need to remember it since *Tx doesn't
|
|
// mark the connection bad in database/sql.
|
|
if *err == driver.ErrBadConn {
|
|
c.bad = true
|
|
}
|
|
}
|