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vikunja-api/vendor/github.com/lib/pq/error.go
jtojnar ce5be947b4 Add postgres support (#135) 
Revert fixture fixes for postgres

Use postgres connection string with spaces instead of url

Fix label order

Make postgres tests in ci less verbose

Add sequence update script

Skip resets in postgres

Remove option to skip resets in postgres

Make postgres tests in ci verboseq

Update test fixtures database

Fix file tests on postgres

Add postgres options to sample config

Make sure tests init test fixtures before running the actual tests

Fix issues with IDs too big to fit in an int

Fix duplicate auto incremented IDs

Refactor / Fix team tests

Refactor team member tests

Fix team member create

Fix label test

Fix getting labels

Fix test fixtures for postgresql

Fix connection string params

Disable ssl mode on postgres integration tests

Disable ssl mode on postgres tests

Use sprintf to create the connection string for postgresql

fixup! Add postgres support

Add postgres support

Added generate as a make dependency for make build

Clarify docs on building

Co-authored-by: kolaente <k@knt.li>
Co-authored-by: Jan Tojnar <jtojnar@gmail.com>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/135
2020-02-16 21:42:04 +00:00

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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 (cn *conn) errRecover(err *error) {
e := recover()
switch v := e.(type) {
case nil:
// Do nothing
case runtime.Error:
cn.bad = true
panic(v)
case *Error:
if v.Fatal() {
*err = driver.ErrBadConn
} else {
*err = v
}
case *net.OpError:
cn.bad = true
*err = v
case error:
if v == io.EOF || v.(error).Error() == "remote error: handshake failure" {
*err = driver.ErrBadConn
} else {
*err = v
}
default:
cn.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 {
cn.bad = true
}
}
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