lsm/seaweedfs
1
0
Fork 0
mirror of https://github.com/seaweedfs/seaweedfs.git synced 2025-09-20 15:09:23 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

handling errors

Browse Source
This commit is contained in:
chrislu
2025-09-03 17:42:30 -07:00
parent 4060ea34a9
commit 69e6902072
6 changed files with 164 additions and 93 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
weed/server/postgres/protocol.go
View File

@@ -77,31 +77,39 @@ func mapErrorToPostgreSQLCode(err error) string {
return "00000" // Success
}
errStr := err.Error()
// Use typed errors for robust error mapping
switch err.(type) {
case engine.ParseError:
return "42601" // Syntax error
case engine.TableNotFoundError:
return "42P01" // Undefined table
case engine.ColumnNotFoundError:
return "42703" // Undefined column
case engine.UnsupportedFeatureError:
return "0A000" // Feature not supported
// Map specific engine error types
switch e := err.(type) {
case engine.AggregationError:
// Aggregation errors are usually function-related issues
if strings.Contains(e.Error(), "unsupported") {
return "0A000" // Feature not supported
}
return "42703" // Undefined column (column-related aggregation issues)
return "42883" // Undefined function (aggregation function issues)
case engine.DataSourceError:
// Data source errors could be table/topic not found
if strings.Contains(e.Error(), "not found") || strings.Contains(e.Error(), "topic") {
return "42P01" // Undefined table
}
return "08000" // Connection exception (data source access issues)
// Data source errors are usually access or connection issues
return "08000" // Connection exception
case engine.OptimizationError:
// Optimization failures are usually feature limitations
return "0A000" // Feature not supported
case engine.NoSchemaError:
// Topic exists but no schema available
return "42P01" // Undefined table (treat as table not found)
}
// Map based on error message patterns
errLower := strings.ToLower(errStr)
// Fallback: analyze error message for backward compatibility with non-typed errors
errLower := strings.ToLower(err.Error())
// Parsing and syntax errors
if strings.Contains(errLower, "parse error") || strings.Contains(errLower, "syntax") {
@@ -115,7 +123,7 @@ func mapErrorToPostgreSQLCode(err error) string {
// Table/topic not found
if strings.Contains(errLower, "not found") ||
strings.Contains(errLower, "topic") && strings.Contains(errLower, "available") {
(strings.Contains(errLower, "topic") && strings.Contains(errLower, "available")) {
return "42P01" // Undefined table
}