Mazyar
87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package ai_summarizer
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import (
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"context"
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"errors"
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"fmt"
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"net"
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"net/http"
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"strings"
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"github.com/minio/minio-go/v7"
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)
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// isMinioNotFound reports whether err indicates the object or bucket key is missing.
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// The MinIO Go SDK often returns success from GetObject and surfaces NoSuchKey on Read.
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func isMinioNotFound(err error) bool {
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if err == nil {
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return false
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}
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var minioErr minio.ErrorResponse
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if errors.As(err, &minioErr) {
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if minioErr.StatusCode == http.StatusNotFound {
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return true
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}
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switch strings.ToLower(minioErr.Code) {
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case "nosuchkey", "notfound":
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return true
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}
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}
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msg := strings.ToLower(err.Error())
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return strings.Contains(msg, "does not exist") ||
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strings.Contains(msg, "nosuchkey") ||
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strings.Contains(msg, "not found")
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}
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// isMinioConnectionError reports whether err indicates MinIO is unreachable.
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func isMinioConnectionError(err error) bool {
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if err == nil {
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return false
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}
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if errors.Is(err, ErrMinIOUnavailable) {
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return true
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}
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if errors.Is(err, context.DeadlineExceeded) || errors.Is(err, context.Canceled) {
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return true
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}
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var netErr net.Error
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if errors.As(err, &netErr) && netErr.Timeout() {
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return true
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}
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var opErr *net.OpError
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if errors.As(err, &opErr) {
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return true
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}
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msg := strings.ToLower(err.Error())
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connectionHints := []string{
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"connection refused",
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"connection reset",
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"no such host",
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"dial tcp",
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"dial udp",
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"i/o timeout",
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"network is unreachable",
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"broken pipe",
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"tls handshake",
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"server gave http response to https client",
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"eof",
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}
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for _, hint := range connectionHints {
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if strings.Contains(msg, hint) {
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return true
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}
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}
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return false
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}
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// wrapMinIOError attaches ErrMinIOUnavailable when the root cause is connectivity.
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func wrapMinIOError(err error) error {
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if err == nil || isMinioNotFound(err) {
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return err
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}
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if isMinioConnectionError(err) {
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return fmt.Errorf("%w: %v", ErrMinIOUnavailable, err)
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}
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return err
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}
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