{"record":{"id":"0462663153c1e80a","repo":"Billionmail/BillionMail","slug":"error-reading-images-configuration-file-v","errorCode":null,"errorMessage":"error reading images configuration file: %v","messagePattern":"error reading images configuration file: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"core/internal/service/askai/project.go","lineNumber":912,"sourceCode":"\tdata, err := json.MarshalIndent(images, \"\", \"  \")\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error marshalling images: %v\", err)\n\t}\n\terr = os.WriteFile(imagesPath, data, 0644)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error saving images file: %v\", err)\n\t}\n\treturn nil\n}\n\nfunc ReadImagesConfig(Domain string) ([]ImageInfo, error) {\n\timagesPath := fmt.Sprintf(\"%s/%s/images.json\", PRODUCT_CONFIG_PATH, Domain)\n\tif !public.FileExists(imagesPath) {\n\t\tos.WriteFile(imagesPath, []byte(\"[]\"), 0644)\n\t}\n\tdata, err := os.ReadFile(imagesPath)\n\tif err != nil {\n\t\treturn []ImageInfo{}, fmt.Errorf(\"error reading images configuration file: %v\", err)\n\t}\n\n\tvar images []ImageInfo\n\terr = json.Unmarshal(data, &images)\n\tif err != nil {\n\t\treturn []ImageInfo{}, fmt.Errorf(\"error unmarshalling images configuration: %v\", err)\n\t}\n\treturn images, nil\n}\n\ntype UploadImageResponse struct {\n\tStatus bool   `json:\"status\"`\n\tMsg    string `json:\"msg\"`\n\tData   struct {\n\t\tURL string `json:\"url\"`\n\t} `json:\"data\"`\n}\n","sourceCodeStart":894,"sourceCodeEnd":930,"githubUrl":"https://github.com/Billionmail/BillionMail/blob/fc36c76c050c3775c5e899faf7403cf0262d2744/core/internal/service/askai/project.go#L894-L930","documentation":"ReadImagesConfig returns this when os.ReadFile fails on PRODUCT_CONFIG_PATH/<Domain>/images.json. Note the code pre-creates the file with '[]' if missing, so a read failure usually means the file exists but is unreadable (permissions, path mismatch), or the WriteFile seeding call failed silently and the file is still absent.","triggerScenarios":"Calling ReadImagesConfig (directly or via UploadImage/ModifyImage/RemoveImage) when the seeded os.WriteFile([]byte(\"[]\")) in the existence check fails (directory missing, permission denied) and then os.ReadFile errors.","commonSituations":"PRODUCT_CONFIG_PATH misconfigured after redeploy; config dir mounted read-only or with wrong ownership; the seeding write failing because the directory doesn't exist.","solutions":["Check that PRODUCT_CONFIG_PATH/<Domain>/images.json exists and is readable by the service user (ls -l).","Fix the seeding code to create the directory and check its error: os.MkdirAll + handle the WriteFile error instead of ignoring it.","Verify PRODUCT_CONFIG_PATH is the intended path in the running environment.","If race-prone, tolerate os.IsNotExist by returning an empty slice instead of an error."],"exampleFix":"// before\nif !public.FileExists(imagesPath) {\n\tos.WriteFile(imagesPath, []byte(\"[]\"), 0644)\n}\ndata, err := os.ReadFile(imagesPath)\nif err != nil {\n\treturn []ImageInfo{}, fmt.Errorf(\"error reading images configuration file: %v\", err)\n}\n// after\ndir := filepath.Dir(imagesPath)\nif err := os.MkdirAll(dir, 0755); err != nil {\n\treturn []ImageInfo{}, fmt.Errorf(\"error creating images dir: %v\", err)\n}\nif !public.FileExists(imagesPath) {\n\tif err := os.WriteFile(imagesPath, []byte(\"[]\"), 0644); err != nil {\n\t\treturn []ImageInfo{}, fmt.Errorf(\"error seeding images file: %v\", err)\n\t}\n}\ndata, err := os.ReadFile(imagesPath)\nif os.IsNotExist(err) {\n\treturn []ImageInfo{}, nil\n}\nif err != nil {\n\treturn []ImageInfo{}, fmt.Errorf(\"error reading images configuration file: %v\", err)\n}","handlingStrategy":"fallback","validationCode":"p := filepath.Join(PRODUCT_CONFIG_PATH, Domain, \"images.json\")\nif fi, err := os.Stat(p); err != nil {\n\treturn fmt.Errorf(\"images.json missing: %s\", p)\n} else if fi.IsDir() {\n\treturn fmt.Errorf(\"images.json path is a directory\")\n}\nif f, err := os.Open(p); err != nil {\n\treturn fmt.Errorf(\"images.json unreadable: %v\", err)\n} else {\n\tf.Close()\n}","typeGuard":null,"tryCatchPattern":"images, err := ReadImagesConfig(domain)\nif err != nil && strings.Contains(err.Error(), \"reading images configuration file\") {\n\timages = []ImageInfo{} // treat unreadable file as empty\n}","preventionTips":["Check the seeding WriteFile's error instead of ignoring it","MkdirAll before the existence check","Treat os.IsNotExist as an empty config when acceptable","Verify PRODUCT_CONFIG_PATH in each deployment environment"],"tags":["filesystem","io","config-persistence"],"backgroundTag":"file-read-failed","analyzedSha":"fc36c76c050c3775c5e899faf7403cf0262d2744","analyzedAt":"2026-09-05T21:28:54.019Z","contentChangedAt":"2026-09-05T21:28:54.019Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}