{"record":{"id":"09c7fbb536c1441b","repo":"flipped-aurora/gin-vue-admin","slug":"go-build-w-s","errorCode":null,"errorMessage":"go build 失败: %w\n%s","messagePattern":"go build 失败: %w\n(.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"server/plugin/ai/service/sys_cli_build.go","lineNumber":172,"sourceCode":"\t}\n\tembedded := \"package main\\n\\nimport _ \\\"embed\\\"\\n\\n//go:embed \" + cliEmbeddedManifestName + \"\\nvar embeddedManifest []byte\\n\"\n\treturn os.WriteFile(filepath.Join(destDir, cliEmbeddedGoName), []byte(embedded), 0o644)\n}\n\n// runGoBuild 在编译目录里交叉编译 gva。\nfunc runGoBuild(buildDir, binaryPath, goos, goarch string) error {\n\tctx, cancel := context.WithTimeout(context.Background(), cliBuildTimeout)\n\tdefer cancel()\n\tcmd := exec.CommandContext(ctx, \"go\", \"build\", \"-o\", binaryPath, \".\")\n\tcmd.Dir = buildDir\n\tcmd.Env = append(os.Environ(),\n\t\t\"GOOS=\"+goos,\n\t\t\"GOARCH=\"+goarch,\n\t\t\"CGO_ENABLED=0\",\n\t)\n\toutput, err := cmd.CombinedOutput()\n\tif err != nil {\n\t\treturn fmt.Errorf(\"go build 失败: %w\\n%s\", err, strings.TrimSpace(string(output)))\n\t}\n\treturn nil\n}\n","sourceCodeStart":154,"sourceCodeEnd":176,"githubUrl":"https://github.com/flipped-aurora/gin-vue-admin/blob/3136500ef380842b0eb6c4daa87c3f8a47fcf9e0/server/plugin/ai/service/sys_cli_build.go#L154-L176","documentation":"runGoBuild executes `go build` with GOOS/GOARCH/CGO_ENABLED=0 to compile the CLI binary. If the command exits non-zero, this error wraps the exec error plus the combined stdout/stderr output from the compiler, giving the developer the actual Go compile diagnostics. This is the raw compilation-failure surface of the CLI build feature.","triggerScenarios":"Any Go compile error in the generated/embedded manifest code, syntax errors in the inlined manifest, undefined symbols after copying sources, or a go.mod/module path mismatch in the copied source tree. Triggered from BuildCliBinary/BuildCliSkill via compileCliBinary.","commonSituations":"Manifest content injected into a template producing invalid Go literals (unescaped quotes/backticks); CLI source dir out of sync with expected interfaces after a version upgrade; vendoring/module cache unavailable offline (missing deps) in sandboxed servers.","solutions":["Read the go build output appended to this error — it names the exact file:line of the compile error","Check the generated manifest embedding for unescaped characters (quotes, backticks, newlines) breaking Go syntax","Verify the CLI source tree in cliSourceDir matches the current template/API the manifest expects","Ensure module dependencies are available (GOFLAGS=-mod=mod, vendored deps, or network/GOPROXY access)","Reproduce the build manually in a temp copy of the source dir with the same GOOS/GOARCH to iterate on fixes"],"exampleFix":"// before: raw manifest injected\ncontent = strings.Replace(tpl, \"__MANIFEST__\", string(manifestBytes), 1)\n// after: safely encode as string literal\nlit := strconv.Quote(string(manifestBytes))\ncontent = strings.Replace(tpl, \"__MANIFEST__\", lit, 1)","handlingStrategy":"try-catch","validationCode":"if _, err := exec.LookPath(\"go\"); err != nil {\n    return errors.New(\"go toolchain missing\")\n}\njson.Valid(manifestBytes) // ensure manifest is valid before embedding","typeGuard":null,"tryCatchPattern":"bin, content, err := svc.BuildCliBinary(cli, manifest, goos, goarch)\nif err != nil {\n    var buildErr interface{ Error() string }\n    if errors.As(err, &buildErr) && strings.Contains(err.Error(), \"go build 失败\") {\n        log.Printf(\"compile failed with diagnostics:\\n%s\", err)\n        return nil, fmt.Errorf(\"CLI compile failed; see server log for go build output\")\n    }\n    return err\n}","preventionTips":["Escape manifest content with strconv.Quote before injecting into Go source templates","Keep cliSourceDir in sync with the manifest template expectations (version-lock them)","Vendor dependencies or ensure GOPROXY access on build servers","Run a compile smoke test in CI for the CLI build path"],"tags":["go","compile-error","cross-compile","build"],"backgroundTag":"go-build-failed","analyzedSha":"3136500ef380842b0eb6c4daa87c3f8a47fcf9e0","analyzedAt":"2026-08-31T13:50:02.721Z","schemaVersion":2},"datasetVersion":"2026-08-31T19:17:28.585Z"}