chore(lint): Backlog auf 0 + golangci-lint als HARTER Gate — v1.3.3

Go-Quality-Baseline-Rollout ABGESCHLOSSEN.

Code-Quality-Backlog (55 → 0):
- errcheck: unbehandelte Close/Rollback/Remove explizit `_ =`; fmt.Sscanf
  `_, _ =` (Zero-Value degradiert sauber).
- unused: toter Code entfernt (nodeIDOrHostname, stripTrailingNewline,
  acme.Service.user, strFold + ungenutzter Import).
- noctx (net/http): http.NewRequestWithContext mit vorhandenem ctx.
- staticcheck: QF1001/S1009/ST1005/SA9003.
- contextcheck: detached-by-design-Stellen mit begründetem //nolint.

Zwei echte Bugs beim Aufräumen gefunden+gefixt:
- backup/remote SFTP-Upload: dst.Close()-Flush-Fehler wurde verschluckt →
  unvollständiges Remote-File galt als Erfolg. Jetzt geprüft+gemeldet.
- haproxy_test: leere if-Assertion (SA9003) testete faktisch nichts →
  echte t.Errorf-Prüfung (kein HSTS für HSTS-disabled Domain).

Bewusste Config-Entscheidungen (.golangci.yml):
- noctx-on-os/exec ausgeschlossen: System-Command-Reloads (systemctl/nft/
  wg/pg) dürfen NICHT an den Request-Context gebunden werden — ein Client-
  Disconnect darf keinen laufenden Reload mitten in der Ausführung killen.
  net/http-noctx bleibt voll aktiv. KEINE exec-Zeile im Code angefasst.
- rowserrcheck/sqlclosecheck raus (database/sql-Linter, bei pgx nur FPs).

Gate scharf gestellt: Makefile release-check ruft golangci-lint jetzt als
HARTEN Gate (install-if-missing, pinned v2.12.2). `make release-check`
grün: vet, golangci-lint, govulncheck, build, test -race.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Debian
2026-07-06 00:49:07 +02:00
parent cdbb62ee1a
commit 32ab2c7f47
41 changed files with 152 additions and 134 deletions

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@@ -1,6 +1,7 @@
package handlers
import (
"context"
"net/http"
"net/http/httptest"
"os"
@@ -31,7 +32,7 @@ func TestACME_ServesExistingToken(t *testing.T) {
t.Fatal(err)
}
rec := httptest.NewRecorder()
req, _ := http.NewRequest(http.MethodGet, "/.well-known/acme-challenge/tok_42", nil)
req := httptest.NewRequestWithContext(context.Background(), http.MethodGet, "/.well-known/acme-challenge/tok_42", nil)
r.ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
@@ -45,7 +46,7 @@ func TestACME_ServesExistingToken(t *testing.T) {
func TestACME_MissingToken_Returns404(t *testing.T) {
r, _ := setupACME(t)
rec := httptest.NewRecorder()
req, _ := http.NewRequest(http.MethodGet, "/.well-known/acme-challenge/notthere", nil)
req := httptest.NewRequestWithContext(context.Background(), http.MethodGet, "/.well-known/acme-challenge/notthere", nil)
r.ServeHTTP(rec, req)
if rec.Code != http.StatusNotFound {
t.Errorf("status: %d", rec.Code)
@@ -76,7 +77,7 @@ func TestACME_DirIsNotAFile(t *testing.T) {
t.Fatal(err)
}
rec := httptest.NewRecorder()
req, _ := http.NewRequest(http.MethodGet, "/.well-known/acme-challenge/subdir", nil)
req := httptest.NewRequestWithContext(context.Background(), http.MethodGet, "/.well-known/acme-challenge/subdir", nil)
r.ServeHTTP(rec, req)
if rec.Code != http.StatusNotFound {
t.Errorf("expected 404 for directory, got %d", rec.Code)

View File

@@ -96,7 +96,7 @@ func (h *AuditHandler) Live(c *gin.Context) {
if err != nil {
return
}
defer conn.Close()
defer func() { _ = conn.Close() }()
// Snapshot
if rows, err := h.Repo.ListRecent(c.Request.Context(), 50); err == nil {

View File

@@ -504,7 +504,7 @@ func (h *AuthHandler) checkWithPrimary(ctx context.Context, primaryFQDN, email,
if err != nil {
return "", "", err
}
defer resp.Body.Close()
defer func() { _ = resp.Body.Close() }()
raw, _ := io.ReadAll(io.LimitReader(resp.Body, 64*1024))
if resp.StatusCode != http.StatusOK {
return "", "", errors.New("primary: " + strings.TrimSpace(string(raw)))

View File

@@ -93,7 +93,7 @@ func (h *BackupRemotesHandler) Create(c *gin.Context) {
response.BadRequest(c, err)
return
}
if req.Settings == nil || len(req.Settings) == 0 {
if len(req.Settings) == 0 {
req.Settings = json.RawMessage(`{}`)
}
row := h.Pool.QueryRow(c.Request.Context(), `
@@ -124,7 +124,7 @@ func (h *BackupRemotesHandler) Update(c *gin.Context) {
response.BadRequest(c, err)
return
}
if req.Settings == nil || len(req.Settings) == 0 {
if len(req.Settings) == 0 {
req.Settings = json.RawMessage(`{}`)
}
// Wenn die Settings masked-Fields enthalten (***), übernehmen wir

View File

@@ -102,7 +102,7 @@ func (h *ClusterHandler) RepairReplication(c *gin.Context) {
body, _ := json.Marshal(repairDispatchBody{PrimaryHost: primaryHost})
res := h.Aggregator.PostPeerWithBody(ctx, *peer, repairAgentPath, body)
if !res.OK {
response.Internal(c, fmt.Errorf("Resync auf %s anstoßen: %s", peer.FQDN, res.Err))
response.Internal(c, fmt.Errorf("resync auf %s anstoßen: %s", peer.FQDN, res.Err))
return
}
slog.Info("cluster: replication repair delegated", "target", peer.FQDN, "primary_host", primaryHost)
@@ -178,7 +178,7 @@ func (h *ClusterHandler) startResync(ctx context.Context, primaryHost string) er
return errors.New("dieser Node ist der Publication-Primary — Resync läuft nur auf einem Subscriber")
}
if st := repairUnitState(); st == "activating" || st == "active" {
return errors.New("Resync läuft bereits")
return errors.New("resync läuft bereits")
}
script := fmt.Sprintf(`#!/bin/bash
@@ -334,7 +334,7 @@ func localRepairStatus() repairStatusResponse {
"--no-pager", "-n", "100", "-o", "cat",
).CombinedOutput(); err == nil {
lines := strings.Split(strings.TrimRight(string(data), "\n"), "\n")
if !(len(lines) == 1 && (lines[0] == "" || strings.HasPrefix(lines[0], "-- No entries"))) {
if len(lines) != 1 || (lines[0] != "" && !strings.HasPrefix(lines[0], "-- No entries")) {
out.Log = lines
}
}

View File

@@ -78,7 +78,7 @@ func (h *FirewallLogHandler) Live(c *gin.Context) {
// Upgrade-Failures sind Browser-side; nichts loggen
return
}
defer conn.Close()
defer func() { _ = conn.Close() }()
f := parseFilter(c)

View File

@@ -58,14 +58,15 @@ type frontendStat struct {
}
func (h *HAProxyStatsHandler) Stats(c *gin.Context) {
conn, err := net.DialTimeout("unix", haproxyAdminSock, 2*time.Second)
d := net.Dialer{Timeout: 2 * time.Second}
conn, err := d.DialContext(c.Request.Context(), "unix", haproxyAdminSock)
if err != nil {
// Socket nicht erreichbar (haproxy down oder no perm) →
// leere Liste statt 500 damit das Dashboard nicht rot wird.
response.OK(c, gin.H{"backends": []backendStat{}, "frontends": []frontendStat{}, "error": err.Error()})
return
}
defer conn.Close()
defer func() { _ = conn.Close() }()
_ = conn.SetDeadline(time.Now().Add(3 * time.Second))
if _, err := conn.Write([]byte("show stat\n")); err != nil {
response.OK(c, gin.H{"backends": []backendStat{}, "frontends": []frontendStat{}, "error": err.Error()})

View File

@@ -139,7 +139,7 @@ func (h *LicenseHandler) ClearKey(c *gin.Context) {
// result into the licenses table. On error, marks last_error in DB
// (status stays as before — grace).
func (h *LicenseHandler) runVerifyAndPersist(ctx context.Context, key string) (*license.Result, error) {
res, err := h.Client.Verify(key)
res, err := h.Client.Verify(key) //nolint:contextcheck // detached by design — License-Verify nutzt eigenen HTTP-Timeout, überlebt Request-Cancel
if err != nil {
_ = h.Repo.MarkError(ctx, key, err.Error())
slog.Warn("license: verify failed", "error", err)

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@@ -100,21 +100,21 @@ func parseChronyTracking(out string) chronyStatus {
}
s.Synced = val != "00000000 ()"
case "Stratum":
fmt.Sscanf(val, "%d", &s.Stratum)
_, _ = fmt.Sscanf(val, "%d", &s.Stratum)
if s.Stratum > 0 && s.Stratum < 16 {
s.Synced = true
}
case "System time":
// "0.000012345 seconds fast of NTP time"
var v float64
fmt.Sscanf(val, "%f", &v)
_, _ = fmt.Sscanf(val, "%f", &v)
s.OffsetMs = v * 1000
case "Frequency":
// "-12.345 ppm slow" or "+12.345 ppm fast"
fmt.Sscanf(val, "%f", &s.FreqPPM)
_, _ = fmt.Sscanf(val, "%f", &s.FreqPPM)
case "RMS offset":
var v float64
fmt.Sscanf(val, "%f", &v)
_, _ = fmt.Sscanf(val, "%f", &v)
s.RMSOffsetMs = v * 1000
}
}
@@ -312,8 +312,8 @@ func parseChronymSources(out string) []ntpSource {
Reach: fields[3],
LastRx: fields[4],
}
fmt.Sscanf(fields[1], "%d", &src.Stratum)
fmt.Sscanf(fields[2], "%d", &src.Poll)
_, _ = fmt.Sscanf(fields[1], "%d", &src.Stratum)
_, _ = fmt.Sscanf(fields[2], "%d", &src.Poll)
if len(fields) >= 6 {
src.Sample = strings.Join(fields[5:], " ")
}

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@@ -79,7 +79,7 @@ func runCallback(t *testing.T, h *OIDCHandler, flow oidcFlow, queryState, code s
if err != nil {
t.Fatal(err)
}
req := httptest.NewRequest(http.MethodGet,
req := httptest.NewRequestWithContext(context.Background(), http.MethodGet,
"/api/v1/auth/oidc/callback?state="+queryState+"&code="+code, nil)
req.AddCookie(&http.Cookie{Name: oidcFlowCookie, Value: signed}) //nolint:gosec // Test-Cookie — Secure/HttpOnly-Flags für httptest irrelevant
c.Request = req

View File

@@ -1,6 +1,7 @@
package response
import (
"context"
"encoding/json"
"errors"
"net/http"
@@ -16,7 +17,7 @@ func run(handler gin.HandlerFunc) *httptest.ResponseRecorder {
r := gin.New()
r.GET("/x", handler)
rec := httptest.NewRecorder()
req, _ := http.NewRequest(http.MethodGet, "/x", nil)
req := httptest.NewRequestWithContext(context.Background(), http.MethodGet, "/x", nil)
r.ServeHTTP(rec, req)
return rec
}

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@@ -790,7 +790,7 @@ func (h *SystemHandler) UpgradeStatus(c *gin.Context) {
).CombinedOutput(); err == nil {
lines := strings.Split(strings.TrimRight(string(data), "\n"), "\n")
// Leere "no entries"-Antwort als leeres Log zurückgeben.
if !(len(lines) == 1 && (lines[0] == "" || strings.HasPrefix(lines[0], "-- No entries"))) {
if len(lines) != 1 || (lines[0] != "" && !strings.HasPrefix(lines[0], "-- No entries")) {
out.Log = lines
}
}