fix: check.sh — не падать до docker compose, проверка после старта

Co-authored-by: Cursor <cursoragent@cursor.com>

README.md

@@ -25,17 +25,17 @@ cd shop3
 chmod +x install.sh check.sh
 ./install.sh
 
-# 3. Проверка версий
+# 3. Запуск
-./check.sh
-
-# 4. Запуск
 docker compose up --build -d
+
+# 4. Проверка (после старта контейнеров)
+./check.sh --after-start
 ```
 
 Одной цепочкой (после клона введите ответы установщика):
 
 ```bash
-git clone https://git.evilfox.cc/test/shop3.git && cd shop3 && chmod +x install.sh check.sh && ./install.sh && ./check.sh && docker compose up --build -d
+git clone https://git.evilfox.cc/test/shop3.git && cd shop3 && chmod +x install.sh check.sh && ./install.sh && docker compose up --build -d && ./check.sh --after-start
 ```
 
 С Go на сервере вместо `install.sh`:

check.ps1

@@ -1,4 +1,15 @@
-# Проверка версий: Go, Docker, PostgreSQL
+# Проверка версий (до или после docker compose)
+param([switch]$AfterStart)
+
 $ErrorActionPreference = "Stop"
 Set-Location $PSScriptRoot
-go run ./cmd/check
+
+if ($AfterStart) {
+    & "$PSScriptRoot\check.sh" --after-start
+} else {
+    & bash "$PSScriptRoot\check.sh" 2>$null
+    if ($LASTEXITCODE -ne 0) {
+        $env:CHECK_SKIP_DB = "1"
+        go run ./cmd/check
+    }
+}

check.sh

@@ -1,8 +1,67 @@
 #!/bin/sh
 set -e
 cd "$(dirname "$0")"
-if command -v go >/dev/null 2>&1; then
+
-  go run ./cmd/check
+MODE="${1:-pre}"
-else
+
-  docker run --rm -v "$(pwd):/app" -w /app golang:1.22-alpine go run ./cmd/check
+host_docker_check() {
-fi
+  if command -v docker >/dev/null 2>&1; then
+    if docker version >/dev/null 2>&1; then
+      echo "  ✓ docker:            $(docker version --format '{{.Server.Version}}' 2>/dev/null || docker --version)"
+    else
+      echo "  ! docker:            установлен, но демон недоступен (запустите docker)"
+    fi
+    if docker compose version >/dev/null 2>&1; then
+      echo "  ✓ docker_compose:    $(docker compose version --short 2>/dev/null || docker compose version)"
+    else
+      echo "  ! docker_compose:    не найден"
+    fi
+  else
+    echo "  ! docker:            не найден на хосте"
+    echo "  ! docker_compose:    не найден на хосте"
+  fi
+}
+
+run_go_check() {
+  if command -v go >/dev/null 2>&1; then
+    CHECK_HOST_TOOLS=1 "$@" go run ./cmd/check
+  else
+    CHECK_HOST_TOOLS=0 "$@" docker run --rm -v "$(pwd):/app" -w /app golang:1.22-alpine go run ./cmd/check
+  fi
+}
+
+post_start_check() {
+  echo "=== Проверка после запуска ==="
+  host_docker_check
+  echo ""
+  if docker compose ps 2>/dev/null | grep -qE 'shop-app|running'; then
+    if docker compose exec -T app wget -qO- http://127.0.0.1:8080/health 2>/dev/null; then
+      echo ""
+      echo "  ✓ app /health:       OK"
+    fi
+  elif command -v curl >/dev/null 2>&1; then
+    if curl -sf "http://127.0.0.1:${HTTP_PORT:-80}/health" 2>/dev/null; then
+      echo ""
+      echo "  ✓ /health:           OK"
+    else
+      echo "  ✗ /health:           сервис не отвечает — проверьте: docker compose ps"
+      exit 1
+    fi
+  fi
+  CHECK_SKIP_DB=0 CHECK_HOST_TOOLS=1 run_go_check
+}
+
+case "$MODE" in
+  --after-start|post)
+    post_start_check
+    ;;
+  *)
+    echo "=== Проверка перед запуском (БД будет проверена после docker compose) ==="
+    host_docker_check
+    echo ""
+    CHECK_SKIP_DB=1 run_go_check
+    echo ""
+    echo "Далее: docker compose up --build -d"
+    echo "Затем: ./check.sh --after-start"
+    ;;
+esac

cmd/check/main.go

@@ -4,8 +4,10 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"net/url"
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/jackc/pgx/v5/pgxpool"
 
@@ -15,38 +17,30 @@ import (
 func main() {
 	loadDotEnv()
 
+	skipDB := os.Getenv("CHECK_SKIP_DB") == "1"
+	hostTools := os.Getenv("CHECK_HOST_TOOLS") != "0"
+
 	ctx := context.Background()
 	report := check.AppInfo()
-	report.Items = append(report.Items, check.ToolVersions(ctx)...)
+	if hostTools {
+		report.Items = append(report.Items, check.ToolVersions(ctx)...)
+	}
 
 	dbURL := os.Getenv("DATABASE_URL")
-	if dbURL == "" {
+	if skipDB {
 		report.Items = append(report.Items, check.Item{
 			Name:   "database",
 			Status: check.StatusWarn,
-			Detail: "DATABASE_URL не задан — запустите: go run ./cmd/install",
+			Detail: "проверка отложена — сначала выполните: docker compose up -d, затем ./check.sh --after-start",
+		})
+	} else if dbURL == "" {
+		report.Items = append(report.Items, check.Item{
+			Name:   "database",
+			Status: check.StatusWarn,
+			Detail: "DATABASE_URL не задан — запустите: ./install.sh",
 		})
 	} else {
-		pool, err := pgxpool.New(ctx, dbURL)
+		appendDBChecks(ctx, &report, dbURL)
-		if err != nil {
-			report.Items = append(report.Items, check.Item{
-				Name:   "database",
-				Status: check.StatusError,
-				Detail: err.Error(),
-			})
-		} else {
-			defer pool.Close()
-			dbItems, err := check.Database(ctx, pool)
-			if err != nil {
-				report.Items = append(report.Items, check.Item{
-					Name:   "database",
-					Status: check.StatusError,
-					Detail: err.Error(),
-				})
-			} else {
-				report.Items = append(report.Items, dbItems...)
-			}
-		}
 	}
 
 	enc := json.NewEncoder(os.Stdout)
@@ -61,6 +55,56 @@ func main() {
 	}
 }
 
+func appendDBChecks(ctx context.Context, report *check.Report, dbURL string) {
+	pool, err := pgxpool.New(ctx, dbURL)
+	if err != nil {
+		report.Items = append(report.Items, dbCheckItem(err, dbURL))
+		return
+	}
+	defer pool.Close()
+
+	dbItems, err := check.Database(ctx, pool)
+	if err != nil {
+		report.Items = append(report.Items, check.Item{
+			Name:   "database",
+			Status: dbCheckStatus(err, dbURL),
+			Detail: err.Error(),
+		})
+		return
+	}
+	report.Items = append(report.Items, dbItems...)
+}
+
+func dbCheckItem(err error, dbURL string) check.Item {
+	return check.Item{
+		Name:   "database",
+		Status: dbCheckStatus(err, dbURL),
+		Detail: err.Error(),
+	}
+}
+
+func dbCheckStatus(err error, dbURL string) check.Status {
+	if err == nil {
+		return check.StatusOK
+	}
+	msg := strings.ToLower(err.Error())
+	if isDockerInternalHost(dbURL) && (strings.Contains(msg, "no such host") ||
+		strings.Contains(msg, "name or service not known") ||
+		strings.Contains(msg, "hostname resolving")) {
+		return check.StatusWarn
+	}
+	return check.StatusError
+}
+
+func isDockerInternalHost(dbURL string) bool {
+	u, err := url.Parse(dbURL)
+	if err != nil {
+		return false
+	}
+	host := u.Hostname()
+	return host == "postgres" || host == "db" || host == "shop-postgres"
+}
+
 func printSummary(r check.Report) {
 	fmt.Printf("ShopNova %s | %s\n\n", r.AppVersion, r.GoVersion)
 	for _, it := range r.Items {

internal/setup/setup.go

@@ -59,8 +59,9 @@ func RunInteractive(root string) (Config, error) {
 	}
 
 	fmt.Println("\n✓ Созданы файлы: .env, caddy/Caddyfile")
-	fmt.Println("\nДальше:")
+	fmt.Println("\nДальше (на сервере):")
 	fmt.Println("  docker compose up --build -d")
+	fmt.Println("  ./check.sh --after-start")
 	if !useLocalDomain(cfg.SiteDomain) {
 		fmt.Printf("  Сайт: https://%s\n", cfg.SiteDomain)
 	} else {