stackops/test-app
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add migrations phase and visits table
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stackops
2026-04-09 14:54:54 +03:00
parent c170950a1f
commit d64d470ef0
2 changed files with 64 additions and 9 deletions
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70
main.go
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@@ -26,7 +26,7 @@ func env(key, fallback string) string {
return fallback return fallback
} }
func testPostgres() result { func openDB() (*sql.DB, error) {
dsn := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=disable", dsn := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=disable",
env("POSTGRES_HOST", "localhost"), env("POSTGRES_HOST", "localhost"),
env("POSTGRES_PORT", "5432"), env("POSTGRES_PORT", "5432"),
@@ -35,16 +35,51 @@ func testPostgres() result {
env("POSTGRES_DB", "app"), env("POSTGRES_DB", "app"),
) )
db, err := sql.Open("postgres", dsn) db, err := sql.Open("postgres", dsn)
if err != nil {
return nil, err
}
db.SetConnMaxLifetime(5 * time.Second)
return db, nil
}
// migrate runs database migrations.
func migrate() error {
db, err := openDB()
if err != nil {
return fmt.Errorf("open db: %w", err)
}
defer db.Close()
migrations := []string{
`CREATE TABLE IF NOT EXISTS healthcheck (
id SERIAL PRIMARY KEY,
checked_at TIMESTAMPTZ DEFAULT NOW(),
msg TEXT
)`,
`CREATE TABLE IF NOT EXISTS visits (
id SERIAL PRIMARY KEY,
path TEXT NOT NULL,
visited_at TIMESTAMPTZ DEFAULT NOW()
)`,
}
for i, m := range migrations {
if _, err := db.Exec(m); err != nil {
return fmt.Errorf("migration %d: %w", i, err)
}
log.Printf("migration %d: OK", i)
}
log.Println("all migrations completed")
return nil
}
func testPostgres() result {
db, err := openDB()
if err != nil { if err != nil {
return result{"PostgreSQL", false, fmt.Sprintf("open: %v", err)} return result{"PostgreSQL", false, fmt.Sprintf("open: %v", err)}
} }
defer db.Close() defer db.Close()
db.SetConnMaxLifetime(5 * time.Second)
_, err = db.Exec(`CREATE TABLE IF NOT EXISTS healthcheck (id SERIAL PRIMARY KEY, checked_at TIMESTAMPTZ DEFAULT NOW(), msg TEXT)`)
if err != nil {
return result{"PostgreSQL", false, fmt.Sprintf("create table: %v", err)}
}
_, err = db.Exec(`INSERT INTO healthcheck (msg) VALUES ($1)`, fmt.Sprintf("ping at %s", time.Now().Format(time.RFC3339))) _, err = db.Exec(`INSERT INTO healthcheck (msg) VALUES ($1)`, fmt.Sprintf("ping at %s", time.Now().Format(time.RFC3339)))
if err != nil { if err != nil {
@@ -57,7 +92,10 @@ func testPostgres() result {
return result{"PostgreSQL", false, fmt.Sprintf("count: %v", err)} return result{"PostgreSQL", false, fmt.Sprintf("count: %v", err)}
} }
return result{"PostgreSQL", true, fmt.Sprintf("OK — %d rows in healthcheck", count)} var visits int
db.QueryRow(`SELECT COUNT(*) FROM visits`).Scan(&visits)
return result{"PostgreSQL", true, fmt.Sprintf("OK — %d healthchecks, %d visits", count, visits)}
} }
func testRedis() result { func testRedis() result {
@@ -90,6 +128,12 @@ func handler(w http.ResponseWriter, r *http.Request) {
return return
} }
// Track visit
if db, err := openDB(); err == nil {
db.Exec(`INSERT INTO visits (path) VALUES ($1)`, r.URL.Path)
db.Close()
}
pg := testPostgres() pg := testPostgres()
rd := testRedis() rd := testRedis()
@@ -109,10 +153,11 @@ func handler(w http.ResponseWriter, r *http.Request) {
.ok .status { color: #4ade80; } .ok .status { color: #4ade80; }
.fail .status { color: #f87171; } .fail .status { color: #f87171; }
.time { color: #6b7280; font-size: 12px; margin-top: 24px; } .time { color: #6b7280; font-size: 12px; margin-top: 24px; }
.badge { display: inline-block; background: #1e3a5f; color: #60a5fa; font-size: 11px; padding: 2px 8px; border-radius: 4px; margin-left: 8px; }
</style> </style>
</head> </head>
<body> <body>
<h1>StackOps Test App</h1> <h1>StackOps Test App <span class="badge">with migrations</span></h1>
<p style="color:#9ca3af">Dependency connectivity checks</p> <p style="color:#9ca3af">Dependency connectivity checks</p>
`) `)
for _, t := range []result{pg, rd} { for _, t := range []result{pg, rd} {
@@ -132,6 +177,13 @@ func handler(w http.ResponseWriter, r *http.Request) {
} }
func main() { func main() {
if len(os.Args) > 1 && os.Args[1] == "migrate" {
if err := migrate(); err != nil {
log.Fatalf("migration failed: %v", err)
}
return
}
http.HandleFunc("/", handler) http.HandleFunc("/", handler)
port := env("PORT", "8080") port := env("PORT", "8080")
log.Printf("test-app listening on :%s", port) log.Printf("test-app listening on :%s", port)

3
stackfile.toml
View File

@@ -4,6 +4,9 @@ image = "git.nodeup.ru/stackops/test-app:latest"
replicas = 1 replicas = 1
port = 8080 port = 8080
[migrations]
command = "test-app migrate"
[ingress] [ingress]
host = "test.app.nodeup.ru" host = "test.app.nodeup.ru"
path = "/" path = "/"