43 lines
831 B
Go
43 lines
831 B
Go
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package main
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import (
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"database/sql"
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"fmt"
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"log"
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"net/http"
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"os"
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_ "github.com/lib/pq"
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)
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func main() {
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dsn := os.Getenv("PGCONN")
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if dsn == "" {
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log.Fatal("PGCONN environment variable is required")
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}
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db, err := sql.Open("postgres", dsn)
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if err != nil {
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log.Fatalf("failed to open database: %v", err)
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}
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defer db.Close()
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if err := db.Ping(); err != nil {
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log.Fatalf("failed to connect to database: %v", err)
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}
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log.Println("connected to database")
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http.Handle("/", http.FileServer(http.Dir("static")))
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http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
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if err := db.Ping(); err != nil {
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http.Error(w, "db unhealthy", http.StatusServiceUnavailable)
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return
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}
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fmt.Fprintln(w, "ok")
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})
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log.Println("listening on :8080")
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log.Fatal(http.ListenAndServe(":8080", nil))
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}
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