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package main
import (
"database/sql"
_ "embed"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"github.com/gorilla/mux"
_ "github.com/mattn/go-sqlite3"
)
const (
Addr = "127.0.0.1:8000"
ReadTimeout = 15 * time.Second
WriteTimeout = 15 * time.Second
DatabasePath = "/var/lib/finserv/main.sqlite3"
)
//go:embed VERSION.txt
var versionTxt string
var router *mux.Router = mux.NewRouter()
var db *sql.DB
func init() {
log.SetFlags(0)
}
func main() {
run(
router,
Addr,
WriteTimeout,
ReadTimeout,
[]syscall.Signal{syscall.SIGTERM, syscall.SIGINT},
DatabasePath,
)
}
func run(
handler http.Handler,
addr string,
wTimeout time.Duration,
rTimeout time.Duration,
signals []syscall.Signal,
dbPath string,
) {
log.Println("finserv finance server was started.")
defer log.Println("finserv finance server was stopped.")
var err error
db, err = sql.Open("sqlite3", dbPath)
if err != nil {
log.Fatalf("Failed to open SQLite3 database '%s': %v", dbPath, err)
}
defer db.Close()
err = MigrateToLatest(db)
if err != nil {
log.Fatalf("Failed to migrate SQLite3 database '%s': %v", dbPath, err)
}
server := &http.Server{
Handler: handler,
Addr: addr,
WriteTimeout: wTimeout,
ReadTimeout: rTimeout,
}
go server.ListenAndServe()
log.Printf("Serving at http://%s.\n", Addr)
await(signals...)
}
func await(signals ...syscall.Signal) {
listener := make(chan os.Signal, 1)
for _, s := range signals {
signal.Notify(listener, s)
}
sig := <-listener
log.Printf("Received OS signal '%v'.\n", sig)
}
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