mirror of
https://github.com/sosedoff/pgweb.git
synced 2024-12-14 19:21:46 +03:00
137 lines
3.0 KiB
Go
137 lines
3.0 KiB
Go
package main
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import (
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"fmt"
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"github.com/gin-gonic/gin"
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"github.com/jessevdk/go-flags"
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_ "github.com/lib/pq"
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"os"
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"os/exec"
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"os/signal"
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)
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const VERSION = "0.3.0"
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var options struct {
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Version bool `short:"v" description:"Print version"`
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Debug bool `short:"d" description:"Enable debugging mode" default:"false"`
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Url string `long:"url" description:"Database connection string"`
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Host string `long:"host" description:"Server hostname or IP" default:"localhost"`
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Port int `long:"port" description:"Server port" default:"5432"`
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User string `long:"user" description:"Database user" default:"postgres"`
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DbName string `long:"db" description:"Database name" default:"postgres"`
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Ssl string `long:"ssl" description:"SSL option" default:"disable"`
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HttpPort uint `long:"listen" description:"HTTP server listen port" default:"8080"`
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}
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var dbClient *Client
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func exitWithMessage(message string) {
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fmt.Println("Error:", message)
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os.Exit(1)
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}
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func getConnectionString() string {
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if options.Url != "" {
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return options.Url
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}
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return fmt.Sprintf(
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"host=%s port=%d user=%s dbname=%s sslmode=disable",
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options.Host, options.Port,
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options.User, options.DbName,
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)
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}
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func initClient() {
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client, err := NewClient()
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if err != nil {
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exitWithMessage(err.Error())
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}
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fmt.Println("Connecting to server...")
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err = client.Test()
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if err != nil {
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exitWithMessage(err.Error())
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}
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fmt.Println("Checking tables...")
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tables, err := client.Tables()
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if err != nil {
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exitWithMessage(err.Error())
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}
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if len(tables) == 0 {
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exitWithMessage("Database does not have any tables")
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}
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dbClient = client
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}
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func initOptions() {
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_, err := flags.ParseArgs(&options, os.Args)
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if err != nil {
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os.Exit(1)
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}
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if options.Version {
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fmt.Printf("pgweb v%s\n", VERSION)
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os.Exit(0)
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}
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}
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func startServer() {
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router := gin.Default()
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router.GET("/", API_Home)
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router.GET("/databases", API_GetDatabases)
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router.GET("/info", API_Info)
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router.GET("/tables", API_GetTables)
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router.GET("/tables/:table", API_GetTable)
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router.GET("/tables/:table/info", API_GetTableInfo)
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router.GET("/tables/:table/indexes", API_TableIndexes)
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router.GET("/query", API_RunQuery)
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router.POST("/query", API_RunQuery)
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router.GET("/explain", API_ExplainQuery)
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router.POST("/explain", API_ExplainQuery)
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router.GET("/history", API_History)
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router.GET("/static/:type/:name", API_ServeAsset)
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fmt.Println("Starting server...")
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go router.Run(fmt.Sprintf(":%v", options.HttpPort))
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}
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func handleSignals() {
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c := make(chan os.Signal, 1)
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signal.Notify(c, os.Interrupt, os.Kill)
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<-c
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}
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func openPage() {
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url := fmt.Sprintf("http://localhost:%v", options.HttpPort)
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fmt.Println("To view database open", url, "in browser")
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_, err := exec.Command("which", "open").Output()
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if err != nil {
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return
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}
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exec.Command("open", url).Output()
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}
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func main() {
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initOptions()
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initClient()
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defer dbClient.db.Close()
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if !options.Debug {
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gin.SetMode("release")
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}
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startServer()
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openPage()
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handleSignals()
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}
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