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Update flags

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This commit is contained in:
Milan Nikolic
2025-06-14 00:06:04 +02:00
parent 26b04f44ad
commit fd5cb861cd
4 changed files with 69 additions and 65 deletions
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65
cmd/cam2ip/main.go
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@@ -5,7 +5,7 @@ import (
"fmt"
"os"
"github.com/jamiealquiza/envy"
"go.senan.xyz/flagconf"
"github.com/gen2brain/cam2ip/camera"
"github.com/gen2brain/cam2ip/server"
@@ -19,41 +19,50 @@ const (
func main() {
srv := server.NewServer()
flag.IntVar(&srv.Index, "index", 0, "Camera index")
flag.IntVar(&srv.Delay, "delay", 10, "Delay between frames, in milliseconds")
flag.Float64Var(&srv.FrameWidth, "width", 640, "Frame width")
flag.Float64Var(&srv.FrameHeight, "height", 480, "Frame height")
flag.IntVar(&srv.Rotate, "rotate", 0, "Rotate image, valid values are 90, 180, 270")
flag.BoolVar(&srv.NoWebGL, "nowebgl", false, "Disable WebGL drawing of images (html handler)")
flag.BoolVar(&srv.Timestamp, "timestamp", false, "Draws timestamp on images")
flag.StringVar(&srv.Bind, "bind-addr", ":56000", "Bind address")
flag.StringVar(&srv.Htpasswd, "htpasswd-file", "", "Path to htpasswd file, if empty auth is disabled")
flag.IntVar(&srv.Index, "index", 0, "Camera index [CAM2IP_INDEX]")
flag.IntVar(&srv.Delay, "delay", 10, "Delay between frames, in milliseconds [CAM2IP_DELAY]")
flag.Float64Var(&srv.FrameWidth, "width", 640, "Frame width [CAM2IP_WIDTH]")
flag.Float64Var(&srv.FrameHeight, "height", 480, "Frame height [CAM2IP_HEIGHT]")
flag.IntVar(&srv.Rotate, "rotate", 0, "Rotate image, valid values are 90, 180, 270 [CAM2IP_ROTATE]")
flag.BoolVar(&srv.NoWebGL, "no-webgl", false, "Disable WebGL drawing of images (html handler) [CAM2IP_NO_WEBGL]")
flag.BoolVar(&srv.Timestamp, "timestamp", false, "Draws timestamp on images [CAM2IP_TIMESTAMP]")
flag.StringVar(&srv.Bind, "bind-addr", ":56000", "Bind address [CAM2IP_BIND_ADDR]")
flag.StringVar(&srv.Htpasswd, "htpasswd-file", "", "Path to htpasswd file, if empty auth is disabled [CAM2IP_HTPASSWD_FILE]")
flag.Usage = func() {
stderr("Usage: %s [<flags>]\n", name)
order := []string{"index", "delay", "width", "height", "rotate", "no-webgl", "timestamp", "bind-addr", "htpasswd-file"}
for _, name := range order {
f := flag.Lookup(name)
if f != nil {
stderr(" --%s\n \t%v (default %q)\n", f.Name, f.Usage, f.DefValue)
}
}
}
envy.Parse("CAM2IP")
flag.Parse()
_ = flagconf.ParseEnv()
srv.Name = name
srv.Version = version
var err error
if srv.Htpasswd != "" {
if _, err = os.Stat(srv.Htpasswd); err != nil {
fmt.Fprintf(os.Stderr, "%s\n", err.Error())
if _, err := os.Stat(srv.Htpasswd); err != nil {
stderr("%s\n", err.Error())
os.Exit(1)
}
}
if srv.FileName != "" {
if _, err = os.Stat(srv.FileName); err != nil {
fmt.Fprintf(os.Stderr, "%s\n", err.Error())
os.Exit(1)
}
}
cam, err := camera.New(camera.Options{srv.Index, srv.Rotate, srv.FrameWidth, srv.FrameHeight, srv.Timestamp})
cam, err := camera.New(camera.Options{
Index: srv.Index,
Rotate: srv.Rotate,
Width: srv.FrameWidth,
Height: srv.FrameHeight,
Timestamp: srv.Timestamp,
})
if err != nil {
fmt.Fprintf(os.Stderr, "%s\n", err.Error())
stderr("%s\n", err.Error())
os.Exit(1)
}
@@ -61,11 +70,15 @@ func main() {
defer srv.Reader.Close()
fmt.Fprintf(os.Stderr, "Listening on %s\n", srv.Bind)
stderr("Listening on %s\n", srv.Bind)
err = srv.ListenAndServe()
if err != nil {
fmt.Fprintf(os.Stderr, "%s\n", err.Error())
stderr("%s\n", err.Error())
os.Exit(1)
}
}
func stderr(format string, a ...any) {
_, _ = fmt.Fprintf(os.Stderr, format, a...)
}