69 lines
1.2 KiB
Go
69 lines
1.2 KiB
Go
package main
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import (
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"log"
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"net"
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"os"
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"os/signal"
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"strings"
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"sync"
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"syscall"
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)
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func server(waitGroup *sync.WaitGroup) {
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sockfile := "/tmp/bg-go.sock"
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//Create a Unix domain socket and listen for incoming connections.
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socket, err := net.Listen("unix", sockfile)
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if err != nil {
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panic(err)
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}
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//cleanup sockfile
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//TODO: this only works when the program is killed from outside. Make it work via defer() too?
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c := make(chan os.Signal, 1)
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signal.Notify(c, os.Interrupt, syscall.SIGTERM)
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go func() {
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<-c
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os.Remove(sockfile)
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os.Exit(1)
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}()
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for {
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//Accept incoming
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conn, err := socket.Accept()
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if err != nil {
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log.Fatal(err)
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}
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//create store for incoming bytes
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//handle connection in separate goroutine
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go func(conn net.Conn) {
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defer conn.Close()
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//create buffer for incoming data
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buf := make([]byte, 4096)
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//read data from connection
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n, err := conn.Read(buf)
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if err != nil {
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log.Fatal(err)
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}
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str := strings.TrimSpace(string(buf[:n]))
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newbg, err := pickRandomImage(str)
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if err != nil {
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panic(err)
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}
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hyprpaperSet(newbg)
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// // Echo the data back to the connection
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// _, err = conn.Write(buf[:n])
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// if err != nil {
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// log.Fatal(err)
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// }
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}(conn)
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}
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}
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