99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
/*
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* cinit
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* (c) 2005 Nico Schottelius (nico-linux at schottelius.org)
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* handle client requests
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include "cinit.h"
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/***********************************************************************
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* sigio: client handling
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*/
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/* we are called, if one or _more_ connections are waiting */
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void sigio(int signal)
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{
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int tmp, nsock;
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char buf[PATH_MAX+1], status;
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struct listitem *list_tmp;
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pid_t pid;
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D_PRINTF("sigio() startet");
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do {
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/* create new socket */
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nsock = accept(sock,(struct sockaddr *) NULL, (socklen_t *) NULL);
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if( nsock == -1) {
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if (errno != EAGAIN) { /* report, but don't panic */
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perror("accept");
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}
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return;
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}
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if( read(nsock,&buf[0],1) == -1) {
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perror("read-command");
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close(nsock);
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continue;
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}
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switch(buf[0]) {
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/********************** START SERVICE *******************/
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case CMD_START_SVC:
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tmp = do_start_svc(nsock,buf,ACT_SERV);
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if(!tmp) break;
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buf[tmp] = 0;
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list_tmp = list_search(buf);
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if(list_tmp != NULL) { /* service already exists */
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buf[0] = 0;
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do_result(nsock,&buf[0]);
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break;
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}
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tmp = list_insert(buf,ST_TMP); /* add service */
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if(!tmp) { /* failed */
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LOG("Adding service failed!");
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buf[0] = 0;
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do_result(nsock,&buf[0]);
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}
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break;
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/********************** CHANGE SERVICE STATUS *******************/
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case CMD_CHG_STATUS:
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tmp = do_change_status(buf,&status,&pid,nsock,ACT_SERV);
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if(!tmp) break;
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buf[tmp] = 0; /* terminate buf */
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if(!list_modify(buf,status,pid)) {
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D_PRINTF("MOD.ERR");
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buf[0] = 0;
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} else {
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buf[0] = 1;
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}
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do_result(nsock,buf);
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break;
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default:
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LOG("Unknown command!");
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break;
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}
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close(nsock);
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} while ( 1 );
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D_PRINTF("ENDE:SIGIO");
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}
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