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MissValeska
parent
e52842f8d8
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01fd7798ca
322
src/ntk-console.c
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322
src/ntk-console.c
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@ -0,0 +1,322 @@
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#include "Netsukuku-Console.h"
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char response[BUFFER_LENGTH];
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void usage();
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void clean_up();
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int validity_check(char *request) {
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if(strncmp(request,"help", (int)strlen(request)) == 0)
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return 1;
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else if(strncmp(request,"uptime", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"kill", (int)strlen(request)) == 0)
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return 2;
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else if(strncmp(request,"version", (int)strlen(request)) == 0)
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return 3;
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else if(strncmp(request,"console_uptime", (int)strlen(request)) == 0)
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return 4;
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else if(strlen(request) > BUFFER_LENGTH)
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return 5;
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else if(strncmp(request,"inet_connected", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"cur_ifs", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"cur_ifs_n", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"cur_qspn_id", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"cur_ip", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"cur_node", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"ifs", (int)strlen(request)) == 0)
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return 0;
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else if(strncmp(request,"ifs_n", (int)strlen(request)) == 0)
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return 0;
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else {
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printf("Incorrect or unreadable command, Please correct it.\n");
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return -1;
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}
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return -2;
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}
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void response_cleanup(char response[BUFFER_LENGTH]) {
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char remove = 'a';
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char* c;
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char* pPosition;
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while((pPosition = strchr(response, 'a')) != NULL) {
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if ((c = index(response, remove)) != NULL) {
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size_t len_left = sizeof(response) - (c+1-response);
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memmove(c, c+1, len_left);
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}
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}
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printf("Sent and received Successfully!\n The Response was: %s", response);
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}
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/* Sends and receives to ntkd */
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void ntkd_request(char *request) {
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int request_length;
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rc = connect(sockfd, (struct sockaddr *)&serveraddr, SUN_LEN(&serveraddr));
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if (rc < 0) {
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perror("connect() failed");
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exit(-1);
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}
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request_length = (int)strlen(request);
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memset(request, 'a', BUFFER_LENGTH - request_length);
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rc = send(sockfd, request, sizeof(request), 0);
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if (rc < 0) {
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perror("send() failed");
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exit(-1);
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}
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bytesReceived = 0;
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while (bytesReceived < BUFFER_LENGTH) {
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rc = recv(sockfd, & response[bytesReceived],
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BUFFER_LENGTH - bytesReceived, 0);
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if (rc < 0) {
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perror("recv() failed");
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exit(-1);
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}
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else if (rc == 0) {
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printf("The server closed the connection\n");
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exit(-1);
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}
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/* Increment the number of bytes that have been received so far */
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bytesReceived += rc;
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}
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response_cleanup(response);
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}
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void opensocket(void) {
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sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
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if (sockfd < 0) {
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perror("socket creation failed");
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exit(-1);
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}
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memset(&serveraddr, 0, sizeof(serveraddr));
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serveraddr.sun_family = AF_UNIX;
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strcpy(serveraddr.sun_path, SERVER_PATH);
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}
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void console_uptime(void) {
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int uptime_sec1;
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int uptime_min1;
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int uptime_hour1;
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int uptime_day1;
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int uptime_month1;
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int uptime_year1;
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time(&rawtime);
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timeinfo = localtime(&rawtime);
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uptime_sec1 = timeinfo->tm_sec;
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uptime_min1 = timeinfo->tm_min;
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uptime_hour1 = timeinfo->tm_hour;
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uptime_day1 = timeinfo->tm_mday;
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uptime_month1 = timeinfo->tm_mon;
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uptime_year1 = timeinfo->tm_year;
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uptime_sec1 -= uptime_sec;
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uptime_min1 -= uptime_min;
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uptime_hour1 -= uptime_hour;
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uptime_day1 -= uptime_day;
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uptime_month1 -= uptime_month;
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uptime_year1 -= uptime_year;
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/* Checks if the date/time is negative,
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* And makes it positive.
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* e.g -11 is 1 because this is a signed variable
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* at a modulus of 12. Thus after 12, It is -12
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* which is zero, Every number after this is counting up
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* to 12 again, Which is going to be 0 in this instance.
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* -12 to 12 is 24 actual months.
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* So -11 + 12 is 1, As it should be, And -12 + 12 is zero
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* as it should be. The only difference is the modulus number,
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* i.e: 12, 24, etc. */
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if(uptime_month1 < 0)
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uptime_month1 + 12;
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if(uptime_day1 < 0)
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uptime_day1 + 365;
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if(uptime_hour1 < 0)
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uptime_hour1 + 24;
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if(uptime_min1 < 0)
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uptime_min1 + 60;
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if(uptime_sec1 < 0)
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uptime_sec1 + 60;
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/* Checks if the date/time is the modulus, And resets it to zero.
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* e.g: 12 months is a year, Listing 12 months and one year
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* is confusing,
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* And implies that it has been two years. */
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if(uptime_month1 == 12)
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uptime_month1 = 0;
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if(uptime_day1 == 365)
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uptime_day1 = 0;
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if(uptime_hour1 == 24)
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uptime_hour1 = 0;
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if(uptime_min1 == 60)
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uptime_min1 = 0;
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if(uptime_sec1 == 60)
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uptime_sec1 = 0;
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printf("Total Uptime is: %i Year(s), %i Month(s), %i Day(s), %i Hour(s), %i Minute(s), %i Second(s)\n",uptime_year1, uptime_month1, uptime_day1, uptime_hour1, uptime_min1, uptime_sec1);
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}
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int millisleep(unsigned ms)
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{
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return usleep(1000 * ms);
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}
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void console(char * request) {
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if(validity_check(request) == -2)
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printf("Error: Command has not been processed!\n");
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if(validity_check(request) == -1)
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usage();
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if(strncmp(request,"quit", (int)strlen(request)) == 0) {
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clean_up();
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exit(0);
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}
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if(validity_check(request) == 0) {
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ntkd_request(request);
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millisleep(200);
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}
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if(validity_check(request) == 1)
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usage();
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if(validity_check(request) == 2)
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system("ntkd -k");
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if(validity_check(request) == 3) {
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printf("Ntk-Console Version: %s\n", VERSION_STR);
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ntkd_request(request);
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}
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if(validity_check(request) == 4)
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console_uptime();
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if(validity_check(request) == 5)
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printf("Error: Command longer than 250 bytes.\n");
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}
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int main(void) {
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time(&rawtime);
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timeinfo = localtime(&rawtime);
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uptime_sec = timeinfo->tm_sec;
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uptime_min = timeinfo->tm_min;
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uptime_hour = timeinfo->tm_hour;
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uptime_day = timeinfo->tm_mday;
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uptime_month = timeinfo->tm_mon;
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uptime_year = timeinfo->tm_year;
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opensocket();
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printf("This is the Netsukuku Console, Please type 'help' for more information.\n");
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char request;
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char request1;
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request = (char)malloc(BUFFER_LENGTH);
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request1 = (char)malloc(BUFFER_LENGTH);
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do {
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printf("\n>");
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fgets(request1, 16, stdin);
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fflush(stdin);
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request1 = request;
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console(request);
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} while(FALSE);
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clean_up();
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return 0;
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}
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void usage(void) {
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printf("Usage\n"
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" uptime Returns the time when ntkd finished the hooking,"
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"to get the the actual uptime just do) "
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"time(0)-me.uptime \n"
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" help Shows this\n"
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" kill Kills the running instance of netsukuku with SIGINT\n\n"
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" version Shows the running version of the ntk-console, and ntkd.\n"
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" inet_connected If it is 1, Ntkd is connected to the Internet\n"
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"\n"
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" cur_ifs Lists all of the interfaces in cur_ifs\n"
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" cur_ifs_n Lists the number of interfaces present in `cur_ifs'\n"
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"\n");
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printf(" cur_qspn_id The current qspn_id we are processing. "
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"It is cur_qspn_id[levels] big\n"
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" cur_ip Current IP address\n"
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"\n"
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" cur_node Current Node\n"
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" ifs Lists all of the interfaces in server_opt.ifs\n"
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" ifs_n Lists the number of interfaces present in server_opt.ifs\n"
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" quit Exits this program\n"
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" console_uptime Gets the uptime of this console\n");
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}
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void clean_up(void) {
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const int optVal = 1;
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const socklen_t optLen = sizeof(optVal);
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setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (void*) &optVal, optLen);
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setsockopt(sockfd1, SOL_SOCKET, SO_REUSEADDR, (void*) &optVal, optLen);
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if (sockfd != -1)
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close(sockfd);
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if (sockfd1 != -1)
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close(sockfd1);
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unlink(SERVER_PATH);
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}
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