C++ (Cpp) free_agents Examples

Example #1

File: monitor_agents.c Project: alexoslabs/ossec-hids

void monitor_agents()
{
    char **cr_agents;
    char **av_agents;

    av_agents = get_agents(GA_ACTIVE);


    /* No agent saved */
    if(!mond.agents)
    {
        mond.agents = av_agents;
        return;
    }

    /* Checking if any of the previous available agents
     * are disconnected.
     */
    cr_agents = mond.agents;
    while(*cr_agents)
    {
        int available = 0;
        char **tmp_av;
        
        tmp_av = av_agents;
        while(tmp_av && *tmp_av)
        {
            if(strcmp(*cr_agents, *tmp_av) == 0)
            {
                available = 1;
                break;
            }
            tmp_av++;
        }

        /* Agent disconnected */
        if(available == 0)
        {
            char str[OS_SIZE_1024 +1];
            
            /* Sending disconnected message */
            snprintf(str, OS_SIZE_1024 -1, OS_AG_DISCON, *cr_agents);
            if(SendMSG(mond.a_queue, str, ARGV0,
                        LOCALFILE_MQ) < 0)
            {
                merror(QUEUE_SEND, ARGV0);
            }
        }
        
        cr_agents++;
    }


    /* Removing old agent list and adding currently one */
    free_agents(mond.agents);
    mond.agents = av_agents;
    return;
}

Example #2

File: list_agents.c Project: Ar0xA/ossec-hids

/** main **/
int main(int argc, char **argv)
{
    char *dir = DEFAULTDIR;
    char *group = GROUPGLOBAL;
    char *user = USER;

    char *msg;
    char **agent_list;
    int gid;
    int uid;
    int flag = 0;


    /* Setting the name */
    OS_SetName(ARGV0);


    /* user arguments */
    if(argc < 2)
    {
        helpmsg();
    }

    /* Getting the group name */
    gid = Privsep_GetGroup(group);
    uid = Privsep_GetUser(user);
    if(gid < 0)
    {
	    ErrorExit(USER_ERROR, ARGV0, user, group);
    }


    /* Setting the group */
    if(Privsep_SetGroup(gid) < 0)
    {
	    ErrorExit(SETGID_ERROR,ARGV0, group);
    }


    /* Chrooting to the default directory */
    if(Privsep_Chroot(dir) < 0)
    {
        ErrorExit(CHROOT_ERROR, ARGV0, dir);
    }


    /* Inside chroot now */
    nowChroot();


    /* Setting the user */
    if(Privsep_SetUser(uid) < 0)
    {
        ErrorExit(SETUID_ERROR, ARGV0, user);
    }

    /* User options */
    if(strcmp(argv[1], "-h") == 0)
    {
        helpmsg();
    }
    else if(strcmp(argv[1], "-a") == 0)
    {
        flag = GA_ALL;
        msg = "is available.";
    }
    else if(strcmp(argv[1], "-c") == 0)
    {
        flag = GA_ACTIVE;
        msg = "is active.";
    }
    else if(strcmp(argv[1], "-n") == 0)
    {
        flag = GA_NOTACTIVE;
        msg = "is not active.";
    }
    else
    {
        printf("\n** Invalid option '%s'.\n", argv[1]);
        helpmsg();
    }


    agent_list = get_agents(flag);
    if(agent_list)
    {
        char **agent_list_pt = agent_list;

        while(*agent_list)
        {
            printf("%s %s\n", *agent_list, msg);
            agent_list++;
        }

        free_agents(agent_list_pt);
    }
    else
    {
        printf("** No agent available.\n");
    }
    return(0);
}