/* Option getter: Creates vars to grab stuff from conf, uses the options include to grab this data */

char *username;

char *key;

username = NULL;

key = NULL;

cfg_t * my_cfg;

cfg_opt_t myopts[] = {

		CFG_SIMPLE_STR("username", &username),

		CFG_SIMPLE_STR("key", &key),

		CFG_END()

		};

struct options_common *commonopts;

options_init(argc,argv,&my_cfg, myopts, "slave", &commonopts);

/* End option getter */

/* If there's no key or username in the conf, or if they're at the default (!key/!username) let the user know! */

	if(key == NULL || username == NULL || strcmp(key, "!key") == 0 || strcmp(username, "!username") == 0 ){

	  fprintf(stderr, "\nYou didn't register!\nPlease register or edit your config. (see -h)\nIf this error persists, check distrenslave.conf to ensure all items are filled.\n", argv[0]);

	}

	else if(key != NULL && username != NULL || key != "!key" && username != "username" ){

		fprintf(stderr, "Your username is %s, and your key is %s.\n",username, key);

	}

	else{

	  fprintf(stderr,"Something is terribly wrong!!!");

	}

/* Somewhat pseudo Rendering code */

/*

	if('slave recieves "start frame#, job#"'){

		fprintf(stderr, "Got frame %d in job %d, preparing to render...",framenum,jobnum);

		get('http://distren.protofusion.org/srv/job%d.tgz', jobnum); // use curl

		exec('tar -xvf job%d.tgz /tmp/distren/job%d',jobnum,jobnum); // somehow

		exec_blender("GIVE ME SOME ARGS!"); // (check the args, we'll need to adjust for different output formats, include this in the blendjob struct later)

			while('blender is running'){

				slavestatus=1; // really quite pointless now, but why not. Could be nice for logging.

				tell_the_server(DISTREN_REQUEST_PROGRESS);

				fprintf(stderr, "Rendering frame %d in job %d...",framenum,jobnum);

				delay(1000); // or not... this should be more event-driven, but should still give a heartbeat to the server

			}

		slavestatus=2; // When done rendering, set this.

	}

	if(slavestatus==2){

		fprintf(stderr, "Finished frame %d in job %d, uploading...",framenum,jobnum);

      "541", // Add in shellscript to generate ssh key and set keyname

      username,

      (char *)NULL

    };

  size_t readlen;

  fprintf(stderr, "Opening stream:\n", execio_open(&testrem, "ssh", execargv));

  buf[9] = '\0'; // null-terminating the array...

  while(!execio_read(testrem, buf, 9, &readlen)) // What's with the readlen stuff?

    {

      if(readlen > 9) {

	fprintf(stderr, "!!!! Something is terribly wrong!\n");

      }

      buf[readlen] = '\0'; // Null-terminating the end of it again based on how large the data is?

      fprintf(stderr, "read \"%s\"\n", buf);

    }

  execio_close(testrem);

  ssh_keygen(); // Should return relative path to keyfile, or jus the keyname

  /* TODO: Scan distrenslave.conf for !username and !key and replace them with "keyname" and the "username" */

}

	// TODO: Why does this segfault???

  fprintf(stderr, "Logging you in...");

  char *userhost = strcpy(userhost, username);

  char *userkey = strcpy(userkey, username);

  strcat(userhost, "@protofusion.org"); // Throws @protofusion.org after the username

  strcat(userkey,".rsa");

  fprintf(stderr, "i'm here");

  if(fopen(userkey, "r") == NULL){

	  fprintf(stderr,"Your key, %s, has not been found! Re-register or somehow regenerate your key! We need a way to regenerate keys coded in, but we don't have the facilities yet!",userkey);

	  return; // Maybe return something?

  }

  char buf[10];

  struct execio *testrem;

  char *execargv[] =

    {

  "ssh",

  userhost, // username and hostname

  "-i",

  userkey, // Key created from registeruser()

  "-p",

  "23",

  "echo",

  "hello", // This should eventually open a non-terminating connection to the server for communication

  (char *)NULL

  Copyright 2009 Nathan Phillip Brink, Ethan Zonca, Matthew Orlando

  This file is a part of DistRen.

  DistRen is free software: you can redistribute it and/or modify

  it under the terms of the GNU Affero General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  DistRen is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  GNU Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License

  along with DistRen.  If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef _DISTREN_SLAVEFUNCS_H

#define _DISTREN_SLAVEFUNCS_H

#include "blendjob.h"

void ssh_keygen();

void register_user(char *username, char *email);

void conf_replace(char *username, char *key);

void exec_blender(struct blendjob* blendjob, char *input, char *output, int frame);

#endif