diff --git a/src/server/slave.c b/src/server/slave.c --- a/src/server/slave.c +++ b/src/server/slave.c @@ -1,3 +1,23 @@ +/* + 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 . + + */ + /* * ********************************************************************************** * Slave functions / etc resides below. Wouldn't a seperate file make this easier?? @@ -7,136 +27,9 @@ * ********************************************************************************** */ - -///////////////////// Semi-pseudo Slave Code /////////////////////////// - -int slavestatus = 0; - -if(no username in config file, no key present){ - fprintf(stderr "run distrend -c username] [emailaddr] to register") -} -if(they use a -c flag according to getopt, with 2 args){ - register_user(username, email); which returns a uniquely random url to a key - get(uniquely-random-url-to-key); - fprintf(stderr, "you registered, hopefully successfully. Invoke distrend with no args now."); -} -if(username is in conf file and key is present){ - loginuser(username); -} - -if(slave recieves "start frame#, job#"){ - get(http://distren.protofusion.org/srv/job#.tgz); - tar -xvf job#.tgz /tmp/distren/job#; somehow - exec_blender(job#.blend, job#.frame#.JPG, job#); (check the args, we'll need to adjust for different output formats)... set SLAVESTATUS=1 while rendering, SLAVESTATUS=2 when done -} -if(SLAVESTATUS==2){ - tell the server "done with frame# in job#"; - SLAVESTATUS=0 -} -if(SLAVESTATUS==0){ - tell the server "i ain't got no frames to render"; -} -while(SLAVESTATUS==1){ - tell the server "rendering this friggn frame"; - delay(1000); +int main(int argc, char *arvg[]) +{ + fprintf(stderr, "stub\n"); + + return 0; } - - - - - - - - - - - - -// Registration on server. Needs attention. Prevent account spamming. -// Key transfer? -// Set up something like: distrend -c username email@example.com -void registeruser(char *username, char *email){ - // Logs into sandboxed user on zserver2 and registers a user. Should eventually generate a key on the server and return it to the user. - // All created user accounts should be sandboxed accordingly, requiring a different skel, and the default shell to be rbash. Also, - // a custom path defined in the .bash_profile of the skel is needed. - char buf[10]; - struct execio *testrem; - char *execargv[] = - { - "ssh", - "distren_setup@protofusion.org", - "-i", - "setup.rsa", // default distributed key, account can only create users. - "-p", - "23", - "sudo /usr/sbin/useradd", - "-M", - "-c", - email, - "-d", - "/home/distren", - "--gid", - "541", // Add in shellscript to generate ssh key and return it to the user somehow - 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); -} - - -void loginuser(char *username){ - // Logs into sandboxed user on zserver2 as a client, currently does nothing - char buf[10]; - struct execio *testrem; - char *execargv[] = - { - "ssh", - "username@protofusion.org", // username must be read from the conf - "-i", - "username.rsa", // Key created from registeruser() - "-p", - "23", - "echo", - "hello", // This should eventually open a non-terminating connection to the server for communication - (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); -} - - -// Executors - -/* - It seems that the client will need to know the job number. Is finish_frame going to be on the client or the server? we gotta figure that out! -*/ -void exec_blender(struct blendjob* blendjob, char *input, char *output, int frame) -{ - char *frame_str; - asprintf(frame,frame_str); // GNU/*nix compatible only, fix before releasing win32, although dll for windows for asprintf exists! - int ret; - char *cmd[] = { "blender", "-b", "-o", output, input, "-f", frame_str, (char *)0 }; - ret = execv("/usr/bin/blender", cmd); - finish_frame(blendjob, frame); -} diff --git a/src/server/slave.c b/src/server/slavefuncs.c copy from src/server/slave.c copy to src/server/slavefuncs.c --- a/src/server/slave.c +++ b/src/server/slavefuncs.c @@ -1,3 +1,22 @@ +/* + 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 . +*/ + /* * ********************************************************************************** * Slave functions / etc resides below. Wouldn't a seperate file make this easier??