X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=server.c;h=e9c1f12eeda3d4bfea1f59524ffacdad44201547;hp=2018b8eece1988206e2992f560b65fa73059ff5e;hb=fc2ef6feea6f54a6d8bf0396e408e233c263bf37;hpb=e32a0e7295c6386b421956553ae577a7df1abf8e diff --git a/server.c b/server.c index 2018b8ee..e9c1f12e 100644 --- a/server.c +++ b/server.c @@ -86,7 +86,15 @@ struct lls_parse_result *server_lpr = NULL; /* Command line options (no config file options). Used in handle_sighup(). */ static struct lls_parse_result *cmdline_lpr; -/** A random value used in child context for authentication. */ +/** + * A random number used to "authenticate" the afs connection. + * + * para_server picks this number by random before it forks the afs process. The + * command handlers know this number as well and write it to the afs socket, + * together with the id of the shared memory area which contains the payload of + * the afs command. A local process has to know this number to abuse the afs + * service provided by the local socket. + */ uint32_t afs_socket_cookie; /** The mutex protecting the shared memory area containing the mmd struct. */ @@ -177,7 +185,6 @@ void parse_config_or_die(bool reload) struct lls_parse_result *cf_lpr, *merged_lpr; char *home = para_homedir(); - daemon_close_log(); if (OPT_GIVEN(CONFIG_FILE)) cf = para_strdup(OPT_STRING_VAL(CONFIG_FILE)); else @@ -454,7 +461,7 @@ static int init_afs(int argc, char **argv) i = argc - lls_num_inputs(cmdline_lpr) - 1; sprintf(argv[i], "para_server (afs)"); close(afs_server_socket[0]); - afs_init(afs_socket_cookie, afs_server_socket[1]); + afs_init(afs_server_socket[1]); } close(afs_server_socket[1]); if (read(afs_server_socket[0], &c, 1) <= 0) {