nfscbd.c (192811) | nfscbd.c (193070) |
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1/*- 2 * Copyright (c) 2009 Rick Macklem, University of Guelph 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 */ 27 28#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2009 Rick Macklem, University of Guelph 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 */ 27 28#include <sys/cdefs.h> |
29__FBSDID("$FreeBSD: head/usr.sbin/nfscbd/nfscbd.c 192811 2009-05-26 15:19:04Z rmacklem $"); | 29__FBSDID("$FreeBSD: head/usr.sbin/nfscbd/nfscbd.c 193070 2009-05-29 22:19:45Z delphij $"); |
30 31#include <sys/param.h> 32#include <sys/ioctl.h> 33#include <sys/linker.h> 34#include <sys/module.h> 35#include <sys/mount.h> 36#include <sys/socket.h> 37#include <sys/socketvar.h> --- 30 unchanged lines hidden (view full) --- 68#define syslog(e, s) fprintf(stderr,(s)) 69int debug = 1; 70#else 71int debug = 0; 72#endif 73 74pid_t children; 75 | 30 31#include <sys/param.h> 32#include <sys/ioctl.h> 33#include <sys/linker.h> 34#include <sys/module.h> 35#include <sys/mount.h> 36#include <sys/socket.h> 37#include <sys/socketvar.h> --- 30 unchanged lines hidden (view full) --- 68#define syslog(e, s) fprintf(stderr,(s)) 69int debug = 1; 70#else 71int debug = 0; 72#endif 73 74pid_t children; 75 |
76void nonfs(int); 77void reapchild(int); 78void usage(void); 79void cleanup(int); 80void child_cleanup(int); 81void nfscbd_exit(int); 82void killchildren(void); | 76static void nonfs(int); 77static void reapchild(int); 78static void usage(void); 79static void cleanup(int); 80static void child_cleanup(int); 81static void nfscbd_exit(int); 82static void killchildren(void); |
83 84/* 85 * Nfs callback server daemon. 86 * 87 * 1 - do file descriptor and signal cleanup 88 * 2 - fork the nfscbd(s) 89 * 4 - create callback server socket(s) 90 * 5 - set up server socket for rpc 91 * 92 * For connectionless protocols, just pass the socket into the kernel via. 93 * nfssvc(). 94 * For connection based sockets, loop doing accepts. When you get a new 95 * socket from accept, pass the msgsock into the kernel via. nfssvc(). 96 */ 97int | 83 84/* 85 * Nfs callback server daemon. 86 * 87 * 1 - do file descriptor and signal cleanup 88 * 2 - fork the nfscbd(s) 89 * 4 - create callback server socket(s) 90 * 5 - set up server socket for rpc 91 * 92 * For connectionless protocols, just pass the socket into the kernel via. 93 * nfssvc(). 94 * For connection based sockets, loop doing accepts. When you get a new 95 * socket from accept, pass the msgsock into the kernel via. nfssvc(). 96 */ 97int |
98main(int argc, char *argv[], char **envp) | 98main(int argc, char *argv[]) |
99{ | 99{ |
100 struct group *grp; | |
101 struct nfscbd_args nfscbdargs; 102 struct nfsd_nfscbd_args nfscbdargs2; | 100 struct nfscbd_args nfscbdargs; 101 struct nfsd_nfscbd_args nfscbdargs2; |
103 struct passwd *pwd; 104 struct ucred *cr; | |
105 struct sockaddr_in inetaddr, inetpeer; | 102 struct sockaddr_in inetaddr, inetpeer; |
106 struct timeval ktv; | |
107 fd_set ready, sockbits; | 103 fd_set ready, sockbits; |
108 int ch, connect_type_cnt, i, len, maxsock, msgsock, error; | 104 int ch, connect_type_cnt, len, maxsock, msgsock, error; |
109 int nfssvc_flag, on, sock, tcpsock, ret, mustfreeai = 0; | 105 int nfssvc_flag, on, sock, tcpsock, ret, mustfreeai = 0; |
110 char *cp, **cpp, princname[128]; | 106 char *cp, princname[128]; |
111 char myname[MAXHOSTNAMELEN], *myfqdnname = NULL; 112 struct addrinfo *aip, hints; 113 pid_t pid; | 107 char myname[MAXHOSTNAMELEN], *myfqdnname = NULL; 108 struct addrinfo *aip, hints; 109 pid_t pid; |
114 sigset_t signew; | |
115 short myport = NFSV4_CBPORT; 116 117 if (modfind("nfscl") < 0) { 118 /* Not present in kernel, try loading it */ 119 if (kldload("nfscl") < 0 || 120 modfind("nfscl") < 0) 121 errx(1, "nfscl is not available"); 122 } --- 192 unchanged lines hidden (view full) --- 315 nfscbdargs.name = (caddr_t)&inetpeer; 316 nfscbdargs.namelen = sizeof(inetpeer); 317 nfssvc(NFSSVC_CBADDSOCK, &nfscbdargs); 318 (void)close(msgsock); 319 } 320 } 321} 322 | 110 short myport = NFSV4_CBPORT; 111 112 if (modfind("nfscl") < 0) { 113 /* Not present in kernel, try loading it */ 114 if (kldload("nfscl") < 0 || 115 modfind("nfscl") < 0) 116 errx(1, "nfscl is not available"); 117 } --- 192 unchanged lines hidden (view full) --- 310 nfscbdargs.name = (caddr_t)&inetpeer; 311 nfscbdargs.namelen = sizeof(inetpeer); 312 nfssvc(NFSSVC_CBADDSOCK, &nfscbdargs); 313 (void)close(msgsock); 314 } 315 } 316} 317 |
323void | 318static void |
324usage(void) 325{ 326 327 errx(1, "usage: nfscbd %s", USAGE); 328} 329 | 319usage(void) 320{ 321 322 errx(1, "usage: nfscbd %s", USAGE); 323} 324 |
330void 331nonfs(int signo) | 325static void 326nonfs(int signo __unused) |
332{ 333 syslog(LOG_ERR, "missing system call: NFS not available"); 334} 335 | 327{ 328 syslog(LOG_ERR, "missing system call: NFS not available"); 329} 330 |
336void 337reapchild(int signo) | 331static void 332reapchild(int signo __unused) |
338{ 339 pid_t pid; | 333{ 334 pid_t pid; |
340 int i; | |
341 342 while ((pid = wait3(NULL, WNOHANG, NULL)) > 0) { 343 if (pid == children) 344 children = -1; 345 } 346} 347 | 335 336 while ((pid = wait3(NULL, WNOHANG, NULL)) > 0) { 337 if (pid == children) 338 children = -1; 339 } 340} 341 |
348void | 342static void |
349killchildren(void) 350{ | 343killchildren(void) 344{ |
351 int i; | |
352 353 if (children > 0) 354 kill(children, SIGKILL); 355} 356 357/* 358 * Cleanup master after SIGUSR1. 359 */ | 345 346 if (children > 0) 347 kill(children, SIGKILL); 348} 349 350/* 351 * Cleanup master after SIGUSR1. 352 */ |
360void 361cleanup(int signo) | 353static void 354cleanup(int signo __unused) |
362{ 363 nfscbd_exit(0); 364} 365 366/* 367 * Cleanup child after SIGUSR1. 368 */ | 355{ 356 nfscbd_exit(0); 357} 358 359/* 360 * Cleanup child after SIGUSR1. 361 */ |
369void 370child_cleanup(int signo) | 362static void 363child_cleanup(int signo __unused) |
371{ 372 exit(0); 373} 374 | 364{ 365 exit(0); 366} 367 |
375void 376nfscbd_exit(int status) | 368static void 369nfscbd_exit(int status __unused) |
377{ 378 killchildren(); 379 exit(status); 380} | 370{ 371 killchildren(); 372 exit(status); 373} |