int verbose = 0;
int always_checksum = 0;
-time_t starttime;
-off_t total_size = 0;
+time_t starttime = 0;
+int64 total_size = 0;
int block_size=BLOCK_SIZE;
char *backup_suffix = BACKUP_SUFFIX;
int relative_paths=0;
int numeric_ids = 0;
int force_delete = 0;
+int io_timeout = 0;
+int io_error = 0;
+int read_only = 0;
+static int module_id;
+
+static int port = RSYNC_PORT;
+
+static char *shell_cmd;
extern int csum_length;
int am_server = 0;
-static int sender;
+int am_sender=0;
int recurse = 0;
+int am_daemon=0;
-static void usage(FILE *f);
+static void usage(int fd);
static void report(int f)
{
- off_t in,out,tsize;
+ int64 in,out,tsize;
time_t t = time(NULL);
if (!verbose) return;
- if (am_server && sender) {
+ if (am_server && am_sender) {
write_longint(f,read_total());
write_longint(f,write_total());
write_longint(f,total_size);
return;
}
- if (sender) {
+ if (am_sender) {
in = read_total();
out = write_total();
tsize = total_size;
tsize = read_longint(f);
}
-#if HAVE_LONGLONG
- printf("wrote %lld bytes read %lld bytes %g bytes/sec\n",
- (long long)out,(long long)in,(in+out)/(0.5 + (t-starttime)));
- printf("total size is %lld speedup is %g\n",
- (long long)tsize,(1.0*tsize)/(in+out));
-#else
- printf("wrote %ld bytes read %ld bytes %g bytes/sec\n",
- (long)out,(long)in,(in+out)/(0.5 + (t-starttime)));
- printf("total size is %ld speedup is %g\n",
- (long)tsize,(1.0*tsize)/(in+out));
-#endif
+ printf("wrote %.0f bytes read %.0f bytes %.2f bytes/sec\n",
+ (double)out,(double)in,(in+out)/(0.5 + (t-starttime)));
+ printf("total size is %.0f speedup is %.2f\n",
+ (double)tsize,(1.0*tsize)/(in+out));
}
int ac = *argc;
static char argstr[50];
static char bsize[30];
+ static char iotime[30];
int i, x;
args[ac++] = "--server";
- if (!sender)
+ if (!am_sender)
args[ac++] = "--sender";
x = 1;
args[ac++] = bsize;
}
+ if (io_timeout) {
+ sprintf(iotime,"--timeout=%d",io_timeout);
+ args[ac++] = iotime;
+ }
+
if (strcmp(backup_suffix, BACKUP_SUFFIX)) {
args[ac++] = "--suffix";
args[ac++] = backup_suffix;
static int do_cmd(char *cmd,char *machine,char *user,char *path,int *f_in,int *f_out)
{
- char *args[100];
- int i,argc=0, ret;
- char *tok,*p,*dir=NULL;
-
- if (!local_server) {
- if (!cmd)
- cmd = getenv(RSYNC_RSH_ENV);
- if (!cmd)
- cmd = RSYNC_RSH;
- cmd = strdup(cmd);
- if (!cmd)
- goto oom;
-
- for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) {
- args[argc++] = tok;
- }
+ char *args[100];
+ int i,argc=0, ret;
+ char *tok,*dir=NULL;
+
+ if (!local_server) {
+ if (!cmd)
+ cmd = getenv(RSYNC_RSH_ENV);
+ if (!cmd)
+ cmd = RSYNC_RSH;
+ cmd = strdup(cmd);
+ if (!cmd)
+ goto oom;
+
+ for (tok=strtok(cmd," ");tok;tok=strtok(NULL," ")) {
+ args[argc++] = tok;
+ }
#if HAVE_REMSH
- /* remsh (on HPUX) takes the arguments the other way around */
- args[argc++] = machine;
- if (user) {
- args[argc++] = "-l";
- args[argc++] = user;
- }
+ /* remsh (on HPUX) takes the arguments the other way around */
+ args[argc++] = machine;
+ if (user) {
+ args[argc++] = "-l";
+ args[argc++] = user;
+ }
#else
- if (user) {
- args[argc++] = "-l";
- args[argc++] = user;
- }
- args[argc++] = machine;
+ if (user) {
+ args[argc++] = "-l";
+ args[argc++] = user;
+ }
+ args[argc++] = machine;
#endif
- }
- args[argc++] = rsync_path;
+ args[argc++] = rsync_path;
- server_options(args,&argc);
+ server_options(args,&argc);
+ }
- args[argc++] = ".";
+ args[argc++] = ".";
- if (path && *path)
- args[argc++] = path;
+ if (path && *path)
+ args[argc++] = path;
- args[argc] = NULL;
+ args[argc] = NULL;
- if (verbose > 3) {
- fprintf(FERROR,"cmd=");
- for (i=0;i<argc;i++)
- fprintf(FERROR,"%s ",args[i]);
- fprintf(FERROR,"\n");
- }
+ if (verbose > 3) {
+ rprintf(FINFO,"cmd=");
+ for (i=0;i<argc;i++)
+ rprintf(FINFO,"%s ",args[i]);
+ rprintf(FINFO,"\n");
+ }
- ret = piped_child(args,f_in,f_out);
- if (dir) free(dir);
+ if (local_server) {
+ ret = local_child(argc, args, f_in, f_out);
+ } else {
+ ret = piped_child(args,f_in,f_out);
+ }
+
+ if (dir) free(dir);
- return ret;
+ return ret;
oom:
- out_of_memory("do_cmd");
- return 0; /* not reached */
+ out_of_memory("do_cmd");
+ return 0; /* not reached */
}
static char *get_local_name(struct file_list *flist,char *name)
{
- struct stat st;
+ STRUCT_STAT st;
- if (stat(name,&st) == 0) {
+ if (do_stat(name,&st) == 0) {
if (S_ISDIR(st.st_mode)) {
if (chdir(name) != 0) {
- fprintf(FERROR,"chdir %s : %s (1)\n",name,strerror(errno));
+ rprintf(FERROR,"chdir %s : %s (1)\n",name,strerror(errno));
exit_cleanup(1);
}
return NULL;
}
if (flist->count > 1) {
- fprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n");
+ rprintf(FERROR,"ERROR: destination must be a directory when copying more than 1 file\n");
exit_cleanup(1);
}
return name;
if (!name)
return NULL;
- if (mkdir(name,0777 & ~orig_umask) != 0) {
- fprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno));
+ if (do_mkdir(name,0777 & ~orig_umask) != 0) {
+ rprintf(FERROR,"mkdir %s : %s (1)\n",name,strerror(errno));
exit_cleanup(1);
} else {
- fprintf(FINFO,"created directory %s\n",name);
+ rprintf(FINFO,"created directory %s\n",name);
}
if (chdir(name) != 0) {
- fprintf(FERROR,"chdir %s : %s (2)\n",name,strerror(errno));
+ rprintf(FERROR,"chdir %s : %s (2)\n",name,strerror(errno));
exit_cleanup(1);
}
-void do_server_sender(int argc,char *argv[])
+static void do_server_sender(int f_in, int f_out, int argc,char *argv[])
{
int i;
struct file_list *flist;
char *dir = argv[0];
if (verbose > 2)
- fprintf(FERROR,"server_sender starting pid=%d\n",(int)getpid());
+ rprintf(FINFO,"server_sender starting pid=%d\n",(int)getpid());
if (!relative_paths && chdir(dir) != 0) {
- fprintf(FERROR,"chdir %s: %s (3)\n",dir,strerror(errno));
+ rprintf(FERROR,"chdir %s: %s (3)\n",dir,strerror(errno));
exit_cleanup(1);
}
argc--;
argv[i] += l+1;
}
+ if (am_daemon) {
+ char *name = lp_name(module_id);
+ int l = strlen(name);
+ for (i=0;i<argc;i++) {
+ if (strncmp(argv[i], name, l) == 0) {
+ argv[i] += l;
+ if (!*argv[i]) argv[i] = ".";
+ }
+ }
+ }
+
if (argc == 0 && recurse) {
argc=1;
argv--;
argv[0] = ".";
}
-
- flist = send_file_list(STDOUT_FILENO,argc,argv);
- send_files(flist,STDOUT_FILENO,STDIN_FILENO);
- report(STDOUT_FILENO);
+ rprintf(FINFO,"sending file list\n");
+
+ flist = send_file_list(f_out,argc,argv);
+ send_files(flist,f_out,f_in);
+ report(f_out);
exit_cleanup(0);
}
init_hard_links(flist);
if (pipe(recv_pipe) < 0) {
- fprintf(FERROR,"pipe failed in do_recv\n");
+ rprintf(FERROR,"pipe failed in do_recv\n");
exit(1);
}
if ((pid=do_fork()) == 0) {
recv_files(f_in,flist,local_name,recv_pipe[1]);
if (verbose > 2)
- fprintf(FERROR,"receiver read %ld\n",(long)read_total());
+ rprintf(FINFO,"receiver read %ld\n",(long)read_total());
exit_cleanup(0);
}
}
-void do_server_recv(int argc,char *argv[])
+static void do_server_recv(int f_in, int f_out, int argc,char *argv[])
{
int status;
struct file_list *flist;
char *dir = NULL;
if (verbose > 2)
- fprintf(FERROR,"server_recv(%d) starting pid=%d\n",argc,(int)getpid());
+ rprintf(FINFO,"server_recv(%d) starting pid=%d\n",argc,(int)getpid());
+
+ if (am_daemon) {
+ char *name = lp_name(module_id);
+ int i, l = strlen(name);
+ for (i=0;i<argc;i++) {
+ if (strncmp(argv[i], name, l) == 0) {
+ argv[i] += l;
+ if (!*argv[i]) argv[i] = ".";
+ }
+ rprintf(FINFO,"argv[%d]=%s\n", i, argv[i]);
+ }
+ }
if (argc > 0) {
dir = argv[0];
argc--;
argv++;
- if (chdir(dir) != 0) {
- fprintf(FERROR,"chdir %s : %s (4)\n",
+ if (!am_daemon && chdir(dir) != 0) {
+ rprintf(FERROR,"chdir %s : %s (4)\n",
dir,strerror(errno));
exit_cleanup(1);
}
}
if (delete_mode)
- recv_exclude_list(STDIN_FILENO);
+ recv_exclude_list(f_in);
- flist = recv_file_list(STDIN_FILENO);
+ flist = recv_file_list(f_in);
if (!flist || flist->count == 0) {
- fprintf(FERROR,"nothing to do\n");
+ rprintf(FERROR,"nothing to do\n");
exit_cleanup(1);
}
local_name = get_local_name(flist,argv[0]);
}
- status = do_recv(STDIN_FILENO,STDOUT_FILENO,flist,local_name);
+ status = do_recv(f_in,f_out,flist,local_name);
exit_cleanup(status);
}
-static void usage(FILE *f)
+void start_server(int f_in, int f_out, int argc, char *argv[])
+{
+ setup_protocol(f_out, f_in);
+
+ if (am_sender) {
+ recv_exclude_list(f_in);
+ if (cvs_exclude)
+ add_cvs_excludes();
+ do_server_sender(f_in, f_out, argc, argv);
+ } else {
+ do_server_recv(f_in, f_out, argc, argv);
+ }
+ exit_cleanup(0);
+}
+
+static int client_run(int f_in, int f_out, int pid, int argc, char *argv[])
+{
+ struct file_list *flist;
+ int status = 0, status2 = 0;
+ char *local_name = NULL;
+
+ setup_protocol(f_out,f_in);
+
+ if (am_sender) {
+ if (cvs_exclude)
+ add_cvs_excludes();
+ if (delete_mode)
+ send_exclude_list(f_out);
+ flist = send_file_list(f_out,argc,argv);
+ if (verbose > 3)
+ rprintf(FINFO,"file list sent\n");
+ send_files(flist,f_out,f_in);
+ if (pid != -1) {
+ if (verbose > 3)
+ rprintf(FINFO,"waiting on %d\n",pid);
+ waitpid(pid, &status, 0);
+ }
+ report(-1);
+ exit_cleanup(status);
+ }
+
+ send_exclude_list(f_out);
+
+ flist = recv_file_list(f_in);
+ if (!flist || flist->count == 0) {
+ rprintf(FINFO,"nothing to do\n");
+ exit_cleanup(0);
+ }
+
+ local_name = get_local_name(flist,argv[0]);
+
+ status2 = do_recv(f_in,f_out,flist,local_name);
+
+ report(f_in);
+
+ if (pid != -1) {
+ waitpid(pid, &status, 0);
+ }
+
+ return status | status2;
+}
+
+
+int start_socket_client(char *host, char *path, int argc, char *argv[])
+{
+ int fd, i;
+ char *sargs[MAX_ARGS];
+ int sargc=0;
+ char line[1024];
+ char *p;
+ int version;
+
+ fd = open_socket_out(host, port);
+ if (fd == -1) {
+ exit_cleanup(1);
+ }
+
+ server_options(sargs,&sargc);
+
+ sargs[sargc++] = ".";
+
+ if (path && *path)
+ sargs[sargc++] = path;
+
+ sargs[sargc] = NULL;
+
+ p = strchr(path,'/');
+ if (p) *p = 0;
+ io_printf(fd,"%s\n",path);
+ if (p) *p = '/';
+
+ if (!read_line(fd, line, sizeof(line)-1)) {
+ return -1;
+ }
+
+ if (sscanf(line,"RSYNCD %d", &version) != 1) {
+ return -1;
+ }
+
+ while (1) {
+ if (!read_line(fd, line, sizeof(line)-1)) {
+ return -1;
+ }
+ if (strcmp(line,"RSYNCD: OK") == 0) break;
+ rprintf(FINFO,"%s\n", line);
+ }
+
+ for (i=0;i<sargc;i++) {
+ io_printf(fd,"%s\n", sargs[i]);
+ }
+ io_printf(fd,"\n");
+
+#if 0
+ while (1) {
+ if (!read_line(fd, line, sizeof(line)-1)) {
+ return -1;
+ }
+ rprintf(FINFO,"%s\n", line);
+ }
+#endif
+
+ return client_run(fd, fd, -1, argc, argv);
+}
+
+int start_client(int argc, char *argv[])
+{
+ char *p;
+ char *shell_machine = NULL;
+ char *shell_path = NULL;
+ char *shell_user = NULL;
+ int pid;
+ int f_in,f_out;
+
+ p = strchr(argv[0],':');
+
+ if (p) {
+ if (p[1] == ':') {
+ *p = 0;
+ return start_socket_client(argv[0], p+2, argc-1, argv+1);
+ }
+ am_sender = 0;
+ *p = 0;
+ shell_machine = argv[0];
+ shell_path = p+1;
+ argc--;
+ argv++;
+ } else {
+ am_sender = 1;
+
+ p = strchr(argv[argc-1],':');
+ if (!p) {
+ local_server = 1;
+ } else if (p[1] == ':') {
+ *p = 0;
+ return start_socket_client(argv[argc-1], p+2, argc-1, argv);
+ }
+
+ if (local_server) {
+ shell_machine = NULL;
+ shell_path = argv[argc-1];
+ } else {
+ *p = 0;
+ shell_machine = argv[argc-1];
+ shell_path = p+1;
+ }
+ argc--;
+ }
+
+ if (shell_machine) {
+ p = strchr(shell_machine,'@');
+ if (p) {
+ *p = 0;
+ shell_user = shell_machine;
+ shell_machine = p+1;
+ }
+ }
+
+ if (verbose > 3) {
+ rprintf(FINFO,"cmd=%s machine=%s user=%s path=%s\n",
+ shell_cmd?shell_cmd:"",
+ shell_machine?shell_machine:"",
+ shell_user?shell_user:"",
+ shell_path?shell_path:"");
+ }
+
+ if (!am_sender && argc != 1) {
+ usage(FERROR);
+ exit_cleanup(1);
+ }
+
+ pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out);
+
+#if HAVE_SETLINEBUF
+ setlinebuf(stdout);
+ setlinebuf(stderr);
+#endif
+
+ return client_run(f_in, f_out, pid, argc, argv);
+}
+
+
+static void usage(int F)
{
- fprintf(f,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n",
+ rprintf(F,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n",
VERSION);
- fprintf(f,"Usage:\t%s [options] src user@host:dest\nOR",RSYNC_NAME);
- fprintf(f,"\t%s [options] user@host:src dest\n\n",RSYNC_NAME);
- fprintf(f,"Options:\n");
- fprintf(f,"-v, --verbose increase verbosity\n");
- fprintf(f,"-c, --checksum always checksum\n");
- fprintf(f,"-a, --archive archive mode (same as -rlptDog)\n");
- fprintf(f,"-r, --recursive recurse into directories\n");
- fprintf(f,"-R, --relative use relative path names\n");
- fprintf(f,"-b, --backup make backups (default ~ extension)\n");
- fprintf(f,"-u, --update update only (don't overwrite newer files)\n");
- fprintf(f,"-l, --links preserve soft links\n");
- fprintf(f,"-L, --copy-links treat soft links like regular files\n");
- fprintf(f,"-H, --hard-links preserve hard links\n");
- fprintf(f,"-p, --perms preserve permissions\n");
- fprintf(f,"-o, --owner preserve owner (root only)\n");
- fprintf(f,"-g, --group preserve group\n");
- fprintf(f,"-D, --devices preserve devices (root only)\n");
- fprintf(f,"-t, --times preserve times\n");
- fprintf(f,"-S, --sparse handle sparse files efficiently\n");
- fprintf(f,"-n, --dry-run show what would have been transferred\n");
- fprintf(f,"-W, --whole-file copy whole files, no incremental checks\n");
- fprintf(f,"-x, --one-file-system don't cross filesystem boundaries\n");
- fprintf(f,"-B, --block-size SIZE checksum blocking size\n");
- fprintf(f,"-e, --rsh COMMAND specify rsh replacement\n");
- fprintf(f," --rsync-path PATH specify path to rsync on the remote machine\n");
- fprintf(f,"-C, --cvs-exclude auto ignore files in the same way CVS does\n");
- fprintf(f," --delete delete files that don't exist on the sending side\n");
- fprintf(f," --force force deletion of directories even if not empty\n");
- fprintf(f," --numeric-ids don't map uid/gid values by user/group name\n");
- fprintf(f,"-I, --ignore-times don't exclude files that match length and time\n");
- fprintf(f,"-T --temp-dir DIR create temporary files in directory DIR\n");
- fprintf(f,"-z, --compress compress file data\n");
- fprintf(f," --exclude FILE exclude file FILE\n");
- fprintf(f," --exclude-from FILE exclude files listed in FILE\n");
- fprintf(f," --suffix SUFFIX override backup suffix\n");
- fprintf(f," --version print version number\n");
-
- fprintf(f,"\n");
- fprintf(f,"the backup suffix defaults to %s\n",BACKUP_SUFFIX);
- fprintf(f,"the block size defaults to %d\n",BLOCK_SIZE);
+ rprintf(F,"Usage:\t%s [options] src user@host:dest\nOR",RSYNC_NAME);
+ rprintf(F,"\t%s [options] user@host:src dest\n\n",RSYNC_NAME);
+ rprintf(F,"Options:\n");
+ rprintf(F,"-v, --verbose increase verbosity\n");
+ rprintf(F,"-c, --checksum always checksum\n");
+ rprintf(F,"-a, --archive archive mode (same as -rlptDog)\n");
+ rprintf(F,"-r, --recursive recurse into directories\n");
+ rprintf(F,"-R, --relative use relative path names\n");
+ rprintf(F,"-b, --backup make backups (default ~ extension)\n");
+ rprintf(F,"-u, --update update only (don't overwrite newer files)\n");
+ rprintf(F,"-l, --links preserve soft links\n");
+ rprintf(F,"-L, --copy-links treat soft links like regular files\n");
+ rprintf(F,"-H, --hard-links preserve hard links\n");
+ rprintf(F,"-p, --perms preserve permissions\n");
+ rprintf(F,"-o, --owner preserve owner (root only)\n");
+ rprintf(F,"-g, --group preserve group\n");
+ rprintf(F,"-D, --devices preserve devices (root only)\n");
+ rprintf(F,"-t, --times preserve times\n");
+ rprintf(F,"-S, --sparse handle sparse files efficiently\n");
+ rprintf(F,"-n, --dry-run show what would have been transferred\n");
+ rprintf(F,"-W, --whole-file copy whole files, no incremental checks\n");
+ rprintf(F,"-x, --one-file-system don't cross filesystem boundaries\n");
+ rprintf(F,"-B, --block-size SIZE checksum blocking size\n");
+ rprintf(F,"-e, --rsh COMMAND specify rsh replacement\n");
+ rprintf(F," --rsync-path PATH specify path to rsync on the remote machine\n");
+ rprintf(F,"-C, --cvs-exclude auto ignore files in the same way CVS does\n");
+ rprintf(F," --delete delete files that don't exist on the sending side\n");
+ rprintf(F," --force force deletion of directories even if not empty\n");
+ rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
+ rprintf(F," --timeout TIME set IO timeout in seconds\n");
+ rprintf(F,"-I, --ignore-times don't exclude files that match length and time\n");
+ rprintf(F,"-T --temp-dir DIR create temporary files in directory DIR\n");
+ rprintf(F,"-z, --compress compress file data\n");
+ rprintf(F," --exclude FILE exclude file FILE\n");
+ rprintf(F," --exclude-from FILE exclude files listed in FILE\n");
+ rprintf(F," --suffix SUFFIX override backup suffix\n");
+ rprintf(F," --version print version number\n");
+
+ rprintf(F,"\n");
+ rprintf(F,"the backup suffix defaults to %s\n",BACKUP_SUFFIX);
+ rprintf(F,"the block size defaults to %d\n",BLOCK_SIZE);
}
enum {OPT_VERSION,OPT_SUFFIX,OPT_SENDER,OPT_SERVER,OPT_EXCLUDE,
- OPT_EXCLUDE_FROM,OPT_DELETE,OPT_NUMERIC_IDS,OPT_RSYNC_PATH,OPT_FORCE};
+ OPT_EXCLUDE_FROM,OPT_DELETE,OPT_NUMERIC_IDS,OPT_RSYNC_PATH,
+ OPT_FORCE,OPT_TIMEOUT,OPT_DAEMON};
static char *short_options = "oblLWHpguDCtcahvrRIxnSe:B:T:z";
{"rsh", 1, 0, 'e'},
{"suffix", 1, 0, OPT_SUFFIX},
{"block-size", 1, 0, 'B'},
+ {"timeout", 1, 0, OPT_TIMEOUT},
{"temp-dir", 1, 0, 'T'},
{"compress", 0, 0, 'z'},
+ {"daemon", 0, 0, OPT_DAEMON},
{0,0,0,0}};
RETSIGTYPE sigusr1_handler(int val) {
exit_cleanup(1);
}
-int main(int argc,char *argv[])
+
+static void parse_arguments(int argc, char *argv[])
{
- int pid, status = 0, status2 = 0;
int opt;
int option_index;
- char *shell_cmd = NULL;
- char *shell_machine = NULL;
- char *shell_path = NULL;
- char *shell_user = NULL;
- char *p;
- int f_in,f_out;
- struct file_list *flist;
- char *local_name = NULL;
-
- signal(SIGUSR1, sigusr1_handler);
-
- starttime = time(NULL);
- am_root = (getuid() == 0);
-
- /* we set a 0 umask so that correct file permissions can be
- carried across */
- orig_umask = (int)umask(0);
while ((opt = getopt_long(argc, argv,
short_options, long_options, &option_index))
#if SUPPORT_HARD_LINKS
preserve_hard_links=1;
#else
- fprintf(FERROR,"ERROR: hard links not supported on this platform\n");
+ rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
exit_cleanup(1);
#endif
break;
usage(FERROR);
exit_cleanup(1);
}
- sender = 1;
+ am_sender = 1;
break;
case 'r':
block_size = atoi(optarg);
break;
+ case OPT_TIMEOUT:
+ io_timeout = atoi(optarg);
+ break;
+
case 'T':
tmpdir = optarg;
break;
do_compression = 1;
break;
+ case OPT_DAEMON:
+ am_daemon = 1;
+ break;
+
default:
- /* fprintf(FERROR,"bad option -%c\n",opt); */
+ /* rprintf(FERROR,"bad option -%c\n",opt); */
exit_cleanup(1);
}
}
+}
- while (optind--) {
- argc--;
- argv++;
- }
+static int rsync_module(int fd, int i)
+{
+ int argc=0;
+ char *argv[MAX_ARGS];
+ char **argp;
+ char line[1024];
- signal(SIGCHLD,SIG_IGN);
- signal(SIGINT,SIGNAL_CAST sig_int);
- signal(SIGPIPE,SIGNAL_CAST sig_int);
- signal(SIGHUP,SIGNAL_CAST sig_int);
+ module_id = i;
- if (dry_run)
- verbose = MAX(verbose,1);
+ if (lp_read_only(i))
+ read_only = 1;
-#ifndef SUPPORT_LINKS
- if (!am_server && preserve_links) {
- fprintf(FERROR,"ERROR: symbolic links not supported\n");
- exit_cleanup(1);
- }
-#endif
+ rprintf(FERROR,"rsyncd starting\n");
- if (am_server) {
- setup_protocol(STDOUT_FILENO,STDIN_FILENO);
+ if (chroot(lp_path(i))) {
+ io_printf(fd,"ERROR: chroot failed\n");
+ return -1;
+ }
+
+ if (chdir("/")) {
+ io_printf(fd,"ERROR: chdir failed\n");
+ return -1;
+ }
+
+ if (setgid(lp_gid(i))) {
+ io_printf(fd,"ERROR: setgid failed\n");
+ return -1;
+ }
+
+ if (setuid(lp_uid(i))) {
+ io_printf(fd,"ERROR: setuid failed\n");
+ return -1;
+ }
+
+ io_printf(fd,"RSYNCD: OK\n");
+
+ argv[argc++] = "rsyncd";
+
+ while (1) {
+ if (!read_line(fd, line, sizeof(line)-1)) {
+ return -1;
+ }
+
+ if (!*line) break;
+
+ argv[argc] = strdup(line);
+ if (!argv[argc]) {
+ return -1;
+ }
+
+ argc++;
+ if (argc == MAX_ARGS) {
+ return -1;
+ }
+ }
+
+ parse_arguments(argc, argv);
+
+ /* don't allow the logs to be flooded too fast */
+ if (verbose > 1) verbose = 1;
+
+ argc -= optind;
+ argp = argv + optind;
+ optind = 0;
+
+ start_server(fd, fd, argc, argp);
+
+ return 0;
+}
+
+static void send_listing(int fd)
+{
+ int n = lp_numservices();
+ int i;
- if (sender) {
- recv_exclude_list(STDIN_FILENO);
- if (cvs_exclude)
- add_cvs_excludes();
- do_server_sender(argc,argv);
- } else {
- do_server_recv(argc,argv);
- }
- exit_cleanup(0);
- }
+ for (i=0;i<n;i++)
+ if (lp_list(i))
+ io_printf(fd, "%-15s\t%s\n", lp_name(i), lp_comment(i));
+}
- if (argc < 2) {
- usage(FERROR);
- exit_cleanup(1);
- }
+/* this is called when a socket connection is established to a client
+ and we want to start talking. The setup of the system is done from
+ here */
+static int start_daemon(int fd)
+{
+ char line[1024];
+ char *motd;
+
+ set_socket_options(fd,"SO_KEEPALIVE");
+
+ io_printf(fd,"RSYNCD %d\n", PROTOCOL_VERSION);
+
+ motd = lp_motd_file();
+ if (*motd) {
+ FILE *f = fopen(motd,"r");
+ while (f && !feof(f)) {
+ int len = fread(line, 1, sizeof(line)-1, f);
+ if (len > 0) {
+ line[len] = 0;
+ io_printf(fd,"%s", line);
+ }
+ }
+ if (f) fclose(f);
+ io_printf(fd,"\n");
+ }
- p = strchr(argv[0],':');
-
- if (p) {
- sender = 0;
- *p = 0;
- shell_machine = argv[0];
- shell_path = p+1;
- argc--;
- argv++;
- } else {
- sender = 1;
-
- p = strchr(argv[argc-1],':');
- if (!p) {
- local_server = 1;
- }
+ /* read a single line indicating the resource that is wanted */
+ while (1) {
+ int i;
+
+ line[0] = 0;
+ if (!read_line(fd, line, sizeof(line)-1)) {
+ return -1;
+ }
+
+ if (!*line || strcmp(line,"#list")==0) {
+ send_listing(fd);
+ return -1;
+ }
+
+ if (*line == '#') {
+ /* it's some sort of command that I don't understand */
+ io_printf(fd,"ERROR: Unknown command '%s'\n", line);
+ return -1;
+ }
+
+ i = lp_number(line);
+ if (i == -1) {
+ io_printf(fd,"ERROR: Unknown module '%s'\n", line);
+ return -1;
+ }
+
+ return rsync_module(fd, i);
+ }
- if (local_server) {
- shell_machine = NULL;
- shell_path = argv[argc-1];
- } else {
- *p = 0;
- shell_machine = argv[argc-1];
- shell_path = p+1;
- }
- argc--;
- }
+ return 0;
+}
- if (shell_machine) {
- p = strchr(shell_machine,'@');
- if (p) {
- *p = 0;
- shell_user = shell_machine;
- shell_machine = p+1;
- }
- }
- if (verbose > 3) {
- fprintf(FERROR,"cmd=%s machine=%s user=%s path=%s\n",
- shell_cmd?shell_cmd:"",
- shell_machine?shell_machine:"",
- shell_user?shell_user:"",
- shell_path?shell_path:"");
- }
-
- if (!sender && argc != 1) {
- usage(FERROR);
- exit_cleanup(1);
- }
+static int daemon_main(void)
+{
+ if (!lp_load(RSYNCD_CONF)) {
+ exit_cleanup(1);
+ }
- pid = do_cmd(shell_cmd,shell_machine,shell_user,shell_path,&f_in,&f_out);
+ if (is_a_socket(STDIN_FILENO)) {
+ /* we are running via inetd */
+ return start_daemon(STDIN_FILENO);
+ }
- setup_protocol(f_out,f_in);
+ become_daemon();
-#if HAVE_SETLINEBUF
- setlinebuf(FINFO);
- setlinebuf(FERROR);
-#endif
+ return start_accept_loop(port, start_daemon);
+}
- if (verbose > 3)
- fprintf(FERROR,"parent=%d child=%d sender=%d recurse=%d\n",
- (int)getpid(),pid,sender,recurse);
+int main(int argc,char *argv[])
+{
- if (sender) {
- if (cvs_exclude)
- add_cvs_excludes();
- if (delete_mode)
- send_exclude_list(f_out);
- flist = send_file_list(f_out,argc,argv);
- if (verbose > 3)
- fprintf(FERROR,"file list sent\n");
- send_files(flist,f_out,f_in);
- if (verbose > 3)
- fprintf(FERROR,"waiting on %d\n",pid);
- waitpid(pid, &status, 0);
- report(-1);
- exit_cleanup(status);
- }
+ signal(SIGUSR1, sigusr1_handler);
- send_exclude_list(f_out);
+ starttime = time(NULL);
+ am_root = (getuid() == 0);
- flist = recv_file_list(f_in);
- if (!flist || flist->count == 0) {
- fprintf(FERROR,"nothing to do\n");
- exit_cleanup(0);
+ /* we set a 0 umask so that correct file permissions can be
+ carried across */
+ orig_umask = (int)umask(0);
+
+ parse_arguments(argc, argv);
+
+ argc -= optind;
+ argv += optind;
+ optind = 0;
+
+ signal(SIGCHLD,SIG_IGN);
+ signal(SIGINT,SIGNAL_CAST sig_int);
+ signal(SIGPIPE,SIGNAL_CAST sig_int);
+ signal(SIGHUP,SIGNAL_CAST sig_int);
+
+ if (am_daemon) {
+ return daemon_main();
}
- local_name = get_local_name(flist,argv[0]);
+ if (dry_run)
+ verbose = MAX(verbose,1);
- status2 = do_recv(f_in,f_out,flist,local_name);
+#ifndef SUPPORT_LINKS
+ if (!am_server && preserve_links) {
+ rprintf(FERROR,"ERROR: symbolic links not supported\n");
+ exit_cleanup(1);
+ }
+#endif
- report(f_in);
+ if (am_server) {
+ start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv);
+ }
- waitpid(pid, &status, 0);
+ if (argc < 2) {
+ usage(FERROR);
+ exit_cleanup(1);
+ }
- return status | status2;
+ return start_client(argc, argv);
}