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cmds.c
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cmds.c
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/*
* University of Illinois/NCSA Open Source License
*
* Copyright © 2003-2012 NCSA. All rights reserved.
*
* Developed by:
*
* Storage Enabling Technologies (SET)
*
* Nation Center for Supercomputing Applications (NCSA)
*
* http://dims.ncsa.uiuc.edu/set/uberftp
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the .Software.),
* to deal with the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* + Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimers.
*
* + Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimers in the
* documentation and/or other materials provided with the distribution.
*
* + Neither the names of SET, NCSA
* nor the names of its contributors may be used to endorse or promote
* products derived from this Software without specific prior written
* permission.
*
* THE SOFTWARE IS PROVIDED .AS IS., WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS WITH THE SOFTWARE.
*/
#include "config.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/time.h>
#include <termios.h>
#include <string.h>
#include <dirent.h>
#include <libgen.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <time.h>
#include <pwd.h>
#include "linterface.h"
#include "filetree.h"
#include "settings.h"
#include "logical.h"
#include "output.h"
#include "cmds.h"
#include "misc.h"
#include "unix.h"
#include "ml.h"
#include "nc.h"
#ifdef SYSLOG_PERF
#include "perf.h"
#endif /* SYSLOG_PERF */
#ifdef DMALLOC
#include "dmalloc.h"
#endif /* DMALLOC */
#define C_RETRY(ec,cmd) \
{ \
int retcnt = s_retry(); \
ec = EC_SUCCESS; \
do \
{ \
ec_destroy(ec); \
ec = cmd; \
if (!ec_retry(ec)) \
break; \
} while (retcnt-- > 0 || !s_retry()); \
}
#define C_A_CMD 0x00
#define C_A_NOARGS 0x01
#define C_A_OINT 0x02 /* Optional 32bit integer. */
#define C_A_STRINGS 0x03 /* Expect 1 string, then optional strings. */
#define C_A_OSTRINGS 0x04 /* Optional strings. */
#define C_A_STRING 0x05 /* Expect 1 string. */
#define C_A_2STRINGS 0x06 /* Expect 2 strings. */
#define C_A_STRINGPLUS 0x07 /* Expect 1 string, possibly 2. */
#define C_A_OSTRING 0x08 /* Possibly 1 string. */
#define C_A_OCHAR 0x09
#define C_A_2OFF 0x0A
#define C_A_OFF 0x0B
#define C_A_PERMS 0x0C
#define C_A_INT_STRINGS 0x0D /* Int followed by 1 or more strings. */
#define C_A_OCH_OSTRING 0x0E
#define C_A_2STRINGPLUS 0x0F /* Expect 2 strings, possibly more. */
#define C_A_2OSTRINGS 0x10 /* Possibly 2 strings. */
#define C_A_OLONG 0x11 /* Optional 64bit integer. */
#define C_A_OPT_P 0x020
#define C_A_OPT_p 0x040
#define C_A_OPT_u 0x080
#define C_A_OPT_r 0x100
#define C_A_OPT_d 0x200
#define C_A_RCH_1 0x1000
#define C_A_LCH_1 0x2000
#define C_A_RCH_2 0x4000
#define C_A_LCH_2 0x8000
#define C_A_OPT_MASK 0xFFE0
#define C_ISDIR(x) ((x) == 0 || (x) == S_IFDIR)
#define C_ISREG(x) ((x) == 0 || (x) == S_IFREG)
/* Connection Handle. */
typedef struct {
lh_t lh;
} ch_t;
typedef struct cmd {
void * func;
char * name;
int ctype;
char * desc;
char * syntax;
char * options;
} cmd_t;
ch_t glch; /* Local connection handle. */
ch_t grch; /* Remote connection handle. */
static cmdret_t _c_lex(char * token);
static cmd_t * _c_lookup(char * cmd);
static cmdret_t _c_active();
static cmdret_t _c_ascii();
static cmdret_t _c_binary();
static cmdret_t _c_blksize(long long size);
static cmdret_t _c_bugs();
static cmdret_t _c_cat(ch_t *, char ** files);
static cmdret_t _c_cdup(ch_t *);
static cmdret_t _c_chdir(ch_t *, char * path);
static cmdret_t _c_chgrp(ch_t *, int rflag, char * group, char ** files);
static cmdret_t _c_chmod(ch_t *, int rflag, int perms, char ** files);
static cmdret_t _c_close(ch_t *);
static cmdret_t _c_cksum(char * val);
static cmdret_t _c_cos(char * cos);
static cmdret_t _c_dcau(char mode, char * subject);
static cmdret_t _c_debug(int lvl);
static cmdret_t _c_glob(char * val);
static cmdret_t _c_family(char * family);
static cmdret_t _c_get(ch_t *, ch_t *, int, char *, char *);
static cmdret_t _c_hash();
static cmdret_t _c_help(char * cmd);
static cmdret_t _c_keepalive(int seconds);
static cmdret_t _c_list(ch_t *, int rflag, char * path, char * ofile);
static cmdret_t _c_lscos(ch_t *);
static cmdret_t _c_lsfam(ch_t *);
static cmdret_t _c_mkdir(ch_t *, char ** dirs);
static cmdret_t _c_mode(char mode);
static cmdret_t _c_mget(ch_t *, ch_t *, int rflag, char ** files);
#ifdef MSSFTP
static cmdret_t _c_open(ch_t *);
#else /* MSSFTP */
static cmdret_t _c_open(ch_t *, char *, char *, char *, int);
#endif /* MSSFTP */
static cmdret_t _c_order(char * order);
static cmdret_t _c_parallel(int count);
static cmdret_t _c_passive();
static cmdret_t _c_pbsz(long long length);
static cmdret_t _c_prot(char);
static cmdret_t _c_pget(ch_t*, ch_t*,globus_off_t, globus_off_t, char*, char*);
static cmdret_t _c_pwd(ch_t *);
static cmdret_t _c_quit(ch_t *, ch_t *);
static cmdret_t _c_quote(ch_t *, char ** words);
static cmdret_t _c_rename(ch_t *, char * sfile, char * dfile);
static cmdret_t _c_retry(int cnt);
static cmdret_t _c_resume(int dflag, char * resume);
static cmdret_t _c_rm(ch_t *, int rflag, char ** files);
static cmdret_t _c_rmdir(ch_t *, char ** dirs);
static cmdret_t _c_runique();
static cmdret_t _c_shell(char ** args);
static cmdret_t _c_size(ch_t *, char ** files);
static cmdret_t _c_stage(ch_t *, int rflag, int t, char ** files);
static cmdret_t _c_sunique();
static cmdret_t _c_tcpbuf(long long size);
#ifdef MSSFTP
static cmdret_t _c_type(char *);
#endif /* MSSFTP */
static cmdret_t _c_versions();
static cmdret_t _c_wait();
static cmdret_t _c_link(ch_t *, char * oldfile, char * newfile);
static cmdret_t _c_symlink(ch_t *, char * oldfile, char * newfile);
static errcode_t _c_get_ml(ch_t * ch, char * target, int type, ml_t ** mlp);
static cmdret_t _c_xfer(ch_t * sch,
ch_t * dch,
int rflag,
char * sfile,
char * dfile,
int unique,
globus_off_t soff,
globus_off_t slen);
static cmdret_t
_c_xfer_file(ch_t * sch,
ch_t * dch,
char * src,
char * dst,
int unique,
globus_off_t soff,
globus_off_t slen);
static cmdret_t
_c_list_normal(ch_t * ch, char * path, char * ofile);
static cmdret_t
_c_list_mlsx(ch_t * ch, char * path, char * ofile, int rflag);
static cmd_t gcmdlist [] = {
{ _c_shell, "!", C_A_OSTRINGS,
"Run the command using a shell on the local machine. If no command is given,\n"
"invoke an interactive shell.\n",
"! [command]\n", NULL},
{ _c_help, "?", C_A_OSTRING,
"If [command] is given, print a (hopefully) helpful blurb about [command].\n"
"Otherwise, list all commands.\n",
"? [command]\n", NULL},
{ _c_active, "active", C_A_NOARGS,
"Change to ACTIVE mode which causes the server to initiate the data\n"
"connection. The default is PASSIVE mode unless the variable\n"
"UBERFTP_ACTIVE_MODE is set in the environment. If you are behind a\n"
"firewall you must use PASSIVE mode.\n",
"active\n", NULL},
{ _c_ascii, "ascii", C_A_NOARGS,
"Change the data transfer type to ASCII which causes the server to do some\n"
"simple transformations to the file being transferred. This is mostly useful\n"
"for changing EOL (end of line) in text files when moving between platforms.\n"
"This option is almost never necessary today. The default is BINARY mode\n"
"also known as IMAGE mode.\n",
"ascii\n", NULL},
{ _c_binary, "binary", C_A_NOARGS,
"Change the data transfer type to BINARY (aka IMAGE) which causes the server\n"
"to not perform transformations to the file being transferred. This is the\n"
"default and is faster than an ASCII transfer.\n",
"binary\n", NULL},
{ _c_blksize, "blksize", C_A_OLONG,
"Change the size of the memory buffer used to read and write data to disks\n"
"to <size> bytes. The default block size is 1024*1024 (1048576) bytes. The\n"
"block size can be increased to improve file transfer performance. This is\n"
"not related to the extended block mode block size used to determine the\n"
"ratio of data to header for data transferred on the data channel.\n",
"blksize [size]\n", NULL},
{ _c_bugs, "bugs", C_A_NOARGS,
"Prints information regarding bug reporting and feature requests.\n",
"bugs\n", NULL},
{ _c_quit, "bye", C_A_RCH_1|C_A_LCH_2|C_A_NOARGS,
"Close all control and data connections and exit.\n",
"bye\n", NULL},
{ _c_cat, "cat", C_A_RCH_1|C_A_STRINGS,
"Print the contents of the remote file(s) to stdout.\n",
"cat file1 [file2 ... filen]\n", NULL},
{ _c_chdir, "cd", C_A_RCH_1|C_A_OSTRING,
"Change the remote working directory to [dir]. If [dir] is not given,\n"
"the client will make every attempt to change to the user's home directory.\n"
"'~' expansion and '-' previous directory are supported.\n",
"cd [dir]\n", NULL},
{ _c_cdup, "cdup", C_A_RCH_1|C_A_NOARGS,
"Change the remote working directory up one level.\n",
"cdup\n", NULL},
{ _c_chgrp, "chgrp", C_A_RCH_1|C_A_OPT_r|C_A_2STRINGPLUS,
"Change group ownership on the remote object(s).\n",
"chgrp [-r] group object [object2 ... objectn]\n",
"-r Recursively chgrp everything in the given directory.\n"},
{ _c_chmod, "chmod", C_A_RCH_1|C_A_OPT_r|C_A_PERMS,
"Change permissions on the remote object(s).\n",
"chmod [-r] perms object [object2 ... objectn]\n",
"-r Recursively chmod everything in the given directory.\n"},
{ _c_cksum, "cksum", C_A_OSTRING,
"Enable file cksum comparison after each file transfer. This only works with\n"
"NCSA's mass storage system.\n",
"cksum [on|off]\n",
"on Enable checksum comparison\n"
"off Disable checksum comparison\n"},
{ _c_cos, "cos", C_A_OSTRING,
"Sets the class of service to [name] on the FTP service if the service\n"
"supports it. If [name] is omitted, the current class of service is printed.\n",
"cos [name]\n", NULL},
{ _c_close, "close", C_A_RCH_1|C_A_NOARGS,
"Close the control connection to the remote host.\n",
"close\n", NULL},
{ _c_dcau, "dcau", C_A_OCH_OSTRING,
"Change the data channel authentication settings. If the service does not\n"
"support DCAU, these settings are ignored.\n",
"dcau [N|A|S <subject>]\n",
"N Disabled dcau.\n"
"A Expect the remote identity to be mine. (Default)\n"
"S <subject> Expect the remote identity to be <subject>.\n"},
{ _c_debug, "debug", C_A_OINT,
"Turn debug statements on/off. If no value is given, this command will\n"
"toggle between debug(2) and non debug(1) mode. Otherwise the debug level\n"
"is set to the given level.\n",
"debug [0-3]\n",
"0 Only errors are printed\n"
"1 Default. Errors and some helpful messages are printed\n"
"2 Print useful control channel information\n"
"3 Print all information\n"},
#ifdef MSSFTP
{ _c_rm, "delete", C_A_RCH_1|C_A_OPT_r|C_A_STRINGS,
"Alias for rm. This command has been deprecated.\n",
"delete [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
#endif /* MSSFTP */
{ _c_list, "dir", C_A_RCH_1|C_A_OPT_r|C_A_2OSTRINGS,
"List the contents of the remote target directory. If [target] is not given,\n"
"then the current working directory is used.\n",
"dir [-r] [target [file]]\n",
"-r Recursively list [target].\n"
"target Directory or file to list. '.' is used by default.\n"
"file Write listing to [file].\n"},
#ifdef MSSFTP
{ _c_close, "disconnect", C_A_RCH_1|C_A_NOARGS,
"Alias for close. This command has been deprecated.\n",
"disconnect\n", NULL},
#endif /* MSSFTP */
{ _c_family, "family", C_A_OSTRING,
"Sets the tape family to [name] on the FTP service if the service\n"
"supports it. If [name] is omitted, the current family is printed.\n",
"family [name]\n", NULL},
{ _c_get, "get", C_A_RCH_1|C_A_LCH_2|C_A_OPT_r|C_A_STRINGPLUS,
"Retreive file(s) from the remote service. If <source> implies multiple\n"
"transfers, either through regular expressions or by using the recursive\n"
"feature, then [destination] must be a directory. If [destination] is not\n"
"specified, <source> is used.\n",
"get [-r] <source> [destination]\n",
"-r Recursively transfer the given directory.\n"},
{ _c_glob, "glob", C_A_OSTRING,
"Enable or disable filename globbing. If no option is given, this command\n"
"will toggle the current setting.\n",
"glob [on|off]\n",
"on Enable filename globbing\n"
"off Disable filename globbing\n"},
{ _c_hash, "hash", C_A_NOARGS,
"Print hash marks during data transfers. This does not work during third\n"
"party transfers.\n",
"hash\n", NULL},
{ _c_help, "help", C_A_OSTRING,
"If [command] is given, print a (hopefully) helpful blurb about [command].\n"
"Otherwise, list all commands.\n",
"help [command]\n", NULL},
{ _c_keepalive, "keepalive", C_A_OINT,
"Attempts to keep the control channel from being blocked by firewalls during\n"
"long data channel operations. UberFTP sends a NOOP command to the service\n"
"at intervals equal to the specified number of seconds. Setting it to zero\n"
"will disable keepalive. If seconds are not given, the current timeout is\n"
"displayed. This feature is disabled by default.\n",
"keepalive [seconds]\n",
"seconds number of seconds between NOOPs. Disabled if zero.\n"},
{ _c_cat, "lcat", C_A_LCH_1|C_A_STRINGS,
"Print the contents of the local file(s) to stdout.\n",
"lcat file1 [file2 ... filen]\n", NULL},
{ _c_chdir, "lcd", C_A_LCH_1|C_A_OSTRING,
"Change the local working directory to [dir]. If [dir] is not given,\n"
"the client will make every attempt to change to the user's home directory.\n"
"'~' expansion and '-' previous directory are supported.\n",
"lcd [dir]\n", NULL},
{ _c_cdup, "lcdup", C_A_LCH_1|C_A_NOARGS,
"Change the local working directory up one level.\n",
"lcdup\n", NULL},
{ _c_chgrp, "lchgrp", C_A_LCH_1|C_A_OPT_r|C_A_2STRINGPLUS,
"Change group ownership on the local object(s).\n",
"lchgrp [-r] group object [object2 ... objectn]\n",
"-r Recursively chgrp everything in the given directory.\n"},
{ _c_chmod, "lchmod", C_A_LCH_1|C_A_OPT_r|C_A_PERMS,
"Change permissions on the local object(s).\n",
"lchmod [-r] perms object [object2 ... objectn]\n",
"-r Recursively chmod everything in the given directory.\n"},
#ifndef MSSFTP
{ _c_close, "lclose", C_A_LCH_1|C_A_NOARGS,
"Close the control connection to the local host.\n",
"lclose\n", NULL},
#endif /* !MSSFTP */
#ifdef MSSFTP
{ _c_rm, "ldelete", C_A_LCH_1|C_A_OPT_r|C_A_STRINGS,
"Alias for lrm. This command has been deprecated.\n",
"ldelete [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
#endif /* MSSFTP */
{ _c_list, "ldir", C_A_LCH_1|C_A_OPT_r|C_A_2OSTRINGS,
"List the contents of the local target directory. If [target] is not given,\n"
"then the current working directory is used.\n",
"ldir [-r] [target [file]]\n",
"-r Recursively list [target].\n"
"target Directory or file to list. '.' is used by default.\n"
"file Write listing to [file].\n"},
{ _c_link, "link", C_A_RCH_1|C_A_2STRINGS,
"Creates a hardlink to 'oldfile' on the remote service.\n",
"link oldfile newfile\n", NULL},
{ _c_link, "llink", C_A_LCH_1|C_A_2STRINGS,
"Creates a hardlink to 'oldfile' on the local service.\n",
"llink oldfile newfile\n", NULL},
{ _c_list, "lls", C_A_LCH_1|C_A_OPT_r|C_A_2OSTRINGS,
"List the contents of the local target directory. If [target] is not given,\n"
"then the current working directory is used.\n",
"lls [-r] [target [file]]\n",
"-r Recursively list [target].\n"
"target Directory or file to list. '.' is used by default.\n"
"file Write listing to [file].\n"},
{ _c_lscos, "llscos", C_A_LCH_1|C_A_NOARGS,
"List the available COS on the local server (if supported).\n",
"llscos\n", NULL},
{ _c_lsfam, "llsfam", C_A_LCH_1|C_A_NOARGS,
"List the available families on the local server (if supported).\n",
"llsfam\n", NULL},
#ifdef MSSFTP
{ _c_rm, "lmdelete", C_A_LCH_1|C_A_OPT_r|C_A_STRINGS,
"Alias for lrm. This command has been deprecated.\n",
"lmdelete [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
#endif /* MSSFTP */
{ _c_mkdir, "lmkdir", C_A_LCH_1|C_A_STRINGS,
"Create the local directory(ies).\n",
"lmkdir dir1 [dir2 ... dirn]\n", NULL},
#ifndef MSSFTP
{ _c_open, "lopen", C_A_LCH_1|C_A_OPT_u|C_A_OPT_p|C_A_OPT_P|C_A_STRING,
"Opens a control channel to <host> and that host becomes the 'local' machine.\n"
"After using lopen, all local (l*) commands perform their respective\n"
"operations on <host> rather than the local machine. This is how third\n"
"party transfers are accomplished. GSI authentication is used unless the\n"
"-p option is used.\n",
"lopen [-P port] [-u user] [-p pass | X] <host>\n",
"-P port Connect to port (Default 2811 for GSI, 21 for password).\n"
"-u user Connect as alternate user.\n"
"-p pass | X\n"
" Use password 'pass' when authenticating with 'host'.\n"
" If 'pass' equals 'X', read the password from STDIN with\n"
" character echoing turned off.\n"
"host Connect to host.\n"},
#endif /* !MSSFTP */
{ _c_pwd, "lpwd", C_A_LCH_1|C_A_NOARGS,
"Prints the current local working directory.\n",
"lpwd\n", NULL},
{ _c_quote, "lquote", C_A_LCH_1|C_A_STRINGS,
"Pass <cmd> to the local FTP service. This allows the user to use\n"
"server-specific commands that are not available through the uberftp\n"
"interface.\n",
"lquote <cmd>\n", NULL},
{ _c_rename, "lrename", C_A_LCH_1|C_A_2STRINGS,
"Rename the local object <src> to <dst>.\n",
"lrename <src> <dst>\n", NULL},
{ _c_rm, "lrm", C_A_LCH_1|C_A_OPT_r|C_A_STRINGS,
"Removes the local file system object(s).\n",
"lrm [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
{ _c_rmdir, "lrmdir", C_A_LCH_1|C_A_STRINGS,
"Removes the given directories from the local service.\n",
"lrmdir dir1 [dir2...dirn]\n", NULL},
{ _c_list, "ls", C_A_RCH_1|C_A_OPT_r|C_A_2OSTRINGS,
"List the contents of the remote target directory. If [target] is not given,\n"
"then the current working directory is used.\n",
"ls [-r] [target [file]]\n",
"-r Recursively list [target].\n"
"target Directory or file to list. '.' is used by default.\n"
"file Write listing to [file].\n"},
{ _c_lscos, "lscos", C_A_RCH_1|C_A_NOARGS,
"List the available COS on the remote server (if supported).\n",
"lscos\n", NULL},
{ _c_lsfam, "lsfam", C_A_RCH_1|C_A_NOARGS,
"List the available families on the remote server (if supported).\n",
"lsfam\n", NULL},
{ _c_size, "lsize", C_A_LCH_1|C_A_STRINGS,
"Prints the size of the given object(s).\n",
"lsize file1 [file2...filen]\n", NULL },
{ _c_stage, "lstage", C_A_LCH_1|C_A_OPT_r|C_A_INT_STRINGS,
"Attempt to stage all matching files within the given number of seconds\n"
"on the local service.\n",
"lstage [-r] seconds object1 [object2...objectn]\n",
"seconds number of seconds to attempt staging\n"
"-r Recursively stage all files in the given subdirectory.\n"},
{ _c_symlink, "lsymlink", C_A_LCH_1|C_A_2STRINGS,
"Creates a symlink to 'oldfile' on the local service.\n",
"lsymlink oldfile newfile\n", NULL},
#ifdef MSSFTP
{ _c_rm, "mdelete", C_A_RCH_1|C_A_OPT_r|C_A_STRINGS,
"Alias for rm. This command has been deprecated.\n",
"mdelete [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
#endif /* MSSFTP */
{ _c_mget, "mget", C_A_RCH_1|C_A_LCH_2|C_A_OPT_r|C_A_STRINGS,
"Retrieve file(s) from the remote service. This is similiar to making\n"
"multiple calls to get without specifying a destination.\n",
"mget [-r] object1 [object2...objectn]\n",
"-r Recursively transfer the given directory.\n"},
{ _c_mkdir, "mkdir", C_A_RCH_1|C_A_STRINGS,
"Create the remote directory.\n",
"mkdir <dir>\n", NULL},
{ _c_mode, "mode", C_A_OCHAR,
"Toggle the data transfer mode between Streams mode and Extended Block\n"
"mode. The default is Streams mode. If no option is given, it will\n"
"display the current mode.\n",
"mode [E|S]\n",
"E Extended block mode\n"
"S Streams mode\n"},
{ _c_mget, "mput", C_A_LCH_1|C_A_RCH_2|C_A_OPT_r|C_A_STRINGS,
"Store file(s) to the remote service. This is similiar to making\n"
"multiple calls to put without specifying a destination.\n",
"mput [-r] object1 [object2...objectn]\n",
"-r Recursively transfer the given directory.\n"},
#ifndef MSSFTP
{ _c_open, "open", C_A_RCH_1|C_A_OPT_u|C_A_OPT_p|C_A_OPT_P|C_A_STRING,
"Opens a control channel to <host> and that host becomes the 'remote'\n"
"machine. GSI authentication is used unless the -p option is used.\n",
"open [-P port] [-u user] [-p pass | X] <host>\n",
"-P port Connect to port (Default 2811 for GSI, 21 for password).\n"
"-u user Connect as alternate user.\n"
"-p pass | X\n"
" Use password 'pass' when authenticating with 'host'.\n"
" If 'pass' equals 'X', read the password from STDIN with\n"
" character echoing turned off.\n"
"host Connect to host.\n"},
#else /* !MSSFTP */
{ _c_open, "open", C_A_RCH_1|C_A_NOARGS,
"Opens a control channel to MSS and that host becomes the 'remote'\n"
"machine. GSI authentication is used.\n",
"open\n", NULL},
#endif /* !MSSFTP */
{ _c_order, "order", C_A_OSTRING,
"Changes the order of lists returned from ls and lls to the given scheme.\n"
"If <type> is not given, the current order is displayed.\n",
"order <type>\n",
"type Ordering scheme to use. Value options are:\n"
" none Do not order listings\n"
" name Order listings by name\n"
" size Order listings by size\n"
" type Order listings by type\n"},
{ _c_parallel, "parallel", C_A_OINT,
"Set the number of parallel data connections to <number>. This is only\n"
"useful for extended block mode transfers. The default number of data\n"
"connections is one. If no number is given, the current setting for the\n"
"number of parallel connects is printed.\n",
"parallel [number]\n", NULL},
{ _c_passive, "passive", C_A_NOARGS,
"Change to PASSIVE mode which causes the client to initiate the data\n"
"connection. This is the default mode unless the variable\n"
"UBERFTP_ACTIVE_MODE is set in the environment. If you are behind a\n"
"firewall you must use PASSIVE mode.\n",
"passive\n", NULL},
{ _c_pbsz, "pbsz", C_A_OLONG,
"Change the length of the protection buffer. The protection buffer is used\n"
"to encrypt data on the data channel. The length of the protection buffer\n"
"represents the largest encoded message that is allowed on the data channel.\n"
"By default, the protection buffer is grown to match the internal buffer\n"
"used. For efficient transfers, pbsz should be sufficiently larger than\n"
"blksize so that the wrapped buffer fits within the protection buffer.\n"
"Otherwise, the blksize buffer is broken into multiple pieces so that each\n"
"write is less than pbsz when wrapped. If [size] is not given, the current\n"
"size is displayed.\n",
"pbsz [size]\n",
"size length of protection buffer. 0 will set it to its default.\n"},
{ _c_pget, "pget", C_A_RCH_1|C_A_LCH_2|C_A_2OFF,
"Retrieve only the specified portion of the file(s). If srcfile is a regular\n"
"expression and expands to multiple files, and destination is given,\n"
"destination must refer to a directory.\n",
"pget offset size srcfile [destfile]\n",
"offset Offset within the file\n"
"size Amount of data to retrieve\n"
"srcfile Name of remote file\n"
"destfile Name of local file. srcfile is used if destfile\n"
" is not specified\n"},
{ _c_pget, "pput", C_A_LCH_1|C_A_RCH_2|C_A_2OFF,
"Store only the specified portion of the file(s). If srcfile is a regular\n"
"expression and expands to multiple files, and destination is given,\n"
"destination must refer to a directory.\n",
"pput offset size srcfile [destfile]\n",
"offset Offset within the file\n"
"size Amount of data to retrieve\n"
"srcfile Name of remote file\n"
"destfile Name of local file. srcfile is used if destfile\n"
" is not specified\n"},
{ _c_prot, "prot", C_A_OCHAR,
"This command configures the level of security on the data channel after\n"
"data channel authentication has completed. Clear means that the data will\n"
"not be protected. Safe means that the data will be integrity protected\n"
"meaning that altered data will be detected. Confidential means that the data\n"
"will be unreadable to third parties. Private mode means the data will be\n"
"confidential and safe.\n",
"prot [C|S|E|P]\n",
"C Set protection level to clear.\n"
"S Set protection level to safe.\n"
"E Set protection level to confidential.\n"
"P Set protection level to private.\n"},
{ _c_get, "put", C_A_LCH_1|C_A_RCH_2|C_A_OPT_r|C_A_STRINGPLUS,
"Store file(s) to the remote service. If <source> implies multiple\n"
"transfers, either through regular expressions or by using the recursive\n"
"feature, then [destination] must be a directory. If [destination] is not\n"
"specified, <source> is used.\n",
"put [-r] <source> [destination]\n",
"-r Recursively transfer the given directory.\n"},
{ _c_pwd, "pwd", C_A_RCH_1|C_A_NOARGS,
"Prints the current working directory.\n",
"pwd\n", NULL},
{ _c_quit, "quit", C_A_RCH_1|C_A_LCH_2|C_A_NOARGS,
"Close all control and data connections and exit.\n",
"quit\n", NULL},
{ _c_quote, "quote", C_A_RCH_1|C_A_STRINGS,
"Pass <cmd> to the remote FTP service. This allows the user to use\n"
"server-specific commands that are not available through the uberftp\n"
"interface.\n",
"quote <cmd>\n", NULL},
#ifdef MSSFTP
{ _c_get, "recv", C_A_RCH_1|C_A_LCH_2|C_A_OPT_r|C_A_STRINGPLUS,
"Alias for get. This command has been deprecated.\n",
"recv [-r] <source> [destination]\n",
"-r Recursively transfer the given directory.\n"},
#endif /* MSSFTP */
{ _c_rename, "rename", C_A_RCH_1|C_A_2STRINGS,
"Rename the remote object <src> to <dst>.\n",
"rename <src> <dst>\n", NULL},
{ _c_resume, "resume", C_A_OPT_d|C_A_OSTRING,
"Sets a restart point for recursive transfers. If a long recursive transfer\n"
"fails, you can set resume to the path that failed and UberFTP will skip\n"
"all file and directory creations up to the given path.\n",
"resume [-d] [path]\n",
"path Path to resume transfer at. If path is not given, print the current\n"
" resume target.\n"
"-d Remove the current resume path.\n"},
{ _c_retry, "retry", C_A_OINT,
"Configures retry on failed commands that have transient errors. cnt\n"
"represents the number of times a failed command is retried. A value of\n"
"zero effectively disables retry. Zero is the default. If no value is given\n"
"the current setting is displayed.\n",
"retry [cnt]\n",
"cnt Number of times a failed command is retried.\n"},
{ _c_rm, "rm", C_A_RCH_1|C_A_OPT_r|C_A_STRINGS,
"Removes the remote file system object(s).\n",
"rm [-r] object1 [object1...objectn]\n",
"-r Recursively remove the given directory.\n"},
{ _c_rmdir, "rmdir", C_A_RCH_1|C_A_STRINGS,
"Removes the given directories from the remote service.\n",
"rmdir dir1 [dir2...dirn]\n", NULL},
{ _c_runique, "runique", C_A_NOARGS,
"Toggles the client to store files using unique names during get operations.\n",
"runique\n", NULL},
#ifdef MSSFTP
{ _c_get, "send", C_A_LCH_1|C_A_RCH_2|C_A_OPT_r|C_A_STRINGPLUS,
"Alias for put. This command has been deprecated.\n",
"send [-r] <source> [destination]\n",
"-r Recursively transfer the given directory.\n"},
#endif /* MSSFTP */
{ _c_size, "size", C_A_RCH_1|C_A_STRINGS,
"Prints the size of the given object(s).\n",
"size file1 [file2...filen]\n", NULL },
{ _c_stage, "stage", C_A_RCH_1|C_A_OPT_r|C_A_INT_STRINGS,
"Attempt to stage all matching files within the given number of seconds\n"
"on the remote service.\n",
"stage [-r] seconds object1 [object2...objectn]\n",
"seconds number of seconds to attempt staging\n"
"-r Recursively stage all files in the given subdirectory.\n"},
{ _c_sunique, "sunique", C_A_NOARGS,
"Toggles the client to store files using unique names during put operations.\n",
"sunique\n", NULL},
{ _c_symlink, "symlink", C_A_RCH_1|C_A_2STRINGS,
"Creates a symlink to 'oldfile' on the remote service.\n",
"symlink oldfile newfile\n", NULL},
{ _c_tcpbuf, "tcpbuf", C_A_OLONG,
"Set the data channel TCP buffer size to [size] bytes. If [size] is not\n"
"given, the current TCP buffer size will be printed.\n",
"tcpbuf [size]\n", NULL},
#ifdef MSSFTP
{ _c_type, "type", C_A_OSTRING,
"Sets the transfer type. If no type is given, it reports the current type.\n",
"type [ascii|binary]\n", NULL},
{ _c_debug, "verbose", C_A_OINT,
"Alias for debug. This command has been deprecated.\n",
"verbose [0-3]\n",
"0 Only errors are printed\n"
"1 Default. Errors and some helpful messages are printed\n"
"2 Print useful control channel information\n"
"3 Print all information\n"},
#endif /* MSSFTP */
{ _c_versions, "versions", C_A_NOARGS,
"Prints the versions of all Globus modules being used.\n",
"versions\n", NULL},
{ _c_wait, "wait", C_A_NOARGS,
"Toggles whether the client should wait for files to stage before attempting\n"
"to retrieve them.\n",
"wait\n", NULL},
{ NULL, NULL}
};
void
cmd_init()
{
glch.lh = l_init(UnixInterface); /* Local connection handle. */
grch.lh = l_init(NcInterface); /* Remote connection handle. */
}
cmdret_t
cmd_intrptr(char * cmd)
{
cmdret_t cr = CMD_SUCCESS;
char * token = NULL;
char * nxttok = NULL;
char * sc = NULL;
char * buf = NULL;
buf = cmd = Strdup(cmd);
for (; cmd && *cmd && cr == CMD_SUCCESS; cmd = (sc ? sc+1 : NULL))
{
sc = StrchrEsc(cmd, ";,");
if (sc)
*sc = '\0';
nxttok = cmd;
do
{
token = StrtokEsc(nxttok, ' ', &nxttok);
cmd = NULL;
cr = _c_lex(token);
} while (token && cr == CMD_SUCCESS);
}
FREE(buf);
return cr;
}
static cmdret_t
_c_lex(char * token)
{
static int state = C_A_CMD;
static int dflag = 0;
static int rflag = 0;
static int rparg = 0;
static int rParg = 0;
static int ruarg = 0;
static cmd_t * cmd = NULL;
static char * parg = NULL;
static char * uarg = NULL;
static char ** strs = NULL;
static char * str = NULL;
static char chr;
static int perms = 0;
static int Parg = -1;
static int scnt = 0;
static int ival = -1;
static globus_off_t lval1 = -1;
static globus_off_t lval2 = -1;
cmdret_t cr = CMD_SUCCESS;
if ((ruarg || rParg || rparg) && !token)
{
fprintf(stderr, "Illegal syntax.\n");
goto error;
}
if (ruarg)
{
ruarg = 0;
uarg = Strdup(token);
return CMD_SUCCESS;
}
if (rparg)
{
rparg = 0;
parg = Strdup(token);
return CMD_SUCCESS;
}
if (rParg)
{
if (!IsInt(token))
{
fprintf(stderr, "%s must be an integer.\n", token);
goto error;
}
rParg = 0;
Parg = strtol(token, NULL, 0);
return CMD_SUCCESS;
}
if (!token)
{
switch (state & ~C_A_OPT_MASK)
{
case C_A_CMD:
return CMD_SUCCESS;
case C_A_OCH_OSTRING:
case C_A_OCHAR:
case C_A_NOARGS:
case C_A_OINT:
case C_A_OLONG:
case C_A_OSTRINGS:
case C_A_OSTRING:
case C_A_2OSTRINGS:
switch(cmd->ctype)
{
case C_A_NOARGS:
cr = ((cmdret_t (*)())cmd->func)();
break;
case C_A_OINT:
cr = ((cmdret_t (*)(int))cmd->func)(ival);
break;
case C_A_OLONG:
cr = ((cmdret_t (*)(long long))cmd->func)(lval1);
break;
case C_A_OPT_d|C_A_OSTRING:
cr = ((cmdret_t (*)(int, char *))cmd->func)(dflag,
strs?strs[0]:NULL);
break;
case C_A_STRING:
cr = ((cmdret_t (*)(char*))cmd->func)(strs[0]);
break;
case C_A_OSTRING:
cr = ((cmdret_t (*)(char*))cmd->func)(strs?strs[0]:NULL);
break;
case C_A_OCHAR:
cr = ((cmdret_t (*)(char))cmd->func)(chr);
break;
case C_A_OCH_OSTRING:
cr = ((cmdret_t (*)(char, char *))cmd->func)
(chr, strs?strs[0]:NULL);
break;
case C_A_OSTRINGS:
cr = ((cmdret_t (*)(char**))cmd->func)(strs);
break;
case C_A_RCH_1|C_A_NOARGS:
cr = ((cmdret_t (*)(ch_t*))cmd->func)(&grch);
break;
case C_A_RCH_1|C_A_STRING:
cr = ((cmdret_t (*)(ch_t*,char*))cmd->func)(&grch,strs[0]);
break;
case C_A_RCH_1|C_A_OSTRING:
cr = ((cmdret_t (*)(ch_t*,char*))cmd->func)
(&grch,strs?strs[0]:NULL);
break;
case C_A_RCH_1|C_A_STRINGS:
cr = ((cmdret_t (*)(ch_t*,char**))cmd->func)(&grch,strs);
break;
case C_A_RCH_1|C_A_2STRINGS:
cr = ((cmdret_t (*)(ch_t*,char*,char*))cmd->func)
(&grch,strs[0],strs[1]);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_STRINGS:
cr = ((cmdret_t (*)(ch_t*,int,char**))cmd->func)
(&grch,rflag,strs);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_2STRINGPLUS:
cr = ((cmdret_t (*)(ch_t*,int,char*,char**))cmd->func)
(&grch,rflag,str,strs);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_PERMS:
cr = ((cmdret_t (*)(ch_t*,int,int,char**))cmd->func)
(&grch,rflag,perms,strs);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_INT_STRINGS:
cr = ((cmdret_t (*)(ch_t*,int,int,char**))cmd->func)
(&grch,rflag,ival,strs);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_OSTRING:
cr = ((cmdret_t (*)(ch_t*,int,char*))cmd->func)
(&grch,rflag,strs?strs[0]:NULL);
break;
case C_A_RCH_1|C_A_OPT_r|C_A_2OSTRINGS:
cr = ((cmdret_t (*)(ch_t*,int,char*,char*))cmd->func)
(&grch,rflag,strs?strs[0]:NULL,strs?strs[1]:NULL);
break;
case C_A_RCH_1|C_A_OPT_u|C_A_OPT_p|C_A_OPT_P|C_A_STRING:
cr = ((cmdret_t (*)(ch_t*,char*,char*,char*,int))cmd->func)
(&grch,uarg,parg,strs[0],Parg);
break;
case C_A_LCH_1|C_A_NOARGS:
cr = ((cmdret_t (*)(ch_t*))cmd->func)(&glch);
break;
case C_A_LCH_1|C_A_OSTRING:
cr = ((cmdret_t (*)(ch_t*,char*))cmd->func)
(&glch,strs?strs[0]:NULL);
break;
case C_A_LCH_1|C_A_STRINGS:
cr = ((cmdret_t (*)(ch_t*,char**))cmd->func)(&glch,strs);
break;
case C_A_LCH_1|C_A_2STRINGS:
cr = ((cmdret_t (*)(ch_t*,char*,char*))cmd->func)
(&glch,strs[0],strs[1]);
break;
case C_A_LCH_1|C_A_OPT_r|C_A_STRINGS:
cr = ((cmdret_t (*)(ch_t*,int,char**))cmd->func)
(&glch,rflag,strs);
break;