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new six version M.Z.

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This commit is contained in:
cvs
2003-10-24 15:02:29 +00:00
parent 501d336adb
commit 9aa438f2b8
6 changed files with 501 additions and 88 deletions
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400
tecs/six.c
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@@ -6,11 +6,52 @@
#include <netdb.h>
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include "term.h"
#include "coc_util.h"
#include "myc_err.h"
#include "myc_str.h"
#include "term.h"
static char *host;
static char instr[32];
static int fd;
static int level=3;
static int deflevel=0;
static int remember=1;
static char user1[32]="";
static char pswd1[32]="";
static char user2[32]="";
static char pswd2[32]="";
void Usage(void) {
printf("\n");
printf(" six commandline options:\n");
printf(" - login as spy\n");
printf(" + login as manager\n");
printf(" 0 login as user\n");
printf(" -- set spy as default\n");
printf(" 00 set user as default\n");
printf(" ++ set manager as default\n");
printf(" help show this help text\n");
printf(" -a or a ask always for username/password, forget passwords\n");
printf(" -s or s simulation mode (on some instruments)\n");
printf(" -w or w do not skip welcome message\n");
printf(" -h \"host\" connect to a SICServer on a different host\n");
printf(" no option login with default privilege\n");
printf("\n");
printf(" Special commands treated by six (these are no SICS commands!)\n");
printf("\n");
printf(" quit exit six\n");
printf(" exit exit six\n");
printf(" stop interrupt SICS\n");
printf(" + increase privilege\n");
printf(" - decrease privilege\n");
printf("\n");
printf(" The SICS status is shown, if it is not 'Eager to execute commands'.\n");
printf(" A shown status does not prohibit to enter commands.\n");
printf("\n");
printf(" Markus Zolliker, Oct. 2003\n");
printf("\n");
}
int CocCreateSockAdr(
struct sockaddr_in *sockaddrPtr, /* Socket address */
@@ -144,62 +185,280 @@ int sendCmd(int fd, char *cmd) {
OnError: return -1;
}
void Usage(void) {
printf(" Usage:\n\n");
printf(" six [options] [\"username\" \"password\"]\n\n");
printf(" Options: -s simulation mode (on some instruments)\n");
printf(" -w do not skip welcome message\n\n");
int scramble(char *buf) {
int i, n, cnt, chr, new;
int x;
/* Scrambles a string. Twice scramble gives original.
It does never convert a plain char to a ctrl char
and all standard ascii-codes to special chars and vice versa.
returns the number of special chars on output
*/
n=strlen(buf);
x=23;
cnt=0;
for (i=0; i<n; i++) {
chr=(buf[i] & 255) ^ (x % 32 + 128);
if (chr & 128) cnt++;
x=(x*13+5) % 256;
buf[i]=chr;
}
return cnt;
}
getscrambled(char *buf, int size, FILE *fil) {
term_fgets(buf, size, fil);
if (scramble(buf) > 0) scramble(buf);
}
putscrambled(char *buf, FILE *fil) {
char cvt[256];
str_copy(cvt, buf);
scramble(cvt);
fprintf(fil, "%s\n", cvt);
}
int setrights(int gotolevel) {
char user[32];
char pswd[32];
char *pw, *us, *p;
char prefhead[128], buf[128];
FILE *fil;
int ask;
us="";
user[0]='\0';
pw=pswd;
pswd[0]='\0';
p=getenv("HOME");
if (p != NULL) str_copy(prefhead, p);
str_append(prefhead, "/.six.");
str_append(prefhead, instr);
str_append(prefhead, ".");
if (0==strcmp(host, "0") && remember) {
fil=term_open_pref(prefhead, "r");
if (fil != NULL) {
term_fgets(buf, sizeof(buf), fil);
getscrambled(user1, sizeof(user1), fil);
getscrambled(pswd1, sizeof(pswd1), fil);
getscrambled(user2, sizeof(user2), fil);
getscrambled(pswd2, sizeof(pswd2), fil);
fclose(fil);
}
if (deflevel==0) {
deflevel=buf[0]-'0';
if (deflevel<1 || deflevel>3) deflevel=2;
}
} else {
deflevel=2;
}
if (NULL != strstr(instr, "TASP")) {
if (user1[0]=='\0') {
str_copy(user1,"Spy");
str_copy(pswd1,"007");
}
if (user2[0]=='\0') {
str_copy(user2,"Spy");
str_copy(pswd2,"007");
}
}
if (gotolevel==0) gotolevel=deflevel;
if (gotolevel==1) {
if (user1[0]=='\0') {
str_copy(user1, "lnsmanager");
}
us=user1;
pw=pswd1;
} else if (gotolevel==2) {
if (user2[0]=='\0') {
str_copy(user2, instr);
str_lowcase(user2, user2);
str_append(user2, "user");
}
us=user2;
pw=pswd2;
} else if (gotolevel==3) {
us="Spy";
pw="007";
}
ask=1;
if (us[0]!='\0' && pw[0]!='\0' && remember) {
sprintf(buf, "config rights %s %s", us, pw);
ERR_I(sendCmd(fd, buf));
ERR_P(p=readWrite(fd,10000,0,"Acknowledged"));
if (*p=='\0') {
if (0==strcmp(us, user1)) {
user1[0]='\0';
pswd1[0]='\0';
}
if (0==strcmp(us, user2)) {
user2[0]='\0';
pswd2[0]='\0';
}
} else {
ask=0;
pw=NULL;
}
}
if (ask) {
printf("SICS username");
if (us[0]!='\0') {
printf(" [%s]", us);
}
printf(": ");
term_fgets(user, sizeof(user), stdin);
if (0==strcmp(user, "quit")) return 1;
if (0==strcmp(user, "exit")) return 1;
if (user[0]=='\0') {
str_copy(user, us);
}
printf("password: ");
term_fgets(pswd, sizeof(pswd), stdin);
if (0==strcmp(pswd, "quit")) return 1;
if (0==strcmp(pswd, "exit")) return 1;
if (pswd[0]!='\0') {
sprintf(buf, "config rights %s %s", user, pswd);
ERR_I(sendCmd(fd, buf));
ERR_P(p=readWrite(fd,10000,0,"Acknowledged"));
if (*p=='\0') {
gotolevel=3;
if (0==strcmp(user, user1)) {
user1[0]='\0';
pswd1[0]='\0';
}
if (0==strcmp(user, user2)) {
user2[0]='\0';
pswd2[0]='\0';
}
pw=NULL;
} else {
if (0==strcmp(user, user1)) {
str_copy(pswd1, pswd);
}
if (0==strcmp(user, user2)) {
str_copy(pswd2, pswd);
}
us=user;
pw=pswd;
}
} else {
gotolevel=3;
}
}
level=gotolevel;
ERR_I(sendCmd(fd, "config list"));
ERR_P(p=readWrite(fd,10000,1,"UserRights = "));
if (p!=NULL) {
level=*p-'0';
}
if (level==3) {
us="Spy";
}
if (pw!=NULL) {
if (level==1) {
str_copy(user1, us);
str_copy(pswd1, pw);
if (0==strcmp(user1, user2)) {
user2[0]='\0';
pswd2[0]='\0';
}
} else if (level==2) {
str_copy(user2, us);
str_copy(pswd2, pw);
if (0==strcmp(user2, user1)) {
user1[0]='\0';
pswd1[0]='\0';
}
}
}
if (0==strcmp(host, "0")) {
fil=term_open_pref(prefhead, "w");
if (fil!=NULL) {
fprintf(fil, "%d\n", deflevel);
if (remember) {
putscrambled(user1, fil);
putscrambled(pswd1, fil);
putscrambled(user2, fil);
putscrambled(pswd2, fil);
}
fclose(fil);
}
}
return 0;
OnError: return -1;
}
int main (int argc, char *argv[]) {
int iret, pos;
fd_set mask;
int fd, l, i, j, port, skip;
char buf[128], lbuf[16], ibuf[64], ilow[64];
char stdPrompt[128], prompt[256], instr[32];
char *rights, *sim="", *us, *ps;
int l, i, j, port, skip, gotolevel;
char buf[128], lbuf[16], ilow[64];
char stdPrompt[128], prompt[256];
char *sim="";
char *p, *statusMatch;
char *pnam[4]={"0", "MANAGER", "user", "spy"};
struct sockaddr_in sadr;
printf("---------------------------------------------------\n");
printf("six, a fast SICS commandline client (doc: six help)\n");
printf("---------------------------------------------------\n");
port=1301;
skip=1;
j=0;
deflevel=0;
gotolevel=0;
host="0"; /* localhost by default */
for (i=1; i<argc; i++) {
if (0==strcmp(argv[i], "-s")) {
if (0==strcmp(argv[i], "-s") || 0==strcmp(argv[i], "s")) {
port=1303; sim="-sim";
} else if (0==strcmp(argv[i], "-w")) {
} else if (0==strcmp(argv[i], "-w") || 0==strcmp(argv[i], "w")) {
skip=0;
} else if (0==strcmp(argv[i], "-a") || 0==strcmp(argv[i], "a")) {
remember=0;
} else if (0==strcmp(argv[i], "+")) {
gotolevel=1;
} else if (0==strcmp(argv[i], "-")) {
gotolevel=3;
} else if (0==strcmp(argv[i], "0")) {
gotolevel=2;
} else if (0==strcmp(argv[i], "++")) {
gotolevel=1;
deflevel=1;
} else if (0==strcmp(argv[i], "--")) {
gotolevel=3;
deflevel=3;
} else if (0==strcmp(argv[i], "00")) {
gotolevel=2;
deflevel=2;
} else if (0==strcmp(argv[i], "help")) {
Usage();
return 0;
} else if (0==strcmp(argv[i], "-h")) {
i++;
if (i>=argc) {
printf("missing host\n");
Usage(); return 0;
}
host=argv[i];
} else {
if (strlen(argv[i])>=32) {
printf("argument too long\n");
Usage(); return 0;
} else if (argv[i][0]!='-') {
if (j==0) {
printf("syntax has changed, username can not be given as argument\n");
Usage(); j=1;
}
} else {
if (j==0) {
us=argv[i];
j=1;
} else if (j==1) {
ps=argv[i];
j=2;
} else {
printf("too many arguments\n");
Usage(); return 0;
}
printf("unknown option: %s\n", argv[i]);
Usage(); return 0;
}
}
}
if (j==1) {
printf("missing password\n");
Usage(); return 0;
}
/*
instr=getenv("Instrument");
if (instr==NULL || instr[0]=='\0') {
printf("Instrument is undefined\n");
Usage(); return 0;
}
*/
ERR_I(CocCreateSockAdr(&sadr, "0", port));
ERR_I(CocCreateSockAdr(&sadr, host, port));
ERR_SI(fd=socket(AF_INET, SOCK_STREAM, 0));
term_reg_socket(fd);
ERR_SI(connect(fd, (struct sockaddr *)&sadr, sizeof(sadr)));
@@ -211,6 +470,9 @@ int main (int argc, char *argv[]) {
}
if (skip) printf("reading welcome message ...\n");
ERR_I(sendCmd(fd, "status interest"));
ERR_P(readWrite(fd,10000,0,"OK"));
ERR_I(sendCmd(fd, "Instrument"));
ERR_P(p=readWrite(fd,10000,0,"Instrument = "));
str_copy(instr, p);
@@ -218,44 +480,27 @@ int main (int argc, char *argv[]) {
printf("can not detect instrument\n");
return 0;
}
if (j==0) {
rights=getenv("six_rights");
if (rights!=NULL && 0==strcmp(rights, instr)) {
us="lnsmanager";
ps="lnsSICSlns";
} else {
sprintf(ibuf, "%suser", instr);
str_lowcase(ibuf, ibuf);
us=ibuf;
ps="03lns1";
}
p=strchr(instr,' ');
if (p!=NULL) *p='\0';
if (0==strcmp(instr,"SANS-II")) {
str_copy(instr, "SANS2");
}
if (NULL == strstr(instr, "TASP")) {
sprintf(buf, "config Rights %s %s", us, ps);
ERR_I(sendCmd(fd, buf));
ERR_P(p=readWrite(fd,10000,0,"Acknowledged"));
if (*p=='\0') {
printf("password guess failed, logged in as Spy\n\n");
Usage();
us="Spy";
}
} else {
us="Spy";
}
printf("\rlogged in to SICS as %s on %s\n", us, instr);
ERR_I(i=setrights(gotolevel));
if (i==1) return 0;
printf("\rlogged in to SICS as %s on %s\n", pnam[level], instr);
str_lowcase(ilow,instr);
sprintf(stdPrompt, "six[%s] ", ilow);
ERR_I(sendCmd(fd, "status interest"));
ERR_P(readWrite(fd,10000,0,"OK"));
ERR_I(sendCmd(fd, "status"));
ERR_P(p=readWrite(fd,10000,0,"status = "));
iret=1;
buf[0]='\0';
pos=0;
term_read_hist("six");
while (1) {
if (*p=='E') { /* Eager to ... */
strcpy(prompt, stdPrompt);
@@ -270,14 +515,40 @@ int main (int argc, char *argv[]) {
if (0==strcmp(lbuf,"quit")) break;
if (0==strcmp(lbuf,"exit")) break;
statusMatch="status = ";
skip=0;
printf("\n");
if (0==strcmp(lbuf,"stop")) {
strcpy(buf, "INT1712 3");
} else if (0==strcmp(buf, "-") ||
0==strcmp(buf, "--") ||
0==strcmp(buf, "+") ||
0==strcmp(buf, "++")) {
j=level;
if (buf[0]=='-') {
if (level<3) level++;
} else {
if (level>1) level--;
}
if (strlen(buf)==2) {
deflevel=level;
}
term_off();
ERR_I(i=setrights(level)); /* level might be changed */
if (i==1) return 0;
if (j!=level) {
printf("\rswitched to %s privilege\n", pnam[level]);
} else {
printf("\rremain at %s privilege\n", pnam[level]);
}
skip=1;
strcpy(buf, "status");
} else if (0==strcmp(buf, "six help")) {
Usage();
strcpy(buf, "status");
} else if (0==strcmp(buf, "")) {
strcpy(buf, "status");
statusMatch=NULL;
}
fputs("\n", stdout);
skip=0;
ERR_I(sendCmd(fd, buf));
ERR_P(p=readWrite(fd,1000,skip,statusMatch));
@@ -291,6 +562,7 @@ int main (int argc, char *argv[]) {
}
}
fputs("\n", stdout);
term_save_hist(1); /* save history wihtout last line */
return 0;
Usage:
return 0;