Annotation of OpenXM/src/ox_toolkit/oxf_old.c, Revision 1.6
1.1 ohara 1: /* -*- mode: C; coding: euc-japan -*- */
1.6 ! ohara 2: /* $OpenXM: OpenXM/src/ox_toolkit/oxf_old.c,v 1.5 2002/04/24 07:45:14 ohara Exp $ */
1.1 ohara 3:
4: /* このモジュールは互換性のためのものです。*/
5:
6: #include <stdio.h>
7: #include <stdlib.h>
8: #include <string.h>
9: #include <unistd.h>
10: #include <fcntl.h>
11: #include <sys/file.h>
12: #include <sys/param.h>
13: #include <time.h>
1.4 ohara 14:
15: #if defined(__sun__)
16: #include <netdb.h>
17: #include <sys/types.h>
18: #include <netinet/in.h>
19: #endif
1.1 ohara 20:
21: #include "mysocket.h"
22: #include "ox_toolkit.h"
23:
24: OXFILE *oxf_control_set(OXFILE *oxfp, OXFILE *ctl)
25: {
26: oxfp->control = ctl;
27: return oxfp;
28: }
29:
1.5 ohara 30: static char *OpenXM_HOME = "/usr/local/OpenXM";
1.1 ohara 31: static char *concat_openxm_home_bin(char *s);
32:
33: OXFILE * ox_start(char* host, char* prog1, char* prog2);
34: OXFILE * ox_start_insecure_nonreverse(char* host, short portControl, short portStream);
35: OXFILE * ox_start_remote_with_ssh(char *dat_prog, char* host);
36:
37: #if 0
38: /* 将来計画: start 関数は次のような設計であるべきだろう */
39:
40: OXFILE *oxf_connect_client()
41: {
42: short port = 0; /* Listen() に決めさせる. */
43: int listened = Listen(&port);
44:
45: execute_server(port);
46: return oxf_connect_passive(listened); /* ここで、認証, バイトオーダの決定 */
47: }
48:
49: OXFILE *ox_start_calc(char *cserver)
50: {
51: short port = 0; /* Listen() に決めさせる. */
52: int listened;
53:
54: listened = Listen(&port);
55: oxc_open(oxfp_ctl, port, cserver); /* ここでpasswordを送る手もあるが... */
56: return oxf_connect_passive(listened); /* 認証しない. バイトオーダは決定する. */
57:
58: }
59:
60: int ox_start()
61: {
62: OXFILE *oxfp_ctl, *oxfp_calc;
63:
64: oxfp_ctl = oxf_connect_client();
65: /* mathcap の交換 */
66: oxfp_calc = ox_start_calc("ox_sm1");
67: return oxf_control_set(oxfp_calc, oxfp_ctl);
68: }
69: #endif
70:
71: static OXFILE *mysocketAccept2(int listened, char *passwd)
72: {
73: OXFILE *oxfp = oxf_connect_passive(listened);
74: if(oxf_confirm_client(oxfp, passwd)) {
75: oxf_determine_byteorder_client(oxfp);
76: return oxfp;
77: }
78: oxf_close(oxfp);
79: return NULL;
80: }
81:
82: /* The environment variable OpenXM_HOME must be defined. */
83: static char *concat_openxm_home_bin(char *s)
84: {
85: char *path;
86:
87: /* if s includes '/' then it is not concaticated. */
88: if (strchr(s, '/') != NULL) {
89: return s;
90: }
91:
1.6 ! ohara 92: path = MALLOC(strlen(OpenXM_HOME)+6+strlen(s));
1.5 ohara 93: sprintf(path, "%s/bin/%s", OpenXM_HOME, s);
1.1 ohara 94: return path;
95: }
96:
97: void set_OpenXM_HOME()
98: {
1.5 ohara 99: char *e;
100: if ((e = getenv("OpenXM_HOME")) != NULL
101: #if defined(__CYGWIN__)
102: || (e = getenv("OPENXM_HOME")) != NULL
103: #endif
104: ) {
105: OpenXM_HOME = e;
1.1 ohara 106: }
107: }
108:
1.2 ohara 109: void ox_exec_local(char* ctl_prog, char* dat_prog, int portControl, int portStream, char *passwd)
1.1 ohara 110: {
111: char ctl[128], dat[128];
1.2 ohara 112: char localhost[MAXHOSTNAMELEN];
113:
1.1 ohara 114: sprintf(ctl, "%d", portControl);
115: sprintf(dat, "%d", portStream);
116:
117: set_OpenXM_HOME();
118: ctl_prog = concat_openxm_home_bin(ctl_prog);
119: dat_prog = concat_openxm_home_bin(dat_prog);
120:
1.2 ohara 121: if (gethostname(localhost, MAXHOSTNAMELEN)==0) {
122: if (fork() == 0) {
123: execlp("oxlog", "oxlog", "xterm", "-icon", "-e", ctl_prog,
124: "-reverse", "-ox", dat_prog,
125: "-data", dat, "-control", ctl, "-pass", passwd,
126: "-host", localhost, NULL);
127: exit(1);
128: }
129: }
1.1 ohara 130: }
131:
132: /*
133: (-reverse 版の ox_start)
134: ox_start は クライアントが呼び出すための関数である.
135: サーバでは使われない. ctl_prog はコントロールサーバであり,
136: -ox, -reverse, -data, -control, -pass, -host
137: というオプションを理解することを仮定する. dat_prog は計算サーバである.
138: 接続時には, ct を先にオープンする.
139: */
140:
141: OXFILE *ox_start(char* host, char* ctl_prog, char* dat_prog)
142: {
143: OXFILE *st, *ct;
144: char *passwd = generate_otp();
145: int listen[2];
1.3 ohara 146: int ports[2] = {0}; /* short! */
1.1 ohara 147:
1.2 ohara 148: /* host を無視 */
149: listen[0] = oxf_listen(&ports[0]);
150: listen[1] = oxf_listen(&ports[1]);
1.1 ohara 151:
1.2 ohara 152: ox_exec_local(ctl_prog, dat_prog, ports[0], ports[1], passwd);
1.1 ohara 153: ct = mysocketAccept2(listen[0], passwd);
154: if (ct != NULL) {
155: usleep(10); /* zzz... */
156: st = mysocketAccept2(listen[1], passwd);
157: if (st != NULL) {
158: return oxf_control_set(st, ct);
159: }
160: }
161: return NULL;
162: }
163:
164: /*
165: (-insecure 版の ox_start) まだ、中身はありません。
166: ox_start_insecure は クライアントが呼び出すための関数である.
167: 接続時には, ct を先にオープンする.
168: 既定値:
169: portControl = 1200
170: portStream = 1300
171: */
172:
173: OXFILE *ox_start_insecure(char* host, short portControl, short portStream)
174: {
175: OXFILE *ct, *st;
176: ct = oxf_connect_active(host, portControl);
177: /* ox は insecure のとき byte order の決定が正しくできないようだ... */
178: /* oxf_determine_byteorder_client(ct); */
179: /* wainting 10 micro second. */
180: usleep(10);
181: st = oxf_connect_active(host, portStream);
182: oxf_determine_byteorder_client(st);
183: return oxf_control_set(st, ct);
184: }
185:
186: /* ssh -f host oxlog xterm -e ox -ox ox_asir ... */
187: void ssh_ox_server(char *remote_host, char *ctl_prog, char *dat_prog, short portControl, short portStream)
188: {
189: ctl_prog = concat_openxm_home_bin(ctl_prog);
190: dat_prog = concat_openxm_home_bin(dat_prog);
191:
192: if (fork() == 0) {
193: execlp("ssh", "ssh", "-f", remote_host, "oxlog", "xterm", "-icon",
194: "-e", ctl_prog, "-insecure", "-ox", dat_prog,
195: "-data", portStream, "-control", portControl,
196: "-host", remote_host, NULL);
197: exit(1);
198: }
199: }
200:
201: OXFILE *ox_start_remote_with_ssh(char *dat_prog, char* remote_host)
202: {
203: ssh_ox_server(remote_host, "ox", dat_prog, 1200, 1300);
204: return ox_start_insecure(remote_host, 1200, 1300);
205: }
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