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Annotation of src/usr.bin/cvs/client.c, Revision 1.64

1.64    ! niallo      1: /*     $OpenBSD: client.c,v 1.63 2007/05/26 02:50:46 ray Exp $ */
1.1       jfb         2: /*
1.9       joris       3:  * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
1.1       jfb         4:  *
1.9       joris       5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       jfb        16:  */
                     17:
1.59      otto       18: #include <sys/param.h>
                     19: #include <sys/dirent.h>
                     20: #include <sys/stat.h>
                     21:
                     22: #include <errno.h>
                     23: #include <fcntl.h>
                     24: #include <libgen.h>
                     25: #include <limits.h>
                     26: #include <pwd.h>
                     27: #include <stdlib.h>
                     28: #include <string.h>
                     29: #include <unistd.h>
1.1       jfb        30:
                     31: #include "cvs.h"
1.9       joris      32: #include "remote.h"
1.1       jfb        33:
1.9       joris      34: struct cvs_req cvs_requests[] = {
                     35:        /* this is what our client will use, the server should support it */
                     36:        { "Root",               1,      cvs_server_root, REQ_NEEDED },
                     37:        { "Valid-responses",    1,      cvs_server_validresp, REQ_NEEDED },
                     38:        { "valid-requests",     1,      cvs_server_validreq, REQ_NEEDED },
                     39:        { "Directory",          0,      cvs_server_directory, REQ_NEEDED },
1.32      xsa        40:        { "Static-directory",   0,      cvs_server_static_directory, REQ_NEEDED },
1.30      xsa        41:        { "Sticky",             0,      cvs_server_sticky, REQ_NEEDED },
1.9       joris      42:        { "Entry",              0,      cvs_server_entry, REQ_NEEDED },
                     43:        { "Modified",           0,      cvs_server_modified, REQ_NEEDED },
                     44:        { "UseUnchanged",       0,      cvs_server_useunchanged, REQ_NEEDED },
                     45:        { "Unchanged",          0,      cvs_server_unchanged, REQ_NEEDED },
                     46:        { "Questionable",       0,      cvs_server_questionable, REQ_NEEDED },
                     47:        { "Argument",           0,      cvs_server_argument, REQ_NEEDED },
1.24      xsa        48:        { "Argumentx",          0,      cvs_server_argumentx, REQ_NEEDED },
                     49:        { "Global_option",      0,      cvs_server_globalopt, REQ_NEEDED },
1.26      xsa        50:        { "Set",                0,      cvs_server_set, REQ_NEEDED },
1.1       jfb        51:
1.9       joris      52:        /*
                     53:         * used to tell the server what is going on in our
                     54:         * working copy, unsupported until we are told otherwise
                     55:         */
                     56:        { "Max-dotdot",                 0,      NULL, 0 },
                     57:        { "Checkin-prog",               0,      NULL, 0 },
                     58:        { "Update-prog",                0,      NULL, 0 },
                     59:        { "Kopt",                       0,      NULL, 0 },
                     60:        { "Checkin-time",               0,      NULL, 0 },
                     61:        { "Is-modified",                0,      NULL, 0 },
                     62:        { "Notify",                     0,      NULL, 0 },
                     63:        { "Case",                       0,      NULL, 0 },
                     64:        { "Gzip-stream",                0,      NULL, 0 },
1.25      xsa        65:        { "wrapper-sendme-rcsOptions",  0,      NULL, 0 },
1.9       joris      66:        { "Kerberos-encrypt",           0,      NULL, 0 },
                     67:        { "Gssapi-encrypt",             0,      NULL, 0 },
                     68:        { "Gssapi-authenticate",        0,      NULL, 0 },
                     69:        { "expand-modules",             0,      NULL, 0 },
                     70:
                     71:        /* commands that might be supported */
                     72:        { "ci",                         0,      cvs_server_commit, 0 },
1.48      joris      73:        { "co",                         0,      cvs_server_checkout, 0 },
1.25      xsa        74:        { "update",                     0,      cvs_server_update, 0 },
1.9       joris      75:        { "diff",                       0,      cvs_server_diff, 0 },
1.25      xsa        76:        { "log",                        0,      cvs_server_log, 0 },
1.64    ! niallo     77:        { "rlog",                       0,      cvs_server_rlog, 0 },
1.25      xsa        78:        { "add",                        0,      cvs_server_add, 0 },
                     79:        { "remove",                     0,      cvs_server_remove, 0 },
1.33      xsa        80:        { "update-patches",             0,      cvs_server_update_patches, 0 },
1.25      xsa        81:        { "gzip-file-contents",         0,      NULL, 0 },
1.9       joris      82:        { "status",                     0,      cvs_server_status, 0 },
                     83:        { "rdiff",                      0,      NULL, 0 },
1.25      xsa        84:        { "tag",                        0,      cvs_server_tag, 0 },
1.9       joris      85:        { "rtag",                       0,      NULL, 0 },
1.49      joris      86:        { "import",                     0,      cvs_server_import, 0 },
1.25      xsa        87:        { "admin",                      0,      cvs_server_admin, 0 },
                     88:        { "export",                     0,      NULL, 0 },
                     89:        { "history",                    0,      NULL, 0 },
                     90:        { "release",                    0,      NULL, 0 },
1.9       joris      91:        { "watch-on",                   0,      NULL, 0 },
                     92:        { "watch-off",                  0,      NULL, 0 },
                     93:        { "watch-add",                  0,      NULL, 0 },
                     94:        { "watch-remove",               0,      NULL, 0 },
1.25      xsa        95:        { "watchers",                   0,      NULL, 0 },
                     96:        { "editors",                    0,      NULL, 0 },
                     97:        { "init",                       0,      cvs_server_init, 0 },
1.27      xsa        98:        { "annotate",                   0,      cvs_server_annotate, 0 },
1.25      xsa        99:        { "rannotate",                  0,      NULL, 0 },
1.9       joris     100:        { "noop",                       0,      NULL, 0 },
1.25      xsa       101:        { "version",                    0,      cvs_server_version, 0 },
1.9       joris     102:        { "",                           -1,     NULL, 0 }
                    103: };
                    104:
1.16      xsa       105: static void     client_check_directory(char *);
                    106: static char    *client_get_supported_responses(void);
                    107: static char    *lastdir = NULL;
                    108: static int      end_of_response = 0;
                    109:
                    110: static void    cvs_client_initlog(void);
                    111:
                    112: /*
                    113:  * File descriptors for protocol logging when the CVS_CLIENT_LOG environment
                    114:  * variable is set.
                    115:  */
                    116: static int     cvs_client_logon = 0;
1.42      joris     117: int    cvs_client_inlog_fd = -1;
                    118: int    cvs_client_outlog_fd = -1;
1.16      xsa       119:
1.9       joris     120:
1.37      joris     121: int server_response = SERVER_OK;
                    122:
1.9       joris     123: static char *
                    124: client_get_supported_responses(void)
                    125: {
                    126:        BUF *bp;
                    127:        char *d;
                    128:        int i, first;
                    129:
                    130:        first = 0;
                    131:        bp = cvs_buf_alloc(512, BUF_AUTOEXT);
                    132:        for (i = 0; cvs_responses[i].supported != -1; i++) {
                    133:                if (cvs_responses[i].hdlr == NULL)
                    134:                        continue;
                    135:
                    136:                if (first != 0)
                    137:                        cvs_buf_append(bp, " ", 1);
                    138:                else
                    139:                        first++;
                    140:                cvs_buf_append(bp, cvs_responses[i].name,
                    141:                    strlen(cvs_responses[i].name));
                    142:        }
                    143:
                    144:        cvs_buf_putc(bp, '\0');
                    145:        d = cvs_buf_release(bp);
                    146:        return (d);
                    147: }
1.1       jfb       148:
1.10      joris     149: static void
                    150: client_check_directory(char *data)
                    151: {
                    152:        CVSENTRIES *entlist;
1.54      otto      153:        char entry[CVS_ENT_MAXLINELEN], *parent, *base;
1.10      joris     154:
                    155:        STRIP_SLASH(data);
                    156:
                    157:        cvs_mkpath(data);
                    158:
                    159:        if ((base = basename(data)) == NULL)
                    160:                fatal("client_check_directory: overflow");
                    161:
                    162:        if ((parent = dirname(data)) == NULL)
                    163:                fatal("client_check_directory: overflow");
1.11      joris     164:
                    165:        if (!strcmp(parent, "."))
                    166:                return;
1.10      joris     167:
1.57      xsa       168:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "D/%s////", base);
1.10      joris     169:
                    170:        entlist = cvs_ent_open(parent);
                    171:        cvs_ent_add(entlist, entry);
                    172:        cvs_ent_close(entlist, ENT_SYNC);
                    173: }
                    174:
1.9       joris     175: void
                    176: cvs_client_connect_to_server(void)
                    177: {
1.26      xsa       178:        struct cvs_var *vp;
1.9       joris     179:        char *cmd, *argv[9], *resp;
                    180:        int ifd[2], ofd[2], argc;
1.45      joris     181:
                    182:        if (cvs_server_active == 1)
                    183:                fatal("cvs_client_connect: I was already connected to server");
1.1       jfb       184:
1.9       joris     185:        switch (current_cvsroot->cr_method) {
                    186:        case CVS_METHOD_PSERVER:
                    187:        case CVS_METHOD_KSERVER:
                    188:        case CVS_METHOD_GSERVER:
                    189:        case CVS_METHOD_FORK:
                    190:        case CVS_METHOD_EXT:
1.14      joris     191:                fatal("the specified connection method is not supported");
1.9       joris     192:        default:
                    193:                break;
                    194:        }
                    195:
                    196:        if (pipe(ifd) == -1)
                    197:                fatal("cvs_client_connect: %s", strerror(errno));
                    198:        if (pipe(ofd) == -1)
                    199:                fatal("cvs_client_connect: %s", strerror(errno));
                    200:
                    201:        switch (fork()) {
                    202:        case -1:
                    203:                fatal("cvs_client_connect: fork failed: %s", strerror(errno));
                    204:        case 0:
                    205:                if (dup2(ifd[0], STDIN_FILENO) == -1)
                    206:                        fatal("cvs_client_connect: %s", strerror(errno));
                    207:                if (dup2(ofd[1], STDOUT_FILENO) == -1)
                    208:                        fatal("cvs_client_connect: %s", strerror(errno));
1.1       jfb       209:
1.9       joris     210:                close(ifd[1]);
                    211:                close(ofd[0]);
1.1       jfb       212:
1.9       joris     213:                if ((cmd = getenv("CVS_SERVER")) == NULL)
                    214:                        cmd = CVS_SERVER_DEFAULT;
1.1       jfb       215:
                    216:                argc = 0;
                    217:                argv[argc++] = cvs_rsh;
                    218:
1.9       joris     219:                if (current_cvsroot->cr_user != NULL) {
1.1       jfb       220:                        argv[argc++] = "-l";
1.9       joris     221:                        argv[argc++] = current_cvsroot->cr_user;
1.1       jfb       222:                }
                    223:
1.9       joris     224:                argv[argc++] = current_cvsroot->cr_host;
                    225:                argv[argc++] = cmd;
1.1       jfb       226:                argv[argc++] = "server";
                    227:                argv[argc] = NULL;
                    228:
1.9       joris     229:                cvs_log(LP_TRACE, "connecting to server %s",
                    230:                    current_cvsroot->cr_host);
                    231:
1.1       jfb       232:                execvp(argv[0], argv);
1.9       joris     233:                fatal("cvs_client_connect: failed to execute cvs server");
                    234:        default:
                    235:                break;
1.1       jfb       236:        }
                    237:
1.9       joris     238:        close(ifd[0]);
                    239:        close(ofd[1]);
                    240:
                    241:        if ((current_cvsroot->cr_srvin = fdopen(ifd[1], "w")) == NULL)
                    242:                fatal("cvs_client_connect: %s", strerror(errno));
                    243:        if ((current_cvsroot->cr_srvout = fdopen(ofd[0], "r")) == NULL)
                    244:                fatal("cvs_client_connect: %s", strerror(errno));
1.1       jfb       245:
1.9       joris     246:        setvbuf(current_cvsroot->cr_srvin, NULL,_IOLBF, 0);
                    247:        setvbuf(current_cvsroot->cr_srvout, NULL, _IOLBF, 0);
1.1       jfb       248:
1.16      xsa       249:        cvs_client_initlog();
                    250:
1.18      xsa       251:        if (cvs_cmdop != CVS_OP_INIT)
                    252:                cvs_client_send_request("Root %s", current_cvsroot->cr_dir);
1.1       jfb       253:
1.9       joris     254:        resp = client_get_supported_responses();
                    255:        cvs_client_send_request("Valid-responses %s", resp);
                    256:        xfree(resp);
1.1       jfb       257:
1.9       joris     258:        cvs_client_send_request("valid-requests");
                    259:        cvs_client_get_responses();
1.1       jfb       260:
1.28      xsa       261:        cvs_client_send_request("UseUnchanged");
                    262:
1.20      xsa       263:        if (cvs_nolog == 1)
                    264:                cvs_client_send_request("Global_option -l");
                    265:
1.19      xsa       266:        if (cvs_noexec == 1)
                    267:                cvs_client_send_request("Global_option -n");
                    268:
                    269:        if (verbosity == 0)
                    270:                cvs_client_send_request("Global_option -Q");
1.20      xsa       271:
                    272:        /* Be quiet. This is the default in OpenCVS. */
                    273:        cvs_client_send_request("Global_option -q");
1.19      xsa       274:
                    275:        if (cvs_readonly == 1)
                    276:                cvs_client_send_request("Global_option -r");
                    277:
                    278:        if (cvs_trace == 1)
1.9       joris     279:                cvs_client_send_request("Global_option -t");
1.1       jfb       280:
1.9       joris     281:        if (verbosity == 2)
                    282:                cvs_client_send_request("Global_option -V");
1.26      xsa       283:
                    284:        /* XXX: If 'Set' is supported? */
                    285:        TAILQ_FOREACH(vp, &cvs_variables, cv_link)
                    286:                cvs_client_send_request("Set %s=%s", vp->cv_name, vp->cv_val);
1.1       jfb       287: }
                    288:
1.9       joris     289: void
                    290: cvs_client_send_request(char *fmt, ...)
                    291: {
                    292:        va_list ap;
                    293:        char *data, *s;
                    294:        struct cvs_req *req;
                    295:
                    296:        va_start(ap, fmt);
                    297:        vasprintf(&data, fmt, ap);
                    298:        va_end(ap);
1.1       jfb       299:
1.9       joris     300:        if ((s = strchr(data, ' ')) != NULL)
                    301:                *s = '\0';
1.1       jfb       302:
1.9       joris     303:        req = cvs_remote_get_request_info(data);
                    304:        if (req == NULL)
                    305:                fatal("'%s' is an unknown request", data);
1.1       jfb       306:
1.9       joris     307:        if (req->supported != 1)
                    308:                fatal("remote cvs server does not support '%s'", data);
1.1       jfb       309:
1.9       joris     310:        if (s != NULL)
                    311:                *s = ' ';
1.1       jfb       312:
1.12      joris     313:        cvs_log(LP_TRACE, "%s", data);
1.16      xsa       314:
                    315:        if (cvs_client_inlog_fd != -1) {
                    316:                BUF *bp;
                    317:
                    318:                bp = cvs_buf_alloc(strlen(data), BUF_AUTOEXT);
                    319:
                    320:                if (cvs_buf_append(bp, data, strlen(data)) < 0)
                    321:                        fatal("cvs_client_send_request: cvs_buf_append");
                    322:
                    323:                cvs_buf_putc(bp, '\n');
                    324:
                    325:                if (cvs_buf_write_fd(bp, cvs_client_inlog_fd) < 0)
                    326:                        fatal("cvs_client_send_request: cvs_buf_write_fd");
                    327:
                    328:                cvs_buf_free(bp);
                    329:        }
                    330:
1.9       joris     331:        cvs_remote_output(data);
                    332:        xfree(data);
                    333: }
1.1       jfb       334:
1.9       joris     335: void
                    336: cvs_client_read_response(void)
1.1       jfb       337: {
1.9       joris     338:        char *cmd, *data;
                    339:        struct cvs_resp *resp;
1.1       jfb       340:
1.9       joris     341:        cmd = cvs_remote_input();
                    342:        if ((data = strchr(cmd, ' ')) != NULL)
                    343:                (*data++) = '\0';
1.1       jfb       344:
1.9       joris     345:        resp = cvs_remote_get_response_info(cmd);
                    346:        if (resp == NULL)
                    347:                fatal("response '%s' is not supported by our client", cmd);
1.1       jfb       348:
1.9       joris     349:        if (resp->hdlr == NULL)
                    350:                fatal("opencvs client does not support '%s'", cmd);
1.16      xsa       351:
1.9       joris     352:        (*resp->hdlr)(data);
1.16      xsa       353:
1.9       joris     354:        xfree(cmd);
1.1       jfb       355: }
                    356:
1.9       joris     357: void
                    358: cvs_client_get_responses(void)
                    359: {
                    360:        while (end_of_response != 1)
                    361:                cvs_client_read_response();
1.1       jfb       362:
1.9       joris     363:        end_of_response = 0;
                    364: }
1.1       jfb       365:
1.9       joris     366: void
                    367: cvs_client_senddir(const char *dir)
1.1       jfb       368: {
1.34      xsa       369:        struct stat st;
1.29      xsa       370:        int nb;
1.50      otto      371:        char *d, *date, fpath[MAXPATHLEN], repo[MAXPATHLEN], *tag;
1.29      xsa       372:
                    373:        d = NULL;
1.9       joris     374:
                    375:        if (lastdir != NULL && !strcmp(dir, lastdir))
                    376:                return;
1.1       jfb       377:
1.9       joris     378:        cvs_get_repository_path(dir, repo, MAXPATHLEN);
1.31      xsa       379:
                    380:        cvs_client_send_request("Directory %s\n%s", dir, repo);
                    381:
1.58      xsa       382:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    383:            dir, CVS_PATH_STATICENTRIES);
1.34      xsa       384:
                    385:        if (stat(fpath, &st) == 0 && (st.st_mode & (S_IRUSR|S_IRGRP|S_IROTH)))
                    386:                cvs_client_send_request("Static-directory");
                    387:
1.29      xsa       388:        d = xstrdup(dir);
                    389:        cvs_parse_tagfile(d, &tag, &date, &nb);
                    390:
                    391:        if (tag != NULL || date != NULL) {
                    392:                char buf[128];
                    393:
                    394:                if (tag != NULL && nb != NULL) {
                    395:                        if (strlcpy(buf, "N", sizeof(buf)) >= sizeof(buf))
                    396:                                fatal("cvs_client_senddir: truncation");
                    397:                } else if (tag != NULL) {
                    398:                        if (strlcpy(buf, "T", sizeof(buf)) >= sizeof(buf))
                    399:                                fatal("cvs_client_senddir: truncation");
                    400:                } else {
                    401:                        if (strlcpy(buf, "D", sizeof(buf)) >= sizeof(buf))
                    402:                                fatal("cvs_client_senddir: truncation");
                    403:                }
                    404:
                    405:                if (strlcat(buf, tag ? tag : date, sizeof(buf)) >= sizeof(buf))
                    406:                        fatal("cvs_client_senddir: truncation");
                    407:
                    408:                cvs_client_send_request("Sticky %s", buf);
                    409:
                    410:                if (tag != NULL)
                    411:                        xfree(tag);
                    412:                if (date != NULL)
                    413:                        xfree(date);
                    414:        }
                    415:        if (d != NULL)
                    416:                xfree(d);
1.1       jfb       417:
1.9       joris     418:        if (lastdir != NULL)
                    419:                xfree(lastdir);
                    420:        lastdir = xstrdup(dir);
                    421: }
1.1       jfb       422:
1.9       joris     423: void
                    424: cvs_client_sendfile(struct cvs_file *cf)
1.1       jfb       425: {
1.9       joris     426:        size_t len;
                    427:        char rev[16], timebuf[64], sticky[32];
1.1       jfb       428:
1.9       joris     429:        if (cf->file_type != CVS_FILE)
                    430:                return;
1.1       jfb       431:
1.9       joris     432:        cvs_client_senddir(cf->file_wd);
                    433:        cvs_remote_classify_file(cf);
                    434:
1.10      joris     435:        if (cf->file_type == CVS_DIR)
                    436:                return;
                    437:
1.9       joris     438:        if (cf->file_ent != NULL) {
                    439:                if (cf->file_status == FILE_ADDED) {
                    440:                        len = strlcpy(rev, "0", sizeof(rev));
                    441:                        if (len >= sizeof(rev))
                    442:                                fatal("cvs_client_sendfile: truncation");
                    443:
                    444:                        len = strlcpy(timebuf, "Initial ", sizeof(timebuf));
                    445:                        if (len >= sizeof(timebuf))
                    446:                                fatal("cvs_client_sendfile: truncation");
                    447:
                    448:                        len = strlcat(timebuf, cf->file_name, sizeof(timebuf));
                    449:                        if (len >= sizeof(timebuf))
                    450:                                fatal("cvs_client_sendfile: truncation");
                    451:                } else {
                    452:                        rcsnum_tostr(cf->file_ent->ce_rev, rev, sizeof(rev));
                    453:                        ctime_r(&cf->file_ent->ce_mtime, timebuf);
                    454:                }
1.1       jfb       455:
1.9       joris     456:                if (cf->file_ent->ce_conflict == NULL) {
                    457:                        if (timebuf[strlen(timebuf) - 1] == '\n')
                    458:                                timebuf[strlen(timebuf) - 1] = '\0';
                    459:                } else {
                    460:                        len = strlcpy(timebuf, cf->file_ent->ce_conflict,
                    461:                            sizeof(timebuf));
                    462:                        if (len >= sizeof(timebuf))
                    463:                                fatal("cvs_client_sendfile: truncation");
1.56      joris     464:                        len = strlcat(timebuf, "+", sizeof(timebuf));
                    465:                        if (len >= sizeof(timebuf))
                    466:                                fatal("cvs_client_sendfile: truncation");
1.9       joris     467:                }
1.1       jfb       468:
1.9       joris     469:                sticky[0] = '\0';
                    470:                if (cf->file_ent->ce_tag != NULL) {
1.57      xsa       471:                        (void)xsnprintf(sticky, sizeof(sticky), "T%s",
1.9       joris     472:                            cf->file_ent->ce_tag);
1.1       jfb       473:                }
                    474:
1.55      otto      475:                cvs_client_send_request("Entry /%s/%s%s/%s/%s/%s",
1.9       joris     476:                    cf->file_name, (cf->file_status == FILE_REMOVED) ? "-" : "",
1.53      xsa       477:                    rev, timebuf, cf->file_ent->ce_opts ?
                    478:                    cf->file_ent->ce_opts : "", sticky);
1.9       joris     479:        }
                    480:
                    481:        switch (cf->file_status) {
                    482:        case FILE_UNKNOWN:
                    483:                if (cf->fd != -1)
                    484:                        cvs_client_send_request("Questionable %s",
                    485:                            cf->file_name);
                    486:                break;
                    487:        case FILE_ADDED:
                    488:        case FILE_MODIFIED:
                    489:                cvs_client_send_request("Modified %s", cf->file_name);
                    490:                cvs_remote_send_file(cf->file_path);
                    491:                break;
                    492:        case FILE_UPTODATE:
                    493:                cvs_client_send_request("Unchanged %s", cf->file_name);
                    494:                break;
1.1       jfb       495:        }
1.9       joris     496: }
1.1       jfb       497:
1.9       joris     498: void
                    499: cvs_client_send_files(char **argv, int argc)
                    500: {
                    501:        int i;
1.1       jfb       502:
1.9       joris     503:        for (i = 0; i < argc; i++)
                    504:                cvs_client_send_request("Argument %s", argv[i]);
                    505: }
1.1       jfb       506:
1.9       joris     507: void
                    508: cvs_client_ok(char *data)
                    509: {
                    510:        end_of_response = 1;
1.37      joris     511:        server_response = SERVER_OK;
1.1       jfb       512: }
                    513:
1.9       joris     514: void
                    515: cvs_client_error(char *data)
                    516: {
                    517:        end_of_response = 1;
1.37      joris     518:        server_response = SERVER_ERROR;
1.9       joris     519: }
1.1       jfb       520:
1.9       joris     521: void
                    522: cvs_client_validreq(char *data)
1.1       jfb       523: {
1.9       joris     524:        int i;
                    525:        char *sp, *ep;
                    526:        struct cvs_req *req;
                    527:
1.62      ray       528:        if ((sp = data) == NULL)
                    529:                fatal("Missing argument for Valid-requests");
                    530:
1.9       joris     531:        do {
                    532:                if ((ep = strchr(sp, ' ')) != NULL)
                    533:                        *ep = '\0';
                    534:
                    535:                req = cvs_remote_get_request_info(sp);
                    536:                if (req != NULL)
                    537:                        req->supported = 1;
                    538:
                    539:                if (ep != NULL)
                    540:                        sp = ep + 1;
                    541:        } while (ep != NULL);
                    542:
                    543:        for (i = 0; cvs_requests[i].supported != -1; i++) {
                    544:                req = &cvs_requests[i];
                    545:                if ((req->flags & REQ_NEEDED) &&
                    546:                    req->supported != 1) {
                    547:                        fatal("server does not support required '%s'",
                    548:                            req->name);
                    549:                }
1.1       jfb       550:        }
1.9       joris     551: }
1.1       jfb       552:
1.9       joris     553: void
                    554: cvs_client_e(char *data)
                    555: {
1.62      ray       556:        if (data == NULL)
                    557:                fatal("Missing argument for E");
                    558:
1.9       joris     559:        cvs_printf("%s\n", data);
                    560: }
1.1       jfb       561:
1.9       joris     562: void
                    563: cvs_client_m(char *data)
                    564: {
1.62      ray       565:        if (data == NULL)
                    566:                fatal("Missing argument for M");
                    567:
1.9       joris     568:        cvs_printf("%s\n", data);
                    569: }
1.1       jfb       570:
1.9       joris     571: void
                    572: cvs_client_checkedin(char *data)
                    573: {
                    574:        CVSENTRIES *entlist;
                    575:        struct cvs_ent *ent, *newent;
1.54      otto      576:        char *dir, *e, entry[CVS_ENT_MAXLINELEN], rev[16], timebuf[64];
1.63      ray       577:        char sticky[CVS_ENT_MAXLINELEN];
1.1       jfb       578:
1.62      ray       579:        if (data == NULL)
                    580:                fatal("Missing argument for Checked-in");
                    581:
1.9       joris     582:        dir = cvs_remote_input();
1.54      otto      583:        e = cvs_remote_input();
1.9       joris     584:        xfree(dir);
1.1       jfb       585:
1.9       joris     586:        entlist = cvs_ent_open(data);
1.54      otto      587:        newent = cvs_ent_parse(e);
1.9       joris     588:        ent = cvs_ent_get(entlist, newent->ce_name);
1.54      otto      589:        xfree(e);
1.1       jfb       590:
1.9       joris     591:        rcsnum_tostr(newent->ce_rev, rev, sizeof(rev));
                    592:        ctime_r(&ent->ce_mtime, timebuf);
                    593:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    594:                timebuf[strlen(timebuf) - 1] = '\0';
1.1       jfb       595:
1.9       joris     596:        sticky[0] = '\0';
1.57      xsa       597:        if (ent->ce_tag != NULL)
                    598:                (void)xsnprintf(sticky, sizeof(sticky), "T%s", ent->ce_tag);
1.1       jfb       599:
1.57      xsa       600:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "/%s/%s%s/%s/%s/%s",
1.44      joris     601:            newent->ce_name, (newent->ce_status == CVS_ENT_REMOVED) ? "-" : "",
1.53      xsa       602:            rev, timebuf, ent->ce_opts ? ent->ce_opts : "", sticky);
1.9       joris     603:
                    604:        cvs_ent_free(ent);
                    605:        cvs_ent_free(newent);
                    606:        cvs_ent_add(entlist, entry);
                    607:        cvs_ent_close(entlist, ENT_SYNC);
1.1       jfb       608: }
                    609:
1.9       joris     610: void
                    611: cvs_client_updated(char *data)
                    612: {
1.57      xsa       613:        int fd;
1.9       joris     614:        time_t now;
1.51      otto      615:        mode_t fmode, mask;
1.9       joris     616:        size_t flen;
                    617:        CVSENTRIES *ent;
                    618:        struct cvs_ent *e;
                    619:        const char *errstr;
                    620:        struct timeval tv[2];
1.54      otto      621:        char timebuf[32], repo[MAXPATHLEN], *rpath, entry[CVS_ENT_MAXLINELEN];
                    622:        char *en, *mode, revbuf[32], *len, *fpath, *wdir;
1.9       joris     623:
1.62      ray       624:        if (data == NULL)
                    625:                fatal("Missing argument for Updated");
                    626:
1.10      joris     627:        client_check_directory(data);
1.9       joris     628:
                    629:        rpath = cvs_remote_input();
1.54      otto      630:        en = cvs_remote_input();
1.9       joris     631:        mode = cvs_remote_input();
                    632:        len = cvs_remote_input();
                    633:
                    634:        cvs_get_repository_path(".", repo, MAXPATHLEN);
1.48      joris     635:
                    636:        STRIP_SLASH(repo);
1.9       joris     637:
                    638:        if (strlen(repo) + 1 > strlen(rpath))
                    639:                fatal("received a repository path that is too short");
                    640:
                    641:        fpath = rpath + strlen(repo) + 1;
                    642:        if ((wdir = dirname(fpath)) == NULL)
                    643:                fatal("cvs_client_updated: dirname: %s", strerror(errno));
                    644:
                    645:        flen = strtonum(len, 0, INT_MAX, &errstr);
                    646:        if (errstr != NULL)
                    647:                fatal("cvs_client_updated: %s: %s", len, errstr);
                    648:        xfree(len);
                    649:
                    650:        cvs_strtomode(mode, &fmode);
                    651:        xfree(mode);
1.51      otto      652:        mask = umask(0);
                    653:        umask(mask);
                    654:        fmode &= ~mask;
1.9       joris     655:
                    656:        time(&now);
1.52      joris     657:        asctime_r(gmtime(&now), timebuf);
1.9       joris     658:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    659:                timebuf[strlen(timebuf) - 1] = '\0';
                    660:
1.54      otto      661:        e = cvs_ent_parse(en);
                    662:        xfree(en);
1.9       joris     663:        rcsnum_tostr(e->ce_rev, revbuf, sizeof(revbuf));
1.57      xsa       664:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "/%s/%s/%s/%s/", e->ce_name,
1.55      otto      665:            revbuf, timebuf, e->ce_opts ? e->ce_opts : "");
1.9       joris     666:
                    667:        cvs_ent_free(e);
                    668:        ent = cvs_ent_open(wdir);
                    669:        cvs_ent_add(ent, entry);
                    670:        cvs_ent_close(ent, ENT_SYNC);
                    671:
                    672:        if ((fd = open(fpath, O_CREAT | O_WRONLY | O_TRUNC)) == -1)
                    673:                fatal("cvs_client_updated: open: %s: %s",
                    674:                    fpath, strerror(errno));
1.1       jfb       675:
1.46      joris     676:        cvs_remote_receive_file(fd, flen);
1.1       jfb       677:
1.9       joris     678:        tv[0].tv_sec = now;
                    679:        tv[0].tv_usec = 0;
                    680:        tv[1] = tv[0];
1.1       jfb       681:
1.9       joris     682:        if (futimes(fd, tv) == -1)
                    683:                fatal("cvs_client_updated: futimes: %s", strerror(errno));
1.1       jfb       684:
1.9       joris     685:        if (fchmod(fd, fmode) == -1)
                    686:                fatal("cvs_client_updated: fchmod: %s", strerror(errno));
1.1       jfb       687:
1.9       joris     688:        (void)close(fd);
1.1       jfb       689:
1.9       joris     690:        xfree(rpath);
1.1       jfb       691: }
                    692:
1.9       joris     693: void
                    694: cvs_client_merged(char *data)
                    695: {
1.56      joris     696:        int fd;
                    697:        time_t now;
                    698:        mode_t fmode;
                    699:        size_t flen;
                    700:        CVSENTRIES *ent;
                    701:        const char *errstr;
                    702:        struct timeval tv[2];
                    703:        char timebuf[32], *repo, *rpath, *entry, *mode;
                    704:        char *len, *fpath, *wdir;
                    705:
1.62      ray       706:        if (data == NULL)
                    707:                fatal("Missing argument for Merged");
                    708:
1.56      joris     709:        client_check_directory(data);
                    710:
                    711:        rpath = cvs_remote_input();
                    712:        entry = cvs_remote_input();
                    713:        mode = cvs_remote_input();
                    714:        len = cvs_remote_input();
                    715:
                    716:        repo = xmalloc(MAXPATHLEN);
                    717:        cvs_get_repository_path(".", repo, MAXPATHLEN);
                    718:
                    719:        STRIP_SLASH(repo);
                    720:
                    721:        if (strlen(repo) + 1 > strlen(rpath))
                    722:                fatal("received a repository path that is too short");
                    723:
                    724:        fpath = rpath + strlen(repo) + 1;
                    725:        if ((wdir = dirname(fpath)) == NULL)
                    726:                fatal("cvs_client_merged: dirname: %s", strerror(errno));
                    727:        xfree(repo);
                    728:
                    729:        flen = strtonum(len, 0, INT_MAX, &errstr);
                    730:        if (errstr != NULL)
                    731:                fatal("cvs_client_merged: %s: %s", len, errstr);
                    732:        xfree(len);
                    733:
                    734:        cvs_strtomode(mode, &fmode);
                    735:        xfree(mode);
                    736:
                    737:        time(&now);
                    738:        asctime_r(gmtime(&now), timebuf);
                    739:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    740:                timebuf[strlen(timebuf) - 1] = '\0';
                    741:
                    742:        ent = cvs_ent_open(wdir);
                    743:        cvs_ent_add(ent, entry);
                    744:        cvs_ent_close(ent, ENT_SYNC);
                    745:
                    746:        if ((fd = open(fpath, O_CREAT | O_WRONLY | O_TRUNC)) == -1)
                    747:                fatal("cvs_client_merged: open: %s: %s",
                    748:                    fpath, strerror(errno));
                    749:
                    750:        cvs_remote_receive_file(fd, flen);
                    751:
                    752:        tv[0].tv_sec = now;
                    753:        tv[0].tv_usec = 0;
                    754:        tv[1] = tv[0];
                    755:
                    756:        if (futimes(fd, tv) == -1)
                    757:                fatal("cvs_client_merged: futimes: %s", strerror(errno));
                    758:
                    759:        if (fchmod(fd, fmode) == -1)
                    760:                fatal("cvs_client_merged: fchmod: %s", strerror(errno));
                    761:
                    762:        (void)close(fd);
                    763:
                    764:        xfree(rpath);
1.9       joris     765: }
1.1       jfb       766:
1.9       joris     767: void
                    768: cvs_client_removed(char *data)
                    769: {
1.13      joris     770:        char *dir;
                    771:
                    772:        dir = cvs_remote_input();
                    773:        xfree(dir);
1.9       joris     774: }
1.1       jfb       775:
1.9       joris     776: void
                    777: cvs_client_remove_entry(char *data)
1.1       jfb       778: {
1.38      xsa       779:        CVSENTRIES *entlist;
1.44      joris     780:        char *filename, *rpath;
1.41      joris     781:
1.62      ray       782:        if (data == NULL)
                    783:                fatal("Missing argument for Remove-entry");
                    784:
1.41      joris     785:        rpath = cvs_remote_input();
                    786:        if ((filename = strrchr(rpath, '/')) == NULL)
                    787:                fatal("bad rpath in cvs_client_remove_entry: %s", rpath);
1.61      ray       788:        filename++;
1.1       jfb       789:
1.38      xsa       790:        entlist = cvs_ent_open(data);
1.44      joris     791:        cvs_ent_remove(entlist, filename);
1.38      xsa       792:        cvs_ent_close(entlist, ENT_SYNC);
                    793:
1.44      joris     794:        xfree(rpath);
1.36      xsa       795: }
                    796:
                    797: void
                    798: cvs_client_set_static_directory(char *data)
                    799: {
                    800:        FILE *fp;
1.50      otto      801:        char *dir, fpath[MAXPATHLEN];
1.36      xsa       802:
                    803:        if (cvs_cmdop == CVS_OP_EXPORT)
                    804:                return;
                    805:
1.62      ray       806:        if (data == NULL)
                    807:                fatal("Missing argument for Set-static-directory");
                    808:
1.36      xsa       809:        STRIP_SLASH(data);
                    810:
                    811:        dir = cvs_remote_input();
                    812:        xfree(dir);
                    813:
1.58      xsa       814:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    815:            data, CVS_PATH_STATICENTRIES);
1.36      xsa       816:
                    817:        if ((fp = fopen(fpath, "w+")) == NULL) {
                    818:                cvs_log(LP_ERRNO, "%s", fpath);
1.50      otto      819:                return;
1.36      xsa       820:        }
                    821:        (void)fclose(fp);
1.16      xsa       822: }
1.35      xsa       823:
                    824: void
                    825: cvs_client_clear_static_directory(char *data)
                    826: {
1.50      otto      827:        char *dir, fpath[MAXPATHLEN];
1.35      xsa       828:
                    829:        if (cvs_cmdop == CVS_OP_EXPORT)
                    830:                return;
                    831:
1.62      ray       832:        if (data == NULL)
                    833:                fatal("Missing argument for Clear-static-directory");
                    834:
1.35      xsa       835:        STRIP_SLASH(data);
                    836:
                    837:        dir = cvs_remote_input();
                    838:        xfree(dir);
                    839:
1.58      xsa       840:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    841:            data, CVS_PATH_STATICENTRIES);
1.35      xsa       842:
                    843:        (void)cvs_unlink(fpath);
                    844: }
                    845:
                    846: void
                    847: cvs_client_set_sticky(char *data)
                    848: {
                    849:        FILE *fp;
1.50      otto      850:        char *dir, *tag, tagpath[MAXPATHLEN];
1.35      xsa       851:
1.47      xsa       852:        if (cvs_cmdop == CVS_OP_EXPORT)
                    853:                return;
                    854:
1.62      ray       855:        if (data == NULL)
                    856:                fatal("Missing argument for Set-sticky");
                    857:
1.35      xsa       858:        STRIP_SLASH(data);
                    859:
                    860:        dir = cvs_remote_input();
                    861:        xfree(dir);
                    862:        tag = cvs_remote_input();
                    863:
1.58      xsa       864:        (void)xsnprintf(tagpath, MAXPATHLEN, "%s/%s", data, CVS_PATH_TAG);
1.35      xsa       865:
                    866:        if ((fp = fopen(tagpath, "w+")) == NULL) {
                    867:                cvs_log(LP_ERRNO, "%s", tagpath);
                    868:                goto out;
                    869:        }
                    870:
                    871:        (void)fprintf(fp, "%s\n", tag);
                    872:        (void)fclose(fp);
                    873: out:
                    874:        xfree(tag);
                    875: }
                    876:
                    877: void
                    878: cvs_client_clear_sticky(char *data)
                    879: {
1.50      otto      880:        char *dir, tagpath[MAXPATHLEN];
1.47      xsa       881:
                    882:        if (cvs_cmdop == CVS_OP_EXPORT)
                    883:                return;
1.62      ray       884:
                    885:        if (data == NULL)
                    886:                fatal("Missing argument for Clear-sticky");
1.35      xsa       887:
                    888:        STRIP_SLASH(data);
                    889:
                    890:        dir = cvs_remote_input();
                    891:        xfree(dir);
                    892:
1.58      xsa       893:        (void)xsnprintf(tagpath, MAXPATHLEN, "%s/%s", data, CVS_PATH_TAG);
1.35      xsa       894:        (void)cvs_unlink(tagpath);
                    895: }
                    896:
                    897:
1.16      xsa       898: /*
                    899:  * cvs_client_initlog()
                    900:  *
                    901:  * Initialize protocol logging if the CVS_CLIENT_LOG environment variable is
                    902:  * set.  In this case, the variable's value is used as a path to which the
                    903:  * appropriate suffix is added (".in" for client input and ".out" for server
                    904:  * output).
                    905:  */
                    906: static void
                    907: cvs_client_initlog(void)
                    908: {
                    909:        u_int i;
                    910:        char *env, *envdup, buf[MAXPATHLEN], fpath[MAXPATHLEN];
                    911:        char rpath[MAXPATHLEN], *s;
                    912:        struct stat st;
                    913:        time_t now;
                    914:        struct passwd *pwd;
                    915:
                    916:        /* avoid doing it more than once */
                    917:        if (cvs_client_logon)
                    918:                return;
                    919:
                    920:        if ((env = getenv("CVS_CLIENT_LOG")) == NULL)
                    921:                return;
                    922:
                    923:        envdup = xstrdup(env);
                    924:        if ((s = strchr(envdup, '%')) != NULL)
                    925:                *s = '\0';
                    926:
                    927:        if (strlcpy(buf, env, sizeof(buf)) >= sizeof(buf))
                    928:                fatal("cvs_client_initlog: truncation");
                    929:
                    930:        if (strlcpy(rpath, envdup, sizeof(rpath)) >= sizeof(rpath))
                    931:                fatal("cvs_client_initlog: truncation");
                    932:
                    933:        xfree(envdup);
                    934:
                    935:        s = buf;
                    936:        while ((s = strchr(s, '%')) != NULL) {
                    937:                s++;
                    938:                switch (*s) {
                    939:                case 'c':
                    940:                        if (strlcpy(fpath, cvs_command, sizeof(fpath)) >=
                    941:                            sizeof(fpath))
                    942:                                fatal("cvs_client_initlog: truncation");
                    943:                        break;
                    944:                case 'd':
                    945:                        time(&now);
                    946:                        if (strlcpy(fpath, ctime(&now), sizeof(fpath)) >=
                    947:                            sizeof(fpath))
                    948:                                fatal("cvs_client_initlog: truncation");
                    949:                        break;
                    950:                case 'p':
1.57      xsa       951:                        (void)xsnprintf(fpath, sizeof(fpath), "%d", getpid());
1.16      xsa       952:                        break;
                    953:                case 'u':
                    954:                        if ((pwd = getpwuid(getuid())) != NULL) {
                    955:                                if (strlcpy(fpath, pwd->pw_name,
                    956:                                    sizeof(fpath)) >= sizeof(fpath))
                    957:                                        fatal("cvs_client_initlog: truncation");
                    958:                        } else {
                    959:                                fpath[0] = '\0';
                    960:                        }
                    961:                        endpwent();
                    962:                        break;
                    963:                default:
                    964:                        fpath[0] = '\0';
                    965:                        break;
                    966:                }
                    967:
                    968:                if (fpath[0] != '\0') {
                    969:                        if (strlcat(rpath, "-", sizeof(rpath)) >= sizeof(rpath))
                    970:                                fatal("cvs_client_initlog: truncation");
                    971:
                    972:                        if (strlcat(rpath, fpath, sizeof(rpath))
                    973:                            >= sizeof(rpath))
                    974:                                fatal("cvs_client_initlog: truncation");
                    975:                }
                    976:        }
                    977:
                    978:        for (i = 0; i < UINT_MAX; i++) {
1.57      xsa       979:                (void)xsnprintf(fpath, sizeof(fpath), "%s-%d.in", rpath, i);
1.16      xsa       980:
                    981:                if (stat(fpath, &st) != -1)
                    982:                        continue;
                    983:
                    984:                if (errno != ENOENT)
                    985:                        fatal("cvs_client_initlog() stat failed '%s'",
                    986:                            strerror(errno));
                    987:
                    988:                break;
                    989:        }
                    990:
                    991:        if ((cvs_client_inlog_fd = open(fpath,
1.60      xsa       992:            O_RDWR | O_CREAT | O_TRUNC, 0644)) == -1) {
1.16      xsa       993:                fatal("cvs_client_initlog: open `%s': %s",
                    994:                    fpath, strerror(errno));
                    995:        }
                    996:
                    997:        for (i = 0; i < UINT_MAX; i++) {
1.57      xsa       998:                (void)xsnprintf(fpath, sizeof(fpath), "%s-%d.out", rpath, i);
1.16      xsa       999:
                   1000:                if (stat(fpath, &st) != -1)
                   1001:                        continue;
                   1002:
                   1003:                if (errno != ENOENT)
                   1004:                        fatal("cvs_client_initlog() stat failed '%s'",
                   1005:                            strerror(errno));
                   1006:
                   1007:                break;
                   1008:        }
                   1009:
                   1010:        if ((cvs_client_outlog_fd = open(fpath,
1.60      xsa      1011:            O_RDWR | O_CREAT | O_TRUNC, 0644)) == -1) {
1.16      xsa      1012:                fatal("cvs_client_initlog: open `%s': %s",
                   1013:                    fpath, strerror(errno));
                   1014:        }
                   1015:
                   1016:        cvs_client_logon = 1;
1.1       jfb      1017: }