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Annotation of src/usr.bin/cvs/client.c, Revision 1.69

1.69    ! joris       1: /*     $OpenBSD: client.c,v 1.68 2007/06/29 12:42:05 xsa 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 },
1.66      joris      40:        { "Static-directory",   0,      cvs_server_static_directory,
                     41:            REQ_NEEDED | REQ_NEEDDIR },
                     42:        { "Sticky",             0,      cvs_server_sticky,
                     43:            REQ_NEEDED | REQ_NEEDDIR },
                     44:        { "Entry",              0,      cvs_server_entry,
                     45:            REQ_NEEDED | REQ_NEEDDIR },
                     46:        { "Modified",           0,      cvs_server_modified,
                     47:            REQ_NEEDED | REQ_NEEDDIR },
1.9       joris      48:        { "UseUnchanged",       0,      cvs_server_useunchanged, REQ_NEEDED },
1.66      joris      49:        { "Unchanged",          0,      cvs_server_unchanged,
                     50:            REQ_NEEDED | REQ_NEEDDIR },
1.9       joris      51:        { "Questionable",       0,      cvs_server_questionable, REQ_NEEDED },
                     52:        { "Argument",           0,      cvs_server_argument, REQ_NEEDED },
1.24      xsa        53:        { "Argumentx",          0,      cvs_server_argumentx, REQ_NEEDED },
                     54:        { "Global_option",      0,      cvs_server_globalopt, REQ_NEEDED },
1.26      xsa        55:        { "Set",                0,      cvs_server_set, REQ_NEEDED },
1.1       jfb        56:
1.9       joris      57:        /*
                     58:         * used to tell the server what is going on in our
                     59:         * working copy, unsupported until we are told otherwise
                     60:         */
                     61:        { "Max-dotdot",                 0,      NULL, 0 },
                     62:        { "Checkin-prog",               0,      NULL, 0 },
                     63:        { "Update-prog",                0,      NULL, 0 },
                     64:        { "Kopt",                       0,      NULL, 0 },
                     65:        { "Checkin-time",               0,      NULL, 0 },
                     66:        { "Is-modified",                0,      NULL, 0 },
                     67:        { "Notify",                     0,      NULL, 0 },
                     68:        { "Case",                       0,      NULL, 0 },
                     69:        { "Gzip-stream",                0,      NULL, 0 },
1.25      xsa        70:        { "wrapper-sendme-rcsOptions",  0,      NULL, 0 },
1.9       joris      71:        { "Kerberos-encrypt",           0,      NULL, 0 },
                     72:        { "Gssapi-encrypt",             0,      NULL, 0 },
                     73:        { "Gssapi-authenticate",        0,      NULL, 0 },
                     74:        { "expand-modules",             0,      NULL, 0 },
                     75:
                     76:        /* commands that might be supported */
1.66      joris      77:        { "ci",                         0,      cvs_server_commit,
                     78:            REQ_NEEDDIR },
                     79:        { "co",                         0,      cvs_server_checkout,
                     80:            REQ_NEEDDIR },
                     81:        { "update",                     0,      cvs_server_update,
                     82:            REQ_NEEDDIR },
                     83:        { "diff",                       0,      cvs_server_diff, REQ_NEEDDIR },
                     84:        { "log",                        0,      cvs_server_log, REQ_NEEDDIR },
                     85:        { "rlog",                       0,      cvs_server_rlog, REQ_NEEDDIR },
                     86:        { "add",                        0,      cvs_server_add, REQ_NEEDDIR },
                     87:        { "remove",                     0,      cvs_server_remove,
                     88:            REQ_NEEDDIR },
1.33      xsa        89:        { "update-patches",             0,      cvs_server_update_patches, 0 },
1.25      xsa        90:        { "gzip-file-contents",         0,      NULL, 0 },
1.66      joris      91:        { "status",                     0,      cvs_server_status,
                     92:            REQ_NEEDDIR },
1.9       joris      93:        { "rdiff",                      0,      NULL, 0 },
1.66      joris      94:        { "tag",                        0,      cvs_server_tag, REQ_NEEDDIR },
1.9       joris      95:        { "rtag",                       0,      NULL, 0 },
1.66      joris      96:        { "import",                     0,      cvs_server_import,
                     97:            REQ_NEEDDIR },
                     98:        { "admin",                      0,      cvs_server_admin, REQ_NEEDDIR },
1.25      xsa        99:        { "export",                     0,      NULL, 0 },
                    100:        { "history",                    0,      NULL, 0 },
1.68      xsa       101:        { "release",                    0,      cvs_server_release,
                    102:            REQ_NEEDDIR },
1.9       joris     103:        { "watch-on",                   0,      NULL, 0 },
                    104:        { "watch-off",                  0,      NULL, 0 },
                    105:        { "watch-add",                  0,      NULL, 0 },
                    106:        { "watch-remove",               0,      NULL, 0 },
1.25      xsa       107:        { "watchers",                   0,      NULL, 0 },
                    108:        { "editors",                    0,      NULL, 0 },
1.66      joris     109:        { "init",                       0,      cvs_server_init, REQ_NEEDDIR },
                    110:        { "annotate",                   0,      cvs_server_annotate,
                    111:            REQ_NEEDDIR },
1.25      xsa       112:        { "rannotate",                  0,      NULL, 0 },
1.9       joris     113:        { "noop",                       0,      NULL, 0 },
1.25      xsa       114:        { "version",                    0,      cvs_server_version, 0 },
1.9       joris     115:        { "",                           -1,     NULL, 0 }
                    116: };
                    117:
1.16      xsa       118: static void     client_check_directory(char *);
                    119: static char    *client_get_supported_responses(void);
                    120: static char    *lastdir = NULL;
                    121: static int      end_of_response = 0;
                    122:
                    123: static void    cvs_client_initlog(void);
                    124:
                    125: /*
                    126:  * File descriptors for protocol logging when the CVS_CLIENT_LOG environment
                    127:  * variable is set.
                    128:  */
                    129: static int     cvs_client_logon = 0;
1.42      joris     130: int    cvs_client_inlog_fd = -1;
                    131: int    cvs_client_outlog_fd = -1;
1.16      xsa       132:
1.9       joris     133:
1.37      joris     134: int server_response = SERVER_OK;
                    135:
1.9       joris     136: static char *
                    137: client_get_supported_responses(void)
                    138: {
                    139:        BUF *bp;
                    140:        char *d;
                    141:        int i, first;
                    142:
                    143:        first = 0;
                    144:        bp = cvs_buf_alloc(512, BUF_AUTOEXT);
                    145:        for (i = 0; cvs_responses[i].supported != -1; i++) {
                    146:                if (cvs_responses[i].hdlr == NULL)
                    147:                        continue;
                    148:
                    149:                if (first != 0)
                    150:                        cvs_buf_append(bp, " ", 1);
                    151:                else
                    152:                        first++;
                    153:                cvs_buf_append(bp, cvs_responses[i].name,
                    154:                    strlen(cvs_responses[i].name));
                    155:        }
                    156:
                    157:        cvs_buf_putc(bp, '\0');
                    158:        d = cvs_buf_release(bp);
                    159:        return (d);
                    160: }
1.1       jfb       161:
1.10      joris     162: static void
                    163: client_check_directory(char *data)
                    164: {
                    165:        CVSENTRIES *entlist;
1.54      otto      166:        char entry[CVS_ENT_MAXLINELEN], *parent, *base;
1.10      joris     167:
                    168:        STRIP_SLASH(data);
                    169:
1.69    ! joris     170:        cvs_mkpath(data, NULL);
1.10      joris     171:
                    172:        if ((base = basename(data)) == NULL)
                    173:                fatal("client_check_directory: overflow");
                    174:
                    175:        if ((parent = dirname(data)) == NULL)
                    176:                fatal("client_check_directory: overflow");
1.11      joris     177:
                    178:        if (!strcmp(parent, "."))
                    179:                return;
1.10      joris     180:
1.57      xsa       181:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "D/%s////", base);
1.10      joris     182:
                    183:        entlist = cvs_ent_open(parent);
                    184:        cvs_ent_add(entlist, entry);
                    185:        cvs_ent_close(entlist, ENT_SYNC);
                    186: }
                    187:
1.9       joris     188: void
                    189: cvs_client_connect_to_server(void)
                    190: {
1.26      xsa       191:        struct cvs_var *vp;
1.9       joris     192:        char *cmd, *argv[9], *resp;
                    193:        int ifd[2], ofd[2], argc;
1.45      joris     194:
                    195:        if (cvs_server_active == 1)
                    196:                fatal("cvs_client_connect: I was already connected to server");
1.1       jfb       197:
1.9       joris     198:        switch (current_cvsroot->cr_method) {
                    199:        case CVS_METHOD_PSERVER:
                    200:        case CVS_METHOD_KSERVER:
                    201:        case CVS_METHOD_GSERVER:
                    202:        case CVS_METHOD_FORK:
                    203:        case CVS_METHOD_EXT:
1.14      joris     204:                fatal("the specified connection method is not supported");
1.9       joris     205:        default:
                    206:                break;
                    207:        }
                    208:
                    209:        if (pipe(ifd) == -1)
                    210:                fatal("cvs_client_connect: %s", strerror(errno));
                    211:        if (pipe(ofd) == -1)
                    212:                fatal("cvs_client_connect: %s", strerror(errno));
                    213:
                    214:        switch (fork()) {
                    215:        case -1:
                    216:                fatal("cvs_client_connect: fork failed: %s", strerror(errno));
                    217:        case 0:
                    218:                if (dup2(ifd[0], STDIN_FILENO) == -1)
                    219:                        fatal("cvs_client_connect: %s", strerror(errno));
                    220:                if (dup2(ofd[1], STDOUT_FILENO) == -1)
                    221:                        fatal("cvs_client_connect: %s", strerror(errno));
1.1       jfb       222:
1.9       joris     223:                close(ifd[1]);
                    224:                close(ofd[0]);
1.1       jfb       225:
1.9       joris     226:                if ((cmd = getenv("CVS_SERVER")) == NULL)
                    227:                        cmd = CVS_SERVER_DEFAULT;
1.1       jfb       228:
                    229:                argc = 0;
                    230:                argv[argc++] = cvs_rsh;
                    231:
1.9       joris     232:                if (current_cvsroot->cr_user != NULL) {
1.1       jfb       233:                        argv[argc++] = "-l";
1.9       joris     234:                        argv[argc++] = current_cvsroot->cr_user;
1.1       jfb       235:                }
                    236:
1.9       joris     237:                argv[argc++] = current_cvsroot->cr_host;
                    238:                argv[argc++] = cmd;
1.1       jfb       239:                argv[argc++] = "server";
                    240:                argv[argc] = NULL;
                    241:
1.9       joris     242:                cvs_log(LP_TRACE, "connecting to server %s",
                    243:                    current_cvsroot->cr_host);
                    244:
1.1       jfb       245:                execvp(argv[0], argv);
1.9       joris     246:                fatal("cvs_client_connect: failed to execute cvs server");
                    247:        default:
                    248:                break;
1.1       jfb       249:        }
                    250:
1.9       joris     251:        close(ifd[0]);
                    252:        close(ofd[1]);
                    253:
                    254:        if ((current_cvsroot->cr_srvin = fdopen(ifd[1], "w")) == NULL)
                    255:                fatal("cvs_client_connect: %s", strerror(errno));
                    256:        if ((current_cvsroot->cr_srvout = fdopen(ofd[0], "r")) == NULL)
                    257:                fatal("cvs_client_connect: %s", strerror(errno));
1.1       jfb       258:
1.9       joris     259:        setvbuf(current_cvsroot->cr_srvin, NULL,_IOLBF, 0);
                    260:        setvbuf(current_cvsroot->cr_srvout, NULL, _IOLBF, 0);
1.1       jfb       261:
1.16      xsa       262:        cvs_client_initlog();
                    263:
1.18      xsa       264:        if (cvs_cmdop != CVS_OP_INIT)
                    265:                cvs_client_send_request("Root %s", current_cvsroot->cr_dir);
1.1       jfb       266:
1.9       joris     267:        resp = client_get_supported_responses();
                    268:        cvs_client_send_request("Valid-responses %s", resp);
                    269:        xfree(resp);
1.1       jfb       270:
1.9       joris     271:        cvs_client_send_request("valid-requests");
                    272:        cvs_client_get_responses();
1.1       jfb       273:
1.28      xsa       274:        cvs_client_send_request("UseUnchanged");
                    275:
1.20      xsa       276:        if (cvs_nolog == 1)
                    277:                cvs_client_send_request("Global_option -l");
                    278:
1.19      xsa       279:        if (cvs_noexec == 1)
                    280:                cvs_client_send_request("Global_option -n");
                    281:
                    282:        if (verbosity == 0)
                    283:                cvs_client_send_request("Global_option -Q");
1.20      xsa       284:
                    285:        /* Be quiet. This is the default in OpenCVS. */
                    286:        cvs_client_send_request("Global_option -q");
1.19      xsa       287:
                    288:        if (cvs_readonly == 1)
                    289:                cvs_client_send_request("Global_option -r");
                    290:
                    291:        if (cvs_trace == 1)
1.9       joris     292:                cvs_client_send_request("Global_option -t");
1.1       jfb       293:
1.9       joris     294:        if (verbosity == 2)
                    295:                cvs_client_send_request("Global_option -V");
1.26      xsa       296:
                    297:        /* XXX: If 'Set' is supported? */
                    298:        TAILQ_FOREACH(vp, &cvs_variables, cv_link)
                    299:                cvs_client_send_request("Set %s=%s", vp->cv_name, vp->cv_val);
1.1       jfb       300: }
                    301:
1.9       joris     302: void
                    303: cvs_client_send_request(char *fmt, ...)
                    304: {
                    305:        va_list ap;
                    306:        char *data, *s;
                    307:        struct cvs_req *req;
                    308:
                    309:        va_start(ap, fmt);
                    310:        vasprintf(&data, fmt, ap);
                    311:        va_end(ap);
1.1       jfb       312:
1.9       joris     313:        if ((s = strchr(data, ' ')) != NULL)
                    314:                *s = '\0';
1.1       jfb       315:
1.9       joris     316:        req = cvs_remote_get_request_info(data);
                    317:        if (req == NULL)
                    318:                fatal("'%s' is an unknown request", data);
1.1       jfb       319:
1.9       joris     320:        if (req->supported != 1)
                    321:                fatal("remote cvs server does not support '%s'", data);
1.1       jfb       322:
1.9       joris     323:        if (s != NULL)
                    324:                *s = ' ';
1.1       jfb       325:
1.12      joris     326:        cvs_log(LP_TRACE, "%s", data);
1.16      xsa       327:
                    328:        if (cvs_client_inlog_fd != -1) {
                    329:                BUF *bp;
                    330:
                    331:                bp = cvs_buf_alloc(strlen(data), BUF_AUTOEXT);
                    332:
                    333:                if (cvs_buf_append(bp, data, strlen(data)) < 0)
                    334:                        fatal("cvs_client_send_request: cvs_buf_append");
                    335:
                    336:                cvs_buf_putc(bp, '\n');
                    337:
                    338:                if (cvs_buf_write_fd(bp, cvs_client_inlog_fd) < 0)
                    339:                        fatal("cvs_client_send_request: cvs_buf_write_fd");
                    340:
                    341:                cvs_buf_free(bp);
                    342:        }
                    343:
1.9       joris     344:        cvs_remote_output(data);
                    345:        xfree(data);
                    346: }
1.1       jfb       347:
1.9       joris     348: void
                    349: cvs_client_read_response(void)
1.1       jfb       350: {
1.9       joris     351:        char *cmd, *data;
                    352:        struct cvs_resp *resp;
1.1       jfb       353:
1.9       joris     354:        cmd = cvs_remote_input();
                    355:        if ((data = strchr(cmd, ' ')) != NULL)
                    356:                (*data++) = '\0';
1.1       jfb       357:
1.9       joris     358:        resp = cvs_remote_get_response_info(cmd);
                    359:        if (resp == NULL)
                    360:                fatal("response '%s' is not supported by our client", cmd);
1.1       jfb       361:
1.9       joris     362:        if (resp->hdlr == NULL)
                    363:                fatal("opencvs client does not support '%s'", cmd);
1.16      xsa       364:
1.9       joris     365:        (*resp->hdlr)(data);
1.16      xsa       366:
1.9       joris     367:        xfree(cmd);
1.1       jfb       368: }
                    369:
1.9       joris     370: void
                    371: cvs_client_get_responses(void)
                    372: {
                    373:        while (end_of_response != 1)
                    374:                cvs_client_read_response();
1.1       jfb       375:
1.9       joris     376:        end_of_response = 0;
                    377: }
1.1       jfb       378:
1.9       joris     379: void
                    380: cvs_client_senddir(const char *dir)
1.1       jfb       381: {
1.34      xsa       382:        struct stat st;
1.29      xsa       383:        int nb;
1.50      otto      384:        char *d, *date, fpath[MAXPATHLEN], repo[MAXPATHLEN], *tag;
1.29      xsa       385:
                    386:        d = NULL;
1.9       joris     387:
                    388:        if (lastdir != NULL && !strcmp(dir, lastdir))
                    389:                return;
1.1       jfb       390:
1.9       joris     391:        cvs_get_repository_path(dir, repo, MAXPATHLEN);
1.31      xsa       392:
                    393:        cvs_client_send_request("Directory %s\n%s", dir, repo);
                    394:
1.58      xsa       395:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    396:            dir, CVS_PATH_STATICENTRIES);
1.34      xsa       397:
                    398:        if (stat(fpath, &st) == 0 && (st.st_mode & (S_IRUSR|S_IRGRP|S_IROTH)))
                    399:                cvs_client_send_request("Static-directory");
                    400:
1.29      xsa       401:        d = xstrdup(dir);
                    402:        cvs_parse_tagfile(d, &tag, &date, &nb);
                    403:
                    404:        if (tag != NULL || date != NULL) {
                    405:                char buf[128];
                    406:
                    407:                if (tag != NULL && nb != NULL) {
                    408:                        if (strlcpy(buf, "N", sizeof(buf)) >= sizeof(buf))
                    409:                                fatal("cvs_client_senddir: truncation");
                    410:                } else if (tag != NULL) {
                    411:                        if (strlcpy(buf, "T", sizeof(buf)) >= sizeof(buf))
                    412:                                fatal("cvs_client_senddir: truncation");
                    413:                } else {
                    414:                        if (strlcpy(buf, "D", sizeof(buf)) >= sizeof(buf))
                    415:                                fatal("cvs_client_senddir: truncation");
                    416:                }
                    417:
                    418:                if (strlcat(buf, tag ? tag : date, sizeof(buf)) >= sizeof(buf))
                    419:                        fatal("cvs_client_senddir: truncation");
                    420:
                    421:                cvs_client_send_request("Sticky %s", buf);
                    422:
                    423:                if (tag != NULL)
                    424:                        xfree(tag);
                    425:                if (date != NULL)
                    426:                        xfree(date);
                    427:        }
                    428:        if (d != NULL)
                    429:                xfree(d);
1.1       jfb       430:
1.9       joris     431:        if (lastdir != NULL)
                    432:                xfree(lastdir);
                    433:        lastdir = xstrdup(dir);
                    434: }
1.1       jfb       435:
1.9       joris     436: void
                    437: cvs_client_sendfile(struct cvs_file *cf)
1.1       jfb       438: {
1.9       joris     439:        size_t len;
1.67      xsa       440:        char rev[CVS_REV_BUFSZ], timebuf[CVS_TIME_BUFSZ], sticky[32];
1.1       jfb       441:
1.9       joris     442:        if (cf->file_type != CVS_FILE)
                    443:                return;
1.1       jfb       444:
1.9       joris     445:        cvs_client_senddir(cf->file_wd);
                    446:        cvs_remote_classify_file(cf);
                    447:
1.10      joris     448:        if (cf->file_type == CVS_DIR)
                    449:                return;
                    450:
1.9       joris     451:        if (cf->file_ent != NULL) {
                    452:                if (cf->file_status == FILE_ADDED) {
                    453:                        len = strlcpy(rev, "0", sizeof(rev));
                    454:                        if (len >= sizeof(rev))
                    455:                                fatal("cvs_client_sendfile: truncation");
                    456:
                    457:                        len = strlcpy(timebuf, "Initial ", sizeof(timebuf));
                    458:                        if (len >= sizeof(timebuf))
                    459:                                fatal("cvs_client_sendfile: truncation");
                    460:
                    461:                        len = strlcat(timebuf, cf->file_name, sizeof(timebuf));
                    462:                        if (len >= sizeof(timebuf))
                    463:                                fatal("cvs_client_sendfile: truncation");
                    464:                } else {
                    465:                        rcsnum_tostr(cf->file_ent->ce_rev, rev, sizeof(rev));
                    466:                        ctime_r(&cf->file_ent->ce_mtime, timebuf);
                    467:                }
1.1       jfb       468:
1.9       joris     469:                if (cf->file_ent->ce_conflict == NULL) {
                    470:                        if (timebuf[strlen(timebuf) - 1] == '\n')
                    471:                                timebuf[strlen(timebuf) - 1] = '\0';
                    472:                } else {
                    473:                        len = strlcpy(timebuf, cf->file_ent->ce_conflict,
                    474:                            sizeof(timebuf));
                    475:                        if (len >= sizeof(timebuf))
                    476:                                fatal("cvs_client_sendfile: truncation");
1.56      joris     477:                        len = strlcat(timebuf, "+", sizeof(timebuf));
                    478:                        if (len >= sizeof(timebuf))
                    479:                                fatal("cvs_client_sendfile: truncation");
1.9       joris     480:                }
1.1       jfb       481:
1.9       joris     482:                sticky[0] = '\0';
                    483:                if (cf->file_ent->ce_tag != NULL) {
1.57      xsa       484:                        (void)xsnprintf(sticky, sizeof(sticky), "T%s",
1.9       joris     485:                            cf->file_ent->ce_tag);
1.1       jfb       486:                }
                    487:
1.55      otto      488:                cvs_client_send_request("Entry /%s/%s%s/%s/%s/%s",
1.9       joris     489:                    cf->file_name, (cf->file_status == FILE_REMOVED) ? "-" : "",
1.53      xsa       490:                    rev, timebuf, cf->file_ent->ce_opts ?
                    491:                    cf->file_ent->ce_opts : "", sticky);
1.9       joris     492:        }
                    493:
                    494:        switch (cf->file_status) {
                    495:        case FILE_UNKNOWN:
                    496:                if (cf->fd != -1)
                    497:                        cvs_client_send_request("Questionable %s",
                    498:                            cf->file_name);
                    499:                break;
                    500:        case FILE_ADDED:
                    501:        case FILE_MODIFIED:
                    502:                cvs_client_send_request("Modified %s", cf->file_name);
                    503:                cvs_remote_send_file(cf->file_path);
                    504:                break;
                    505:        case FILE_UPTODATE:
                    506:                cvs_client_send_request("Unchanged %s", cf->file_name);
                    507:                break;
1.1       jfb       508:        }
1.9       joris     509: }
1.1       jfb       510:
1.9       joris     511: void
                    512: cvs_client_send_files(char **argv, int argc)
                    513: {
                    514:        int i;
1.1       jfb       515:
1.9       joris     516:        for (i = 0; i < argc; i++)
                    517:                cvs_client_send_request("Argument %s", argv[i]);
                    518: }
1.1       jfb       519:
1.9       joris     520: void
                    521: cvs_client_ok(char *data)
                    522: {
                    523:        end_of_response = 1;
1.37      joris     524:        server_response = SERVER_OK;
1.1       jfb       525: }
                    526:
1.9       joris     527: void
                    528: cvs_client_error(char *data)
                    529: {
                    530:        end_of_response = 1;
1.37      joris     531:        server_response = SERVER_ERROR;
1.9       joris     532: }
1.1       jfb       533:
1.9       joris     534: void
                    535: cvs_client_validreq(char *data)
1.1       jfb       536: {
1.9       joris     537:        int i;
                    538:        char *sp, *ep;
                    539:        struct cvs_req *req;
                    540:
1.62      ray       541:        if ((sp = data) == NULL)
                    542:                fatal("Missing argument for Valid-requests");
                    543:
1.9       joris     544:        do {
                    545:                if ((ep = strchr(sp, ' ')) != NULL)
                    546:                        *ep = '\0';
                    547:
                    548:                req = cvs_remote_get_request_info(sp);
                    549:                if (req != NULL)
                    550:                        req->supported = 1;
                    551:
                    552:                if (ep != NULL)
                    553:                        sp = ep + 1;
                    554:        } while (ep != NULL);
                    555:
                    556:        for (i = 0; cvs_requests[i].supported != -1; i++) {
                    557:                req = &cvs_requests[i];
                    558:                if ((req->flags & REQ_NEEDED) &&
                    559:                    req->supported != 1) {
                    560:                        fatal("server does not support required '%s'",
                    561:                            req->name);
                    562:                }
1.1       jfb       563:        }
1.9       joris     564: }
1.1       jfb       565:
1.9       joris     566: void
                    567: cvs_client_e(char *data)
                    568: {
1.62      ray       569:        if (data == NULL)
                    570:                fatal("Missing argument for E");
                    571:
1.9       joris     572:        cvs_printf("%s\n", data);
                    573: }
1.1       jfb       574:
1.9       joris     575: void
                    576: cvs_client_m(char *data)
                    577: {
1.62      ray       578:        if (data == NULL)
                    579:                fatal("Missing argument for M");
                    580:
1.9       joris     581:        cvs_printf("%s\n", data);
                    582: }
1.1       jfb       583:
1.9       joris     584: void
                    585: cvs_client_checkedin(char *data)
                    586: {
                    587:        CVSENTRIES *entlist;
                    588:        struct cvs_ent *ent, *newent;
1.67      xsa       589:        char *dir, *e, entry[CVS_ENT_MAXLINELEN], rev[CVS_REV_BUFSZ];
                    590:        char sticky[CVS_ENT_MAXLINELEN], timebuf[CVS_TIME_BUFSZ];
1.1       jfb       591:
1.62      ray       592:        if (data == NULL)
                    593:                fatal("Missing argument for Checked-in");
                    594:
1.9       joris     595:        dir = cvs_remote_input();
1.54      otto      596:        e = cvs_remote_input();
1.9       joris     597:        xfree(dir);
1.1       jfb       598:
1.9       joris     599:        entlist = cvs_ent_open(data);
1.54      otto      600:        newent = cvs_ent_parse(e);
1.9       joris     601:        ent = cvs_ent_get(entlist, newent->ce_name);
1.54      otto      602:        xfree(e);
1.1       jfb       603:
1.9       joris     604:        rcsnum_tostr(newent->ce_rev, rev, sizeof(rev));
                    605:        ctime_r(&ent->ce_mtime, timebuf);
                    606:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    607:                timebuf[strlen(timebuf) - 1] = '\0';
1.1       jfb       608:
1.9       joris     609:        sticky[0] = '\0';
1.57      xsa       610:        if (ent->ce_tag != NULL)
                    611:                (void)xsnprintf(sticky, sizeof(sticky), "T%s", ent->ce_tag);
1.1       jfb       612:
1.57      xsa       613:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "/%s/%s%s/%s/%s/%s",
1.44      joris     614:            newent->ce_name, (newent->ce_status == CVS_ENT_REMOVED) ? "-" : "",
1.53      xsa       615:            rev, timebuf, ent->ce_opts ? ent->ce_opts : "", sticky);
1.9       joris     616:
                    617:        cvs_ent_free(ent);
                    618:        cvs_ent_free(newent);
                    619:        cvs_ent_add(entlist, entry);
                    620:        cvs_ent_close(entlist, ENT_SYNC);
1.1       jfb       621: }
                    622:
1.9       joris     623: void
                    624: cvs_client_updated(char *data)
                    625: {
1.57      xsa       626:        int fd;
1.9       joris     627:        time_t now;
1.51      otto      628:        mode_t fmode, mask;
1.9       joris     629:        size_t flen;
                    630:        CVSENTRIES *ent;
                    631:        struct cvs_ent *e;
                    632:        const char *errstr;
                    633:        struct timeval tv[2];
1.67      xsa       634:        char repo[MAXPATHLEN], entry[CVS_ENT_MAXLINELEN];
                    635:        char timebuf[CVS_TIME_BUFSZ], revbuf[CVS_REV_BUFSZ];
                    636:        char *en, *mode, *len, *fpath, *rpath, *wdir;
1.69    ! joris     637:        char sticky[CVS_ENT_MAXLINELEN];
1.9       joris     638:
1.62      ray       639:        if (data == NULL)
                    640:                fatal("Missing argument for Updated");
                    641:
1.10      joris     642:        client_check_directory(data);
1.9       joris     643:
                    644:        rpath = cvs_remote_input();
1.54      otto      645:        en = cvs_remote_input();
1.9       joris     646:        mode = cvs_remote_input();
                    647:        len = cvs_remote_input();
                    648:
                    649:        cvs_get_repository_path(".", repo, MAXPATHLEN);
1.48      joris     650:
                    651:        STRIP_SLASH(repo);
1.9       joris     652:
                    653:        if (strlen(repo) + 1 > strlen(rpath))
                    654:                fatal("received a repository path that is too short");
                    655:
                    656:        fpath = rpath + strlen(repo) + 1;
                    657:        if ((wdir = dirname(fpath)) == NULL)
                    658:                fatal("cvs_client_updated: dirname: %s", strerror(errno));
                    659:
                    660:        flen = strtonum(len, 0, INT_MAX, &errstr);
                    661:        if (errstr != NULL)
                    662:                fatal("cvs_client_updated: %s: %s", len, errstr);
                    663:        xfree(len);
                    664:
                    665:        cvs_strtomode(mode, &fmode);
                    666:        xfree(mode);
1.51      otto      667:        mask = umask(0);
                    668:        umask(mask);
                    669:        fmode &= ~mask;
1.9       joris     670:
                    671:        time(&now);
1.52      joris     672:        asctime_r(gmtime(&now), timebuf);
1.9       joris     673:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    674:                timebuf[strlen(timebuf) - 1] = '\0';
                    675:
1.54      otto      676:        e = cvs_ent_parse(en);
                    677:        xfree(en);
1.69    ! joris     678:
        !           679:        sticky[0] = '\0';
        !           680:        if (e->ce_tag != NULL)
        !           681:                (void)xsnprintf(sticky, sizeof(sticky), "T%s", e->ce_tag);
        !           682:
1.9       joris     683:        rcsnum_tostr(e->ce_rev, revbuf, sizeof(revbuf));
1.69    ! joris     684:        (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "/%s/%s/%s/%s/%s",
        !           685:            e->ce_name, revbuf, timebuf,
        !           686:            e->ce_opts ? e->ce_opts : "", sticky);
1.9       joris     687:
                    688:        cvs_ent_free(e);
                    689:        ent = cvs_ent_open(wdir);
                    690:        cvs_ent_add(ent, entry);
                    691:        cvs_ent_close(ent, ENT_SYNC);
                    692:
                    693:        if ((fd = open(fpath, O_CREAT | O_WRONLY | O_TRUNC)) == -1)
                    694:                fatal("cvs_client_updated: open: %s: %s",
                    695:                    fpath, strerror(errno));
1.1       jfb       696:
1.46      joris     697:        cvs_remote_receive_file(fd, flen);
1.1       jfb       698:
1.9       joris     699:        tv[0].tv_sec = now;
                    700:        tv[0].tv_usec = 0;
                    701:        tv[1] = tv[0];
1.1       jfb       702:
1.9       joris     703:        if (futimes(fd, tv) == -1)
                    704:                fatal("cvs_client_updated: futimes: %s", strerror(errno));
1.1       jfb       705:
1.9       joris     706:        if (fchmod(fd, fmode) == -1)
                    707:                fatal("cvs_client_updated: fchmod: %s", strerror(errno));
1.1       jfb       708:
1.9       joris     709:        (void)close(fd);
1.1       jfb       710:
1.9       joris     711:        xfree(rpath);
1.1       jfb       712: }
                    713:
1.9       joris     714: void
                    715: cvs_client_merged(char *data)
                    716: {
1.56      joris     717:        int fd;
                    718:        time_t now;
                    719:        mode_t fmode;
                    720:        size_t flen;
                    721:        CVSENTRIES *ent;
                    722:        const char *errstr;
                    723:        struct timeval tv[2];
1.67      xsa       724:        char timebuf[CVS_TIME_BUFSZ], *repo, *rpath, *entry, *mode;
1.56      joris     725:        char *len, *fpath, *wdir;
                    726:
1.62      ray       727:        if (data == NULL)
                    728:                fatal("Missing argument for Merged");
                    729:
1.56      joris     730:        client_check_directory(data);
                    731:
                    732:        rpath = cvs_remote_input();
                    733:        entry = cvs_remote_input();
                    734:        mode = cvs_remote_input();
                    735:        len = cvs_remote_input();
                    736:
                    737:        repo = xmalloc(MAXPATHLEN);
                    738:        cvs_get_repository_path(".", repo, MAXPATHLEN);
                    739:
                    740:        STRIP_SLASH(repo);
                    741:
                    742:        if (strlen(repo) + 1 > strlen(rpath))
                    743:                fatal("received a repository path that is too short");
                    744:
                    745:        fpath = rpath + strlen(repo) + 1;
                    746:        if ((wdir = dirname(fpath)) == NULL)
                    747:                fatal("cvs_client_merged: dirname: %s", strerror(errno));
                    748:        xfree(repo);
                    749:
                    750:        flen = strtonum(len, 0, INT_MAX, &errstr);
                    751:        if (errstr != NULL)
                    752:                fatal("cvs_client_merged: %s: %s", len, errstr);
                    753:        xfree(len);
                    754:
                    755:        cvs_strtomode(mode, &fmode);
                    756:        xfree(mode);
                    757:
                    758:        time(&now);
                    759:        asctime_r(gmtime(&now), timebuf);
                    760:        if (timebuf[strlen(timebuf) - 1] == '\n')
                    761:                timebuf[strlen(timebuf) - 1] = '\0';
                    762:
                    763:        ent = cvs_ent_open(wdir);
                    764:        cvs_ent_add(ent, entry);
                    765:        cvs_ent_close(ent, ENT_SYNC);
                    766:
                    767:        if ((fd = open(fpath, O_CREAT | O_WRONLY | O_TRUNC)) == -1)
                    768:                fatal("cvs_client_merged: open: %s: %s",
                    769:                    fpath, strerror(errno));
                    770:
                    771:        cvs_remote_receive_file(fd, flen);
                    772:
                    773:        tv[0].tv_sec = now;
                    774:        tv[0].tv_usec = 0;
                    775:        tv[1] = tv[0];
                    776:
                    777:        if (futimes(fd, tv) == -1)
                    778:                fatal("cvs_client_merged: futimes: %s", strerror(errno));
                    779:
                    780:        if (fchmod(fd, fmode) == -1)
                    781:                fatal("cvs_client_merged: fchmod: %s", strerror(errno));
                    782:
                    783:        (void)close(fd);
                    784:
                    785:        xfree(rpath);
1.9       joris     786: }
1.1       jfb       787:
1.9       joris     788: void
                    789: cvs_client_removed(char *data)
                    790: {
1.65      joris     791:        CVSENTRIES *entlist;
                    792:        char *rpath, *filename, fpath[MAXPATHLEN];
                    793:
                    794:        rpath = cvs_remote_input();
                    795:        if ((filename = strrchr(rpath, '/')) == NULL)
                    796:                fatal("bad rpath in cvs_client_removed: %s", rpath);
                    797:        filename++;
                    798:
                    799:        entlist = cvs_ent_open(data);
                    800:        cvs_ent_remove(entlist, filename);
                    801:        cvs_ent_close(entlist, ENT_SYNC);
                    802:
                    803:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s", data, filename);
                    804:        (void)unlink(fpath);
1.13      joris     805:
1.65      joris     806:        xfree(rpath);
1.9       joris     807: }
1.1       jfb       808:
1.9       joris     809: void
                    810: cvs_client_remove_entry(char *data)
1.1       jfb       811: {
1.38      xsa       812:        CVSENTRIES *entlist;
1.44      joris     813:        char *filename, *rpath;
1.41      joris     814:
1.62      ray       815:        if (data == NULL)
                    816:                fatal("Missing argument for Remove-entry");
                    817:
1.41      joris     818:        rpath = cvs_remote_input();
                    819:        if ((filename = strrchr(rpath, '/')) == NULL)
                    820:                fatal("bad rpath in cvs_client_remove_entry: %s", rpath);
1.61      ray       821:        filename++;
1.1       jfb       822:
1.38      xsa       823:        entlist = cvs_ent_open(data);
1.44      joris     824:        cvs_ent_remove(entlist, filename);
1.38      xsa       825:        cvs_ent_close(entlist, ENT_SYNC);
                    826:
1.44      joris     827:        xfree(rpath);
1.36      xsa       828: }
                    829:
                    830: void
                    831: cvs_client_set_static_directory(char *data)
                    832: {
                    833:        FILE *fp;
1.50      otto      834:        char *dir, fpath[MAXPATHLEN];
1.36      xsa       835:
                    836:        if (cvs_cmdop == CVS_OP_EXPORT)
                    837:                return;
                    838:
1.62      ray       839:        if (data == NULL)
                    840:                fatal("Missing argument for Set-static-directory");
                    841:
1.36      xsa       842:        STRIP_SLASH(data);
                    843:
                    844:        dir = cvs_remote_input();
                    845:        xfree(dir);
                    846:
1.58      xsa       847:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    848:            data, CVS_PATH_STATICENTRIES);
1.36      xsa       849:
                    850:        if ((fp = fopen(fpath, "w+")) == NULL) {
                    851:                cvs_log(LP_ERRNO, "%s", fpath);
1.50      otto      852:                return;
1.36      xsa       853:        }
                    854:        (void)fclose(fp);
1.16      xsa       855: }
1.35      xsa       856:
                    857: void
                    858: cvs_client_clear_static_directory(char *data)
                    859: {
1.50      otto      860:        char *dir, fpath[MAXPATHLEN];
1.35      xsa       861:
                    862:        if (cvs_cmdop == CVS_OP_EXPORT)
                    863:                return;
                    864:
1.62      ray       865:        if (data == NULL)
                    866:                fatal("Missing argument for Clear-static-directory");
                    867:
1.35      xsa       868:        STRIP_SLASH(data);
                    869:
                    870:        dir = cvs_remote_input();
                    871:        xfree(dir);
                    872:
1.58      xsa       873:        (void)xsnprintf(fpath, MAXPATHLEN, "%s/%s",
                    874:            data, CVS_PATH_STATICENTRIES);
1.35      xsa       875:
                    876:        (void)cvs_unlink(fpath);
                    877: }
                    878:
                    879: void
                    880: cvs_client_set_sticky(char *data)
                    881: {
                    882:        FILE *fp;
1.50      otto      883:        char *dir, *tag, tagpath[MAXPATHLEN];
1.35      xsa       884:
1.47      xsa       885:        if (cvs_cmdop == CVS_OP_EXPORT)
                    886:                return;
                    887:
1.62      ray       888:        if (data == NULL)
                    889:                fatal("Missing argument for Set-sticky");
                    890:
1.35      xsa       891:        STRIP_SLASH(data);
                    892:
                    893:        dir = cvs_remote_input();
                    894:        xfree(dir);
                    895:        tag = cvs_remote_input();
                    896:
1.69    ! joris     897:        client_check_directory(data);
        !           898:
1.58      xsa       899:        (void)xsnprintf(tagpath, MAXPATHLEN, "%s/%s", data, CVS_PATH_TAG);
1.35      xsa       900:
                    901:        if ((fp = fopen(tagpath, "w+")) == NULL) {
                    902:                cvs_log(LP_ERRNO, "%s", tagpath);
                    903:                goto out;
                    904:        }
                    905:
                    906:        (void)fprintf(fp, "%s\n", tag);
                    907:        (void)fclose(fp);
                    908: out:
                    909:        xfree(tag);
                    910: }
                    911:
                    912: void
                    913: cvs_client_clear_sticky(char *data)
                    914: {
1.50      otto      915:        char *dir, tagpath[MAXPATHLEN];
1.47      xsa       916:
                    917:        if (cvs_cmdop == CVS_OP_EXPORT)
                    918:                return;
1.62      ray       919:
                    920:        if (data == NULL)
                    921:                fatal("Missing argument for Clear-sticky");
1.35      xsa       922:
                    923:        STRIP_SLASH(data);
                    924:
                    925:        dir = cvs_remote_input();
                    926:        xfree(dir);
                    927:
1.69    ! joris     928:        client_check_directory(data);
        !           929:
1.58      xsa       930:        (void)xsnprintf(tagpath, MAXPATHLEN, "%s/%s", data, CVS_PATH_TAG);
1.69    ! joris     931:        (void)unlink(tagpath);
1.35      xsa       932: }
                    933:
                    934:
1.16      xsa       935: /*
                    936:  * cvs_client_initlog()
                    937:  *
                    938:  * Initialize protocol logging if the CVS_CLIENT_LOG environment variable is
                    939:  * set.  In this case, the variable's value is used as a path to which the
                    940:  * appropriate suffix is added (".in" for client input and ".out" for server
                    941:  * output).
                    942:  */
                    943: static void
                    944: cvs_client_initlog(void)
                    945: {
                    946:        u_int i;
                    947:        char *env, *envdup, buf[MAXPATHLEN], fpath[MAXPATHLEN];
                    948:        char rpath[MAXPATHLEN], *s;
                    949:        struct stat st;
                    950:        time_t now;
                    951:        struct passwd *pwd;
                    952:
                    953:        /* avoid doing it more than once */
                    954:        if (cvs_client_logon)
                    955:                return;
                    956:
                    957:        if ((env = getenv("CVS_CLIENT_LOG")) == NULL)
                    958:                return;
                    959:
                    960:        envdup = xstrdup(env);
                    961:        if ((s = strchr(envdup, '%')) != NULL)
                    962:                *s = '\0';
                    963:
                    964:        if (strlcpy(buf, env, sizeof(buf)) >= sizeof(buf))
                    965:                fatal("cvs_client_initlog: truncation");
                    966:
                    967:        if (strlcpy(rpath, envdup, sizeof(rpath)) >= sizeof(rpath))
                    968:                fatal("cvs_client_initlog: truncation");
                    969:
                    970:        xfree(envdup);
                    971:
                    972:        s = buf;
                    973:        while ((s = strchr(s, '%')) != NULL) {
                    974:                s++;
                    975:                switch (*s) {
                    976:                case 'c':
                    977:                        if (strlcpy(fpath, cvs_command, sizeof(fpath)) >=
                    978:                            sizeof(fpath))
                    979:                                fatal("cvs_client_initlog: truncation");
                    980:                        break;
                    981:                case 'd':
                    982:                        time(&now);
                    983:                        if (strlcpy(fpath, ctime(&now), sizeof(fpath)) >=
                    984:                            sizeof(fpath))
                    985:                                fatal("cvs_client_initlog: truncation");
                    986:                        break;
                    987:                case 'p':
1.57      xsa       988:                        (void)xsnprintf(fpath, sizeof(fpath), "%d", getpid());
1.16      xsa       989:                        break;
                    990:                case 'u':
                    991:                        if ((pwd = getpwuid(getuid())) != NULL) {
                    992:                                if (strlcpy(fpath, pwd->pw_name,
                    993:                                    sizeof(fpath)) >= sizeof(fpath))
                    994:                                        fatal("cvs_client_initlog: truncation");
                    995:                        } else {
                    996:                                fpath[0] = '\0';
                    997:                        }
                    998:                        endpwent();
                    999:                        break;
                   1000:                default:
                   1001:                        fpath[0] = '\0';
                   1002:                        break;
                   1003:                }
                   1004:
                   1005:                if (fpath[0] != '\0') {
                   1006:                        if (strlcat(rpath, "-", sizeof(rpath)) >= sizeof(rpath))
                   1007:                                fatal("cvs_client_initlog: truncation");
                   1008:
                   1009:                        if (strlcat(rpath, fpath, sizeof(rpath))
                   1010:                            >= sizeof(rpath))
                   1011:                                fatal("cvs_client_initlog: truncation");
                   1012:                }
                   1013:        }
                   1014:
                   1015:        for (i = 0; i < UINT_MAX; i++) {
1.57      xsa      1016:                (void)xsnprintf(fpath, sizeof(fpath), "%s-%d.in", rpath, i);
1.16      xsa      1017:
                   1018:                if (stat(fpath, &st) != -1)
                   1019:                        continue;
                   1020:
                   1021:                if (errno != ENOENT)
                   1022:                        fatal("cvs_client_initlog() stat failed '%s'",
                   1023:                            strerror(errno));
                   1024:
                   1025:                break;
                   1026:        }
                   1027:
                   1028:        if ((cvs_client_inlog_fd = open(fpath,
1.60      xsa      1029:            O_RDWR | O_CREAT | O_TRUNC, 0644)) == -1) {
1.16      xsa      1030:                fatal("cvs_client_initlog: open `%s': %s",
                   1031:                    fpath, strerror(errno));
                   1032:        }
                   1033:
                   1034:        for (i = 0; i < UINT_MAX; i++) {
1.57      xsa      1035:                (void)xsnprintf(fpath, sizeof(fpath), "%s-%d.out", rpath, i);
1.16      xsa      1036:
                   1037:                if (stat(fpath, &st) != -1)
                   1038:                        continue;
                   1039:
                   1040:                if (errno != ENOENT)
                   1041:                        fatal("cvs_client_initlog() stat failed '%s'",
                   1042:                            strerror(errno));
                   1043:
                   1044:                break;
                   1045:        }
                   1046:
                   1047:        if ((cvs_client_outlog_fd = open(fpath,
1.60      xsa      1048:            O_RDWR | O_CREAT | O_TRUNC, 0644)) == -1) {
1.16      xsa      1049:                fatal("cvs_client_initlog: open `%s': %s",
                   1050:                    fpath, strerror(errno));
                   1051:        }
                   1052:
                   1053:        cvs_client_logon = 1;
1.1       jfb      1054: }