62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * CDDL HEADER START
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * The contents of this file are subject to the terms of the
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * Common Development and Distribution License (the "License").
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * You may not use this file except in compliance with the License.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * or http://www.opensolaris.org/os/licensing.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * See the License for the specific language governing permissions
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * and limitations under the License.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * When distributing Covered Code, include this CDDL HEADER in each
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * If applicable, add the following below this CDDL HEADER, with the
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * fields enclosed by brackets "[]" replaced with your own identifying
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * information: Portions Copyright [yyyy] [name of copyright owner]
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * CDDL HEADER END
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * Use is subject to license terms.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik#define PKGSERV_PATH "/usr/sadm/install/bin/pkgserv"
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik#define ERR_PATH_TOO_BIG "alternate root path is too long"
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik#define ERR_OPEN_DOOR "cannot open pkgserv door"
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik#define ERR_START_SERVER "cannot start pkgserv daemon: %s"
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik#define ERR_START_FILTER "cannot enumerate database entries"
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik#define ERR_FIND_SADM "cannot find sadm directory"
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgfilename(char path[PATH_MAX], const char *root, const char *sadmdir,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (snprintf(path, PATH_MAX, "%s%s/%s", root == NULL ? "" : root,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik sadmdir == NULL ? SADM_DIR : sadmdir, file) >= PATH_MAX) {
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dikcopy_xmnt(const struct extmnttab *xmnt, struct extmnttab *saved)
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * Copy everything and then strdup the strings we later use and NULL
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * the ones we don't.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik saved->mnt_special = strdup(saved->mnt_special);
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik saved->mnt_mountp = strdup(saved->mnt_mountp);
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik saved->mnt_fstype = strdup(saved->mnt_fstype);
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * We need to make sure that we can locate the pkgserv and the door;
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * lofs mounts makes this more difficult: "nosub" mounts don't propagate
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * the door and doors created in lofs mounts are not propagated back to
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * the original filesystem.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * Here we peel off the lofs mount points until we're
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * we find a working door or
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * there's nothing more to peel off.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * The fullpath parameter is used to return the result (stored in *sadmdir),
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * root is used but returned in the computed sadmdir and so the caller should
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * not use "root" any longer or set it to NULL.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dikpkgfindrealsadmdir(char fullpath[PATH_MAX], const char *root,
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik struct extmnttab saved = {NULL, NULL, NULL, NULL, NULL, 0, 0};
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik *sadmdir == NULL ? SADM_DIR : *sadmdir) >= PATH_MAX) {
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * To find the underlying mount point, you will need to
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * search the mnttab and find our mountpoint and the underlying
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * filesystem.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * To find the mount point: use the longest prefix but limit
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * us to the filesystems with the same major/minor numbers.
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * To find the underlying mount point: find a non-lofs file
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik * system or a <mnt> <mnt> entry (fake mountpoint for zones).
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik while (getextmntent(mnttab, &xmnt, 0) == 0) {
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik if (strncmp(xmnt.mnt_mountp, fullpath, len) == 0 &&
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik if (strcmp(saved.mnt_fstype, "lofs") != 0 ||
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik strcmp(saved.mnt_mountp, saved.mnt_special) == 0) {
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik /* Create a new path in the underlying filesystem. */
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik if (snprintf(temp, PATH_MAX, "%s%s", saved.mnt_special,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgopenserver_i(const char *root, const char *sadmdir, boolean_t readonly,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik extern char **environ;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) strcpy(pkgdoor, "/tmp/pkgdoor.XXXXXX");
7706a9bf5155da553880e1d88bef039daa6fc46cCasper H.S. Dik pkgfindrealsadmdir(realsadmdir, root, &sadmdir);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik pkgfilename(pkgdoor, root, sadmdir, PKGDOOR);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (door_info(server->door, &di) == 0 && di.di_target >= 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik pkgcmd(server, &n, sizeof (n), NULL, NULL, NULL)) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik cmd[args++] = strrchr(PKGSERV_PATH, '/') + 1;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (root != NULL && strcmp(root, "/") != 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (sadmdir != NULL && strcmp(sadmdir, SADM_DIR) != 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) snprintf(pidbuf, sizeof (pidbuf), "%d", master_pid);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik assert(args <= sizeof (cmd)/sizeof (char *));
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (posix_spawn(&pid, PKGSERV_PATH, NULL, NULL, cmd, environ) == 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (s == 0 || s == 1)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik progerr(gettext(ERR_START_SERVER), strerror(errno));
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgopenserver(const char *root, const char *sadmdir, boolean_t ro)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik return (pkgopenserver_i(root, sadmdir, ro, pkgservergetmode()));
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (strcasecmp(mode, MODE_PERMANENT) == 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik const char *pidstr = mode + sizeof (MODE_TIMEOUT) - 1;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (master_pid <= 1 || kill(master_pid, 0) != 0)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik } else if (strcasecmp(mode, MODE_RUN_ONCE) == 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik progerr(gettext("invalid pkgserver mode: %s"), mode);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /*NOTREACHED*/
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik static char timebuf[sizeof (PKGSERV_MODE) + sizeof (MODE_TIMEOUT) + 10];
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (master_pid > 1 && kill(master_pid, 0) == 0) ? master_pid :
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik progerr(gettext("Bad pkgserv mode: %d"), (int)mode);
4656d4747c8743290bfbe910c64cd75eb4e4af8dGarrett D'Amore /*NOTREACHED*/
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (mode == DEFAULTMODE || mode == INVALID) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) pkgcmd(server, &cmd, sizeof (cmd), NULL, NULL, NULL);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgcmd(PKGserver srv, void *cmd, size_t len, char **result, size_t *rlen,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (((pkgcmd_t *)cmd)->cmd == PKG_EXIT && errno == EINTR)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik *fd = da.desc_ptr[i++].d_data.d_desc.d_descriptor;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) close(da.desc_ptr[i].d_data.d_desc.d_descriptor);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* Error return */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (x != 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* Other result */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* Make sure that the result is at the start of the buffer. */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (da.data_ptr != NULL && da.rbuf != da.data_ptr)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) memmove(da.rbuf, da.data_ptr, da.data_size);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * If the server is running, make sure that the contents
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * file is written.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * If the server is not running, check for the log file;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * if there's a non-empty log file, we need to start the server
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * as it will incorporate the log file into the contents file.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * And then check if the door is present. If it doesn't, we don't
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * need to call it.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgsync_needed(const char *root, const char *sadmdir, boolean_t want_quit)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik pkgfilename(pkgfile, root, sadmdir, PKGLOG);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik sync_needed = stat(pkgfile, &pbuf) == 0 && pbuf.st_size > 0;
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik pkgfilename(pkgfile, root, sadmdir, PKGDOOR);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* sync_needed == B_TRUE || want_quit == B_TRUE */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* It's mounted, so the server is likely there */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgsync(const char *root, const char *sadmdir, boolean_t force_quit)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* No need to write contents file; don't start if not running */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (!pkgsync_needed(root, sadmdir, force_quit))
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik server = pkgopenserver_i(root, sadmdir, B_FALSE, FLUSH_LOG);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * We're assuming that it started the server and exited immediately.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * If that didn't work, there's nothing we can do.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) pkgcmd(server, &cmd, sizeof (cmd), NULL, NULL, NULL);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgservercommitfile(VFP_T *a_vfp, PKGserver server)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik while (rem > 0) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (pkgcmd(server, pcmd, sizeof (*pcmd) + len - 1,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (pkgcmd(server, pcmd, sizeof (*pcmd), NULL, NULL, NULL) != 0)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* Mark it unmodified. */
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkgopenfilter(PKGserver server, const char *filt)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (pkgcmd(server, pfcmd, len, NULL, NULL, &fd) != 0 || fd == -1) {
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik * Report the next entry from the contents file.
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkggetentry(PKGserver server, int *len, int *pathlen)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (fread(num, sizeof (int), 2, server->fp) != 2)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (fread(server->curbuf, 1, num[0], server->fp) != num[0])
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dikpkggetentry_named(PKGserver server, const char *path, int *len, int *pathlen)
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik pkgfilter_t *pcmd = alloca(sizeof (*pcmd) + plen);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik (void) memcpy(pcmd->buf, path, pcmd->len + 1);
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik if (pkgcmd(server, pcmd, sizeof (*pcmd) + pcmd->len,
62224350e5355e6834f7deb9d8a7d062a50cb7c2Casper H.S. Dik /* Result too big */