xref: /titanic_51/usr/src/cmd/svr4pkg/installf/dofinal.c (revision c7e764a768ca0fd0b1061d79d1d33548a9ad15b4)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29 
30 
31 #include <stdio.h>
32 #include <errno.h>
33 #include <string.h>
34 #include <limits.h>
35 #include <stdlib.h>
36 #include <unistd.h>
37 #include <sys/types.h>
38 #include <pkgstrct.h>
39 #include <locale.h>
40 #include <libintl.h>
41 #include <pkglib.h>
42 #include "install.h"
43 #include "libinst.h"
44 #include "libadm.h"
45 
46 extern struct cfextra **extlist;
47 extern struct cfent **eptlist;
48 
49 extern char	*pkginst;
50 
51 #define	ERR_WRITE	"write of intermediate contents file failed"
52 
53 static char *check_db_entry(VFP_T *, struct cfextra *, int, char *, int *);
54 
55 /*ARGSUSED*/
56 int
57 dofinal(VFP_T *vfp, VFP_T *vfpo, int rmflag, char *myclass, char *prog)
58 {
59 	struct cfextra entry;
60 	int	n, indx, dbchg;
61 	char	*save_path = NULL;
62 
63 	entry.cf_ent.pinfo = NULL;
64 	entry.fsys_value = BADFSYS;
65 	entry.fsys_base = BADFSYS;
66 	indx = 0;
67 
68 	while (extlist && extlist[indx] && (extlist[indx]->cf_ent.ftype == 'i'))
69 		indx++;
70 
71 	dbchg = 0;
72 
73 	while (n = srchcfile(&(entry.cf_ent), "*", vfp, vfpo)) {
74 		if (n < 0) {
75 			char	*errstr = getErrstr();
76 			progerr(gettext
77 				("bad entry read in contents file"));
78 				logerr(gettext("pathname=%s"),
79 				(entry.cf_ent.path &&
80 				*(entry.cf_ent.path)) ?
81 				entry.cf_ent.path : "Unknown");
82 			logerr(gettext("problem=%s"),
83 				(errstr && *errstr) ? errstr :
84 				"Unknown");
85 			quit(99);
86 		}
87 		save_path = check_db_entry(
88 				vfpo, &entry, rmflag, myclass, &dbchg);
89 
90 		/* Restore original server-relative path, if needed */
91 		if (save_path != NULL) {
92 			entry.cf_ent.path = save_path;
93 			save_path = NULL;
94 		}
95 	}
96 
97 	return (dbchg);
98 }
99 
100 static char *
101 check_db_entry(VFP_T *vfpo, struct cfextra *entry, int rmflag, char *myclass,
102 		int *dbchg)
103 {
104 	struct pinfo *pinfo;
105 	int	fs_entry;
106 	char	*save_path = NULL;
107 	char	*tp;
108 
109 	/* write this entry to the contents file */
110 
111 	if (myclass && strcmp(myclass, entry->cf_ent.pkg_class)) {
112 		if (putcvfpfile(&entry->cf_ent, vfpo)) {
113 			progerr(gettext(ERR_WRITE));
114 			quit(99);
115 		}
116 		return (NULL);
117 	}
118 
119 	/*
120 	 * Now scan each package instance holding this file or
121 	 * directory and see if it matches the package we are
122 	 * updating here.
123 	 */
124 	pinfo = entry->cf_ent.pinfo;
125 	while (pinfo) {
126 		if (strcmp(pkginst, pinfo->pkg) == 0)
127 			break;
128 		pinfo = pinfo->next;
129 	}
130 
131 	/*
132 	 * If pinfo == NULL at this point, then this file or
133 	 * directory isn't part of the package of interest.
134 	 * So the loop below executes only on files in the package
135 	 * of interest.
136 	 */
137 
138 	save_path = NULL;
139 
140 	if (pinfo) {
141 		if (rmflag && (pinfo->status == RM_RDY)) {
142 			*dbchg = 1;
143 
144 			(void) eptstat(&(entry->cf_ent), pkginst, '@');
145 
146 			if (entry->cf_ent.npkgs) {
147 				if (putcvfpfile(&(entry->cf_ent), vfpo)) {
148 					progerr(gettext(ERR_WRITE));
149 					quit(99);
150 				}
151 			}
152 			return (NULL);
153 
154 		} else if (!rmflag && (pinfo->status == INST_RDY)) {
155 			*dbchg = 1;
156 
157 			/* tp is the server-relative path */
158 			tp = fixpath(entry->cf_ent.path);
159 			/* save_path is the cmd line path */
160 			save_path = entry->cf_ent.path;
161 			/* entry has the server-relative path */
162 			entry->cf_ent.path = tp;
163 
164 			/*
165 			 * The next if statement figures out how
166 			 * the contents file entry should be
167 			 * annotated.
168 			 *
169 			 * Don't install or verify objects for
170 			 * remote, read-only filesystems.  We
171 			 * need only verify their presence and
172 			 * flag them appropriately from some
173 			 * server. Otherwise, ok to do final
174 			 * check.
175 			 */
176 			fs_entry = fsys(entry->cf_ent.path);
177 
178 			if (is_remote_fs_n(fs_entry) &&
179 				!is_fs_writeable_n(fs_entry)) {
180 				/*
181 				 * Mark it shared whether it's present
182 				 * or not. life's too funny for me
183 				 * to explain.
184 				 */
185 				pinfo->status = SERVED_FILE;
186 
187 				/*
188 				 * restore for now. This may
189 				 * chg soon.
190 				 */
191 				entry->cf_ent.path = save_path;
192 			} else {
193 				/*
194 				 * If the object is accessible, check
195 				 * the new entry for existence and
196 				 * attributes. If there's a problem,
197 				 * mark it NOT_FND; otherwise,
198 				 * ENTRY_OK.
199 				 */
200 				if (is_mounted_n(fs_entry)) {
201 					int	n;
202 
203 					n = finalck((&entry->cf_ent), 1, 1,
204 							B_FALSE);
205 
206 					pinfo->status = ENTRY_OK;
207 					if (n != 0) {
208 						pinfo->status = NOT_FND;
209 					}
210 				}
211 
212 				/*
213 				 * It's not remote, read-only but it
214 				 * may look that way to the client.
215 				 * If it does, overwrite the above
216 				 * result - mark it shared.
217 				 */
218 				if (is_served_n(fs_entry))
219 					pinfo->status = SERVED_FILE;
220 
221 				/* restore original path */
222 				entry->cf_ent.path = save_path;
223 				/*   and clear save_path */
224 				save_path = NULL;
225 			}
226 		}
227 	}
228 
229 	/* Output entry to contents file. */
230 	if (putcvfpfile(&(entry->cf_ent), vfpo)) {
231 		progerr(gettext(ERR_WRITE));
232 		quit(99);
233 	}
234 
235 	return (save_path);
236 }
237