/ src / install.c
install.c
  1  /*-
  2   * Copyright (c) 2011-2016 Baptiste Daroussin <bapt@FreeBSD.org>
  3   * Copyright (c) 2011-2012 Julien Laffaye <jlaffaye@FreeBSD.org>
  4   * Copyright (c) 2011-2012 Marin Atanasov Nikolov <dnaeon@gmail.com>
  5   * Copyright (c) 2013-2014 Matthew Seaman <matthew@FreeBSD.org>
  6   * Copyright (c) 2012-2013 Bryan Drewery <bdrewery@FreeBSD.org>
  7   * Copyright (c) 2016 Vsevolod Stakhov <vsevolod@FreeBSD.org>
  8   * All rights reserved.
  9   *
 10   * Redistribution and use in source and binary forms, with or without
 11   * modification, are permitted provided that the following conditions
 12   * are met:
 13   * 1. Redistributions of source code must retain the above copyright
 14   *    notice, this list of conditions and the following disclaimer
 15   *    in this position and unchanged.
 16   * 2. Redistributions in binary form must reproduce the above copyright
 17   *    notice, this list of conditions and the following disclaimer in the
 18   *    documentation and/or other materials provided with the distribution.
 19   *
 20   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
 21   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 22   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 23   * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
 24   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 25   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 26   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 27   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 28   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 29   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 30   */
 31  
 32  #include <sys/types.h>
 33  
 34  #include <err.h>
 35  #include <getopt.h>
 36  #include <libgen.h>
 37  #include <stdbool.h>
 38  #include <stdio.h>
 39  #include <string.h>
 40  #include <unistd.h>
 41  
 42  #include <pkg.h>
 43  
 44  #include "pkgcli.h"
 45  
 46  void
 47  usage_install(void)
 48  {
 49  	fprintf(stderr,
 50  	    "Usage: pkg install [-ACfFgiIlMnqRUxy] [--autoremove] [-r reponame] <pkg-name> ...\n\n");
 51  	fprintf(stderr, "For more information see 'pkg help install'.\n");
 52  }
 53  
 54  int
 55  exec_install(int argc, char **argv)
 56  {
 57  	struct pkgdb	*db = NULL;
 58  	struct pkg_jobs	*jobs = NULL;
 59  	int		 retcode;
 60  	int		 status;
 61  	int		 updcode = EPKG_OK;
 62  	int		 ch;
 63  	int		 mode, repo_type;
 64  	int		 done = 0;
 65  	int		 lock_type = PKGDB_LOCK_ADVISORY;
 66  	int		 nbactions = 0;
 67  	int		 scriptnoexec = 0;
 68  	int		 autoremove = 0;
 69  	bool		 rc = true;
 70  	bool		 local_only = false;
 71  	bool		 autoremove_flag = false;
 72  	match_t		 match = MATCH_EXACT;
 73  	pkg_flags	 f = PKG_FLAG_NONE | PKG_FLAG_PKG_VERSION_TEST;
 74  	c_charv_t	reponames = vec_init();
 75  
 76  	struct option longopts[] = {
 77  		{ "automatic",		no_argument,		NULL,	'A' },
 78  		{ "autoremove",		no_argument,		&autoremove,	1 },
 79  		{ "case-sensitive",	no_argument,		NULL,	'C' },
 80  		{ "force",		no_argument,		NULL,	'f' },
 81  		{ "fetch-only",		no_argument,		NULL,	'F' },
 82  		{ "glob",		no_argument,		NULL,	'g' },
 83  		{ "case-insensitive",	no_argument,		NULL,	'i' },
 84  		{ "no-scripts",		no_argument,		NULL,	'I' },
 85  		{ "script-no-exec",	no_argument,		&scriptnoexec,	1 },
 86  		{ "local-only",		no_argument,		NULL,	'l' },
 87  		{ "ignore-missing",	no_argument,		NULL,	'M' },
 88  		{ "dry-run",		no_argument,		NULL,	'n' },
 89  		{ "quiet",		no_argument,		NULL,	'q' },
 90  		{ "repository",		required_argument,	NULL,	'r' },
 91  		{ "recursive",		no_argument,		NULL,   'R' },
 92  		{ "no-repo-update",	no_argument,		NULL,	'U' },
 93  		{ "regex",		no_argument,		NULL,	'x' },
 94  		{ "register-only",	no_argument,		NULL,	'X' },
 95  		{ "yes",		no_argument,		NULL,	'y' },
 96  		{ NULL,			0,			NULL,	0   },
 97  	};
 98  
 99  	if (STREQ(argv[0], "add")) {
100  		auto_update = false;
101  		local_only = true;
102  		yes = true;
103  		quiet = true;
104  	}
105  
106  	while ((ch = getopt_long(argc, argv, "+ACfFgiIlMnqr:RUxy", longopts, NULL)) != -1) {
107  		switch (ch) {
108  		case 'A':
109  			f |= PKG_FLAG_AUTOMATIC;
110  			break;
111  		case 'C':
112  			pkgdb_set_case_sensitivity(true);
113  			break;
114  		case 'f':
115  			f |= PKG_FLAG_FORCE;
116  			break;
117  		case 'F':
118  			f |= PKG_FLAG_SKIP_INSTALL;
119  			lock_type = PKGDB_LOCK_READONLY;
120  			break;
121  		case 'g':
122  			match = MATCH_GLOB;
123  			break;
124  		case 'i':
125  			pkgdb_set_case_sensitivity(false);
126  			break;
127  		case 'I':
128  			f |= PKG_FLAG_NOSCRIPT;
129  			break;
130  		case 'l':
131  			local_only = true;
132  			auto_update = false;
133  			break;
134  		case 'M':
135  			f |= PKG_FLAG_FORCE_MISSING;
136  			break;
137  		case 'n':
138  			f |= PKG_FLAG_DRY_RUN;
139  			lock_type = PKGDB_LOCK_READONLY;
140  			dry_run = true;
141  			break;
142  		case 'q':
143  			quiet = true;
144  			break;
145  		case 'r':
146  			vec_push(&reponames, optarg);
147  			break;
148  		case 'R':
149  			f |= PKG_FLAG_RECURSIVE;
150  			break;
151  		case 'U':
152  			auto_update = false;
153  			break;
154  		case 'x':
155  			match = MATCH_REGEX;
156  			break;
157  		case 'X':
158  			f |= PKG_FLAG_REGISTER_ONLY | PKG_FLAG_NOSCRIPT;
159  			break;
160  		case 'y':
161  			yes = true;
162  			break;
163  		case 0:
164  			if (scriptnoexec == 1)
165  				f |= PKG_FLAG_NOEXEC;
166  			if (autoremove)
167  				autoremove_flag = true;
168  			break;
169  		default:
170  			usage_install();
171  			return (EXIT_FAILURE);
172  		}
173  	}
174  	argc -= optind;
175  	argv += optind;
176  
177  	if (argc < 1) {
178  		usage_install();
179  		return (EXIT_FAILURE);
180  	}
181  
182  	if (dry_run && !auto_update)
183  		mode = PKGDB_MODE_READ;
184  	else
185  		mode =	PKGDB_MODE_READ  |
186  				PKGDB_MODE_WRITE |
187  				PKGDB_MODE_CREATE;
188  	if (local_only)
189  		repo_type = PKGDB_DB_LOCAL;
190  	else
191  		repo_type = PKGDB_DB_LOCAL|PKGDB_DB_REPO;
192  
193  	/* It is safe to use both `reponame` and `NULL` here */
194  	retcode = pkgdb_access2(mode, repo_type, &reponames);
195  
196  	if (retcode == EPKG_ENOACCESS && dry_run) {
197  		auto_update = false;
198  		retcode = pkgdb_access2(PKGDB_MODE_READ,
199  				       repo_type, &reponames);
200  	}
201  
202  	if (retcode == EPKG_ENOACCESS) {
203  		warnx("Insufficient privileges to install packages");
204  		return (EXIT_FAILURE);
205  	} else if (retcode != EPKG_OK)
206  		return (EXIT_FAILURE);
207  
208  	/* first update the remote repositories if needed */
209  	if (auto_update && pkg_repos_total_count() > 0 &&
210  	    (updcode = pkgcli_update(false, false, &reponames)) != EPKG_OK)
211  		return (updcode);
212  
213  	if (pkgdb_open_all2(&db,
214  	    local_only ? PKGDB_DEFAULT : PKGDB_MAYBE_REMOTE,
215  	    &reponames) != EPKG_OK)
216  		return (EXIT_FAILURE);
217  
218  	if (pkgdb_obtain_lock(db, lock_type) != EPKG_OK) {
219  		pkgdb_close(db);
220  		warnx("Cannot get an advisory lock on a database, it is locked by another process");
221  		return (EXIT_FAILURE);
222  	}
223  
224  	status = EXIT_FAILURE;
225  	if (pkg_jobs_new(&jobs, PKG_JOBS_INSTALL, db) != EPKG_OK)
226  		goto cleanup;
227  
228  	if (!local_only && reponames.len > 0 &&
229  			pkg_jobs_set_repositories(jobs, &reponames) != EPKG_OK)
230  		goto cleanup;
231  
232  	pkg_jobs_set_flags(jobs, f);
233  
234  	if (pkg_jobs_add(jobs, match, argv, argc) == EPKG_FATAL)
235  		goto cleanup;
236  
237  	if (pkg_jobs_solve(jobs) != EPKG_OK)
238  		goto cleanup;
239  
240  	status = EXIT_SUCCESS;
241  	while ((nbactions = pkg_jobs_count(jobs)) > 0) {
242  		rc = yes;
243  		/* print a summary before applying the jobs */
244  		if (!quiet || dry_run) {
245  			print_jobs_summary(jobs,
246  			    "The following %d package(s) will be affected (of %d checked):\n\n",
247  			    nbactions, pkg_jobs_total(jobs));
248  		}
249  		if (dry_run)
250  			break;
251  
252  		if (!quiet) {
253  			rc = query_yesno(false,
254  			    "\nProceed with this action? ");
255  		}
256  
257  		if (rc) {
258  			retcode = pkg_jobs_apply(jobs);
259  			done = 1;
260  			if (retcode == EPKG_CONFLICT) {
261  				printf("Conflicts with the existing packages "
262  				    "have been found.\nOne more solver "
263  				    "iteration is needed to resolve them.\n");
264  				continue;
265  			}
266  			else if (retcode != EPKG_OK) {
267  				status = retcode;
268  				goto cleanup;
269  			}
270  		}
271  
272  		if (messages != NULL) {
273  			fflush(messages->fp);
274  			printf("%s", messages->buf);
275  		}
276  		break;
277  	}
278  
279  	if (done == 0 && rc) {
280  		bool want_automatic = (f & PKG_FLAG_AUTOMATIC) != 0;
281  		bool suggested = false;
282  
283  		for (int i = 0; i < argc; i++) {
284  			struct pkgdb_it *lit;
285  			struct pkg *lpkg = NULL;
286  			bool automatic;
287  
288  			lit = pkgdb_query(db, argv[i], match);
289  			if (lit == NULL)
290  				continue;
291  			if (pkgdb_it_next(lit, &lpkg, PKG_LOAD_BASIC) != EPKG_OK) {
292  				pkgdb_it_free(lit);
293  				continue;
294  			}
295  			pkgdb_it_free(lit);
296  			pkg_get(lpkg, PKG_ATTR_AUTOMATIC, &automatic);
297  			if (!want_automatic && automatic) {
298  				if (query_yesno(false,
299  				    "%n-%v is already installed as automatic. "
300  				    "Mark as non-automatic? ",
301  				    lpkg, lpkg))
302  					pkgdb_set(db, lpkg,
303  					    PKG_SET_AUTOMATIC, (int)false);
304  				suggested = true;
305  			} else if (want_automatic && !automatic) {
306  				if (query_yesno(false,
307  				    "%n-%v is already installed. "
308  				    "Mark as automatically installed? ",
309  				    lpkg, lpkg))
310  					pkgdb_set(db, lpkg,
311  					    PKG_SET_AUTOMATIC, (int)true);
312  				suggested = true;
313  			}
314  			pkg_free(lpkg);
315  		}
316  		if (!suggested)
317  			printf("The most recent versions of packages are already installed\n");
318  	}
319  
320  	if (!rc)
321  		status = EXIT_FAILURE;
322  
323  	if (done && status == EXIT_SUCCESS)
324  		pkgcli_autoremove(db, autoremove_flag);
325  
326  cleanup:
327  	pkgdb_release_lock(db, lock_type);
328  	pkg_jobs_free(jobs);
329  	pkgdb_close(db);
330  
331  	if (!dry_run)
332  		pkg_cache_full_clean();
333  
334  	if (!rc && newpkgversion)
335  		newpkgversion = false;
336  
337  	return (status);
338  }