2 * Copyright (C) 2009-2010 Red Hat Inc.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 open Febootstrap_package_handlers
25 open Febootstrap_utils
26 open Febootstrap_cmdline
28 (* Create a temporary directory for use by all the functions in this file. *)
29 let tmpdir = tmpdir ()
31 let debian_detect () =
32 file_exists "/etc/debian_version" &&
33 Config.aptitude <> "no" && Config.apt_cache <> "no" && Config.dpkg <> "no"
35 let rec debian_resolve_dependencies_and_download names =
37 sprintf "%s depends --recurse -i %s | grep -v '^[<[:space:]]'"
39 (String.concat " " (List.map Filename.quote names)) in
40 let pkgs = run_command_get_lines cmd in
42 if Config.apt_cache_depends_recurse_broken then
43 workaround_broken_apt_cache_depends_recurse (sort_uniq pkgs)
47 (* Exclude packages matching [--exclude] regexps on the command line. *)
51 not (List.exists (fun re -> Str.string_match re name 0) excludes)
54 (* Download the packages. *)
56 sprintf "umask 0000; cd %s && %s download %s"
57 (Filename.quote tmpdir)
59 (String.concat " " (List.map Filename.quote pkgs)) in
62 (* Find out what aptitude downloaded. *)
63 let files = Sys.readdir tmpdir in
67 (* Look for 'pkg_*.deb' in the list of files. *)
68 let pre = pkg ^ "_" in
71 for i = 0 to Array.length files - 1 do
72 if string_prefix pre files.(i) then (
78 eprintf "febootstrap: aptitude: error: no file was downloaded corresponding to package %s\n" pkg;
84 List.sort compare pkgs
86 (* On Ubuntu 10.04 LTS, apt-cache depends --recurse is broken. It
87 * doesn't return the full list of dependencies. Therefore recurse
88 * into these dependencies one by one until we reach a fixpoint.
90 and workaround_broken_apt_cache_depends_recurse names =
91 debug "workaround for broken 'apt-cache depends --recurse' command:\n %s"
92 (String.concat " " names);
98 sprintf "%s depends --recurse -i %s | grep -v '^[<[:space:]]'"
99 Config.apt_cache (Filename.quote name) in
100 run_command_get_lines cmd
102 let names' = List.flatten names' in
103 let names' = sort_uniq names' in
104 if names <> names' then
105 workaround_broken_apt_cache_depends_recurse names'
109 let debian_list_files pkg =
110 debug "unpacking %s ..." pkg;
112 (* We actually need to extract the file in order to get the
113 * information about modes etc.
115 let pkgdir = tmpdir // pkg ^ ".d" in
118 sprintf "umask 0000; dpkg-deb --fsys-tarfile %s | (cd %s && tar xf -)"
119 (tmpdir // pkg) pkgdir in
122 let cmd = sprintf "cd %s && find ." pkgdir in
123 let lines = run_command_get_lines cmd in
125 let files = List.map (
127 assert (path.[0] = '.');
130 if path = "." then "/"
131 else String.sub path 1 (String.length path - 1) in
133 (* Find out what it is and get the canonical filename. *)
134 let statbuf = lstat (pkgdir // path) in
135 let is_dir = statbuf.st_kind = S_DIR in
137 (* No per-file metadata like in RPM, but we can synthesize it
140 let config = statbuf.st_kind = S_REG && string_prefix "/etc/" path in
142 let mode = statbuf.st_perm in
144 (path, { ft_dir = is_dir; ft_config = config; ft_mode = mode;
145 ft_ghost = false; ft_size = statbuf.st_size })
150 (* Easy because we already unpacked the archive above. *)
151 let debian_get_file_from_package pkg file =
152 tmpdir // pkg ^ ".d" // file
156 ph_detect = debian_detect;
157 ph_resolve_dependencies_and_download =
158 debian_resolve_dependencies_and_download;
159 ph_list_files = debian_list_files;
160 ph_get_file_from_package = debian_get_file_from_package;
162 register_package_handler "debian" ph