/usr/lib/ocaml/ben/benl_data.ml is in libben-ocaml-dev 0.7.3ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 | (**************************************************************************)
(* Copyright © 2009-2013 Stéphane Glondu <steph@glondu.net> *)
(* © 2010-2013 Mehdi Dogguy <mehdi@dogguy.org> *)
(* *)
(* This program is free software: you can redistribute it and/or modify *)
(* it under the terms of the GNU Affero General Public License as *)
(* published by the Free Software Foundation, either version 3 of the *)
(* License, or (at your option) any later version, with the additional *)
(* exemption that compiling, linking, and/or using OpenSSL is allowed. *)
(* *)
(* This program is distributed in the hope that it will be useful, but *)
(* WITHOUT ANY WARRANTY; without even the implied warranty of *)
(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *)
(* Affero General Public License for more details. *)
(* *)
(* You should have received a copy of the GNU Affero General Public *)
(* License along with this program. If not, see *)
(* <http://www.gnu.org/licenses/>. *)
(**************************************************************************)
open Printf
open Benl_core
open Benl_base
open Benl_marshal
module M = Package.Map
module S = Package.Set
let use_projectb = ref false
let run_debcheck = ref false
open Benl_modules
module Marshal = Benl_marshal.Make(Marshallable)
open Marshallable
type origin = {
get_binaries :
([ `binary ] as 'a) Package.t PAMap.t -> string -> 'a Package.t PAMap.t;
get_sources :
([ `source ] as 'b, 'b Package.t) M.t -> ('b, 'b Package.t) M.t;
}
let default_relevant_binary_keys = StringSet.from_list
[ "package"; "source"; "version"; "maintainer"; "architecture";
"provides"; "depends"; "pre-depends"; "replaces";
"multi-arch";
"conflicts"; "breaks"; "suggests"; "recommends"; "enhances" ]
let default_relevant_source_keys = StringSet.from_list
[ "package"; "source"; "version"; "maintainer"; "architecture";
"directory";
"binary"; "build-depends"; "build-depends-indep" ]
let relevant_binary_keys = ref default_relevant_binary_keys
let relevant_source_keys = ref default_relevant_source_keys
let ( // ) = Filename.concat
let ( !! ) = Lazy.force
let ( !!! ) = Package.Name.to_string
let file_origin =
let get_binaries accu arch =
Benl_utils.parse_control_file `binary
(!Benl_clflags.cache_dir // ("Packages_"^arch))
(fun x -> StringSet.mem x !relevant_binary_keys)
(fun name pkg accu ->
try
let old_pkg = PAMap.find (name, arch) accu in
let old_ver = Package.get "version" old_pkg in
let ver = Package.get "version" pkg in
if Benl_base.Version.compare old_ver ver < 0
then PAMap.add (name, arch) pkg accu
else accu
with _ ->
PAMap.add (name, arch) pkg accu
)
accu
in
let get_sources accu =
Benl_utils.parse_control_file `source
(!Benl_clflags.cache_dir // "Sources")
(fun x -> StringSet.mem x !relevant_source_keys)
(fun name pkg accu ->
try
let old_pkg = M.find name accu in
let old_ver = Package.get "version" old_pkg in
let ver = Package.get "version" pkg in
if Benl_base.Version.compare old_ver ver < 0
then M.add name pkg accu
else accu
with _ ->
M.add name pkg accu
)
accu
in
{ get_binaries = get_binaries; get_sources = get_sources }
module Projectb = struct
let mk_origin () =
(* psql service=projectb must work, e.g. on
mirror.ftp-master.debian.org. To make it work elsewhere, copy
mirror.ftp-master.debian.org:/etc/postgresql-common/pg_service.conf
to your ~/.pg_service.conf and set up tunnels accordingly. *)
let projectb = new Postgresql.connection ~conninfo:"service=projectb" in
let mk_wrapper_maps transform sql =
let r = (projectb ())#exec sql in
assert (r#status = Postgresql.Tuples_ok);
Array.fold_left (fun (a, b) row ->
match row with
| [| key_id; key |] ->
let key = transform key
and key_id = int_of_string key_id in (
IntMap.add key_id key a,
StringMap.add key key_id b
)
| _ -> assert false
) (IntMap.empty, StringMap.empty) r#get_all
in
let string_identity x = x in
let mk_wrappers name (key_of_id_map, id_of_key_map) =
((fun x ->
try IntMap.find x key_of_id_map
with Not_found -> ksprintf invalid_arg "%s_of_id(%d)" name x),
(fun x ->
try StringMap.find x id_of_key_map
with Not_found -> ksprintf invalid_arg "id_of_%s(%s)" name x))
in
let key_of_id, id_of_key = mk_wrappers "key"
(mk_wrapper_maps String.lowercase "select key_id, key from metadata_keys")
in
let suite_of_id, id_of_suite = mk_wrappers "suite"
(mk_wrapper_maps string_identity "select id, suite_name from suite")
in
let arch_of_id, id_of_arch = mk_wrappers "arch"
(mk_wrapper_maps string_identity "select id, arch_string from architecture")
in
let relevant_binary_key_ids = List.map id_of_key (StringSet.elements !relevant_binary_keys) in
let get_binaries accu arch =
Benl_clflags.progress "Querying projectb for %s binaries in unstable...\n" arch;
let sql = sprintf
"select b.bin_id, b.key_id, b.value from bin_associations as a join (select * from binaries_metadata where key_id in (%s)) as b on b.bin_id = a.bin join (select * from binaries) as c on c.id = a.bin where a.suite = %d and c.architecture in (%d,%d)"
(String.concat "," (List.map string_of_int relevant_binary_key_ids))
(id_of_suite "unstable") (id_of_arch "all") (id_of_arch arch)
in
let r = (projectb ())#exec sql in
assert (r#status = Postgresql.Tuples_ok);
let id_indexed_map = Array.fold_left (fun a row ->
match row with
| [| src_id; key_id; value |] ->
let src_id = int_of_string src_id
and key_id = int_of_string key_id in
let old = try IntMap.find src_id a with Not_found -> StringMap.empty in
let old = StringMap.add (key_of_id key_id) value old in
IntMap.add src_id old a
| _ -> assert false
) IntMap.empty r#get_all in
let result = IntMap.fold (fun _ assoc accu ->
let pkg = Package.of_assoc `binary assoc in
let name = Package.Name.of_string (Package.get "package" pkg) in
let ver = Package.get "version" pkg in
try
let old_pkg = PAMap.find (name, arch) accu in
let old_ver = Package.get "version" old_pkg in
if Benl_base.Version.compare old_ver ver < 0
then PAMap.add (name, arch) pkg accu
else accu
with Not_found ->
PAMap.add (name, arch) pkg accu
) id_indexed_map accu in
result
in
let sources_in_testing =
Benl_clflags.progress "Querying projectb for sources in testing...\n";
let sql = sprintf
"select (select value from source_metadata as b where key_id = %d and b.src_id = a.source) from src_associations as a where a.suite = %d"
(id_of_key "source") (id_of_suite "testing")
in
let r = (projectb ())#exec sql in
assert (r#status = Postgresql.Tuples_ok);
let result = Array.fold_left (fun a row ->
match row with
| [| source |] -> StringSet.add source a
| _ -> assert false
) StringSet.empty r#get_all in
result
in
let relevant_source_key_ids =
(* beware! key "directory" does not exist in projectb and is
handled specifically below *)
List.map id_of_key
(List.filter
(fun x -> x <> "directory")
(StringSet.elements !relevant_source_keys)
)
in
let get_sources accu =
Benl_clflags.progress "Querying projectb for sources in unstable...\n";
(* get general metadata *)
let sql = sprintf
"select b.src_id, b.key_id, b.value from src_associations as a join (select * from source_metadata where key_id in (%s)) as b on b.src_id = a.source where a.suite = %d"
(String.concat "," (List.map string_of_int relevant_source_key_ids))
(id_of_suite "unstable")
in
let r = (projectb ())#exec sql in
assert (r#status = Postgresql.Tuples_ok);
let id_indexed_map = Array.fold_left (fun a row ->
match row with
| [| src_id; key_id; value |] ->
let src_id = int_of_string src_id
and key_id = int_of_string key_id in
let old = try IntMap.find src_id a with Not_found -> StringMap.empty in
let key = key_of_id key_id in
(* translate "source" to "package" for consistency with
Sources files *)
let key = if key = "source" then "package" else key in
let old = StringMap.add key value old in
IntMap.add src_id old a
| _ -> assert false
) IntMap.empty r#get_all in
(* get .dsc paths to compute directories *)
let sql = sprintf
"select a.source, c.filename from src_associations as a join (select * from dsc_files) as b on b.source = a.source, files as c where a.suite = %d and b.file = c.id and c.filename like '%%dsc'"
(id_of_suite "unstable")
in
let r = (projectb ())#exec sql in
assert (r#status = Postgresql.Tuples_ok);
let id_indexed_dscs = Array.fold_left (fun a row ->
match row with
| [| src_id; filename |] ->
let src_id = int_of_string src_id in
IntMap.add src_id filename a
| _ -> assert false
) IntMap.empty r#get_all in
(* fake directory entry by merging id_indexed_{map,dscs} *)
let id_indexed_map = IntMap.mapi (fun src_id pkg ->
let directory = Filename.concat "pool"
(Filename.dirname (IntMap.find src_id id_indexed_dscs))
in
StringMap.add "directory" directory pkg
) id_indexed_map in
let result = IntMap.fold (fun _ assoc accu ->
let pkg = Package.of_assoc `source assoc in
let sname = Package.get "package" pkg in
let is_in_testing =
if StringSet.mem sname sources_in_testing
then "yes" else "no"
in
let pkg = Package.add "is-in-testing" is_in_testing pkg in
let name = Package.Name.of_string sname in
let ver = Package.get "version" pkg in
try
let old_pkg = M.find name accu in
let old_ver = Package.get "version" old_pkg in
if Benl_base.Version.compare old_ver ver < 0
then M.add name pkg accu
else accu
with Not_found ->
M.add name pkg accu
) id_indexed_map accu in
result
in
{ get_binaries = get_binaries; get_sources = get_sources }
end
let filter_affected { src_map = srcs; bin_map = bins } is_affected config =
let src_map = M.fold begin fun name src accu ->
if Query.eval_source src !!(is_affected config) then
M.add name src accu
else accu
end srcs M.empty in
let src_map, bin_map = PAMap.fold begin fun (name, arch) pkg (saccu, baccu) ->
let src_name = Package.get "source" pkg in
let src_name = Package.Name.of_string src_name in
try
let src = M.find src_name srcs in
if Query.eval_binary pkg !!(is_affected config)
|| Query.eval_source src !!(is_affected config)
then begin
M.add src_name src saccu
,
PAMap.add (name, arch) pkg baccu;
end
else (saccu, baccu)
with Not_found ->
eprintf "warning: Binary (%s,%s) without Source!\n%!" !!!name arch;
(saccu, baccu)
end bins (src_map, PAMap.empty) in
let bin_map = PAMap.fold (fun (name, arch) pkg accu ->
let src_name = Package.get "source" pkg in
let src_name = Package.Name.of_string src_name in
if M.mem src_name src_map then PAMap.add (name, arch) pkg accu
else accu
) bins bin_map in
{ src_map = src_map; bin_map = bin_map }
let read_debcheck =
let rex = Re_pcre.regexp "^ package: (.*)$" in
let ignore = Re_pcre.regexp "^ +(architecture|status|source): " in
fun ic ->
let check_empty accu =
if Package.Map.is_empty accu then
Printf.eprintf "W: no uninstallable packages!\n%!";
accu
in
let reason buf =
let r = ExtString.String.strip (Buffer.contents buf) in
let () = Buffer.reset buf in
r
in
let get_package_name p =
let p = Re_pcre.get_substring p 1 in
try
snd (ExtString.String.split p ":")
with _ ->
p
in
let rec read_pkg accu =
begin match (try Some (input_line ic) with End_of_file -> None) with
| None ->
check_empty accu
| Some line ->
try
let r = Re_pcre.exec ~rex line in
let package = get_package_name r in
let buf = Buffer.create 1024 in
let () = Buffer.add_string buf line in
let () = Buffer.add_char buf '\n' in
read_reason (Package.Name.of_string package) accu buf
with Not_found -> read_pkg accu
end
and read_reason pkg accu buf =
begin match (try Some (input_line ic) with End_of_file -> None) with
| None ->
let accu = Package.Map.add pkg (reason buf) accu in
read_pkg accu
| Some line ->
if line = " -" then
let accu = Package.Map.add pkg (reason buf) accu in
read_pkg accu
else
if Re_pcre.pmatch ~rex:ignore line then
read_reason pkg accu buf
else
let () = Buffer.add_string buf line in
let () = Buffer.add_char buf '\n' in
read_reason pkg accu buf
end
in read_pkg Package.Map.empty
let inject_debcheck_data =
fun (bins : [`binary] Package.t PAMap.t) architectures ->
let a, b = if !Benl_clflags.quiet then ("\n", "") else ("", "\n") in
let all_uninstallable_packages = Benl_parallel.fold (fun map arch_ref ->
Benl_clflags.progress "Running dose-debcheck on %s...\n" arch_ref;
let dose_debcheck_cmd = Printf.sprintf "dose-debcheck --deb-native-arch=%s --explain --quiet --failures" arch_ref in
let (ic, oc) as p = Unix.open_process dose_debcheck_cmd in
(* inefficiency: for each architecture, we iterate on all binary
packages, not only on binary packages of said architectures *)
PAMap.iter (fun (name, arch) pkg ->
if arch = arch_ref then Package.print oc pkg
) bins;
close_out oc;
let result = read_debcheck ic in
begin match Unix.close_process p with
| Unix.WEXITED (0|1) -> ()
| Unix.WEXITED i ->
Printf.eprintf
"%sW: subprocess dose-debcheck exited with code %d%s%!" a i b
| Unix.WSIGNALED i ->
Printf.eprintf
"%sW: subprocess dose-debcheck died with signal %d%s%!" a i b
| Unix.WSTOPPED i ->
Printf.eprintf
"%sW: subprocess dose-debcheck stopped with signal %d%s%!" a i b
end;
StringMap.add arch_ref result map
) StringMap.empty architectures StringMap.fusion in
PAMap.mapi (fun (name, arch) pkg ->
try
let uninstallable_packages = StringMap.find arch all_uninstallable_packages in
let reason = Package.Map.find name uninstallable_packages in
let pkg = Package.add "uninstallable" "yes" pkg in
let pkg = Package.add "edos-debcheck" "uninstallable" pkg in
Package.add "debcheck-reason" reason pkg
with Not_found ->
pkg
) bins
let generate_cache file architectures =
let origin =
if !use_projectb then Projectb.mk_origin () else file_origin
in
let src_raw = origin.get_sources M.empty in
let bin_raw = Benl_parallel.fold
origin.get_binaries PAMap.empty architectures PAMap.fusion
in
let bin_raw = if !run_debcheck
then inject_debcheck_data bin_raw architectures
else bin_raw
in
let data = { src_map = src_raw; bin_map = bin_raw; } in
Marshal.dump file data;
data
let load_cache architectures =
let file = Benl_clflags.get_cache_file () in
if !Benl_clflags.use_cache && Sys.file_exists file then
Marshal.load file
else
generate_cache file architectures
let get_data ?(cache = None) is_affected architectures config =
match cache with
| None -> filter_affected (load_cache architectures) is_affected config
| Some data -> filter_affected data is_affected config
|