Send patches - preferably formatted by git format-patch - to patches at archlinux32 dot org.
summaryrefslogtreecommitdiff
path: root/bin/db-update
blob: ffc530b93fbf9f91cbb858926bfd8028bddb4ab7 (plain)
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
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
#!/bin/sh

# move binary packages from staging to testing (if possible [1]) and
# additionally all packages specified on the command line from testing
# to the respective stable repository

# 1] Condition for moving a package A from staging to testing is that:
#   a) nothing on the build-list depends on A and
#   b) no done package B which is not being moved depends on A

# TODO:

#  the meta data used to evaluate condition "b" might be for a different
#    version

#  correctly handle if multiple versions of a single package are marked
#    as "done" or "testing"

#  be (even?) more atomic

#  separate locks for staging, testing (and stable)

. "${0%/*}/../conf/default.conf"

usage() {
  >&2 echo ''
  >&2 echo 'db-update [options] [packages]:'
  >&2 echo ' move possible packages from staging to testing.'
  >&2 echo ' move packages on the command line from testing to stable.'
  >&2 echo ''
  >&2 echo 'possible options:'
  >&2 echo '  -b|--block:       If necessary, wait for lock blocking.'
  >&2 echo '  -f|--from $file:  Read packages to move from testing to'
  >&2 echo '                    stable from $file (- is stdin).'
  >&2 echo '  -h|--help:        Show this help and exit.'
  [ -z "$1" ] && exit 1 || exit $1
}

# move_packages $package/$from_repository/$to_repository ...
# the existence of a directory $tmp_dir is assumed

move_packages() {

  if [ -z "${tmp_dir}" ] || [ ! -d "${tmp_dir}" ]; then
    >&2 echo 'move_packages: No tmp_dir provided.'
    exit 2
  fi

  local package
  local from_repo
  local to_repo
  local from_ending
  local to_ending
  local repo
  local part

  rm -rf --one-file-system "${tmp_dir}/"*

  touch "${tmp_dir}/repos"

  for package in $@; do
    if [ -z "${package}" ]; then
      continue
    fi

    to_repo="${package##*/}"
    package="${package%/*}"
    from_repo="${package##*/}"
    package="${package%/*}"

    echo "${package}" >> \
      "${tmp_dir}/packages"

    if echo "${from_repo}" | \
      grep -q 'staging$' && \
      echo "${to_repo}" | \
        grep -q 'testing$'; then
      from_ending='done'
      to_ending='testing'
    elif echo "${from_repo}" | \
      grep -q 'testing$' && \
      ! echo "${to_repo}" | \
        grep -q 'testing$\|staging$'; then
      from_ending='testing'
      to_ending=''
    else
      >&2 printf 'move_packages: Cannot move package from "%s" to "%s".\n' "${from_repo}" "${to_repo}"
      exit 2
    fi

    echo "${from_repo}" > \
      "${tmp_dir}/${package}.from_repo"
    echo "${to_repo}" > \
      "${tmp_dir}/${package}.to_repo"
    echo "${from_ending}" > \
      "${tmp_dir}/${package}.from_ending"
    echo "${to_ending}" > \
      "${tmp_dir}/${package}.to_ending"

    if [ ! -f "${work_dir}/package-states/${package}.${from_ending}" ]; then
      >&2 printf 'move_packages: Cannot find package state file "%s"\n' "${package}.${from_ending}"
      exit 2
    fi

    cp \
      "${work_dir}/package-states/${package}.${from_ending}" \
      "${tmp_dir}/${package}.parts"

    sed \
      's|\(-[^-]\+\)\{3\}\.pkg\.tar\.xz$||' \
      "${tmp_dir}/${package}.parts" > \
      "${tmp_dir}/${package}.parts_names"

    sed \
      'p;s|$|.sig|' \
      "${tmp_dir}/${package}.parts" > \
      "${tmp_dir}/${package}.parts_and_signatures"

    while read -r part; do
      if [ ! -f "${master_mirror_sshfs}/i686/${from_repo}/${part}" ]; then
        >&2 printf \
          'move_packages: Cannot find file "%s", part of package "%s".\n' \
          "${master_mirror_sshfs}/i686/${from_repo}/${part}" \
          "${package}"
        exit 2
      fi
    done < \
      "${tmp_dir}/${package}.parts"

    mkdir -p "${tmp_dir}/${from_repo}"
    mkdir -p "${tmp_dir}/${to_repo}"

    repos="$(
      printf '%s\n' "${from_repo}" "${to_repo}" $(cat "${tmp_dir}/repos") | \
      sort -u
    )"
    echo "${repos}" > \
      "${tmp_dir}/repos"

  done

  # receive the *.db.tar.gz's

  while read -r repo; do

    ${master_mirror_command} \
      "${master_mirror_directory}/i686/${repo}/${repo}.db."* \
      "${master_mirror_directory}/i686/${repo}/${repo}.files."* \
      "${tmp_dir}/${repo}/"

    # add and remove the packages locally

    repo-remove \
      "${tmp_dir}/${repo}/${repo}.db.tar.gz" \
      $(
        grep -xF "${repo}" "${tmp_dir}/"*".from_repo" | \
          sed '
            s|\.from_repo:[^:]\+$|.parts_names|
          ' | \
          xargs -rn1 cat
      )

    repo-add \
      "${tmp_dir}/${repo}/${repo}.db.tar.gz" \
      $(
        grep -xF "${repo}" "${tmp_dir}/"*".to_repo" | \
          sed '
            s|\.to_repo:[^:]\+$||
          ' | \
          while read -r package; do
            sed \
              "s|^|${master_mirror_sshfs}/i686/$(cat "${package}.from_repo")/|" \
              "${package}.parts"
          done
      )

  done < "${tmp_dir}/repos"

  # move the packages remotely via sshfs

  while read -r package; do

    if [ -z "${package}" ]; then
      continue
    fi

    while read -r part; do
      mv \
        "${master_mirror_sshfs}/i686/$(cat "${tmp_dir}/${package}.from_repo")/${part}" \
        "${master_mirror_sshfs}/i686/$(cat "${tmp_dir}/${package}.to_repo")/"
    done < \
      "${tmp_dir}/${package}.parts_and_signatures"

  done < \
    "${tmp_dir}/packages"

  # and push our local *.db.tar.gz via rsync

  while read -r repo; do

    ${master_mirror_command} \
      "${tmp_dir}/${repo}/${repo}.db."* \
      "${tmp_dir}/${repo}/${repo}.files."* \
      "${master_mirror_directory}/i686/${repo}/"

  done < \
    "${tmp_dir}/repos"

  while read -r package; do

    # then we can safely remove old versions

    while read -r part; do
      remove_old_package_versions "i686/$(cat "${tmp_dir}/${package}.to_repo")" "${part}"
    done < \
      "${tmp_dir}/${package}.parts"

    # and update the state files

    from_ending="$(
      cat "${tmp_dir}/${package}.from_ending"
    )"
    to_ending="$(
      cat "${tmp_dir}/${package}.to_ending"
    )"

    if [ -z "${to_ending}" ]; then
      rm \
        "${work_dir}/package-states/${package}.${from_ending}"
    else
      # remove old state files of $package with ending $to_ending
      ls "${work_dir}/package-states" | \
        grep "^$(str_to_regex "${package}")\(\.[^.]\+\)\{3\}\.${to_ending}\$" | \
        sed "s|^|${work_dir}/package-states/|" | \
        xargs -rn1 rm
      mv \
        "${work_dir}/package-states/${package}.${from_ending}" \
       "${work_dir}/package-states/${package}.${to_ending}"
    fi

  done < \
    "${tmp_dir}/packages"

  date '+%s' > \
    "${master_mirror_sshfs}/lastupdate"

  rm -rf --one-file-system "${tmp_dir}/"*

}

eval set -- "$(
  getopt -o bf:h \
    --long block \
    --long from: \
    --long help \
    -n "$(basename "$0")" -- "$@" || \
  echo usage
)"

block_flag='-n'

while true
do
  case "$1" in
    -b|--block)
      block_flag=''
    ;;
    -f|--from)
      shift
      if [ "x$1" = "x-" ]; then
        packages_to_stabilize=$(cat)
      else
        packages_to_stabilize=$(cat "$1")
      fi
    ;;
    -h|--help)
      usage 0
    ;;
    --)
      shift
      break
    ;;
    *)
      >&2 echo 'Whoops, forgot to implement option "'"$1"'" internally.'
      exit 42
    ;;
  esac
  shift
done

packages_to_stabilize=${packages_to_stabilize} ${@}

for package in ${packages_to_stabilize}; do
  # some sanity checks
  if [ ! -f "${work_dir}/package-states/${package}.testing" ]; then
    >&2 echo "Package '${package}' is not in testing!"
    exit 2
  fi
done

# Create a lock file and a trap.

exec 9> "${build_list_lock_file}"
if ! flock ${block_flag} 9; then
  >&2 echo 'come back (shortly) later - I cannot lock build list.'
  exit 1
fi

exec 8> "${package_database_lock_file}"
if ! flock ${block_flag} 8; then
  >&2 echo 'come back (shortly) later - I cannot lock package database.'
  exit 1
fi

tmp_dir="$(mktemp -d)"

clean_up_lock_file() {
  fusermount -u "${master_mirror_sshfs}"
  rm -f "${package_database_lock_file}" "${build_list_lock_file}"
  rm -rf --one-file-system "${tmp_dir}"
}

if mountpoint "${master_mirror_sshfs}" > /dev/null 2>&1; then
  fusermount -u "${master_mirror_sshfs}"
fi
mount "${master_mirror_sshfs}"

trap clean_up_lock_file EXIT

# sanity check

for ending in 'done' 'testing'; do
  if [ "${ending}" = 'testing' ] && \
    [ -z "${packages_to_stabilize}" ]; then
    # if nothing is to be untested, we don't care about duplicate
    # testing packages (and maybe a unstaging fixes this anyway)
    continue
  fi
  if [ -n "$(
    ls "${work_dir}/package-states" | \
      grep "\.${ending}\$" | \
      sed 's|\(\.[^.]\+\)\{4\}$||' | \
      sort | \
      uniq -d
    )" ]; then
    >&2 echo 'Removing duplicates not yet implemented:'
    ls "${work_dir}/package-states" | \
      grep "\.${ending}\$" | \
      sed 's|\(\.[^.]\+\)\{4\}$||' | \
      sort | \
      uniq -d
    exit 42
  fi
done

# packages which can't be un-staged because they're still dependencies
# of any job on the build-list

grep -vxF 'break_loops' "${work_dir}/build-list" | \
  while read -r pkg pkg_rev mod_rev repo; do
    generate_package_metadata "${pkg}" "${pkg_rev}" "${mod_rev}" "${repo}"
    cat "${work_dir}/package-infos/${pkg}.${pkg_rev}.${mod_rev}.depends"
  done | \
  sort -u > \
  "${tmp_dir}/keep_packages"

# packages which are done

ls "${work_dir}/package-states" | \
  grep '\.done$' | \
  sed 's|^\(.*\)\(\(\.[^.]\+\)\{3\}\)\.done$|\1 \1\2|' | \
  sort > \
  "${tmp_dir}/done_packages"

# remove packages not yet done from keep-packages list

keep_packages="$(
  join -1 1 -2 1 -o 2.2 \
    "${tmp_dir}/keep_packages" \
    "${tmp_dir}/done_packages"
)"
printf '%s\n' "${keep_packages}" | \
  grep -vxF '' > \
  "${tmp_dir}/keep_packages" || \
  true

# find all dependencies of the unstageable packages
mv \
  "${tmp_dir}/keep_packages" \
  "${tmp_dir}/new_keep_packages"
keep_packages=''

while [ -s "${tmp_dir}/new_keep_packages" ]; do

  while read -r package; do
    generate_package_metadata "${package}"
  done < "${tmp_dir}/new_keep_packages"

  keep_packages="$(
    (
      printf '%s\n' "${keep_packages}"
      cat "${tmp_dir}/new_keep_packages"
    ) | \
      sort -u
  )"

  new_keep_packages="$(
    while read -r package; do
      cat "${work_dir}/package-infos/${package%.*}.depends"
    done < \
      "${tmp_dir}/new_keep_packages" | \
      sort -u
  )"
  printf '%s\n' "${new_keep_packages}" > \
    "${tmp_dir}/new_keep_packages"

  new_keep_packages="$(
    join -1 1 -2 1 -o 2.2 \
      "${tmp_dir}/new_keep_packages" \
      "${tmp_dir}/done_packages"
  )"

  # "new" is only what has not been there before
  printf '%s\n' "${keep_packages}" "${keep_packages}" "${new_keep_packages}" | \
    sort | \
    uniq -u > \
    "${tmp_dir}/new_keep_packages"

done

done_packages="$(cat "${tmp_dir}/done_packages")"

# if build list is empty, remember all entries of 'deletion-list'
if grep -qvxF 'break_loops' "${work_dir}/build-list"; then
  delete_packages=''
else
  delete_packages="$(
    cat "${work_dir}/deletion-list"
  )"
fi

if [ -z "${delete_packages}" ]; then

  # unlock build list

  rm -f "${build_list_lock_file}"
  flock -u 9

  clean_up_lock_file() {
    rm -rf --one-file-system "${tmp_dir}"
    rm -f "${package_database_lock_file}"
  }

fi

# calculate unstageable packages from keep_packages and done_packages

done_packages="$(
  echo "${done_packages}" | \
    cut -d' ' -f2
)"

done_packages="$(
  (
    printf '%s\n' "${done_packages}" "${keep_packages}"
  ) | \
    sort | \
    uniq -u
)"

unset keep_packages

# move packages in packages_to_stabilize from *testing/ to the stable repos

move_packages $(

  for package in ${packages_to_stabilize}; do

    if [ -z "${package}" ]; then
      continue
    fi

    printf '%s/%s/%s\n' "${package}" "$(official_or_community ${package})testing" "$(repository_of_package "${package}")"

  done

)

# move packages from *staging to *testing

move_packages $(

  for package in ${done_packages}; do

    if [ -z "${package}" ]; then
      continue
    fi

    is_community="$(official_or_community "${package}")"

    printf '%s/%s/%s\n' "${package}" "${is_community}staging" "${is_community}testing"

  done

)

# delete packages from deletion-list

if [ -n "${delete_packages}" ]; then
  echo "there is something to delete:"
  echo "${delete_packages}"
fi