Send patches - preferably formatted by git format-patch - to patches at archlinux32 dot org.
summaryrefslogtreecommitdiff
path: root/bin/build-packages
blob: 9f3e08c37a6f10fbded3f02f328bf953c603f085 (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
#!/bin/bash

# build packages one by one, then upload the binary package to the repository server
# Details:
#  https://github.com/archlinux32/builder/wiki/Build-system#build-packages

# TODOs:
#  use different build commands for different repositories - do we need this actually?
#  send logs of failed builds
#  handle if build fails due to "local issues" (e.g. unclean build environment, wrong mirror, ...)
#  force different cache for builds (since we don't want to build against an empty i686 cache on a x86_64 host)

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

usage() {
  >&2 echo ''
  >&2 echo 'build-packages: build package(s) on the build-list'
  >&2 echo ''
  >&2 echo 'possible options:'
  >&2 echo '  -h|--help:   Show this help and exit.'
  >&2 echo '  -n count:    Build $count packages (if available), then exit.'
  >&2 echo '               $count=0 is interpreted as infinity.'
  >&2 echo '               The default is $count=1 or 0 iff -t or -x is given.'
  >&2 echo '  -t seconds:  Do not request new assignment(s) $seconds seconds after start.'
  >&2 echo '  -x:          If package build fails, do not request new assignment(s).'
  [ -z "$1" ] && exit 1 || exit $1
}

eval set -- "$(
  getopt -o hn:t:x \
    --long help \
    -n "$(basename "$0")" -- "$@" || \
  echo usage
)"

unset count
exit_after_failure=false
timeout=0

while true
do
  case "$1" in
    -h|--help)
      usage 0
    ;;
    -n)
      shift
      count="$1"
      [ ${count} -eq 0 ] && \
        count=-1
    ;;
    -t)
      shift
      timeout="$1"
    ;;
    -x)
      exit_after_failure=true
    ;;
    --)
      shift
      break
    ;;
    *)
      >&2 echo 'Whoops, forgot to implement option "'"$1"'" internally.'
      exit -1
    ;;
  esac
  shift
done

if [ $# -ne 0 ]; then
  >&2 echo 'Too many arguments.'
  usage
fi

if [ -z "${count}" ]; then
  if [ ${timeout} -ne 0 ] || ${exit_after_failure}; then
    count=-1
  else
    count=1
  fi
fi

if [ ${timeout} -ne 0 ]; then
  timeout=$[${timeout}+$(date +%s)]
fi

while [ ${count} -ne 0 ]; do

  if [ ${timeout} -ne 0 ] && [ ${timeout} -lt $(date +%s) ];
  then
    break
  fi

  err=0
  package="$(
    ssh \
      -i "${master_build_server_identity}" \
      -p "${master_build_server_port}" \
      "${master_build_server_user}@${master_build_server}" \
      'get-assignment'
  )" || err=$?

  case ${err} in

    #  0: ok, I gave you an assignment
    0)
      [ ${count} -gt 0 ] && \
        count=$[${count}-1]
      repository="${package##* }"
      package="${package% *}"
      mod_git_revision="${package##* }"
      package="${package% *}"
      git_revision="${package##* }"
      package="${package% *}"

      # Update git repositories (official packages, community packages and the repository of package customizations).

      for repo in "${repo_paths[@]}"; do
        git -C "${repo}" clean -df
        git -C "${repo}" reset --hard
        git -C "${repo}" checkout master
        git -C "${repo}" pull
      done

      git -C "${repo_paths["$(find_repository_with_commit "${git_revision}")"]}" checkout "${git_revision}" &> /dev/null
      git -C "${repo_paths["archlinux32"]}" checkout "${mod_git_revision}" &> /dev/null

      PKGBUILD="$(find_pkgbuild "${package}" "${repository}")"

      if [ ! -r "${PKGBUILD}" ]; then
        echo "can't find PKGBUILD to package '${package}' from repository '${repository}': '${PKGBUILD}'"
        exit 1
      fi

      cd "${PKGBUILD%/*}"
      apply_package_customizations
      success=false
      for mirrored_source in false true; do

        if ${mirrored_source}; then
          # maybe a missing source is/was the problem?
          # try to download them from sources.archlinux.org/sources/$repo/$source
          source_name="$(
            makepkg --printsrcinfo | \
              sed -n '
                /^\s*\(epoch\|pkg\(base\|ver\|rel\)\) = /{s|^\s\+||;p}
                /^pkgname = /q
              ' | \
              sed '
                s|^pkgbase = \(.*\)$|0 \1-|
                s|^epoch = \(.*\)$|1 \1:|
                s|^pkgver = \(.*\)$|2 \1-|
                s|^pkgrel = \(.*\)$|3 \1.src.tar.gz|
              ' | \
              sort -k1n,1 | \
              sed '
                s|^[0-9] ||
                :a
                  N
                  s|\n[0-9] ||
                ta
              '
          )"
          git_repo="$(find_git_repository_to_package_repository "${repository}")"
          if ! wget -nc -nd "https://sources.archlinux.org/sources/${git_repo}/${source_name}"; then
            # we can't improve anything
            break
          fi
          tar -xzkf "${source_name}" --exclude PKGBUILD --strip-components=1 || true
        fi

        for parameters in '' '-c'; do
          rm -f *.pkg.tar.xz{,.sig}
          if staging-i686-build ${parameters}; then
          # build successful
            ls -1 *.pkg.tar.xz | \
              xargs -rn1 gpg --local-user="${package_key}" --detach-sign
            tar -cf 'package.tar' *.pkg.tar.xz{,.sig}
            while true; do
              err=0
              ssh \
                -i "${master_build_server_identity}" \
                -p "${master_build_server_port}" \
                "${master_build_server_user}@${master_build_server}" \
                'return-assignment' "${package}" "${git_revision}" "${mod_git_revision}" "${repository}" \
                < 'package.tar' || \
                err=$?
              case ${err} in
                0)
                  # upload successful
                  break
                ;;
                1)
                  # 'return-assignment' was running already
                  sleep $[15+$RANDOM%30]
                ;;
                2)
                  >&2 echo 'I was too slow, the package is outdated. I will continue ...'
                  break
                ;;
                3)
                  >& echo "'return-assignment' reports a signature error."
                  exit 1
                ;;
                *)
                  >&2 echo "unknown return code ${err} from 'return-assignment'"
                  exit 1
              esac
            done
            success=true
            break
          fi
        done
        if ${success}; then
          break
        fi
      done

      if ! ${success}; then
        while ! ssh \
          -i "${master_build_server_identity}" \
          -p "${master_build_server_port}" \
          "${master_build_server_user}@${master_build_server}" \
          'return-assignment' "${package}" "${git_revision}" "${mod_git_revision}" "${repository}" 'ERROR'; do
          sleep $[15+$RANDOM%30]
        done
        if ${exit_after_failure}; then
          >&2 echo 'Build failed, exiting now'
          exit
        fi
      fi

      continue

    ;;

    #  1: come back (shortly) later - I was running already
    1)
      sleep $[15+$RANDOM%30]
      continue
    ;;

    #  2: come back later - there are still packages to be built,
    #     but currently none has all its dependencies ready
    2)
      sleep $[60+$RANDOM%30]
      continue
    ;;

    #  3: come back after the next run of get-package-updates - currently
    #     there are no pending packages
    3)

      >&2 echo 'Done. No more packages left to build.'
      exit 0

    ;;

    #  4: come back, when you've done your work - you hit the limit on
    #     maximum allowed parallel jobs per ip
    4)

      >&2 echo 'ERROR: There are too many parallel builds running on this machine.'
      exit 1

    ;;

    *)

      >&2 echo "ERROR: Unknown exit code ${err} from 'get-assignment'."
      exit 1

    ;;

  esac

done

>&2 echo 'Done.'