summaryrefslogtreecommitdiff
path: root/lib/load-configuration
blob: ab0a183ec09f68f2292970d9992cf4ff2cee1c25 (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
#!/bin/sh

# load global variables

# shellcheck disable=SC2034

set -e
export LANG=C

if [ "$(hostname)" = 'buildmaster.archlinux32.org' ]; then
  i_am_the_master=true

  # abort early if mysqld is not running or kill switch active
  # ('/tmp/do-not-run-build-master')
  if [ ! -S '/var/run/mysqld/mysqld.sock' ] || \
    [ -f '/tmp/do-not-run-build-master' ]; then
    >&2 echo 'mysqld is not running or build master is on halt'
    >&2 echo 'I will abort - whatever you try to do would probably fail anyway.'
    # When the buildmaster is on halt,
    #   - systemd MUST NOT hickup - e.g. exit code 0,
    #   - connecting slaves MUST get exit code 1 and
    #   - interactively run commands SHOULD get exit code 1, too
    if tty -s || [ -n "${SSH_ORIGINAL_COMMAND}" ]; then
      exit 1
    else
      exit 0
    fi
  fi
else
  i_am_the_master=false
  if [ -f '/tmp/do-not-run-build-slave' ]; then
    >&2 echo 'build slave is on halt.'
    >&2 echo 'I will stop now.'
    # non-zero exit code to signal systemctl that the process should not
    # be restarted automatically
    exit 1
  fi
fi

# dirty hack to get this stuff debugable from a bash
if [ "x${0##*/}" = "x-bash" ] || [ "x${0##*/}" = "xbash" ] || [ "x${0##*/}" = "xdash" ]; then
  set +e
  if [ -z "${base_dir}" ]; then
    base_dir=$(pwd)
  fi
fi

if [ -z "${base_dir}" ]; then
  base_dir=$(printf '%s/..' "$(dirname "$(readlink -f "$0")")")
  if printf '%s\n' "${0}" \
  | grep -qx '.*/intention\.[0-9]\+'; then
    base_dir="${base_dir}/.."
  fi
fi

base_dir=$(
  readlink -e "${base_dir}"
)

work_dir="${base_dir}/work"

# shellcheck source=../lib/common-functions
. "${base_dir}/lib/common-functions"

# if mysqld is not running, we're either on a build slave and don't need
# lib/mysql-functions or we're on the build master and something is wrong
# anyway
if pgrep -x mysqld >/dev/null 2>&1; then
  # shellcheck source=../lib/mysql-functions
  . "${base_dir}/lib/mysql-functions"
fi

if ${i_am_the_master}; then
  releng_directory="${work_dir}/repos/releng"
else
  repo_names='packages community archlinux32'
  repo_paths__packages="${work_dir}/repos/packages"
  repo_paths__community="${work_dir}/repos/community"
  repo_paths__archlinux32="${work_dir}/repos/packages32"
fi

master_build_server="buildmaster.archlinux32.org"
master_build_server_port="22"
master_build_server_user="master"
master_build_server_identity="${work_dir}/.ssh/id_rsa"

repo_key='0xdeadbeef'
package_key='0x15eebadc0de'

# to access the master mirror via rsync
master_mirror_rsync_command='rsync --password-file=/home/master/rsync.password -l'
master_mirror_rsync_directory='rsync://buildmaster@mirror.archlinux32.org/packages32'

# to access the master mirror via sftp
master_mirror_sftp_command='sftp -b- user@mirror'

# mirror of sources, identified (solely) by hash
source_by_hash_mirror='https://sources.archlinux32.org/'

# what should be tried in what order to somehow repair a broken build
straws_that_might_repair_failing_builds=$(
  printf '%s\n' \
    ':mirrored_source:mirrored_source_by_hash:' \
    ':clean_chroot:haskell_without_check:' \
    ':with_build_support:' \
    ':with_build_support:clean_chroot:'
)

# root directory of the webserver
webserver_directory='/srv/http'

# directory to keep the build log files in
build_log_directory='/srv/http/build-logs'

# irc client configuration
irc_dir='/home/master/irc/irc.freenode.net'
irc_password='top_secret'

# commands to run to update the package mirror used for installing archlinux32 packages,
# e.g. the one from /etc/pacman.d/mirrorlist32 (useful on build slaves which do not
# have the master mirror in the mirrorlist32)
mirror_update_command=''

# list of urls to trigger updates of the respective mirrors (used on build master only)
mirror_refresh_trigger_urls=''

# command to access the mysql database
mysql_command='mysql buildmaster'

# how long should packages be in [community-testing]/[testing] before
# automatically being marked as tested
max_testing_duration="14"

# set default location of archbuild chroots
archbuild_chroots='/var/lib/archbuild'

# possibly pull in custom modifications

if [ -r "${base_dir}/conf/common.conf" ]; then
  # shellcheck source=/dev/null
  . "${base_dir}/conf/common.conf"
fi

if ${i_am_the_master} && \
  [ -r "${base_dir}/conf/master.conf" ]; then
  # shellcheck source=/dev/null
  . "${base_dir}/conf/master.conf"
fi

if ! ${i_am_the_master} && \
  [ -r "${base_dir}/conf/slave.conf" ]; then
  # shellcheck source=../conf/slave.conf.example
  . "${base_dir}/conf/slave.conf"
fi

# load static values from the database
if ${i_am_the_master}; then
  mysql_retrieve_static_information
fi

# check / set up environment

if [ -z "${build_list_lock_file}" ]; then
  build_list_lock_file="${work_dir}/build-list.lock"
fi

if [ -z "${harvest_commit_times_lock_file}" ]; then
  harvest_commit_times_lock_file="${work_dir}/harvest-commit-times.lock"
fi

if [ -z "${package_database_lock_file}" ]; then
  package_database_lock_file="${work_dir}/package-database.lock"
fi

if [ -z "${sanity_check_lock_file}" ]; then
  sanity_check_lock_file="${work_dir}/sanity-check.lock"
fi

if [ -z "${status_lock_file}" ]; then
  status_lock_file="${work_dir}/status.lock"
fi

mkdir -p "${work_dir}"

if ${i_am_the_master}; then
  if [ -z "${intentions_directory}" ]; then
    intentions_directory="${work_dir}/intentions"
  fi
  mkdir -p "${intentions_directory}"
fi

for repo in ${repo_names} 'releng'; do

  if [ "${repo}" = 'releng' ]; then
    if [ -z "${releng_directory}" ]; then
      continue
    fi
    repo_path="${releng_directory}"
  else
    eval repo_path='"${repo_paths__'"${repo}"'}"'
  fi

  mkdir -p "${repo_path%/*}"

  if ! git -C "${repo_path}" rev-parse --git-dir > /dev/null 2>&1; then
    case "${repo}" in
      'archlinux32')
        repo_source='https://git.archlinux32.org/packages'
      ;;
      'releng')
        repo_source='git@git.archlinux32.org:archlinux32/releng.git'
      ;;
      *)
        repo_source="git://git.archlinux.org/svntogit/${repo}.git"
      ;;
    esac
    git clone --mirror "${repo_source}" "${repo_path}"
  fi

done

if [ "${master_build_server_identity}" = "${work_dir}/.ssh/id_rsa" ] && \
  [ ! -f "${master_build_server_identity}" ]; then
  mkdir -p "${master_build_server_identity%/*}"
  ssh-keygen -b4096 -f "${master_build_server_identity}"
fi

if ${i_am_the_master}; then
  command="${0##*/}"
  # these commands are useless to log
  if [ "${command}" != 'ii-answer' ] && \
    [ "${command}" != 'slave-build-connect' ] && \
    [ "${SKIP_COMMAND_LOG}" != 1 ]; then
    # shellcheck disable=SC2016
    {
      printf 'INSERT INTO `command_log`(`command`,`parameters`,`shell`)'
      printf ' VALUES ('
        printf 'from_base64("%s"),' \
          "$(
            printf '%s' "${command}" | \
              base64
          )"
        printf 'from_base64("%s"),' \
          "$(
            printf '%s' "$*" | \
              head -c $((64*1024-1)) | \
              base64
          )"
        if tty -s; then
          printf '1'
        else
          printf '0'
        fi
      printf ');\n'
    } | \
      mysql_run_query 'unimportant'
  fi
  export SKIP_COMMAND_LOG=''

  # shellcheck source=../lib/intentions-queue
  . "${base_dir}/lib/intentions-queue"
fi