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
|
#!/bin/sh
# receive one package to be built from the build-list whose dependencies
# are already satisfied or which breaks a dependency cycle
# accepts a comma separated list of prefered packages as the first argument
# exit code shows state of success:
# 0: ok, I gave you an assignment
# 1: come back (shortly) later - I was running already
# 2: come back later - there are still packages to be built,
# but currently none has all its dependencies ready
# 3: come back after the next run of get-package-updates - currently
# there are no pending packages
# shellcheck disable=SC2119,SC2120
# shellcheck source=../lib/load-configuration
. "${0%/*}/../lib/load-configuration"
# TODO: honor manual build order of tool-chain:
# toolchain build order: linux-api-headers->glibc->binutils->gcc->binutils->glibc
# hand_out_assignment $build_assignments.id
hand_out_assignment() {
# shellcheck disable=SC2016
{
printf 'SELECT '
printf '`package_sources`.`%s`,' \
'pkgbase' 'git_revision' 'mod_git_revision'
printf '`upstream_repositories`.`name`,`binary_packages`.`sub_pkgrel`'
printf ' FROM `upstream_repositories`'
mysql_join_upstream_repositories_package_sources
mysql_join_package_sources_build_assignments
mysql_join_build_assignments_binary_packages
mysql_join_binary_packages_repositories
printf ' WHERE `repositories`.`name`="build-list"'
printf ' AND `build_assignments`.`id`=from_base64("%s")' \
"$(printf '%s' "$1" | base64 -w0)"
printf ' LIMIT 1;\n'
} | \
mysql_run_query | \
tr '\t' ' '
# shellcheck disable=SC2016
{
printf 'UPDATE `build_slaves`'
printf ' SET `currently_building` = from_base64("%s")' \
"$(printf '%s' "$1" | base64 -w0)"
# shellcheck disable=SC2154
printf ' WHERE `build_slaves`.`id`=from_base64("%s");\n' \
"$(printf '%s' "${slave_id}" | base64 -w0)"
printf 'UPDATE `build_assignments`'
printf ' SET `build_assignments`.`priority`=0'
printf ' WHERE `build_assignments`.`id`=from_base64("%s");\n' \
"$(printf '%s' "${slave_id}" | base64 -w0)"
} | \
mysql_run_query
exit 0
}
if [ -s "${work_dir}/build-master-sanity" ]; then
>&2 echo 'Build master is not sane.'
exit 1
fi
# Create a lock file and a trap.
exec 9> "${build_list_lock_file}"
if ! verbose_flock -n 9; then
>&2 echo 'come back (shortly) later - I cannot lock build list.'
exit 1
fi
exec 8> "${sanity_check_lock_file}"
if ! verbose_flock -s -n 8; then
>&2 echo 'come back (shortly) later - sanity-check running.'
exit 1
fi
clean_up() {
rm -f "${build_list_lock_file}"
rm -rf --one-file-system "${tmp_dir}"
}
tmp_dir=$(mktemp -d 'tmp.get-assignment.XXXXXXXXXX' --tmpdir)
trap clean_up EXIT
# if we're building something already, hand it out (again)
currently_building=$(
# shellcheck disable=SC2016
{
printf 'SELECT `build_assignments`.`id`'
printf ' FROM `build_assignments`'
mysql_join_build_assignments_build_slaves
mysql_join_build_assignments_binary_packages
mysql_join_binary_packages_repositories
printf ' WHERE `build_slaves`.`id`=from_base64("%s")' \
"$(printf '%s' "${slave_id}" | base64 -w0)"
printf ' AND `repositories`.`name`="build-list"'
printf ' LIMIT 1;\n'
} | \
mysql_run_query
)
if [ -n "${currently_building}" ]; then
hand_out_assignment "${currently_building}"
fi
# a package with [all dependencies met or which is part of a loop]
# and which is currently not being built, ordered by:
# 1: we requested it
# 2: its priority
# 3: is not yet built
# 4: was built the longest time ago
next_building=$(
# shellcheck disable=SC2016
{
printf 'SELECT `q`.`ba_id` FROM'
printf '('
printf 'SELECT '
printf '`package_sources`.`pkgbase`=from_base64("%s") AS `requested`,' \
"$(
printf '%s' "$1" | \
base64 -w0
)"
printf '`build_assignments`.`priority`,'
printf 'COALESCE('
printf 'MAX(`failed_builds`.`date`),0'
printf ') AS `last_trial`,'
mysql_query_is_part_of_loop '`build_assignments`.`id`'
printf ' AS `part_of_loop`,'
printf '`build_assignments`.`id` AS `ba_id`'
printf ' FROM `build_assignments`'
mysql_join_build_assignments_package_sources
mysql_join_build_assignments_binary_packages
mysql_join_binary_packages_repositories
printf ' LEFT'
mysql_join_build_assignments_failed_builds
printf ' WHERE `repositories`.`name`="build-list"'
printf ' AND NOT EXISTS ('
printf ' SELECT 1'
printf ' FROM `build_slaves`'
printf ' WHERE `build_slaves`.`currently_building`=`build_assignments`.`id`'
printf ') AND ('
printf '`build_assignments`.`is_blocked` IS NULL'
printf ' OR'
printf ' `package_sources`.`pkgbase`=from_base64("%s")' \
"$(
printf '%s' "$1" | \
base64 -w0
)"
printf ') AND ('
mysql_query_is_part_of_loop '`build_assignments`.`id`'
printf ' OR NOT '
mysql_query_has_pending_dependencies '`build_assignments`.`id`'
printf ')'
printf ' GROUP BY `build_assignments`.`id`'
printf ' ORDER BY `requested` DESC, `priority` DESC, `last_trial`, `part_of_loop`, `build_assignments`.`id`'
printf ' LIMIT 1'
printf ') AS `q`;\n'
} | \
mysql_run_query
)
if [ -n "${next_building}" ]; then
hand_out_assignment "${next_building}"
fi
# Check if there are any pending packages at all
count_pending=$(
# shellcheck disable=SC2016
{
printf 'SELECT count(*)'
printf ' FROM `build_assignments`'
mysql_join_build_assignments_binary_packages
mysql_join_binary_packages_repositories
printf ' WHERE `repositories`.`name`="build-list"'
printf ' AND `build_assignments`.`is_blocked` IS NULL'
printf ';\n'
} | \
mysql_run_query
)
if [ "${count_pending}" -eq 0 ]; then
>&2 echo 'come back after the next run of get-package-updates - currently there are no pending packages'
exit 3
else
>&2 echo 'come back later - there are still packages to be built, but currently none has all its dependencies ready'
exit 2
fi
|
