summaryrefslogtreecommitdiff
path: root/bin/why-dont-you
blob: b05f98e390e9f3a098bb12e2f504ae57d790917e (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
#!/bin/sh

# usage: why_dont_you $action $package1 $package2 ...

# shellcheck disable=SC2119,SC2120

# investigate, why a certain operation is not done with certain packages

# shellcheck source=../lib/load-configuration
. "${0%/*}/../lib/load-configuration"

# TODO: reintrocude "keep", "stubbornly_keep", "stabilize" and "unstage"
# using information from the database.

action="$1"
shift

tmp_dir=$(mktemp -d 'tmp.why-dont-you.XXXXXXXXXX' --tmpdir)
trap 'rm -rf --one-file-system "${tmp_dir}"' EXIT

case "${action}" in

  'build')

    # shellcheck disable=SC2016
    {
      printf 'CREATE TEMPORARY TABLE `pkgbases` (`pkgbase` VARCHAR(64));\n'
      printf 'INSERT INTO `pkgbases` VALUES '
      # shellcheck disable=SC2046
      printf '(from_base64("%s")),' \
        $(
          printf '%s\n' "$@" | \
            base64_encode_each
        ) | \
        sed 's/,$/;\n/'
      # we select everything which is possibly of any interest:
      # - id (to see if it actually is on the build-list
      # - to_build.is_broken
      # - failed_builds_count
      # - to_build.is_blocked
      # - deps.pkgbase (any dependency pending?)
      # - build_slaves.name (is anyone building this?)
      # - pkgbase
      printf 'SELECT DISTINCT `to_build`.`ba_id`,'
      printf 'If(`to_build`.`is_broken`,1,0),'
      printf '('
        printf 'SELECT COUNT(1) FROM `failed_builds`'
        printf 'WHERE `failed_builds`.`build_assignment`=`to_build`.`ba_id`'
      printf ')'
      printf ',replace(to_base64(`%s`.`%s`),"\\n","")' \
        'to_build' 'is_blocked' \
        'deps' 'pkgbase' \
        'build_slaves' 'name' \
        'pkgbases' 'pkgbase'
      # at least one row for each given `pkgbase`
      printf ' FROM `pkgbases`'
      printf ' LEFT JOIN '
        printf '('
        # join the tables for the to-be-built packages:
        # package_source, build_assignment, binary_package, repostory
        printf 'SELECT DISTINCT `tb_ps`.`pkgbase`,`tb_bin`.`id` AS `bin_id`,`tb_ba`.`id` AS `ba_id`,`tb_ba`.`is_blocked`,`tb_ba`.`is_broken`'
        printf ' FROM `package_sources` AS `tb_ps`'
        mysql_join_package_sources_build_assignments 'tb_ps' 'tb_ba'
        mysql_join_build_assignments_binary_packages 'tb_ba' 'tb_bin'
        mysql_join_binary_packages_binary_packages_in_repositories 'tb_bin' 'tb_bir'
        mysql_join_binary_packages_in_repositories_repositories 'tb_bir' 'tb_rep'
        printf ' WHERE `tb_rep`.`name`="build-list"'
        printf ') AS `to_build`'
      printf ' ON `to_build`.`pkgbase`=`pkgbases`.`pkgbase`'
      printf ' LEFT JOIN '
        printf '('
        # same join as above, but with different names - for the
        # potential dependencies
        printf 'SELECT DISTINCT `dep_ps`.`pkgbase`,`dependencies`.`dependent`'
        printf ' FROM `package_sources` AS `dep_ps`'
        mysql_join_package_sources_build_assignments 'dep_ps' 'dep_ba'
        mysql_join_build_assignments_binary_packages 'dep_ba' 'dep_bin'
        mysql_join_binary_packages_binary_packages_in_repositories 'dep_bin' 'dep_bir'
        mysql_join_binary_packages_in_repositories_repositories 'dep_bir' 'dep_rep'
        # now we have some (=3) additional joins,
        # because we are interested in dependency relations to `to_build`
        mysql_join_binary_packages_install_target_providers 'dep_bin'
        mysql_join_install_target_providers_dependencies
        mysql_join_dependencies_dependency_types
        printf ' WHERE `dep_rep`.`name`="build-list"'
        printf ' AND `dependency_types`.`relevant_for_building`'
        printf ') AS `deps`'
      printf ' ON `deps`.`dependent`=`to_build`.`bin_id`'
      # now we join with build slaves to see if someone builds this
      printf ' LEFT JOIN `build_slaves` ON `build_slaves`.`currently_building`=`to_build`.`ba_id`'
      printf ';\n'
    } | \
      mysql_run_query | \
      tr '\t' ' ' | \
      sort -k7,7 -k6,6 -k5,5 | \
      sed '
        / NULL \S\+$/ b multi-dep
        :multi-slave
          $!N
          s/^\(\(\S\+ \)\{5\}\)\(\S\+\)\( \S\+\)\n\(\S\+ \)\{5\}\(\S\+\)\4/\1\3,\6\4/
          t multi-slave
          P
          D
        :multi-dep
          / NULL\( \S\+\)\{3\}$/! b
          $!N
          s/^\(\(\S\+ \)\{4\}\)\(\S\+\)\(\( \S\+\)\{2\}\)\n\(\S\+ \)\{4\}\(\S\+\)\4/\1\3,\7\4/
          t multi-dep
          P
          D
      ' | \
      sed '
        s/NULL,//g
      ' | \
      while read -r id is_broken trials is_blocked dependency slave pkgbase; do
        pkgbase=$(
          printf '%s' "${pkgbase}" | \
            base64 -d
        )
        if [ "${id}" = 'NULL' ]; then
          >&2 printf '"%s" is not on the build list.\n' \
            "${pkgbase}"
          continue
        fi
        if [ "${slave}" != 'NULL' ]; then
          # beware: A slave named "5BË" will look exactly like this!
          printf '"%s" is locked by %s.\n' \
            "${pkgbase}" \
            "$(
              printf '%s\n' "${slave}" | \
                tr ',' '\n' | \
                while read -r line; do
                  printf '%s\n' "${line}" | \
                    base64 -d
                  printf ','
                done | \
                sed 's/,$//'
            )"
          continue
        fi
        if [ "${is_blocked}" != 'NULL' ]; then
          # beware: A block-reason "5BË" will look exactly like this!
          printf '"%s" is blocked: "%s".\n' \
            "${pkgbase}" \
            "$(
              printf '%s' "${is_blocked}" | \
                base64 -d
            )"
          continue
        fi
        if [ "${dependency}" != 'NULL' ]; then
          printf '"%s" has unmet dependencies:\n' \
            "${pkgbase}"
          printf '%s\n' "${dependency}" | \
            tr ',' '\n' | \
            while read -r line; do
              printf '  '
              printf '%s\n' "${line}" | \
                base64 -d
              printf '\n'
            done
          continue
        fi
        if [ "${is_broken}" = '1' ]; then
          printf '"%s" is broken (%sx built), but would be built.\n' \
            "${pkgbase}" \
            "${trials}"
          continue
        fi
        printf '"%s" would be built.\n' \
          "${pkgbase}"
      done

  ;;

  'stabilize'|'unstage')

    printf 'Sry, "why-dont-you %s" is unavailable, until someone recodes it to look into the database.\n' "${action}"

  ;;

  'keep'|'stubbornly_keep')

    printf 'Sry, "why-dont-you %s" is unavailable, until someone recodes it to look into the database.\n' "${action}"

  ;;

  *)
    >&2 printf 'unknown action "%s"\n' "${action}"
    exit 1

esac