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nickrolfenickrolfe
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Python/Ruby: forward to generic prepare-db-upgrade.sh
1 parent 3170670 commit ee5068d

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Lines changed: 10 additions & 330 deletions

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‎python/tools/prepare-db-downgrade.sh‎

Lines changed: 0 additions & 107 deletions
This file was deleted.

‎python/tools/prepare-db-upgrade.sh‎

Lines changed: 5 additions & 103 deletions
Original file line numberDiff line numberDiff line change
@@ -1,106 +1,8 @@
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#!/bin/sh
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#
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# Prepare the upgrade script directory for a Python database schema upgrade.
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# Prepare the upgrade script directory for a Python database schema upgrade. Now
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# just forwards to the language-independent script.
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set -e
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set -u
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app_name="$(basename "$0")"
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usage()
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{
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exit_code="$1"
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shift
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cat >&2 <<EOF
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${app_name}: $@
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${app_name}: Generate skeleton upgrade script.
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Usage: ${app_name} [--prev_hash <COMMITISH>]"
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--prev-hash <COMMITISH>
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Hash/branch to use to get SHA1 for previous DB scheme.
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Default: origin/main
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Must be run within the git repo needing an update.
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EOF
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exit "${exit_code}"
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}
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prev_hash="origin/main"
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while [ $# -gt 0 ]; do
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case "$1" in
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-x)
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set -x
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;;
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-h | --help)
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usage 0
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;;
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--prev-hash)
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if [ $# -eq 1 ]; then
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usage 2 "--prev-hash requires Commit/Branch option"
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fi
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shift
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prev_hash="$1"
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;;
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--)
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shift
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break
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;;
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-*)
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usage 2 "Unrecognised option: $1"
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;;
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*)
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break
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;;
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esac
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shift
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done
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if [ $# -gt 0 ]; then
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usage 2 "Unrecognised operand: $1"
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fi
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scheme_file="ql/lib/semmlecode.python.dbscheme"
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upgrade_root="ql/upgrades"
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check_hash_valid()
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{
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if [ ${#2} -ne 40 ]; then
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echo "Did not get expected $1 hash: $2" >&2
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exit 2
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fi
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}
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# Get the hash of the previous and current DB Schema files
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prev_hash="$(git show "${prev_hash}:python/${scheme_file}" | git hash-object --stdin)"
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check_hash_valid previous "${prev_hash}"
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current_hash="$(git hash-object "${scheme_file}")"
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check_hash_valid current "${current_hash}"
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if [ "${current_hash}" = "${prev_hash}" ]; then
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echo "No work to be done."
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exit
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fi
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# Copy current and new dbscheme into the upgrade dir
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upgradedir="${upgrade_root}/${prev_hash}"
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mkdir -p "${upgradedir}"
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cp "${scheme_file}" "${upgradedir}"
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git cat-file blob "${prev_hash}" > "${upgradedir}/old.dbscheme"
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# Create the template upgrade.properties file.
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cat <<EOF > "${upgradedir}/upgrade.properties"
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description: <INSERT DESCRIPTION HERE>
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compatibility: full|backwards|partial|breaking
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EOF
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# Tell user what we've done
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cat <<EOF
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Created upgrade directory here:
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${upgradedir}
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Please update:
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${upgradedir}/upgrade.properties
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with appropriate upgrade instructions
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EOF
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set -eu
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app_dir="$(dirname "$0")"
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"${app_dir}/../../misc/scripts/prepare-db-upgrade.sh" --lang python "$@"

‎ruby/scripts/prepare-db-upgrade.sh‎

Lines changed: 5 additions & 120 deletions
Original file line numberDiff line numberDiff line change
@@ -1,123 +1,8 @@
11
#!/bin/sh
22
#
3-
# Prepare the upgrade script directory for a Ruby database schema upgrade.
3+
# Prepare the upgrade script directory for a Ruby database schema upgrade. Now
4+
# just forwards to the language-independent script.
45

5-
set -e
6-
set -u
7-
8-
app_name="$(basename "$0")"
9-
10-
usage()
11-
{
12-
exit_code="$1"
13-
shift
14-
15-
cat >&2 <<EOF
16-
${app_name}: $@
17-
${app_name}: Generate skeleton upgrade script.
18-
Usage: ${app_name} [--prev_hash <COMMITISH>]"
19-
20-
--prev-hash <COMMITISH>
21-
Hash/branch to use to get SHA1 for previous DB scheme.
22-
Default: origin/main
23-
24-
Must be run within the git repo needing an update.
25-
EOF
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exit "${exit_code}"
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}
28-
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prev_hash="origin/main"
30-
31-
while [ $# -gt 0 ]; do
32-
case "$1" in
33-
-x)
34-
set -x
35-
;;
36-
-h | --help)
37-
usage 0
38-
;;
39-
--prev-hash)
40-
if [ $# -eq 1 ]; then
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usage 2 "--prev-hash requires Commit/Branch option"
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fi
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shift
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prev_hash="$1"
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;;
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--)
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shift
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break
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;;
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-*)
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usage 2 "Unrecognised option: $1"
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;;
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*)
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break
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;;
56-
esac
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shift
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done
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60-
if [ $# -gt 0 ]; then
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usage 2 "Unrecognised operand: $1"
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fi
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scheme_file="ql/lib/ruby.dbscheme"
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upgrade_root="ql/lib/upgrades"
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downgrade_root="downgrades"
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check_hash_valid()
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{
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if [ ${#2} -ne 40 ]; then
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echo "Did not get expected $1 hash: $2" >&2
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exit 2
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fi
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}
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# Get the hash of the previous and current DB Schema files
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prev_hash="$(git show "${prev_hash}:ruby/${scheme_file}" | git hash-object --stdin)"
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check_hash_valid previous "${prev_hash}"
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current_hash="$(git hash-object "${scheme_file}")"
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check_hash_valid current "${current_hash}"
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if [ "${current_hash}" = "${prev_hash}" ]; then
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echo "No work to be done."
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exit
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fi
85-
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# Copy current and new dbscheme into the upgrade dir
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upgradedir="${upgrade_root}/${prev_hash}"
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mkdir -p "${upgradedir}"
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cp "${scheme_file}" "${upgradedir}"
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git cat-file blob "${prev_hash}" > "${upgradedir}/old.dbscheme"
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# Create the template upgrade.properties file.
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cat <<EOF > "${upgradedir}/upgrade.properties"
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description: <INSERT DESCRIPTION HERE>
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compatibility: full|backwards|partial|breaking
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EOF
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# Copy current and new dbscheme into the downgrade dir
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downgradedir="${downgrade_root}/${current_hash}"
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mkdir -p "${downgradedir}"
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103-
cp "${scheme_file}" "${downgradedir}/old.dbscheme"
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git cat-file blob "${prev_hash}" > "${downgradedir}/$(basename "${scheme_file}")"
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# Create the template upgrade.properties file.
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cat <<EOF > "${downgradedir}/upgrade.properties"
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description: <INSERT DESCRIPTION HERE>
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compatibility: full|backwards|partial|breaking
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EOF
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# Tell user what we've done
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cat <<EOF
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Created upgrade directory here:
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${upgradedir}
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Created downgrade directory here:
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${downgradedir}
118-
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Please update:
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${upgradedir}/upgrade.properties
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${downgradedir}/upgrade.properties
122-
with appropriate instructions
123-
EOF
6+
set -eu
7+
app_dir="$(dirname "$0")"
8+
"${app_dir}/../../misc/scripts/prepare-db-upgrade.sh" --lang ruby "$@"

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