| 1 | #!/bin/sh |
| 2 | |
| 3 | # Sort dirs in reverse order to prefer a higher version if the user installed |
| 4 | # multiple versions at once. |
| 5 | for dir in $(printf '%s\n' "$@" | sort -r); do |
| 6 | [ -f "$dir" ] && continue |
| 7 | pgver=${dir#*postgresql} |
| 8 | expr "$pgver" : '[0-9]*$' >/dev/null || continue |
| 9 | |
| 10 | case "$dir" in |
| 11 | # This is needed for creating man pages symlinks after a -doc |
| 12 | # package is installed. |
| 13 | /usr/share/postgresql[0-9]*) |
| 14 | pg_versions fix |
| 15 | continue |
| 16 | ;; |
| 17 | /usr/libexec/postgresql[0-9]*) |
| 18 | # 1. If the default version is already linked and provides postgres server. |
| 19 | if [ -f /usr/libexec/postgresql/postgres ]; then |
| 20 | pg_versions fix |
| 21 | |
| 22 | # 2. If the default version is already linked and both the default version |
| 23 | # and the affected version provides only client programs. |
| 24 | elif [ -f /usr/libexec/postgresql/psql ] && ! [ -f "$dir"/postgres ]; then |
| 25 | pg_versions fix |
| 26 | |
| 27 | # 3. If a new version has been installed and no default version has been |
| 28 | # set yet or the new version provides postgres server while the current |
| 29 | # default does not. |
| 30 | elif [ -f "$dir"/psql ]; then |
| 31 | echo "* Setting postgresql$pgver as the default version" >&2 |
| 32 | pg_versions set-default "$pgver" |
| 33 | |
| 34 | # 4. If the default version has not been set yet or it was uninstalled |
| 35 | # and there is some postgresql version installed. |
| 36 | elif pg_versions list -q >/dev/null; then |
| 37 | pgver=$(pg_versions list | head -n1) |
| 38 | echo "* Setting postgresql$pgver as the default version" >&2 |
| 39 | |
| 40 | # 5. There's no postgresql version installed. |
| 41 | else |
| 42 | pg_versions uninstall |
| 43 | fi |
| 44 | ;; |
| 45 | *) |
| 46 | continue |
| 47 | ;; |
| 48 | esac |
| 49 | done |
| 50 | |
| 51 | |
| 52 | # APK cannot offer the user an upgrade to a newer major version because it's |
| 53 | # provided by a different package. Thus we use this trigger and inform the user |
| 54 | # about a new major version if the current default version is not the latest. |
| 55 | |
| 56 | # Find the latest available major version. |
| 57 | latest_ver=$(apk list -Pa postgresql \ |
| 58 | | sed -En 's/.*\{postgresql([0-9]+)\}.*/\1/p' \ |
| 59 | | sort | tail -n1) || exit 0 |
| 60 | |
| 61 | default_ver=$(pg_versions get-default -q) || exit 0 |
| 62 | |
| 63 | if [ "$latest_ver" ] && [ "$default_ver" -lt "$latest_ver" ]; then |
| 64 | cat >&2 <<-EOF |
| 65 | * |
| 66 | * You are using 'postgresql$default_ver'. It's recommended to upgrade to the latest |
| 67 | * major version provided by package 'postgresql$latest_ver'. |
| 68 | * Use command 'pg_versions' to switch between versions. |
| 69 | * |
| 70 | EOF |
| 71 | fi |
| 72 | |
| 73 | exit 0 |