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[type/__postgres_conf] Add psql_exec function to state explorer

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This commit is contained in:
Dennis Camera 2021-04-15 09:00:32 +02:00
parent 0835f414a5
commit 92b8942a8c
1 changed files with 8 additions and 5 deletions
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13
cdist/conf/type/__postgres_conf/explorer/state
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@ -20,21 +20,24 @@
#
postgres_user=$("${__type_explorer:?}/postgres_user")
conf_name=${__object_id:?}
su - "${postgres_user}" -c 'psql postgres -c "SELECT 1"' >/dev/null || {
quote() { printf '%s\n' "$*" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/'/"; }
psql_exec() {
su - "${postgres_user}" -c "psql postgres -twAc $(quote "$*")"
}
psql_exec 'SELECT 1' >/dev/null || {
echo 'Connection to PostgreSQL server failed' >&2
exit 1
}
if su - "${postgres_user}" -c "psql postgres -twAc 'SHOW ${conf_name}'" \
| cmp -s "${__object:?}/parameter/value" -
if psql_exec "SHOW ${conf_name}" | cmp -s "${__object:?}/parameter/value" -
then
echo present
else
# NOTE: SHOW/SET are case-insentitive, so this command should also be.
case $(su - "${postgres_user}" -c "psql postgres -tAwc \"SELECT CASE WHEN source = 'default' OR setting = boot_val THEN 'default' ELSE source END FROM pg_settings WHERE lower(name) = lower('${conf_name}')\"")
case $(psql_exec "SELECT CASE WHEN source = 'default' OR setting = boot_val THEN 'default' ELSE source END FROM pg_settings WHERE lower(name) = lower('${conf_name}')")
in
('')
# invalid configuration parameter