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-rwxr-xr-xsystemd/system-generators/postgresql-generator38
1 files changed, 38 insertions, 0 deletions
diff --git a/systemd/system-generators/postgresql-generator b/systemd/system-generators/postgresql-generator
new file mode 100755
index 0000000..12e8102
--- /dev/null
+++ b/systemd/system-generators/postgresql-generator
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+# This systemd generator creates dependency symlinks that make all PostgreSQL
+# clusters with "auto" in their start.conf file be started/stopped/reloaded
+# when postgresql.service is started/stopped/reloaded.
+
+set -eu
+
+gendir="$1"
+wantdir="$1/postgresql.service.wants"
+bindir="/usr/lib/postgresql/"
+#redhat# bindir="/usr/pgsql-"
+pgservice="/lib/systemd/system/postgresql@.service"
+
+mkdir -p "$wantdir"
+
+for conf in /etc/postgresql/*/*/postgresql.conf; do
+ # abort loop if glob was not expanded (but accept dead symlinks)
+ if ! test -e "$conf" && ! test -L "$conf"; then continue; fi
+
+ dir="${conf%/*}"
+
+ # evaluate start.conf
+ if [ -e "$dir/start.conf" ]; then
+ start=$(sed 's/#.*$//; /^[[:space:]]*$/d; s/^\s*//; s/\s*$//' "$dir/start.conf")
+ else
+ start=auto
+ fi
+ [ "$start" = "auto" ] || continue
+
+ verdir="${dir%/*}"
+ version="${verdir##*/}"
+ test -x "$bindir$version/bin/postgres" || continue # package got removed
+ cluster="${dir##*/}"
+ ln -s "$pgservice" "$wantdir/postgresql@$version-$cluster.service"
+done
+
+exit 0