Add ldap-get-emails script

ldap-get-emails

@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# List mail addresses found under base DN $1 (defaults to dc=ungleich,dc=ch)
+
+set -e
+
+# Hardcoded parameters.
+LDAP_SERVER="ldaps://ldap1.ungleich.ch"
+LDAP_BIND_DN="cn=manager,dc=ungleich,dc=ch"
+
+if [ "$1" != "" ]; then
+	LDAP_SEARCH_BASE="$1"
+else
+	LDAP_SEARCH_BASE="dc=ungleich,dc=ch"
+fi
+
+# Read secrets from environment.
+if [ "$LDAP_BIND_PASSWD" = "" ]; then
+	echo "You have to define LDAP_BIND_PASSWD before launching this script." >&2
+	exit 1
+fi
+
+# Extract mail addresses from LDAP directory.
+ldap_search_result="$(
+	ldapsearch -x -H "$LDAP_SERVER" \
+		-D "$LDAP_BIND_DN" \
+		-w "$LDAP_BIND_PASSWD" \
+		-b "$LDAP_SEARCH_BASE" mail
+	)"
+
+echo "$ldap_search_result" | grep 'mail:' | cut -d ' ' -f 2 -