Improve script logging

Signed-off-by: Martin Heide <martin.heide@faro.com>

scripts/slapd.sh

@@ -10,41 +10,47 @@
 set -eu
 cd -- "$(dirname "$0")/.."
 
+run_cmd() {
+	echo ">" "$@" >&2
+	"$@"
+}
+
 keep_running=
 if [ $# -gt 0 ] && [ "$1" = "--keep" ]; then
-    keep_running=1
+	keep_running=1
 fi
 
 if [ -z "$keep_running" ] || [ "$(docker inspect --format="{{.State.Running}}" ldap 2> /dev/null)" != "true" ]; then
-    echo "LDAP container not running, or running and --keep not specified."
-    echo "Removing old LDAP container (if any)..."
-    docker rm --force ldap || true
-    echo "Starting LDAP container..."
-    # Currently the most popular OpenLDAP image on Docker Hub. Comes with the latest version OpenLDAP 2.4.50.
-    docker run -p 389:389 -p 636:636 -v $PWD:$PWD --name ldap --detach osixia/openldap:1.4.0
+	echo "LDAP container not running, or running and --keep not specified."
+	echo "Removing old LDAP container (if any)..."
+	run_cmd docker rm --force ldap || true
+	echo "Starting LDAP container..."
+	# Currently the most popular OpenLDAP image on Docker Hub. Comes with the latest version OpenLDAP 2.4.50.
+	run_cmd docker run -p 389:389 -p 636:636 -v $PWD:$PWD --name ldap --detach osixia/openldap:1.4.0
 
-    tries=1
-    max_tries=10
-    echo "Waiting for LDAP container ($tries/$max_tries)..."
-    # Wait until expected line "structuralObjectClass: organization" shows up.
-    # Seems to work more reliably than waiting for exit code 0. That would be:
-    #   while ! docker exec ldap slapcat -b "dc=example,dc=org" > /dev/null 2>&1; do
-    while [[ ! "$(docker exec ldap slapcat -b "dc=example,dc=org" 2>/dev/null)" =~ organization ]]; do
-        ((++tries))
-        if [ "$tries" -gt "$max_tries" ]; then
-            echo "ERROR: Timeout waiting for LDAP container."
-            exit 1
-        fi
-        sleep 1
-        echo "Waiting for LDAP container ($tries/$max_tries)..."
-    done
+	tries=1
+	max_tries=10
+	echo "Waiting for LDAP container ($tries/$max_tries)..."
+	# Wait until expected line "structuralObjectClass: organization" shows up.
+	# Seems to work more reliably than waiting for exit code 0. That would be:
+	#   while ! docker exec ldap slapcat -b "dc=example,dc=org" > /dev/null 2>&1; do
+	while [[ ! "$(docker exec ldap slapcat -b "dc=example,dc=org" 2>/dev/null)" =~ organization ]]; do
+		((++tries))
+		if [ "$tries" -gt "$max_tries" ]; then
+			echo "ERROR: Timeout waiting for LDAP container."
+			exit 1
+		fi
+		sleep 1
+		echo "Waiting for LDAP container ($tries/$max_tries)..."
+	done
 fi
 
 echo "Adding example entries to directory..."
-set -x
-docker exec ldap ldapadd \
-    -x \
-    -D "cn=admin,dc=example,dc=org" \
-    -w admin \
-    -H ldap://localhost:389/ \
-    -f $PWD/examples/config-ldap.ldif
+run_cmd docker exec ldap ldapadd \
+	-x \
+	-D "cn=admin,dc=example,dc=org" \
+	-w admin \
+	-H ldap://localhost:389/ \
+	-f $PWD/examples/config-ldap.ldif
+
+echo "OK."