Report SDB server state to Prometheus

Change-Id: Ied4f1a12ae11c0486dbeb330de0988541116d0c1

diff --git a/tsp/common.sh b/tsp/common.sh
index 69f20fa..43ddf39 100755 (executable)
--- a/tsp/common.sh
+++ b/tsp/common.sh
@@ -46,6 +46,9 @@ WS_PUBLISH="${WS}/publish"
 SNAPSHOT_WS_DOWNLOAD="${WS_DOWNLOAD}/snapshot"
 SNAPSHOT_WS_DOWNLOAD_NEW="${WS_DOWNLOAD}/new_snapshot"
 
+PROM_DIR="${WS}/prom"
+
+test -d "${PROM_DIR}" || mkdir -p "${PROM_DIR}"
 test -d "${WS_PUBLISH}" || mkdir -p "${WS_PUBLISH}"
 
 DBNAME="results.db3"
@@ -79,6 +82,20 @@ init_db() {
 
 test -f "${DBPATH}" || init_db
 
+post_prom() {
+    NAME="$1"
+    VALUE="$2"
+    HELP="$3"
+    test -n "$NAME" || die "Missing argument: name"
+    test -n "$VALUE" || die "Missing argument: value"
+    {
+        test -z "$HELP" || echo "# HELP $NAME $HELP"
+        echo "# TYPE $NAME gauge"
+        echo "$NAME $VALUE"
+    } > "$PROM_DIR/temp.$$"
+    mv "$PROM_DIR/temp.$$" "$PROM_DIR/$NAME.prom"
+}
+
 tsrun_target() {
     test -n "$1" || die "Missing argument: target"
     TMPDIR="/tmp/tl-runner-$1"

diff --git a/tsp/jobs/watch_sdb.sh b/tsp/jobs/watch_sdb.sh
index 27eb814..4546f9a 100755 (executable)
--- a/tsp/jobs/watch_sdb.sh
+++ b/tsp/jobs/watch_sdb.sh
@@ -16,6 +16,10 @@
 
 # Author: Aleksander Mistewicz <a.mistewicz@samsung.com>
 
+export TSP_DIR="$(CDPATH='' cd -- "$(dirname -- "$0")" && pwd -P)/.."
+
+. "${TSP_DIR}/common.sh"
+
 # make sure the server is running
 timeout 120 sdb start-server
 
@@ -23,10 +27,9 @@ timeout 120 sdb start-server
 SDB="$(timeout 120 sdb devices)"
 SDB_RET="$?"
 
-if [ "${SDB_RET}" -eq 0 ]; then
-    echo $(date) ok >> /tmp/sdb.log
-else
-    echo $(date) restart >> /tmp/sdb.log
+if [ "${SDB_RET}" -ne 0 ]; then
     killall sdb
     sdb start-server
 fi
+
+post_prom "sdb_status" "$SDB_RET" "Return value of sdb devices"