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authorVratko Polak <vrpolak@cisco.com>2019-08-08 15:11:38 +0200
committerVratko Polak <vrpolak@cisco.com>2019-08-09 14:36:09 +0000
commit6f1ff57c83763556450e8bfcb4571a9c017abe70 (patch)
treed4dd20a29b4f6a83700db36d6ef8737fb5795384 /resources/libraries/bash
parent5b28bc8c52a5f7ef72f03d03806f61ba45ecc623 (diff)
Skip bad testbeds in reservation
Previously, ssh-inaccesible testbeds were handled the same way as reserved, never ending the wait loop. With this, if no testbed is accessible, the job fails early. Change-Id: I01bc79094fe0232a47d795e53e3daa52e8742bac Signed-off-by: Vratko Polak <vrpolak@cisco.com>
Diffstat (limited to 'resources/libraries/bash')
-rw-r--r--resources/libraries/bash/function/common.sh61
1 files changed, 42 insertions, 19 deletions
diff --git a/resources/libraries/bash/function/common.sh b/resources/libraries/bash/function/common.sh
index a03e90422c..4a560ff98c 100644
--- a/resources/libraries/bash/function/common.sh
+++ b/resources/libraries/bash/function/common.sh
@@ -553,6 +553,36 @@ function installed () {
}
+function remove_topo () {
+
+ # Remove the argument from list of available topologies.
+ #
+ # Just a de-duplicated block of code
+ #
+ # Argument:
+ # - ${1} - The topology item to remove. Required.
+ # Variable read and re-written:
+ # - TOPOLOGIES - Array of paths to topologies, with failed cleanups removed.
+
+ set -exuo pipefail
+
+ warn "Testbed ${topo} seems unsuitable, removing from the list."
+
+ # Build new topology array.
+ # TOPOLOGIES=("${TOPOLOGIES[@]/$topo}")
+ # does not really work, see:
+ # https://stackoverflow.com/questions/16860877/remove-an-element-from-a-bash-array
+
+ new_topologies=()
+ for item in "${TOPOLOGIES[@]}"; do
+ if [[ "${item}" != "${1}" ]]; then
+ new_topologies+=("${item}")
+ fi
+ done
+ TOPOLOGIES=("${new_topologies[@]}")
+}
+
+
function reserve_and_cleanup_testbed () {
# Reserve physical testbed, perform cleanup, register trap to unreserve.
@@ -576,7 +606,7 @@ function reserve_and_cleanup_testbed () {
set -exuo pipefail
- while [[ ${TOPOLOGIES[@]} ]]; do
+ while true; do
for topo in "${TOPOLOGIES[@]}"; do
set +e
scrpt="${PYTHON_SCRIPTS_DIR}/topo_reservation.py"
@@ -609,38 +639,31 @@ function reserve_and_cleanup_testbed () {
warn "Testbed cleanup failed: ${topo}"
untrap_and_unreserve_testbed "Fail of unreserve after cleanup."
# WORKING_TOPOLOGY is now empty again.
- # Build new topology array.
- # TOPOLOGIES=("${TOPOLOGIES[@]/$topo}")
- # does not really work, see:
- # https://stackoverflow.com/questions/16860877/remove-an-element-from-a-bash-array
- new_topologies=()
- for item in "${TOPOLOGIES[@]}"; do
- if [[ "${item}" != "${topo}" ]]; then
- new_topologies+=("${item}")
- fi
- done
- TOPOLOGIES=("${new_topologies[@]}")
- break
+ remove_topo "${topo}"
+ elif [[ "${result}" != "2" ]]; then
+ # 1 or unexpected return code, testbed is probably unusable.
+ remove_topo "${topo}"
fi
+ # Else testbed is accessible but currently reserved, moving on.
done
if [[ -n "${WORKING_TOPOLOGY-}" ]]; then
# Exit the infinite while loop if we made a reservation.
+ warn "Reservation and cleanup successful."
break
fi
+ if [[ "${#TOPOLOGIES[@]}" == "0" ]]; then
+ die "Run out of operational testbeds!"
+ fi
+
# Wait ~3minutes before next try.
- sleep_time="$[ ( $RANDOM % 20 ) + 180 ]s" || {
+ sleep_time="$[ ( ${RANDOM} % 20 ) + 180 ]s" || {
die "Sleep time calculation failed."
}
echo "Sleeping ${sleep_time}"
sleep "${sleep_time}" || die "Sleep failed."
done
- if [[ ${TOPOLOGIES[@]} ]]; then
- echo "Reservation and cleanup successful."
- else
- die "Run out of operational testbeds!"
- fi
}