openstack-helm-infra/roles/gather-pod-logs/tasks/main.yaml
Wahlstedt, Walter (ww229g) d132d708e9 Docker log collection
Collect logs for zuul jobs that use docker

Change-Id: I8da05be5e84c0d565655721c4545ca7446794858
2023-02-22 12:38:07 -05:00

64 lines
2.6 KiB
YAML

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
- name: "creating directory for pod logs"
file:
path: "{{ logs_dir }}/pod-logs"
state: directory
- name: "creating directory for failed pod logs"
file:
path: "{{ logs_dir }}/pod-logs/failed-pods"
state: directory
- name: "retrieve all kubernetes logs, current and previous (if they exist)"
shell: |-
set -e
PARALLELISM_FACTOR=2
function get_namespaces () {
kubectl get namespaces -o name | awk -F '/' '{ print $NF }'
}
function get_pods () {
NAMESPACE=$1
kubectl get pods -n ${NAMESPACE} -o name | awk -F '/' '{ print $NF }' | xargs -L1 -P 1 -I {} echo ${NAMESPACE} {}
}
export -f get_pods
function get_pod_logs () {
NAMESPACE=${1% *}
POD=${1#* }
INIT_CONTAINERS=$(kubectl get pod $POD -n ${NAMESPACE} -o json | jq -r '.spec.initContainers[]?.name')
CONTAINERS=$(kubectl get pod $POD -n ${NAMESPACE} -o json | jq -r '.spec.containers[].name')
for CONTAINER in ${INIT_CONTAINERS} ${CONTAINERS}; do
echo "${NAMESPACE}/${POD}/${CONTAINER}"
mkdir -p "{{ logs_dir }}/pod-logs/${NAMESPACE}/${POD}"
mkdir -p "{{ logs_dir }}/pod-logs/failed-pods/${NAMESPACE}/${POD}"
kubectl logs ${POD} -n ${NAMESPACE} -c ${CONTAINER} > "{{ logs_dir }}/pod-logs/${NAMESPACE}/${POD}/${CONTAINER}.txt"
kubectl logs --previous ${POD} -n ${NAMESPACE} -c ${CONTAINER} > "{{ logs_dir }}/pod-logs/failed-pods/${NAMESPACE}/${POD}/${CONTAINER}.txt"
done
}
export -f get_pod_logs
get_namespaces | \
xargs -r -n 1 -P ${PARALLELISM_FACTOR} -I {} bash -c 'get_pods "$@"' _ {} | \
xargs -r -n 2 -P ${PARALLELISM_FACTOR} -I {} bash -c 'get_pod_logs "$@"' _ {}
args:
executable: /bin/bash
ignore_errors: True
- name: "Downloads pod logs to executor"
synchronize:
src: "{{ logs_dir }}/pod-logs"
dest: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}"
mode: pull
ignore_errors: True
...