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Make logdump work for GKE with 'use_custom_instance_list' defined

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Shyam Jeedigunta
2017-09-02 00:29:16 +02:00
parent aac1837218
commit a31703631f
1 changed files with 12 additions and 17 deletions
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23
cluster/log-dump/log-dump.sh
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@@ -39,6 +39,7 @@ fi
readonly master_ssh_supported_providers="gce aws" readonly master_ssh_supported_providers="gce aws"
readonly node_ssh_supported_providers="gce gke aws" readonly node_ssh_supported_providers="gce gke aws"
readonly gcloud_supported_providers="gce gke"
readonly master_logfiles="kube-apiserver kube-scheduler rescheduler kube-controller-manager etcd etcd-events glbc cluster-autoscaler kube-addon-manager fluentd" readonly master_logfiles="kube-apiserver kube-scheduler rescheduler kube-controller-manager etcd etcd-events glbc cluster-autoscaler kube-addon-manager fluentd"
readonly node_logfiles="kube-proxy fluentd node-problem-detector" readonly node_logfiles="kube-proxy fluentd node-problem-detector"
@@ -55,11 +56,6 @@ readonly systemd_services="kubelet docker"
# file descriptors for large clusters. # file descriptors for large clusters.
readonly max_scp_processes=25 readonly max_scp_processes=25
# This template spits out the external IPs and images for each node in the cluster in a format like so:
# 52.32.7.85 gcr.io/google_containers/kube-apiserver:1355c18c32d7bef16125120bce194fad gcr.io/google_containers/kube-controller-manager:46365cdd8d28b8207950c3c21d1f3900 [...]
echo "Obtaining IPs and images for cluster nodes"
readonly ips_and_images='{range .items[*]}{@.status.addresses[?(@.type == "ExternalIP")].address} {@.status.images[*].names[*]}{"\n"}{end}'
function setup() { function setup() {
if [[ -z "${use_custom_instance_list}" ]]; then if [[ -z "${use_custom_instance_list}" ]]; then
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../.. KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
@@ -68,6 +64,8 @@ function setup() {
source "${KUBE_ROOT}/cluster/kube-util.sh" source "${KUBE_ROOT}/cluster/kube-util.sh"
echo "Detecting project" echo "Detecting project"
detect-project 2>&1 detect-project 2>&1
elif [[ "${KUBERNETES_PROVIDER}" == "gke" ]]; then
echo "Using 'use_custom_instance_list' with gke, skipping check for LOG_DUMP_SSH_KEY and LOG_DUMP_SSH_USER"
elif [[ -z "${LOG_DUMP_SSH_KEY:-}" ]]; then elif [[ -z "${LOG_DUMP_SSH_KEY:-}" ]]; then
echo "LOG_DUMP_SSH_KEY not set, but required when using log_dump_custom_get_instances" echo "LOG_DUMP_SSH_KEY not set, but required when using log_dump_custom_get_instances"
exit 1 exit 1
@@ -105,20 +103,17 @@ function copy-logs-from-node() {
# Comma delimit (even the singleton, or scp does the wrong thing), surround by braces. # Comma delimit (even the singleton, or scp does the wrong thing), surround by braces.
local -r scp_files="{$(printf "%s," "${files[@]}")}" local -r scp_files="{$(printf "%s," "${files[@]}")}"
if [[ -n "${use_custom_instance_list}" ]]; then if [[ "${gcloud_supported_providers}" =~ "${KUBERNETES_PROVIDER}" ]]; then
scp -oLogLevel=quiet -oConnectTimeout=30 -oStrictHostKeyChecking=no -i "${LOG_DUMP_SSH_KEY}" "${LOG_DUMP_SSH_USER}@${node}:${scp_files}" "${dir}" > /dev/null || true
else
case "${KUBERNETES_PROVIDER}" in
gce|gke)
# get-serial-port-output lets you ask for ports 1-4, but currently (11/21/2016) only port 1 contains useful information # get-serial-port-output lets you ask for ports 1-4, but currently (11/21/2016) only port 1 contains useful information
gcloud compute instances get-serial-port-output --project "${PROJECT}" --zone "${ZONE}" --port 1 "${node}" > "${dir}/serial-1.log" || true gcloud compute instances get-serial-port-output --project "${PROJECT}" --zone "${ZONE}" --port 1 "${node}" > "${dir}/serial-1.log" || true
gcloud compute scp --recurse --project "${PROJECT}" --zone "${ZONE}" "${node}:${scp_files}" "${dir}" > /dev/null || true gcloud compute scp --recurse --project "${PROJECT}" --zone "${ZONE}" "${node}:${scp_files}" "${dir}" > /dev/null || true
;; elif [[ "${KUBERNETES_PROVIDER}" == "aws" ]]; then
aws)
local ip=$(get_ssh_hostname "${node}") local ip=$(get_ssh_hostname "${node}")
scp -oLogLevel=quiet -oConnectTimeout=30 -oStrictHostKeyChecking=no -i "${AWS_SSH_KEY}" "${SSH_USER}@${ip}:${scp_files}" "${dir}" > /dev/null || true scp -oLogLevel=quiet -oConnectTimeout=30 -oStrictHostKeyChecking=no -i "${AWS_SSH_KEY}" "${SSH_USER}@${ip}:${scp_files}" "${dir}" > /dev/null || true
;; elif [[ -n "${use_custom_instance_list}" ]]; then
esac scp -oLogLevel=quiet -oConnectTimeout=30 -oStrictHostKeyChecking=no -i "${LOG_DUMP_SSH_KEY}" "${LOG_DUMP_SSH_USER}@${node}:${scp_files}" "${dir}" > /dev/null || true
else
echo "Unknown cloud-provider '${KUBERNETES_PROVIDER}' and use_custom_instance_list is unset too - skipping logdump for '${node}'"
fi fi
} }