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chore: fix the collect-logs.sh
Signed-off-by: Zhiying Lin <zhiyingl456@gmail.com>
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‎test/e2e/collect-logs.sh‎

Lines changed: 124 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -34,31 +34,125 @@ echo -e "${GREEN}Starting log collection at ${TIMESTAMP}${NC}"
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echo "Logs will be saved to: ${LOG_DIR}"
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echo ""
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37-
# Function to collect logs from a pod
38-
collect_pod_logs() {
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# Function to get pod UID for log file lookup
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get_pod_uid() {
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local pod_name=$1
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kubectl get pod "${pod_name}" -n "${NAMESPACE}" -o jsonpath='{.metadata.uid}' 2>/dev/null || echo ""
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}
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# Function to get Kind node name for cluster
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get_kind_node_name() {
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local cluster_name=$1
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echo "${cluster_name}-control-plane"
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}
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# Function to collect logs directly from Kind node filesystem (much faster and complete)
50+
collect_pod_logs_direct() {
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local pod_name=$1
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local cluster_name=$2
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local log_file_prefix=$3
42-
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echo -e "${YELLOW}Collecting logs from pod ${pod_name} in cluster ${cluster_name}${NC}"
44-
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echo -e "${YELLOW}Collecting logs from pod ${pod_name} in cluster ${cluster_name} (direct access)${NC}"
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# Get pod UID for log directory lookup
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local pod_uid
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pod_uid=$(get_pod_uid "${pod_name}")
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if [ -z "$pod_uid" ]; then
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echo -e "${RED}Could not get UID for pod ${pod_name}, falling back to kubectl logs${NC}"
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collect_pod_logs_kubectl "$@"
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return
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fi
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# Get all containers in the pod
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local containers
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containers=$(kubectl get pod "${pod_name}" -n "${NAMESPACE}" -o jsonpath='{.spec.containers[*].name}' 2>/dev/null || echo "")
47-
4869
if [ -z "$containers" ]; then
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echo -e "${RED}No containers found in pod ${pod_name}${NC}"
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return
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fi
52-
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# Get Kind node name
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local node_name
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node_name=$(get_kind_node_name "${cluster_name}")
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# Construct log directory path inside the Kind node
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local log_dir="/var/log/pods/${NAMESPACE}_${pod_name}_${pod_uid}"
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# Collect logs for each container
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for container in $containers; do
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echo " - Container ${container}:"
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# Get all log files for this container from the Kind node
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local container_log_dir="${log_dir}/${container}"
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local log_files
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log_files=$(docker exec "${node_name}" find "${container_log_dir}" -name "*.log" 2>/dev/null | sort -V || echo "")
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if [ -z "$log_files" ]; then
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echo -e " ${RED}No direct log files found, falling back to kubectl logs${NC}"
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# Fallback to kubectl approach for this container
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local log_file="${log_file_prefix}-${container}.log"
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if kubectl logs "${pod_name}" -n "${NAMESPACE}" -c "${container}" > "${log_file}" 2>&1; then
95+
echo " -> ${log_file} (via kubectl)"
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else
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echo " -> Failed to get logs via kubectl" > "${log_file}"
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fi
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continue
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fi
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# Copy individual log files for this container
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local file_count=0
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for log_file_path in $log_files; do
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file_count=$((file_count + 1))
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local base_name
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base_name=$(basename "${log_file_path}")
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local individual_log_file="${log_file_prefix}-${container}-${base_name}"
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{
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echo "# Log file metadata"
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echo "# Timestamp: $(date -u '+%Y-%m-%d %H:%M:%S UTC')"
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echo "# Source: ${log_file_path}"
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echo "# Pod: ${pod_name}"
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echo "# Container: ${container}"
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echo "# Cluster: ${cluster_name}"
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echo "# Namespace: ${NAMESPACE}"
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echo "# Method: Direct file access from Kind node"
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echo "# Node: ${node_name}"
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echo "# Part: ${file_count} of $(echo "$log_files" | wc -l)"
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echo "# =================================="
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echo ""
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docker exec "${node_name}" cat "${log_file_path}" 2>/dev/null || echo "Failed to read ${log_file_path}"
124+
} > "${individual_log_file}"
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echo " -> ${individual_log_file}"
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done
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done
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}
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131+
# Function to collect logs using kubectl (fallback method)
132+
collect_pod_logs_kubectl() {
133+
local pod_name=$1
134+
local cluster_name=$2
135+
local log_file_prefix=$3
136+
137+
echo -e "${YELLOW}Collecting logs from pod ${pod_name} in cluster ${cluster_name} (kubectl fallback)${NC}"
138+
139+
# Get all containers in the pod
140+
containers=$(kubectl get pod "${pod_name}" -n "${NAMESPACE}" -o jsonpath='{.spec.containers[*].name}' 2>/dev/null || echo "")
141+
142+
if [ -z "$containers" ]; then
143+
echo -e "${RED}No containers found in pod ${pod_name}${NC}"
144+
return
145+
fi
146+
53147
# Collect logs for each container
54148
for container in $containers; do
55149
log_file="${log_file_prefix}-${container}.log"
56150
echo " - Container ${container} -> ${log_file}"
57-
151+
58152
# Get current logs
59153
kubectl logs "${pod_name}" -n "${NAMESPACE}" -c "${container}" > "${log_file}" 2>&1 || \
60154
echo "Failed to get logs for container ${container}" > "${log_file}"
61-
155+
62156
# Try to get previous logs if pod was restarted
63157
previous_log_file="${log_file_prefix}-${container}-previous.log"
64158
if kubectl logs "${pod_name}" -n "${NAMESPACE}" -c "${container}" --previous > "${previous_log_file}" 2>&1; then
@@ -69,6 +163,27 @@ collect_pod_logs() {
69163
done
70164
}
71165

166+
# Function to collect logs from a pod (tries direct access first, falls back to kubectl)
167+
collect_pod_logs() {
168+
local pod_name=$1
169+
local cluster_name=$2
170+
local log_file_prefix=$3
171+
172+
# Get pod info for debugging
173+
local pod_info_file="${log_file_prefix}-pod-info.txt"
174+
echo " - Pod info -> ${pod_info_file}"
175+
{
176+
echo "=== Pod Description ==="
177+
kubectl describe pod "${pod_name}" -n "${NAMESPACE}"
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echo ""
179+
echo "=== Pod YAML ==="
180+
kubectl get pod "${pod_name}" -n "${NAMESPACE}" -o yaml
181+
} > "${pod_info_file}" 2>&1
182+
183+
# Try direct access first (much better), fallback to kubectl if needed
184+
collect_pod_logs_direct "$@"
185+
}
186+
72187
# Collect hub cluster logs
73188
echo -e "${GREEN}=== Collecting Hub Cluster Logs ===${NC}"
74189
kind export kubeconfig --name "${HUB_CLUSTER}" 2>/dev/null || {

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