Datadog Logs

datadog-troubleshooter.sh

#!/bin/bash

# Function to log messages
log() {
  echo "[$(date +'%Y-%m-%d %H:%M:%S')] $1"
}

log "###################################### STARTING DATADOG DEBUG SCRIPT ######################################"

# Check if the Datadog log file exists before processing
if [ -f /var/log/datadog/agent.log ]; then
  log "###################################### Displaying the last 200 lines of the Datadog agent log: ######################################"
  tail -200 /var/log/datadog/agent.log

  log "###################################### Displaying the first 200 lines of the Datadog agent log: ######################################"
  head -200 /var/log/datadog/agent.log
else
  log "###################################### ERROR: Datadog agent log file not found at /var/log/datadog/agent.log. ######################################"
fi

# Check Datadog agent status
log "###################################### Checking Datadog agent status: ######################################"
sudo datadog-agent status

# Check Datadog agent health
log "###################################### Checking Datadog agent health:######################################"
sudo datadog-agent health

log "###################################### Checking Datadog agent hostname: ######################################"
sudo datadog-agent hostname

# List files in the Datadog configuration directory
DATADOG_DIR="/etc/datadog-agent"
if [ -d "$DATADOG_DIR" ]; then
  log "Listing files in the Datadog configuration directory ($DATADOG_DIR):"
  ls "$DATADOG_DIR"
else
  log "ERROR: Datadog configuration directory not found at $DATADOG_DIR."
  exit 0
fi

# List all Docker containers
log "###################################### Listing all Docker containers: ######################################"
sudo docker ps -a

# Define the container names
containers=("kafka-dbz-ife-connect" "kafka-dbz-ccc-connect")

# Function to check the status of a container
check_container_status() {
    local container_name=$1
    docker inspect -f '{{.State.Running}}' "$container_name" 2>/dev/null
}

# Function to start a container
start_container() {
    local container_name=$1
    echo "Starting container: $container_name"
    sudo docker start "$container_name"
}

# Main script execution
for container in "${containers[@]}"; do
    status=$(check_container_status "$container")

    if [ "$status" == "true" ]; then
        echo "Container '$container' is already running."
    else
        echo "Container '$container' is not running or does not exist."
        start_container "$container"
    fi

done

# Output container statuses after starting them
echo -e "\nFinal container statuses:"
sudo docker ps -a


log "###################################### SCRIPT COMPLETED ######################################"