ConvertToConfigMap

#!/bin/bash

# Script to generate ConfigMap definitions for files in a specified directory

# Check if a directory path was provided
if [ $# -ne 2 ]; then
    echo "Usage: $0 <source_directory> <configmap_name>"
    echo "Example: $0 ./config-files my-app-config"
    exit 1
fi

# Assign arguments to variables
SOURCE_DIR=$1
CONFIGMAP_NAME=$2

# Check if the directory exists
if [ ! -d "$SOURCE_DIR" ]; then
    echo "Error: Directory '$SOURCE_DIR' does not exist"
    exit 1
fi

# Count files in the directory
FILE_COUNT=$(find "$SOURCE_DIR" -type f | wc -l)
if [ $FILE_COUNT -eq 0 ]; then
    echo "Error: No files found in '$SOURCE_DIR'"
    exit 1
fi

# Start creating the ConfigMap YAML file
echo "Creating ConfigMap for files in '$SOURCE_DIR'..."

# Generate ConfigMap header
cat > "${CONFIGMAP_NAME}.yaml" << EOF
apiVersion: v1
kind: ConfigMap
metadata:
  name: ${CONFIGMAP_NAME}
data:
EOF

# Loop through each file in the directory
find "$SOURCE_DIR" -type f | sort | while read -r file; do
    filename=$(basename "$file")
    
    echo "  Processing file: $filename"
    
    # Add the file content to the ConfigMap
    echo "  ${filename}: |" >> "${CONFIGMAP_NAME}.yaml"
    
    # Add each line of the file with proper indentation (2 spaces for YAML)
    while IFS= read -r line; do
        echo "    $line" >> "${CONFIGMAP_NAME}.yaml"
    done < "$file"
    
    # Add an empty line for readability
    echo "" >> "${CONFIGMAP_NAME}.yaml"
done

echo "ConfigMap has been generated as '${CONFIGMAP_NAME}.yaml'"
exit 0