f9a3e1e342
- Validates docker-compose.yml syntax using 'docker compose config' - Shows usage when called without arguments - Handles missing files gracefully with clear error messages - Supports -h/--help flag - Color-coded output (green success, red error) - Exit code 0 on valid config, 1 on errors Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
95 lines
2.1 KiB
Bash
Executable File
95 lines
2.1 KiB
Bash
Executable File
#!/bin/bash
|
|
# Laboratori Cloud - Docker Compose Validation Script
|
|
# Part of: "Corso Soluzioni Cloud"
|
|
#
|
|
# Description: Validates docker-compose.yml syntax using 'docker compose config'
|
|
# Usage: ./scripts/validate-compose.sh [path-to-compose-file]
|
|
|
|
# Color codes for output
|
|
RED='\033[0;31m'
|
|
GREEN='\033[0;32m'
|
|
YELLOW='\033[1;33m'
|
|
NC='\033[0m' # No Color
|
|
|
|
# Function to print error message
|
|
print_error() {
|
|
echo -e "${RED}[ERROR]${NC} $1" >&2
|
|
}
|
|
|
|
# Function to print success message
|
|
print_success() {
|
|
echo -e "${GREEN}[SUCCESS]${NC} $1"
|
|
}
|
|
|
|
# Function to print info message
|
|
print_info() {
|
|
echo "[INFO] $1"
|
|
}
|
|
|
|
# Function to print usage
|
|
print_usage() {
|
|
cat << EOF
|
|
Usage: $0 [path-to-compose-file]
|
|
|
|
Validates a docker-compose.yml file using 'docker compose config' without deploying.
|
|
|
|
Arguments:
|
|
path-to-compose-file Path to the docker-compose.yml file to validate
|
|
|
|
Options:
|
|
-h, --help Show this help message
|
|
|
|
Examples:
|
|
$0 docker-compose.yml
|
|
$0 labs/01-iam/docker-compose.yml
|
|
|
|
Exit codes:
|
|
0 - Validation successful
|
|
1 - Validation failed or file not found
|
|
EOF
|
|
}
|
|
|
|
# Check for help flag
|
|
if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
|
|
print_usage
|
|
exit 0
|
|
fi
|
|
|
|
# Check if argument is provided
|
|
if [ -z "$1" ]; then
|
|
print_error "No compose file specified"
|
|
echo ""
|
|
print_usage
|
|
exit 1
|
|
fi
|
|
|
|
COMPOSE_FILE="$1"
|
|
|
|
# Check if file exists
|
|
if [ ! -f "$COMPOSE_FILE" ]; then
|
|
print_error "File not found: $COMPOSE_FILE"
|
|
exit 1
|
|
fi
|
|
|
|
print_info "Validating compose file: $COMPOSE_FILE"
|
|
|
|
# Get the directory of the compose file
|
|
COMPOSE_DIR=$(dirname "$COMPOSE_FILE")
|
|
|
|
# Try to validate using docker compose config
|
|
# We redirect stderr to stdout to capture error messages
|
|
VALIDATION_OUTPUT=$(cd "$COMPOSE_DIR" && docker compose -f "$(basename "$COMPOSE_FILE")" config 2>&1)
|
|
VALIDATION_EXIT=$?
|
|
|
|
if [ $VALIDATION_EXIT -eq 0 ]; then
|
|
print_success "Compose file validation passed"
|
|
print_info "YAML syntax is valid and all directives are recognized"
|
|
exit 0
|
|
else
|
|
print_error "Compose file validation failed"
|
|
echo ""
|
|
echo "Docker Compose output:"
|
|
echo "$VALIDATION_OUTPUT"
|
|
exit 1
|
|
fi
|