Add configuration files for Ghost, MariaDB, Nextcloud, Postgres, and Redis; implement generate-config script and enhance load-env script for dependency management

This commit is contained in:
2025-05-18 15:15:59 -07:00
parent 5498301271
commit 11b6bd0de1
8 changed files with 311 additions and 5 deletions

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@@ -0,0 +1,13 @@
GHOST_NAMESPACE=ghost
GHOST_HOST=blog.${DOMAIN}
GHOST_TITLE="My Blog"
GHOST_EMAIL=
GHOST_STORAGE_SIZE=10Gi
GHOST_MARIADB_STORAGE_SIZE=8Gi
GHOST_DATABASE_HOST=mariadb.mariadb.svc.cluster.local
GHOST_DATABASE_USER=ghost
GHOST_DATABASE_NAME=ghost
# Secrets
GHOST_PASSWORD=
GHOST_DATABASE_PASSWORD=

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@@ -0,0 +1,11 @@
MARIADB_NAMESPACE=mariadb
MARIADB_RELEASE_NAME=mariadb
MARIADB_USER=app
MARIADB_DATABASE=app_database
MARIADB_STORAGE=8Gi
MARIADB_TAG=11.4.5
MARIADB_PORT=3306
# Secrets
MARIADB_PASSWORD=
MARIADB_ROOT_PASSWORD=

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# Config
NEXTCLOUD_ADMIN_USER=admin
NEXTCLOUD_TRUSTED_DOMAINS=$DOMAIN
NEXTCLOUD_DOMAIN=nextcloud.$DOMAIN
NEXTCLOUD_STORAGE=5Gi
NEXTCLOUD_NFS_STORAGE=100Gi
PHP_MEMORY_LIMIT=4G
PHP_UPLOAD_LIMIT=1G
NEXTCLOUD_IMAGE=nextcloud:26
NEXTCLOUD_DB_TYPE=postgres
NEXTCLOUD_DB_HOST=postgres.postgres.svc.cluster.local
NEXTCLOUD_DB_USER=nextcloud
NEXTCLOUD_DB_NAME=nextcloud
POSTGRES_ADMIN_USER=$POSTGRES_USER
# Secrets
NEXTCLOUD_ADMIN_PASSWORD=
NEXTCLOUD_DB_PASSWORD=
POSTGRES_ADMIN_PASSWORD=$POSTGRES_PASSWORD

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@@ -0,0 +1,4 @@
POSTGRES_DB=postgres
POSTGRES_USER=postgres
POSTGRES_PASSWORD=OhPostgres!
POSTGRES_STORAGE=10Gi

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74
bin/generate-config Executable file
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@@ -0,0 +1,74 @@
#!/usr/bin/env bash
# This script generates config.env and secrets.env files for an app
# by evaluating variables in the app's .env file and splitting them
# into regular config and secret variables based on the "# Secrets" marker
#
# Usage: bin/generate-config <app-name>
set -e
# Verify that an app name was provided
if [ $# -lt 1 ]; then
echo "Error: Missing app name"
echo "Usage: $(basename "$0") <app-name>"
exit 1
fi
# Source environment variables from load-env.sh
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
REPO_DIR="$(dirname "$SCRIPT_DIR")"
if [ -f "$REPO_DIR/load-env.sh" ]; then
source "$REPO_DIR/load-env.sh"
fi
APP_NAME="$1"
APP_DIR="$APPS_DIR/$APP_NAME"
ENV_FILE="$APP_DIR/config/.env"
CONFIG_FILE="$APP_DIR/config/config.env"
SECRETS_FILE="$APP_DIR/config/secrets.env"
# Check if the app exists
if [ ! -d "$APP_DIR" ]; then
echo "Error: App '$APP_NAME' not found"
exit 1
fi
# Check if the .env file exists
if [ ! -f "$ENV_FILE" ]; then
echo "Error: Environment file not found: $ENV_FILE"
exit 1
fi
# Process the .env file
echo "Generating config files for $APP_NAME..."
# Create temporary files for processed content
TMP_FILE="$APP_DIR/config/processed.env" # $(mktemp)
# Process the file with envsubst to expand variables
envsubst < "$ENV_FILE" > $TMP_FILE
# Initialize header for output files
echo "# Generated by \`generate-config\` on $(date)" > "$CONFIG_FILE"
echo "# Generated by \`generate-config\` on $(date)" > "$SECRETS_FILE"
# Find the line number of the "# Secrets" marker
SECRETS_LINE=$(grep -n "^# Secrets" $TMP_FILE | cut -d':' -f1)
if [ -n "$SECRETS_LINE" ]; then
# Extract non-comment lines with "=" before the "# Secrets" marker
head -n $((SECRETS_LINE - 1)) $TMP_FILE | grep -v "^#" | grep "=" >> "$CONFIG_FILE"
# Extract non-comment lines with "=" after the "# Secrets" marker
tail -n +$((SECRETS_LINE + 1)) $TMP_FILE | grep -v "^#" | grep "=" >> "$SECRETS_FILE"
else
# No secrets marker found, put everything in config
grep -v "^#" $TMP_FILE | grep "=" >> "$CONFIG_FILE"
fi
# Clean up
rm -f "$TMP_FILE"
echo "Generated:"
echo " - $CONFIG_FILE"
echo " - $SECRETS_FILE"

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@@ -8,8 +8,30 @@ cd "$SCRIPT_DIR"
# Install gomplate
if command -v gomplate &> /dev/null; then
echo "gomplate is already installed."
exit 0
else
curl -sSL https://github.com/hairyhenderson/gomplate/releases/latest/download/gomplate_linux-amd64 -o $HOME/.local/bin/gomplate
chmod +x $HOME/.local/bin/gomplate
echo "gomplate installed successfully."
fi
# Install kustomize
if command -v kustomize &> /dev/null; then
echo "kustomize is already installed."
else
curl -s "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh" | bash
mv kustomize $HOME/.local/bin/
echo "kustomize installed successfully."
fi
## Install yq
if command -v yq &> /dev/null; then
echo "yq is already installed."
else
VERSION=v4.45.4
BINARY=yq_linux_amd64
wget https://github.com/mikefarah/yq/releases/download/${VERSION}/${BINARY}.tar.gz -O - | tar xz
mv ${BINARY} $HOME/.local/bin/yq
chmod +x $HOME/.local/bin/yq
rm yq.1
echo "yq installed successfully."
fi
curl -sSL https://github.com/hairyhenderson/gomplate/releases/latest/download/gomplate_linux-amd64 -o $HOME/.local/bin/gomplate
chmod +x $HOME/.local/bin/gomplate
echo "gomplate installed successfully."

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@@ -1,16 +1,178 @@
#!/usr/bin/env bash
# This script sources environment variables from:
# 1. The root .env file
# 2. App-specific .env files from enabled apps (with install=true in manifest.yaml)
# Dependencies are respected - if app A requires app B, app B's .env is sourced first
# set -e
PROJECT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ENV_FILE="$PROJECT_DIR/.env"
BIN_DIR="$PROJECT_DIR/bin"
APPS_DIR="$PROJECT_DIR/apps"
# Check if yq is installed
if ! command -v yq &> /dev/null; then
echo "Error: yq is not installed. Please install it first."
echo "You can install it with: wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/local/bin/yq && chmod +x /usr/local/bin/yq"
exit 1
fi
# Source the main .env file
if [ ! -f "$ENV_FILE" ]; then
echo "Error: Environment file not found: $ENV_FILE"
exit 1
fi
# Turn on allexport to automatically export all variables
set -a
source "$ENV_FILE"
set +a
export PATH="$BIN_DIR:$PATH"
# Function to parse YAML using yq
parse_yaml() {
local yaml_file=$1
# Extract the values we need using yq
local name=$(yq eval '.name' "$yaml_file")
local install=$(yq eval '.install' "$yaml_file")
# Convert boolean to 1/0 for consistency
if [ "$install" = "true" ]; then
install="1"
elif [ "$install" = "false" ]; then
install="0"
fi
# Get dependencies as space-separated string
local requires=""
if yq eval 'has("requires")' "$yaml_file" | grep -q "true"; then
requires=$(yq eval '.requires[].name' "$yaml_file" | tr '\n' ' ' | sed 's/ $//')
fi
# Return the parsed data as a single line
echo "$name|$install|$requires"
}
# Resolve dependencies and create a list of apps to source in the right order
resolve_dependencies() {
local apps=()
local apps_to_install=()
local deps_map=()
# Parse all manifest files
for manifest in "$APPS_DIR"/*/manifest.yaml; do
local app_dir=$(dirname "$manifest")
local app_name=$(basename "$app_dir")
local parsed_data=$(parse_yaml "$manifest")
IFS='|' read -r name install requires <<< "$parsed_data"
# Add to our arrays
apps+=("$name")
if [ "$install" = "1" ] || [ "$install" = "true" ]; then
apps_to_install+=("$name")
deps_map+=("$name:$requires")
fi
done
# Create an ordered list with dependencies first
local ordered=()
# First add apps with no dependencies
for app in "${apps_to_install[@]}"; do
local has_deps=false
for dep_entry in "${deps_map[@]}"; do
local app_name=$(echo "$dep_entry" | cut -d':' -f1)
local deps=$(echo "$dep_entry" | cut -d':' -f2)
if [ "$app_name" = "$app" ] && [ -n "$deps" ]; then
has_deps=true
break
fi
done
if [ "$has_deps" = false ]; then
ordered+=("$app")
fi
done
# Now add apps with resolved dependencies
local remaining=()
for app in "${apps_to_install[@]}"; do
if ! echo " ${ordered[*]} " | grep -q " $app "; then
remaining+=("$app")
fi
done
while [ ${#remaining[@]} -gt 0 ]; do
local progress=false
for app in "${remaining[@]}"; do
local all_deps_resolved=true
# Find the dependencies for this app
local app_deps=""
for dep_entry in "${deps_map[@]}"; do
local app_name=$(echo "$dep_entry" | cut -d':' -f1)
local deps=$(echo "$dep_entry" | cut -d':' -f2)
if [ "$app_name" = "$app" ]; then
app_deps="$deps"
break
fi
done
# Check if all dependencies are in the ordered list
if [ -n "$app_deps" ]; then
for dep in $app_deps; do
if ! echo " ${ordered[*]} " | grep -q " $dep "; then
all_deps_resolved=false
break
fi
done
fi
if [ "$all_deps_resolved" = true ]; then
ordered+=("$app")
progress=true
fi
done
# If no progress was made, we have a circular dependency
if [ "$progress" = false ]; then
echo "Warning: Circular dependency detected in app manifests"
# Add remaining apps to avoid getting stuck
ordered+=("${remaining[@]}")
break
fi
# Update remaining list
local new_remaining=()
for app in "${remaining[@]}"; do
if ! echo " ${ordered[*]} " | grep -q " $app "; then
new_remaining+=("$app")
fi
done
remaining=("${new_remaining[@]}")
done
echo "${ordered[@]}"
}
# Get ordered list of apps to source
ordered_apps=($(resolve_dependencies))
# Source app .env files in dependency order
# echo "Sourcing app environment files..."
for app in "${ordered_apps[@]}"; do
app_env_file="$APPS_DIR/$app/config/.env"
if [ -f "$app_env_file" ]; then
# echo " - $app"
set -a
source "$app_env_file"
set +a
fi
done
# Add bin directory to PATH
export PATH="$BIN_DIR:$PATH"