mirror of
https://github.com/okxlin/appstore.git
synced 2026-09-24 08:01:04 +00:00
93 lines
3.0 KiB
Bash
Executable File
93 lines
3.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd -P)"
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ENV_FILE="${ENV_FILE:-${ROOT_DIR}/.env}"
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fail() {
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printf '%s\n' "$1" >&2
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exit 1
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}
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read_env_value() {
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local key="$1"
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local value=""
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value="$(grep -E "^${key}=" "$ENV_FILE" | tail -n 1 | cut -d '=' -f 2- || true)"
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if [[ ${#value} -ge 2 && "${value:0:1}" == '"' && "${value: -1}" == '"' ]]; then
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value="${value:1:${#value}-2}"
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elif [[ ${#value} -ge 2 && "${value:0:1}" == "'" && "${value: -1}" == "'" ]]; then
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value="${value:1:${#value}-2}"
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fi
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printf '%s\n' "$value"
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}
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set_env_value() {
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local key="$1"
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local value="$2"
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local temp_file
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temp_file="$(mktemp "${ROOT_DIR}/.pocket-id-env.tmp.XXXXXX")"
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awk -v key="$key" -v value="$value" '
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BEGIN { written = 0 }
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$0 ~ "^" key "=" {
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if (!written) {
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print key "=" value
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written = 1
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}
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next
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}
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{ print }
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END {
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if (!written) print key "=" value
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}
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' "$ENV_FILE" > "$temp_file"
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chmod 600 "$temp_file"
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mv -f -- "$temp_file" "$ENV_FILE"
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}
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generate_key() {
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local value=""
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if command -v openssl >/dev/null 2>&1; then
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value="$(openssl rand -base64 32 | tr -d '\n')"
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elif [[ -r /dev/urandom ]] && command -v base64 >/dev/null 2>&1; then
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value="$(head -c 32 /dev/urandom | base64 | tr -d '\n')"
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fi
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[[ "$value" =~ ^[A-Za-z0-9+/]{43}=$ ]] || fail "Unable to generate a secure Pocket ID encryption key"
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printf '%s\n' "$value"
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}
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[[ -f "$ENV_FILE" ]] || fail "$ENV_FILE not found"
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[[ ! -L "$ENV_FILE" ]] || fail "$ENV_FILE must not be a symbolic link"
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app_url="$(read_env_value POCKET_ID_APP_URL)"
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[[ -n "$app_url" ]] || fail "POCKET_ID_APP_URL is required"
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case "$app_url" in
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*$'\n'* | *$'\r'* | *\\* | *'$'* | *'#'* | *'"'* | *"'") fail "POCKET_ID_APP_URL contains unsupported dotenv characters" ;;
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esac
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trust_proxy="$(read_env_value POCKET_ID_TRUST_PROXY)"
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[[ -n "$trust_proxy" ]] || trust_proxy=false
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[[ "$trust_proxy" =~ ^(false|[0-9A-Fa-f:.,/[:space:]-]+)$ ]] || fail "POCKET_ID_TRUST_PROXY must be false or a comma-separated IP/CIDR list"
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requested_key="$(read_env_value POCKET_ID_ENCRYPTION_KEY)"
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if [[ -z "$requested_key" || "$requested_key" == "generate" ]]; then
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encryption_key="$(generate_key)"
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else
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[[ "$requested_key" =~ ^[A-Za-z0-9+/]{43}=$ ]] || fail "POCKET_ID_ENCRYPTION_KEY must be generate or a base64-encoded 32-byte key"
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encryption_key="$requested_key"
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fi
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data_dir="${ROOT_DIR}/data"
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[[ ! -L "$data_dir" ]] || fail "Pocket ID data directory must not be a symbolic link"
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mkdir -p -- "$data_dir"
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if [[ "$(id -u)" -eq 0 ]]; then
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chown 65532:65532 "$data_dir"
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chmod 700 "$data_dir"
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else
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[[ "$(stat -c '%u:%g' "$data_dir")" == "65532:65532" ]] || fail "Pocket ID init must run as root to prepare the non-root data directory"
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[[ "$(stat -c '%a' "$data_dir")" == "700" ]] || fail "Pocket ID data directory must have mode 700"
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fi
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set_env_value POCKET_ID_APP_URL "$app_url"
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set_env_value POCKET_ID_ENCRYPTION_KEY "$encryption_key"
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set_env_value POCKET_ID_TRUST_PROXY "$trust_proxy"
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