Fizz
242bb15641
Expose the existing stdio server to a dedicated Buzz agent without granting mutation tools or leaking unrelated runtime credentials. Document the verified Hermes and Buzz client paths. Co-authored-by: fredamn76 <fredrik.fallman@gmail.com> Signed-off-by: fredamn76 <fredrik.fallman@gmail.com>
80 lines
2.6 KiB
Bash
Executable File
80 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Buzz's managed-agent harness accepts one MCP executable per agent. Keep the
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# Mealie credential out of the agent definition by loading only the three
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# variables this server understands from the existing Hermes dotenv file.
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mealie_env_file="${MEALIE_ENV_FILE:-${HOME}/.hermes/.env}"
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mealie_repo_dir="${MEALIE_MCP_REPO_DIR:-/home/fredrik/.buzz/REPOS/mealie-mcp}"
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mealie_uv_bin="${MEALIE_UV_BIN:-/home/fredrik/.local/bin/uv}"
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mealie_token="${MEALIE_API_TOKEN:-}"
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mealie_base_url="${MEALIE_BASE_URL:-}"
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mealie_user_agent="${MEALIE_USER_AGENT:-}"
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clean_dotenv_value() {
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local value="$1"
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local first
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local last
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value="${value%$'\r'}"
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if (( ${#value} >= 2 )); then
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first="${value:0:1}"
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last="${value: -1}"
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if [[ "$first" == "$last" && ( "$first" == "'" || "$first" == '"' ) ]]; then
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value="${value:1:${#value}-2}"
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fi
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fi
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REPLY="$value"
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}
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if [[ -r "$mealie_env_file" ]]; then
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while IFS= read -r line || [[ -n "$line" ]]; do
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case "$line" in
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MEALIE_API_TOKEN=*)
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if [[ -z "$mealie_token" ]]; then
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clean_dotenv_value "${line#*=}"
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mealie_token="$REPLY"
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fi
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;;
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MEALIE_BASE_URL=*)
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if [[ -z "$mealie_base_url" ]]; then
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clean_dotenv_value "${line#*=}"
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mealie_base_url="$REPLY"
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fi
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;;
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MEALIE_USER_AGENT=*)
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if [[ -z "$mealie_user_agent" ]]; then
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clean_dotenv_value "${line#*=}"
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mealie_user_agent="$REPLY"
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fi
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;;
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esac
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done < "$mealie_env_file"
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fi
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if [[ -z "$mealie_token" ]]; then
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printf 'MEALIE_API_TOKEN is not set and was not found in %s\n' "$mealie_env_file" >&2
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exit 1
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fi
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mealie_base_url="${mealie_base_url:-https://recept.famfallman.com}"
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mealie_user_agent="${mealie_user_agent:-Mealie-MCP/0.1}"
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# Do not forward the rest of the Desktop/Hermes environment to the MCP
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# subprocess. In particular, unrelated provider and platform tokens must not
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# become visible to this server. Export after sanitizing so the token is never
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# passed as a command-line argument to an intermediate `env` process.
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while IFS= read -r variable_name; do
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case "$variable_name" in
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HOME | PATH | LANG) ;;
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*) unset "$variable_name" ;;
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esac
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done < <(compgen -e)
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export MEALIE_API_TOKEN="$mealie_token"
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export MEALIE_BASE_URL="$mealie_base_url"
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export MEALIE_USER_AGENT="$mealie_user_agent"
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exec "$mealie_uv_bin" --directory "$mealie_repo_dir" run mealie-mcp-read-only
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