108 lines
3.7 KiB
Bash
Executable File
108 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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# Dropshell Run - Execute a service command on the remote server
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#
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# Usage: ds_run.sh SERVICE COMMAND [args...]
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#
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# Remote directory structure:
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# // |-- server_info.env
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# // |-- server.json
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# // |-- backups
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# // |-- temp_files
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# // |-- agent
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# // | |-- bb64
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# // | |-- ds_run.sh (this script)
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# // | |-- common.sh
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# // | |-- (other agent files)
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# // |-- services
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# // |-- service name
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# // |-- config
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# // |-- service.env (actual service config)
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# // |-- template
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# // |-- (script files)
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# // |-- template_info.env
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# // |-- config
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# // |-- service.env (default service config)
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# // |-- (other template/example config files)
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# -- Determine paths --
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SCRIPT_PATH="$(readlink -f "${BASH_SOURCE[0]}")"
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export AGENT_PATH="$(dirname "${SCRIPT_PATH}")"
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export DROPSHELL_DIR="$(dirname "${AGENT_PATH}")"
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# -- Source common functions first (needed for _die) --
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if [[ ! -f "${AGENT_PATH}/common.sh" ]]; then
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echo "Error: common.sh not found at ${AGENT_PATH}/common.sh" >&2
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exit 1
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fi
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source "${AGENT_PATH}/common.sh"
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# -- Check agent hash (if AGENT_HASH is provided by dropshell) --
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# Exit code 199 = agent mismatch (special code for dropshell to detect)
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if [[ -n "${AGENT_HASH:-}" ]]; then
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LOCAL_HASH_FILE="${AGENT_PATH}/agent.hash"
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if [[ -f "${LOCAL_HASH_FILE}" ]]; then
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LOCAL_HASH=$(cat "${LOCAL_HASH_FILE}" | tr -d '[:space:]')
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EXPECTED_HASH=$(echo "${AGENT_HASH}" | tr -d '[:space:]')
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if [[ "${LOCAL_HASH}" != "${EXPECTED_HASH}" ]]; then
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echo "AGENT_MISMATCH:${EXPECTED_HASH}:${LOCAL_HASH}" >&2
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exit 199
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fi
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else
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# No local hash file - agent is outdated (pre-hash version)
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echo "AGENT_MISMATCH:${AGENT_HASH}:no_hash_file" >&2
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exit 199
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fi
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fi
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# -- Validate arguments --
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if [[ $# -lt 2 ]]; then
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echo "Usage: ds_run.sh SERVICE COMMAND [args...]" >&2
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exit 1
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fi
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export SERVICE="$1"
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export DSCOMMAND="$2"
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shift 2
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# Suppress Docker CLI hints
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export DOCKER_CLI_HINTS=false
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# -- Set up paths --
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export CONFIG_PATH="${DROPSHELL_DIR}/services/${SERVICE}/config"
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export TEMPLATE_PATH="${DROPSHELL_DIR}/services/${SERVICE}/template"
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# -- Validate service exists --
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[[ -f "${DROPSHELL_DIR}/server_info.env" ]] || _die "Missing ${DROPSHELL_DIR}/server_info.env"
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[[ -d "${CONFIG_PATH}" ]] || _die "Service '${SERVICE}' does not exist on server (missing ${CONFIG_PATH})"
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# -- Load template info (template defaults, loaded first) --
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export TEMPLATE_INFO_ENV="${TEMPLATE_PATH}/template_info.env"
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if [[ ! -f "${TEMPLATE_INFO_ENV}" ]]; then
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TEMPLATE_INFO_ENV="${TEMPLATE_PATH}/config/.template_info.env"
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fi
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[[ -f "${TEMPLATE_INFO_ENV}" ]] || _die "Missing template_info.env at ${TEMPLATE_INFO_ENV}"
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# -- Load service config (overrides template defaults) --
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export SERVICE_ENV="${CONFIG_PATH}/service.env"
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[[ -f "${SERVICE_ENV}" ]] || _die "Missing service.env at ${SERVICE_ENV}"
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# -- Source env files with auto-export (set -a exports all assigned variables) --
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set -a
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source "${DROPSHELL_DIR}/server_info.env"
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source "${TEMPLATE_INFO_ENV}"
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source "${SERVICE_ENV}"
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set +a
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# -- Locate and validate command script --
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COMMAND_PATH="${TEMPLATE_PATH}"
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COMMAND_TO_RUN="${COMMAND_PATH}/${DSCOMMAND}"
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if [[ ! -f "${COMMAND_TO_RUN}" ]]; then
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COMMAND_TO_RUN="${COMMAND_TO_RUN}.sh"
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fi
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[[ -f "${COMMAND_TO_RUN}" ]] || _die "Command not found: ${DSCOMMAND} (looked for ${TEMPLATE_PATH}/${DSCOMMAND}[.sh])"
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# -- Execute the command with any remaining arguments --
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cd "${COMMAND_PATH}" && exec "${COMMAND_TO_RUN}" "$@"
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