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127 lines
4.8 KiB
Plaintext
127 lines
4.8 KiB
Plaintext
#!@GUILE@ --no-auto-compile
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-*- scheme -*-
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-*- geiser-scheme-implementation: guile -*-
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!#
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;;; Guix Data Service -- Information about Guix over time
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;;; Copyright © 2016, 2017 Ricardo Wurmus <rekado@elephly.net>
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;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
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;;; Copyright © 2019 Christopher Baines <mail@cbaines.net>
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;;;
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;;; This file is part of guix-data-service.
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;;;
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;;; guix-data-service is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or
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;;; (at your option) any later version.
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;;;
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;;; guix-data-service is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;; General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with the guix-data-service. If not, see
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;;; <http://www.gnu.org/licenses/>.
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(use-modules (srfi srfi-1)
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(srfi srfi-37)
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(system repl server)
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(guix-data-service config)
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(guix-data-service web server))
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(define %default-repl-server-port
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;; Default port to run REPL server on, if --listen-repl is provided
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;; but no port is mentioned
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37146)
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(define %options
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;; Specifications of the command-line options
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(list (option '("listen-repl") #f #t
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(lambda (opt name arg result)
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(let ((port (cond (arg => string->number)
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(else %default-repl-server-port))))
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(if port
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(alist-cons 'listen-repl port
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(alist-delete 'listen-repl result))
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(error "invalid REPL server port" arg)))))
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(option '("pid-file") #t #f
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(lambda (opt name arg result)
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(alist-cons 'pid-file
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arg
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result)))
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(option '("update-database") #f #f
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(lambda (opt name _ result)
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(alist-cons 'update-database #t result)))
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(option '("port") #t #f
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(lambda (opt name arg result)
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(alist-cons 'port
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(string->number arg)
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(alist-delete 'port result))))
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(option '("host") #t #f
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(lambda (opt name arg result)
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(alist-cons 'host
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arg
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(alist-delete 'host result))))))
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(define %default-options
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;; Alist of default option values
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`((listen-repl . #f)
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(update-database . #f)
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(port . 8765)
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(host . "0.0.0.0")))
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(define (parse-options args)
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(args-fold
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args %options
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(lambda (opt name arg result)
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(error "unrecognized option" name))
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(lambda (arg result)
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(error "extraneous argument" arg))
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%default-options))
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(setvbuf (current-output-port) 'line)
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(setvbuf (current-error-port) 'line)
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(let ((opts (parse-options (cdr (program-arguments)))))
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(let ((repl-port (assoc-ref opts 'listen-repl)))
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(when repl-port
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(spawn-server (make-tcp-server-socket #:port repl-port))))
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(when (assoc-ref opts 'update-database)
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(let ((command
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(list (%config 'sqitch)
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"deploy"
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"--db-client" (%config 'sqitch-psql)
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"--chdir" (dirname (%config 'sqitch-plan))
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"--plan-file" (%config 'sqitch-plan)
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(string-append "db:pg://"
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(%config 'database-user)
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"@"
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(if (string=? (%config 'database-host)
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"localhost")
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"" ; This means the unix socket
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; connection will be used
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(%config 'database-host))
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"/"
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(%config 'database-name)))))
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(simple-format #t "running command: ~A\n"
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(string-join command))
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(unless (zero? (apply system* command))
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(simple-format
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(current-error-port)
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"error: sqitch command failed\n")
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(exit 1))))
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(let ((pid-file (assq-ref opts 'pid-file)))
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(when pid-file
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(call-with-output-file pid-file
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(lambda (port)
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(simple-format port "~A\n" (getpid))))))
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(simple-format #t "starting the server on port ~A\n"
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(assq-ref opts 'port))
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(start-guix-data-service-web-server (assq-ref opts 'port)
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(assq-ref opts 'host)))
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