gnu: services: Add darkstat service.

* gnu/services/monitoring.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* doc/guix.texi (Monitoring Services): Document it.
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宋文武 2018-01-06 16:40:32 +08:00
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@ -14727,6 +14727,48 @@ the 2nd element of the pair is the password.
@end deftp
@subsubheading Darkstat Service
@cindex darkstat
Darkstat is a packet sniffer that captures network traffic, calculates
statistics about usage, and serves reports over HTTP.
@defvar {Scheme Variable} darkstat-service-type
This is the service type for the
@uref{https://unix4lyfe.org/darkstat/, darkstat}
service, its value must be a @code{darkstat-configuration} record as in
this example:
@example
(service darkstat-service-type
(darkstat-configuration
(interface "eno1")))
@end example
@end defvar
@deftp {Data Type} darkstat-configuration
Data type representing the configuration of @command{darkstat}.
@table @asis
@item @code{package} (default: @code{darkstat})
The darkstat package to use.
@item @code{interface}
Capture traffic on the specified network interface.
@item @code{port} (default: @code{"667"})
Bind the web interface to the specified port.
@item @code{bind-address} (default: @code{"127.0.0.1"})
Bind the web interface to the specified address.
@item @code{base} (default: @code{"/"})
Specify the path of the base URL. This can be useful if
@command{darkstat} is accessed via a reverse proxy.
@end table
@end deftp
@node Kerberos Services
@subsubsection Kerberos Services
@cindex Kerberos

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@ -460,6 +460,7 @@ GNU_SYSTEM_MODULES = \
%D%/services/mail.scm \
%D%/services/mcron.scm \
%D%/services/messaging.scm \
%D%/services/monitoring.scm \
%D%/services/networking.scm \
%D%/services/nfs.scm \
%D%/services/shepherd.scm \

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@ -0,0 +1,91 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Sou Bunnbu <iyzsong@member.fsf.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu services monitoring)
#:use-module (gnu services)
#:use-module (gnu services shepherd)
#:use-module (gnu packages admin)
#:use-module (gnu packages monitoring)
#:use-module (gnu system shadow)
#:use-module (guix gexp)
#:use-module (guix records)
#:use-module (ice-9 match)
#:export (darkstat-configuration
darkstat-service-type))
;;;
;;; darkstat
;;;
(define-record-type* <darkstat-configuration>
darkstat-configuration make-darkstat-configuration darkstat-configuration?
(package darkstat-configuration-package
(default darkstat))
(interface darkstat-configuration-interface)
(port darkstat-configuration-port
(default "667"))
(bind-address darkstat-configuration-bind-address
(default "127.0.0.1"))
(base darkstat-configuration-base
(default "/")))
(define %darkstat-accounts
(list (user-account
(name "darkstat")
(group "darkstat")
(system? #t)
(comment "darkstat daemon user")
(home-directory "/var/lib/darkstat")
(shell (file-append shadow "/sbin/nologin")))
(user-group
(name "darkstat")
(system? #t))))
(define darkstat-shepherd-service
(match-lambda
(($ <darkstat-configuration>
package interface port bind-address base)
(shepherd-service
(documentation "Network statistics gatherer.")
(provision '(darkstat))
(requirement '(networking))
(start #~(make-forkexec-constructor
(list #$(file-append package "/sbin/darkstat")
"-i" #$interface
"-p" #$port
"-b" #$bind-address
"--base" #$base
"--syslog" "--no-daemon"
"--chroot" "/var/lib/darkstat"
"--user" "darkstat"
"--import" "darkstat.db"
"--export" "darkstat.db")))
(stop #~(make-kill-destructor))))))
(define darkstat-service-type
(service-type
(name 'darkstat)
(description
"Run @command{darkstat} to serve network traffic statictics reports over
HTTP.")
(extensions
(list (service-extension account-service-type
(const %darkstat-accounts))
(service-extension shepherd-root-service-type
(compose list darkstat-shepherd-service))))))