;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2018 Sou Bunnbu ;;; Copyright © 2018, 2019 Gábor Boskovits ;;; Copyright © 2018, 2019, 2020 Oleg Pykhalov ;;; ;;; 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 . (define-module (gnu services monitoring) #:use-module (gnu services) #:use-module (gnu services configuration) #:use-module (gnu services shepherd) #:use-module (gnu services web) #:use-module (gnu packages admin) #:use-module (gnu packages monitoring) #:use-module (gnu system shadow) #:use-module (guix gexp) #:use-module (guix packages) #:use-module (guix records) #:use-module (guix utils) #:use-module ((guix ui) #:select (display-hint G_)) #:use-module (ice-9 match) #:use-module (ice-9 rdelim) #:use-module (srfi srfi-26) #:use-module (srfi srfi-35) #:export (darkstat-configuration darkstat-service-type prometheus-node-exporter-configuration prometheus-node-exporter-configuration? prometheus-node-exporter-configuration-package prometheus-node-exporter-web-listen-address prometheus-node-exporter-service-type zabbix-server-configuration zabbix-server-service-type zabbix-agent-configuration zabbix-agent-service-type zabbix-front-end-configuration zabbix-front-end-service-type %zabbix-front-end-configuration-nginx)) ;;; ;;; darkstat ;;; (define-record-type* 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 (($ 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 statistics reports over HTTP.") (extensions (list (service-extension account-service-type (const %darkstat-accounts)) (service-extension shepherd-root-service-type (compose list darkstat-shepherd-service)))))) ;;; ;;; Prometheus node exporter ;;; (define-record-type* prometheus-node-exporter-configuration make-prometheus-node-exporter-configuration prometheus-node-exporter-configuration? (package prometheus-node-exporter-configuration-package (default go-github-com-prometheus-node-exporter)) (web-listen-address prometheus-node-exporter-web-listen-address (default ":9100")) (textfile-directory prometheus-node-exporter-textfile-directory (default "/var/lib/prometheus/node-exporter")) (extra-options prometheus-node-exporter-extra-options (default '()))) (define %prometheus-node-exporter-accounts (list (user-account (name "prometheus-node-exporter") (group "prometheus-node-exporter") (system? #t) (comment "Prometheus node exporter daemon user") (home-directory "/var/empty") (shell (file-append shadow "/sbin/nologin"))) (user-group (name "prometheus-node-exporter") (system? #t)))) (define prometheus-node-exporter-shepherd-service (match-lambda (( $ package web-listen-address textfile-directory extra-options) (list (shepherd-service (documentation "Prometheus node exporter.") (provision '(prometheus-node-exporter)) (requirement '(networking)) (start #~(make-forkexec-constructor (list #$(file-append package "/bin/node_expo
index f347240410..d09abc1366 100644
--- a/gnu/packages/dns.scm
+++ b/gnu/packages/dns.scm
@@ -5,7 +5,7 @@
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 John Darrington <jmd@gnu.org>
;;; Copyright © 2016 ng0 <ng0@we.make.ritual.n0.is>
-;;; Copyright © 2016 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2016, 2017 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2016 Marius Bakke <mbakke@fastmail.com>
;;;
;;; This file is part of GNU Guix.
@@ -24,17 +24,25 @@
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu packages dns)
+ #:use-module (gnu packages admin)
#:use-module (gnu packages autotools)
#:use-module (gnu packages base)
#:use-module (gnu packages databases)
#:use-module (gnu packages crypto)
+ #:use-module (gnu packages datastructures)
#:use-module (gnu packages glib)
#:use-module (gnu packages groff)
+ #:use-module (gnu packages groff)
+ #:use-module (gnu packages libedit)
#:use-module (gnu packages libevent)
+ #:use-module (gnu packages libidn)
#:use-module (gnu packages linux)
+ #:use-module (gnu packages ncurses)
+ #:use-module (gnu packages nettle)
#:use-module (gnu packages perl)
#:use-module (gnu packages pkg-config)
#:use-module (gnu packages tls)
+ #:use-module (gnu packages web)
#:use-module (gnu packages xml)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
@@ -304,3 +312,74 @@ footprint than other implementations, while remaining fully RFC-compliant.
YADIFA supports dynamic record updates and the @dfn{Domain Name System Security
Extensions} (DNSSEC).")
(license license:bsd-3)))
+
+(define-public knot
+ (package
+ (name "knot")
+ (version "2.4.1")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "https://secure.nic.cz/files/knot-dns/"
+ name "-" version ".tar.xz"))
+ (sha256
+ (base32
+ "0k3hkc6vqj8yd479zdn80ki5f0vnjhrm4fka7kfj9z7mkgwxsr60"))
+ (modules '((guix build utils)))
+ (snippet
+ '(begin
+ ;; Remove bundled libraries and dependencies on them.
+ (substitute* "configure"
+ (("src/contrib/dnstap/Makefile") ""))
+ (substitute* "src/Makefile.in"
+ (("contrib/dnstap ") ""))
+ (with-directory-excursion "src/contrib"
+ (for-each delete-file-recursively
+ (list "dnstap" "lmdb")))))))
+ (build-system gnu-build-system)
+ (native-inputs
+ `(("pkg-config" ,pkg-config)))
+ (inputs
+ `(("gnutls" ,gnutls)
+ ("jansson" ,jansson)
+ ("libcap-ng" ,libcap-ng)
+ ("libedit" ,libedit)
+ ("libidn" ,libidn)
+ ("liburcu" ,liburcu)
+ ("lmdb" ,lmdb)
+ ("ncurses" ,ncurses)
+ ("nettle" ,nettle)))
+ (arguments
+ `(#:phases
+ (modify-phases %standard-phases
+ (add-before 'configure 'disable-directory-pre-creation
+ (lambda _
+ ;; Don't install empty directories like ‘/etc’ outside the store.
+ (substitute* "src/Makefile.in" (("\\$\\(INSTALL\\) -d") "true"))))
+ (replace 'install
+ (lambda* (#:key outputs #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (doc (string-append out "/share/doc/knot"))
+ (etc (string-append doc "/examples/etc")))
+ (zero?
+ (system* "make"
+ (string-append "config_dir=" etc)
+ "install"))))))
+ #:configure-flags
+ (list "--sysconfdir=/etc"
+ "--localstatedir=/var"
+ "--enable-rosedb" ; serve static records from a database
+ (string-append "--with-bash-completions="
+ (assoc-ref %outputs "out")
+ "/etc/bash_completion.d"))))
+ (home-page "https://www.knot-dns.cz/")
+ (synopsis "Authoritative DNS name server")
+ (description "Knot DNS is an authorative name server for the @dfn{Domain
+Name System} (DNS), designed to meet the needs of root and @dfn{top-level
+domain} (TLD) name servers. It is implemented as a threaded daemon and uses a
+number of programming techniques to improve speed. For example, the responder
+is completely lock-free, resulting in a very high response rate. Other features
+include automatic @dfn{DNS Security Extensions} (DNSSEC) signing, dynamic record
+synthesis, and on-the-fly re-configuration.")
+ (license (list license:expat ; src/contrib/{hat-trie,murmurhash3}
+ license:lgpl2.0+ ; parts of scr/contrib/ucw
+ license:gpl3+)))) ; everything else
generated by cgit
zabbix-server-account) (service-extension activation-service-type zabbix-server-activation))) (default-value (zabbix-server-configuration)))) (define (generate-zabbix-server-documentation) (generate-documentation `((zabbix-server-configuration ,zabbix-server-configuration-fields)) 'zabbix-server-configuration)) (define-configuration zabbix-agent-configuration (zabbix-agent (file-like zabbix-agentd) "The zabbix-agent package.") (user (string "zabbix") "User who will run the Zabbix agent.") (group (group "zabbix") "Group who will run the Zabbix agent.") (hostname (string "") "Unique, case sensitive hostname which is required for active checks and must match hostname as configured on the server.") (log-type (string "") "Specifies where log messages are written to: @itemize @item @code{system} - syslog. @item @code{file} - file specified with @code{log-file} parameter. @item @code{console} - standard output. @end itemize\n") (log-file (string "/var/log/zabbix/agent.log") "Log file name for @code{log-type} @code{file} parameter.") (pid-file (string "/var/run/zabbix/zabbix_agent.pid") "Name of PID file.") (server (list '("127.0.0.1")) "List of IP addresses, optionally in CIDR notation, or hostnames of Zabbix servers and Zabbix proxies. Incoming connections will be accepted only from the hosts listed here.") (server-active (list '("127.0.0.1")) "List of IP:port (or hostname:port) pairs of Zabbix servers and Zabbix proxies for active checks. If port is not specified, default port is used. If this parameter is not specified, active checks are disabled.") (extra-options (extra-options "") "Extra options will be appended to Zabbix server configuration file.") (include-files (include-files '()) "You may include individual files or all files in a directory in the configuration file.")) (define (zabbix-agent-account config) "Return the user accounts and user groups for CONFIG." (let ((zabbix-user "zabbix") (zabbix-group "zabbix")) (list (user-group (name zabbix-group) (system? #t)) (user-account (name zabbix-user) (system? #t) (group zabbix-group) (comment "zabbix privilege separation user") (home-directory (string-append "/var/run/" zabbix-user)) (shell (file-append shadow "/sbin/nologin")))))) (define (zabbix-agent-activation config) "Return the activation gexp for CONFIG." (with-imported-modules '((guix build utils)) #~(begin (use-modules (guix build utils) (ice-9 rdelim)) (let ((user (getpw #$(zabbix-agent-configuration-user config)))) (for-each (lambda (file) (let ((directory (dirname file))) (mkdir-p directory) (chown directory (passwd:uid user) (passwd:gid user)) (chmod directory #o755))) (list #$(zabbix-agent-configuration-log-file config) #$(zabbix-agent-configuration-pid-file config))))))) (define (zabbix-agent-config-file config) "Return the zabbix-agent configuration file corresponding to CONFIG." (computed-file "zabbix_agent.conf" #~(begin (call-with-output-file #$output (lambda (port) (display "# Generated by 'zabbix-agent-service'.\n" port) (display #$(with-output-to-string (lambda () (serialize-configuration config zabbix-agent-configuration-fields))) port) #t))))) (define (zabbix-agent-shepherd-service config) "Return a for Zabbix agent with CONFIG." (list (shepherd-service (provision '(zabbix-agent)) (documentation "Run Zabbix agent daemon.") (start #~(make-forkexec-constructor (list #$(file-append (zabbix-agent-configuration-zabbix-agent config) "/sbin/zabbix_agentd") "--config" #$(zabbix-agent-config-file config) "--foreground") #:user #$(zabbix-agent-configuration-user config) #:group #$(zabbix-agent-configuration-group config) #:pid-file #$(zabbix-agent-configuration-pid-file config) #:environment-variables (list "SSL_CERT_DIR=/run/current-system/profile\ /etc/ssl/certs" "SSL_CERT_FILE=/run/current-system/profile\ /etc/ssl/certs/ca-certificates.crt"))) (stop #~(make-kill-destructor))))) (define zabbix-agent-service-type (service-type (name 'zabbix-agent) (extensions (list (service-extension shepherd-root-service-type zabbix-agent-shepherd-service) (service-extension account-service-type zabbix-agent-account) (service-extension activation-service-type zabbix-agent-activation))) (default-value (zabbix-agent-configuration)))) (define (generate-zabbix-agent-documentation) (generate-documentation `((zabbix-agent-configuration ,zabbix-agent-configuration-fields)) 'zabbix-agent-configuration)) (define %zabbix-front-end-configuration-nginx (nginx-server-configuration (root #~(string-append #$zabbix-server:front-end "/share/zabbix/php")) (index '("index.php")) (locations (let ((php-location (nginx-php-location))) (list (nginx-location-configuration (inherit php-location) (body (append (nginx-location-configuration-body php-location) (list " fastcgi_param PHP_VALUE \"post_max_size = 16M max_execution_time = 300\"; "))))))) (listen '("80")))) (define-configuration zabbix-front-end-configuration ;; TODO: Specify zabbix front-end package. ;; (zabbix- ;; (file-like zabbix-front-end) ;; "The zabbix-front-end package.") (nginx (nginx-server-configuration-list (list %zabbix-front-end-configuration-nginx)) "NGINX configuration.") (db-host (string "localhost") "Database host name.") (db-port (number 5432) "Database port.") (db-name (string "zabbix") "Database name.") (db-user (string "zabbix") "Database user.") (db-password (string "") "Database password. Please, use @code{db-secret-file} instead.") (db-secret-file (string "") "Secret file which will be appended to @file{zabbix.conf.php} file. This file contains credentials for use by Zabbix front-end. You are expected to create it manually.") (zabbix-host (string "localhost") "Zabbix server hostname.") (zabbix-port (number 10051) "Zabbix server port.")) (define (zabbix-front-end-config config) (match-record config (%location db-host db-port db-name db-user db-password db-secret-file zabbix-host zabbix-port) (mixed-text-file "zabbix.conf.php" "\ string db-port) "'; $DB['DATABASE'] = '" db-name "'; $DB['USER'] = '" db-user "'; $DB['PASSWORD'] = '" (let ((file (location-file %location)) (line (location-line %location)) (column (location-column %location))) (if (string-null? db-password) (if (string-null? db-secret-file) (raise (make-compound-condition (condition (&message (message (format #f "no '~A' or '~A' field in your '~A' record" 'db-secret-file 'db-password 'zabbix-front-end-configuration)))) (condition (&error-location (location %location))))) (string-trim-both (with-input-from-file db-secret-file read-string))) (begin (display-hint (format #f (G_ "~a:~a:~a: ~a: Consider using @code{db-secret-file} instead of @code{db-password} for better security.") file line column 'zabbix-front-end-configuration)) db-password))) "'; // Schema name. Used for IBM DB2 and PostgreSQL. $DB['SCHEMA'] = ''; $ZBX_SERVER = '" zabbix-host "'; $ZBX_SERVER_PORT = '" (number->string zabbix-port) "'; $ZBX_SERVER_NAME = ''; $IMAGE_FORMAT_DEFAULT = IMAGE_FORMAT_PNG; "))) (define %maintenance.inc.php ;; Empty php file to allow us move zabbix-frontend configs to ‘/etc/zabbix’ ;; directory. See ‘install-front-end’ phase in ;; (@ (gnu packages monitoring) zabbix-server) package. "\