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+(define-module (gn services pluto))
+
+(use-modules (gnu)
+ (gn packages julia)
+ (guix modules)
+ (guix records)
+ (ice-9 match))
+(use-service-modules shepherd)
+(use-package-modules
+ admin
+ certs)
+
+(define-record-type* <pluto-configuration>
+ pluto-configuration
+ make-pluto-configuration
+ pluto-configuration?
+ (package pluto-configuration-package ; package
+ (default julia-visuals))
+ (port pluto-configuration-port ; integer
+ (default 80)))
+
+(define %julia-account
+ (list (user-group
+ (name "julia")
+ ;(system? #t)
+ )
+ (user-account
+ (name "julia")
+ (group "julia")
+ ;(system? #t)
+ (comment "Julia User")
+ (home-directory "/home/jovyan")
+ ;(shell (file-append shadow "/sbin/nologin"))
+ )))
+
+;(define pluto-activation
+; (match-lambda
+; (($ <ratspub-configuration> package)
+; #~(begin
+; (let ((nltk_data "/var/cache/nltk_data/tokenizers")
+; (data_dir "/export/ratspub"))
+; (unless (file-exists? "/export2/PubMed")
+; (mkdir-p "/export2/PubMed"))
+; (unless (file-exists? nltk_data)
+; (begin
+; ;; The correct way would be to use python-nltk to download the data
+; ;; python3 -m nltk.downloader -d /var/cache/nltk_data punkt
+; (mkdir-p nltk_data)
+; (chdir nltk_data)
+; (invoke #$(file-append unzip "/bin/unzip") "-q" #$%punkt.zip)))
+; (unless (file-exists? (string-append data_dir "/userspub.sqlite"))
+; (begin
+; (install-file #$(file-append package "/userspub.sqlite") data_dir)
+; (chmod (string-append data_dir "/userspub.sqlite") #o554))))))))
+
+(define pluto-shepherd-service
+ (match-lambda
+ (($ <pluto-configuration> package port)
+ (with-imported-modules (source-module-closure
+ '((gnu build shepherd)
+ (gnu system file-systems)))
+ (list (shepherd-service
+ (provision '(pluto))
+ (requirement '(networking))
+ (modules '((gnu build shepherd)
+ (gnu system file-systems)))
+ (start #~(make-forkexec-constructor/container
+ (list #$(file-append package "/runpluto.sh") #$port)
+ ;; Needs to run from the directory it is located in.
+ ;#:directory #$package
+ #:log-file "/var/log/pluto.log"
+ ;; We don't need to set TMPDIR because we're inside a container.
+ #:user "julia"
+ #:group "julia"
+ #:environment-variables
+ '(;"JULIA_PROJECT=/home/jovyan"
+ ;"JULIA_LOAD_PATH=/run/current-system/profile/share/julia/packages/"
+ )
+ #:mappings (list (file-system-mapping
+ (source "/home/jovyan")
+ (target source)
+ (writable? #t))
+ )
+ ))
+ (stop #~(make-kill-destructor))))))))
+
+(define pluto-service-type
+ (service-type
+ (name 'pluto)
+ (extensions
+ (list
+ (service-extension shepherd-root-service-type
+ pluto-shepherd-service)
+ ;(service-extension activation-service-type
+ ; ratspub-activation)
+ (service-extension account-service-type
+ (const %julia-account))
+ ;; Make sure we get all the dependencies of julia-visuals.
+ (service-extension profile-service-type
+ (compose list pluto-configuration-package))))
+ (default-value (pluto-configuration))
+ (description
+ "Run a Pluto Jupyter Webserver.")))
+
+(operating-system
+ (host-name "pluto")
+ (timezone "Etc/UTC")
+ (locale "en_US.utf8")
+
+ (bootloader (bootloader-configuration
+ (bootloader grub-bootloader)
+ (target "does-not-matter")))
+ (file-systems (list (file-system
+ (device "does-not-matter")
+ (mount-point "/")
+ (type "does-not-matter"))))
+ ;; TODO: A more minimal kernel for use in a docker image
+ ;; (kernel linux-libre-vm)
+ ;; No firmware for VMs.
+ (firmware '())
+ (packages ;(list nss-certs)
+ %base-packages
+ )
+
+ (services (list (service pluto-service-type
+ (pluto-configuration
+ (port "4343"))))))
+
+;; guix system container -L /path/to/guix-bioinformatics/ -L /path/to/guix-past/modules/ /path/to/guix-bioinformatics/gn/services/pluto.scm --network
+;; For docker it isn't necessary to list the shared folders at build time.
+;; guix system docker-image -L /path/to/guix-bioinformatics/ -L /path/to/guix-past/modules/ /path/to/guix-bioinformatics/gn/services/pluto.scm --network
+;; Docker instructions:
+;; docker load --input pluto-docker-image.tar.gz
+;; docker run -d --privileged --net=host --name pluto guix