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(define-module (gn deploy octopus))
(use-modules (gnu)
(gn services file-systems)
(gn services science)
(srfi srfi-26))
(use-service-modules networking ssh sysctl web)
(use-package-modules parallel shells)
(define %efraimf-ssh-pubkey
(plain-file "efraim-id_rsa.pub"
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDUCDY8ZKFF/ln0yzDt3CNmKz3cT4wzNv9bzCKvOBXcL0O7JtPWwqgLlZgmMHfzhzgReAkHcrt+Gdsyduzm/s9Y8c6QpyfaH6uoDwjfoOs6GrAjZaOXmAdncf+9HZEAy/IrygQ1YFRu6BvYogsdhhtN+O6IXBuvQQDRzldHs53Y53DK06Nrs19vAPwELXcDxcx1FvO+/L9nT8RHkI1Z0ucgTS+F/BWXl8+mh89r4j+4IRpZXOuCD0DrW5rgEE1EygF2dVdWZQESi23gU5Mt6vnmysXzwixB7j6I+xTih8LH4pz7hewEx6754e/cs9Gm7ZtfXKfXUt6+GtsBSBF3ULKl efraimf@octopus01"))
(operating-system
(host-name "octopus")
(timezone "Etc/UTC")
(locale "en_US.utf8")
(bootloader (bootloader-configuration
(bootloader grub-bootloader)
(targets '("/dev/sda"))
(terminal-outputs '(console serial))))
(kernel-arguments '("console=tty1" "console=ttyS0,115200n8"))
(file-systems
(append (list
(file-system
(device "/dev/sda3")
(mount-point "/")
(type "ext4")
(options "errors=remount-ro"))
;(file-system
; (device "/dev/sdb1")
; (mount-point "/mnt/sdb1")
; (type "xfs")
; (flags '(no-exec no-dev no-atime))
; (options "rw,nodiratime,largeio,inode64")
; (create-mount-point? #t))
(file-system
(device "octopus01:/export")
(mount-point "/export")
(type "nfs")
(mount? #f) ; VM can't find octopus01
(check? #f))(file-system
(device "octopus01:/home")
(mount-point "/home")
(type "nfs")
(mount? #f) ; VM can't find octopus01
(check? #f)))
%base-file-systems))
(swap-devices '("/dev/sda2"))
;; No firmware needed
(firmware '())
(users (cons*
(user-account
(name "wrk")
(comment "Pjotr Prins")
(uid 502)
(group "users")
(supplementary-groups '("wheel" "kvm")))
(user-account
(name "efraimf")
(comment "Efraim Flashner")
(uid 1000)
(group "users")
(supplementary-groups '("wheel" "kvm")))
(user-account
(name "erikg")
(comment "Erik Garrison")
(uid 1001)
(group "users")
(shell (file-append zsh "/bin/zsh")))
(user-account
(name "hchen")
(comment "Hao Chen")
(uid 1002)
(group "users"))
%base-user-accounts))
(packages (append
(map (cut specification->package <>)
'("nss-certs"
"screen" "tmux"
"vim"
"htop"))
%base-packages))
(services
(append (list
(service openssh-service-type
(openssh-configuration
(authorized-keys
`(("efraimf" ,%efraimf-ssh-pubkey)))))
(service sysctl-service-type
(sysctl-configuration
(settings '(("vm.overcommit_memory" . "2")
("vm.overcommit_ratio" . "90")))))
(service munge-service-type)
(service slurm-service-type
(slurm-configuration
(package slurm-18.08)
(SlurmdLogFile "/var/log/slurmd.log")
(SlurmctldLogFile "/var/log/slurmctld.log")
(ClusterName "linux")
(SlurmUser "slurm")
(SlurmctldHost '("octopus"))
(DbdHost "localhost")
(StorageType "accounting_storage/none")
(slurm-extra-content
(string-append
"StateSaveLocation=/var/spool/slurmd/ctld # default /var/spool\n"
"ReturnToService=1 # default 0\n"
"DebugFlags=NO_CONF_HASH # default empty\n"
"SelectType=select/cons_res # default select/linear\n"
"SelectTypeParameters=CR_CPU # default 0\n"
"# COMPUTE NODES\n"
"NodeName=octopus CPUs=1 Boards=1 SocketsPerBoard=1 CoresPerSocket=1 ThreadsPerCore=1 RealMemory=1024\n"
"PartitionName=debug Nodes=ALL Default=YES MaxTime=INFINITE State=UP"))
(cgroup-extra-content
(string-append
"CgroupAutomount=yes # default no\n"
"ConstrainCores=yes # default no\n"
"MaxRAMPercent=95 # default 100"))
(slurmdbd-extra-content
(string-append
"LogFile=/var/log/slurmdbd.log # default none, syslog"))
(run-slurmdbd? #t)
(run-slurmctld? #t)))
(service lizardfs-service-type
(lizardfs-configuration
(mfsmetalogger-config
(lizardfs-mfsmetalogger-config-file
(master-host "octopus")))
(mfschunkserver-config
(lizardfs-mfschunkserver-config-file
(master-host "octopus")))
(mfshdd-config
(lizardfs-mfshdd-config-file
(disks-to-use (list "/mnt"))))
(mfsmaster-config
(lizardfs-mfsmaster-config-file
(personality "master")
(master-host "octopus")))
(mfsexports-config
(plain-file "mfsexports.cfg"
"* / rw\n"))
(run-mfsmetalogger-service? #t)
))
(service dhcp-client-service-type)
(service openntpd-service-type))
%base-services))
(name-service-switch %mdns-host-lookup-nss))
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