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(use-modules (gnu)
(ice-9 textual-ports))
(use-service-modules networking ssh mcron admin mail web certbot)
(use-package-modules ssh backup)
(define user "andreh")
(define (slurp f)
(string-trim-both
(call-with-input-file f get-string-all)))
(define ssh-public-key
(slurp "id_rsa.pub"))
(define sudoers "\
root ALL=(ALL) ALL
%wheel ALL=NOPASSWD: ALL\n")
(define tld
(slurp "tld.txt"))
(define mail-domain
(string-append "mail." tld))
(define letsencrypt-prefix
"/etc/letsencrypt/live/")
(define (tls-pub-for domain)
(string-append letsencrypt-prefix domain "/fullchain.pem"))
(define (tls-priv-for domain)
(string-append letsencrypt-prefix domain "/privkey.pem"))
(define opensmtpd-config
(mixed-text-file "euandreh-smtpd.conf" "
listen on eth0
# File comes from mail-aliases-service-type
table aliases file:/etc/aliases
accept from any domain " mail-domain " alias <aliases> deliver to maildir
accept for local alias <aliases> deliver to maildir
accept for any relay
pki " mail-domain " cert \"" (tls-pub-for mail-domain) "\"
pki " mail-domain " key \"" (tls-priv-for mail-domain) "\""))
(define tls-prefixes
'("mail"))
(define tls-domains
(cons tld
(map (lambda (prefix)
(string-append prefix "." tld))
tls-prefixes)))
;; FIXME: restart the service over killing the process
(define %nginx-deploy-hook
(program-file
"nginx-deploy-hook"
#~(let ((pid (call-with-input-file "/var/run/nginx/pid" read)))
(kill pid SIGHUP))))
(operating-system
(locale "fr_FR.UTF-8")
(timezone "America/Sao_Paulo")
(keyboard-layout (keyboard-layout "us"))
(host-name "guix-pet-server")
(users (cons* (user-account
(name user)
(group "users")
(home-directory (string-append "/home/" user))
(supplementary-groups '("wheel")))
%base-user-accounts))
(sudoers-file (plain-file "sudoers" sudoers))
(packages
(append (map (compose list specification->package+output symbol->string)
'(git
nss-certs
rsync))
%base-packages))
(services
(append
(list (service openssh-service-type
(openssh-configuration
(openssh openssh-sans-x)
(password-authentication? #false)
(authorized-keys
`((,user ,(plain-file "id_rsa.pub" ssh-public-key))))))
(service mcron-service-type
(mcron-configuration
(jobs (list))))
(service unattended-upgrade-service-type)
(service dhcp-client-service-type)
;; (service opensmtpd-service-type
;; (opensmtpd-configuration
;; (config-file opensmtpd-config)))
(service mail-aliases-service-type
'(("postmaster" "root")
("webmaster" "root")
("abuse" "root")))
(service nginx-service-type
(nginx-configuration
(server-blocks
(list
(nginx-server-configuration
;; FIXME: force redirect
;; FIXME: hook for "mkdir -p /srv/http/ && chmod"
;; FIXME: permanent redirect www
(server-name (list tld))
(ssl-certificate (tls-pub-for tld))
(ssl-certificate-key (tls-priv-for tld)))))))
(service certbot-service-type
(certbot-configuration
(email (string-append "certbot@" tld))
(certificates
(list
(certificate-configuration
(domains tls-domains)
;; FIXME: call /var/lib/certbot/renew-certificates on deploy-hook
(deploy-hook %nginx-deploy-hook)))))))
%base-services))
(bootloader
(bootloader-configuration
(bootloader grub-bootloader)
(target "/dev/vda")
(keyboard-layout keyboard-layout)))
(swap-devices
(list (uuid "79a91c82-f3e1-4ed7-8c4e-23569f1ae0ca")))
(file-systems
(cons* (file-system
(mount-point "/")
(device
(uuid "fddb6a4c-8b8c-4f57-b274-5d6d33200f28"
'ext4))
(type "ext4"))
%base-file-systems)))
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