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	xfuncname = "^(\\(define.*)$"

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	xfuncname = "^@node[[:space:]]+([^,]+).*$"

nu services) #:use-module (gnu services shepherd) #:use-module ((gnu system file-systems) #:select (%tty-gid)) #:use-module ((gnu packages admin) #:select (shadow)) #:use-module (gnu packages bash) #:use-module (ice-9 match) #:use-module (srfi srfi-1) #:use-module (srfi srfi-26) #:use-module (srfi srfi-34) #:use-module (srfi srfi-35) ;; Re-export these bindings for backward compatibility. #:re-export (user-account user-account? user-account-name user-account-password user-account-uid user-account-group user-account-supplementary-groups user-account-comment user-account-home-directory user-account-create-home-directory? user-account-shell user-account-system? user-group user-group? user-group-name user-group-password user-group-id user-group-system? user-extra-groups user-extra-groups? user-extra-groups-user user-extra-groups-groups) #:export (%default-bashrc %default-bash-profile %default-zprofile %default-xdefaults %default-gdbinit %default-nanorc %default-dotguile %default-skeleton-home-config default-skeletons skeleton-directory %base-groups %base-user-accounts account-service-type account-service)) ;;; Commentary: ;;; ;;; Utilities for configuring the Shadow tool suite ('login', 'passwd', etc.) ;;; ;;; Code: ;; Change the default shell used by new <user-account> records. (default-shell (file-append bash "/bin/bash")) (define %base-groups ;; Default set of groups. (let-syntax ((system-group (syntax-rules () ((_ args ...) (user-group (system? #t) args ...))))) (list (system-group (name "root") (id 0)) (system-group (name "wheel")) ; root-like users (system-group (name "users")) ; normal users (system-group (name "nogroup")) ; for daemons etc. ;; The following groups are conventionally used by things like udev to ;; control access to hardware devices. (system-group (name "tty") (id %tty-gid)) (system-group (name "dialout")) (system-group (name "kmem")) (system-group (name "input")) ; input devices, from udev (system-group (name "video")) (system-group (name "audio")) (system-group (name "netdev")) ; used in avahi-dbus.conf (system-group (name "lp")) (system-group (name "disk")) (system-group (name "floppy")) (system-group (name "cdrom")) (system-group (name "tape")) (system-group (name "kvm"))))) ; for /dev/kvm (define %base-user-accounts ;; List of standard user accounts. Note that "root" is a special case, so ;; it's not listed here. (list (user-account (name "nobody") (uid 65534) (group "nogroup") (shell (file-append shadow "/sbin/nologin")) (home-directory "/nonexistent") (create-home-directory? #f) (system? #t)))) (define %default-bashrc (plain-file "bashrc" "\ # Bash initialization for interactive non-login shells and # for remote shells (info \"(bash) Bash Startup Files\"). # Export 'SHELL' to child processes. Programs such as 'screen' # honor it and otherwise use /bin/sh. export SHELL if [[ $- != *i* ]] then # We are being invoked from a non-interactive shell. If this # is an SSH session (as in \"ssh host command\"), source # /etc/profile so we get PATH and other essential variables. [[ -n \"$SSH_CLIENT\" ]] && source /etc/profile # Don't do anything else. return fi # Source the system-wide file. [ -f /etc/bashrc ] && source /etc/bashrc alias ls='ls -p --color=auto' alias ll='ls -l' alias grep='grep --color=auto' alias ip='ip -color=auto'\n")) (define %default-bash-profile (plain-file "bash_profile" "\ # Set up Guix Home profile if [ -f ~/.profile ]; then . ~/.profile; fi # Honor per-interactive-shell startup file if [ -f ~/.bashrc ]; then . ~/.bashrc; fi # Merge search-paths from multiple profiles, the order matters. eval \"$(guix package --search-paths \\ -p $HOME/.config/guix/current \\ -p $HOME/.guix-home/profile \\ -p $HOME/.guix-profile \\ -p /run/current-system/profile)\" # Prepend setuid programs. export PATH=/run/setuid-programs:$PATH ")) (define %default-zprofile (plain-file "zprofile" "\ # Set up the system, user profile, and related variables. source /etc/profile # Set up the home environment profile. source ~/.profile ")) (define %default-xdefaults (plain-file "Xdefaults" "\ XTerm*utf8: always XTerm*metaSendsEscape: true\n")) (define %default-gdbinit (plain-file "gdbinit" "# Tell GDB where to look for separate debugging files. guile (use-modules (gdb)) (execute (string-append \"set debug-file-directory \" (string-join (filter file-exists? (append (if (getenv \"GDB_DEBUG_FILE_DIRECTORY\") (list (getenv \"GDB_DEBUG_FILE_DIRECTORY\")) '()) (list \"~/.guix-home/profile/lib/debug\" \"~/.guix-profile/lib/debug\" \"/run/current-system/profile/lib/debug\"))) \":\"))) end # Authorize extensions found in the store, such as the # pretty-printers of libstdc++. set auto-load safe-path /gnu/store/*/lib\n")) (define %default-nanorc (plain-file "nanorc" "# Include all the syntax highlighting modules. include /run/current-system/profile/share/nano/*.nanorc\n")) (define %default-dotguile (plain-file "dot-guile" "(cond ((false-if-exception (resolve-interface '(ice-9 readline))) => (lambda (module) ;; Enable completion and input history at the REPL. ((module-ref module 'activate-readline)))) (else (display \"Consider installing the 'guile-readline' package for convenient interactive line editing and input history.\\n\\n\"))) (unless (getenv \"INSIDE_EMACS\") (cond ((false-if-exception (resolve-interface '(ice-9 colorized))) => (lambda (module) ;; Enable completion and input history at the REPL. ((module-ref module 'activate-colorized)))) (else (display \"Consider installing the 'guile-colorized' package for a colorful Guile experience.\\n\\n\"))))\n")) (define %default-skeleton-home-config (plain-file "default-home-config" "\ ;; This is a sample Guix Home configuration which can help setup your ;; home directory in the same declarative manner as Guix System. ;; For more information, see the Home Configuration section of the manual. (define-module (guix-home-config) #:use-module (gnu home) #:use-module (gnu home services) #:use-module (gnu home services shells) #:use-module (gnu services) #:use-module (gnu system shadow)) (define home-config (home-environment (services (list ;; Uncomment the shell you wish to use for your user: ;(service home-bash-service-type) ;(service home-fish-service-type) ;(service home-zsh-service-type) (service home-files-service-type `((\".guile\" ,%default-dotguile) (\".Xdefaults\" ,%default-xdefaults))) (service home-xdg-configuration-files-service-type `((\"gdb/gdbinit\" ,%default-gdbinit) (\"nano/nanorc\" ,%default-nanorc))))))) home-config")) (define (default-skeletons) "Return the default skeleton files for /etc/skel. These files are copied by 'useradd' in the home directory of newly created user accounts." (let ((profile %default-bash-profile) (bashrc %default-bashrc) (zprofile %default-zprofile) (xdefaults %default-xdefaults) (gdbinit %default-gdbinit)) `((".bash_profile" ,profile) (".bashrc" ,bashrc) ;; Zsh sources ~/.zprofile before ~/.zshrc, and it sources ~/.zlogin ;; after ~/.zshrc. To avoid interfering with any customizations a user ;; may have made in their ~/.zshrc, put this in .zprofile, not .zlogin. (".zprofile" ,zprofile) (".nanorc" ,%default-nanorc) (".Xdefaults" ,xdefaults) (".guile" ,%default-dotguile) (".gdbinit" ,gdbinit) ("guix-home-config.scm" ,%default-skeleton-home-config)))) (define (skeleton-directory skeletons) "Return a directory containing SKELETONS, a list of name/derivation tuples." (computed-file "skel" (with-imported-modules '((guix build utils)) #~(begin (use-modules (ice-9 match) (guix build utils)) (mkdir #$output) (chdir #$output) ;; Note: copy the skeletons instead of symlinking ;; them like 'file-union' does, because 'useradd' ;; would just copy the symlinks as is. (for-each (match-lambda ((target source) (copy-recursively source target))) '#$skeletons) ;; Make nanorc respect XDG_CONFIG_HOME. (when (file-exists? ".nanorc") (mkdir-p ".config/nano") (rename-file ".nanorc" ".config/nano/nanorc")) (when (file-exists? ".gdbinit") (mkdir-p ".config/gdb") (rename-file ".gdbinit" ".config/gdb/gdbinit")) #t)))) (define (find-duplicates list) "Find duplicate entries in @var{list}. Two entries are considered duplicates, if they are @code{equal?} to each other. This implementation is made asymptotically faster than @code{delete-duplicates} through the internal use of hash tables." (let loop ((list list) ;; We actually modify table in-place, but still allocate it here ;; so that we only need one level of indentation. (table (make-hash-table))) (match list (() (hash-fold (lambda (key value seed) (if (> value 1) (cons key seed) seed)) '() table)) ((first . rest) (hash-set! table first (1+ (hash-ref table first 0))) (loop rest table))))) (define (assert-unique-account-names users) (match (find-duplicates (map user-account-name users)) (() *unspecified*) (duplicates (warning (G_ "the following accounts appear more than once:~{ ~a~}~%") duplicates)))) (define (assert-unique-group-names groups) (match (find-duplicates (map user-group-name groups)) (() *unspecified*) (duplicates (warning (G_ "the following groups appear more than once:~{ ~a~}~%") duplicates)))) (define (assert-valid-users/groups users groups) "Raise an error if USERS refer to groups not listed in GROUPS." (let ((groups (list->set (map user-group-name groups)))) (define (validate-supplementary-group user group) (unless (set-contains? groups group) (raise (condition (&message (message (format #f (G_ "supplementary group '~a' \ of user '~a' is undeclared") group (user-account-name user)))))))) (for-each (lambda (user) (unless (set-contains? groups (user-account-group user)) (raise (condition (&message (message (format #f (G_ "primary group '~a' \ of user '~a' is undeclared") (user-account-group user) (user-account-name user))))))) (for-each (cut validate-supplementary-group user <>) (user-account-supplementary-groups user))) users))) ;;; ;;; Service. ;;; (define (user-group->gexp group) "Turn GROUP, a <user-group> object, into a list-valued gexp suitable for 'active-groups'." #~(list #$(user-group-name group) #$(user-group-password group) #$(user-group-id group) #$(user-group-system? group))) (define (user-account->gexp account) "Turn ACCOUNT, a <user-account> object, into a list-valued gexp suitable for 'activate-users'." #~`(#$(user-account-name account) #$(user-account-uid account) #$(user-account-group account) #$(user-account-supplementary-groups account) #$(user-account-comment account) #$(user-account-home-directory account) #$(user-account-create-home-directory? account) ,#$(user-account-shell account) ; this one is a gexp #$(user-account-password account) #$(user-account-system? account))) (define (account-activation accounts+groups) "Return a gexp that activates ACCOUNTS+GROUPS, a list of <user-account> and <user-group> objects. Raise an error if a user account refers to a undefined group." (define accounts (delete-duplicates (filter user-account? accounts+groups) eq?)) (define user-specs (map user-account->gexp accounts)) (define groups (delete-duplicates (filter user-group? accounts+groups) eq?)) (define group-specs (map user-group->gexp groups)) (assert-unique-account-names accounts) (assert-unique-group-names groups) (assert-valid-users/groups accounts groups) ;; Add users and user groups. (with-imported-modules (source-module-closure '((gnu system accounts))) #~(begin (use-modules (gnu system accounts)) (activate-users+groups (map sexp->user-account (list #$@user-specs)) (map sexp->user-group (list #$@group-specs)))))) (define (account-shepherd-service accounts+groups) "Return a Shepherd service that creates the home directories for the user accounts among ACCOUNTS+GROUPS." (define accounts (filter user-account? accounts+groups)) ;; Create home directories only once 'file-systems' is up. This makes sure ;; they are created in the right place if /home lives on a separate ;; partition. ;; ;; XXX: We arrange for this service to stop right after it's done its job so ;; that 'guix system reconfigure' knows that it can reload it fearlessly ;; (and thus create new home directories). (list (shepherd-service (requirement '(file-systems)) (provision '(user-homes)) (one-shot? #t) (modules '((gnu build activation) (gnu system accounts))) (start (with-imported-modules (source-module-closure '((gnu build activation) (gnu system accounts))) #~(lambda () (activate-user-home (map sexp->user-account (list #$@(map user-account->gexp accounts)))) #t))) ;success (documentation "Create user home directories.")))) (define (shells-file shells) "Return a file-like object that builds a shell list for use as /etc/shells based on SHELLS. /etc/shells is used by xterm, polkit, and other programs." (computed-file "shells" #~(begin (use-modules (srfi srfi-1)) (define shells (delete-duplicates (list #$@shells))) (call-with-output-file #$output (lambda (port) (display "\ /bin/sh /run/current-system/profile/bin/sh /run/current-system/profile/bin/bash\n" port) (for-each (lambda (shell) (display shell port) (newline port)) shells)))))) (define (etc-files arguments) "Filter out among ARGUMENTS things corresponding to skeletons, and return the /etc/skel directory for those." (let ((skels (filter pair? arguments)) (users (filter user-account? arguments))) `(("skel" ,(skeleton-directory skels)) ("shells" ,(shells-file (map user-account-shell users)))))) (define account-service-type (service-type (name 'account) ;; Concatenate <user-account>, <user-group>, ;; <user-extra-groups> and skeleton lists. (extend (compose merge-extra-groups-data append)) (compose concatenate) (extensions (list (service-extension activation-service-type account-activation) (service-extension shepherd-root-service-type account-shepherd-service) ;; Have 'user-processes' depend on 'user-homes' so that ;; daemons start after their home directory has been ;; created. (service-extension user-processes-service-type (const '(user-homes))) (service-extension etc-service-type etc-files))) (default-value '()) (description "Ensure the specified user accounts and groups exist, as well as each account home directory."))) (define (account-service accounts+groups skeletons) "Return a <service> that takes care of user accounts and user groups, with ACCOUNTS+GROUPS as its initial list of accounts and groups." (service account-service-type (append skeletons accounts+groups))) ;;; shadow.scm ends here