| 1 | ;;; GNU Guix --- Functional package management for GNU |
| 2 | ;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org> |
| 3 | ;;; |
| 4 | ;;; This file is part of GNU Guix. |
| 5 | ;;; |
| 6 | ;;; GNU Guix is free software; you can redistribute it and/or modify it |
| 7 | ;;; under the terms of the GNU General Public License as published by |
| 8 | ;;; the Free Software Foundation; either version 3 of the License, or (at |
| 9 | ;;; your option) any later version. |
| 10 | ;;; |
| 11 | ;;; GNU Guix is distributed in the hope that it will be useful, but |
| 12 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | ;;; GNU General Public License for more details. |
| 15 | ;;; |
| 16 | ;;; You should have received a copy of the GNU General Public License |
| 17 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. |
| 18 | |
| 19 | (define-module (test-accounts) |
| 20 | #:use-module (gnu build accounts) |
| 21 | #:use-module (gnu system accounts) |
| 22 | #:use-module (srfi srfi-19) |
| 23 | #:use-module (srfi srfi-64) |
| 24 | #:use-module (ice-9 vlist) |
| 25 | #:use-module (ice-9 match)) |
| 26 | |
| 27 | (define %passwd-sample |
| 28 | "\ |
| 29 | root:x:0:0:Admin:/root:/bin/sh |
| 30 | charlie:x:1000:998:Charlie:/home/charlie:/bin/sh\n") |
| 31 | |
| 32 | (define %group-sample |
| 33 | "\ |
| 34 | root:x:0: |
| 35 | wheel:x:999:alice,bob |
| 36 | hackers:x:65000:alice,charlie\n") |
| 37 | |
| 38 | (define %shadow-sample |
| 39 | (string-append "\ |
| 40 | root:" (crypt "secret" "$6$abc") ":17169:::::: |
| 41 | charlie:" (crypt "hey!" "$6$abc") ":17169:::::: |
| 42 | nobody:!:0::::::\n")) |
| 43 | |
| 44 | \f |
| 45 | (test-begin "accounts") |
| 46 | |
| 47 | (test-equal "write-passwd" |
| 48 | %passwd-sample |
| 49 | (call-with-output-string |
| 50 | (lambda (port) |
| 51 | (write-passwd (list (password-entry |
| 52 | (name "root") |
| 53 | (uid 0) (gid 0) |
| 54 | (real-name "Admin") |
| 55 | (directory "/root") |
| 56 | (shell "/bin/sh")) |
| 57 | (password-entry |
| 58 | (name "charlie") |
| 59 | (uid 1000) (gid 998) |
| 60 | (real-name "Charlie") |
| 61 | (directory "/home/charlie") |
| 62 | (shell "/bin/sh"))) |
| 63 | port)))) |
| 64 | |
| 65 | (test-equal "write-passwd with duplicate entry" |
| 66 | %passwd-sample |
| 67 | (call-with-output-string |
| 68 | (lambda (port) |
| 69 | (let ((charlie (password-entry |
| 70 | (name "charlie") |
| 71 | (uid 1000) (gid 998) |
| 72 | (real-name "Charlie") |
| 73 | (directory "/home/charlie") |
| 74 | (shell "/bin/sh")))) |
| 75 | (write-passwd (list (password-entry |
| 76 | (name "root") |
| 77 | (uid 0) (gid 0) |
| 78 | (real-name "Admin") |
| 79 | (directory "/root") |
| 80 | (shell "/bin/sh")) |
| 81 | charlie charlie) |
| 82 | port))))) |
| 83 | |
| 84 | (test-equal "read-passwd + write-passwd" |
| 85 | %passwd-sample |
| 86 | (call-with-output-string |
| 87 | (lambda (port) |
| 88 | (write-passwd (call-with-input-string %passwd-sample |
| 89 | read-passwd) |
| 90 | port)))) |
| 91 | |
| 92 | (test-equal "write-group" |
| 93 | %group-sample |
| 94 | (call-with-output-string |
| 95 | (lambda (port) |
| 96 | (write-group (list (group-entry |
| 97 | (name "root") (gid 0)) |
| 98 | (group-entry |
| 99 | (name "wheel") (gid 999) |
| 100 | (members '("alice" "bob"))) |
| 101 | (group-entry |
| 102 | (name "hackers") (gid 65000) |
| 103 | (members '("alice" "charlie")))) |
| 104 | port)))) |
| 105 | |
| 106 | (test-equal "read-group + write-group" |
| 107 | %group-sample |
| 108 | (call-with-output-string |
| 109 | (lambda (port) |
| 110 | (write-group (call-with-input-string %group-sample |
| 111 | read-group) |
| 112 | port)))) |
| 113 | |
| 114 | (test-equal "write-shadow" |
| 115 | %shadow-sample |
| 116 | (call-with-output-string |
| 117 | (lambda (port) |
| 118 | (write-shadow (list (shadow-entry |
| 119 | (name "root") |
| 120 | (password (crypt "secret" "$6$abc")) |
| 121 | (last-change 17169)) |
| 122 | (shadow-entry |
| 123 | (name "charlie") |
| 124 | (password (crypt "hey!" "$6$abc")) |
| 125 | (last-change 17169)) |
| 126 | (shadow-entry |
| 127 | (name "nobody"))) |
| 128 | port)))) |
| 129 | |
| 130 | (test-equal "read-shadow + write-shadow" |
| 131 | %shadow-sample |
| 132 | (call-with-output-string |
| 133 | (lambda (port) |
| 134 | (write-shadow (call-with-input-string %shadow-sample |
| 135 | read-shadow) |
| 136 | port)))) |
| 137 | |
| 138 | \f |
| 139 | (define allocate-groups (@@ (gnu build accounts) allocate-groups)) |
| 140 | (define allocate-passwd (@@ (gnu build accounts) allocate-passwd)) |
| 141 | |
| 142 | (test-equal "allocate-groups" |
| 143 | ;; Allocate GIDs in a stateless fashion. |
| 144 | (list (group-entry (name "s") (gid %system-id-max)) |
| 145 | (group-entry (name "x") (gid 900)) |
| 146 | (group-entry (name "t") (gid 899)) |
| 147 | (group-entry (name "a") (gid %id-min) (password "foo") |
| 148 | (members '("alice" "bob"))) |
| 149 | (group-entry (name "b") (gid (+ %id-min 1)) |
| 150 | (members '("charlie")))) |
| 151 | (allocate-groups (list (user-group (name "s") (system? #t)) |
| 152 | (user-group (name "x") (id 900)) |
| 153 | (user-group (name "t") (system? #t)) |
| 154 | (user-group (name "a") (password "foo")) |
| 155 | (user-group (name "b"))) |
| 156 | (alist->vhash `(("a" . "bob") |
| 157 | ("a" . "alice") |
| 158 | ("b" . "charlie"))))) |
| 159 | |
| 160 | (test-equal "allocate-groups with requested GIDs" |
| 161 | ;; Make sure the requested GID for "b" is honored. |
| 162 | (list (group-entry (name "a") (gid (+ 1 %id-min))) |
| 163 | (group-entry (name "b") (gid %id-min)) |
| 164 | (group-entry (name "c") (gid (+ 2 %id-min)))) |
| 165 | (allocate-groups (list (user-group (name "a")) |
| 166 | (user-group (name "b") (id %id-min)) |
| 167 | (user-group (name "c"))) |
| 168 | vlist-null)) |
| 169 | |
| 170 | (test-equal "allocate-groups with previous state" |
| 171 | ;; Make sure bits of state are preserved: password, GID, no reuse of |
| 172 | ;; previously-used GIDs. |
| 173 | (list (group-entry (name "s") (gid (- %system-id-max 1))) |
| 174 | (group-entry (name "t") (gid (- %system-id-max 2))) |
| 175 | (group-entry (name "a") (gid 30000) (password #f) |
| 176 | (members '("alice" "bob"))) |
| 177 | (group-entry (name "b") (gid 30001) (password "bar") |
| 178 | (members '("charlie")))) |
| 179 | (allocate-groups (list (user-group (name "s") (system? #t)) |
| 180 | (user-group (name "t") (system? #t)) |
| 181 | (user-group (name "a") (password "foo")) |
| 182 | (user-group (name "b"))) |
| 183 | (alist->vhash `(("a" . "bob") |
| 184 | ("a" . "alice") |
| 185 | ("b" . "charlie"))) |
| 186 | (list (group-entry (name "a") (gid 30000)) |
| 187 | (group-entry (name "b") (gid 30001) |
| 188 | (password "bar")) |
| 189 | (group-entry (name "removed") |
| 190 | (gid %system-id-max))))) |
| 191 | |
| 192 | (test-equal "allocate-groups with previous state, looping" |
| 193 | ;; Check that allocation starts after the highest previously-used GID, and |
| 194 | ;; loops back to the lowest GID. |
| 195 | (list (group-entry (name "a") (gid (- %id-max 1))) |
| 196 | (group-entry (name "b") (gid %id-min)) |
| 197 | (group-entry (name "c") (gid (+ 1 %id-min)))) |
| 198 | (allocate-groups (list (user-group (name "a")) |
| 199 | (user-group (name "b")) |
| 200 | (user-group (name "c"))) |
| 201 | vlist-null |
| 202 | (list (group-entry (name "d") |
| 203 | (gid (- %id-max 2)))))) |
| 204 | |
| 205 | (test-equal "allocate-passwd" |
| 206 | ;; Allocate UIDs in a stateless fashion. |
| 207 | (list (password-entry (name "alice") (uid %id-min) (gid 1000) |
| 208 | (real-name "Alice") (shell "/bin/sh") |
| 209 | (directory "/home/alice")) |
| 210 | (password-entry (name "bob") (uid (+ 1 %id-min)) (gid 1001) |
| 211 | (real-name "Bob") (shell "/bin/gash") |
| 212 | (directory "/home/bob")) |
| 213 | (password-entry (name "sshd") (uid %system-id-max) (gid 500) |
| 214 | (real-name "sshd") (shell "/nologin") |
| 215 | (directory "/var/empty")) |
| 216 | (password-entry (name "guix") (uid 30000) (gid 499) |
| 217 | (real-name "Guix") (shell "/nologin") |
| 218 | (directory "/var/empty"))) |
| 219 | (allocate-passwd (list (user-account (name "alice") |
| 220 | (comment "Alice") |
| 221 | (shell "/bin/sh") |
| 222 | (group "users")) |
| 223 | (user-account (name "bob") |
| 224 | (comment "Bob") |
| 225 | (shell "/bin/gash") |
| 226 | (group "wheel")) |
| 227 | (user-account (name "sshd") (system? #t) |
| 228 | (comment "sshd") |
| 229 | (home-directory "/var/empty") |
| 230 | (shell "/nologin") |
| 231 | (group "sshd")) |
| 232 | (user-account (name "guix") (system? #t) |
| 233 | (comment "Guix") |
| 234 | (home-directory "/var/empty") |
| 235 | (shell "/nologin") |
| 236 | (group "guix") |
| 237 | (uid 30000))) |
| 238 | (list (group-entry (name "users") (gid 1000)) |
| 239 | (group-entry (name "wheel") (gid 1001)) |
| 240 | (group-entry (name "sshd") (gid 500)) |
| 241 | (group-entry (name "guix") (gid 499))))) |
| 242 | |
| 243 | (test-equal "allocate-passwd with previous state" |
| 244 | ;; Make sure bits of state are preserved: UID, no reuse of previously-used |
| 245 | ;; UIDs, and shell. |
| 246 | (list (password-entry (name "alice") (uid 1234) (gid 1000) |
| 247 | (real-name "Alice Smith") (shell "/bin/sh") |
| 248 | (directory "/home/alice")) |
| 249 | (password-entry (name "charlie") (uid 1236) (gid 1000) |
| 250 | (real-name "Charlie") (shell "/bin/sh") |
| 251 | (directory "/home/charlie"))) |
| 252 | (allocate-passwd (list (user-account (name "alice") |
| 253 | (comment "Alice") |
| 254 | (shell "/bin/sh") ;honored |
| 255 | (group "users")) |
| 256 | (user-account (name "charlie") |
| 257 | (comment "Charlie") |
| 258 | (shell "/bin/sh") |
| 259 | (group "users"))) |
| 260 | (list (group-entry (name "users") (gid 1000))) |
| 261 | (list (password-entry (name "alice") (uid 1234) (gid 9999) |
| 262 | (real-name "Alice Smith") |
| 263 | (shell "/gnu/.../bin/gash") ;ignored |
| 264 | (directory "/home/alice")) |
| 265 | (password-entry (name "bob") (uid 1235) (gid 1001) |
| 266 | (real-name "Bob") (shell "/bin/sh") |
| 267 | (directory "/home/bob"))))) |
| 268 | |
| 269 | (test-equal "user+group-databases" |
| 270 | ;; The whole shebang. |
| 271 | (list (list (group-entry (name "a") (gid %id-min) |
| 272 | (members '("bob"))) |
| 273 | (group-entry (name "b") (gid (+ 1 %id-min)) |
| 274 | (members '("alice"))) |
| 275 | (group-entry (name "s") (gid %system-id-max))) |
| 276 | (list (password-entry (name "alice") (real-name "Alice") |
| 277 | (uid %id-min) (gid %id-min) |
| 278 | (directory "/a")) |
| 279 | (password-entry (name "bob") (real-name "Bob") |
| 280 | (uid (+ 1 %id-min)) (gid (+ 1 %id-min)) |
| 281 | (directory "/b")) |
| 282 | (password-entry (name "nobody") |
| 283 | (uid 65534) (gid %system-id-max) |
| 284 | (directory "/var/empty"))) |
| 285 | (list (shadow-entry (name "alice") (last-change 100) |
| 286 | (password (crypt "initial pass" "$6$"))) |
| 287 | (shadow-entry (name "bob") (last-change 50) |
| 288 | (password (crypt "foo" "$6$"))) |
| 289 | (shadow-entry (name "nobody") (last-change 100)))) |
| 290 | (call-with-values |
| 291 | (lambda () |
| 292 | (user+group-databases (list (user-account |
| 293 | (name "alice") |
| 294 | (comment "Alice") |
| 295 | (home-directory "/a") |
| 296 | (group "a") |
| 297 | (supplementary-groups '("b")) |
| 298 | (password (crypt "initial pass" "$6$"))) |
| 299 | (user-account |
| 300 | (name "bob") |
| 301 | (comment "Bob") |
| 302 | (home-directory "/b") |
| 303 | (group "b") |
| 304 | (supplementary-groups '("a"))) |
| 305 | (user-account |
| 306 | (name "nobody") |
| 307 | (group "s") |
| 308 | (uid 65534) |
| 309 | (home-directory "/var/empty"))) |
| 310 | (list (user-group (name "a")) |
| 311 | (user-group (name "b")) |
| 312 | (user-group (name "s") (system? #t))) |
| 313 | #:current-passwd '() |
| 314 | #:current-shadow |
| 315 | (list (shadow-entry (name "bob") |
| 316 | (password (crypt "foo" "$6$")) |
| 317 | (last-change 50))) |
| 318 | #:current-groups '() |
| 319 | #:current-time |
| 320 | (lambda (type) |
| 321 | (make-time type 0 (* 24 3600 100))))) |
| 322 | list)) |
| 323 | |
| 324 | (test-end "accounts") |