test/units/testsuite-15.sh

   1 #! /bin/bash
   2 set -e
   3 set -x
   4
   5 _clear_service () {
   6     systemctl stop $1.service 2>/dev/null || :
   7     rm -f  /{etc,run,usr/lib}/systemd/system/$1.service
   8     rm -fr /{etc,run,usr/lib}/systemd/system/$1.service.d
   9     rm -fr /{etc,run,usr/lib}/systemd/system/$1.service.{wants,requires}
  10     if [[ $1 == *@ ]]; then
  11         systemctl stop $1*.service 2>/dev/null || :
  12         rm -f  /{etc,run,usr/lib}/systemd/system/$1*.service
  13         rm -fr /{etc,run,usr/lib}/systemd/system/$1*.service.d
  14         rm -fr /{etc,run,usr/lib}/systemd/system/$1*.service.{wants,requires}
  15     fi
  16 }
  17
  18 clear_services () {
  19     for u in $*; do
  20         _clear_service $u
  21     done
  22     systemctl daemon-reload
  23 }
  24
  25 create_service () {
  26     clear_services $1
  27
  28     cat >/etc/systemd/system/$1.service<<EOF
  29 [Unit]
  30 Description=$1 unit
  31
  32 [Service]
  33 ExecStart=/bin/sleep 100000
  34 EOF
  35     mkdir -p /{etc,run,usr/lib}/systemd/system/$1.service.d
  36     mkdir -p /etc/systemd/system/$1.service.{wants,requires}
  37     mkdir -p /run/systemd/system/$1.service.{wants,requires}
  38     mkdir -p /usr/lib/systemd/system/$1.service.{wants,requires}
  39 }
  40
  41 create_services () {
  42     for u in $*; do
  43         create_service $u
  44     done
  45 }
  46
  47 check_ok () {
  48     [ $# -eq 3 ] || return
  49
  50     x="$(systemctl show --value -p $2 $1)"
  51     case "$x" in
  52         *$3*) return 0 ;;
  53         *)    return 1 ;;
  54     esac
  55 }
  56
  57 check_ko () {
  58     ! check_ok "$@"
  59 }
  60
  61 test_basic_dropins () {
  62     echo "Testing basic dropins..."
  63
  64     echo "*** test a wants b wants c"
  65     create_services test15-a test15-b test15-c
  66     ln -s ../test15-b.service /etc/systemd/system/test15-a.service.wants/
  67     ln -s ../test15-c.service /etc/systemd/system/test15-b.service.wants/
  68     check_ok test15-a Wants test15-b.service
  69     check_ok test15-b Wants test15-c.service
  70
  71     echo "*** test a wants,requires b"
  72     create_services test15-a test15-b test15-c
  73     ln -s ../test15-b.service /etc/systemd/system/test15-a.service.wants/
  74     ln -s ../test15-b.service /etc/systemd/system/test15-a.service.requires/
  75     check_ok test15-a Wants test15-b.service
  76     check_ok test15-a Requires test15-b.service
  77
  78     echo "*** test a wants nonexistent"
  79     create_service test15-a
  80     ln -s ../nonexistent.service /etc/systemd/system/test15-a.service.wants/
  81     check_ok test15-a Wants nonexistent.service
  82     systemctl start test15-a
  83     systemctl stop  test15-a
  84
  85     echo "*** test a requires nonexistent"
  86     ln -sf ../nonexistent.service /etc/systemd/system/test15-a.service.requires/
  87     systemctl daemon-reload
  88     check_ok test15-a Requires nonexistent.service
  89
  90     # 'b' is already loaded when 'c' pulls it in via a dropin.
  91     echo "*** test a,c require b"
  92     create_services test15-a test15-b test15-c
  93     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.requires/
  94     ln -sf ../test15-b.service /etc/systemd/system/test15-c.service.requires/
  95     systemctl start test15-a
  96     check_ok test15-c Requires test15-b.service
  97     systemctl stop test15-a test15-b
  98
  99     # 'b'  is already loaded when 'c' pulls it in via an alias dropin.
 100     echo "*** test a wants alias"
 101     create_services test15-a test15-b test15-c
 102     ln -sf test15-c.service /etc/systemd/system/test15-c1.service
 103     ln -sf ../test15-c.service  /etc/systemd/system/test15-a.service.wants/
 104     ln -sf ../test15-c1.service /etc/systemd/system/test15-b.service.wants/
 105     systemctl start test15-a
 106     check_ok test15-a Wants test15-c.service
 107     check_ok test15-b Wants test15-c.service
 108     systemctl stop test15-a test15-c
 109
 110     echo "*** test service.d/ top level drop-in"
 111     create_services test15-a test15-b
 112     check_ko test15-a ExecCondition "/bin/echo a"
 113     check_ko test15-b ExecCondition "/bin/echo b"
 114     mkdir -p /usr/lib/systemd/system/service.d
 115     cat >/usr/lib/systemd/system/service.d/override.conf <<EOF
 116 [Service]
 117 ExecCondition=/bin/echo %n
 118 EOF
 119     systemctl daemon-reload
 120     check_ok test15-a ExecCondition "/bin/echo test15-a"
 121     check_ok test15-b ExecCondition "/bin/echo test15-b"
 122     rm -rf /usr/lib/systemd/system/service.d
 123
 124     clear_services test15-a test15-b test15-c
 125 }
 126
 127 test_linked_units () {
 128     echo "Testing linked units..."
 129     echo "*** test linked unit (same basename)"
 130
 131     create_service test15-a
 132     mv /etc/systemd/system/test15-a.service /
 133     ln -s /test15-a.service /etc/systemd/system/
 134     ln -s test15-a.service /etc/systemd/system/test15-b.service
 135
 136     check_ok test15-a Names test15-a.service
 137     check_ok test15-a Names test15-b.service
 138
 139     echo "*** test linked unit (cross basename)"
 140
 141     mv /test15-a.service /test15-a@.scope
 142     ln -fs /test15-a@.scope /etc/systemd/system/test15-a.service
 143     systemctl daemon-reload
 144
 145     check_ok test15-a Names test15-a.service
 146     check_ok test15-a Names test15-b.service
 147     check_ko test15-a Names test15-b@
 148
 149     rm /test15-a@.scope
 150     clear_services test15-a test15-b
 151 }
 152
 153 test_hierarchical_dropins () {
 154     echo "Testing hierarchical dropins..."
 155     echo "*** test service.d/ top level drop-in"
 156     create_services a-b-c
 157     check_ko a-b-c ExecCondition "/bin/echo service.d"
 158     check_ko a-b-c ExecCondition "/bin/echo a-.service.d"
 159     check_ko a-b-c ExecCondition "/bin/echo a-b-.service.d"
 160     check_ko a-b-c ExecCondition "/bin/echo a-b-c.service.d"
 161
 162     for dropin in service.d a-.service.d a-b-.service.d a-b-c.service.d; do
 163         mkdir -p /usr/lib/systemd/system/$dropin
 164         echo "
 165 [Service]
 166 ExecCondition=/bin/echo $dropin
 167         " > /usr/lib/systemd/system/$dropin/override.conf
 168         systemctl daemon-reload
 169         check_ok a-b-c ExecCondition "/bin/echo $dropin"
 170     done
 171     for dropin in service.d a-.service.d a-b-.service.d a-b-c.service.d; do
 172         rm -rf /usr/lib/systemd/system/$dropin
 173     done
 174
 175     clear_services a-b-c
 176 }
 177
 178 test_template_dropins () {
 179     echo "Testing template dropins..."
 180
 181     create_services foo bar@ yup@
 182
 183     # Declare some deps to check if the body was loaded
 184     cat >>/etc/systemd/system/bar@.service <<EOF
 185 [Unit]
 186 After=bar-template-after.device
 187 EOF
 188
 189     cat >>/etc/systemd/system/yup@.service <<EOF
 190 [Unit]
 191 After=yup-template-after.device
 192 EOF
 193
 194     ln -s /etc/systemd/system/bar@.service /etc/systemd/system/foo.service.wants/bar@1.service
 195     check_ok foo Wants bar@1.service
 196
 197     echo "*** test bar-alias@.service→bar@.service, but instance symlinks point to yup@.service ***"
 198     ln -s bar@.service  /etc/systemd/system/bar-alias@.service
 199     ln -s bar@1.service /etc/systemd/system/bar-alias@1.service
 200     ln -s yup@.service  /etc/systemd/system/bar-alias@2.service
 201     ln -s yup@3.service /etc/systemd/system/bar-alias@3.service
 202
 203     # create some dropin deps
 204     mkdir -p /etc/systemd/system/bar@{,0,1,2,3}.service.requires/
 205     mkdir -p /etc/systemd/system/yup@{,0,1,2,3}.service.requires/
 206     mkdir -p /etc/systemd/system/bar-alias@{,0,1,2,3}.service.requires/
 207
 208     ln -s ../bar-template-requires.device /etc/systemd/system/bar@.service.requires/
 209     ln -s ../bar-0-requires.device /etc/systemd/system/bar@0.service.requires/
 210     ln -s ../bar-1-requires.device /etc/systemd/system/bar@1.service.requires/
 211     ln -s ../bar-2-requires.device /etc/systemd/system/bar@2.service.requires/
 212     ln -s ../bar-3-requires.device /etc/systemd/system/bar@3.service.requires/
 213
 214     ln -s ../yup-template-requires.device /etc/systemd/system/yup@.service.requires/
 215     ln -s ../yup-0-requires.device /etc/systemd/system/yup@0.service.requires/
 216     ln -s ../yup-1-requires.device /etc/systemd/system/yup@1.service.requires/
 217     ln -s ../yup-2-requires.device /etc/systemd/system/yup@2.service.requires/
 218     ln -s ../yup-3-requires.device /etc/systemd/system/yup@3.service.requires/
 219
 220     ln -s ../bar-alias-template-requires.device /etc/systemd/system/bar-alias@.service.requires/
 221     ln -s ../bar-alias-0-requires.device /etc/systemd/system/bar-alias@0.service.requires/
 222     ln -s ../bar-alias-1-requires.device /etc/systemd/system/bar-alias@1.service.requires/
 223     ln -s ../bar-alias-2-requires.device /etc/systemd/system/bar-alias@2.service.requires/
 224     ln -s ../bar-alias-3-requires.device /etc/systemd/system/bar-alias@3.service.requires/
 225
 226     systemctl daemon-reload
 227
 228     echo '*** bar@0 is aliased by bar-alias@0 ***'
 229     systemctl show -p Names,Requires bar@0
 230     systemctl show -p Names,Requires bar-alias@0
 231     check_ok bar@0 Names bar@0
 232     check_ok bar@0 Names bar-alias@0
 233
 234     check_ok bar@0 After bar-template-after.device
 235
 236     check_ok bar@0 Requires bar-0-requires.device
 237     check_ok bar@0 Requires bar-alias-0-requires.device
 238     check_ok bar@0 Requires bar-template-requires.device
 239     check_ok bar@0 Requires bar-alias-template-requires.device
 240     check_ko bar@0 Requires yup-template-requires.device
 241
 242     check_ok bar-alias@0 After bar-template-after.device
 243
 244     check_ok bar-alias@0 Requires bar-0-requires.device
 245     check_ok bar-alias@0 Requires bar-alias-0-requires.device
 246     check_ok bar-alias@0 Requires bar-template-requires.device
 247     check_ok bar-alias@0 Requires bar-alias-template-requires.device
 248     check_ko bar-alias@0 Requires yup-template-requires.device
 249     check_ko bar-alias@0 Requires yup-0-requires.device
 250
 251     echo '*** bar@1 is aliased by bar-alias@1 ***'
 252     systemctl show -p Names,Requires bar@1
 253     systemctl show -p Names,Requires bar-alias@1
 254     check_ok bar@1 Names bar@1
 255     check_ok bar@1 Names bar-alias@1
 256
 257     check_ok bar@1 After bar-template-after.device
 258
 259     check_ok bar@1 Requires bar-1-requires.device
 260     check_ok bar@1 Requires bar-alias-1-requires.device
 261     check_ok bar@1 Requires bar-template-requires.device
 262     # See https://github.com/systemd/systemd/pull/13119#discussion_r308145418
 263     check_ok bar@1 Requires bar-alias-template-requires.device
 264     check_ko bar@1 Requires yup-template-requires.device
 265     check_ko bar@1 Requires yup-1-requires.device
 266
 267     check_ok bar-alias@1 After bar-template-after.device
 268
 269     check_ok bar-alias@1 Requires bar-1-requires.device
 270     check_ok bar-alias@1 Requires bar-alias-1-requires.device
 271     check_ok bar-alias@1 Requires bar-template-requires.device
 272     check_ok bar-alias@1 Requires bar-alias-template-requires.device
 273     check_ko bar-alias@1 Requires yup-template-requires.device
 274     check_ko bar-alias@1 Requires yup-1-requires.device
 275
 276     echo '*** bar-alias@2 aliases yup@2, bar@2 is independent ***'
 277     systemctl show -p Names,Requires bar@2
 278     systemctl show -p Names,Requires bar-alias@2
 279     check_ok bar@2 Names bar@2
 280     check_ko bar@2 Names bar-alias@2
 281
 282     check_ok bar@2 After bar-template-after.device
 283
 284     check_ok bar@2 Requires bar-2-requires.device
 285     check_ko bar@2 Requires bar-alias-2-requires.device
 286     check_ok bar@2 Requires bar-template-requires.device
 287     check_ko bar@2 Requires bar-alias-template-requires.device
 288     check_ko bar@2 Requires yup-template-requires.device
 289     check_ko bar@2 Requires yup-2-requires.device
 290
 291     check_ko bar-alias@2 After bar-template-after.device
 292
 293     check_ko bar-alias@2 Requires bar-2-requires.device
 294     check_ok bar-alias@2 Requires bar-alias-2-requires.device
 295     check_ko bar-alias@2 Requires bar-template-requires.device
 296     check_ok bar-alias@2 Requires bar-alias-template-requires.device
 297     check_ok bar-alias@2 Requires yup-template-requires.device
 298     check_ok bar-alias@2 Requires yup-2-requires.device
 299
 300     echo '*** bar-alias@3 aliases yup@3, bar@3 is independent ***'
 301     systemctl show -p Names,Requires bar@3
 302     systemctl show -p Names,Requires bar-alias@3
 303     check_ok bar@3 Names bar@3
 304     check_ko bar@3 Names bar-alias@3
 305
 306     check_ok bar@3 After bar-template-after.device
 307
 308     check_ok bar@3 Requires bar-3-requires.device
 309     check_ko bar@3 Requires bar-alias-3-requires.device
 310     check_ok bar@3 Requires bar-template-requires.device
 311     check_ko bar@3 Requires bar-alias-template-requires.device
 312     check_ko bar@3 Requires yup-template-requires.device
 313     check_ko bar@3 Requires yup-3-requires.device
 314
 315     check_ko bar-alias@3 After bar-template-after.device
 316
 317     check_ko bar-alias@3 Requires bar-3-requires.device
 318     check_ok bar-alias@3 Requires bar-alias-3-requires.device
 319     check_ko bar-alias@3 Requires bar-template-requires.device
 320     check_ok bar-alias@3 Requires bar-alias-template-requires.device
 321     check_ok bar-alias@3 Requires yup-template-requires.device
 322     check_ok bar-alias@3 Requires yup-3-requires.device
 323
 324     clear_services foo {bar,yup,bar-alias}@{,1,2,3}
 325 }
 326
 327 test_alias_dropins () {
 328     echo "Testing alias dropins..."
 329
 330     echo "*** test a wants b1 alias of b"
 331     create_services test15-a test15-b
 332     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 333     ln -sf ../test15-b1.service /etc/systemd/system/test15-a.service.wants/
 334     check_ok test15-a Wants test15-b.service
 335     systemctl start test15-a
 336     systemctl --quiet is-active test15-b
 337     systemctl stop test15-a test15-b
 338     rm /etc/systemd/system/test15-b1.service
 339     clear_services test15-a test15-b
 340
 341     # Check that dependencies don't vary.
 342     echo "*** test 2"
 343     create_services test15-a test15-x test15-y
 344     mkdir -p /etc/systemd/system/test15-a1.service.wants/
 345     ln -sf test15-a.service /etc/systemd/system/test15-a1.service
 346     ln -sf ../test15-x.service /etc/systemd/system/test15-a.service.wants/
 347     ln -sf ../test15-y.service /etc/systemd/system/test15-a1.service.wants/
 348     check_ok test15-a1 Wants test15-x.service # see [1]
 349     check_ok test15-a1 Wants test15-y.service
 350     systemctl start test15-a
 351     check_ok test15-a1 Wants test15-x.service # see [2]
 352     check_ok test15-a1 Wants test15-y.service
 353     systemctl stop test15-a test15-x test15-y
 354     rm /etc/systemd/system/test15-a1.service
 355
 356     clear_services test15-a test15-x test15-y
 357 }
 358
 359 test_masked_dropins () {
 360     echo "Testing masked dropins..."
 361
 362     create_services test15-a test15-b
 363
 364     # 'b' is masked for both deps
 365     echo "*** test a wants,requires b is masked"
 366     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 367     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b.service
 368     check_ko test15-a Wants test15-b.service
 369     check_ko test15-a Requires test15-b.service
 370
 371     # 'a' wants 'b' and 'b' is masked at a lower level
 372     echo "*** test a wants b, mask override"
 373     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.wants/test15-b.service
 374     ln -sf /dev/null /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 375     check_ok test15-a Wants test15-b.service
 376
 377     # 'a' wants 'b' and 'b' is masked at a higher level
 378     echo "*** test a wants b, mask"
 379     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 380     ln -sf ../test15-b.service /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 381     check_ko test15-a Wants test15-b.service
 382
 383     # 'a' is masked but has an override config file
 384     echo "*** test a is masked but has an override"
 385     create_services test15-a test15-b
 386     ln -sf /dev/null /etc/systemd/system/test15-a.service
 387     cat >/usr/lib/systemd/system/test15-a.service.d/override.conf <<EOF
 388 [Unit]
 389 After=test15-b.service
 390 EOF
 391     check_ok test15-a UnitFileState masked
 392
 393     # 'b1' is an alias for 'b': masking 'b' dep should not influence 'b1' dep
 394     echo "*** test a wants b, b1, and one is masked"
 395     create_services test15-a test15-b
 396     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 397     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 398     ln -sf ../test15-b1.service /usr/lib/systemd/system/test15-a.service.wants/test15-b1.service
 399     systemctl cat test15-a
 400     systemctl show -p Wants,Requires test15-a
 401     systemctl cat test15-b1
 402     systemctl show -p Wants,Requires test15-b1
 403     check_ok test15-a Wants test15-b.service
 404     check_ko test15-a Wants test15-b1.service # the alias does not show up in the list of units
 405     rm /etc/systemd/system/test15-b1.service
 406
 407     # 'b1' is an alias for 'b': masking 'b1' should not influence 'b' dep
 408     echo "*** test a wants b, alias dep is masked"
 409     create_services test15-a test15-b
 410     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 411     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b1.service
 412     ln -sf ../test15-b.service /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 413     check_ok test15-a Wants test15-b.service
 414     check_ko test15-a Wants test15-b1.service # the alias does not show up in the list of units
 415     rm /etc/systemd/system/test15-b1.service
 416
 417     # 'a' has Wants=b.service but also has a masking
 418     # dropin 'b': 'b' should still be pulled in.
 419     echo "*** test a wants b both ways"
 420     create_services test15-a test15-b
 421     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 422     cat >/usr/lib/systemd/system/test15-a.service.d/wants-b.conf<<EOF
 423 [Unit]
 424 Wants=test15-b.service
 425 EOF
 426     check_ok test15-a Wants test15-b.service
 427
 428     # mask a dropin that points to an nonexistent unit.
 429     echo "*** test a wants nonexistent is masked"
 430     create_services test15-a
 431     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/nonexistent.service
 432     ln -sf ../nonexistent.service /usr/lib/systemd/system/test15-a.service.requires/
 433     check_ko test15-a Requires nonexistent.service
 434
 435     # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is
 436     # masked at a higher level.
 437     echo "*** test a wants b is masked"
 438     create_services test15-a test15-b test15-c
 439     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.requires/
 440     ln -sf ../test15-b.service /run/systemd/system/test15-c.service.requires/
 441     ln -sf /dev/null /etc/systemd/system/test15-c.service.requires/test15-b.service
 442     systemctl start test15-a
 443     check_ko test15-c Requires test15-b.service
 444     systemctl stop test15-a test15-b
 445
 446     # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is
 447     # masked at a lower level.
 448     echo "*** test a requires b is masked"
 449     create_services test15-a test15-b test15-c
 450     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.requires/
 451     ln -sf ../test15-b.service /etc/systemd/system/test15-c.service.requires/
 452     ln -sf /dev/null /run/systemd/system/test15-c.service.requires/test15-b.service
 453     systemctl start test15-a
 454     check_ok test15-c Requires test15-b.service
 455     systemctl stop test15-a test15-b
 456
 457     # 'a' requires 2 aliases of 'b' and one of them is a mask.
 458     echo "*** test a requires alias of b, other alias masked"
 459     create_services test15-a test15-b
 460     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 461     ln -sf test15-b.service /etc/systemd/system/test15-b2.service
 462     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b1.service
 463     ln -sf ../test15-b1.service /run/systemd/system/test15-a.service.requires/
 464     ln -sf ../test15-b2.service /usr/lib/systemd/system/test15-a.service.requires/
 465     check_ok test15-a Requires test15-b
 466
 467     # Same as above but now 'b' is masked.
 468     echo "*** test a requires alias of b, b dep masked"
 469     create_services test15-a test15-b
 470     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 471     ln -sf test15-b.service /etc/systemd/system/test15-b2.service
 472     ln -sf ../test15-b1.service /run/systemd/system/test15-a.service.requires/
 473     ln -sf ../test15-b2.service /usr/lib/systemd/system/test15-a.service.requires/
 474     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b.service
 475     check_ok test15-a Requires test15-b
 476
 477     clear_services test15-a test15-b
 478 }
 479
 480 test_invalid_dropins () {
 481     echo "Testing invalid dropins..."
 482     # Assertion failed on earlier versions, command exits unsuccessfully on later versions
 483     systemctl cat nonexistent@.service || true
 484     create_services a
 485     systemctl daemon-reload
 486     # Assertion failed on earlier versions, command exits unsuccessfully on later versions
 487     systemctl cat a@.service || true
 488     systemctl stop a
 489     clear_services a
 490     return 0
 491 }
 492
 493 test_basic_dropins
 494 test_linked_units
 495 test_hierarchical_dropins
 496 test_template_dropins
 497 test_alias_dropins
 498 test_masked_dropins
 499 test_invalid_dropins
 500
 501 touch /testok