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_hierarchical_dropins () {
 128     echo "Testing hierarchical dropins..."
 129     echo "*** test service.d/ top level drop-in"
 130     create_services a-b-c
 131     check_ko a-b-c ExecCondition "/bin/echo service.d"
 132     check_ko a-b-c ExecCondition "/bin/echo a-.service.d"
 133     check_ko a-b-c ExecCondition "/bin/echo a-b-.service.d"
 134     check_ko a-b-c ExecCondition "/bin/echo a-b-c.service.d"
 135
 136     for dropin in service.d a-.service.d a-b-.service.d a-b-c.service.d; do
 137         mkdir -p /usr/lib/systemd/system/$dropin
 138         echo "
 139 [Service]
 140 ExecCondition=/bin/echo $dropin
 141         " > /usr/lib/systemd/system/$dropin/override.conf
 142         systemctl daemon-reload
 143         check_ok a-b-c ExecCondition "/bin/echo $dropin"
 144     done
 145     for dropin in service.d a-.service.d a-b-.service.d a-b-c.service.d; do
 146         rm -rf /usr/lib/systemd/system/$dropin
 147     done
 148
 149     clear_services a-b-c
 150 }
 151
 152 test_template_dropins () {
 153     echo "Testing template dropins..."
 154
 155     create_services foo bar@ yup@
 156
 157     # Declare some deps to check if the body was loaded
 158     cat >>/etc/systemd/system/bar@.service <<EOF
 159 [Unit]
 160 After=bar-template-after.device
 161 EOF
 162
 163     cat >>/etc/systemd/system/yup@.service <<EOF
 164 [Unit]
 165 After=yup-template-after.device
 166 EOF
 167
 168     ln -s /etc/systemd/system/bar@.service /etc/systemd/system/foo.service.wants/bar@1.service
 169     check_ok foo Wants bar@1.service
 170
 171     echo "*** test bar-alias@.service→bar@.service, but instance symlinks point to yup@.service ***"
 172     ln -s bar@.service  /etc/systemd/system/bar-alias@.service
 173     ln -s bar@1.service /etc/systemd/system/bar-alias@1.service
 174     ln -s yup@.service  /etc/systemd/system/bar-alias@2.service
 175     ln -s yup@3.service /etc/systemd/system/bar-alias@3.service
 176
 177     # create some dropin deps
 178     mkdir -p /etc/systemd/system/bar@{,0,1,2,3}.service.requires/
 179     mkdir -p /etc/systemd/system/yup@{,0,1,2,3}.service.requires/
 180     mkdir -p /etc/systemd/system/bar-alias@{,0,1,2,3}.service.requires/
 181
 182     ln -s ../bar-template-requires.device /etc/systemd/system/bar@.service.requires/
 183     ln -s ../bar-0-requires.device /etc/systemd/system/bar@0.service.requires/
 184     ln -s ../bar-1-requires.device /etc/systemd/system/bar@1.service.requires/
 185     ln -s ../bar-2-requires.device /etc/systemd/system/bar@2.service.requires/
 186     ln -s ../bar-3-requires.device /etc/systemd/system/bar@3.service.requires/
 187
 188     ln -s ../yup-template-requires.device /etc/systemd/system/yup@.service.requires/
 189     ln -s ../yup-0-requires.device /etc/systemd/system/yup@0.service.requires/
 190     ln -s ../yup-1-requires.device /etc/systemd/system/yup@1.service.requires/
 191     ln -s ../yup-2-requires.device /etc/systemd/system/yup@2.service.requires/
 192     ln -s ../yup-3-requires.device /etc/systemd/system/yup@3.service.requires/
 193
 194     ln -s ../bar-alias-template-requires.device /etc/systemd/system/bar-alias@.service.requires/
 195     ln -s ../bar-alias-0-requires.device /etc/systemd/system/bar-alias@0.service.requires/
 196     ln -s ../bar-alias-1-requires.device /etc/systemd/system/bar-alias@1.service.requires/
 197     ln -s ../bar-alias-2-requires.device /etc/systemd/system/bar-alias@2.service.requires/
 198     ln -s ../bar-alias-3-requires.device /etc/systemd/system/bar-alias@3.service.requires/
 199
 200     systemctl daemon-reload
 201
 202     echo '*** bar@0 is aliased by bar-alias@0 ***'
 203     systemctl show -p Names,Requires bar@0
 204     systemctl show -p Names,Requires bar-alias@0
 205     check_ok bar@0 Names bar@0
 206     check_ok bar@0 Names bar-alias@0
 207
 208     check_ok bar@0 After bar-template-after.device
 209
 210     check_ok bar@0 Requires bar-0-requires.device
 211     check_ok bar@0 Requires bar-alias-0-requires.device
 212     check_ok bar@0 Requires bar-template-requires.device
 213     check_ok bar@0 Requires bar-alias-template-requires.device
 214     check_ko bar@0 Requires yup-template-requires.device
 215
 216     check_ok bar-alias@0 After bar-template-after.device
 217
 218     check_ok bar-alias@0 Requires bar-0-requires.device
 219     check_ok bar-alias@0 Requires bar-alias-0-requires.device
 220     check_ok bar-alias@0 Requires bar-template-requires.device
 221     check_ok bar-alias@0 Requires bar-alias-template-requires.device
 222     check_ko bar-alias@0 Requires yup-template-requires.device
 223     check_ko bar-alias@0 Requires yup-0-requires.device
 224
 225     echo '*** bar@1 is aliased by bar-alias@1 ***'
 226     systemctl show -p Names,Requires bar@1
 227     systemctl show -p Names,Requires bar-alias@1
 228     check_ok bar@1 Names bar@1
 229     check_ok bar@1 Names bar-alias@1
 230
 231     check_ok bar@1 After bar-template-after.device
 232
 233     check_ok bar@1 Requires bar-1-requires.device
 234     check_ok bar@1 Requires bar-alias-1-requires.device
 235     check_ok bar@1 Requires bar-template-requires.device
 236     # See https://github.com/systemd/systemd/pull/13119#discussion_r308145418
 237     check_ok bar@1 Requires bar-alias-template-requires.device
 238     check_ko bar@1 Requires yup-template-requires.device
 239     check_ko bar@1 Requires yup-1-requires.device
 240
 241     check_ok bar-alias@1 After bar-template-after.device
 242
 243     check_ok bar-alias@1 Requires bar-1-requires.device
 244     check_ok bar-alias@1 Requires bar-alias-1-requires.device
 245     check_ok bar-alias@1 Requires bar-template-requires.device
 246     check_ok bar-alias@1 Requires bar-alias-template-requires.device
 247     check_ko bar-alias@1 Requires yup-template-requires.device
 248     check_ko bar-alias@1 Requires yup-1-requires.device
 249
 250     echo '*** bar-alias@2 aliases yup@2, bar@2 is independent ***'
 251     systemctl show -p Names,Requires bar@2
 252     systemctl show -p Names,Requires bar-alias@2
 253     check_ok bar@2 Names bar@2
 254     check_ko bar@2 Names bar-alias@2
 255
 256     check_ok bar@2 After bar-template-after.device
 257
 258     check_ok bar@2 Requires bar-2-requires.device
 259     check_ko bar@2 Requires bar-alias-2-requires.device
 260     check_ok bar@2 Requires bar-template-requires.device
 261     check_ko bar@2 Requires bar-alias-template-requires.device
 262     check_ko bar@2 Requires yup-template-requires.device
 263     check_ko bar@2 Requires yup-2-requires.device
 264
 265     check_ko bar-alias@2 After bar-template-after.device
 266
 267     check_ko bar-alias@2 Requires bar-2-requires.device
 268     check_ok bar-alias@2 Requires bar-alias-2-requires.device
 269     check_ko bar-alias@2 Requires bar-template-requires.device
 270     check_ok bar-alias@2 Requires bar-alias-template-requires.device
 271     check_ok bar-alias@2 Requires yup-template-requires.device
 272     check_ok bar-alias@2 Requires yup-2-requires.device
 273
 274     echo '*** bar-alias@3 aliases yup@3, bar@3 is independent ***'
 275     systemctl show -p Names,Requires bar@3
 276     systemctl show -p Names,Requires bar-alias@3
 277     check_ok bar@3 Names bar@3
 278     check_ko bar@3 Names bar-alias@3
 279
 280     check_ok bar@3 After bar-template-after.device
 281
 282     check_ok bar@3 Requires bar-3-requires.device
 283     check_ko bar@3 Requires bar-alias-3-requires.device
 284     check_ok bar@3 Requires bar-template-requires.device
 285     check_ko bar@3 Requires bar-alias-template-requires.device
 286     check_ko bar@3 Requires yup-template-requires.device
 287     check_ko bar@3 Requires yup-3-requires.device
 288
 289     check_ko bar-alias@3 After bar-template-after.device
 290
 291     check_ko bar-alias@3 Requires bar-3-requires.device
 292     check_ok bar-alias@3 Requires bar-alias-3-requires.device
 293     check_ko bar-alias@3 Requires bar-template-requires.device
 294     check_ok bar-alias@3 Requires bar-alias-template-requires.device
 295     check_ok bar-alias@3 Requires yup-template-requires.device
 296     check_ok bar-alias@3 Requires yup-3-requires.device
 297
 298     clear_services foo {bar,yup,bar-alias}@{,1,2,3}
 299 }
 300
 301 test_alias_dropins () {
 302     echo "Testing alias dropins..."
 303
 304     echo "*** test a wants b1 alias of b"
 305     create_services test15-a test15-b
 306     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 307     ln -sf ../test15-b1.service /etc/systemd/system/test15-a.service.wants/
 308     check_ok test15-a Wants test15-b.service
 309     systemctl start test15-a
 310     systemctl --quiet is-active test15-b
 311     systemctl stop test15-a test15-b
 312     rm /etc/systemd/system/test15-b1.service
 313     clear_services test15-a test15-b
 314
 315     # Check that dependencies don't vary.
 316     echo "*** test 2"
 317     create_services test15-a test15-x test15-y
 318     mkdir -p /etc/systemd/system/test15-a1.service.wants/
 319     ln -sf test15-a.service /etc/systemd/system/test15-a1.service
 320     ln -sf ../test15-x.service /etc/systemd/system/test15-a.service.wants/
 321     ln -sf ../test15-y.service /etc/systemd/system/test15-a1.service.wants/
 322     check_ok test15-a1 Wants test15-x.service # see [1]
 323     check_ok test15-a1 Wants test15-y.service
 324     systemctl start test15-a
 325     check_ok test15-a1 Wants test15-x.service # see [2]
 326     check_ok test15-a1 Wants test15-y.service
 327     systemctl stop test15-a test15-x test15-y
 328     rm /etc/systemd/system/test15-a1.service
 329
 330     clear_services test15-a test15-x test15-y
 331 }
 332
 333 test_masked_dropins () {
 334     echo "Testing masked dropins..."
 335
 336     create_services test15-a test15-b
 337
 338     # 'b' is masked for both deps
 339     echo "*** test a wants,requires b is masked"
 340     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 341     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b.service
 342     check_ko test15-a Wants test15-b.service
 343     check_ko test15-a Requires test15-b.service
 344
 345     # 'a' wants 'b' and 'b' is masked at a lower level
 346     echo "*** test a wants b, mask override"
 347     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.wants/test15-b.service
 348     ln -sf /dev/null /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 349     check_ok test15-a Wants test15-b.service
 350
 351     # 'a' wants 'b' and 'b' is masked at a higher level
 352     echo "*** test a wants b, mask"
 353     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 354     ln -sf ../test15-b.service /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 355     check_ko test15-a Wants test15-b.service
 356
 357     # 'a' is masked but has an override config file
 358     echo "*** test a is masked but has an override"
 359     create_services test15-a test15-b
 360     ln -sf /dev/null /etc/systemd/system/test15-a.service
 361     cat >/usr/lib/systemd/system/test15-a.service.d/override.conf <<EOF
 362 [Unit]
 363 After=test15-b.service
 364 EOF
 365     check_ok test15-a UnitFileState masked
 366
 367     # 'b1' is an alias for 'b': masking 'b' dep should not influence 'b1' dep
 368     echo "*** test a wants b, b1, and one is masked"
 369     create_services test15-a test15-b
 370     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 371     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 372     ln -sf ../test15-b1.service /usr/lib/systemd/system/test15-a.service.wants/test15-b1.service
 373     systemctl cat test15-a
 374     systemctl show -p Wants,Requires test15-a
 375     systemctl cat test15-b1
 376     systemctl show -p Wants,Requires test15-b1
 377     check_ok test15-a Wants test15-b.service
 378     check_ko test15-a Wants test15-b1.service # the alias does not show up in the list of units
 379     rm /etc/systemd/system/test15-b1.service
 380
 381     # 'b1' is an alias for 'b': masking 'b1' should not influence 'b' dep
 382     echo "*** test a wants b, alias dep is masked"
 383     create_services test15-a test15-b
 384     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 385     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b1.service
 386     ln -sf ../test15-b.service /usr/lib/systemd/system/test15-a.service.wants/test15-b.service
 387     check_ok test15-a Wants test15-b.service
 388     check_ko test15-a Wants test15-b1.service # the alias does not show up in the list of units
 389     rm /etc/systemd/system/test15-b1.service
 390
 391     # 'a' has Wants=b.service but also has a masking
 392     # dropin 'b': 'b' should still be pulled in.
 393     echo "*** test a wants b both ways"
 394     create_services test15-a test15-b
 395     ln -sf /dev/null /etc/systemd/system/test15-a.service.wants/test15-b.service
 396     cat >/usr/lib/systemd/system/test15-a.service.d/wants-b.conf<<EOF
 397 [Unit]
 398 Wants=test15-b.service
 399 EOF
 400     check_ok test15-a Wants test15-b.service
 401
 402     # mask a dropin that points to an nonexistent unit.
 403     echo "*** test a wants nonexistent is masked"
 404     create_services test15-a
 405     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/nonexistent.service
 406     ln -sf ../nonexistent.service /usr/lib/systemd/system/test15-a.service.requires/
 407     check_ko test15-a Requires nonexistent.service
 408
 409     # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is
 410     # masked at a higher level.
 411     echo "*** test a wants b is masked"
 412     create_services test15-a test15-b test15-c
 413     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.requires/
 414     ln -sf ../test15-b.service /run/systemd/system/test15-c.service.requires/
 415     ln -sf /dev/null /etc/systemd/system/test15-c.service.requires/test15-b.service
 416     systemctl start test15-a
 417     check_ko test15-c Requires test15-b.service
 418     systemctl stop test15-a test15-b
 419
 420     # 'b' is already loaded when 'c' pulls it in via a dropin but 'b' is
 421     # masked at a lower level.
 422     echo "*** test a requires b is masked"
 423     create_services test15-a test15-b test15-c
 424     ln -sf ../test15-b.service /etc/systemd/system/test15-a.service.requires/
 425     ln -sf ../test15-b.service /etc/systemd/system/test15-c.service.requires/
 426     ln -sf /dev/null /run/systemd/system/test15-c.service.requires/test15-b.service
 427     systemctl start test15-a
 428     check_ok test15-c Requires test15-b.service
 429     systemctl stop test15-a test15-b
 430
 431     # 'a' requires 2 aliases of 'b' and one of them is a mask.
 432     echo "*** test a requires alias of b, other alias masked"
 433     create_services test15-a test15-b
 434     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 435     ln -sf test15-b.service /etc/systemd/system/test15-b2.service
 436     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b1.service
 437     ln -sf ../test15-b1.service /run/systemd/system/test15-a.service.requires/
 438     ln -sf ../test15-b2.service /usr/lib/systemd/system/test15-a.service.requires/
 439     check_ok test15-a Requires test15-b
 440
 441     # Same as above but now 'b' is masked.
 442     echo "*** test a requires alias of b, b dep masked"
 443     create_services test15-a test15-b
 444     ln -sf test15-b.service /etc/systemd/system/test15-b1.service
 445     ln -sf test15-b.service /etc/systemd/system/test15-b2.service
 446     ln -sf ../test15-b1.service /run/systemd/system/test15-a.service.requires/
 447     ln -sf ../test15-b2.service /usr/lib/systemd/system/test15-a.service.requires/
 448     ln -sf /dev/null /etc/systemd/system/test15-a.service.requires/test15-b.service
 449     check_ok test15-a Requires test15-b
 450
 451     clear_services test15-a test15-b
 452 }
 453
 454 test_invalid_dropins () {
 455     echo "Testing invalid dropins..."
 456     # Assertion failed on earlier versions, command exits unsuccessfully on later versions
 457     systemctl cat nonexistent@.service || true
 458     create_services a
 459     systemctl daemon-reload
 460     # Assertion failed on earlier versions, command exits unsuccessfully on later versions
 461     systemctl cat a@.service || true
 462     systemctl stop a
 463     clear_services a
 464     return 0
 465 }
 466
 467 test_basic_dropins
 468 test_hierarchical_dropins
 469 test_template_dropins
 470 test_alias_dropins
 471 test_masked_dropins
 472 test_invalid_dropins
 473
 474 touch /testok