t/t5551-http-fetch-smart.sh

   1 #!/bin/sh
   2
   3 test_description='test smart fetching over http via http-backend'
   4 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   5 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   6
   7 . ./test-lib.sh
   8 . "$TEST_DIRECTORY"/lib-httpd.sh
   9 start_httpd
  10
  11 test_expect_success 'setup repository' '
  12         git config push.default matching &&
  13         echo content >file &&
  14         git add file &&
  15         git commit -m one
  16 '
  17
  18 test_expect_success 'create http-accessible bare repository' '
  19         mkdir "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
  20         (cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
  21          git --bare init
  22         ) &&
  23         git remote add public "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
  24         git push public main:main
  25 '
  26
  27 setup_askpass_helper
  28
  29 test_expect_success 'clone http repository' '
  30         cat >exp <<-\EOF &&
  31         > GET /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1
  32         > Accept: */*
  33         > Accept-Encoding: ENCODINGS
  34         > Accept-Language: ko-KR, *;q=0.9
  35         > Pragma: no-cache
  36         < HTTP/1.1 200 OK
  37         < Pragma: no-cache
  38         < Cache-Control: no-cache, max-age=0, must-revalidate
  39         < Content-Type: application/x-git-upload-pack-advertisement
  40         > POST /smart/repo.git/git-upload-pack HTTP/1.1
  41         > Accept-Encoding: ENCODINGS
  42         > Content-Type: application/x-git-upload-pack-request
  43         > Accept: application/x-git-upload-pack-result
  44         > Accept-Language: ko-KR, *;q=0.9
  45         > Content-Length: xxx
  46         < HTTP/1.1 200 OK
  47         < Pragma: no-cache
  48         < Cache-Control: no-cache, max-age=0, must-revalidate
  49         < Content-Type: application/x-git-upload-pack-result
  50         EOF
  51
  52         GIT_TRACE_CURL=true GIT_TEST_PROTOCOL_VERSION=0 LANGUAGE="ko_KR.UTF-8" \
  53                 git clone --quiet $HTTPD_URL/smart/repo.git clone 2>err &&
  54         test_cmp file clone/file &&
  55         tr '\''\015'\'' Q <err |
  56         sed -e "
  57                 s/Q\$//
  58                 /^[*] /d
  59                 /^== Info:/d
  60                 /^=> Send header, /d
  61                 /^=> Send header:$/d
  62                 /^<= Recv header, /d
  63                 /^<= Recv header:$/d
  64                 s/=> Send header: //
  65                 s/= Recv header://
  66                 /^<= Recv data/d
  67                 /^=> Send data/d
  68                 /^$/d
  69                 /^< $/d
  70
  71                 /^[^><]/{
  72                         s/^/> /
  73                 }
  74
  75                 /^> User-Agent: /d
  76                 /^> Host: /d
  77                 /^> POST /,$ {
  78                         /^> Accept: [*]\\/[*]/d
  79                 }
  80                 s/^> Content-Length: .*/> Content-Length: xxx/
  81                 /^> 00..want /d
  82                 /^> 00.*done/d
  83
  84                 /^< Server: /d
  85                 /^< Expires: /d
  86                 /^< Date: /d
  87                 /^< Content-Length: /d
  88                 /^< Transfer-Encoding: /d
  89         " >actual &&
  90
  91         # NEEDSWORK: If the overspecification of the expected result is reduced, we
  92         # might be able to run this test in all protocol versions.
  93         if test "$GIT_TEST_PROTOCOL_VERSION" = 0
  94         then
  95                 sed -e "s/^> Accept-Encoding: .*/> Accept-Encoding: ENCODINGS/" \
  96                                 actual >actual.smudged &&
  97                 test_cmp exp actual.smudged &&
  98
  99                 grep "Accept-Encoding:.*gzip" actual >actual.gzip &&
 100                 test_line_count = 2 actual.gzip &&
 101
 102                 grep "Accept-Language: ko-KR, *" actual >actual.language &&
 103                 test_line_count = 2 actual.language
 104         fi
 105 '
 106
 107 test_expect_success 'fetch changes via http' '
 108         echo content >>file &&
 109         git commit -a -m two &&
 110         git push public &&
 111         (cd clone && git pull) &&
 112         test_cmp file clone/file
 113 '
 114
 115 test_expect_success 'used upload-pack service' '
 116         cat >exp <<-\EOF &&
 117         GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 118         POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 119         GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 120         POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 121         EOF
 122
 123         # NEEDSWORK: If the overspecification of the expected result is reduced, we
 124         # might be able to run this test in all protocol versions.
 125         if test "$GIT_TEST_PROTOCOL_VERSION" = 0
 126         then
 127                 check_access_log exp
 128         fi
 129 '
 130
 131 test_expect_success 'follow redirects (301)' '
 132         git clone $HTTPD_URL/smart-redir-perm/repo.git --quiet repo-p
 133 '
 134
 135 test_expect_success 'follow redirects (302)' '
 136         git clone $HTTPD_URL/smart-redir-temp/repo.git --quiet repo-t
 137 '
 138
 139 test_expect_success 'redirects re-root further requests' '
 140         git clone $HTTPD_URL/smart-redir-limited/repo.git repo-redir-limited
 141 '
 142
 143 test_expect_success 're-rooting dies on insane schemes' '
 144         test_must_fail git clone $HTTPD_URL/insane-redir/repo.git insane
 145 '
 146
 147 test_expect_success 'clone from password-protected repository' '
 148         echo two >expect &&
 149         set_askpass user@host pass@host &&
 150         git clone --bare "$HTTPD_URL/auth/smart/repo.git" smart-auth &&
 151         expect_askpass both user@host &&
 152         git --git-dir=smart-auth log -1 --format=%s >actual &&
 153         test_cmp expect actual
 154 '
 155
 156 test_expect_success 'clone from auth-only-for-push repository' '
 157         echo two >expect &&
 158         set_askpass wrong &&
 159         git clone --bare "$HTTPD_URL/auth-push/smart/repo.git" smart-noauth &&
 160         expect_askpass none &&
 161         git --git-dir=smart-noauth log -1 --format=%s >actual &&
 162         test_cmp expect actual
 163 '
 164
 165 test_expect_success 'clone from auth-only-for-objects repository' '
 166         echo two >expect &&
 167         set_askpass user@host pass@host &&
 168         git clone --bare "$HTTPD_URL/auth-fetch/smart/repo.git" half-auth &&
 169         expect_askpass both user@host &&
 170         git --git-dir=half-auth log -1 --format=%s >actual &&
 171         test_cmp expect actual
 172 '
 173
 174 test_expect_success 'no-op half-auth fetch does not require a password' '
 175         set_askpass wrong &&
 176
 177         # NEEDSWORK: When using HTTP(S), protocol v0 supports a "half-auth"
 178         # configuration with authentication required only when downloading
 179         # objects and not refs, by having the HTTP server only require
 180         # authentication for the "git-upload-pack" path and not "info/refs".
 181         # This is not possible with protocol v2, since both objects and refs
 182         # are obtained from the "git-upload-pack" path. A solution to this is
 183         # to teach the server and client to be able to inline ls-refs requests
 184         # as an Extra Parameter (see "git help gitformat-pack-protocol"), so that
 185         # "info/refs" can serve refs, just like it does in protocol v0.
 186         GIT_TEST_PROTOCOL_VERSION=0 git --git-dir=half-auth fetch &&
 187         expect_askpass none
 188 '
 189
 190 test_expect_success 'redirects send auth to new location' '
 191         set_askpass user@host pass@host &&
 192         git -c credential.useHttpPath=true \
 193           clone $HTTPD_URL/smart-redir-auth/repo.git repo-redir-auth &&
 194         expect_askpass both user@host auth/smart/repo.git
 195 '
 196
 197 test_expect_success 'GIT_TRACE_CURL redacts auth details' '
 198         rm -rf redact-auth trace &&
 199         set_askpass user@host pass@host &&
 200         GIT_TRACE_CURL="$(pwd)/trace" git clone --bare "$HTTPD_URL/auth/smart/repo.git" redact-auth &&
 201         expect_askpass both user@host &&
 202
 203         # Ensure that there is no "Basic" followed by a base64 string, but that
 204         # the auth details are redacted
 205         ! grep -i "Authorization: Basic [0-9a-zA-Z+/]" trace &&
 206         grep -i "Authorization: Basic <redacted>" trace
 207 '
 208
 209 test_expect_success 'GIT_CURL_VERBOSE redacts auth details' '
 210         rm -rf redact-auth trace &&
 211         set_askpass user@host pass@host &&
 212         GIT_CURL_VERBOSE=1 git clone --bare "$HTTPD_URL/auth/smart/repo.git" redact-auth 2>trace &&
 213         expect_askpass both user@host &&
 214
 215         # Ensure that there is no "Basic" followed by a base64 string, but that
 216         # the auth details are redacted
 217         ! grep -i "Authorization: Basic [0-9a-zA-Z+/]" trace &&
 218         grep -i "Authorization: Basic <redacted>" trace
 219 '
 220
 221 test_expect_success 'GIT_TRACE_CURL does not redact auth details if GIT_TRACE_REDACT=0' '
 222         rm -rf redact-auth trace &&
 223         set_askpass user@host pass@host &&
 224         GIT_TRACE_REDACT=0 GIT_TRACE_CURL="$(pwd)/trace" \
 225                 git clone --bare "$HTTPD_URL/auth/smart/repo.git" redact-auth &&
 226         expect_askpass both user@host &&
 227
 228         grep -i "Authorization: Basic [0-9a-zA-Z+/]" trace
 229 '
 230
 231 test_expect_success 'disable dumb http on server' '
 232         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 233                 config http.getanyfile false
 234 '
 235
 236 test_expect_success 'GIT_SMART_HTTP can disable smart http' '
 237         (GIT_SMART_HTTP=0 &&
 238          export GIT_SMART_HTTP &&
 239          cd clone &&
 240          test_must_fail git fetch)
 241 '
 242
 243 test_expect_success 'invalid Content-Type rejected' '
 244         test_must_fail git clone $HTTPD_URL/broken_smart/repo.git 2>actual &&
 245         test_i18ngrep "not valid:" actual
 246 '
 247
 248 test_expect_success 'create namespaced refs' '
 249         test_commit namespaced &&
 250         git push public HEAD:refs/namespaces/ns/refs/heads/main &&
 251         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 252                 symbolic-ref refs/namespaces/ns/HEAD refs/namespaces/ns/refs/heads/main
 253 '
 254
 255 test_expect_success 'smart clone respects namespace' '
 256         git clone "$HTTPD_URL/smart_namespace/repo.git" ns-smart &&
 257         echo namespaced >expect &&
 258         git --git-dir=ns-smart/.git log -1 --format=%s >actual &&
 259         test_cmp expect actual
 260 '
 261
 262 test_expect_success 'dumb clone via http-backend respects namespace' '
 263         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 264                 config http.getanyfile true &&
 265         GIT_SMART_HTTP=0 git clone \
 266                 "$HTTPD_URL/smart_namespace/repo.git" ns-dumb &&
 267         echo namespaced >expect &&
 268         git --git-dir=ns-dumb/.git log -1 --format=%s >actual &&
 269         test_cmp expect actual
 270 '
 271
 272 test_expect_success 'cookies stored in http.cookiefile when http.savecookies set' '
 273         cat >cookies.txt <<-\EOF &&
 274         127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 275         EOF
 276         sort >expect_cookies.txt <<-\EOF &&
 277
 278         127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 279         127.0.0.1       FALSE   /smart_cookies/repo.git/info/   FALSE   0       name    value
 280         EOF
 281         git config http.cookiefile cookies.txt &&
 282         git config http.savecookies true &&
 283         git ls-remote $HTTPD_URL/smart_cookies/repo.git main &&
 284
 285         # NEEDSWORK: If the overspecification of the expected result is reduced, we
 286         # might be able to run this test in all protocol versions.
 287         if test "$GIT_TEST_PROTOCOL_VERSION" = 0
 288         then
 289                 tail -3 cookies.txt | sort >cookies_tail.txt &&
 290                 test_cmp expect_cookies.txt cookies_tail.txt
 291         fi
 292 '
 293
 294 test_expect_success 'transfer.hiderefs works over smart-http' '
 295         test_commit hidden &&
 296         test_commit visible &&
 297         git push public HEAD^:refs/heads/a HEAD:refs/heads/b &&
 298         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 299                 config transfer.hiderefs refs/heads/a &&
 300         git clone --bare "$HTTPD_URL/smart/repo.git" hidden.git &&
 301         test_must_fail git -C hidden.git rev-parse --verify a &&
 302         git -C hidden.git rev-parse --verify b
 303 '
 304
 305 # create an arbitrary number of tags, numbered from tag-$1 to tag-$2
 306 create_tags () {
 307         rm -f marks &&
 308         for i in $(test_seq "$1" "$2")
 309         do
 310                 # don't use here-doc, because it requires a process
 311                 # per loop iteration
 312                 echo "commit refs/heads/too-many-refs-$1" &&
 313                 echo "mark :$i" &&
 314                 echo "committer git <git@example.com> $i +0000" &&
 315                 echo "data 0" &&
 316                 echo "M 644 inline bla.txt" &&
 317                 echo "data 4" &&
 318                 echo "bla" &&
 319                 # make every commit dangling by always
 320                 # rewinding the branch after each commit
 321                 echo "reset refs/heads/too-many-refs-$1" &&
 322                 echo "from :$1"
 323         done | git fast-import --export-marks=marks &&
 324
 325         # now assign tags to all the dangling commits we created above
 326         tag=$(perl -e "print \"bla\" x 30") &&
 327         sed -e "s|^:\([^ ]*\) \(.*\)$|\2 refs/tags/$tag-\1|" <marks >>packed-refs
 328 }
 329
 330 test_expect_success 'create 2,000 tags in the repo' '
 331         (
 332                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 333                 create_tags 1 2000
 334         )
 335 '
 336
 337 test_expect_success CMDLINE_LIMIT \
 338         'clone the 2,000 tag repo to check OS command line overflow' '
 339         run_with_limited_cmdline git clone $HTTPD_URL/smart/repo.git too-many-refs &&
 340         (
 341                 cd too-many-refs &&
 342                 git for-each-ref refs/tags >actual &&
 343                 test_line_count = 2000 actual
 344         )
 345 '
 346
 347 test_expect_success 'large fetch-pack requests can be sent using chunked encoding' '
 348         GIT_TRACE_CURL=true git -c http.postbuffer=65536 \
 349                 clone --bare "$HTTPD_URL/smart/repo.git" split.git 2>err &&
 350         grep "^=> Send header: Transfer-Encoding: chunked" err
 351 '
 352
 353 test_expect_success 'test allowreachablesha1inwant' '
 354         test_when_finished "rm -rf test_reachable.git" &&
 355         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 356         main_sha=$(git -C "$server" rev-parse refs/heads/main) &&
 357         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 358
 359         git init --bare test_reachable.git &&
 360         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 361         git -C test_reachable.git fetch origin "$main_sha"
 362 '
 363
 364 test_expect_success 'test allowreachablesha1inwant with unreachable' '
 365         test_when_finished "rm -rf test_reachable.git; git reset --hard $(git rev-parse HEAD)" &&
 366
 367         #create unreachable sha
 368         echo content >file2 &&
 369         git add file2 &&
 370         git commit -m two &&
 371         git push public HEAD:refs/heads/doomed &&
 372         git push public :refs/heads/doomed &&
 373
 374         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 375         main_sha=$(git -C "$server" rev-parse refs/heads/main) &&
 376         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 377
 378         git init --bare test_reachable.git &&
 379         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 380         # Some protocol versions (e.g. 2) support fetching
 381         # unadvertised objects, so restrict this test to v0.
 382         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
 383                 git -C test_reachable.git fetch origin "$(git rev-parse HEAD)"
 384 '
 385
 386 test_expect_success 'test allowanysha1inwant with unreachable' '
 387         test_when_finished "rm -rf test_reachable.git; git reset --hard $(git rev-parse HEAD)" &&
 388
 389         #create unreachable sha
 390         echo content >file2 &&
 391         git add file2 &&
 392         git commit -m two &&
 393         git push public HEAD:refs/heads/doomed &&
 394         git push public :refs/heads/doomed &&
 395
 396         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 397         main_sha=$(git -C "$server" rev-parse refs/heads/main) &&
 398         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 399
 400         git init --bare test_reachable.git &&
 401         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 402         # Some protocol versions (e.g. 2) support fetching
 403         # unadvertised objects, so restrict this test to v0.
 404         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
 405                 git -C test_reachable.git fetch origin "$(git rev-parse HEAD)" &&
 406
 407         git -C "$server" config uploadpack.allowanysha1inwant 1 &&
 408         git -C test_reachable.git fetch origin "$(git rev-parse HEAD)"
 409 '
 410
 411 test_expect_success EXPENSIVE 'http can handle enormous ref negotiation' '
 412         (
 413                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 414                 create_tags 2001 50000
 415         ) &&
 416         git -C too-many-refs fetch -q --tags &&
 417         (
 418                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 419                 create_tags 50001 100000
 420         ) &&
 421         git -C too-many-refs fetch -q --tags &&
 422         git -C too-many-refs for-each-ref refs/tags >tags &&
 423         test_line_count = 100000 tags
 424 '
 425
 426 test_expect_success 'custom http headers' '
 427         test_must_fail git -c http.extraheader="x-magic-two: cadabra" \
 428                 fetch "$HTTPD_URL/smart_headers/repo.git" &&
 429         git -c http.extraheader="x-magic-one: abra" \
 430             -c http.extraheader="x-magic-two: cadabra" \
 431             fetch "$HTTPD_URL/smart_headers/repo.git" &&
 432         git update-index --add --cacheinfo 160000,$(git rev-parse HEAD),sub &&
 433         git config -f .gitmodules submodule.sub.path sub &&
 434         git config -f .gitmodules submodule.sub.url \
 435                 "$HTTPD_URL/smart_headers/repo.git" &&
 436         git submodule init sub &&
 437         test_must_fail git submodule update sub &&
 438         git -c http.extraheader="x-magic-one: abra" \
 439             -c http.extraheader="x-magic-two: cadabra" \
 440                 submodule update sub
 441 '
 442
 443 test_expect_success 'using fetch command in remote-curl updates refs' '
 444         SERVER="$HTTPD_DOCUMENT_ROOT_PATH/twobranch" &&
 445         rm -rf "$SERVER" client &&
 446
 447         git init "$SERVER" &&
 448         test_commit -C "$SERVER" foo &&
 449         git -C "$SERVER" update-ref refs/heads/anotherbranch foo &&
 450
 451         git clone $HTTPD_URL/smart/twobranch client &&
 452
 453         test_commit -C "$SERVER" bar &&
 454         git -C client -c protocol.version=0 fetch &&
 455
 456         git -C "$SERVER" rev-parse main >expect &&
 457         git -C client rev-parse origin/main >actual &&
 458         test_cmp expect actual
 459 '
 460
 461 test_expect_success 'fetch by SHA-1 without tag following' '
 462         SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
 463         rm -rf "$SERVER" client &&
 464
 465         git init "$SERVER" &&
 466         test_commit -C "$SERVER" foo &&
 467
 468         git clone $HTTPD_URL/smart/server client &&
 469
 470         test_commit -C "$SERVER" bar &&
 471         git -C "$SERVER" rev-parse bar >bar_hash &&
 472         git -C client -c protocol.version=0 fetch \
 473                 --no-tags origin $(cat bar_hash)
 474 '
 475
 476 test_expect_success 'cookies are redacted by default' '
 477         rm -rf clone &&
 478         echo "Set-Cookie: Foo=1" >cookies &&
 479         echo "Set-Cookie: Bar=2" >>cookies &&
 480         GIT_TRACE_CURL=true \
 481                 git -c "http.cookieFile=$(pwd)/cookies" clone \
 482                 $HTTPD_URL/smart/repo.git clone 2>err &&
 483         grep -i "Cookie:.*Foo=<redacted>" err &&
 484         grep -i "Cookie:.*Bar=<redacted>" err &&
 485         ! grep -i "Cookie:.*Foo=1" err &&
 486         ! grep -i "Cookie:.*Bar=2" err
 487 '
 488
 489 test_expect_success 'empty values of cookies are also redacted' '
 490         rm -rf clone &&
 491         echo "Set-Cookie: Foo=" >cookies &&
 492         GIT_TRACE_CURL=true \
 493                 git -c "http.cookieFile=$(pwd)/cookies" clone \
 494                 $HTTPD_URL/smart/repo.git clone 2>err &&
 495         grep -i "Cookie:.*Foo=<redacted>" err
 496 '
 497
 498 test_expect_success 'GIT_TRACE_REDACT=0 disables cookie redaction' '
 499         rm -rf clone &&
 500         echo "Set-Cookie: Foo=1" >cookies &&
 501         echo "Set-Cookie: Bar=2" >>cookies &&
 502         GIT_TRACE_REDACT=0 GIT_TRACE_CURL=true \
 503                 git -c "http.cookieFile=$(pwd)/cookies" clone \
 504                 $HTTPD_URL/smart/repo.git clone 2>err &&
 505         grep -i "Cookie:.*Foo=1" err &&
 506         grep -i "Cookie:.*Bar=2" err
 507 '
 508
 509 test_expect_success 'GIT_TRACE_CURL_NO_DATA prevents data from being traced' '
 510         rm -rf clone &&
 511         GIT_TRACE_CURL=true \
 512                 git clone $HTTPD_URL/smart/repo.git clone 2>err &&
 513         grep "=> Send data" err &&
 514
 515         rm -rf clone &&
 516         GIT_TRACE_CURL=true GIT_TRACE_CURL_NO_DATA=1 \
 517                 git clone $HTTPD_URL/smart/repo.git clone 2>err &&
 518         ! grep "=> Send data" err
 519 '
 520
 521 test_expect_success 'server-side error detected' '
 522         test_must_fail git clone $HTTPD_URL/error_smart/repo.git 2>actual &&
 523         test_i18ngrep "server-side error" actual
 524 '
 525
 526 test_expect_success 'http auth remembers successful credentials' '
 527         rm -f .git-credentials &&
 528         test_config credential.helper store &&
 529
 530         # the first request prompts the user...
 531         set_askpass user@host pass@host &&
 532         git ls-remote "$HTTPD_URL/auth/smart/repo.git" >/dev/null &&
 533         expect_askpass both user@host &&
 534
 535         # ...and the second one uses the stored value rather than
 536         # prompting the user.
 537         set_askpass bogus-user bogus-pass &&
 538         git ls-remote "$HTTPD_URL/auth/smart/repo.git" >/dev/null &&
 539         expect_askpass none
 540 '
 541
 542 test_expect_success 'http auth forgets bogus credentials' '
 543         # seed credential store with bogus values. In real life,
 544         # this would probably come from a password which worked
 545         # for a previous request.
 546         rm -f .git-credentials &&
 547         test_config credential.helper store &&
 548         {
 549                 echo "url=$HTTPD_URL" &&
 550                 echo "username=bogus" &&
 551                 echo "password=bogus"
 552         } | git credential approve &&
 553
 554         # we expect this to use the bogus values and fail, never even
 555         # prompting the user...
 556         set_askpass user@host pass@host &&
 557         test_must_fail git ls-remote "$HTTPD_URL/auth/smart/repo.git" >/dev/null &&
 558         expect_askpass none &&
 559
 560         # ...but now we should have forgotten the bad value, causing
 561         # us to prompt the user again.
 562         set_askpass user@host pass@host &&
 563         git ls-remote "$HTTPD_URL/auth/smart/repo.git" >/dev/null &&
 564         expect_askpass both user@host
 565 '
 566
 567 test_expect_success 'client falls back from v2 to v0 to match server' '
 568         GIT_TRACE_PACKET=$PWD/trace \
 569         GIT_TEST_PROTOCOL_VERSION=2 \
 570         git clone $HTTPD_URL/smart_v0/repo.git repo-v0 &&
 571         # check for v0; there the HEAD symref is communicated in the capability
 572         # line; v2 uses a different syntax on each ref advertisement line
 573         grep symref=HEAD:refs/heads/ trace
 574 '
 575
 576 test_expect_success 'passing hostname resolution information works' '
 577         BOGUS_HOST=gitbogusexamplehost.invalid &&
 578         BOGUS_HTTPD_URL=$HTTPD_PROTO://$BOGUS_HOST:$LIB_HTTPD_PORT &&
 579         test_must_fail git ls-remote "$BOGUS_HTTPD_URL/smart/repo.git" >/dev/null &&
 580         git -c "http.curloptResolve=$BOGUS_HOST:$LIB_HTTPD_PORT:127.0.0.1" ls-remote "$BOGUS_HTTPD_URL/smart/repo.git" >/dev/null
 581 '
 582
 583 test_done