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