t/t5551-http-fetch-smart.sh

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