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