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 cat >exp <<EOF
  27 > GET /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1
  28 > Accept: */*
  29 > Accept-Encoding: ENCODINGS
  30 > Pragma: no-cache
  31 < HTTP/1.1 200 OK
  32 < Pragma: no-cache
  33 < Cache-Control: no-cache, max-age=0, must-revalidate
  34 < Content-Type: application/x-git-upload-pack-advertisement
  35 > POST /smart/repo.git/git-upload-pack HTTP/1.1
  36 > Accept-Encoding: ENCODINGS
  37 > Content-Type: application/x-git-upload-pack-request
  38 > Accept: application/x-git-upload-pack-result
  39 > Content-Length: xxx
  40 < HTTP/1.1 200 OK
  41 < Pragma: no-cache
  42 < Cache-Control: no-cache, max-age=0, must-revalidate
  43 < Content-Type: application/x-git-upload-pack-result
  44 EOF
  45 test_expect_success 'clone http repository' '
  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 cat >exp <<EOF
 100 GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 101 POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 102 GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 103 POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 104 EOF
 105 test_expect_success 'used upload-pack service' '
 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         git --git-dir=half-auth fetch &&
 155         expect_askpass none
 156 '
 157
 158 test_expect_success 'redirects send auth to new location' '
 159         set_askpass user@host pass@host &&
 160         git -c credential.useHttpPath=true \
 161           clone $HTTPD_URL/smart-redir-auth/repo.git repo-redir-auth &&
 162         expect_askpass both user@host auth/smart/repo.git
 163 '
 164
 165 test_expect_success 'disable dumb http on server' '
 166         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 167                 config http.getanyfile false
 168 '
 169
 170 test_expect_success 'GIT_SMART_HTTP can disable smart http' '
 171         (GIT_SMART_HTTP=0 &&
 172          export GIT_SMART_HTTP &&
 173          cd clone &&
 174          test_must_fail git fetch)
 175 '
 176
 177 test_expect_success 'invalid Content-Type rejected' '
 178         test_must_fail git clone $HTTPD_URL/broken_smart/repo.git 2>actual &&
 179         grep "not valid:" actual
 180 '
 181
 182 test_expect_success 'create namespaced refs' '
 183         test_commit namespaced &&
 184         git push public HEAD:refs/namespaces/ns/refs/heads/master &&
 185         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 186                 symbolic-ref refs/namespaces/ns/HEAD refs/namespaces/ns/refs/heads/master
 187 '
 188
 189 test_expect_success 'smart clone respects namespace' '
 190         git clone "$HTTPD_URL/smart_namespace/repo.git" ns-smart &&
 191         echo namespaced >expect &&
 192         git --git-dir=ns-smart/.git log -1 --format=%s >actual &&
 193         test_cmp expect actual
 194 '
 195
 196 test_expect_success 'dumb clone via http-backend respects namespace' '
 197         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 198                 config http.getanyfile true &&
 199         GIT_SMART_HTTP=0 git clone \
 200                 "$HTTPD_URL/smart_namespace/repo.git" ns-dumb &&
 201         echo namespaced >expect &&
 202         git --git-dir=ns-dumb/.git log -1 --format=%s >actual &&
 203         test_cmp expect actual
 204 '
 205
 206 cat >cookies.txt <<EOF
 207 127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 208 EOF
 209 cat >expect_cookies.txt <<EOF
 210
 211 127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 212 127.0.0.1       FALSE   /smart_cookies/repo.git/info/   FALSE   0       name    value
 213 EOF
 214 test_expect_success 'cookies stored in http.cookiefile when http.savecookies set' '
 215         git config http.cookiefile cookies.txt &&
 216         git config http.savecookies true &&
 217         git ls-remote $HTTPD_URL/smart_cookies/repo.git master &&
 218         tail -3 cookies.txt >cookies_tail.txt &&
 219         test_cmp expect_cookies.txt cookies_tail.txt
 220 '
 221
 222 test_expect_success 'transfer.hiderefs works over smart-http' '
 223         test_commit hidden &&
 224         test_commit visible &&
 225         git push public HEAD^:refs/heads/a HEAD:refs/heads/b &&
 226         git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 227                 config transfer.hiderefs refs/heads/a &&
 228         git clone --bare "$HTTPD_URL/smart/repo.git" hidden.git &&
 229         test_must_fail git -C hidden.git rev-parse --verify a &&
 230         git -C hidden.git rev-parse --verify b
 231 '
 232
 233 # create an arbitrary number of tags, numbered from tag-$1 to tag-$2
 234 create_tags () {
 235         rm -f marks &&
 236         for i in $(test_seq "$1" "$2")
 237         do
 238                 # don't use here-doc, because it requires a process
 239                 # per loop iteration
 240                 echo "commit refs/heads/too-many-refs-$1" &&
 241                 echo "mark :$i" &&
 242                 echo "committer git <git@example.com> $i +0000" &&
 243                 echo "data 0" &&
 244                 echo "M 644 inline bla.txt" &&
 245                 echo "data 4" &&
 246                 echo "bla" &&
 247                 # make every commit dangling by always
 248                 # rewinding the branch after each commit
 249                 echo "reset refs/heads/too-many-refs-$1" &&
 250                 echo "from :$1"
 251         done | git fast-import --export-marks=marks &&
 252
 253         # now assign tags to all the dangling commits we created above
 254         tag=$(perl -e "print \"bla\" x 30") &&
 255         sed -e "s|^:\([^ ]*\) \(.*\)$|\2 refs/tags/$tag-\1|" <marks >>packed-refs
 256 }
 257
 258 test_expect_success 'create 2,000 tags in the repo' '
 259         (
 260                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 261                 create_tags 1 2000
 262         )
 263 '
 264
 265 test_expect_success CMDLINE_LIMIT \
 266         'clone the 2,000 tag repo to check OS command line overflow' '
 267         run_with_limited_cmdline git clone $HTTPD_URL/smart/repo.git too-many-refs &&
 268         (
 269                 cd too-many-refs &&
 270                 git for-each-ref refs/tags >actual &&
 271                 test_line_count = 2000 actual
 272         )
 273 '
 274
 275 test_expect_success 'large fetch-pack requests can be split across POSTs' '
 276         GIT_TRACE_CURL=true git -c http.postbuffer=65536 \
 277                 clone --bare "$HTTPD_URL/smart/repo.git" split.git 2>err &&
 278         grep "^=> Send header: POST" err >posts &&
 279         test_line_count = 2 posts
 280 '
 281
 282 test_expect_success 'test allowreachablesha1inwant' '
 283         test_when_finished "rm -rf test_reachable.git" &&
 284         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 285         master_sha=$(git -C "$server" rev-parse refs/heads/master) &&
 286         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 287
 288         git init --bare test_reachable.git &&
 289         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 290         git -C test_reachable.git fetch origin "$master_sha"
 291 '
 292
 293 test_expect_success 'test allowreachablesha1inwant with unreachable' '
 294         test_when_finished "rm -rf test_reachable.git; git reset --hard $(git rev-parse HEAD)" &&
 295
 296         #create unreachable sha
 297         echo content >file2 &&
 298         git add file2 &&
 299         git commit -m two &&
 300         git push public HEAD:refs/heads/doomed &&
 301         git push public :refs/heads/doomed &&
 302
 303         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 304         master_sha=$(git -C "$server" rev-parse refs/heads/master) &&
 305         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 306
 307         git init --bare test_reachable.git &&
 308         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 309         test_must_fail git -C test_reachable.git fetch origin "$(git rev-parse HEAD)"
 310 '
 311
 312 test_expect_success 'test allowanysha1inwant with unreachable' '
 313         test_when_finished "rm -rf test_reachable.git; git reset --hard $(git rev-parse HEAD)" &&
 314
 315         #create unreachable sha
 316         echo content >file2 &&
 317         git add file2 &&
 318         git commit -m two &&
 319         git push public HEAD:refs/heads/doomed &&
 320         git push public :refs/heads/doomed &&
 321
 322         server="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 323         master_sha=$(git -C "$server" rev-parse refs/heads/master) &&
 324         git -C "$server" config uploadpack.allowreachablesha1inwant 1 &&
 325
 326         git init --bare test_reachable.git &&
 327         git -C test_reachable.git remote add origin "$HTTPD_URL/smart/repo.git" &&
 328         test_must_fail git -C test_reachable.git fetch origin "$(git rev-parse HEAD)" &&
 329
 330         git -C "$server" config uploadpack.allowanysha1inwant 1 &&
 331         git -C test_reachable.git fetch origin "$(git rev-parse HEAD)"
 332 '
 333
 334 test_expect_success EXPENSIVE 'http can handle enormous ref negotiation' '
 335         (
 336                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 337                 create_tags 2001 50000
 338         ) &&
 339         git -C too-many-refs fetch -q --tags &&
 340         (
 341                 cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 342                 create_tags 50001 100000
 343         ) &&
 344         git -C too-many-refs fetch -q --tags &&
 345         git -C too-many-refs for-each-ref refs/tags >tags &&
 346         test_line_count = 100000 tags
 347 '
 348
 349 test_expect_success 'custom http headers' '
 350         test_must_fail git -c http.extraheader="x-magic-two: cadabra" \
 351                 fetch "$HTTPD_URL/smart_headers/repo.git" &&
 352         git -c http.extraheader="x-magic-one: abra" \
 353             -c http.extraheader="x-magic-two: cadabra" \
 354             fetch "$HTTPD_URL/smart_headers/repo.git" &&
 355         git update-index --add --cacheinfo 160000,$(git rev-parse HEAD),sub &&
 356         git config -f .gitmodules submodule.sub.path sub &&
 357         git config -f .gitmodules submodule.sub.url \
 358                 "$HTTPD_URL/smart_headers/repo.git" &&
 359         git submodule init sub &&
 360         test_must_fail git submodule update sub &&
 361         git -c http.extraheader="x-magic-one: abra" \
 362             -c http.extraheader="x-magic-two: cadabra" \
 363                 submodule update sub
 364 '
 365
 366 test_expect_success 'using fetch command in remote-curl updates refs' '
 367         SERVER="$HTTPD_DOCUMENT_ROOT_PATH/twobranch" &&
 368         rm -rf "$SERVER" client &&
 369
 370         git init "$SERVER" &&
 371         test_commit -C "$SERVER" foo &&
 372         git -C "$SERVER" update-ref refs/heads/anotherbranch foo &&
 373
 374         git clone $HTTPD_URL/smart/twobranch client &&
 375
 376         test_commit -C "$SERVER" bar &&
 377         git -C client -c protocol.version=0 fetch &&
 378
 379         git -C "$SERVER" rev-parse master >expect &&
 380         git -C client rev-parse origin/master >actual &&
 381         test_cmp expect actual
 382 '
 383
 384 test_expect_success 'GIT_REDACT_COOKIES redacts cookies' '
 385         rm -rf clone &&
 386         echo "Set-Cookie: Foo=1" >cookies &&
 387         echo "Set-Cookie: Bar=2" >>cookies &&
 388         GIT_TRACE_CURL=true GIT_REDACT_COOKIES=Bar,Baz \
 389                 git -c "http.cookieFile=$(pwd)/cookies" clone \
 390                 $HTTPD_URL/smart/repo.git clone 2>err &&
 391         grep "Cookie:.*Foo=1" err &&
 392         grep "Cookie:.*Bar=<redacted>" err &&
 393         ! grep "Cookie:.*Bar=2" err
 394 '
 395
 396 test_expect_success 'GIT_REDACT_COOKIES handles empty values' '
 397         rm -rf clone &&
 398         echo "Set-Cookie: Foo=" >cookies &&
 399         GIT_TRACE_CURL=true GIT_REDACT_COOKIES=Foo \
 400                 git -c "http.cookieFile=$(pwd)/cookies" clone \
 401                 $HTTPD_URL/smart/repo.git clone 2>err &&
 402         grep "Cookie:.*Foo=<redacted>" err
 403 '
 404
 405 test_expect_success 'GIT_TRACE_CURL_NO_DATA prevents data from being traced' '
 406         rm -rf clone &&
 407         GIT_TRACE_CURL=true \
 408                 git clone $HTTPD_URL/smart/repo.git clone 2>err &&
 409         grep "=> Send data" err &&
 410
 411         rm -rf clone &&
 412         GIT_TRACE_CURL=true GIT_TRACE_CURL_NO_DATA=1 \
 413                 git clone $HTTPD_URL/smart/repo.git clone 2>err &&
 414         ! grep "=> Send data" err
 415 '
 416
 417 stop_httpd
 418 test_done