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   1#!/bin/sh
   2
   3test_description='test smart fetching over http via http-backend'
   4. ./test-lib.sh
   5. "$TEST_DIRECTORY"/lib-httpd.sh
   6start_httpd
   7
   8test_expect_success 'setup repository' '
   9        git config push.default matching &&
  10        echo content >file &&
  11        git add file &&
  12        git commit -m one
  13'
  14
  15test_expect_success 'create http-accessible bare repository' '
  16        mkdir "$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
  24setup_askpass_helper
  25
  26cat >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
  44EOF
  45test_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
  91test_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
  99cat >exp <<EOF
 100GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 101POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 102GET  /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200
 103POST /smart/repo.git/git-upload-pack HTTP/1.1 200
 104EOF
 105test_expect_success 'used upload-pack service' '
 106        check_access_log exp
 107'
 108
 109test_expect_success 'follow redirects (301)' '
 110        git clone $HTTPD_URL/smart-redir-perm/repo.git --quiet repo-p
 111'
 112
 113test_expect_success 'follow redirects (302)' '
 114        git clone $HTTPD_URL/smart-redir-temp/repo.git --quiet repo-t
 115'
 116
 117test_expect_success 'redirects re-root further requests' '
 118        git clone $HTTPD_URL/smart-redir-limited/repo.git repo-redir-limited
 119'
 120
 121test_expect_success 're-rooting dies on insane schemes' '
 122        test_must_fail git clone $HTTPD_URL/insane-redir/repo.git insane
 123'
 124
 125test_expect_success 'clone from password-protected repository' '
 126        echo two >expect &&
 127        set_askpass user@host pass@host &&
 128        git clone --bare "$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
 134test_expect_success 'clone from auth-only-for-push repository' '
 135        echo two >expect &&
 136        set_askpass wrong &&
 137        git clone --bare "$HTTPD_URL/auth-push/smart/repo.git" smart-noauth &&
 138        expect_askpass none &&
 139        git --git-dir=smart-noauth log -1 --format=%s >actual &&
 140        test_cmp expect actual
 141'
 142
 143test_expect_success 'clone from auth-only-for-objects repository' '
 144        echo two >expect &&
 145        set_askpass user@host pass@host &&
 146        git clone --bare "$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
 152test_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
 158test_expect_success 'redirects send auth to new location' '
 159        set_askpass user@host pass@host &&
 160        git -c credential.useHttpPath=true \
 161          clone $HTTPD_URL/smart-redir-auth/repo.git repo-redir-auth &&
 162        expect_askpass both user@host auth/smart/repo.git
 163'
 164
 165test_expect_success 'disable dumb http on server' '
 166        git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 167                config http.getanyfile false
 168'
 169
 170test_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
 177test_expect_success 'invalid Content-Type rejected' '
 178        test_must_fail git clone $HTTPD_URL/broken_smart/repo.git 2>actual &&
 179        grep "not valid:" actual
 180'
 181
 182test_expect_success 'create namespaced refs' '
 183        test_commit namespaced &&
 184        git push public HEAD:refs/namespaces/ns/refs/heads/master &&
 185        git --git-dir="$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
 186                symbolic-ref refs/namespaces/ns/HEAD refs/namespaces/ns/refs/heads/master
 187'
 188
 189test_expect_success 'smart clone respects namespace' '
 190        git clone "$HTTPD_URL/smart_namespace/repo.git" ns-smart &&
 191        echo namespaced >expect &&
 192        git --git-dir=ns-smart/.git log -1 --format=%s >actual &&
 193        test_cmp expect actual
 194'
 195
 196test_expect_success 'dumb clone via http-backend respects namespace' '
 197        git --git-dir="$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
 206cat >cookies.txt <<EOF
 207127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 208EOF
 209cat >expect_cookies.txt <<EOF
 210
 211127.0.0.1       FALSE   /smart_cookies/ FALSE   0       othername       othervalue
 212127.0.0.1       FALSE   /smart_cookies/repo.git/info/   FALSE   0       name    value
 213EOF
 214test_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 $HTTPD_URL/smart_cookies/repo.git master &&
 218        tail -3 cookies.txt >cookies_tail.txt &&
 219        test_cmp expect_cookies.txt cookies_tail.txt
 220'
 221
 222test_expect_success 'transfer.hiderefs works over smart-http' '
 223        test_commit hidden &&
 224        test_commit visible &&
 225        git push public HEAD^:refs/heads/a HEAD:refs/heads/b &&
 226        git --git-dir="$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
 234create_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
 258test_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
 265test_expect_success CMDLINE_LIMIT \
 266        'clone the 2,000 tag repo to check OS command line overflow' '
 267        run_with_limited_cmdline git clone $HTTPD_URL/smart/repo.git too-many-refs &&
 268        (
 269                cd too-many-refs &&
 270                git for-each-ref refs/tags >actual &&
 271                test_line_count = 2000 actual
 272        )
 273'
 274
 275test_expect_success 'large fetch-pack requests can be split across POSTs' '
 276        GIT_TRACE_CURL=true git -c http.postbuffer=65536 \
 277                clone --bare "$HTTPD_URL/smart/repo.git" split.git 2>err &&
 278        grep "^=> Send header: POST" err >posts &&
 279        test_line_count = 2 posts
 280'
 281
 282test_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
 293test_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
 312test_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 "$(git rev-parse HEAD)"
 332'
 333
 334test_expect_success EXPENSIVE 'http can handle enormous ref negotiation' '
 335        (
 336                cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 337                create_tags 2001 50000
 338        ) &&
 339        git -C too-many-refs fetch -q --tags &&
 340        (
 341                cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 342                create_tags 50001 100000
 343        ) &&
 344        git -C too-many-refs fetch -q --tags &&
 345        git -C too-many-refs for-each-ref refs/tags >tags &&
 346        test_line_count = 100000 tags
 347'
 348
 349test_expect_success 'custom http headers' '
 350        test_must_fail git -c http.extraheader="x-magic-two: cadabra" \
 351                fetch "$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                "$HTTPD_URL/smart_headers/repo.git" &&
 359        git submodule init sub &&
 360        test_must_fail git submodule update sub &&
 361        git -c http.extraheader="x-magic-one: abra" \
 362            -c http.extraheader="x-magic-two: cadabra" \
 363                submodule update sub
 364'
 365
 366test_expect_success 'using fetch command in remote-curl updates refs' '
 367        SERVER="$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 "$SERVER" rev-parse master >expect &&
 380        git -C client rev-parse origin/master >actual &&
 381        test_cmp expect actual
 382'
 383
 384test_expect_success 'GIT_REDACT_COOKIES redacts cookies' '
 385        rm -rf clone &&
 386        echo "Set-Cookie: Foo=1" >cookies &&
 387        echo "Set-Cookie: Bar=2" >>cookies &&
 388        GIT_TRACE_CURL=true GIT_REDACT_COOKIES=Bar,Baz \
 389                git -c "http.cookieFile=$(pwd)/cookies" clone \
 390                $HTTPD_URL/smart/repo.git clone 2>err &&
 391        grep "Cookie:.*Foo=1" err &&
 392        grep "Cookie:.*Bar=<redacted>" err &&
 393        ! grep "Cookie:.*Bar=2" err
 394'
 395
 396test_expect_success 'GIT_REDACT_COOKIES handles empty values' '
 397        rm -rf clone &&
 398        echo "Set-Cookie: Foo=" >cookies &&
 399        GIT_TRACE_CURL=true GIT_REDACT_COOKIES=Foo \
 400                git -c "http.cookieFile=$(pwd)/cookies" clone \
 401                $HTTPD_URL/smart/repo.git clone 2>err &&
 402        grep "Cookie:.*Foo=<redacted>" err
 403'
 404
 405test_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
 417stop_httpd
 418test_done