Merge branch 'dt/cache-tree-repair'
[git] / t / lib-httpd.sh
1 # Shell library to run an HTTP server for use in tests.
2 # Ends the test early if httpd tests should not be run,
3 # for example because the user has not enabled them.
4 #
5 # Usage:
6 #
7 #       . ./test-lib.sh
8 #       . "$TEST_DIRECTORY"/lib-httpd.sh
9 #       start_httpd
10 #
11 #       test_expect_success '...' '
12 #               ...
13 #       '
14 #
15 #       test_expect_success ...
16 #
17 #       stop_httpd
18 #       test_done
19 #
20 # Can be configured using the following variables.
21 #
22 #    GIT_TEST_HTTPD              enable HTTPD tests
23 #    LIB_HTTPD_PATH              web server path
24 #    LIB_HTTPD_MODULE_PATH       web server modules path
25 #    LIB_HTTPD_PORT              listening port
26 #    LIB_HTTPD_DAV               enable DAV
27 #    LIB_HTTPD_SVN               enable SVN
28 #    LIB_HTTPD_SSL               enable SSL
29 #
30 # Copyright (c) 2008 Clemens Buchacher <drizzd@aon.at>
31 #
32
33 test_tristate GIT_TEST_HTTPD
34 if test "$GIT_TEST_HTTPD" = false
35 then
36         skip_all="Network testing disabled (unset GIT_TEST_HTTPD to enable)"
37         test_done
38 fi
39
40 if ! test_have_prereq SANITY; then
41         test_skip_or_die $GIT_TEST_HTTPD \
42                 "Cannot run httpd tests as root"
43 fi
44
45 HTTPD_PARA=""
46
47 for DEFAULT_HTTPD_PATH in '/usr/sbin/httpd' '/usr/sbin/apache2'
48 do
49         if test -x "$DEFAULT_HTTPD_PATH"
50         then
51                 break
52         fi
53 done
54
55 for DEFAULT_HTTPD_MODULE_PATH in '/usr/libexec/apache2' \
56                                  '/usr/lib/apache2/modules' \
57                                  '/usr/lib64/httpd/modules' \
58                                  '/usr/lib/httpd/modules'
59 do
60         if test -d "$DEFAULT_HTTPD_MODULE_PATH"
61         then
62                 break
63         fi
64 done
65
66 case $(uname) in
67         Darwin)
68                 HTTPD_PARA="$HTTPD_PARA -DDarwin"
69         ;;
70 esac
71
72 LIB_HTTPD_PATH=${LIB_HTTPD_PATH-"$DEFAULT_HTTPD_PATH"}
73 LIB_HTTPD_PORT=${LIB_HTTPD_PORT-${this_test#t}}
74
75 TEST_PATH="$TEST_DIRECTORY"/lib-httpd
76 HTTPD_ROOT_PATH="$PWD"/httpd
77 HTTPD_DOCUMENT_ROOT_PATH=$HTTPD_ROOT_PATH/www
78
79 # hack to suppress apache PassEnv warnings
80 GIT_VALGRIND=$GIT_VALGRIND; export GIT_VALGRIND
81 GIT_VALGRIND_OPTIONS=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
82
83 if ! test -x "$LIB_HTTPD_PATH"
84 then
85         test_skip_or_die $GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
86 fi
87
88 HTTPD_VERSION=`$LIB_HTTPD_PATH -v | \
89         sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q'`
90
91 if test -n "$HTTPD_VERSION"
92 then
93         if test -z "$LIB_HTTPD_MODULE_PATH"
94         then
95                 if ! test $HTTPD_VERSION -ge 2
96                 then
97                         test_skip_or_die $GIT_TEST_HTTPD \
98                                 "at least Apache version 2 is required"
99                 fi
100                 if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
101                 then
102                         test_skip_or_die $GIT_TEST_HTTPD \
103                                 "Apache module directory not found"
104                 fi
105
106                 LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
107         fi
108 else
109         test_skip_or_die $GIT_TEST_HTTPD \
110                 "Could not identify web server at '$LIB_HTTPD_PATH'"
111 fi
112
113 install_script () {
114         write_script "$HTTPD_ROOT_PATH/$1" <"$TEST_PATH/$1"
115 }
116
117 prepare_httpd() {
118         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
119         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
120         install_script broken-smart-http.sh
121         install_script error.sh
122
123         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
124
125         if test -n "$LIB_HTTPD_SSL"
126         then
127                 HTTPD_PROTO=https
128
129                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
130                         -config "$TEST_PATH/ssl.cnf" \
131                         -new -x509 -nodes \
132                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
133                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
134                 GIT_SSL_NO_VERIFY=t
135                 export GIT_SSL_NO_VERIFY
136                 HTTPD_PARA="$HTTPD_PARA -DSSL"
137         else
138                 HTTPD_PROTO=http
139         fi
140         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
141         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
142         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
143         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
144
145         if test -n "$LIB_HTTPD_DAV" || test -n "$LIB_HTTPD_SVN"
146         then
147                 HTTPD_PARA="$HTTPD_PARA -DDAV"
148
149                 if test -n "$LIB_HTTPD_SVN"
150                 then
151                         HTTPD_PARA="$HTTPD_PARA -DSVN"
152                         rawsvnrepo="$HTTPD_ROOT_PATH/svnrepo"
153                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/svn"
154                 fi
155         fi
156 }
157
158 start_httpd() {
159         prepare_httpd >&3 2>&4
160
161         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
162
163         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
164                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
165                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
166                 >&3 2>&4
167         if test $? -ne 0
168         then
169                 trap 'die' EXIT
170                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
171         fi
172 }
173
174 stop_httpd() {
175         trap 'die' EXIT
176
177         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
178                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
179 }
180
181 test_http_push_nonff () {
182         REMOTE_REPO=$1
183         LOCAL_REPO=$2
184         BRANCH=$3
185         EXPECT_CAS_RESULT=${4-failure}
186
187         test_expect_success 'non-fast-forward push fails' '
188                 cd "$REMOTE_REPO" &&
189                 HEAD=$(git rev-parse --verify HEAD) &&
190
191                 cd "$LOCAL_REPO" &&
192                 git checkout $BRANCH &&
193                 echo "changed" > path2 &&
194                 git commit -a -m path2 --amend &&
195
196                 test_must_fail git push -v origin >output 2>&1 &&
197                 (cd "$REMOTE_REPO" &&
198                  test $HEAD = $(git rev-parse --verify HEAD))
199         '
200
201         test_expect_success 'non-fast-forward push show ref status' '
202                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
203         '
204
205         test_expect_success 'non-fast-forward push shows help message' '
206                 test_i18ngrep "Updates were rejected because" output
207         '
208
209         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
210                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
211                 test_when_finished '\''
212                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
213                 '\'' &&
214                 (
215                         cd "$LOCAL_REPO" &&
216                         git push -v --force-with-lease=$BRANCH:$HEAD origin
217                 ) &&
218                 git rev-parse --verify "$BRANCH" >expect &&
219                 (
220                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
221                 ) >actual &&
222                 test_cmp expect actual
223         '
224 }
225
226 setup_askpass_helper() {
227         test_expect_success 'setup askpass helper' '
228                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
229                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
230                 case "$*" in
231                 *Username*)
232                         what=user
233                         ;;
234                 *Password*)
235                         what=pass
236                         ;;
237                 esac &&
238                 cat "$TRASH_DIRECTORY/askpass-$what"
239                 EOF
240                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
241                 export GIT_ASKPASS &&
242                 export TRASH_DIRECTORY
243         '
244 }
245
246 set_askpass() {
247         >"$TRASH_DIRECTORY/askpass-query" &&
248         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
249         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
250 }
251
252 expect_askpass() {
253         dest=$HTTPD_DEST${3+/$3}
254
255         {
256                 case "$1" in
257                 none)
258                         ;;
259                 pass)
260                         echo "askpass: Password for 'http://$2@$dest': "
261                         ;;
262                 both)
263                         echo "askpass: Username for 'http://$dest': "
264                         echo "askpass: Password for 'http://$2@$dest': "
265                         ;;
266                 *)
267                         false
268                         ;;
269                 esac
270         } >"$TRASH_DIRECTORY/askpass-expect" &&
271         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
272                  "$TRASH_DIRECTORY/askpass-query"
273 }