Merge branch 'jt/avoid-prefetch-when-able-in-diff'
[git] / t / perf / run
1 #!/bin/sh
2
3 die () {
4         echo >&2 "error: $*"
5         exit 1
6 }
7
8 while [ $# -gt 0 ]; do
9         arg="$1"
10         case "$arg" in
11         --)
12                 break ;;
13         --help)
14                 echo "usage: $0 [--config file] [--subsection subsec] [other_git_tree...] [--] [test_scripts]"
15                 exit 0 ;;
16         --config)
17                 shift
18                 GIT_PERF_CONFIG_FILE=$(cd "$(dirname "$1")"; pwd)/$(basename "$1")
19                 export GIT_PERF_CONFIG_FILE
20                 shift ;;
21         --subsection)
22                 shift
23                 GIT_PERF_SUBSECTION="$1"
24                 export GIT_PERF_SUBSECTION
25                 shift ;;
26         --*)
27                 die "unrecognised option: '$arg'" ;;
28         *)
29                 break ;;
30         esac
31 done
32
33 run_one_dir () {
34         if test $# -eq 0; then
35                 set -- p????-*.sh
36         fi
37         echo "=== Running $# tests in ${GIT_TEST_INSTALLED:-this tree} ==="
38         for t in "$@"; do
39                 ./$t $GIT_TEST_OPTS
40         done
41 }
42
43 unpack_git_rev () {
44         rev=$1
45         echo "=== Unpacking $rev in build/$rev ==="
46         mkdir -p build/$rev
47         (cd "$(git rev-parse --show-cdup)" && git archive --format=tar $rev) |
48         (cd build/$rev && tar x)
49 }
50
51 build_git_rev () {
52         rev=$1
53         name="$2"
54         for config in config.mak config.mak.autogen config.status
55         do
56                 if test -e "../../$config"
57                 then
58                         cp "../../$config" "build/$rev/"
59                 fi
60         done
61         echo "=== Building $rev ($name) ==="
62         (
63                 cd build/$rev &&
64                 if test -n "$GIT_PERF_MAKE_COMMAND"
65                 then
66                         sh -c "$GIT_PERF_MAKE_COMMAND"
67                 else
68                         make $GIT_PERF_MAKE_OPTS
69                 fi
70         ) || die "failed to build revision '$mydir'"
71 }
72
73 set_git_test_installed () {
74         mydir=$1
75
76         mydir_abs=$(cd $mydir && pwd)
77         mydir_abs_wrappers="$mydir_abs_wrappers/bin-wrappers"
78         if test -d "$mydir_abs_wrappers"
79         then
80                 GIT_TEST_INSTALLED=$mydir_abs_wrappers
81         else
82                 # Older versions of git lacked bin-wrappers;
83                 # fallback to the files in the root.
84                 GIT_TEST_INSTALLED=$mydir_abs
85         fi
86         export GIT_TEST_INSTALLED
87         PERF_SET_GIT_TEST_INSTALLED=true
88         export PERF_SET_GIT_TEST_INSTALLED
89 }
90
91 run_dirs_helper () {
92         mydir=${1%/}
93         shift
94         while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
95                 shift
96         done
97         if test $# -gt 0 -a "$1" = --; then
98                 shift
99         fi
100
101         PERF_RESULTS_PREFIX=
102         if test "$mydir" = "."
103         then
104                 unset GIT_TEST_INSTALLED
105         elif test -d "$mydir"
106         then
107                 PERF_RESULTS_PREFIX=bindir$(cd $mydir && printf "%s" "$(pwd)" | tr -c "[a-zA-Z0-9]" "_").
108                 set_git_test_installed "$mydir"
109         else
110                 rev=$(git rev-parse --verify "$mydir" 2>/dev/null) ||
111                 die "'$mydir' is neither a directory nor a valid revision"
112                 if [ ! -d build/$rev ]; then
113                         unpack_git_rev $rev
114                 fi
115                 build_git_rev $rev "$mydir"
116                 mydir=build/$rev
117
118                 PERF_RESULTS_PREFIX=build_$rev.
119                 set_git_test_installed "$mydir"
120         fi
121         export PERF_RESULTS_PREFIX
122
123         run_one_dir "$@"
124 }
125
126 run_dirs () {
127         while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
128                 run_dirs_helper "$@"
129                 shift
130         done
131 }
132
133 get_subsections () {
134         section="$1"
135         test -z "$GIT_PERF_CONFIG_FILE" && return
136         git config -f "$GIT_PERF_CONFIG_FILE" --name-only --get-regex "$section\..*\.[^.]+" |
137         sed -e "s/$section\.\(.*\)\..*/\1/" | sort | uniq
138 }
139
140 get_var_from_env_or_config () {
141         env_var="$1"
142         conf_sec="$2"
143         conf_var="$3"
144         conf_opts="$4" # optional
145
146         # Do nothing if the env variable is already set
147         eval "test -z \"\${$env_var+x}\"" || return
148
149         test -z "$GIT_PERF_CONFIG_FILE" && return
150
151         # Check if the variable is in the config file
152         if test -n "$GIT_PERF_SUBSECTION"
153         then
154                 var="$conf_sec.$GIT_PERF_SUBSECTION.$conf_var"
155                 conf_value=$(git config $conf_opts -f "$GIT_PERF_CONFIG_FILE" "$var") &&
156                 eval "$env_var=\"$conf_value\"" && return
157         fi
158         var="$conf_sec.$conf_var"
159         conf_value=$(git config $conf_opts -f "$GIT_PERF_CONFIG_FILE" "$var") &&
160         eval "$env_var=\"$conf_value\""
161 }
162
163 run_subsection () {
164         get_var_from_env_or_config "GIT_PERF_REPEAT_COUNT" "perf" "repeatCount" "--int"
165         : ${GIT_PERF_REPEAT_COUNT:=3}
166         export GIT_PERF_REPEAT_COUNT
167
168         get_var_from_env_or_config "GIT_PERF_DIRS_OR_REVS" "perf" "dirsOrRevs"
169         set -- $GIT_PERF_DIRS_OR_REVS "$@"
170
171         get_var_from_env_or_config "GIT_PERF_MAKE_COMMAND" "perf" "makeCommand"
172         get_var_from_env_or_config "GIT_PERF_MAKE_OPTS" "perf" "makeOpts"
173
174         get_var_from_env_or_config "GIT_PERF_REPO_NAME" "perf" "repoName"
175         export GIT_PERF_REPO_NAME
176
177         GIT_PERF_AGGREGATING_LATER=t
178         export GIT_PERF_AGGREGATING_LATER
179
180         if test $# = 0 -o "$1" = -- -o -f "$1"; then
181                 set -- . "$@"
182         fi
183
184         codespeed_opt=
185         test "$GIT_PERF_CODESPEED_OUTPUT" = "true" && codespeed_opt="--codespeed"
186
187         run_dirs "$@"
188
189         if test -z "$GIT_PERF_SEND_TO_CODESPEED"
190         then
191                 ./aggregate.perl $codespeed_opt "$@"
192         else
193                 json_res_file="test-results/$GIT_PERF_SUBSECTION/aggregate.json"
194                 ./aggregate.perl --codespeed "$@" | tee "$json_res_file"
195                 send_data_url="$GIT_PERF_SEND_TO_CODESPEED/result/add/json/"
196                 curl -v --request POST --data-urlencode "json=$(cat "$json_res_file")" "$send_data_url"
197         fi
198 }
199
200 get_var_from_env_or_config "GIT_PERF_CODESPEED_OUTPUT" "perf" "codespeedOutput" "--bool"
201 get_var_from_env_or_config "GIT_PERF_SEND_TO_CODESPEED" "perf" "sendToCodespeed"
202
203 cd "$(dirname $0)"
204 . ../../GIT-BUILD-OPTIONS
205
206 mkdir -p test-results
207 get_subsections "perf" >test-results/run_subsections.names
208
209 if test $(wc -l <test-results/run_subsections.names) -eq 0
210 then
211         if test -n "$GIT_PERF_SUBSECTION"
212         then
213                 if test -n "$GIT_PERF_CONFIG_FILE"
214                 then
215                         die "no subsections are defined in config file '$GIT_PERF_CONFIG_FILE'"
216                 else
217                         die "subsection '$GIT_PERF_SUBSECTION' defined without a config file"
218                 fi
219         fi
220         (
221                 run_subsection "$@"
222         )
223 elif test -n "$GIT_PERF_SUBSECTION"
224 then
225         egrep "^$GIT_PERF_SUBSECTION\$" test-results/run_subsections.names >/dev/null ||
226                 die "subsection '$GIT_PERF_SUBSECTION' not found in '$GIT_PERF_CONFIG_FILE'"
227
228         egrep "^$GIT_PERF_SUBSECTION\$" test-results/run_subsections.names | while read -r subsec
229         do
230                 (
231                         GIT_PERF_SUBSECTION="$subsec"
232                         export GIT_PERF_SUBSECTION
233                         echo "======== Run for subsection '$GIT_PERF_SUBSECTION' ========"
234                         run_subsection "$@"
235                 )
236         done
237 else
238         while read -r subsec
239         do
240                 (
241                         GIT_PERF_SUBSECTION="$subsec"
242                         export GIT_PERF_SUBSECTION
243                         echo "======== Run for subsection '$GIT_PERF_SUBSECTION' ========"
244                         run_subsection "$@"
245                 )
246         done <test-results/run_subsections.names
247 fi