t/perf/run

   1 #!/bin/sh
   2
   3 case "$1" in
   4         --help)
   5                 echo "usage: $0 [--config file] [other_git_tree...] [--] [test_scripts]"
   6                 exit 0
   7                 ;;
   8         --config)
   9                 shift
  10                 GIT_PERF_CONFIG_FILE=$(cd "$(dirname "$1")"; pwd)/$(basename "$1")
  11                 export GIT_PERF_CONFIG_FILE
  12                 shift ;;
  13 esac
  14
  15 die () {
  16         echo >&2 "error: $*"
  17         exit 1
  18 }
  19
  20 run_one_dir () {
  21         if test $# -eq 0; then
  22                 set -- p????-*.sh
  23         fi
  24         echo "=== Running $# tests in ${GIT_TEST_INSTALLED:-this tree} ==="
  25         for t in "$@"; do
  26                 ./$t $GIT_TEST_OPTS
  27         done
  28 }
  29
  30 unpack_git_rev () {
  31         rev=$1
  32         echo "=== Unpacking $rev in build/$rev ==="
  33         mkdir -p build/$rev
  34         (cd "$(git rev-parse --show-cdup)" && git archive --format=tar $rev) |
  35         (cd build/$rev && tar x)
  36 }
  37
  38 build_git_rev () {
  39         rev=$1
  40         name="$2"
  41         for config in config.mak config.mak.autogen config.status
  42         do
  43                 if test -e "../../$config"
  44                 then
  45                         cp "../../$config" "build/$rev/"
  46                 fi
  47         done
  48         echo "=== Building $rev ($name) ==="
  49         (
  50                 cd build/$rev &&
  51                 if test -n "$GIT_PERF_MAKE_COMMAND"
  52                 then
  53                         sh -c "$GIT_PERF_MAKE_COMMAND"
  54                 else
  55                         make $GIT_PERF_MAKE_OPTS
  56                 fi
  57         ) || die "failed to build revision '$mydir'"
  58 }
  59
  60 run_dirs_helper () {
  61         mydir=${1%/}
  62         shift
  63         while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
  64                 shift
  65         done
  66         if test $# -gt 0 -a "$1" = --; then
  67                 shift
  68         fi
  69         if [ ! -d "$mydir" ]; then
  70                 rev=$(git rev-parse --verify "$mydir" 2>/dev/null) ||
  71                 die "'$mydir' is neither a directory nor a valid revision"
  72                 if [ ! -d build/$rev ]; then
  73                         unpack_git_rev $rev
  74                 fi
  75                 build_git_rev $rev "$mydir"
  76                 mydir=build/$rev
  77         fi
  78         if test "$mydir" = .; then
  79                 unset GIT_TEST_INSTALLED
  80         else
  81                 GIT_TEST_INSTALLED="$mydir/bin-wrappers"
  82                 # Older versions of git lacked bin-wrappers; fallback to the
  83                 # files in the root.
  84                 test -d "$GIT_TEST_INSTALLED" || GIT_TEST_INSTALLED=$mydir
  85                 export GIT_TEST_INSTALLED
  86         fi
  87         run_one_dir "$@"
  88 }
  89
  90 run_dirs () {
  91         while test $# -gt 0 -a "$1" != -- -a ! -f "$1"; do
  92                 run_dirs_helper "$@"
  93                 shift
  94         done
  95 }
  96
  97 get_subsections () {
  98         section="$1"
  99         test -z "$GIT_PERF_CONFIG_FILE" && return
 100         git config -f "$GIT_PERF_CONFIG_FILE" --name-only --get-regex "$section\..*\.[^.]+" |
 101         sed -e "s/$section\.\(.*\)\..*/\1/" | sort | uniq
 102 }
 103
 104 get_var_from_env_or_config () {
 105         env_var="$1"
 106         conf_sec="$2"
 107         conf_var="$3"
 108         # $4 can be set to a default value
 109
 110         # Do nothing if the env variable is already set
 111         eval "test -z \"\${$env_var+x}\"" || return
 112
 113         test -z "$GIT_PERF_CONFIG_FILE" && return
 114
 115         # Check if the variable is in the config file
 116         if test -n "$GIT_PERF_SUBSECTION"
 117         then
 118                 var="$conf_sec.$GIT_PERF_SUBSECTION.$conf_var"
 119                 conf_value=$(git config -f "$GIT_PERF_CONFIG_FILE" "$var") &&
 120                 eval "$env_var=\"$conf_value\"" && return
 121         fi
 122         var="$conf_sec.$conf_var"
 123         conf_value=$(git config -f "$GIT_PERF_CONFIG_FILE" "$var") &&
 124         eval "$env_var=\"$conf_value\"" && return
 125
 126         test -n "${4+x}" && eval "$env_var=\"$4\""
 127 }
 128
 129 run_subsection () {
 130         get_var_from_env_or_config "GIT_PERF_REPEAT_COUNT" "perf" "repeatCount" 3
 131         export GIT_PERF_REPEAT_COUNT
 132
 133         get_var_from_env_or_config "GIT_PERF_DIRS_OR_REVS" "perf" "dirsOrRevs"
 134         set -- $GIT_PERF_DIRS_OR_REVS "$@"
 135
 136         get_var_from_env_or_config "GIT_PERF_MAKE_COMMAND" "perf" "makeCommand"
 137         get_var_from_env_or_config "GIT_PERF_MAKE_OPTS" "perf" "makeOpts"
 138
 139         GIT_PERF_AGGREGATING_LATER=t
 140         export GIT_PERF_AGGREGATING_LATER
 141
 142         if test $# = 0 -o "$1" = -- -o -f "$1"; then
 143                 set -- . "$@"
 144         fi
 145
 146         run_dirs "$@"
 147         ./aggregate.perl "$@"
 148 }
 149
 150 cd "$(dirname $0)"
 151 . ../../GIT-BUILD-OPTIONS
 152
 153 mkdir -p test-results
 154 get_subsections "perf" >test-results/run_subsections.names
 155
 156 if test $(wc -l <test-results/run_subsections.names) -eq 0
 157 then
 158         (
 159                 run_subsection "$@"
 160         )
 161 else
 162         while read -r subsec
 163         do
 164                 (
 165                         GIT_PERF_SUBSECTION="$subsec"
 166                         export GIT_PERF_SUBSECTION
 167                         echo "======== Run for subsection '$GIT_PERF_SUBSECTION' ========"
 168                         run_subsection "$@"
 169                 )
 170         done <test-results/run_subsections.names
 171 fi