xref: /kvm-unit-tests/scripts/runtime.bash (revision 96d79976f779589bbdbb24474de8fd214b179d7e)
1: "${RUNTIME_arch_run?}"
2: ${MAX_SMP:=$(getconf _NPROCESSORS_CONF)}
3: ${TIMEOUT:=90s}
4
5PASS() { echo -ne "\e[32mPASS\e[0m"; }
6SKIP() { echo -ne "\e[33mSKIP\e[0m"; }
7FAIL() { echo -ne "\e[31mFAIL\e[0m"; }
8
9extract_summary()
10{
11    local cr=$'\r'
12    tail -3 | grep '^SUMMARY: ' | sed 's/^SUMMARY: /(/;s/'"$cr"'\{0,1\}$/)/'
13}
14
15# We assume that QEMU is going to work if it tried to load the kernel
16premature_failure()
17{
18    local log="$(eval $(get_cmdline _NO_FILE_4Uhere_) 2>&1)"
19
20    echo "$log" | grep "_NO_FILE_4Uhere_" |
21        grep -q -e "could not load kernel" -e "error loading" &&
22        return 1
23
24    RUNTIME_log_stderr <<< "$log"
25
26    echo "$log"
27    return 0
28}
29
30get_cmdline()
31{
32    local kernel=$1
33    echo "TESTNAME=$testname TIMEOUT=$timeout ACCEL=$accel $RUNTIME_arch_run $kernel -smp $smp $opts"
34}
35
36skip_nodefault()
37{
38    [ "$run_all_tests" = "yes" ] && return 1
39    [ "$STANDALONE" != "yes" ] && return 0
40
41    while true; do
42        read -r -p "Test marked not to be run by default, are you sure (y/N)? " yn
43        case $yn in
44            "Y" | "y" | "Yes" | "yes")
45                return 1
46                ;;
47            "" | "N" | "n" | "No" | "no" | "q" | "quit" | "exit")
48                return 0
49                ;;
50        esac
51    done
52}
53
54function run()
55{
56    local testname="$1"
57    local groups="$2"
58    local smp="$3"
59    local kernel="$4"
60    local opts="$5"
61    local arch="$6"
62    local check="${CHECK:-$7}"
63    local accel="${ACCEL:-$8}"
64    local timeout="${9:-$TIMEOUT}" # unittests.cfg overrides the default
65
66    if [ -z "$testname" ]; then
67        return
68    fi
69
70    if [ -n "$only_group" ] && ! grep -qw "$only_group" <<<$groups; then
71        return
72    fi
73
74    if [ -z "$only_group" ] && grep -qw "nodefault" <<<$groups &&
75            skip_nodefault; then
76        echo -e "`SKIP` $testname (test marked as manual run only)"
77        return;
78    fi
79
80    if [ -n "$arch" ] && [ "$arch" != "$ARCH" ]; then
81        echo "`SKIP` $1 ($arch only)"
82        return 2
83    fi
84
85    # check a file for a particular value before running a test
86    # the check line can contain multiple files to check separated by a space
87    # but each check parameter needs to be of the form <path>=<value>
88    for check_param in "${check[@]}"; do
89        path=${check_param%%=*}
90        value=${check_param#*=}
91        if [ "$path" ] && [ "$(cat $path)" != "$value" ]; then
92            echo "`SKIP` $1 ($path not equal to $value)"
93            return 2
94        fi
95    done
96
97    last_line=$(premature_failure > >(tail -1)) && {
98        echo "`SKIP` $1 ($last_line)"
99        return 77
100    }
101
102    cmdline=$(get_cmdline $kernel)
103    if grep -qw "migration" <<<$groups ; then
104        cmdline="MIGRATION=yes $cmdline"
105    fi
106    if [ "$verbose" = "yes" ]; then
107        echo $cmdline
108    fi
109
110    # extra_params in the config file may contain backticks that need to be
111    # expanded, so use eval to start qemu.  Use "> >(foo)" instead of a pipe to
112    # preserve the exit status.
113    summary=$(eval $cmdline 2> >(RUNTIME_log_stderr) \
114                             > >(tee >(RUNTIME_log_stdout $kernel) | extract_summary))
115    ret=$?
116    [ "$STANDALONE" != "yes" ] && echo > >(RUNTIME_log_stdout $kernel)
117
118    if [ $ret -eq 0 ]; then
119        echo "`PASS` $1 $summary"
120    elif [ $ret -eq 77 ]; then
121        echo "`SKIP` $1 $summary"
122    elif [ $ret -eq 124 ]; then
123        echo "`FAIL` $1 (timeout; duration=$timeout)"
124    elif [ $ret -gt 127 ]; then
125        echo "`FAIL` $1 (terminated on SIG$(kill -l $(($ret - 128))))"
126    else
127        echo "`FAIL` $1 $summary"
128    fi
129
130    return $ret
131}
132
133#
134# Probe for MAX_SMP, in case it's less than the number of host cpus.
135#
136# This probing currently only works for ARM, as x86 bails on another
137# error first. Also, this probing isn't necessary for any ARM hosts
138# running kernels later than v4.3, i.e. those including ef748917b52
139# "arm/arm64: KVM: Remove 'config KVM_ARM_MAX_VCPUS'". So, at some
140# point when maintaining the while loop gets too tiresome, we can
141# just remove it...
142while $RUNTIME_arch_run _NO_FILE_4Uhere_ -smp $MAX_SMP \
143		|& grep -qi 'exceeds max CPUs'; do
144	((--MAX_SMP))
145done
146