serval-dna/testdefs_rhizome.sh
2012-10-18 17:57:10 +10:30

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# Common definitions for rhizome test suites.
# Copyright 2012 The Serval Project, Inc.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# Some useful regular expressions. These must work for grep(1) (as basic
# expressions) and also in sed(1).
rexp_service='[A-Za-z0-9_]\+'
rexp_manifestid='[0-9a-fA-F]\{64\}'
rexp_bundlekey='[0-9a-fA-F]\{64\}'
rexp_bundlesecret="$rexp_bundlekey"
rexp_filehash='[0-9a-fA-F]\{128\}'
rexp_filesize='[0-9]\{1,\}'
rexp_version='[0-9]\{1,\}'
rexp_date='[0-9]\{1,\}'
assert_manifest_complete() {
local manifest="$1"
tfw_cat -v "$manifest"
assertGrep "$manifest" "^service=$rexp_service\$"
assertGrep "$manifest" "^id=$rexp_manifestid\$"
assertGrep "$manifest" "^BK=$rexp_bundlekey\$"
assertGrep "$manifest" "^date=$rexp_date\$"
assertGrep "$manifest" "^version=$rexp_version\$"
assertGrep "$manifest" "^filesize=$rexp_filesize\$"
if $GREP -q '^filesize=0$' "$manifest"; then
assertGrep --matches=0 "$manifest" "^filehash="
else
assertGrep "$manifest" "^filehash=$rexp_filehash\$"
fi
if $GREP -q '^service=file$' "$manifest"; then
assertGrep "$manifest" "^name="
fi
}
# Assertion function:
# - assert that the output of a "servald rhizome list" command exactly describes the given files
assert_rhizome_list() {
assertStdoutIs --stderr --line=1 -e '12\n'
assertStdoutIs --stderr --line=2 -e 'service:id:version:date:.inserttime:.author:.fromhere:filesize:filehash:sender:recipient:name\n'
local filename
local exactly=true
local re__inserttime="$rexp_date"
local re__fromhere='[01]'
local re__author="\($rexp_sid\)\{0,1\}"
local files=0
for filename; do
case "$filename" in
--fromhere=*) re__fromhere="${filename#*=}";;
--author=*) re__author="${filename#*=}";;
--and-others) exactly=false;;
--*) error "unsupported option: $filename";;
*)
unpack_manifest_for_grep "$filename"
assertStdoutGrep --stderr --matches=1 "^$re_service:$re_manifestid:$re_version:$re_date:$re__inserttime:$re__author:$re__fromhere:$re_filesize:$re_filehash:$re_sender:$re_recipient:$re_name\$"
let files+=1
;;
esac
done
$exactly && assertStdoutLineCount --stderr '==' $(($files + 2))
}
assert_stdout_add_file() {
[ $# -ge 1 ] || error "missing filename arg"
local filename="${1}"
shift
unpack_manifest_for_grep "$filename"
opt_name=false
if replayStdout | $GREP -q '^service:file$'; then
opt_name=true
fi
fieldnames='service|manifestid|secret|filesize|filehash|name'
for arg; do
case "$arg" in
!+($fieldnames))
fieldname="${arg#!}"
eval opt_$fieldname=false
;;
+($fieldnames)=*)
value="${arg#*=}"
fieldname="${arg%%=*}"
assertStdoutGrep --matches=1 "^$fieldname:$value\$"
;;
*)
error "unsupported argument: $arg"
;;
esac
done
${opt_service:-true} && assertStdoutGrep --matches=1 "^service:$re_service\$"
${opt_manifestid:-true} && assertStdoutGrep --matches=1 "^manifestid:$re_manifestid\$"
${opt_secret:-true} && assertStdoutGrep --matches=1 "^secret:$re_secret\$"
${opt_filesize:-true} && assertStdoutGrep --matches=1 "^filesize:$re_filesize\$"
if replayStdout | $GREP -q '^filesize:0$'; then
assertStdoutGrep --matches=0 "^filehash:"
else
${opt_filehash:-true} && assertStdoutGrep --matches=1 "^filehash:$re_filehash\$"
fi
}
assert_stdout_import_bundle() {
# Output of "import bundle" is the same as "add file" but without the secret.
assert_stdout_add_file "$@" '!secret'
}
unpack_manifest_for_grep() {
local filename="$1"
re_service="$rexp_service"
re_manifestid="$rexp_manifestid"
re_version="$rexp_version"
re_date="$rexp_date"
re_secret="$rexp_bundlesecret"
re_sender="\($rexp_sid\)\{0,1\}"
re_recipient="\($rexp_sid\)\{0,1\}"
re_name=$(escape_grep_basic "${filename##*/}")
local filesize=$($SED -n -e '/^filesize=/s///p' "$filename.manifest" 2>/dev/null)
if [ "$filesize" = 0 ]; then
re_filesize=0
re_filehash=
re_name="\($re_name\)\{0,1\}"
else
re_filesize=$(( $(cat "$filename" | wc -c) + 0 ))
compute_filehash re_filehash "$filename"
fi
# If there is a manifest file that looks like it matches this payload
# file, then use its file hash to check the rhizome list '' output.
local filehash=$($SED -n -e '/^filehash=/s///p' "$filename.manifest" 2>/dev/null)
if [ "$filehash" = "$re_filehash" ]; then
re_service=$($SED -n -e '/^service=/s///p' "$filename.manifest")
re_service=$(escape_grep_basic "$re_service")
re_manifestid=$($SED -n -e '/^id=/s///p' "$filename.manifest")
re_version=$($SED -n -e '/^version=/s///p' "$filename.manifest")
re_date=$($SED -n -e '/^date=/s///p' "$filename.manifest")
re_sender=$($SED -n -e '/^sender=/s///p' "$filename.manifest")
re_recipient=$($SED -n -e '/^recipient=/s///p' "$filename.manifest")
case "$re_service" in
file)
re_name=$($SED -n -e '/^name=/s///p' "$filename.manifest")
re_name=$(escape_grep_basic "$re_name")
;;
*)
re_name=
re_sender="$rexp_sid"
re_recipient="$rexp_sid"
;;
esac
fi
}
assert_manifest_newer() {
local manifest1="$1"
local manifest2="$2"
# The new manifest must have a higher version than the original.
extract_manifest_version oldversion "$manifest1"
extract_manifest_version newversion "$manifest2"
assert [ $newversion -gt $oldversion ]
# The new manifest must have a different filehash from the original.
extract_manifest_filehash oldfilehash "$manifest1"
extract_manifest_filehash newfilehash "$manifest2"
assert [ $oldfilehash != $newfilehash ]
}
strip_signatures() {
for file; do
cat -v "$file" | $SED -e '/^^@/,$d' >"tmp.$file" && mv -f "tmp.$file" "$file"
done
}
extract_stdout_secret() {
extract_stdout_keyvalue "$1" secret "$rexp_bundlesecret"
}
extract_stdout_BK() {
extract_stdout_keyvalue "$1" BK "$rexp_bundlekey"
}
extract_manifest() {
local _var="$1"
local _manifestfile="$2"
local _label="$3"
local _rexp="$4"
local _value=$($SED -n -e "/^$_label=$_rexp\$/s/^$_label=//p" "$_manifestfile")
assert --message="$_manifestfile contains valid '$_label=' line" \
--dump-on-fail="$_manifestfile" \
[ -n "$_value" ]
[ -n "$_var" ] && eval $_var="\$_value"
}
extract_manifest_service() {
extract_manifest "$1" "$2" service "$rexp_service"
}
extract_manifest_id() {
extract_manifest "$1" "$2" id "$rexp_manifestid"
}
extract_manifest_BK() {
extract_manifest "$1" "$2" BK "$rexp_bundlekey"
}
extract_manifest_filesize() {
extract_manifest "$1" "$2" filesize "$rexp_filesize"
}
extract_manifest_filehash() {
extract_manifest "$1" "$2" filehash "$rexp_filehash"
}
extract_manifest_name() {
extract_manifest "$1" "$2" name ".*"
}
extract_manifest_version() {
extract_manifest "$1" "$2" version "$rexp_version"
}
compute_filehash() {
local _var="$1"
local _file="$2"
local _hash=$($servald rhizome hash file "$_file") || error "$servald failed to compute file hash"
[ -z "${_hash//[0-9a-fA-F]/}" ] || error "file hash contains non-hex: $_hash"
[ "${#_hash}" -eq 128 ] || error "file hash incorrect length: $_hash"
[ -n "$_var" ] && eval $_var="\$_hash"
}
rhizome_http_server_started() {
local logvar=LOG${1#+}
$GREP 'RHIZOME HTTP SERVER,.*START.*port=[0-9]' "${!logvar}"
}
get_rhizome_server_port() {
local _var="$1"
local _logvar=LOG${2#+}
local _port=$($SED -n -e '/RHIZOME HTTP SERVER.*START/s/.*port=\([0-9]\{1,\}\).*/\1/p' "${!_logvar}" | $SED -n '$p')
assert --message="instance $2 Rhizome HTTP server port number is known" [ -n "$_port" ]
if [ -n "$_var" ]; then
eval "$_var=\$_port"
tfw_log "$_var=$_port"
fi
return 0
}
# Predicate function:
# - return true if the file bundles identified by args BID[:VERSION] has been
# received by all the given instances args +I
# - does this by examining the server log files of the respective instances
# for tell-tale INFO messages
bundle_received_by() {
local -a rexps
local restart=true
local arg bid version rexp
for arg; do
case "$arg" in
+([0-9A-F])?(:+([0-9])))
$restart && rexps=()
restart=false
bid="${arg%%:*}"
matches_rexp "$rexp_manifestid" "$bid" || error "invalid bundle ID: $bid"
if [ "$bid" = "$arg" ]; then
rexps+=("RHIZOME ADD MANIFEST service=file bid=$bid")
else
version="${arg#*:}"
rexps+=("RHIZOME ADD MANIFEST service=file bid=$bid version=$version")
fi
;;
+[A-Z])
local logvar="LOG${arg#+}"
for rexp in "${rexps[@]}"; do
grep "$rexp" "${!logvar}" || return 1
done
restart=true
;;
--stderr)
for rexp in "${rexps[@]}"; do
replayStderr | grep "$rexp" || return 1
done
restart=true
;;
*)
error "invalid argument: $arg"
return 1
;;
esac
done
return 0
}
extract_manifest_vars() {
local manifest="${1?}"
extract_manifest_id BID "$manifest"
extract_manifest_version VERSION "$manifest"
extract_manifest_filesize FILESIZE "$manifest"
FILEHASH=
if [ "$FILESIZE" != '0' ]; then
extract_manifest_filehash FILEHASH "$manifest"
fi
}
rhizome_add_file() {
local name="$1"
[ -e "$name" ] || echo "File $name" >"$name"
local sidvar="SID$instance_name"
executeOk_servald rhizome add file "${!sidvar}" '' "$name" "$name.manifest"
executeOk_servald rhizome list ''
assert_rhizome_list --fromhere=1 --author="${!sidvar}" "$name" --and-others
extract_manifest_vars "$name.manifest"
}
rhizome_update_file() {
local orig_name="$1"
local new_name="$2"
[ -e "$new_name" ] || echo 'File $new_name' >"$new_name"
local sidvar="SID$instance_name"
[ "$new_name" != "$orig_name" ] && cp "$orig_name.manifest" "$new_name.manifest"
$SED -i -e '/^date=/d;/^filehash=/d;/^filesize=/d;/^version=/d;/^name=/d' "$new_name.manifest"
executeOk_servald rhizome add file "${!sidvar}" '' "$new_name" "$new_name.manifest"
executeOk_servald rhizome list ''
assert_rhizome_list --fromhere=1 "$new_name"
extract_manifest_vars "$new_name.manifest"
}
assert_rhizome_received() {
[ $# -ne 0 ] || error "missing arguments"
local name
local _hash
for name; do
if [ -s "$name" ]; then
extract_manifest_filehash _hash "$name.manifest"
executeOk_servald rhizome extract file "$_hash" extracted
assert cmp "$name" extracted
fi
done
}