From: Loic Dachary <loic@dachary.org>
Date: Wed, 1 Jan 2014 21:22:34 +0000 (+0100)
Subject: ceph-disk: tests for the --data-dir code path
X-Git-Tag: v0.77~54^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F1032%2Fhead;p=ceph.git

ceph-disk: tests for the --data-dir code path

Signed-off-by: Loic Dachary <loic@dachary.org>
---

diff --git a/src/test/Makefile.am b/src/test/Makefile.am
index 22bc834bfc59..5faf9ac49fd1 100644
--- a/src/test/Makefile.am
+++ b/src/test/Makefile.am
@@ -243,6 +243,7 @@ check_SCRIPTS += \
 	test/encoding/check-generated.sh \
 	test/mon/osd-pool-create.sh \
 	test/mon/mkfs.sh \
+	test/ceph-disk.sh \
 	test/vstart_wrapped_tests.sh
 
 # target to build but not run the unit tests
diff --git a/src/test/ceph-disk.sh b/src/test/ceph-disk.sh
new file mode 100755
index 000000000000..2dd83f73f25c
--- /dev/null
+++ b/src/test/ceph-disk.sh
@@ -0,0 +1,227 @@
+#!/bin/bash
+#
+# Copyright (C) 2014 Cloudwatt <libre.licensing@cloudwatt.com>
+#
+# Author: Loic Dachary <loic@dachary.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Library Public License as published by
+# the Free Software Foundation; either version 2, 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 Library Public License for more details.
+#
+set -xe
+PS4='${FUNCNAME[0]}: $LINENO: '
+
+export PATH=:$PATH # make sure program from sources are prefered
+DIR=test-ceph-disk
+MON_ID=a
+MONA=127.0.0.1:7451
+FSID=$(uuidgen)
+export CEPH_CONF=/dev/null
+export CEPH_ARGS="--fsid $FSID"
+CEPH_ARGS+=" --chdir="
+CEPH_ARGS+=" --run-dir=$DIR"
+CEPH_ARGS+=" --mon-host=$MONA"
+CEPH_ARGS+=" --log-file=$DIR/\$name.log"
+CEPH_ARGS+=" --pid-file=$DIR/\$name.pidfile"
+CEPH_ARGS+=" --auth-supported=none"
+CEPH_DISK_ARGS=
+CEPH_DISK_ARGS+=" --statedir=$DIR"
+CEPH_DISK_ARGS+=" --sysconfdir=$DIR"
+CEPH_DISK_ARGS+=" --prepend-to-path="
+CEPH_DISK_ARGS+=" --verbose"
+
+function setup() {
+    teardown
+    mkdir $DIR
+    touch $DIR/ceph.conf
+}
+
+function teardown() {
+    kill_daemons
+    rm -fr $DIR
+}
+
+function run_mon() {
+    local mon_dir=$DIR/$MON_ID
+
+    ./ceph-mon \
+        --id $MON_ID \
+        --mkfs \
+        --mon-data=$mon_dir \
+        --mon-initial-members=$MON_ID \
+        "$@"
+
+    ./ceph-mon \
+        --id $MON_ID \
+        --mon-data=$mon_dir \
+        --mon-cluster-log-file=$mon_dir/log \
+        --public-addr $MONA \
+        "$@"
+}
+
+function kill_daemons() {
+    for pidfile in $(find $DIR | grep pidfile) ; do
+        for try in 0 1 1 1 2 3 ; do
+            kill $(cat $pidfile) || break
+            sleep $try
+        done
+    done
+}
+
+function command_fixture() {
+    local command=$1
+
+    [ $(which $command) = ./$command ] || return 1
+
+    cat > $DIR/$command <<EOF
+#!/bin/bash
+touch $DIR/used-$command
+exec ./$command "\$@"
+EOF
+    chmod +x $DIR/$command
+}
+
+function tweak_path() {
+    local tweaker=$1
+
+    setup
+
+    command_fixture ceph-conf || return 1
+    command_fixture ceph-osd || return 1
+
+    test_activate_dir
+
+    [ ! -f $DIR/used-ceph-conf ] || return 1
+    [ ! -f $DIR/used-ceph-osd ] || return 1
+
+    teardown
+
+    setup
+
+    command_fixture ceph-conf || return 1
+    command_fixture ceph-osd || return 1
+
+    $tweaker test_activate_dir || return 1
+
+    [ -f $DIR/used-ceph-conf ] || return 1
+    [ -f $DIR/used-ceph-osd ] || return 1
+
+    teardown
+}
+
+function use_prepend_to_path() {
+    local ceph_disk_args
+    ceph_disk_args+=" --statedir=$DIR"
+    ceph_disk_args+=" --sysconfdir=$DIR"
+    ceph_disk_args+=" --prepend-to-path=$DIR"
+    ceph_disk_args+=" --verbose"
+    CEPH_DISK_ARGS="$ceph_disk_args" \
+        "$@" || return 1
+}
+
+function test_prepend_to_path() {
+    tweak_path use_prepend_to_path || return 1
+}
+
+function use_path() {
+    PATH="$DIR:$PATH" \
+        "$@" || return 1
+}
+
+function test_path() {
+    tweak_path use_path || return 1
+}
+
+# ceph-disk prepare returns immediately on success if the magic file
+# exists on the --osd-data directory.
+function test_activate_dir_magic() {
+    local uuid=$(uuidgen)
+    local osd_data=$DIR/osd
+
+    echo a failure to create the fsid file implies the magic file is not created
+
+    mkdir -p $osd_data/fsid
+    CEPH_ARGS="--fsid $uuid" \
+     ./ceph-disk $CEPH_DISK_ARGS prepare $osd_data 2>&1 | tee $DIR/out
+    grep --quiet 'Is a directory' $DIR/out || return 1
+    ! [ -f $osd_data/magic ] || return 1
+    rmdir $osd_data/fsid
+
+    echo successfully prepare the OSD
+
+    CEPH_ARGS="--fsid $uuid" \
+     ./ceph-disk $CEPH_DISK_ARGS prepare $osd_data 2>&1 | tee $DIR/out
+    grep --quiet 'Preparing osd data dir' $DIR/out || return 1
+    grep --quiet $uuid $osd_data/ceph_fsid || return 1
+    [ -f $osd_data/magic ] || return 1
+
+    echo will not override an existing OSD
+
+    CEPH_ARGS="--fsid $(uuidgen)" \
+     ./ceph-disk $CEPH_DISK_ARGS prepare $osd_data 2>&1 | tee $DIR/out
+    grep --quiet 'ceph-disk:Data dir .* already exists' $DIR/out || return 1
+    grep --quiet $uuid $osd_data/ceph_fsid || return 1
+}
+
+function test_activate_dir() {
+    run_mon
+
+    local osd_data=$DIR/osd
+
+    ./ceph-disk $CEPH_DISK_ARGS \
+        prepare $osd_data || return 1
+
+    CEPH_ARGS="$CEPH_ARGS --osd-journal-size=100 --osd-data=$osd_data" \
+        timeout 5 ./ceph-disk $CEPH_DISK_ARGS \
+                      activate \
+                     --mark-init=none \
+                    $osd_data || return 1
+    timeout 5 ./ceph osd pool set data size 1 || return 1
+    local id=$(cat $osd_data/whoami)
+    local weight=1
+    ./ceph osd crush add osd.$id $weight root=default host=localhost || return 1
+    echo FOO > $DIR/BAR
+    timeout 10 ./rados --pool data put BAR $DIR/BAR || return 1
+    timeout 10 ./rados --pool data get BAR $DIR/BAR.copy || return 1
+    diff $DIR/BAR $DIR/BAR.copy || return 1
+}
+
+function test_find_cluster_by_uuid() {
+    setup
+    test_activate_dir 2>&1 | tee $DIR/test_find
+    ! grep "No cluster conf found in $DIR" $DIR/test_find || return 1
+    teardown
+
+    setup
+    rm $DIR/ceph.conf
+    test_activate_dir 2>&1 | tee $DIR/test_find
+    grep "No cluster conf found in $DIR" $DIR/test_find || return 1
+    teardown
+}
+
+function run() {
+    local default_actions
+    default_actions+="test_path "
+    default_actions+="test_find_cluster_by_uuid "
+    default_actions+="test_prepend_to_path "
+    default_actions+="test_activate_dir_magic "
+    default_actions+="test_activate_dir "
+    local actions=${@:-$default_actions}
+    for action in $actions  ; do
+        setup
+        $action || return 1
+        teardown
+    done
+}
+
+run $@
+
+# Local Variables:
+# compile-command: "cd .. ; test/ceph-disk.sh # test_activate_dir"
+# End: