* Re: [gentoo-user] Warning about old init scripts when updating dev-db/mysql-init-scripts-2.0_pre1-r2
2012-02-06 12:03 ` Tanstaafl
@ 2012-02-06 12:15 ` Alan McKinnon
0 siblings, 0 replies; 6+ messages in thread
From: Alan McKinnon @ 2012-02-06 12:15 UTC (permalink / raw
To: gentoo-user
On Mon, 06 Feb 2012 07:03:19 -0500
Tanstaafl <tanstaafl@libertytrek.org> wrote:
> On 2012-02-05 3:06 PM, Alan McKinnon <alan.mckinnon@gmail.com> wrote:
> > In your shoes what I would be doing now is backup your entire mysql
> > install (everything listed in "equery files mysql"), delete the
> > package (emerge -C) and remerge mysql.
> >
> > Then check if starting and stopping works correctly. I suspect
> > you'll find it will. Now you just need to diff these new files with
> > your backups and find differences.
> >
> > Yes, this is sort of the long way round but you're not having much
> > luck asking "anyone seen this before?", so now it's time to bring
> > out the big guns
>
> Well, I'd much prefer some more basic troubleshooting first...
>
> I've asked for some kind soul/souls to share their init scripts so I
> can compare - but I guess I couldg go first... here is the contents
> of /etc/init.d/mysql:
>
> #!/sbin/runscript
> # Copyright 1999-2011 Gentoo Foundation
> # Distributed under the terms of the GNU General Public License v2
> # $Header:
> /var/cvsroot/gentoo-x86/dev-db/mysql-init-scripts/files/mysql-5.1.53-init.d,v
> 1.1 2011/01/13 20:06:06 robbat2 Exp $
>
> depend() {
> use net.lo
> # localmount needed for $basedir
> need localmount
> }
>
> get_config() {
> my_print_defaults --config-file="$1" mysqld |
> sed -n -e "s/^--$2=//p"
> }
>
> mysql_svcname() {
> local ebextra=
> case "${SVCNAME}" in
> mysql*) ;;
> *) ebextra=" (mysql)" ;;
> esac
> echo "${SVCNAME}${ebextra}"
> }
>
> start() {
> # Check for old conf.d variables that mean migration was not
> yet done.
> local varlist="${!mysql_slot_*} ${!MYSQL_BLOG_PID_FILE*}
> ${!STOPTIMEOUT*}"
> varlist="${varlist// /}"
> # Yes, MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING is a hidden
> variable. # It does have a use in testing, as it is possible to build
> a config file
> # that works with both the old and new init scripts
> simulateously. if [ -n "${varlist}" -a -z
> "${MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING}" ]; then
> eerror "You have not updated your conf.d for the new
> mysql-init-scripts-2 revamp."
> eerror "Not proceeding because it may be dangerous."
> return 1
> fi
>
> # Now we can startup
> ebegin "Starting $(mysql_svcname)"
>
> MY_CNF="${MY_CNF:-/etc/${SVCNAME}/my.cnf}"
>
> if [ ! -r "${MY_CNF}" ] ; then
> eerror "Cannot read the configuration file
> \`${MY_CNF}'" return 1
> fi
>
> # tail -n1 is critical as these we only want the last
> instance of the option
> local basedir=$(get_config "${MY_CNF}" basedir | tail -n1)
> local datadir=$(get_config "${MY_CNF}" datadir | tail -n1)
> local pidfile=$(get_config "${MY_CNF}" pid-file | tail -n1)
> local socket=$(get_config "${MY_CNF}" socket | tail -n1)
>
> if [ ! -d "${datadir}" ] ; then
> eerror "MySQL datadir \`${datadir}' is empty or
> invalid" eerror "Please check your config file \`${MY_CNF}'"
> return 1
> fi
>
> if [ ! -d "${datadir}"/mysql ] ; then
> eerror "You don't appear to have the mysql database
> installed yet."
> eerror "Please run /usr/bin/mysql_install_db to have
> this done..."
> return 1
> fi
>
> local piddir="${pidfile%/*}"
> if [ ! -d "$piddir" ] ; then
> mkdir "$piddir" && \
> chown mysql "$piddir"
> rc=$?
> if [ $rc -ne 0 ]; then
> eerror "Directory $piddir for pidfile does
> not exist and cannot be created"
> return 1
> fi
> fi
>
> local startup_timeout=${STARTUP_TIMEOUT:-900}
> local startup_early_timeout=${STARTUP_EARLY_TIMEOUT:-1000}
> local tmpnice="${NICE:+"--nicelevel "}${NICE}"
> local tmpionice="${IONICE:+"--ionice "}${IONICE}"
> start-stop-daemon \
> ${DEBUG/*/"--verbose"} \
> --start \
> --exec "${basedir}"/sbin/mysqld \
> --pidfile "${pidfile}" \
> --background \
> --wait ${startup_early_timeout} \
> ${tmpnice} \
> ${tmpionice} \
> -- --defaults-file="${MY_CNF}" ${MY_ARGS}
> local ret=$?
> if [ ${ret} -ne 0 ] ; then
> eend ${ret}
> return ${ret}
> fi
>
> ewaitfile ${startup_timeout} "${socket}"
> eend $? || return 1
>
> save_options pidfile "${pidfile}"
> save_options basedir "${basedir}"
> }
>
> stop() {
> ebegin "Stopping $(mysql_svcname)"
>
> local pidfile="$(get_options pidfile)"
> local basedir="$(get_options basedir)"
> local stop_timeout=${STOP_TIMEOUT:-120}
>
> start-stop-daemon \
> ${DEBUG/*/"--verbose"} \
> --stop \
> --exec "${basedir}"/sbin/mysqld \
>
FWIW, here's mine (spaced between lines of "====" to be easy to find).
Both are largely unchanged from default:
=======
/etc/conf.d/mysql:
# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
#
$Header: /var/cvsroot/gentoo-x86/dev-db/mysql-init-scripts/files/mysql-5.1.53-conf.d,v
1.2 2011/01/15 17:54:31 robbat2 Exp $
# If you want a non-stock location for the config file, uncomment or
update # either of these as needed. If you do use it, you must make
sure that none of # your socket, pidfile, datadir, logfiles, binary
logs, relay logs or InnoDB # files collide with each other.
MY_CNF="/etc/mysql/my.cnf"
#MY_CNF="${MY_CNF:-/etc/${SVCNAME}/my.cnf}"
#MY_CNF="${MY_CNF:-/etc/mysql/my-${SVCNAME/mysql.}.cnf}"
# Place any additional arguments here that you might need
# Common/useful options:
# --skip-slave-start=1 - For bringing up replication initially
# --server-id=NNN - Server ID for replication
# --skip-networking - lock it down to UNIX sockets only
MY_ARGS=""
# This setting (in seconds) should be high enough to allow InnoDB to do
a full # checkpoint recovery. 900 is the default used in the upstream
RPM startup # scripts. 30 seconds should be sufficent if you just have
a tiny <1GiB # database. After the core startup is done, we wait this
long for the UNIX # socket to appear.
STARTUP_TIMEOUT="900"
# This is how long, in milliseconds, we wait for pidfile to be created,
early # in the startup.
STARTUP_EARLY_TIMEOUT="1000"
# How long (in seconds) should we wait for shutdown?
STOP_TIMEOUT=120
# integer [-20 .. 19 ] default 0
# change the priority of the server -20 (high) to 19 (low)
# see nice(1) for description
#NICE=0
# See start-stop-daemon(8) for possible settings
#IONICE=2
# If defined, --verbose gets passed to S-S-D
#DEBUG=1
# Depending on your usage of MySQL, you may also wish to start it after
some # other services are up. Uncomment the lines below as needed. If
these aren't # enough for you, we encourage you to file a bug, and help
us understand how # you are using MySQL.
# Do your MySQL ACLs refer to hostnames not in your /etc/hosts?
# If so, you need DNS before you can accept connections.
# Avoid dependency circular loops if you use MySQL to power a local DNS
server. #rc_use="dns"
#rc_after="dns"
# Does your MySQL bind to an IP on an interface other than net.lo?
# Alternatively you might wish to specify the exact interface here.
#rc_use="net"
#rc_after="net"
# Do you store your MySQL files on a SAN or other network filesystem,
that is # provided by the netmount init script?
#rc_need="netmount"
# Or from NFS? P.S. This is not a good idea in most cases, but does
have some # valid usage cases, so we provide the option.
#rc_need="nfsmount"
# Should any one of the instances satisfy the requirement for MySQL
coming up? # By default, we say no.
[ "${SVCNAME}" != mysql ] && rc_provide="!mysql"
# But uncomment this next instead if you think it should.
#rc_provide="mysql"
# The conditional above has a false-positive "failure" return value as a
# side-effect, and since it's the last statement, without the next
line, this # script returns failure.
return 0
# vim: ft=gentoo-conf-d et ts=4 sw=4:
=======
=======
/etc/init.smysql:
#!/sbin/runscript
# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
#
$Header: /var/cvsroot/gentoo-x86/dev-db/mysql-init-scripts/files/mysql-5.1.53-init.d,v
1.1 2011/01/13 20:06:06 robbat2 Exp $
depend() {
use net.lo
# localmount needed for $basedir
need localmount
}
get_config() {
my_print_defaults --config-file="$1" mysqld |
sed -n -e "s/^--$2=//p"
}
mysql_svcname() {
local ebextra=
case "${SVCNAME}" in
mysql*) ;;
*) ebextra=" (mysql)" ;;
esac
echo "${SVCNAME}${ebextra}"
}
start() {
# Check for old conf.d variables that mean migration was not
yet done. local varlist="${!mysql_slot_*} ${!MYSQL_BLOG_PID_FILE*}
${!STOPTIMEOUT*}" varlist="${varlist// /}"
# Yes, MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING is a hidden variable.
# It does have a use in testing, as it is possible to build a
config file # that works with both the old and new init scripts
simulateously. if [ -n "${varlist}" -a -z
"${MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING}" ]; then eerror "You have not
updated your conf.d for the new mysql-init-scripts-2 revamp." eerror
"Not proceeding because it may be dangerous." return 1
fi
# Now we can startup
ebegin "Starting $(mysql_svcname)"
MY_CNF="${MY_CNF:-/etc/${SVCNAME}/my.cnf}"
if [ ! -r "${MY_CNF}" ] ; then
eerror "Cannot read the configuration file \`${MY_CNF}'"
return 1
fi
# tail -n1 is critical as these we only want the last instance
of the option local basedir=$(get_config "${MY_CNF}" basedir |
tail -n1) local datadir=$(get_config "${MY_CNF}" datadir | tail
-n1) local pidfile=$(get_config "${MY_CNF}" pid-file | tail -n1)
local socket=$(get_config "${MY_CNF}" socket | tail -n1)
if [ ! -d "${datadir}" ] ; then
eerror "MySQL datadir \`${datadir}' is empty or invalid"
eerror "Please check your config file \`${MY_CNF}'"
return 1
fi
if [ ! -d "${datadir}"/mysql ] ; then
eerror "You don't appear to have the mysql database
installed yet." eerror "Please run /usr/bin/mysql_install_db to
have this done..." return 1
fi
local piddir="${pidfile%/*}"
if [ ! -d "$piddir" ] ; then
mkdir "$piddir" && \
chown mysql "$piddir"
rc=$?
if [ $rc -ne 0 ]; then
eerror "Directory $piddir for pidfile does not
exist and cannot be created" return 1
fi
fi
local startup_timeout=${STARTUP_TIMEOUT:-900}
local startup_early_timeout=${STARTUP_EARLY_TIMEOUT:-1000}
local tmpnice="${NICE:+"--nicelevel "}${NICE}"
local tmpionice="${IONICE:+"--ionice "}${IONICE}"
start-stop-daemon \
${DEBUG/*/"--verbose"} \
--start \
--exec "${basedir}"/sbin/mysqld \
--pidfile "${pidfile}" \
--background \
--wait ${startup_early_timeout} \
${tmpnice} \
${tmpionice} \
-- --defaults-file="${MY_CNF}" ${MY_ARGS}
local ret=$?
if [ ${ret} -ne 0 ] ; then
eend ${ret}
return ${ret}
fi
ewaitfile ${startup_timeout} "${socket}"
eend $? || return 1
save_options pidfile "${pidfile}"
save_options basedir "${basedir}"
}
stop() {
ebegin "Stopping $(mysql_svcname)"
local pidfile="$(get_options pidfile)"
local basedir="$(get_options basedir)"
local stop_timeout=${STOP_TIMEOUT:-120}
start-stop-daemon \
${DEBUG/*/"--verbose"} \
--stop \
--exec "${basedir}"/sbin/mysqld \
--pidfile "${pidfile}" \
--retry ${stop_timeout}
eend $?
}
# vim: filetype=gentoo-init-d sw=2 ts=2 sts=2 noet:
=======
--
Alan McKinnnon
alan.mckinnon@gmail.com
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