ARGOMENTO:

$ boincmgr -e /usr/bin/boinc_client

$ boincmgr -h
Usage: boincmgr [-h] [--verbose] [-a] [-e <str>] [-d <str>] [-n <str>] [-g <str>] [-p <str>] [-b <str>] [-i] [-c] [-m]
  -h, --help                    show this help message
  --verbose                     generate verbose log messages
  -a, --autostart               BOINC Manager was started by the operating system automatically
  -e, --clientdir=<str>         Directory containing the BOINC Client executable
  -d, --datadir=<str>           BOINC data directory
  -n, --namehost=<str>          Host name or IP address
  -g, --gui_rpc_port=<str>      GUI RPC port number
  -p, --password=<str>          Password
  -b, --boincargs=<str>         Startup BOINC with these optional arguments
  -i, --insecure                disable BOINC security users and permissions
  -c, --checkskins              set skin debugging mode to enable skin manager error messages
  -m, --multiple                multiple instances of BOINC Manager allowed

cat /etc/init.d/boinc
#!/sbin/runscript

extra_started_commands="attach"

depend() {
        # we can use dns and net, but we can also in most cases live without them
        use dns net ntp-client ntpd
}

create_work_directory() {
        if [ ! -d "${RUNTIMEDIR}" ]; then
                einfo "Directory ${RUNTIMEDIR} not existing, creating now."
                mkdir "${RUNTIMEDIR}"
                if [ ! -d "${RUNTIMEDIR}" ]; then
                        eeror "Directory ${RUNTIMEDIR} could not be created!"
                        return 1
                fi
        fi
        if [ ! -e "${RUNTIMEDIR}"/ca-bundle.crt ] ; then
                ln -s /etc/ssl/certs/ca-certificates.crt "${RUNTIMEDIR}"/ca-bundle.crt
        fi
}

cuda_check() {
        if [ -f /opt/cuda/lib/libcudart.so ]; then
                # symlink wont harm :]
                ln -snf /opt/cuda/lib/libcudart.so "${RUNTIMEDIR}"/libcudart.so
        fi
}

check_baselayout() {
        if [ "${RC_VERSION:-0}" = "0" ]; then
                eerror "This script cannot be used for baselayout-1."
                return 1
        fi
}

start() {
        check_baselayout || return 1
        create_work_directory || return 1
        cuda_check

        # always ensure proper ownership
        chown -R "${USER}:${GROUP}" "${RUNTIMEDIR}"

        if [ ! -f "${RUNTIMEDIR}/lockfile" ]; then
                einfo "File \"${RUNTIMEDIR}/lockfile\" does not exist, assuming first run."
                einfo "You need to setup an account on the BOINC project homepage beforehand!"
                einfo "Go to http://boinc.berkeley.edu/ and locate your project."
                einfo "Then either run /etc/init.d/boinc attach or connect with a gui client"
                einfo "and attach to a project with that."
                echo
                ewarn "Note that for attaching to some project you need your network up and running."
                ewarn "network is needed only for jobs fetching afterwards"
        fi

        if [ "${ALLOW_REMOTE_RPC}" = "yes" ]; then
                ARGS="${ARGS} --allow_remote_gui_rpc"
        fi

        ebegin "Starting ${SVCNAME}"
        su -m ${USER} -c "nice -n ${NICELEVEL} \"${BOINCBIN}\" ${ARGS} --daemon --dir \"${RUNTIMEDIR}\" --redirectio"
        eend $?
}

attach() {
        local password url key

        einfo "If you cant find your account key just try to obtain it by using:"
        einfo "    boinccmd --passwd PASSWORD_FROM_GUI_RPC_AUTH --lookup_account URL EMAIL PASSWORD"

        printf "    Enter the Project URL: "
        read url
        printf "    Enter your Account Key: "
        read key

        if ! service_started; then
                "${RC_SERVICE}" start
        fi

        password=$(cat "${RUNTIMEDIR}/gui_rpc_auth.cfg")

        ebegin "${SVCNAME}: Attaching to project"
        su -m ${USER} -c "boinccmd --passwd \"${password}\" --project_attach ${url} ${key}"
        eend $?

        unset password url key

        sleep 10
        tail "${RUNTIMEDIR}/stdoutdae.txt"
}

stop() {
        local password

        password=$(cat "${RUNTIMEDIR}/gui_rpc_auth.cfg")

        ebegin "Stopping ${SVCNAME}"
        su -m ${USER} -c "boinccmd --passwd \"${password}\" --quit"
        eend $?

        unset password
}

cat /etc/conf.d/boinc
# Config file for /etc/init.d/boinc

# Owner of BOINC process (must be existing)
USER="boinc"
GROUP="boinc"

# Directory with runtime data: Work units, project binaries, user info etc.
RUNTIMEDIR="/var/lib/boinc"

# Location of the boinc command line binary
BOINCBIN="/usr/bin/boinc_client"

# Allow remote gui RPC yes or no
ALLOW_REMOTE_RPC="no"

# nice level
NICELEVEL="19"

$ groups

$ groups boinc

# ifconfig

$ hostname

eth0      Link encap:Ethernet  HWaddr bc:ee:7b:dc:4b:6c
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
          Interrupt:16 Memory:b6f00000-b6f20000

eth1      Link encap:Ethernet  HWaddr bc:ee:7b:dc:4b:6d
          inet addr:192.168.137.252  Bcast:192.168.137.255  Mask:255.255.255.0
          inet6 addr: fe80::beee:7bff:fedc:4b6d/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:209753 errors:0 dropped:0 overruns:0 frame:0
          TX packets:310501 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:62115940 (62.1 MB)  TX bytes:367052232 (367.0 MB)
          Interrupt:17 Memory:b6e00000-b6e20000

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:17685 errors:0 dropped:0 overruns:0 frame:0
          TX packets:17685 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:5251480 (5.2 MB)  TX bytes:5251480 (5.2 MB)