dad341f2ff
Moving all bash functions into a separate file. This avoids that the main script gets executed when testing function, as now just this new function file get be sourced. Change-Id: Ia9219080790d92f671618ba4aef90e2b6bab78b3
74 lines
2.2 KiB
Bash
Executable File
74 lines
2.2 KiB
Bash
Executable File
#! /bin/bash
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# Copyright 2017 IBM Corp. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# This script configures all qeth network interfaces that are listed in the
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# kernels cmdline */proc/cmdline* with the given adapter port. All interfaces
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# are configured in layer2 mode.
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# The format of the cmdline parameters must be either
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# <devno>,<port>;
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# or
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# <devno>,<port>,<mac>;
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# Exit on error
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set -e
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source $(dirname "$0")/dpm_guest_image_tools_common
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LOG_PREFIX=$(basename "$0")
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# This script usually gets called by systemd. Systemd takes care of writing
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# stdout and stderr into the journal. Using "echo" here ensures, that
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# all the messages show up under the corresponding systemd unit and not as
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# separate entity.
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LOG_TARGET="stdout"
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# Regex to match
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# <devno>,<port>;
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# <devno>,<port>,<mac>;
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REGEX="($REGEX_DEV_NO),([0-1])(,$REGEX_MAC)?;"
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#CMDLINE="some stuff 0001,1,000000000011;0004,;0007,0; more stuff"
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CMDLINE=$(get_cmdline)
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log "Start"
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# Default return code
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rc=0
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# Bash does not support global matching, therefore
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# we remove the current match from the cmdline to
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# allow matching the next value
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while [[ $CMDLINE =~ $REGEX ]]; do
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dev_no="${BASH_REMATCH[1]}"
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port_no="${BASH_REMATCH[2]}"
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# remove current match from variable, to allow next match in next iteration
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CMDLINE=${CMDLINE#*"${dev_no}"}
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dev_bus_id=$(get_device_bus_id "$dev_no")
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log "Configuring dev_bus_id $dev_bus_id with port $port_no."
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# Check if device is already configured
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if device_exists "$dev_bus_id"; then
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log "Interface for $dev_bus_id already configured. Skipping."
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continue
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fi
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if ! configure_device "$dev_bus_id" "$port_no"; then
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rc=1
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fi
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done
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log "Finished with rc '$rc'"
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exit $rc |