1 | #!/bin/sh |
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2 | ######################################################################## |
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3 | # Begin $network_devices/ifup |
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4 | # |
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5 | # Description : Interface Up |
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6 | # |
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7 | # Authors : Nathan Coulson - nathan@linuxfromscratch.org |
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8 | # Kevin P. Fleming - kpfleming@linuxfromscratch.org |
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9 | # |
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10 | # Version : 00.00 |
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11 | # |
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12 | # Notes : the IFCONFIG variable is passed to the scripts found |
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13 | # in the services directory, to indicate what file the |
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14 | # service should source to get environmental variables. |
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15 | # |
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16 | ######################################################################## |
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17 | |
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18 | . /etc/sysconfig/rc |
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19 | . ${rc_functions} |
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20 | |
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21 | # Collect a list of configuration files for our interface |
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22 | if [ -n "${2}" ]; then |
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23 | for file in ${@#$1} # All parameters except $1 |
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24 | do |
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25 | FILES="${FILES} ${network_devices}/ifconfig.${1}/${file}" |
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26 | done |
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27 | elif [ -d "${network_devices}/ifconfig.${1}" ]; then |
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28 | FILES=`echo ${network_devices}/ifconfig.${1}/*` |
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29 | else |
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30 | FILES="${network_devices}/ifconfig.${1}" |
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31 | fi |
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32 | |
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33 | boot_mesg "Bringing up the ${1} interface..." |
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34 | boot_mesg_flush |
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35 | |
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36 | # Process each configruation file |
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37 | for file in ${FILES}; do |
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38 | # skip backup files |
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39 | if [ "${file}" != "${file%""~""}" ]; then |
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40 | continue |
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41 | fi |
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42 | |
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43 | if [ ! -f "${file}" ]; then |
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44 | boot_mesg "${file} is not a network configuration file or directory." ${WARNING} |
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45 | echo_warning |
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46 | continue |
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47 | fi |
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48 | |
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49 | ( |
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50 | . ${file} |
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51 | |
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52 | # Will not process this service if started by boot, and ONBOOT |
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53 | # is not set to yes |
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54 | if [ "${IN_BOOT}" = "1" -a "${ONBOOT}" != "yes" ]; then |
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55 | continue |
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56 | fi |
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57 | # Will not process this service if started by hotplug, and |
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58 | # ONHOTPLUG is not set to yes |
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59 | if [ "${IN_HOTPLUG}" = "1" -a "${ONHOTPLUG}" != "yes" -a "${HOSTNAME}" != "(none)" ]; then |
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60 | continue |
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61 | fi |
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62 | |
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63 | if [ -n "${SERVICE}" -a -x "${network_devices}/services/${SERVICE}" ]; then |
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64 | if [ -z "${CHECK_LINK}" -o "${CHECK_LINK}" = "y" -o "${CHECK_LINK}" = "yes" -o "${CHECK_LINK}" = "1" ]; then |
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65 | TEST="`ip addr show ${1} | grep inet | cut -f1 -d'/' | cut -f2 -d't' | cut -f2 -d' '`" |
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66 | if [ "$TEST" != "" ]; then |
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67 | boot_mesg "Interface ${1} already configured." ${WARNING} |
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68 | echo_warning |
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69 | continue |
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70 | else |
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71 | if ip link show ${1} > /dev/null 2>&1; then |
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72 | link_status=`ip link show ${1} 2> /dev/null | grep ${1}` |
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73 | if [ -n "${link_status}" ]; then |
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74 | if ! echo "${link_status}" | grep -q UP; then |
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75 | ip link set ${1} up |
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76 | fi |
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77 | fi |
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78 | else |
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79 | boot_mesg "Interface ${1} doesn't exist." ${WARNING} |
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80 | echo_warning |
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81 | continue |
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82 | fi |
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83 | fi |
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84 | fi |
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85 | IFCONFIG=${file} ${network_devices}/services/${SERVICE} ${1} up |
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86 | else |
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87 | boot_mesg "Unable to process ${file}. Either" ${FAILURE} |
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88 | boot_mesg " the SERVICE variable was not set," |
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89 | boot_mesg " or the specified service cannot be executed." |
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90 | echo_failure |
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91 | continue |
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92 | fi |
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93 | ) |
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94 | done |
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95 | |
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96 | # End $network_devices/ifup |
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