[a130a69] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY wpa_supplicant-download-http
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[8dfc5c3] | 8 | "https://w1.fi/releases/wpa_supplicant-&wpa_supplicant-version;.tar.gz">
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[4c869cdd] | 9 | <!ENTITY wpa_supplicant-download-ftp " ">
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[30bce567] | 10 | <!ENTITY wpa_supplicant-md5sum "2d2958c782576dc9901092fbfecb4190">
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| 11 | <!ENTITY wpa_supplicant-size "3.1 MB">
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| 12 | <!ENTITY wpa_supplicant-buildsize "35 MB">
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[09cbfce] | 13 | <!ENTITY wpa_supplicant-time "0.5 SBU (with optional gui)">
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[a130a69] | 14 | ]>
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| 15 |
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| 16 | <sect1 id="wpa_supplicant" xreflabel="wpa_supplicant-&wpa_supplicant-version;">
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| 17 | <?dbhtml filename="wpa_supplicant.html"?>
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| 18 |
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| 19 | <sect1info>
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[34a2d053] | 20 | <date>$Date$</date>
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[a130a69] | 21 | </sect1info>
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| 22 |
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| 23 | <title>wpa_supplicant-&wpa_supplicant-version;</title>
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| 24 |
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| 25 | <indexterm zone="wpa_supplicant">
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| 26 | <primary sortas="a-wpa_supplicant">wpa_supplicant</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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[4c869cdd] | 30 | <title>Introduction to WPA Supplicant</title>
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| 31 |
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| 32 | <para>
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| 33 | <application>WPA Supplicant</application> is a Wi-Fi Protected Access
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| 34 | (WPA) client and IEEE 802.1X supplicant. It implements WPA key negotiation
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| 35 | with a WPA Authenticator and Extensible Authentication Protocol (EAP)
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| 36 | authentication with an Authentication Server. In addition, it controls the
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| 37 | roaming and IEEE 802.11 authentication/association of the wireless LAN
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| 38 | driver. This is useful for connecting to a password protected wireless
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| 39 | access point.
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| 40 | </para>
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[a130a69] | 41 |
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[81f86f9e] | 42 | &lfs101_checked;
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[5603a81] | 43 |
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[a130a69] | 44 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 45 | <itemizedlist spacing="compact">
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| 46 | <listitem>
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[4c869cdd] | 47 | <para>
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| 48 | Download (HTTP): <ulink url="&wpa_supplicant-download-http;"/>
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| 49 | </para>
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[a130a69] | 50 | </listitem>
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| 51 | <listitem>
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[4c869cdd] | 52 | <para>
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| 53 | Download (FTP): <ulink url="&wpa_supplicant-download-ftp;"/>
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| 54 | </para>
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[a130a69] | 55 | </listitem>
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| 56 | <listitem>
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[4c869cdd] | 57 | <para>
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| 58 | Download MD5 sum: &wpa_supplicant-md5sum;
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| 59 | </para>
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[a130a69] | 60 | </listitem>
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| 61 | <listitem>
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[4c869cdd] | 62 | <para>
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| 63 | Download size: &wpa_supplicant-size;
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| 64 | </para>
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[a130a69] | 65 | </listitem>
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| 66 | <listitem>
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[4c869cdd] | 67 | <para>
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| 68 | Estimated disk space required: &wpa_supplicant-buildsize;
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| 69 | </para>
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[a130a69] | 70 | </listitem>
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| 71 | <listitem>
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[4c869cdd] | 72 | <para>
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| 73 | Estimated build time: &wpa_supplicant-time;
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| 74 | </para>
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[a130a69] | 75 | </listitem>
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| 76 | </itemizedlist>
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[abf53e1] | 77 | <!--
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[f96deed] | 78 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 79 | <itemizedlist spacing="compact">
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| 80 | <listitem>
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| 81 | <para>
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| 82 | Required patch:
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[5ec7f55] | 83 | <ulink url="&patch-root;/wpa_supplicant-&wpa_supplicant-version;-upstream_fixes-2.patch"/>
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[f96deed] | 84 | </para>
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| 85 | </listitem>
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| 86 | </itemizedlist>
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[abf53e1] | 87 | -->
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[4c869cdd] | 88 | <bridgehead renderas="sect3">WPA Supplicant Dependencies</bridgehead>
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| 89 |
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| 90 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 91 | <para role="recommended">
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[4584c7b] | 92 | <xref linkend="desktop-file-utils"/> (for running
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| 93 | <command>update-desktop-database</command>) and
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| 94 | <xref linkend="libnl"/>
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[4c869cdd] | 95 | </para>
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[a130a69] | 96 |
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| 97 | <bridgehead renderas="sect4">Optional</bridgehead>
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[26c1bdd] | 98 | <para role="optional">
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[54666831] | 99 | <xref linkend="dbus"/>,
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| 100 | <xref linkend="libxml2"/>, and
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[eb3dbe3] | 101 | <xref linkend="qt5"/>
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[26c1bdd] | 102 | </para>
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[a130a69] | 103 |
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| 104 | <para condition="html" role="usernotes">User Notes:
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[4c869cdd] | 105 | <ulink url="&blfs-wiki;/wpa_supplicant"/>
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| 106 | </para>
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[8fa167c] | 107 |
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[a130a69] | 108 | </sect2>
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| 109 |
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| 110 | <sect2 role="kernel" id="wpa_supplicant-kernel">
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| 111 | <title>Kernel Configuration</title>
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| 112 |
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[4c869cdd] | 113 | <para>
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[8fa167c] | 114 | Enable the following options in the kernel configuration as well as
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| 115 | specific device drivers for your hardware and recompile the kernel if
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| 116 | necessary:
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[4c869cdd] | 117 | </para>
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[a130a69] | 118 |
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[196d393] | 119 | <screen><literal>[*] Networking support ---> [CONFIG_NET]
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| 120 | [*] Wireless ---> [CONFIG_WIRELESS]
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| 121 | <*/M> cfg80211 - wireless configuration API [CONFIG_CFG80211]
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| 122 | [*] cfg80211 wireless extensions compatibility [CONFIG_CFG80211_WEXT]
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| 123 | <*/M> Generic IEEE 802.11 Networking Stack (mac80211) [CONFIG_MAC80211]
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| 124 | Device Drivers --->
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| 125 | [*] Network device support ---> [CONFIG_NETDEVICES]
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| 126 | [*] Wireless LAN ---> [CONFIG_WLAN]</literal></screen>
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[a130a69] | 127 |
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[4c869cdd] | 128 | <para>
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[196d393] | 129 | Open the submenu and select the options that support your hardware:
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[0d7900a] | 130 | <command>lspci</command> from <xref linkend="pciutils"/> can be used to
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[4c869cdd] | 131 | view your hardware configuration.
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| 132 | </para>
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[a130a69] | 133 |
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| 134 | <indexterm zone="wpa_supplicant wpa_supplicant-kernel">
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| 135 | <primary sortas="d-wpa_supplicant">wpa_supplicant</primary>
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| 136 | </indexterm>
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| 137 | </sect2>
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| 138 |
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| 139 | <sect2 role="installation">
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[4c869cdd] | 140 | <title>Installation of WPA Supplicant</title>
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| 141 |
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| 142 | <para>
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| 143 | First you will need to create an initial configuration file for the
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| 144 | build process. You can read <filename>wpa_supplicant/README</filename>
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| 145 | and <filename>wpa_supplicant/defconfig</filename> for the explanation
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| 146 | of the following options as well as other options that can be used.
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| 147 | Create a build configuration file that should work for standard WiFi
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| 148 | setups by running the following command:
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| 149 | </para>
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[a130a69] | 150 |
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[4c869cdd] | 151 | <screen><userinput>cat > wpa_supplicant/.config << "EOF"
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[8fa167c] | 152 | <literal>CONFIG_BACKEND=file
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[4c869cdd] | 153 | CONFIG_CTRL_IFACE=y
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[8cce479c] | 154 | CONFIG_DEBUG_FILE=y
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| 155 | CONFIG_DEBUG_SYSLOG=y
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| 156 | CONFIG_DEBUG_SYSLOG_FACILITY=LOG_DAEMON
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[4c869cdd] | 157 | CONFIG_DRIVER_NL80211=y
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[a130a69] | 158 | CONFIG_DRIVER_WEXT=y
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[4c869cdd] | 159 | CONFIG_DRIVER_WIRED=y
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[a130a69] | 160 | CONFIG_EAP_GTC=y
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| 161 | CONFIG_EAP_LEAP=y
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| 162 | CONFIG_EAP_MD5=y
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| 163 | CONFIG_EAP_MSCHAPV2=y
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| 164 | CONFIG_EAP_OTP=y
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| 165 | CONFIG_EAP_PEAP=y
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| 166 | CONFIG_EAP_TLS=y
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| 167 | CONFIG_EAP_TTLS=y
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[4c869cdd] | 168 | CONFIG_IEEE8021X_EAPOL=y
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| 169 | CONFIG_IPV6=y
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| 170 | CONFIG_LIBNL32=y
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[a130a69] | 171 | CONFIG_PEERKEY=y
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| 172 | CONFIG_PKCS12=y
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| 173 | CONFIG_READLINE=y
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[4c869cdd] | 174 | CONFIG_SMARTCARD=y
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| 175 | CONFIG_WPS=y
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[8fa167c] | 176 | CFLAGS += -I/usr/include/libnl3</literal>
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[4c869cdd] | 177 | EOF</userinput></screen>
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| 178 |
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| 179 | <para>
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| 180 | If you wish to use <application>WPA Supplicant</application> with
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| 181 | <xref linkend="NetworkManager"/>, make sure that you have installed
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[54666831] | 182 | <xref linkend="dbus"/> and <xref linkend="libxml2"/>, then add the
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[4c869cdd] | 183 | following options to the <application>WPA Supplicant</application>
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| 184 | build configuration file by running the following command:
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| 185 | </para>
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[26c1bdd] | 186 |
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[4c869cdd] | 187 | <screen><userinput>cat >> wpa_supplicant/.config << "EOF"
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[8fa167c] | 188 | <literal>CONFIG_CTRL_IFACE_DBUS=y
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[4c869cdd] | 189 | CONFIG_CTRL_IFACE_DBUS_NEW=y
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[8fa167c] | 190 | CONFIG_CTRL_IFACE_DBUS_INTRO=y</literal>
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[4c869cdd] | 191 | EOF</userinput></screen>
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[a130a69] | 192 |
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[4c869cdd] | 193 | <para>
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| 194 | Install <application>WPA Supplicant</application> by running the
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| 195 | following commands:
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| 196 | </para>
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[a130a69] | 197 |
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[abf53e1] | 198 | <screen><userinput>cd wpa_supplicant &&
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[ef044424] | 199 | make BINDIR=/usr/sbin LIBDIR=/usr/lib</userinput></screen>
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[a130a69] | 200 |
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[8cce479c] | 201 | <para>
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[eb3dbe3] | 202 | If you have installed <xref linkend="qt5"/> and wish to build
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[2946338a] | 203 | the <application>WPA Supplicant</application> GUI program, run
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[8cce479c] | 204 | the following commands:
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| 205 | </para>
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| 206 |
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[b51fe6e] | 207 | <note>
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| 208 | <para>
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| 209 | The following directory name is labelled qt4, but
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| 210 | is compatible with <xref linkend="qt5"/>.
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| 211 | </para>
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| 212 | </note>
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[eb3dbe3] | 213 |
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[8cce479c] | 214 | <screen><userinput>pushd wpa_gui-qt4 &&
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| 215 | qmake wpa_gui.pro &&
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| 216 | make &&
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| 217 | popd</userinput></screen>
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| 218 |
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[4c869cdd] | 219 | <para>
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| 220 | This package does not come with a test suite.
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| 221 | </para>
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[a130a69] | 222 |
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[4c869cdd] | 223 | <para>
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[2946338a] | 224 | Now, as the <systemitem class="username">root</systemitem> user:
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[4c869cdd] | 225 | </para>
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[a130a69] | 226 |
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[d8d42fa] | 227 | <screen role="root"><userinput>install -v -m755 wpa_{cli,passphrase,supplicant} /usr/sbin/ &&
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[97a30d62] | 228 | install -v -m644 doc/docbook/wpa_supplicant.conf.5 /usr/share/man/man5/ &&
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| 229 | install -v -m644 doc/docbook/wpa_{cli,passphrase,supplicant}.8 /usr/share/man/man8/</userinput></screen>
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[a130a69] | 230 |
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[7b478500] | 231 | <para revision="systemd">
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| 232 | Install the <application>systemd</application> support files by
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| 233 | running the following command as the <systemitem
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| 234 | class="username">root</systemitem> user:
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| 235 | </para>
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| 236 |
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| 237 | <screen role="root" revision="systemd"><userinput>install -v -m644 systemd/*.service /lib/systemd/system/</userinput></screen>
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| 238 |
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[4c869cdd] | 239 | <para>
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| 240 | If you have built <application>WPA Supplicant</application> with
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| 241 | <application>D-Bus</application> support, you will need to install
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| 242 | <application>D-Bus</application> configuration files. Install them
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| 243 | by running the following commands as the
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| 244 | <systemitem class="username">root</systemitem> user:
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| 245 | </para>
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[a130a69] | 246 |
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[66b1ff0] | 247 | <screen role="root"><userinput>install -v -m644 dbus/fi.w1.wpa_supplicant1.service \
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[97a30d62] | 248 | /usr/share/dbus-1/system-services/ &&
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[83394f2] | 249 | install -v -d -m755 /etc/dbus-1/system.d &&
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[2946338a] | 250 | install -v -m644 dbus/dbus-wpa_supplicant.conf \
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| 251 | /etc/dbus-1/system.d/wpa_supplicant.conf</userinput></screen>
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[a130a69] | 252 |
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[7b478500] | 253 | <para revision="systemd">
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| 254 | Additionally, enable the <filename>wpa_supplicant.service</filename>
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| 255 | so that <application>systemd</application> can properly activate the
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| 256 | <application>D-Bus</application> service. Note that the
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| 257 | per-connection service and the D-Bus service cannot be enabled
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| 258 | at the same time. Run the following command as the
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| 259 | <systemitem class="username">root</systemitem> user:
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| 260 | </para>
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| 261 |
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| 262 | <screen role="root" revision="systemd"><userinput>systemctl enable wpa_supplicant</userinput></screen>
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| 263 |
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[8cce479c] | 264 | <para>
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[2946338a] | 265 | If you have built the <application>WPA Supplicant</application> GUI
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[8cce479c] | 266 | program, install it by running the following commands as the
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| 267 | <systemitem class="username">root</systemitem> user:
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| 268 | </para>
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| 269 |
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[97a30d62] | 270 | <screen role="root"><userinput>install -v -m755 wpa_gui-qt4/wpa_gui /usr/bin/ &&
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| 271 | install -v -m644 doc/docbook/wpa_gui.8 /usr/share/man/man8/ &&
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| 272 | install -v -m644 wpa_gui-qt4/wpa_gui.desktop /usr/share/applications/ &&
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[2946338a] | 273 | install -v -m644 wpa_gui-qt4/icons/wpa_gui.svg /usr/share/pixmaps/</userinput></screen>
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[8cce479c] | 274 |
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[4c869cdd] | 275 | <note>
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| 276 | <para>
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[2946338a] | 277 | You will need to restart the system <application>D-Bus</application> daemon
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| 278 | before you can use the <application>WPA Supplicant</application>
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[325113f8] | 279 | <application>D-Bus</application> interface.
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[4c869cdd] | 280 | </para>
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| 281 | </note>
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[a130a69] | 282 |
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[2946338a] | 283 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 284 | href="../../xincludes/update-desktop-database.xml"/>
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[97a30d62] | 285 |
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[a130a69] | 286 | </sect2>
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| 287 |
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| 288 | <sect2 role="configuration">
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| 289 | <title>Configuring wpa_supplicant</title>
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| 290 |
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| 291 | <sect3 id="wpa_supplicant-config">
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| 292 | <title>Config File</title>
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[97a30d62] | 293 |
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[7b478500] | 294 | <para revision="sysv">
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[97a30d62] | 295 | <filename>/etc/sysconfig/wpa_supplicant-*.conf</filename>
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| 296 | </para>
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[a130a69] | 297 |
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[7b478500] | 298 | <para revision="systemd">
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| 299 | <filename>/etc/wpa_supplicant/wpa_supplicant-*.conf</filename>
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| 300 | </para>
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| 301 |
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| 302 | <indexterm zone="wpa_supplicant wpa_supplicant-config" revision="sysv">
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[a130a69] | 303 | <primary
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[97a30d62] | 304 | sortas="e-etc-sysconfig-wpa_supplicant-star.conf">/etc/sysconfig/wpa_supplicant-*.conf</primary>
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[a130a69] | 305 | </indexterm>
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[97a30d62] | 306 |
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[7b478500] | 307 | <indexterm zone="wpa_supplicant wpa_supplicant-config" revision="systemd">
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| 308 | <primary
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| 309 | sortas="e-etc-wpa_supplicant-wpa_supplicant-star.conf">/etc/wpa_supplicant/wpa_supplicant-*.conf</primary>
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| 310 | </indexterm>
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| 311 |
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[a130a69] | 312 | </sect3>
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| 313 |
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| 314 | <sect3>
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| 315 | <title>Configuration Information</title>
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| 316 |
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[4c869cdd] | 317 | <para>
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[2946338a] | 318 | To connect to an access point that uses a password, you need to put
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[7b478500] | 319 | the pre-shared key in
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[b51fe6e] | 320 | <phrase revision="sysv">
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| 321 | <filename>
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[7c56ece] | 322 | /etc/sysconfig/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</filename>.
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[b51fe6e] | 323 | </phrase>
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| 324 | <phrase revision="systemd">
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| 325 | <filename>
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[7c56ece] | 326 | /etc/wpa_supplicant/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</filename>.
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[b51fe6e] | 327 | </phrase>
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[97a30d62] | 328 | SSID is the string that the access point/router transmits to
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| 329 | identify itself. Run the following command as the
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[4c869cdd] | 330 | <systemitem class="username">root</systemitem> user:
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| 331 | </para>
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[a130a69] | 332 |
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[b51fe6e] | 333 | <screen role="nodump" revision="sysv"><userinput>wpa_passphrase <replaceable>SSID</replaceable> <replaceable>SECRET_PASSWORD</replaceable> > /etc/sysconfig/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</userinput></screen>
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[7b478500] | 334 |
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[b51fe6e] | 335 | <screen role="nodump" revision="systemd"><userinput>install -v -dm755 /etc/wpa_supplicant &&
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[7b478500] | 336 | wpa_passphrase <replaceable>SSID</replaceable> <replaceable>SECRET_PASSWORD</replaceable> > /etc/wpa_supplicant/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</userinput></screen>
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[a130a69] | 337 |
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[4c869cdd] | 338 | <para>
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[b51fe6e] | 339 | <phrase revision="sysv">
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| 340 | <filename>
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| 341 | /etc/sysconfig/wpa_supplicant-<replaceable>wifi0</replaceable>.conf
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| 342 | </filename>
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| 343 | </phrase>
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| 344 | <phrase revision="systemd">
|
---|
| 345 | <filename>
|
---|
| 346 | /etc/wpa_supplicant/wpa_supplicant-<replaceable>wifi0</replaceable>.conf
|
---|
| 347 | </filename>
|
---|
| 348 | </phrase>
|
---|
[7b478500] | 349 | can hold the details of several access points. When
|
---|
[97a30d62] | 350 | <command>wpa_supplicant</command> is started, it will scan for the
|
---|
| 351 | SSIDs it can see and choose the appropriate password to connect.
|
---|
[822cc4a6] | 352 | </para>
|
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[a130a69] | 353 |
|
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[4c869cdd] | 354 | <para>
|
---|
| 355 | If you want to connect to an access point that isn't password
|
---|
[7b478500] | 356 | protected, put an entry like this in
|
---|
[b51fe6e] | 357 | <phrase revision="sysv">
|
---|
| 358 | <filename>
|
---|
[7c56ece] | 359 | /etc/sysconfig/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</filename>.
|
---|
[b51fe6e] | 360 | </phrase>
|
---|
| 361 | <phrase revision="systemd">
|
---|
| 362 | <filename>
|
---|
[7c56ece] | 363 | /etc/wpa_supplicant/wpa_supplicant-<replaceable>wifi0</replaceable>.conf</filename>.
|
---|
| 364 | </phrase>
|
---|
[97a30d62] | 365 | Replace "Some-SSID" with the SSID of the access point/router.
|
---|
[4c869cdd] | 366 | </para>
|
---|
[a130a69] | 367 |
|
---|
| 368 | <screen>network={
|
---|
| 369 | ssid="<replaceable>Some-SSID</replaceable>"
|
---|
| 370 | key_mgmt=NONE
|
---|
| 371 | }</screen>
|
---|
| 372 |
|
---|
[b51fe6e] | 373 | <para>
|
---|
| 374 | Connecting to a new access point that is not in the configuration
|
---|
| 375 | file can be accomplished manually via the command line or GUI, but it
|
---|
| 376 | must be done via a privileged user. To do that, add the following to
|
---|
| 377 | the configuration file:
|
---|
| 378 | </para>
|
---|
[822cc4a6] | 379 |
|
---|
[f77c63d0] | 380 | <screen>ctrl_interface=DIR=/run/wpa_supplicant GROUP=<privileged group>
|
---|
[822cc4a6] | 381 | update_config=1</screen>
|
---|
| 382 |
|
---|
| 383 | <para>
|
---|
[f77c63d0] | 384 | Replace the <privileged group> above with a system group where
|
---|
[822cc4a6] | 385 | members have the ability to connect to a wireless access point.
|
---|
| 386 | </para>
|
---|
| 387 |
|
---|
[4c869cdd] | 388 | <para>
|
---|
| 389 | There are many options that you could use to tweak how you connect
|
---|
| 390 | to each access point. They are described in some detail in the
|
---|
| 391 | <filename>wpa_supplicant/wpa_supplicant.conf</filename> file in the
|
---|
| 392 | source tree.
|
---|
| 393 | </para>
|
---|
[a130a69] | 394 |
|
---|
[97a30d62] | 395 | </sect3>
|
---|
| 396 |
|
---|
| 397 | <sect3>
|
---|
| 398 | <title>Connecting to an Access Point</title>
|
---|
| 399 |
|
---|
[7b478500] | 400 | <para id="wpa-service" revision="sysv">
|
---|
[97a30d62] | 401 | If you want to configure network interfaces at boot using
|
---|
| 402 | <command>wpa_supplicant</command>, you need to install the
|
---|
| 403 | <filename>/lib/services/wpa</filename> script
|
---|
[7b478500] | 404 | included in <xref linkend="bootscripts"/> package:
|
---|
[97a30d62] | 405 | </para>
|
---|
| 406 |
|
---|
[7b478500] | 407 | <screen role="root" revision="sysv"><userinput>make install-service-wpa</userinput></screen>
|
---|
[97a30d62] | 408 |
|
---|
[7b478500] | 409 | <indexterm zone="wpa_supplicant wpa-service" revision="sysv">
|
---|
[97a30d62] | 410 | <primary sortas="f-wpa">wpa</primary>
|
---|
| 411 | </indexterm>
|
---|
| 412 |
|
---|
[7b478500] | 413 | <para revision="sysv">
|
---|
[97a30d62] | 414 | If your router/access point uses DHCP to allocate IP addresses, you
|
---|
| 415 | can install <xref linkend="dhcp"/> client and use it to
|
---|
| 416 | automatically obtain network addresses. Create the
|
---|
[2e41a4f] | 417 | <filename>/etc/sysconfig/ifconfig-<replaceable>wifi0</replaceable>
|
---|
[97a30d62] | 418 | </filename> by running the following command as the
|
---|
[4c869cdd] | 419 | <systemitem class="username">root</systemitem> user:
|
---|
| 420 | </para>
|
---|
[a130a69] | 421 |
|
---|
[7b478500] | 422 | <screen role="root" revision="sysv"><userinput>cat > /etc/sysconfig/ifconfig.<replaceable>wifi0</replaceable> << "EOF"
|
---|
[97a30d62] | 423 | <literal>ONBOOT="yes"
|
---|
| 424 | IFACE="<replaceable>wlan0</replaceable>"
|
---|
| 425 | SERVICE="wpa"
|
---|
[a130a69] | 426 |
|
---|
[97a30d62] | 427 | # Additional arguments to wpa_supplicant
|
---|
| 428 | WPA_ARGS=""
|
---|
| 429 |
|
---|
| 430 | WPA_SERVICE="dhclient"
|
---|
| 431 | DHCP_START=""
|
---|
| 432 | DHCP_STOP=""
|
---|
| 433 |
|
---|
| 434 | # Set PRINTIP="yes" to have the script print
|
---|
| 435 | # the DHCP assigned IP address
|
---|
| 436 | PRINTIP="no"
|
---|
| 437 |
|
---|
| 438 | # Set PRINTALL="yes" to print the DHCP assigned values for
|
---|
| 439 | # IP, SM, DG, and 1st NS. This requires PRINTIP="yes".
|
---|
| 440 | PRINTALL="no"</literal>
|
---|
| 441 | EOF</userinput></screen>
|
---|
| 442 |
|
---|
[7b478500] | 443 | <para revision="sysv">
|
---|
[97a30d62] | 444 | If you prefer <xref linkend="dhcpcd"/> instead of
|
---|
[0d7900a] | 445 | <xref linkend="dhcp"/> client, then create the
|
---|
[2e41a4f] | 446 | <filename>/etc/sysconfig/ifconfig-<replaceable>wifi0</replaceable>
|
---|
[97a30d62] | 447 | </filename> by running the following command as the
|
---|
| 448 | <systemitem class="username">root</systemitem> user:
|
---|
| 449 | </para>
|
---|
| 450 |
|
---|
[7b478500] | 451 | <screen role="root" revision="sysv"><userinput>cat > /etc/sysconfig/ifconfig.<replaceable>wifi0</replaceable> << "EOF"
|
---|
[97a30d62] | 452 | <literal>ONBOOT="yes"
|
---|
| 453 | IFACE="<replaceable>wlan0</replaceable>"
|
---|
| 454 | SERVICE="wpa"
|
---|
| 455 |
|
---|
| 456 | # Additional arguments to wpa_supplicant
|
---|
| 457 | WPA_ARGS=""
|
---|
| 458 |
|
---|
| 459 | WPA_SERVICE="dhcpcd"
|
---|
| 460 | DHCP_START="-b -q <replaceable><insert appropriate start options here></replaceable>"
|
---|
| 461 | DHCP_STOP="-k <replaceable><insert additional stop options here></replaceable>"</literal>
|
---|
| 462 | EOF</userinput></screen>
|
---|
[a130a69] | 463 |
|
---|
[7b478500] | 464 | <para revision="sysv">
|
---|
[97a30d62] | 465 | Alternatively, if you use static addresses on your local network,
|
---|
| 466 | then create the
|
---|
[2e41a4f] | 467 | <filename>/etc/sysconfig/ifconfig-<replaceable>wifi0</replaceable>
|
---|
[97a30d62] | 468 | </filename> by running the following command as the
|
---|
[4c869cdd] | 469 | <systemitem class="username">root</systemitem> user:
|
---|
| 470 | </para>
|
---|
[a130a69] | 471 |
|
---|
[7b478500] | 472 | <screen role="root" revision="sysv"><userinput>cat > /etc/sysconfig/ifconfig.<replaceable>wifi0</replaceable> << "EOF"
|
---|
[97a30d62] | 473 | <literal>ONBOOT="yes"
|
---|
| 474 | IFACE="<replaceable>wlan0</replaceable>"
|
---|
| 475 | SERVICE="wpa"
|
---|
| 476 |
|
---|
| 477 | # Additional arguments to wpa_supplicant
|
---|
| 478 | WPA_ARGS=""
|
---|
| 479 |
|
---|
| 480 | WPA_SERVICE="ipv4-static"
|
---|
| 481 | IP="192.168.1.1"
|
---|
| 482 | GATEWAY="192.168.1.2"
|
---|
| 483 | PREFIX="24"
|
---|
| 484 | BROADCAST="192.168.1.255"</literal>
|
---|
| 485 | EOF</userinput></screen>
|
---|
[a130a69] | 486 |
|
---|
[7b478500] | 487 | <para revision="systemd">
|
---|
| 488 | There are 3 types of <application>systemd</application> units
|
---|
| 489 | that were installed:
|
---|
| 490 | </para>
|
---|
| 491 |
|
---|
| 492 | <itemizedlist spacing="compact" revision="systemd">
|
---|
| 493 | <listitem>
|
---|
| 494 | <para>
|
---|
| 495 | wpa_supplicant@.service
|
---|
| 496 | </para>
|
---|
| 497 | </listitem>
|
---|
| 498 | <listitem>
|
---|
| 499 | <para>
|
---|
| 500 | wpa_supplicant-nl80211@.service
|
---|
| 501 | </para>
|
---|
| 502 | </listitem>
|
---|
| 503 | <listitem>
|
---|
| 504 | <para>
|
---|
| 505 | wpa_supplicant-wired@.service
|
---|
| 506 | </para>
|
---|
| 507 | </listitem>
|
---|
| 508 | </itemizedlist>
|
---|
| 509 |
|
---|
| 510 | <para revision="systemd">
|
---|
| 511 | The only difference between 3 of them is what driver
|
---|
| 512 | is used for connecting (-D option). The first one uses
|
---|
| 513 | the default driver, the second one uses the nl80211
|
---|
| 514 | driver and the third one uses the wired driver.
|
---|
| 515 | </para>
|
---|
| 516 |
|
---|
[4c869cdd] | 517 | <para>
|
---|
[97a30d62] | 518 | You can connect to the wireless access point by
|
---|
| 519 | running the following command as the
|
---|
[4c869cdd] | 520 | <systemitem class="username">root</systemitem> user:
|
---|
| 521 | </para>
|
---|
[a130a69] | 522 |
|
---|
[7b478500] | 523 | <screen role="root" revision="sysv"><userinput>ifup <replaceable>wifi0</replaceable></userinput></screen>
|
---|
[97a30d62] | 524 |
|
---|
[7b478500] | 525 | <para revision="sysv">
|
---|
[97a30d62] | 526 | Replace <replaceable>wlan0</replaceable> with the correct
|
---|
[2e41a4f] | 527 | wireless interface and <replaceable>wifi0</replaceable>
|
---|
| 528 | with desired name for the configuration file. Please note
|
---|
| 529 | that <filename>wpa_supplicant-*.conf</filename> and
|
---|
| 530 | <filename>ifconfig.*</filename> configuration files need
|
---|
| 531 | to have identical names, ie both contain
|
---|
| 532 | <replaceable>wifi0</replaceable> in their name.
|
---|
[97a30d62] | 533 | </para>
|
---|
[a130a69] | 534 |
|
---|
[7b478500] | 535 | <screen role="root" revision="systemd"><userinput>systemctl start wpa_supplicant@<replaceable>wlan0</replaceable></userinput></screen>
|
---|
| 536 |
|
---|
| 537 | <para revision="systemd">
|
---|
| 538 | To connect to the wireless access point at
|
---|
| 539 | boot, simply enable the appropriate
|
---|
| 540 | <command>wpa_supplicant</command> service
|
---|
| 541 | by running the following command as the
|
---|
| 542 | <systemitem class="username">root</systemitem> user:
|
---|
| 543 | </para>
|
---|
| 544 |
|
---|
| 545 | <screen role="root" revision="systemd"><userinput>systemctl enable wpa_supplicant@<replaceable>wlan0</replaceable></userinput></screen>
|
---|
| 546 |
|
---|
| 547 | <para revision="systemd">
|
---|
| 548 | Depending on your setup, you can replace the
|
---|
| 549 | <filename>wpa_supplicant@.service</filename>
|
---|
| 550 | with any other listed above.
|
---|
| 551 | </para>
|
---|
| 552 |
|
---|
| 553 | <para revision="systemd">
|
---|
| 554 | To assign a network address to your wireless interface, consult the
|
---|
[f0dc9578] | 555 | <ulink url="&lfs-root;/chapter09/network.html">General Network Configuration</ulink>
|
---|
[7b478500] | 556 | page in LFS.
|
---|
| 557 | </para>
|
---|
| 558 |
|
---|
[a130a69] | 559 | </sect3>
|
---|
[97a30d62] | 560 |
|
---|
[a130a69] | 561 | </sect2>
|
---|
| 562 |
|
---|
| 563 | <sect2 role="content">
|
---|
| 564 | <title>Contents</title>
|
---|
| 565 |
|
---|
| 566 | <segmentedlist>
|
---|
| 567 | <segtitle>Installed Programs</segtitle>
|
---|
[c3c56b2] | 568 | <segtitle>Installed Libraries</segtitle>
|
---|
| 569 | <segtitle>Installed Directories</segtitle>
|
---|
[0d7900a] | 570 |
|
---|
[a130a69] | 571 | <seglistitem>
|
---|
[8cce479c] | 572 | <seg>
|
---|
| 573 | wpa_gui, wpa_supplicant, wpa_passphrase and wpa_cli
|
---|
| 574 | </seg>
|
---|
[c3c56b2] | 575 | <seg>
|
---|
| 576 | None
|
---|
| 577 | </seg>
|
---|
| 578 | <seg>
|
---|
| 579 | None
|
---|
| 580 | </seg>
|
---|
[a130a69] | 581 | </seglistitem>
|
---|
| 582 | </segmentedlist>
|
---|
| 583 |
|
---|
| 584 | <variablelist>
|
---|
| 585 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
---|
| 586 | <?dbfo list-presentation="list"?>
|
---|
| 587 | <?dbhtml list-presentation="table"?>
|
---|
| 588 |
|
---|
[8cce479c] | 589 | <varlistentry id="wpa_gui">
|
---|
| 590 | <term><command>wpa_gui</command></term>
|
---|
| 591 | <listitem>
|
---|
| 592 | <para>
|
---|
| 593 | is a graphical frontend program for interacting with
|
---|
[4c24eb0a] | 594 | <application>wpa_supplicant</application>
|
---|
[8cce479c] | 595 | </para>
|
---|
| 596 | <indexterm zone="wpa_supplicant wpa_gui">
|
---|
| 597 | <primary sortas="b-wpa_gui">wpa_gui</primary>
|
---|
| 598 | </indexterm>
|
---|
| 599 | </listitem>
|
---|
| 600 | </varlistentry>
|
---|
| 601 |
|
---|
[a130a69] | 602 | <varlistentry id="wpa_supplicant-prog">
|
---|
| 603 | <term><command>wpa_supplicant</command></term>
|
---|
| 604 | <listitem>
|
---|
[4c869cdd] | 605 | <para>
|
---|
| 606 | is a daemon that can connect to a password protected wireless
|
---|
[4c24eb0a] | 607 | access point
|
---|
[4c869cdd] | 608 | </para>
|
---|
[a130a69] | 609 | <indexterm zone="wpa_supplicant wpa_supplicant-prog">
|
---|
| 610 | <primary sortas="b-wpa_supplicant">wpa_supplicant</primary>
|
---|
| 611 | </indexterm>
|
---|
| 612 | </listitem>
|
---|
| 613 | </varlistentry>
|
---|
| 614 |
|
---|
| 615 | <varlistentry id="wpa_passphrase">
|
---|
| 616 | <term><command>wpa_passphrase</command></term>
|
---|
| 617 | <listitem>
|
---|
[4c869cdd] | 618 | <para>
|
---|
| 619 | takes an SSID and a password and generates a simple
|
---|
| 620 | configuration that <command>wpa_supplicant</command> can
|
---|
[4c24eb0a] | 621 | understand
|
---|
[4c869cdd] | 622 | </para>
|
---|
[a130a69] | 623 | <indexterm zone="wpa_supplicant wpa_passphrase">
|
---|
| 624 | <primary sortas="b-wpa_passphrase">wpa_passphrase</primary>
|
---|
| 625 | </indexterm>
|
---|
| 626 | </listitem>
|
---|
| 627 | </varlistentry>
|
---|
| 628 |
|
---|
| 629 | <varlistentry id="wpa_cli">
|
---|
| 630 | <term><command>wpa_cli</command></term>
|
---|
| 631 | <listitem>
|
---|
[4c869cdd] | 632 | <para>
|
---|
| 633 | is a command line interface used to control a running
|
---|
[4c24eb0a] | 634 | <command>wpa_supplicant</command> daemon
|
---|
[4c869cdd] | 635 | </para>
|
---|
[a130a69] | 636 | <indexterm zone="wpa_supplicant wpa_cli">
|
---|
| 637 | <primary sortas="b-wpa_cli">wpa_cli</primary>
|
---|
| 638 | </indexterm>
|
---|
| 639 | </listitem>
|
---|
| 640 | </varlistentry>
|
---|
[4c869cdd] | 641 |
|
---|
[a130a69] | 642 | </variablelist>
|
---|
[4c869cdd] | 643 |
|
---|
[a130a69] | 644 | </sect2>
|
---|
[4c869cdd] | 645 |
|
---|
[a130a69] | 646 | </sect1>
|
---|