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Bug 8208 - bare metal provisioning
able to get IP from external DHCP server
This commit is contained in:
Frank
parent
946413dd88
commit
4324efea26
@ -0,0 +1,30 @@
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package com.cloud.agent.api.baremetal;
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import com.cloud.agent.api.Answer;
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import com.cloud.agent.api.Command;
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public class InvestigateDhcpEntryAnswer extends Answer {
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String mac;
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String ip;
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String state;
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public String getMac() {
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return mac;
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}
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public String getIp() {
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return ip;
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}
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public String getState() {
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return state;
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}
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public InvestigateDhcpEntryAnswer(Command cmd, boolean success, String details) {
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super(cmd, success, details);
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InvestigateDhcpEntryCommand icmd = (InvestigateDhcpEntryCommand)cmd;
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mac = icmd.getMac();
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ip = icmd.getIp();
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state = icmd.getState();
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}
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}
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package com.cloud.agent.api.baremetal;
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import com.cloud.agent.api.Command;
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public class InvestigateDhcpEntryCommand extends Command {
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String mac;
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String ip;
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String state;
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public String getIp() {
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return ip;
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}
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public String getMac() {
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return mac;
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}
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public String getState() {
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return state;
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}
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public InvestigateDhcpEntryCommand(String ip, String mac, String state) {
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this.ip = ip;
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this.mac = mac;
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this.state = state;
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}
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@Override
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public boolean executeInSequence() {
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return true;
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}
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}
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@ -1,463 +0,0 @@
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# Configuration file for dnsmasq.
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#
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# Format is one option per line, legal options are the same
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# as the long options legal on the command line. See
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# "/usr/sbin/dnsmasq --help" or "man 8 dnsmasq" for details.
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# The following two options make you a better netizen, since they
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# tell dnsmasq to filter out queries which the public DNS cannot
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# answer, and which load the servers (especially the root servers)
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# uneccessarily. If you have a dial-on-demand link they also stop
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# these requests from bringing up the link uneccessarily.
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# Never forward plain names (without a dot or domain part)
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domain-needed
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# Never forward addresses in the non-routed address spaces.
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bogus-priv
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# Uncomment this to filter useless windows-originated DNS requests
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# which can trigger dial-on-demand links needlessly.
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# Note that (amongst other things) this blocks all SRV requests,
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# so don't use it if you use eg Kerberos.
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# This option only affects forwarding, SRV records originating for
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# dnsmasq (via srv-host= lines) are not suppressed by it.
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#filterwin2k
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# Change this line if you want dns to get its upstream servers from
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# somewhere other that /etc/resolv.conf
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resolv-file=/etc/dnsmasq-resolv.conf
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# By default, dnsmasq will send queries to any of the upstream
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# servers it knows about and tries to favour servers to are known
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# to be up. Uncommenting this forces dnsmasq to try each query
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# with each server strictly in the order they appear in
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# /etc/resolv.conf
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#strict-order
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# If you don't want dnsmasq to read /etc/resolv.conf or any other
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# file, getting its servers from this file instead (see below), then
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# uncomment this.
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#no-resolv
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# If you don't want dnsmasq to poll /etc/resolv.conf or other resolv
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# files for changes and re-read them then uncomment this.
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#no-poll
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# Add other name servers here, with domain specs if they are for
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# non-public domains.
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#server=/localnet/192.168.0.1
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# Example of routing PTR queries to nameservers: this will send all
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# address->name queries for 192.168.3/24 to nameserver 10.1.2.3
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#server=/3.168.192.in-addr.arpa/10.1.2.3
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# Add local-only domains here, queries in these domains are answered
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# from /etc/hosts or DHCP only.
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local=/cloudnine.internal/
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# Add domains which you want to force to an IP address here.
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# The example below send any host in doubleclick.net to a local
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# webserver.
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#address=/doubleclick.net/127.0.0.1
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# If you want dnsmasq to change uid and gid to something other
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# than the default, edit the following lines.
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#user=
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#group=
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# If you want dnsmasq to listen for DHCP and DNS requests only on
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# specified interfaces (and the loopback) give the name of the
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# interface (eg eth0) here.
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# Repeat the line for more than one interface.
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#interface=eth0
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# Or you can specify which interface _not_ to listen on
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#except-interface=eth1
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#except-interface=eth2
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#except-interface=lo
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# Or which to listen on by address (remember to include 127.0.0.1 if
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# you use this.)
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#listen-address=
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# If you want dnsmasq to provide only DNS service on an interface,
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# configure it as shown above, and then use the following line to
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# disable DHCP on it.
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#no-dhcp-interface=eth1
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#no-dhcp-interface=eth2
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# On systems which support it, dnsmasq binds the wildcard address,
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# even when it is listening on only some interfaces. It then discards
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# requests that it shouldn't reply to. This has the advantage of
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# working even when interfaces come and go and change address. If you
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# want dnsmasq to really bind only the interfaces it is listening on,
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# uncomment this option. About the only time you may need this is when
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# running another nameserver on the same machine.
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bind-interfaces
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# If you don't want dnsmasq to read /etc/hosts, uncomment the
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# following line.
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#no-hosts
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# or if you want it to read another file, as well as /etc/hosts, use
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# this.
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#addn-hosts=/etc/banner_add_hosts
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# Set this (and domain: see below) if you want to have a domain
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# automatically added to simple names in a hosts-file.
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expand-hosts
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# Set the domain for dnsmasq. this is optional, but if it is set, it
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# does the following things.
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# 1) Allows DHCP hosts to have fully qualified domain names, as long
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# as the domain part matches this setting.
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# 2) Sets the "domain" DHCP option thereby potentially setting the
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# domain of all systems configured by DHCP
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# 3) Provides the domain part for "expand-hosts"
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domain=cloudnine.internal
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# Uncomment this to enable the integrated DHCP server, you need
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# to supply the range of addresses available for lease and optionally
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# a lease time. If you have more than one network, you will need to
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# repeat this for each network on which you want to supply DHCP
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# service.
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dhcp-range=192.168.131.1,static
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#dhcp-range=10.0.0.1,10.255.255.255
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dhcp-hostsfile=/etc/dhcphosts.txt
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# This is an example of a DHCP range where the netmask is given. This
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# is needed for networks we reach the dnsmasq DHCP server via a relay
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# agent. If you don't know what a DHCP relay agent is, you probably
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# don't need to worry about this.
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#dhcp-range=192.168.0.50,192.168.0.150,255.255.255.0,12h
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# This is an example of a DHCP range with a network-id, so that
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# some DHCP options may be set only for this network.
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#dhcp-range=red,192.168.0.50,192.168.0.150
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# Supply parameters for specified hosts using DHCP. There are lots
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# of valid alternatives, so we will give examples of each. Note that
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# IP addresses DO NOT have to be in the range given above, they just
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# need to be on the same network. The order of the parameters in these
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# do not matter, it's permissble to give name,adddress and MAC in any order
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# Always allocate the host with ethernet address 11:22:33:44:55:66
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# The IP address 192.168.0.60
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#dhcp-host=11:22:33:44:55:66,192.168.0.60
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# Always set the name of the host with hardware address
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# 11:22:33:44:55:66 to be "fred"
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#dhcp-host=11:22:33:44:55:66,fred
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# Always give the host with ethernet address 11:22:33:44:55:66
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# the name fred and IP address 192.168.0.60 and lease time 45 minutes
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#dhcp-host=11:22:33:44:55:66,fred,192.168.0.60,45m
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# Give the machine which says it's name is "bert" IP address
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# 192.168.0.70 and an infinite lease
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#dhcp-host=bert,192.168.0.70,infinite
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# Always give the host with client identifier 01:02:02:04
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# the IP address 192.168.0.60
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#dhcp-host=id:01:02:02:04,192.168.0.60
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# Always give the host with client identifier "marjorie"
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# the IP address 192.168.0.60
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#dhcp-host=id:marjorie,192.168.0.60
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# Enable the address given for "judge" in /etc/hosts
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# to be given to a machine presenting the name "judge" when
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# it asks for a DHCP lease.
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#dhcp-host=judge
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# Never offer DHCP service to a machine whose ethernet
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# address is 11:22:33:44:55:66
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#dhcp-host=11:22:33:44:55:66,ignore
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# Ignore any client-id presented by the machine with ethernet
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# address 11:22:33:44:55:66. This is useful to prevent a machine
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# being treated differently when running under different OS's or
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# between PXE boot and OS boot.
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#dhcp-host=11:22:33:44:55:66,id:*
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# Send extra options which are tagged as "red" to
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# the machine with ethernet address 11:22:33:44:55:66
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#dhcp-host=11:22:33:44:55:66,net:red
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# Send extra options which are tagged as "red" to
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# any machine with ethernet address starting 11:22:33:
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#dhcp-host=11:22:33:*:*:*,net:red
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# Ignore any clients which are specified in dhcp-host lines
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# or /etc/ethers. Equivalent to ISC "deny unkown-clients".
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# This relies on the special "known" tag which is set when
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# a host is matched.
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#dhcp-ignore=#known
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# Send extra options which are tagged as "red" to any machine whose
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# DHCP vendorclass string includes the substring "Linux"
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#dhcp-vendorclass=red,Linux
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# Send extra options which are tagged as "red" to any machine one
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# of whose DHCP userclass strings includes the substring "accounts"
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#dhcp-userclass=red,accounts
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# Send extra options which are tagged as "red" to any machine whose
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# MAC address matches the pattern.
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#dhcp-mac=red,00:60:8C:*:*:*
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# If this line is uncommented, dnsmasq will read /etc/ethers and act
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# on the ethernet-address/IP pairs found there just as if they had
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# been given as --dhcp-host options. Useful if you keep
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# MAC-address/host mappings there for other purposes.
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#read-ethers
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# Send options to hosts which ask for a DHCP lease.
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# See RFC 2132 for details of available options.
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# Common options can be given to dnsmasq by name:
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# run "dnsmasq --help dhcp" to get a list.
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# Note that all the common settings, such as netmask and
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# broadcast address, DNS server and default route, are given
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# sane defaults by dnsmasq. You very likely will not need
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# any dhcp-options. If you use Windows clients and Samba, there
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# are some options which are recommended, they are detailed at the
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# end of this section.
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# Override the default route supplied by dnsmasq, which assumes the
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# router is the same machine as the one running dnsmasq.
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#dhcp-option=3,1.2.3.4
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# Do the same thing, but using the option name
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dhcp-option=option:router,192.168.131.1
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# Override the default route supplied by dnsmasq and send no default
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# route at all. Note that this only works for the options sent by
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# default (1, 3, 6, 12, 28) the same line will send a zero-length option
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# for all other option numbers.
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#dhcp-option=3
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# Set the NTP time server addresses to 192.168.0.4 and 10.10.0.5
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#dhcp-option=option:ntp-server,192.168.0.4,10.10.0.5
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# Set the NTP time server address to be the same machine as
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# is running dnsmasq
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#dhcp-option=42,0.0.0.0
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# Set the NIS domain name to "welly"
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#dhcp-option=40,welly
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# Set the default time-to-live to 50
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#dhcp-option=23,50
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# Set the "all subnets are local" flag
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#dhcp-option=27,1
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# Set the domain
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dhcp-option=15,"cloudnine.internal"
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# Send the etherboot magic flag and then etherboot options (a string).
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#dhcp-option=128,e4:45:74:68:00:00
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#dhcp-option=129,NIC=eepro100
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# Specify an option which will only be sent to the "red" network
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# (see dhcp-range for the declaration of the "red" network)
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# Note that the net: part must precede the option: part.
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#dhcp-option = net:red, option:ntp-server, 192.168.1.1
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# The following DHCP options set up dnsmasq in the same way as is specified
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# for the ISC dhcpcd in
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# http://www.samba.org/samba/ftp/docs/textdocs/DHCP-Server-Configuration.txt
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# adapted for a typical dnsmasq installation where the host running
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# dnsmasq is also the host running samba.
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# you may want to uncomment them if you use Windows clients and Samba.
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#dhcp-option=19,0 # option ip-forwarding off
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#dhcp-option=44,0.0.0.0 # set netbios-over-TCP/IP nameserver(s) aka WINS server(s)
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#dhcp-option=45,0.0.0.0 # netbios datagram distribution server
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#dhcp-option=46,8 # netbios node type
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#dhcp-option=47 # empty netbios scope.
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# Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client
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# probably doesn't support this......
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#dhcp-option=option:domain-search,eng.apple.com,marketing.apple.com
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# Send RFC-3442 classless static routes (note the netmask encoding)
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#dhcp-option=121,192.168.1.0/24,1.2.3.4,10.0.0.0/8,5.6.7.8
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# Send vendor-class specific options encapsulated in DHCP option 43.
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# The meaning of the options is defined by the vendor-class so
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# options are sent only when the client supplied vendor class
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# matches the class given here. (A substring match is OK, so "MSFT"
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# matches "MSFT" and "MSFT 5.0"). This example sets the
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# mtftp address to 0.0.0.0 for PXEClients.
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#dhcp-option=vendor:PXEClient,1,0.0.0.0
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# Send microsoft-specific option to tell windows to release the DHCP lease
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# when it shuts down. Note the "i" flag, to tell dnsmasq to send the
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# value as a four-byte integer - that's what microsoft wants. See
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# http://technet2.microsoft.com/WindowsServer/en/library/a70f1bb7-d2d4-49f0-96d6-4b7414ecfaae1033.mspx?mfr=true
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dhcp-option=vendor:MSFT,2,1i
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# Send the Encapsulated-vendor-class ID needed by some configurations of
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# Etherboot to allow is to recognise the DHCP server.
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#dhcp-option=vendor:Etherboot,60,"Etherboot"
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# Send options to PXELinux. Note that we need to send the options even
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# though they don't appear in the parameter request list, so we need
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# to use dhcp-option-force here.
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# See http://syslinux.zytor.com/pxe.php#special for details.
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# Magic number - needed before anything else is recognised
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#dhcp-option-force=208,f1:00:74:7e
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# Configuration file name
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#dhcp-option-force=209,configs/common
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# Path prefix
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#dhcp-option-force=210,/tftpboot/pxelinux/files/
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# Reboot time. (Note 'i' to send 32-bit value)
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#dhcp-option-force=211,30i
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# Set the boot filename for BOOTP. You will only need
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# this is you want to boot machines over the network and you will need
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# a TFTP server; either dnsmasq's built in TFTP server or an
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# external one. (See below for how to enable the TFTP server.)
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#dhcp-boot=pxelinux.0
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# Enable dnsmasq's built-in TFTP server
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#enable-tftp
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# Set the root directory for files availble via FTP.
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#tftp-root=/var/ftpd
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# Make the TFTP server more secure: with this set, only files owned by
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# the user dnsmasq is running as will be send over the net.
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#tftp-secure
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# Set the boot file name only when the "red" tag is set.
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#dhcp-boot=net:red,pxelinux.red-net
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# An example of dhcp-boot with an external server: the name and IP
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# address of the server are given after the filename.
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#dhcp-boot=/var/ftpd/pxelinux.0,boothost,192.168.0.3
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# Set the limit on DHCP leases, the default is 150
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#dhcp-lease-max=150
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# The DHCP server needs somewhere on disk to keep its lease database.
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# This defaults to a sane location, but if you want to change it, use
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# the line below.
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#dhcp-leasefile=/var/lib/misc/dnsmasq.leases
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leasefile-ro
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# Set the DHCP server to authoritative mode. In this mode it will barge in
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# and take over the lease for any client which broadcasts on the network,
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# whether it has a record of the lease or not. This avoids long timeouts
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# when a machine wakes up on a new network. DO NOT enable this if there's
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# the slighest chance that you might end up accidentally configuring a DHCP
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# server for your campus/company accidentally. The ISC server uses
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# the same option, and this URL provides more information:
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# http://www.isc.org/index.pl?/sw/dhcp/authoritative.php
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#dhcp-authoritative
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# Run an executable when a DHCP lease is created or destroyed.
|
||||
# The arguments sent to the script are "add" or "del",
|
||||
# then the MAC address, the IP address and finally the hostname
|
||||
# if there is one.
|
||||
#dhcp-script=/bin/echo
|
||||
|
||||
# Set the cachesize here.
|
||||
#cache-size=150
|
||||
|
||||
# If you want to disable negative caching, uncomment this.
|
||||
#no-negcache
|
||||
|
||||
# Normally responses which come form /etc/hosts and the DHCP lease
|
||||
# file have Time-To-Live set as zero, which conventionally means
|
||||
# do not cache further. If you are happy to trade lower load on the
|
||||
# server for potentially stale date, you can set a time-to-live (in
|
||||
# seconds) here.
|
||||
#local-ttl=
|
||||
|
||||
# If you want dnsmasq to detect attempts by Verisign to send queries
|
||||
# to unregistered .com and .net hosts to its sitefinder service and
|
||||
# have dnsmasq instead return the correct NXDOMAIN response, uncomment
|
||||
# this line. You can add similar lines to do the same for other
|
||||
# registries which have implemented wildcard A records.
|
||||
#bogus-nxdomain=64.94.110.11
|
||||
|
||||
# If you want to fix up DNS results from upstream servers, use the
|
||||
# alias option. This only works for IPv4.
|
||||
# This alias makes a result of 1.2.3.4 appear as 5.6.7.8
|
||||
#alias=1.2.3.4,5.6.7.8
|
||||
# and this maps 1.2.3.x to 5.6.7.x
|
||||
#alias=1.2.3.0,5.6.7.0,255.255.255.0
|
||||
|
||||
|
||||
# Change these lines if you want dnsmasq to serve MX records.
|
||||
|
||||
# Return an MX record named "maildomain.com" with target
|
||||
# servermachine.com and preference 50
|
||||
#mx-host=maildomain.com,servermachine.com,50
|
||||
|
||||
# Set the default target for MX records created using the localmx option.
|
||||
#mx-target=servermachine.com
|
||||
|
||||
# Return an MX record pointing to the mx-target for all local
|
||||
# machines.
|
||||
#localmx
|
||||
|
||||
# Return an MX record pointing to itself for all local machines.
|
||||
#selfmx
|
||||
|
||||
# Change the following lines if you want dnsmasq to serve SRV
|
||||
# records. These are useful if you want to serve ldap requests for
|
||||
# Active Directory and other windows-originated DNS requests.
|
||||
# See RFC 2782.
|
||||
# You may add multiple srv-host lines.
|
||||
# The fields are <name>,<target>,<port>,<priority>,<weight>
|
||||
# If the domain part if missing from the name (so that is just has the
|
||||
# service and protocol sections) then the domain given by the domain=
|
||||
# config option is used. (Note that expand-hosts does not need to be
|
||||
# set for this to work.)
|
||||
|
||||
# A SRV record sending LDAP for the example.com domain to
|
||||
# ldapserver.example.com port 289
|
||||
#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389
|
||||
|
||||
# A SRV record sending LDAP for the example.com domain to
|
||||
# ldapserver.example.com port 289 (using domain=)
|
||||
###domain=example.com
|
||||
#srv-host=_ldap._tcp,ldapserver.example.com,389
|
||||
|
||||
# Two SRV records for LDAP, each with different priorities
|
||||
#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,1
|
||||
#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,2
|
||||
|
||||
# A SRV record indicating that there is no LDAP server for the domain
|
||||
# example.com
|
||||
#srv-host=_ldap._tcp.example.com
|
||||
|
||||
# The following line shows how to make dnsmasq serve an arbitrary PTR
|
||||
# record. This is useful for DNS-SD. (Note that the
|
||||
# domain-name expansion done for SRV records _does_not
|
||||
# occur for PTR records.)
|
||||
#ptr-record=_http._tcp.dns-sd-services,"New Employee Page._http._tcp.dns-sd-services"
|
||||
|
||||
# Change the following lines to enable dnsmasq to serve TXT records.
|
||||
# These are used for things like SPF and zeroconf. (Note that the
|
||||
# domain-name expansion done for SRV records _does_not
|
||||
# occur for TXT records.)
|
||||
|
||||
#Example SPF.
|
||||
#txt-record=example.com,"v=spf1 a -all"
|
||||
|
||||
#Example zeroconf
|
||||
#txt-record=_http._tcp.example.com,name=value,paper=A4
|
||||
|
||||
|
||||
# For debugging purposes, log each DNS query as it passes through
|
||||
# dnsmasq.
|
||||
log-queries
|
||||
|
||||
# Log lots of extra information about DHCP transactions.
|
||||
#log-dhcp
|
||||
|
||||
log-facility=/var/log/dnsmasq.log
|
||||
|
||||
# Include a another lot of configuration options.
|
||||
#conf-file=/etc/dnsmasq.more.conf
|
||||
conf-dir=/etc/dnsmasq.d
|
||||
@ -45,8 +45,11 @@ echo "$2 $3" >> /etc/hosts
|
||||
pid=$(pidof dnsmasq)
|
||||
if [ "$pid" != "" ]
|
||||
then
|
||||
service dnsmasq restart
|
||||
# send SIGHUP to dnsmasq to reload /etc/hosts /etc/dhcphosts.txt
|
||||
# this will not reload /etc/dnsmasq.conf
|
||||
kill -s 1 $pid
|
||||
else
|
||||
service dnsmasq start
|
||||
wait_for_dnsmasq
|
||||
fi
|
||||
|
||||
|
||||
@ -2,25 +2,133 @@
|
||||
|
||||
# prepare dnsmasq on external dhcp server
|
||||
# Usage:
|
||||
# sh prepare_dnsmasq gateway dns
|
||||
# sh prepare_dnsmasq gateway dns self_ip
|
||||
#
|
||||
|
||||
gateway=$1
|
||||
dns=$2
|
||||
self_ip=$3
|
||||
|
||||
exit_with_error() {
|
||||
echo $1
|
||||
exit 1
|
||||
}
|
||||
|
||||
[ $# -ne 2 ] && exit_with_error "Usage: prepare_dnsmasq gateway dns"
|
||||
config_dnsmasq() {
|
||||
echo "$*" >> /etc/dnsmasq.conf
|
||||
[ $? -ne 0 ] && exit_with_error "echo $* failed"
|
||||
}
|
||||
|
||||
[ $# -ne 3 ] && exit_with_error "Usage: prepare_dnsmasq gateway dns self_ip"
|
||||
|
||||
[ -f /etc/dnsmasq.conf ] || exit_with_error "Can not found /etc/dnsmasq.conf"
|
||||
sed -i -e '/^[#]*dhcp-option=option:router.*$/d' /etc/dnsmasq.conf
|
||||
[ $? -ne 0 ] && exit_with_error "sed -i -e '/^[#]*dhcp-option=option:router.*$/d' /etc/dnsmasq.conf failed"
|
||||
echo dhcp-option=option:router,$gateway >> /etc/dnsmasq.conf
|
||||
[ $? -ne 0 ] && exit_with_error "echo \"sed -i -e '/^[#]*dhcp-option=option:router.*$/d' /etc/dnsmasq.conf failed\" "
|
||||
|
||||
touch /var/log/dnsmasq.log
|
||||
[ $? -ne 0 ] && exit_with_error "touch /var/log/dnsmasq.log failed"
|
||||
touch /etc/dnsmasq-resolv.conf
|
||||
[ $? -ne 0 ] && exit_with_error "touch /etc/dnsmasq-resolv.conf failed"
|
||||
|
||||
#produce echoer.sh
|
||||
cat > /usr/bin/echoer.sh<<'EOF'
|
||||
#!/bin/sh
|
||||
|
||||
echo "$*" >> /var/lib/dnsmasq.trace
|
||||
EOF
|
||||
[ $? -ne 0 ] && exit_with_error "can't produce /usr/bin/echoer.sh"
|
||||
|
||||
chmod +x /usr/bin/echoer.sh
|
||||
[ $? -ne 0 ] && exit_with_error "chmod +x /usr/bin/echoer.sh failed"
|
||||
|
||||
# Configure dnsmasq with comments
|
||||
echo "# This is produced by CloudStack" > /etc/dnsmasq.conf
|
||||
config_dnsmasq "# Never forward plain names (without a dot or domain part)"
|
||||
config_dnsmasq domain-needed
|
||||
config_dnsmasq "# Never forward addresses in the non-routed address spaces."
|
||||
config_dnsmasq bogus-priv
|
||||
config_dnsmasq "
|
||||
# Change this line if you want dns to get its upstream servers from
|
||||
# somewhere other that /etc/resolv.conf"
|
||||
config_dnsmasq resolv-file=/etc/dnsmasq-resolv.conf
|
||||
config_dnsmasq "
|
||||
# Add local-only domains here, queries in these domains are answered
|
||||
# from /etc/hosts or DHCP only."
|
||||
config_dnsmasq local=/cloudnine.internal/
|
||||
config_dnsmasq "
|
||||
# On systems which support it, dnsmasq binds the wildcard address,
|
||||
# even when it is listening on only some interfaces. It then discards
|
||||
# requests that it shouldn't reply to. This has the advantage of
|
||||
# working even when interfaces come and go and change address. If you
|
||||
# want dnsmasq to really bind only the interfaces it is listening on,
|
||||
# uncomment this option. About the only time you may need this is when
|
||||
# running another nameserver on the same machine."
|
||||
config_dnsmasq bind-interfaces
|
||||
config_dnsmasq "
|
||||
# Set this (and domain: see below) if you want to have a domain
|
||||
# automatically added to simple names in a hosts-file."
|
||||
config_dnsmasq expand-hosts
|
||||
config_dnsmasq "
|
||||
# Set the domain for dnsmasq. this is optional, but if it is set, it
|
||||
# does the following things.
|
||||
# 1) Allows DHCP hosts to have fully qualified domain names, as long
|
||||
# as the domain part matches this setting.
|
||||
# 2) Sets the \"domain\" DHCP option thereby potentially setting the
|
||||
# domain of all systems configured by DHCP
|
||||
# 3) Provides the domain part for \"expand-hosts\"
|
||||
"
|
||||
config_dnsmasq domain=cloudnine.internal
|
||||
config_dnsmasq "
|
||||
# Send options to hosts which ask for a DHCP lease.
|
||||
# See RFC 2132 for details of available options.
|
||||
# Common options can be given to dnsmasq by name:
|
||||
# run \"dnsmasq --help dhcp\" to get a list.
|
||||
# Note that all the common settings, such as netmask and
|
||||
# broadcast address, DNS server and default route, are given
|
||||
# sane defaults by dnsmasq. You very likely will not need
|
||||
# any dhcp-options. If you use Windows clients and Samba, there
|
||||
# are some options which are recommended, they are detailed at the
|
||||
# end of this section.
|
||||
|
||||
# Override the default route supplied by dnsmasq, which assumes the
|
||||
# router is the same machine as the one running dnsmasq."
|
||||
config_dnsmasq dhcp-option=option:router,$gateway
|
||||
config_dnsmasq "
|
||||
# Uncomment this to enable the integrated DHCP server, you need
|
||||
# to supply the range of addresses available for lease and optionally
|
||||
# a lease time. If you have more than one network, you will need to
|
||||
# repeat this for each network on which you want to supply DHCP
|
||||
# service."
|
||||
config_dnsmasq dhcp-range=$self_ip,static
|
||||
config_dnsmasq dhcp-hostsfile=/etc/dhcphosts.txt
|
||||
config_dnsmasq "# Set the domain"
|
||||
config_dnsmasq dhcp-option=15,"cloudnine.internal"
|
||||
config_dnsmasq "
|
||||
# Send microsoft-specific option to tell windows to release the DHCP lease
|
||||
# when it shuts down. Note the \"i\" flag, to tell dnsmasq to send the
|
||||
# value as a four-byte integer - that's what microsoft wants. See
|
||||
# http://technet2.microsoft.com/WindowsServer/en/library/a70f1bb7-d2d4-49f0-96d6-4b7414ecfaae1033.mspx?mfr=true"
|
||||
config_dnsmasq dhcp-option=vendor:MSFT,2,1i
|
||||
config_dnsmasq "
|
||||
# The DHCP server needs somewhere on disk to keep its lease database.
|
||||
# This defaults to a sane location, but if you want to change it, use
|
||||
# the line below.
|
||||
#dhcp-leasefile=/var/lib/misc/dnsmasq.leases"
|
||||
config_dnsmasq leasefile-ro
|
||||
config_dnsmasq "
|
||||
# For debugging purposes, log each DNS query as it passes through
|
||||
# dnsmasq."
|
||||
config_dnsmasq log-queries
|
||||
config_dnsmasq log-facility=/var/log/dnsmasq.log
|
||||
config_dnsmasq "
|
||||
# Run an executable when a DHCP lease is created or destroyed.
|
||||
# The arguments sent to the script are \"add\" or \"del\",
|
||||
# then the MAC address, the IP address and finally the hostname
|
||||
# if there is one."
|
||||
config_dnsmasq dhcp-script=/usr/bin/echoer.sh
|
||||
config_dnsmasq dhcp-scriptuser=root
|
||||
config_dnsmasq dhcp-authoritative
|
||||
|
||||
[ -f /usr/sbin/setenforce ] && /usr/sbin/setenforce 0
|
||||
[ $? -ne 0 ] && exit_with_error "Can not set seLinux to passive mode"
|
||||
|
||||
# Open DHCP ports in iptable
|
||||
chkconfig --list iptables | grep "on"
|
||||
@ -67,10 +175,11 @@ if [ $? -ne 0 ]; then
|
||||
fi
|
||||
fi
|
||||
|
||||
# Set up upstream DNS
|
||||
[ -f /etc/dnsmasq-resolv.conf ] || echo nameserver $dns > /etc/dnsmasq-resolv.conf
|
||||
[ $? -ne 0 ] && exit_with_error "cannot create /etc/dnsmasq-resolv.conf"
|
||||
|
||||
touch /var/log/dnsmasq.log && service dnsmasq restart
|
||||
[ $? -ne 0 ] && exit_with_error "touch /var/log/dnsmasq.log && service dnsmasq restart failed"
|
||||
service dnsmasq restart
|
||||
[ $? -ne 0 ] && exit_with_error "service dnsmasq restart failed"
|
||||
|
||||
exit 0
|
||||
|
||||
@ -11,6 +11,36 @@ import com.trilead.ssh2.Session;
|
||||
public class SSHCmdHelper {
|
||||
private static final Logger s_logger = Logger.getLogger(SSHCmdHelper.class);
|
||||
|
||||
public static com.trilead.ssh2.Connection acquireAuthorizedConnection(String ip, String username, String password) {
|
||||
return acquireAuthorizedConnection(ip, 22, username, password);
|
||||
}
|
||||
|
||||
public static com.trilead.ssh2.Connection acquireAuthorizedConnection(String ip, int port, String username, String password) {
|
||||
com.trilead.ssh2.Connection sshConnection = new com.trilead.ssh2.Connection(ip, port);
|
||||
try {
|
||||
sshConnection.connect(null, 60000, 60000);
|
||||
if (!sshConnection.authenticateWithPassword(username, password)) {
|
||||
String[] methods = sshConnection.getRemainingAuthMethods(username);
|
||||
StringBuffer mStr = new StringBuffer();
|
||||
for (int i=0; i<methods.length; i++) {
|
||||
mStr.append(methods[i]);
|
||||
}
|
||||
s_logger.warn("SSH authorizes failed, support authorized methods are " + mStr);
|
||||
return null;
|
||||
}
|
||||
return sshConnection;
|
||||
} catch (IOException e) {
|
||||
s_logger.warn("Get SSH connection failed", e);
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
public static void releaseSshConnection(com.trilead.ssh2.Connection sshConnection) {
|
||||
if (sshConnection != null) {
|
||||
sshConnection.close();
|
||||
}
|
||||
}
|
||||
|
||||
public static boolean sshExecuteCmd(com.trilead.ssh2.Connection sshConnection, String cmd, int nTimes) {
|
||||
for (int i = 0; i < nTimes; i ++) {
|
||||
if (sshExecuteCmdOneShot(sshConnection, cmd))
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user