Support xdsh api interface
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@166 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
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perl-xCAT-2.0/xCAT/RSH.pm
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156
perl-xCAT-2.0/xCAT/RSH.pm
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#!/usr/bin/perl
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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package xCAT::RSH;
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use base xCAT::DSHRemoteShell;
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# Determine if OS is AIX or Linux
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# Configure standard locations of commands based on OS
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if ( $^O eq 'aix' ) {
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our $RCP_CMD = '/bin/rcp';
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our $RSH_CMD = '/bin/rsh';
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}
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if ( $^O eq 'linux' ) {
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our $RCP_CMD = '/usr/bin/rcp';
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our $RSH_CMD = '/usr/bin/rsh';
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}
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=head3
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remote_shell_command
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This routine constructs an rsh remote shell command using the
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given arguments
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Arguments:
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$class - Calling module name (discarded)
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$config - Reference to remote shell command configuration hash table
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$exec_path - Path to rsh executable
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Returns:
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A command array for the rsh command with the appropriate
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arguments as defined in the $config hash table
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Globals:
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$RSH_CMD
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Error:
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None
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Example:
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xCAT::RSH->remote_shell_command($config_hash, '/usr/bin/rsh');
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Comments:
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$config hash table contents:
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$config{'command'} - command to execute on destination host
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$config{'hostname'} - destination hostname where command will be executed
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$config{'options'} - user ID of destination host
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$config{'user'} - user ID of destination host
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=cut
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sub remote_shell_command {
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my ( $class, $config, $exec_path ) = @_;
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$exec_path || ( $exec_path = $RSH_CMD );
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my @command = ();
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push @command, $exec_path;
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push @command, $$config{'hostname'};
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if ( $$config{'user'} ) {
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push @command, '-l';
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push @command, $$config{'user'};
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}
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if ( $$config{'options'} ) {
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my @options = split ' ', $$config{'options'};
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push @command, @options;
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}
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push @command, $$config{'command'};
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return @command;
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}
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=head3
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remote_copy_command
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This routine constructs an rcp remote copy command using the
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given arguments
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Arguments:
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$class - Calling module name (discarded)
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$config - Reference to copy command configuration hash table
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$exec_path - Path to rcp executable
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Returns:
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A command array for the rcp command with the appropriate
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arguments as defined in the $config hash table
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Globals:
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$RCP_CMD
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Error:
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None
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Example:
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xCAT::RSH->remote_copy_command($config_hash, '/usr/bin/rcp');
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Comments:
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$config hash table contents:
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$config{'dest-file'} - path to file on destination host
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$config{'dest-host'} - destination hostname where file will be copied
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$config{'dest-user'} - user ID of destination host
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$config{'options'} - custom options string to include in scp command
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$config{'preserve'} - configure the preserve attributes on scp command
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$config{'recursive'} - configure the recursive option on scp command
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$config{'src-file'} - path to file on source host
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$config{'src-host'} - hostname where source file is located
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$config{'src-user'} - user ID of source host
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=cut
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sub remote_copy_command {
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my ( $class, $config, $exec_path ) = @_;
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$exec_path || ( $exec_path = $RCP_CMD );
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my @command = ();
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my @src_files = ();
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my @dest_file = ();
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my @src_file_list = split $::__DCP_DELIM, $$config{'src-file'};
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foreach $src_file (@src_file_list) {
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my @src_path = ();
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$$config{'src-user'} && push @src_path, "$$config{'src-user'}@";
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$$config{'src-host'} && push @src_path, "$$config{'src-host'}:";
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$$config{'src-file'} && push @src_path, $src_file;
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push @src_files, ( join '', @src_path );
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}
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$$config{'dest-user'} && push @dest_file, "$$config{'dest-user'}@";
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$$config{'dest-host'} && push @dest_file, "$$config{'dest-host'}:";
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$$config{'dest-file'} && push @dest_file, $$config{'dest-file'};
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push @command, $exec_path;
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$$config{'preserve'} && push @command, '-p';
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$$config{'recursive'} && push @command, '-r';
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if ( $$config{'options'} ) {
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my @options = split ' ', $$config{'options'};
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push @command, @options;
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}
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push @command, @src_files;
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push @command, ( join '', @dest_file );
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return @command;
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}
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1;
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