Module: CfrubyRuntime

Includes:
Cfruby::Cfp_ClassAccessor, Cfruby::Cfp_MapOptions, Cfruby::Cfp_ParserLogic
Included in:
Cfruby::Parser
Defined in:
lib/libcfenjin/cfrubyruntime.rb

Defined Under Namespace

Classes: EditFile, ExitScript, PackageNotInstalledError

Constant Summary

Constants included from Cfruby::Cfp_MapOptions

Cfruby::Cfp_MapOptions::COPY_OPT, Cfruby::Cfp_MapOptions::DIR_OPT, Cfruby::Cfp_MapOptions::EMPTY_OPT, Cfruby::Cfp_MapOptions::FILES_OPT, Cfruby::Cfp_MapOptions::FILE_OPT, Cfruby::Cfp_MapOptions::MAP, Cfruby::Cfp_MapOptions::SYNONYM

Instance Method Summary collapse

Methods included from Cfruby::Cfp_MapOptions

#expand_synonyms, #map, #pop_options, #synonym

Methods included from Cfruby::Cfp_ClassAccessor

#assign, #cfgroup, #dump_classlist, #init_classlist, #isa, #isa?

Methods included from Cfruby::Cfp_ParserLogic

#conditional?, #embed_exec_into_informer, #form_conditional, #form_control, #form_copy, #form_directories, #form_editfiles, #form_files, #form_groups, #form_links, #form_shellcommands, #form_tidy

Instance Method Details

#copy(src, dest = nil, attrib = {}) ⇒ Object 



107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 107

def copy src,dest=nil,attrib={}
	if has_attrib? src
		eval(send('form_copy',src))
	else
		if dest.is_a? Hash
			# Move dest from attrib to string 'dest'
			d = dest['dest']
			attrib = dest
			attrib.delete('dest')
			dest = d
		end
		if File.exist? src
			# p sprintf("1 %o\n",File.stat(dest).mode)
			# p (File.stat(dest).mode&0200)
			# p (File.stat(dest).mode&0400)
		
			if (File.exist?(dest) && ((File.stat(dest).mode & 0200)!=0200))
				# ---- File in place disallows writing
				File.chmod((0200|File.stat(dest).mode),dest)
			end
			Cfruby::FileOps.copy src,dest,map('copy',attrib)
		else
			Cfruby.controller.inform('verbose', "Failed to copy non-existing file #{src}")
			raise "Failed to copy #{src}" if @cf.strict
		end
	end
end

#directories(dirname, attrib = {}) ⇒ Object 



84
85
86
87
88
89
90
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 84

def directories dirname,attrib={}
	if has_attrib? dirname 
		eval(send('form_directories',dirname))
	else
		Cfruby::FileOps.mkdir dirname,map('directories',attrib)
	end
end

#exit_script(msg = '') ⇒ Object

Raises:



30
31
32
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 30

def exit_script msg=''
	raise ExitScript,'exit_script '+msg
end

#files(filename, attrib = {}) ⇒ Object

The mother of ‘files’ in Cfruby



93
94
95
96
97
98
99
100
101
102
103
104
105
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 93

def files filename,attrib={}
	if has_attrib? filename 
		eval(send('form_files',filename))
	else
		options = map('files',attrib)
			(owner,group,mode) = pop_options(options,:owner,:group,:mode)
		begin
				Cfruby::FileOps.chown_mod filename,owner,group,mode,options
		rescue Cfruby::FileFind::FileExistError
			Cfruby.controller.inform('verbose', "Can not chmod on non-existing file #{filename}")
		end
	end
end

#haspackage?(pkgname) ⇒ Boolean

Checks for a package (non-disruptive)

Returns:

  • (Boolean) 


53
54
55
56
57
58
59
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 53

def haspackage? pkgname
	if @cf.packagelist
		return @cf.packagelist[pkgname]
	end
	# ---- check for direct name of binary using the path
	`which #{pkgname}` =~ /#{pkgname}/
end

#hasuser?(username) ⇒ Boolean

Checks for a user

Returns:

  • (Boolean) 


62
63
64
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 62

def hasuser? username
	@cf.usermanager.user? username		
end

#link(fn, linkname) ⇒ Object

Create a symbolic link from linkname to fn



67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 67

def link fn,linkname
	if File.symlink?(linkname) and !Cfruby::FileOps::SymlinkHandler.points_to?(linkname,fn)
		Cfruby.controller.inform('verbose', "Existing #{linkname} is not pointing to #{fn}")
		print "Existing #{linkname} is not pointing to #{fn}\n"
		Cfruby::FileOps.delete linkname
	end
	if @cf.strict
		Cfruby::FileOps.link fn,linkname
	else
		begin
			Cfruby::FileOps.link fn,linkname
		rescue
			Cfruby.controller.inform('verbose', "Problem linking #{linkname} -> #{fn}")
		end
	end
end

#needpackage(*args) ⇒ Object

This method checks whether a package is installed - if not it will try and install it (nyi) FIXME



48
49
50
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 48

def needpackage *args
	package *args
end

#package(*args) ⇒ Object

This method is called from Cfruby script to make sure a package has been installed. If it is not on the system the rest of the script should not be executed.

Raises:



38
39
40
41
42
43
44
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 38

def package *args
		args.each do | name |
			return if haspackage? name
		end
		@cf.cfp_logger.notify VERBOSE_MAJOR,"Skipping - package #{args.join(',')} not installed"
	raise PackageNotInstalledError,'Package '+args.join(",")+' not installed'
end

#tidy(target, attrib = {}) ⇒ Object 



135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
 
# File 'lib/libcfenjin/cfrubyruntime.rb', line 135

def tidy target, attrib={}
	if has_attrib? target
		eval(send('form_tidy',target))
	else
		options = {}
		if attrib['recurse'] != nil
			if attrib['recurse'] != /^[Ff]/
				if attrib['recurse'].to_s =~ /\d+/
					options[:depth] = attrib['recurse'].to_i 
				else
					options[:recursive] = true
				end
			end
		end
		if attrib['pattern'] != nil
			options[:glob] = attrib['pattern']
		end
		if attrib['rmdirs']=~/^t/
			options[:force] = true
		else
			options[:filesonly] = true
		end
		if attrib['age'] != nil
			days = attrib['age'].to_i 
			options[:olderthan] = Time.now - days*24*3600
		end
		# p [target,attrib,options]
		Cfruby::FileOps.delete target,options
	end
end