Class: Yast::GPGClass
- Inherits:
-
Module
- Object
- Module
- Yast::GPGClass
- Defined in:
- ../../src/modules/GPG.rb
Instance Method Summary (collapse)
-
- (String) buildGPGcommand(options)
Build GPG option string.
-
- (Hash) callGPG(options)
Execute gpg with the specified parameters, –homedir is added to the options.
-
- (Object) CreateKey
Create a new gpg key.
-
- (Boolean) ExportAsciiPublicKey(keyid, file)
Export a public gpg key in ACSII armored file.
-
- (Boolean) ExportPublicKey(keyid, file)
Export a public gpg key in binary format.
-
- (Object) Init(home_dir, force)
(Re)initialize the module, the cache is invalidated if the home directory is changed.
- - (Object) main
-
- (Hash) parse_key(lines)
Parse gpg output using the parsing map.
-
- (Array<Hash>) parseKeys(input)
Parse gpg output.
-
- (Array<Hash> public keys: [ $["fingerprint": String key_fingerprint, "id": String key_ID, "uid": Array<String>] user_ids], ...) PrivateKeys
Return list of the private keys in the keyring.
-
- (Array<Hash> public keys: [ $["fingerprint": String key_fingerprint, "id": String key_ID, "uid": Array<String>] user_ids], ...) PublicKeys
Return list of the public keys in the keyring.
-
- (Boolean) SignAsciiDetached(keyid, file, passphrase)
Sign a file.
-
- (Boolean) SignDetached(keyid, file, passphrase)
Sign a file.
-
- (Boolean) SignFile(keyid, file, passphrase, ascii_signature)
Sign a file.
-
- (Boolean) VerifyFile(sig_file, file)
Verify a file using a signature file.
Instance Method Details
- (String) buildGPGcommand(options)
Build GPG option string
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# File '../../src/modules/GPG.rb', line 91 def buildGPGcommand() home_opt = @home.empty? ? "" : "--homedir '#{String.Quote(@home)}' " ret = "gpg #{home_opt} #{}" Builtins.y2milestone("gpg command: %1", ret) ret end |
- (Hash) callGPG(options)
Execute gpg with the specified parameters, –homedir is added to the options
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# File '../../src/modules/GPG.rb', line 102 def callGPG() command = Ops.add("LC_ALL=en_US.UTF-8 ", buildGPGcommand()) ret = Convert.to_map(SCR.Execute(path(".target.bash_output"), command)) if Ops.get_integer(ret, "exit", -1) != 0 Builtins.y2error("gpg error: %1", ret) end deep_copy(ret) end |
- (Object) CreateKey
Create a new gpg key. Executes 'gpg –gen-key' in an xterm window (in the QT UI) or in the terminal window (in the ncurses UI).
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# File '../../src/modules/GPG.rb', line 222 def CreateKey xterm = "/usr/bin/xterm" command = Ops.add("GPG_AGENT_INFO='' ", buildGPGcommand("--gen-key")) text_mode = Ops.get_boolean(UI.GetDisplayInfo, "TextMode", false) Builtins.y2debug("text_mode: %1", text_mode) ret = false if !text_mode if Ops.less_than(SCR.Read(path(".target.size"), xterm), 0) # FIXME: do it Report.Error(_("Xterm is missing, install xterm package.")) return false end exit_file = Ops.add( Convert.to_string(SCR.Read(path(".target.tmpdir"))), "/gpg_tmp_exit_file" ) if FileUtils.Exists(exit_file) SCR.Execute(path(".target.bash"), Ops.add("rm -f ", exit_file)) end command = Ops.add( Ops.add( Ops.add( Ops.add( Ops.add(Ops.add("LC_ALL=en_US.UTF-8 ", xterm), " -e \""), command ), "; echo $? > " ), exit_file ), "\"" ) Builtins.y2internal("Executing: %1", command) # in Qt start GPG in a xterm window SCR.Execute(path(".target.bash"), command) if FileUtils.Exists(exit_file) # read the exit code from file # (the exit code from the SCR call above is the xterm exit code which is not what we want here) exit_code = Convert.to_string( SCR.Read(path(".target.string"), exit_file) ) Builtins.y2milestone( "Read exit code from tmp file %1: %2", exit_file, exit_code ) ret = exit_code == "0\n" else Builtins.y2warning("Exit file is missing, the gpg command has failed") ret = false end else command = Ops.add("LC_ALL=en_US.UTF-8 ", command) Builtins.y2internal("Executing in terminal: %1", command) # in ncurses use UI::RunInTerminal ret = UI.RunInTerminal(command) == 0 end if ret # invalidate cache, force reloading Init(@home, true) end ret end |
- (Boolean) ExportAsciiPublicKey(keyid, file)
Export a public gpg key in ACSII armored file.
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# File '../../src/modules/GPG.rb', line 397 def ExportAsciiPublicKey(keyid, file) out = callGPG( Builtins.sformat( "-a --export '%1' > '%2'", String.Quote(keyid), String.Quote(file) ) ) Ops.get_integer(out, "exit", -1) == 0 end |
- (Boolean) ExportPublicKey(keyid, file)
Export a public gpg key in binary format.
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# File '../../src/modules/GPG.rb', line 413 def ExportPublicKey(keyid, file) out = callGPG( Builtins.sformat( "--export '%1' > '%2'", String.Quote(keyid), String.Quote(file) ) ) Ops.get_integer(out, "exit", -1) == 0 end |
- (Object) Init(home_dir, force)
(Re)initialize the module, the cache is invalidated if the home directory is changed.
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# File '../../src/modules/GPG.rb', line 71 def Init(home_dir, force) if home_dir != "" && FileUtils.IsDirectory(home_dir) != true Builtins.y2error("Path %1 is not a directory", home_dir) return false end if home_dir != @home || force # clear the cache, home has been changed @public_keys = nil @private_keys = nil end @home = home_dir true end |
- (Object) main
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# File '../../src/modules/GPG.rb', line 37 def main Yast.import "UI" Yast.import "String" Yast.import "Report" Yast.import "FileUtils" textdomain "base" # value for --homedir gpg option, empty string means default home directory @home = "" # key cache @public_keys = nil # key cache @private_keys = nil # Map for parsing gpg output. Key is regexp, value is the key returned # in the result of the parsing. @parsing_map = { # secret key ID "^sec .*/([^ ]*) " => "id", # public key id "^pub .*/([^ ]*) " => "id", # user id "^uid *(.*)" => "uid", # fingerprint "^ Key fingerprint = (.*)" => "fingerprint" } end |
- (Hash) parse_key(lines)
Parse gpg output using the parsing map
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# File '../../src/modules/GPG.rb', line 117 def parse_key(lines) lines = deep_copy(lines) ret = {} Builtins.foreach(lines) do |line| Builtins.foreach(@parsing_map) do |regexp, key| parsed = Builtins.regexpsub(line, regexp, "\\1") if !parsed.nil? # there might be more UIDs if key == "uid" Builtins.y2milestone("%1: %2", key, parsed) Ops.set(ret, key, Builtins.add(Ops.get_list(ret, key, []), parsed)) else if Builtins.haskey(ret, key) Builtins.y2warning( "Key %1: replacing old value '%2' with '%3'", key, Ops.get_string(ret, key, ""), parsed ) end Ops.set(ret, key, parsed) end end end end Builtins.y2milestone("Parsed key: %1", ret) deep_copy(ret) end |
- (Array<Hash>) parseKeys(input)
Parse gpg output
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# File '../../src/modules/GPG.rb', line 152 def parseKeys(input) # note: see /usr/share/doc/packages/gpg/DETAILS for another way ret = [] lines = Builtins.splitstring(input, "\n") if Ops.greater_than(Builtins.size(input), 2) # remove the header lines = Builtins.remove(lines, 0) lines = Builtins.remove(lines, 0) end key_lines = [] key_line_list = [] # create groups Builtins.foreach(lines) do |line| if line == "" key_lines = Builtins.add(key_lines, key_line_list) key_line_list = [] else key_line_list = Builtins.add(key_line_list, line) end end # parse each group to map Builtins.foreach(key_lines) do |keylines| parsed = parse_key(keylines) if Ops.greater_than(Builtins.size(parsed), 0) ret = Builtins.add(ret, parsed) end end Builtins.y2milestone("Parsed keys: %1", ret) deep_copy(ret) end |
- (Array<Hash> public keys: [ $["fingerprint": String key_fingerprint, "id": String key_ID, "uid": Array<String>] user_ids], ...) PrivateKeys
Return list of the private keys in the keyring.
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# File '../../src/modules/GPG.rb', line 207 def PrivateKeys # return the cached values if available return deep_copy(@private_keys) if !@private_keys.nil? out = callGPG("--list-secret-keys --fingerprint") if Ops.get_integer(out, "exit", -1) == 0 @private_keys = parseKeys(Ops.get_string(out, "stdout", "")) end deep_copy(@private_keys) end |
- (Array<Hash> public keys: [ $["fingerprint": String key_fingerprint, "id": String key_ID, "uid": Array<String>] user_ids], ...) PublicKeys
Return list of the public keys in the keyring.
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# File '../../src/modules/GPG.rb', line 192 def PublicKeys # return the cached values if available return deep_copy(@public_keys) if !@public_keys.nil? out = callGPG("--list-keys --fingerprint") if Ops.get_integer(out, "exit", -1) == 0 @public_keys = parseKeys(Ops.get_string(out, "stdout", "")) end deep_copy(@public_keys) end |
- (Boolean) SignAsciiDetached(keyid, file, passphrase)
Sign a file. The ASCII armored signature is stored in file with .asc suffix
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# File '../../src/modules/GPG.rb', line 364 def SignAsciiDetached(keyid, file, passphrase) SignFile(keyid, file, passphrase, true) end |
- (Boolean) SignDetached(keyid, file, passphrase)
Sign a file. The binary signature is stored in file with .sig suffix
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# File '../../src/modules/GPG.rb', line 373 def SignDetached(keyid, file, passphrase) SignFile(keyid, file, passphrase, false) end |
- (Boolean) SignFile(keyid, file, passphrase, ascii_signature)
Sign a file. The ASCII armored signature is stored in file with .asc suffix
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# File '../../src/modules/GPG.rb', line 303 def SignFile(keyid, file, passphrase, ascii_signature) if passphrase.nil? || keyid.nil? || keyid == "" || file.nil? || file == "" Builtins.y2error( "Invalid parameters: keyid: %1, file: %2, passphrase: %3", keyid, file, passphrase ) return false end # signature suffix depends on the format suffix = ascii_signature ? ".asc" : ".sig" if Ops.greater_or_equal( Convert.to_integer( SCR.Read(path(".target.size"), Ops.add(file, suffix)) ), 0 ) # remove the existing key SCR.Execute( path(".target.bash"), Builtins.sformat("rm -f '%1%2'", String.Quote(file), suffix) ) end # save the passphrase to a file tmpfile = Ops.add( Convert.to_string(SCR.Read(path(".target.tmpdir"))), "/stdin" ) written = SCR.Write( path(".target.string"), tmpfile, Ops.add(passphrase, "\n") ) return false if !written # use the passphrase out = callGPG( Builtins.sformat( "--detach-sign -u '%1' --no-tty --batch --command-fd=0 --passphrase-fd 0 %2 '%3' < '%4'", String.Quote(keyid), ascii_signature ? "-a" : "", String.Quote(file), String.Quote(tmpfile) ) ) Ops.get_integer(out, "exit", -1) == 0 end |
- (Boolean) VerifyFile(sig_file, file)
Verify a file using a signature file. The key which has been used for signing must be imported in the keyring.
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# File '../../src/modules/GPG.rb', line 381 def VerifyFile(sig_file, file) out = callGPG( Builtins.sformat( "--verify '%1' '%2'", String.Quote(sig_file), String.Quote(file) ) ) Ops.get_integer(out, "exit", -1) == 0 end |