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1 | 4f3d5b76 | Michael Hanselmann | #!/usr/bin/python |
---|---|---|---|
2 | 4f3d5b76 | Michael Hanselmann | # |
3 | 4f3d5b76 | Michael Hanselmann | |
4 | f5ce7613 | Iustin Pop | # Copyright (C) 2009, 2010, 2011, 2012 Google Inc. |
5 | 4f3d5b76 | Michael Hanselmann | # |
6 | 4f3d5b76 | Michael Hanselmann | # This program is free software; you can redistribute it and/or modify |
7 | 4f3d5b76 | Michael Hanselmann | # it under the terms of the GNU General Public License as published by |
8 | 4f3d5b76 | Michael Hanselmann | # the Free Software Foundation; either version 2 of the License, or |
9 | 4f3d5b76 | Michael Hanselmann | # (at your option) any later version. |
10 | 4f3d5b76 | Michael Hanselmann | # |
11 | 4f3d5b76 | Michael Hanselmann | # This program is distributed in the hope that it will be useful, but |
12 | 4f3d5b76 | Michael Hanselmann | # WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | 4f3d5b76 | Michael Hanselmann | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | 4f3d5b76 | Michael Hanselmann | # General Public License for more details. |
15 | 4f3d5b76 | Michael Hanselmann | # |
16 | 4f3d5b76 | Michael Hanselmann | # You should have received a copy of the GNU General Public License |
17 | 4f3d5b76 | Michael Hanselmann | # along with this program; if not, write to the Free Software |
18 | 4f3d5b76 | Michael Hanselmann | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
19 | 4f3d5b76 | Michael Hanselmann | # 02110-1301, USA. |
20 | 4f3d5b76 | Michael Hanselmann | |
21 | 4f3d5b76 | Michael Hanselmann | |
22 | b4086ce8 | Michael Hanselmann | """Script to generate bash_completion script for Ganeti. |
23 | b4086ce8 | Michael Hanselmann | |
24 | b4086ce8 | Michael Hanselmann | """ |
25 | b4086ce8 | Michael Hanselmann | |
26 | b459a848 | Andrea Spadaccini | # pylint: disable=C0103 |
27 | b4086ce8 | Michael Hanselmann | # [C0103] Invalid name build-bash-completion |
28 | b4086ce8 | Michael Hanselmann | |
29 | 4f3d5b76 | Michael Hanselmann | import os |
30 | f8d01158 | Iustin Pop | import os.path |
31 | 4f3d5b76 | Michael Hanselmann | import re |
32 | 49283373 | Michael Hanselmann | import itertools |
33 | e80aeb89 | Michael Hanselmann | import optparse |
34 | 4f3d5b76 | Michael Hanselmann | from cStringIO import StringIO |
35 | 4f3d5b76 | Michael Hanselmann | |
36 | 4f3d5b76 | Michael Hanselmann | from ganeti import constants |
37 | 4f3d5b76 | Michael Hanselmann | from ganeti import cli |
38 | 4f3d5b76 | Michael Hanselmann | from ganeti import utils |
39 | e948770c | Michael Hanselmann | from ganeti import build |
40 | 13718ded | Michael Hanselmann | from ganeti import pathutils |
41 | 4f3d5b76 | Michael Hanselmann | |
42 | 8e55e20f | Michael Hanselmann | from ganeti.tools import burnin |
43 | 8e55e20f | Michael Hanselmann | |
44 | 4f3d5b76 | Michael Hanselmann | # _autoconf shouldn't be imported from anywhere except constants.py, but we're |
45 | 4f3d5b76 | Michael Hanselmann | # making an exception here because this script is only used at build time. |
46 | 4f3d5b76 | Michael Hanselmann | from ganeti import _autoconf |
47 | 4f3d5b76 | Michael Hanselmann | |
48 | 49283373 | Michael Hanselmann | #: Regular expression describing desired format of option names. Long names can |
49 | 49283373 | Michael Hanselmann | #: contain lowercase characters, numbers and dashes only. |
50 | 49283373 | Michael Hanselmann | _OPT_NAME_RE = re.compile(r"^-[a-zA-Z0-9]|--[a-z][-a-z0-9]+$") |
51 | 49283373 | Michael Hanselmann | |
52 | 4f3d5b76 | Michael Hanselmann | |
53 | e80aeb89 | Michael Hanselmann | def WritePreamble(sw, support_debug): |
54 | 4f3d5b76 | Michael Hanselmann | """Writes the script preamble. |
55 | 4f3d5b76 | Michael Hanselmann | |
56 | 4f3d5b76 | Michael Hanselmann | Helper functions should be written here. |
57 | 4f3d5b76 | Michael Hanselmann | |
58 | 4f3d5b76 | Michael Hanselmann | """ |
59 | 4f3d5b76 | Michael Hanselmann | sw.Write("# This script is automatically generated at build time.") |
60 | 4f3d5b76 | Michael Hanselmann | sw.Write("# Do not modify manually.") |
61 | 4f3d5b76 | Michael Hanselmann | |
62 | e80aeb89 | Michael Hanselmann | if support_debug: |
63 | e80aeb89 | Michael Hanselmann | sw.Write("_gnt_log() {") |
64 | 5b0ca9d4 | Michael Hanselmann | sw.IncIndent() |
65 | 5b0ca9d4 | Michael Hanselmann | try: |
66 | e80aeb89 | Michael Hanselmann | sw.Write("if [[ -n \"$GANETI_COMPL_LOG\" ]]; then") |
67 | 5b0ca9d4 | Michael Hanselmann | sw.IncIndent() |
68 | 5b0ca9d4 | Michael Hanselmann | try: |
69 | e80aeb89 | Michael Hanselmann | sw.Write("{") |
70 | e80aeb89 | Michael Hanselmann | sw.IncIndent() |
71 | e80aeb89 | Michael Hanselmann | try: |
72 | e80aeb89 | Michael Hanselmann | sw.Write("echo ---") |
73 | e80aeb89 | Michael Hanselmann | sw.Write("echo \"$@\"") |
74 | e80aeb89 | Michael Hanselmann | sw.Write("echo") |
75 | e80aeb89 | Michael Hanselmann | finally: |
76 | e80aeb89 | Michael Hanselmann | sw.DecIndent() |
77 | e80aeb89 | Michael Hanselmann | sw.Write("} >> $GANETI_COMPL_LOG") |
78 | 5b0ca9d4 | Michael Hanselmann | finally: |
79 | 5b0ca9d4 | Michael Hanselmann | sw.DecIndent() |
80 | e80aeb89 | Michael Hanselmann | sw.Write("fi") |
81 | 5b0ca9d4 | Michael Hanselmann | finally: |
82 | 5b0ca9d4 | Michael Hanselmann | sw.DecIndent() |
83 | e80aeb89 | Michael Hanselmann | sw.Write("}") |
84 | 5b0ca9d4 | Michael Hanselmann | |
85 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_nodes() {") |
86 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
87 | 4f3d5b76 | Michael Hanselmann | try: |
88 | 13718ded | Michael Hanselmann | node_list_path = os.path.join(pathutils.DATA_DIR, "ssconf_node_list") |
89 | 5a78e2e7 | Michael Hanselmann | sw.Write("cat %s 2>/dev/null || :", utils.ShellQuote(node_list_path)) |
90 | 4f3d5b76 | Michael Hanselmann | finally: |
91 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
92 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
93 | 4f3d5b76 | Michael Hanselmann | |
94 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_instances() {") |
95 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
96 | 4f3d5b76 | Michael Hanselmann | try: |
97 | 13718ded | Michael Hanselmann | instance_list_path = os.path.join(pathutils.DATA_DIR, |
98 | 4f3d5b76 | Michael Hanselmann | "ssconf_instance_list") |
99 | 5a78e2e7 | Michael Hanselmann | sw.Write("cat %s 2>/dev/null || :", utils.ShellQuote(instance_list_path)) |
100 | 4f3d5b76 | Michael Hanselmann | finally: |
101 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
102 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
103 | 4f3d5b76 | Michael Hanselmann | |
104 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_jobs() {") |
105 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
106 | 4f3d5b76 | Michael Hanselmann | try: |
107 | 4f3d5b76 | Michael Hanselmann | # FIXME: this is really going into the internals of the job queue |
108 | e0f470ac | Iustin Pop | sw.Write(("local jlist=($( shopt -s nullglob &&" |
109 | e0f470ac | Iustin Pop | " cd %s 2>/dev/null && echo job-* || : ))"), |
110 | 13718ded | Michael Hanselmann | utils.ShellQuote(pathutils.QUEUE_DIR)) |
111 | e0f470ac | Iustin Pop | sw.Write('echo "${jlist[@]/job-/}"') |
112 | 4f3d5b76 | Michael Hanselmann | finally: |
113 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
114 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
115 | 4f3d5b76 | Michael Hanselmann | |
116 | 30d44392 | Michael Hanselmann | for (fnname, paths) in [ |
117 | 13718ded | Michael Hanselmann | ("os", pathutils.OS_SEARCH_PATH), |
118 | 5ae4945a | Iustin Pop | ("iallocator", constants.IALLOCATOR_SEARCH_PATH), |
119 | 5ae4945a | Iustin Pop | ]: |
120 | 30d44392 | Michael Hanselmann | sw.Write("_ganeti_%s() {", fnname) |
121 | 30d44392 | Michael Hanselmann | sw.IncIndent() |
122 | 30d44392 | Michael Hanselmann | try: |
123 | 30d44392 | Michael Hanselmann | # FIXME: Make querying the master for all OSes cheap |
124 | 30d44392 | Michael Hanselmann | for path in paths: |
125 | 30d44392 | Michael Hanselmann | sw.Write("( shopt -s nullglob && cd %s 2>/dev/null && echo * || : )", |
126 | 30d44392 | Michael Hanselmann | utils.ShellQuote(path)) |
127 | 30d44392 | Michael Hanselmann | finally: |
128 | 30d44392 | Michael Hanselmann | sw.DecIndent() |
129 | 30d44392 | Michael Hanselmann | sw.Write("}") |
130 | 4f3d5b76 | Michael Hanselmann | |
131 | 36e247e1 | Guido Trotter | sw.Write("_ganeti_nodegroup() {") |
132 | 36e247e1 | Guido Trotter | sw.IncIndent() |
133 | 36e247e1 | Guido Trotter | try: |
134 | 13718ded | Michael Hanselmann | nodegroups_path = os.path.join(pathutils.DATA_DIR, "ssconf_nodegroups") |
135 | 36e247e1 | Guido Trotter | sw.Write("cat %s 2>/dev/null || :", utils.ShellQuote(nodegroups_path)) |
136 | 36e247e1 | Guido Trotter | finally: |
137 | 36e247e1 | Guido Trotter | sw.DecIndent() |
138 | 36e247e1 | Guido Trotter | sw.Write("}") |
139 | 36e247e1 | Guido Trotter | |
140 | 4e4b6b7a | Apollon Oikonomopoulos | sw.Write("_ganeti_network() {") |
141 | 4e4b6b7a | Apollon Oikonomopoulos | sw.IncIndent() |
142 | 4e4b6b7a | Apollon Oikonomopoulos | try: |
143 | 4e4b6b7a | Apollon Oikonomopoulos | networks_path = os.path.join(pathutils.DATA_DIR, "ssconf_networks") |
144 | 4e4b6b7a | Apollon Oikonomopoulos | sw.Write("cat %s 2>/dev/null || :", utils.ShellQuote(networks_path)) |
145 | 4e4b6b7a | Apollon Oikonomopoulos | finally: |
146 | 4e4b6b7a | Apollon Oikonomopoulos | sw.DecIndent() |
147 | 4e4b6b7a | Apollon Oikonomopoulos | sw.Write("}") |
148 | 4e4b6b7a | Apollon Oikonomopoulos | |
149 | 4f3d5b76 | Michael Hanselmann | # Params: <offset> <options with values> <options without values> |
150 | 4f3d5b76 | Michael Hanselmann | # Result variable: $first_arg_idx |
151 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_find_first_arg() {") |
152 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
153 | 4f3d5b76 | Michael Hanselmann | try: |
154 | 4f3d5b76 | Michael Hanselmann | sw.Write("local w i") |
155 | 4f3d5b76 | Michael Hanselmann | |
156 | 4f3d5b76 | Michael Hanselmann | sw.Write("first_arg_idx=") |
157 | 4f3d5b76 | Michael Hanselmann | sw.Write("for (( i=$1; i < COMP_CWORD; ++i )); do") |
158 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
159 | 4f3d5b76 | Michael Hanselmann | try: |
160 | 4f3d5b76 | Michael Hanselmann | sw.Write("w=${COMP_WORDS[$i]}") |
161 | 4f3d5b76 | Michael Hanselmann | |
162 | 4f3d5b76 | Michael Hanselmann | # Skip option value |
163 | 4f3d5b76 | Michael Hanselmann | sw.Write("""if [[ -n "$2" && "$w" == @($2) ]]; then let ++i""") |
164 | 4f3d5b76 | Michael Hanselmann | |
165 | 4f3d5b76 | Michael Hanselmann | # Skip |
166 | 4f3d5b76 | Michael Hanselmann | sw.Write("""elif [[ -n "$3" && "$w" == @($3) ]]; then :""") |
167 | 4f3d5b76 | Michael Hanselmann | |
168 | 4f3d5b76 | Michael Hanselmann | # Ah, we found the first argument |
169 | 4f3d5b76 | Michael Hanselmann | sw.Write("else first_arg_idx=$i; break;") |
170 | 4f3d5b76 | Michael Hanselmann | sw.Write("fi") |
171 | 4f3d5b76 | Michael Hanselmann | finally: |
172 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
173 | 4f3d5b76 | Michael Hanselmann | sw.Write("done") |
174 | 4f3d5b76 | Michael Hanselmann | finally: |
175 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
176 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
177 | 4f3d5b76 | Michael Hanselmann | |
178 | 4f3d5b76 | Michael Hanselmann | # Params: <list of options separated by space> |
179 | 4f3d5b76 | Michael Hanselmann | # Input variable: $first_arg_idx |
180 | 4f3d5b76 | Michael Hanselmann | # Result variables: $arg_idx, $choices |
181 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_list_options() {") |
182 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
183 | 4f3d5b76 | Michael Hanselmann | try: |
184 | 4f3d5b76 | Michael Hanselmann | sw.Write("""if [[ -z "$first_arg_idx" ]]; then""") |
185 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
186 | 4f3d5b76 | Michael Hanselmann | try: |
187 | 4f3d5b76 | Michael Hanselmann | sw.Write("arg_idx=0") |
188 | 4f3d5b76 | Michael Hanselmann | # Show options only if the current word starts with a dash |
189 | 4f3d5b76 | Michael Hanselmann | sw.Write("""if [[ "$cur" == -* ]]; then""") |
190 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
191 | 4f3d5b76 | Michael Hanselmann | try: |
192 | 4f3d5b76 | Michael Hanselmann | sw.Write("choices=$1") |
193 | 4f3d5b76 | Michael Hanselmann | finally: |
194 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
195 | 4f3d5b76 | Michael Hanselmann | sw.Write("fi") |
196 | 4f3d5b76 | Michael Hanselmann | sw.Write("return") |
197 | 4f3d5b76 | Michael Hanselmann | finally: |
198 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
199 | 4f3d5b76 | Michael Hanselmann | sw.Write("fi") |
200 | 4f3d5b76 | Michael Hanselmann | |
201 | 4f3d5b76 | Michael Hanselmann | # Calculate position of current argument |
202 | 4f3d5b76 | Michael Hanselmann | sw.Write("arg_idx=$(( COMP_CWORD - first_arg_idx ))") |
203 | 4f3d5b76 | Michael Hanselmann | sw.Write("choices=") |
204 | 4f3d5b76 | Michael Hanselmann | finally: |
205 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
206 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
207 | 4f3d5b76 | Michael Hanselmann | |
208 | d4b94fe8 | Michael Hanselmann | # Params: <long options with equal sign> <all options> |
209 | d4b94fe8 | Michael Hanselmann | # Result variable: $optcur |
210 | 3db199ea | Michael Hanselmann | sw.Write("_gnt_checkopt() {") |
211 | d4b94fe8 | Michael Hanselmann | sw.IncIndent() |
212 | d4b94fe8 | Michael Hanselmann | try: |
213 | d4b94fe8 | Michael Hanselmann | sw.Write("""if [[ -n "$1" && "$cur" == @($1) ]]; then""") |
214 | d4b94fe8 | Michael Hanselmann | sw.IncIndent() |
215 | d4b94fe8 | Michael Hanselmann | try: |
216 | d4b94fe8 | Michael Hanselmann | sw.Write("optcur=\"${cur#--*=}\"") |
217 | d4b94fe8 | Michael Hanselmann | sw.Write("return 0") |
218 | d4b94fe8 | Michael Hanselmann | finally: |
219 | d4b94fe8 | Michael Hanselmann | sw.DecIndent() |
220 | d4b94fe8 | Michael Hanselmann | sw.Write("""elif [[ -n "$2" && "$prev" == @($2) ]]; then""") |
221 | d4b94fe8 | Michael Hanselmann | sw.IncIndent() |
222 | d4b94fe8 | Michael Hanselmann | try: |
223 | d4b94fe8 | Michael Hanselmann | sw.Write("optcur=\"$cur\"") |
224 | d4b94fe8 | Michael Hanselmann | sw.Write("return 0") |
225 | d4b94fe8 | Michael Hanselmann | finally: |
226 | d4b94fe8 | Michael Hanselmann | sw.DecIndent() |
227 | d4b94fe8 | Michael Hanselmann | sw.Write("fi") |
228 | d4b94fe8 | Michael Hanselmann | |
229 | e80aeb89 | Michael Hanselmann | if support_debug: |
230 | e80aeb89 | Michael Hanselmann | sw.Write("_gnt_log optcur=\"'$optcur'\"") |
231 | 5b0ca9d4 | Michael Hanselmann | |
232 | d4b94fe8 | Michael Hanselmann | sw.Write("return 1") |
233 | d4b94fe8 | Michael Hanselmann | finally: |
234 | d4b94fe8 | Michael Hanselmann | sw.DecIndent() |
235 | d4b94fe8 | Michael Hanselmann | sw.Write("}") |
236 | d4b94fe8 | Michael Hanselmann | |
237 | a10caf87 | Michael Hanselmann | # Params: <compgen options> |
238 | a10caf87 | Michael Hanselmann | # Result variable: $COMPREPLY |
239 | 3db199ea | Michael Hanselmann | sw.Write("_gnt_compgen() {") |
240 | a10caf87 | Michael Hanselmann | sw.IncIndent() |
241 | a10caf87 | Michael Hanselmann | try: |
242 | a10caf87 | Michael Hanselmann | sw.Write("""COMPREPLY=( $(compgen "$@") )""") |
243 | e80aeb89 | Michael Hanselmann | if support_debug: |
244 | e80aeb89 | Michael Hanselmann | sw.Write("_gnt_log COMPREPLY=\"${COMPREPLY[@]}\"") |
245 | a10caf87 | Michael Hanselmann | finally: |
246 | a10caf87 | Michael Hanselmann | sw.DecIndent() |
247 | a10caf87 | Michael Hanselmann | sw.Write("}") |
248 | a10caf87 | Michael Hanselmann | |
249 | 4f3d5b76 | Michael Hanselmann | |
250 | 632d5090 | Michael Hanselmann | def WriteCompReply(sw, args, cur="\"$cur\""): |
251 | 3db199ea | Michael Hanselmann | sw.Write("_gnt_compgen %s -- %s", args, cur) |
252 | 4f3d5b76 | Michael Hanselmann | sw.Write("return") |
253 | 4f3d5b76 | Michael Hanselmann | |
254 | 4f3d5b76 | Michael Hanselmann | |
255 | 4f3d5b76 | Michael Hanselmann | class CompletionWriter: |
256 | 4f3d5b76 | Michael Hanselmann | """Command completion writer class. |
257 | 4f3d5b76 | Michael Hanselmann | |
258 | 4f3d5b76 | Michael Hanselmann | """ |
259 | e80aeb89 | Michael Hanselmann | def __init__(self, arg_offset, opts, args, support_debug): |
260 | 4f3d5b76 | Michael Hanselmann | self.arg_offset = arg_offset |
261 | 4f3d5b76 | Michael Hanselmann | self.opts = opts |
262 | 4f3d5b76 | Michael Hanselmann | self.args = args |
263 | e80aeb89 | Michael Hanselmann | self.support_debug = support_debug |
264 | 4f3d5b76 | Michael Hanselmann | |
265 | 4f3d5b76 | Michael Hanselmann | for opt in opts: |
266 | f59418db | Michael Hanselmann | # While documented, these variables aren't seen as public attributes by |
267 | b459a848 | Andrea Spadaccini | # pylint. pylint: disable=W0212 |
268 | 4f3d5b76 | Michael Hanselmann | opt.all_names = sorted(opt._short_opts + opt._long_opts) |
269 | 4f3d5b76 | Michael Hanselmann | |
270 | 49283373 | Michael Hanselmann | invalid = list(itertools.ifilterfalse(_OPT_NAME_RE.match, opt.all_names)) |
271 | 49283373 | Michael Hanselmann | if invalid: |
272 | 49283373 | Michael Hanselmann | raise Exception("Option names don't match regular expression '%s': %s" % |
273 | 49283373 | Michael Hanselmann | (_OPT_NAME_RE.pattern, utils.CommaJoin(invalid))) |
274 | 49283373 | Michael Hanselmann | |
275 | 4f3d5b76 | Michael Hanselmann | def _FindFirstArgument(self, sw): |
276 | 4f3d5b76 | Michael Hanselmann | ignore = [] |
277 | 4f3d5b76 | Michael Hanselmann | skip_one = [] |
278 | 4f3d5b76 | Michael Hanselmann | |
279 | 4f3d5b76 | Michael Hanselmann | for opt in self.opts: |
280 | 4f3d5b76 | Michael Hanselmann | if opt.takes_value(): |
281 | 4f3d5b76 | Michael Hanselmann | # Ignore value |
282 | 4f3d5b76 | Michael Hanselmann | for i in opt.all_names: |
283 | 580ef58d | Michael Hanselmann | if i.startswith("--"): |
284 | 580ef58d | Michael Hanselmann | ignore.append("%s=*" % utils.ShellQuote(i)) |
285 | 4f3d5b76 | Michael Hanselmann | skip_one.append(utils.ShellQuote(i)) |
286 | 4f3d5b76 | Michael Hanselmann | else: |
287 | 4f3d5b76 | Michael Hanselmann | ignore.extend([utils.ShellQuote(i) for i in opt.all_names]) |
288 | 4f3d5b76 | Michael Hanselmann | |
289 | 4f3d5b76 | Michael Hanselmann | ignore = sorted(utils.UniqueSequence(ignore)) |
290 | 4f3d5b76 | Michael Hanselmann | skip_one = sorted(utils.UniqueSequence(skip_one)) |
291 | 4f3d5b76 | Michael Hanselmann | |
292 | 4f3d5b76 | Michael Hanselmann | if ignore or skip_one: |
293 | 4f3d5b76 | Michael Hanselmann | # Try to locate first argument |
294 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_find_first_arg %s %s %s", |
295 | 4f3d5b76 | Michael Hanselmann | self.arg_offset + 1, |
296 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote("|".join(skip_one)), |
297 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote("|".join(ignore))) |
298 | 4f3d5b76 | Michael Hanselmann | else: |
299 | 4f3d5b76 | Michael Hanselmann | # When there are no options the first argument is always at position |
300 | 4f3d5b76 | Michael Hanselmann | # offset + 1 |
301 | 4f3d5b76 | Michael Hanselmann | sw.Write("first_arg_idx=%s", self.arg_offset + 1) |
302 | 4f3d5b76 | Michael Hanselmann | |
303 | 4f3d5b76 | Michael Hanselmann | def _CompleteOptionValues(self, sw): |
304 | 4f3d5b76 | Michael Hanselmann | # Group by values |
305 | 4f3d5b76 | Michael Hanselmann | # "values" -> [optname1, optname2, ...] |
306 | 4f3d5b76 | Michael Hanselmann | values = {} |
307 | 4f3d5b76 | Michael Hanselmann | |
308 | 4f3d5b76 | Michael Hanselmann | for opt in self.opts: |
309 | 4f3d5b76 | Michael Hanselmann | if not opt.takes_value(): |
310 | 4f3d5b76 | Michael Hanselmann | continue |
311 | 4f3d5b76 | Michael Hanselmann | |
312 | 4f3d5b76 | Michael Hanselmann | # Only static choices implemented so far (e.g. no node list) |
313 | 4f3d5b76 | Michael Hanselmann | suggest = getattr(opt, "completion_suggest", None) |
314 | 4f3d5b76 | Michael Hanselmann | |
315 | e7b61bb0 | Iustin Pop | # our custom option type |
316 | e7b61bb0 | Iustin Pop | if opt.type == "bool": |
317 | e7b61bb0 | Iustin Pop | suggest = ["yes", "no"] |
318 | e7b61bb0 | Iustin Pop | |
319 | 4f3d5b76 | Michael Hanselmann | if not suggest: |
320 | 4f3d5b76 | Michael Hanselmann | suggest = opt.choices |
321 | 4f3d5b76 | Michael Hanselmann | |
322 | 63d44c55 | Michael Hanselmann | if (isinstance(suggest, (int, long)) and |
323 | 63d44c55 | Michael Hanselmann | suggest in cli.OPT_COMPL_ALL): |
324 | 63d44c55 | Michael Hanselmann | key = suggest |
325 | 63d44c55 | Michael Hanselmann | elif suggest: |
326 | 63d44c55 | Michael Hanselmann | key = " ".join(sorted(suggest)) |
327 | 4f3d5b76 | Michael Hanselmann | else: |
328 | 63d44c55 | Michael Hanselmann | key = "" |
329 | 4f3d5b76 | Michael Hanselmann | |
330 | 63d44c55 | Michael Hanselmann | values.setdefault(key, []).extend(opt.all_names) |
331 | 4f3d5b76 | Michael Hanselmann | |
332 | 4f3d5b76 | Michael Hanselmann | # Don't write any code if there are no option values |
333 | 4f3d5b76 | Michael Hanselmann | if not values: |
334 | 4f3d5b76 | Michael Hanselmann | return |
335 | 4f3d5b76 | Michael Hanselmann | |
336 | d4b94fe8 | Michael Hanselmann | cur = "\"$optcur\"" |
337 | d4b94fe8 | Michael Hanselmann | |
338 | d4b94fe8 | Michael Hanselmann | wrote_opt = False |
339 | d4b94fe8 | Michael Hanselmann | |
340 | f5ce7613 | Iustin Pop | for (suggest, allnames) in values.items(): |
341 | d4b94fe8 | Michael Hanselmann | longnames = [i for i in allnames if i.startswith("--")] |
342 | d4b94fe8 | Michael Hanselmann | |
343 | d4b94fe8 | Michael Hanselmann | if wrote_opt: |
344 | d4b94fe8 | Michael Hanselmann | condcmd = "elif" |
345 | d4b94fe8 | Michael Hanselmann | else: |
346 | d4b94fe8 | Michael Hanselmann | condcmd = "if" |
347 | d4b94fe8 | Michael Hanselmann | |
348 | 3db199ea | Michael Hanselmann | sw.Write("%s _gnt_checkopt %s %s; then", condcmd, |
349 | d4b94fe8 | Michael Hanselmann | utils.ShellQuote("|".join(["%s=*" % i for i in longnames])), |
350 | d4b94fe8 | Michael Hanselmann | utils.ShellQuote("|".join(allnames))) |
351 | d4b94fe8 | Michael Hanselmann | sw.IncIndent() |
352 | d4b94fe8 | Michael Hanselmann | try: |
353 | 63d44c55 | Michael Hanselmann | if suggest == cli.OPT_COMPL_MANY_NODES: |
354 | 63d44c55 | Michael Hanselmann | # TODO: Implement comma-separated values |
355 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W ''", cur=cur) |
356 | 63d44c55 | Michael Hanselmann | elif suggest == cli.OPT_COMPL_ONE_NODE: |
357 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W \"$(_ganeti_nodes)\"", cur=cur) |
358 | 63d44c55 | Michael Hanselmann | elif suggest == cli.OPT_COMPL_ONE_INSTANCE: |
359 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W \"$(_ganeti_instances)\"", cur=cur) |
360 | 63d44c55 | Michael Hanselmann | elif suggest == cli.OPT_COMPL_ONE_OS: |
361 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W \"$(_ganeti_os)\"", cur=cur) |
362 | b954f097 | Constantinos Venetsanopoulos | elif suggest == cli.OPT_COMPL_ONE_EXTSTORAGE: |
363 | b954f097 | Constantinos Venetsanopoulos | WriteCompReply(sw, "-W \"$(_ganeti_extstorage)\"", cur=cur) |
364 | 63d44c55 | Michael Hanselmann | elif suggest == cli.OPT_COMPL_ONE_IALLOCATOR: |
365 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W \"$(_ganeti_iallocator)\"", cur=cur) |
366 | 36e247e1 | Guido Trotter | elif suggest == cli.OPT_COMPL_ONE_NODEGROUP: |
367 | 36e247e1 | Guido Trotter | WriteCompReply(sw, "-W \"$(_ganeti_nodegroup)\"", cur=cur) |
368 | 4e4b6b7a | Apollon Oikonomopoulos | elif suggest == cli.OPT_COMPL_ONE_NETWORK: |
369 | 4e4b6b7a | Apollon Oikonomopoulos | WriteCompReply(sw, "-W \"$(_ganeti_network)\"", cur=cur) |
370 | 2d3ed64b | Michael Hanselmann | elif suggest == cli.OPT_COMPL_INST_ADD_NODES: |
371 | 2d3ed64b | Michael Hanselmann | sw.Write("local tmp= node1= pfx= curvalue=\"${optcur#*:}\"") |
372 | 2d3ed64b | Michael Hanselmann | |
373 | 2d3ed64b | Michael Hanselmann | sw.Write("if [[ \"$optcur\" == *:* ]]; then") |
374 | 2d3ed64b | Michael Hanselmann | sw.IncIndent() |
375 | 2d3ed64b | Michael Hanselmann | try: |
376 | 2d3ed64b | Michael Hanselmann | sw.Write("node1=\"${optcur%%:*}\"") |
377 | 2d3ed64b | Michael Hanselmann | |
378 | 2d3ed64b | Michael Hanselmann | sw.Write("if [[ \"$COMP_WORDBREAKS\" != *:* ]]; then") |
379 | 2d3ed64b | Michael Hanselmann | sw.IncIndent() |
380 | 2d3ed64b | Michael Hanselmann | try: |
381 | 2d3ed64b | Michael Hanselmann | sw.Write("pfx=\"$node1:\"") |
382 | 2d3ed64b | Michael Hanselmann | finally: |
383 | 2d3ed64b | Michael Hanselmann | sw.DecIndent() |
384 | 2d3ed64b | Michael Hanselmann | sw.Write("fi") |
385 | 2d3ed64b | Michael Hanselmann | finally: |
386 | 2d3ed64b | Michael Hanselmann | sw.DecIndent() |
387 | 2d3ed64b | Michael Hanselmann | sw.Write("fi") |
388 | 2d3ed64b | Michael Hanselmann | |
389 | e80aeb89 | Michael Hanselmann | if self.support_debug: |
390 | e80aeb89 | Michael Hanselmann | sw.Write("_gnt_log pfx=\"'$pfx'\" curvalue=\"'$curvalue'\"" |
391 | e80aeb89 | Michael Hanselmann | " node1=\"'$node1'\"") |
392 | 2d3ed64b | Michael Hanselmann | |
393 | 2d3ed64b | Michael Hanselmann | sw.Write("for i in $(_ganeti_nodes); do") |
394 | 2d3ed64b | Michael Hanselmann | sw.IncIndent() |
395 | 2d3ed64b | Michael Hanselmann | try: |
396 | 2d3ed64b | Michael Hanselmann | sw.Write("if [[ -z \"$node1\" ]]; then") |
397 | 2d3ed64b | Michael Hanselmann | sw.IncIndent() |
398 | 2d3ed64b | Michael Hanselmann | try: |
399 | 2d3ed64b | Michael Hanselmann | sw.Write("tmp=\"$tmp $i $i:\"") |
400 | 2d3ed64b | Michael Hanselmann | finally: |
401 | 2d3ed64b | Michael Hanselmann | sw.DecIndent() |
402 | 2d3ed64b | Michael Hanselmann | sw.Write("elif [[ \"$i\" != \"$node1\" ]]; then") |
403 | 2d3ed64b | Michael Hanselmann | sw.IncIndent() |
404 | 2d3ed64b | Michael Hanselmann | try: |
405 | 2d3ed64b | Michael Hanselmann | sw.Write("tmp=\"$tmp $i\"") |
406 | 2d3ed64b | Michael Hanselmann | finally: |
407 | 2d3ed64b | Michael Hanselmann | sw.DecIndent() |
408 | 2d3ed64b | Michael Hanselmann | sw.Write("fi") |
409 | 2d3ed64b | Michael Hanselmann | finally: |
410 | 2d3ed64b | Michael Hanselmann | sw.DecIndent() |
411 | 2d3ed64b | Michael Hanselmann | sw.Write("done") |
412 | 2d3ed64b | Michael Hanselmann | |
413 | 2d3ed64b | Michael Hanselmann | WriteCompReply(sw, "-P \"$pfx\" -W \"$tmp\"", cur="\"$curvalue\"") |
414 | 63d44c55 | Michael Hanselmann | else: |
415 | 63d44c55 | Michael Hanselmann | WriteCompReply(sw, "-W %s" % utils.ShellQuote(suggest), cur=cur) |
416 | d4b94fe8 | Michael Hanselmann | finally: |
417 | d4b94fe8 | Michael Hanselmann | sw.DecIndent() |
418 | d4b94fe8 | Michael Hanselmann | |
419 | d4b94fe8 | Michael Hanselmann | wrote_opt = True |
420 | d4b94fe8 | Michael Hanselmann | |
421 | d4b94fe8 | Michael Hanselmann | if wrote_opt: |
422 | d4b94fe8 | Michael Hanselmann | sw.Write("fi") |
423 | d4b94fe8 | Michael Hanselmann | |
424 | d4b94fe8 | Michael Hanselmann | return |
425 | 632d5090 | Michael Hanselmann | |
426 | 4f3d5b76 | Michael Hanselmann | def _CompleteArguments(self, sw): |
427 | 4f3d5b76 | Michael Hanselmann | if not (self.opts or self.args): |
428 | 4f3d5b76 | Michael Hanselmann | return |
429 | 4f3d5b76 | Michael Hanselmann | |
430 | 4f3d5b76 | Michael Hanselmann | all_option_names = [] |
431 | 4f3d5b76 | Michael Hanselmann | for opt in self.opts: |
432 | 4f3d5b76 | Michael Hanselmann | all_option_names.extend(opt.all_names) |
433 | 4f3d5b76 | Michael Hanselmann | all_option_names.sort() |
434 | 4f3d5b76 | Michael Hanselmann | |
435 | 4f3d5b76 | Michael Hanselmann | # List options if no argument has been specified yet |
436 | 4f3d5b76 | Michael Hanselmann | sw.Write("_ganeti_list_options %s", |
437 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote(" ".join(all_option_names))) |
438 | 4f3d5b76 | Michael Hanselmann | |
439 | 4f3d5b76 | Michael Hanselmann | if self.args: |
440 | 4f3d5b76 | Michael Hanselmann | last_idx = len(self.args) - 1 |
441 | 4f3d5b76 | Michael Hanselmann | last_arg_end = 0 |
442 | 4f3d5b76 | Michael Hanselmann | varlen_arg_idx = None |
443 | 4f3d5b76 | Michael Hanselmann | wrote_arg = False |
444 | 4f3d5b76 | Michael Hanselmann | |
445 | 4f3d5b76 | Michael Hanselmann | sw.Write("compgenargs=") |
446 | 4f3d5b76 | Michael Hanselmann | |
447 | 4f3d5b76 | Michael Hanselmann | for idx, arg in enumerate(self.args): |
448 | 4f3d5b76 | Michael Hanselmann | assert arg.min is not None and arg.min >= 0 |
449 | 4f3d5b76 | Michael Hanselmann | assert not (idx < last_idx and arg.max is None) |
450 | 4f3d5b76 | Michael Hanselmann | |
451 | 4f3d5b76 | Michael Hanselmann | if arg.min != arg.max or arg.max is None: |
452 | 4f3d5b76 | Michael Hanselmann | if varlen_arg_idx is not None: |
453 | 4f3d5b76 | Michael Hanselmann | raise Exception("Only one argument can have a variable length") |
454 | 4f3d5b76 | Michael Hanselmann | varlen_arg_idx = idx |
455 | 4f3d5b76 | Michael Hanselmann | |
456 | 4f3d5b76 | Michael Hanselmann | compgenargs = [] |
457 | 4f3d5b76 | Michael Hanselmann | |
458 | 4f3d5b76 | Michael Hanselmann | if isinstance(arg, cli.ArgUnknown): |
459 | 4f3d5b76 | Michael Hanselmann | choices = "" |
460 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgSuggest): |
461 | 4f3d5b76 | Michael Hanselmann | choices = utils.ShellQuote(" ".join(arg.choices)) |
462 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgInstance): |
463 | 4f3d5b76 | Michael Hanselmann | choices = "$(_ganeti_instances)" |
464 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgNode): |
465 | 4f3d5b76 | Michael Hanselmann | choices = "$(_ganeti_nodes)" |
466 | 667dbd6b | Adeodato Simo | elif isinstance(arg, cli.ArgGroup): |
467 | 667dbd6b | Adeodato Simo | choices = "$(_ganeti_nodegroup)" |
468 | 4e4b6b7a | Apollon Oikonomopoulos | elif isinstance(arg, cli.ArgNetwork): |
469 | 4e4b6b7a | Apollon Oikonomopoulos | choices = "$(_ganeti_network)" |
470 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgJobId): |
471 | 4f3d5b76 | Michael Hanselmann | choices = "$(_ganeti_jobs)" |
472 | f9faf9c3 | René Nussbaumer | elif isinstance(arg, cli.ArgOs): |
473 | f9faf9c3 | René Nussbaumer | choices = "$(_ganeti_os)" |
474 | b954f097 | Constantinos Venetsanopoulos | elif isinstance(arg, cli.ArgExtStorage): |
475 | b954f097 | Constantinos Venetsanopoulos | choices = "$(_ganeti_extstorage)" |
476 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgFile): |
477 | 4f3d5b76 | Michael Hanselmann | choices = "" |
478 | 4f3d5b76 | Michael Hanselmann | compgenargs.append("-f") |
479 | 4f3d5b76 | Michael Hanselmann | elif isinstance(arg, cli.ArgCommand): |
480 | 4f3d5b76 | Michael Hanselmann | choices = "" |
481 | 4f3d5b76 | Michael Hanselmann | compgenargs.append("-c") |
482 | 83ec7961 | Michael Hanselmann | elif isinstance(arg, cli.ArgHost): |
483 | 83ec7961 | Michael Hanselmann | choices = "" |
484 | 83ec7961 | Michael Hanselmann | compgenargs.append("-A hostname") |
485 | 4f3d5b76 | Michael Hanselmann | else: |
486 | 4f3d5b76 | Michael Hanselmann | raise Exception("Unknown argument type %r" % arg) |
487 | 4f3d5b76 | Michael Hanselmann | |
488 | 4f3d5b76 | Michael Hanselmann | if arg.min == 1 and arg.max == 1: |
489 | 4f3d5b76 | Michael Hanselmann | cmpcode = """"$arg_idx" == %d""" % (last_arg_end) |
490 | 8adfb141 | Michael Hanselmann | elif arg.max is None: |
491 | 8adfb141 | Michael Hanselmann | cmpcode = """"$arg_idx" -ge %d""" % (last_arg_end) |
492 | 5431eff1 | Michael Hanselmann | elif arg.min <= arg.max: |
493 | 4f3d5b76 | Michael Hanselmann | cmpcode = (""""$arg_idx" -ge %d && "$arg_idx" -lt %d""" % |
494 | 4f3d5b76 | Michael Hanselmann | (last_arg_end, last_arg_end + arg.max)) |
495 | 4f3d5b76 | Michael Hanselmann | else: |
496 | 4f3d5b76 | Michael Hanselmann | raise Exception("Unable to generate argument position condition") |
497 | 4f3d5b76 | Michael Hanselmann | |
498 | 4f3d5b76 | Michael Hanselmann | last_arg_end += arg.min |
499 | 4f3d5b76 | Michael Hanselmann | |
500 | 4f3d5b76 | Michael Hanselmann | if choices or compgenargs: |
501 | 4f3d5b76 | Michael Hanselmann | if wrote_arg: |
502 | 4f3d5b76 | Michael Hanselmann | condcmd = "elif" |
503 | 4f3d5b76 | Michael Hanselmann | else: |
504 | 4f3d5b76 | Michael Hanselmann | condcmd = "if" |
505 | 4f3d5b76 | Michael Hanselmann | |
506 | 4f3d5b76 | Michael Hanselmann | sw.Write("""%s [[ %s ]]; then""", condcmd, cmpcode) |
507 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
508 | 4f3d5b76 | Michael Hanselmann | try: |
509 | 4f3d5b76 | Michael Hanselmann | if choices: |
510 | 4f3d5b76 | Michael Hanselmann | sw.Write("""choices="$choices "%s""", choices) |
511 | 4f3d5b76 | Michael Hanselmann | if compgenargs: |
512 | 8adfb141 | Michael Hanselmann | sw.Write("compgenargs=%s", |
513 | 8adfb141 | Michael Hanselmann | utils.ShellQuote(" ".join(compgenargs))) |
514 | 4f3d5b76 | Michael Hanselmann | finally: |
515 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
516 | 4f3d5b76 | Michael Hanselmann | |
517 | 4f3d5b76 | Michael Hanselmann | wrote_arg = True |
518 | 4f3d5b76 | Michael Hanselmann | |
519 | 4f3d5b76 | Michael Hanselmann | if wrote_arg: |
520 | 4f3d5b76 | Michael Hanselmann | sw.Write("fi") |
521 | 4f3d5b76 | Michael Hanselmann | |
522 | 4f3d5b76 | Michael Hanselmann | if self.args: |
523 | 4f3d5b76 | Michael Hanselmann | WriteCompReply(sw, """-W "$choices" $compgenargs""") |
524 | 4f3d5b76 | Michael Hanselmann | else: |
525 | 4f3d5b76 | Michael Hanselmann | # $compgenargs exists only if there are arguments |
526 | 4f3d5b76 | Michael Hanselmann | WriteCompReply(sw, '-W "$choices"') |
527 | 4f3d5b76 | Michael Hanselmann | |
528 | 4f3d5b76 | Michael Hanselmann | def WriteTo(self, sw): |
529 | 4f3d5b76 | Michael Hanselmann | self._FindFirstArgument(sw) |
530 | 4f3d5b76 | Michael Hanselmann | self._CompleteOptionValues(sw) |
531 | 4f3d5b76 | Michael Hanselmann | self._CompleteArguments(sw) |
532 | 4f3d5b76 | Michael Hanselmann | |
533 | 4f3d5b76 | Michael Hanselmann | |
534 | e80aeb89 | Michael Hanselmann | def WriteCompletion(sw, scriptname, funcname, support_debug, |
535 | 4f3d5b76 | Michael Hanselmann | commands=None, |
536 | 4f3d5b76 | Michael Hanselmann | opts=None, args=None): |
537 | 4f3d5b76 | Michael Hanselmann | """Writes the completion code for one command. |
538 | 4f3d5b76 | Michael Hanselmann | |
539 | 4f3d5b76 | Michael Hanselmann | @type sw: ShellWriter |
540 | 4f3d5b76 | Michael Hanselmann | @param sw: Script writer |
541 | 4f3d5b76 | Michael Hanselmann | @type scriptname: string |
542 | 4f3d5b76 | Michael Hanselmann | @param scriptname: Name of command line program |
543 | 4f3d5b76 | Michael Hanselmann | @type funcname: string |
544 | 4f3d5b76 | Michael Hanselmann | @param funcname: Shell function name |
545 | 4f3d5b76 | Michael Hanselmann | @type commands: list |
546 | 4f3d5b76 | Michael Hanselmann | @param commands: List of all subcommands in this program |
547 | 4f3d5b76 | Michael Hanselmann | |
548 | 4f3d5b76 | Michael Hanselmann | """ |
549 | 34dfced1 | Michael Hanselmann | sw.Write("%s() {", funcname) |
550 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
551 | 4f3d5b76 | Michael Hanselmann | try: |
552 | 34dfced1 | Michael Hanselmann | sw.Write("local " |
553 | 632d5090 | Michael Hanselmann | ' cur="${COMP_WORDS[COMP_CWORD]}"' |
554 | 34dfced1 | Michael Hanselmann | ' prev="${COMP_WORDS[COMP_CWORD-1]}"' |
555 | 34dfced1 | Michael Hanselmann | ' i first_arg_idx choices compgenargs arg_idx optcur') |
556 | 580ef58d | Michael Hanselmann | |
557 | e80aeb89 | Michael Hanselmann | if support_debug: |
558 | e80aeb89 | Michael Hanselmann | sw.Write("_gnt_log cur=\"$cur\" prev=\"$prev\"") |
559 | e80aeb89 | Michael Hanselmann | sw.Write("[[ -n \"$GANETI_COMPL_LOG\" ]] &&" |
560 | e80aeb89 | Michael Hanselmann | " _gnt_log \"$(set | grep ^COMP_)\"") |
561 | 4f3d5b76 | Michael Hanselmann | |
562 | 4f3d5b76 | Michael Hanselmann | sw.Write("COMPREPLY=()") |
563 | 4f3d5b76 | Michael Hanselmann | |
564 | 4f3d5b76 | Michael Hanselmann | if opts is not None and args is not None: |
565 | 4f3d5b76 | Michael Hanselmann | assert not commands |
566 | e80aeb89 | Michael Hanselmann | CompletionWriter(0, opts, args, support_debug).WriteTo(sw) |
567 | 4f3d5b76 | Michael Hanselmann | |
568 | 4f3d5b76 | Michael Hanselmann | else: |
569 | 4f3d5b76 | Michael Hanselmann | sw.Write("""if [[ "$COMP_CWORD" == 1 ]]; then""") |
570 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
571 | 4f3d5b76 | Michael Hanselmann | try: |
572 | 4f3d5b76 | Michael Hanselmann | # Complete the command name |
573 | 4f3d5b76 | Michael Hanselmann | WriteCompReply(sw, |
574 | 4f3d5b76 | Michael Hanselmann | ("-W %s" % |
575 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote(" ".join(sorted(commands.keys()))))) |
576 | 4f3d5b76 | Michael Hanselmann | finally: |
577 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
578 | 4f3d5b76 | Michael Hanselmann | sw.Write("fi") |
579 | 4f3d5b76 | Michael Hanselmann | |
580 | b33cad4a | Michael Hanselmann | # Group commands by arguments and options |
581 | b33cad4a | Michael Hanselmann | grouped_cmds = {} |
582 | f5ce7613 | Iustin Pop | for cmd, (_, argdef, optdef, _, _) in commands.items(): |
583 | 4f3d5b76 | Michael Hanselmann | if not (argdef or optdef): |
584 | 4f3d5b76 | Michael Hanselmann | continue |
585 | b33cad4a | Michael Hanselmann | grouped_cmds.setdefault((tuple(argdef), tuple(optdef)), set()).add(cmd) |
586 | 4f3d5b76 | Michael Hanselmann | |
587 | b33cad4a | Michael Hanselmann | # We're doing options and arguments to commands |
588 | b33cad4a | Michael Hanselmann | sw.Write("""case "${COMP_WORDS[1]}" in""") |
589 | f5ce7613 | Iustin Pop | sort_grouped = sorted(grouped_cmds.items(), |
590 | f5ce7613 | Iustin Pop | key=lambda (_, y): sorted(y)[0]) |
591 | f5ce7613 | Iustin Pop | for ((argdef, optdef), cmds) in sort_grouped: |
592 | b33cad4a | Michael Hanselmann | assert argdef or optdef |
593 | b33cad4a | Michael Hanselmann | sw.Write("%s)", "|".join(map(utils.ShellQuote, sorted(cmds)))) |
594 | 4f3d5b76 | Michael Hanselmann | sw.IncIndent() |
595 | 4f3d5b76 | Michael Hanselmann | try: |
596 | e80aeb89 | Michael Hanselmann | CompletionWriter(1, optdef, argdef, support_debug).WriteTo(sw) |
597 | 4f3d5b76 | Michael Hanselmann | finally: |
598 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
599 | 4f3d5b76 | Michael Hanselmann | sw.Write(";;") |
600 | 4f3d5b76 | Michael Hanselmann | sw.Write("esac") |
601 | 4f3d5b76 | Michael Hanselmann | finally: |
602 | 4f3d5b76 | Michael Hanselmann | sw.DecIndent() |
603 | 4f3d5b76 | Michael Hanselmann | sw.Write("}") |
604 | 4f3d5b76 | Michael Hanselmann | |
605 | 4f3d5b76 | Michael Hanselmann | sw.Write("complete -F %s -o filenames %s", |
606 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote(funcname), |
607 | 4f3d5b76 | Michael Hanselmann | utils.ShellQuote(scriptname)) |
608 | 4f3d5b76 | Michael Hanselmann | |
609 | 4f3d5b76 | Michael Hanselmann | |
610 | 4f3d5b76 | Michael Hanselmann | def GetFunctionName(name): |
611 | 4f3d5b76 | Michael Hanselmann | return "_" + re.sub(r"[^a-z0-9]+", "_", name.lower()) |
612 | 4f3d5b76 | Michael Hanselmann | |
613 | 4f3d5b76 | Michael Hanselmann | |
614 | 4f3d5b76 | Michael Hanselmann | def GetCommands(filename, module): |
615 | 4f3d5b76 | Michael Hanselmann | """Returns the commands defined in a module. |
616 | 4f3d5b76 | Michael Hanselmann | |
617 | 4f3d5b76 | Michael Hanselmann | Aliases are also added as commands. |
618 | 4f3d5b76 | Michael Hanselmann | |
619 | 4f3d5b76 | Michael Hanselmann | """ |
620 | 4f3d5b76 | Michael Hanselmann | try: |
621 | 4f3d5b76 | Michael Hanselmann | commands = getattr(module, "commands") |
622 | f59418db | Michael Hanselmann | except AttributeError: |
623 | 4f3d5b76 | Michael Hanselmann | raise Exception("Script %s doesn't have 'commands' attribute" % |
624 | 4f3d5b76 | Michael Hanselmann | filename) |
625 | 4f3d5b76 | Michael Hanselmann | |
626 | 1f4e391b | Michael Hanselmann | # Add the implicit "--help" option |
627 | 1f4e391b | Michael Hanselmann | help_option = cli.cli_option("-h", "--help", default=False, |
628 | 1f4e391b | Michael Hanselmann | action="store_true") |
629 | 1f4e391b | Michael Hanselmann | |
630 | 5786c087 | Michael Hanselmann | for name, (_, _, optdef, _, _) in commands.items(): |
631 | 1f4e391b | Michael Hanselmann | if help_option not in optdef: |
632 | 1f4e391b | Michael Hanselmann | optdef.append(help_option) |
633 | 5786c087 | Michael Hanselmann | for opt in cli.COMMON_OPTS: |
634 | 5786c087 | Michael Hanselmann | if opt in optdef: |
635 | 5786c087 | Michael Hanselmann | raise Exception("Common option '%s' listed for command '%s' in %s" % |
636 | 5786c087 | Michael Hanselmann | (opt, name, filename)) |
637 | 5786c087 | Michael Hanselmann | optdef.append(opt) |
638 | 1f4e391b | Michael Hanselmann | |
639 | 4f3d5b76 | Michael Hanselmann | # Use aliases |
640 | 4f3d5b76 | Michael Hanselmann | aliases = getattr(module, "aliases", {}) |
641 | 4f3d5b76 | Michael Hanselmann | if aliases: |
642 | 4f3d5b76 | Michael Hanselmann | commands = commands.copy() |
643 | f5ce7613 | Iustin Pop | for name, target in aliases.items(): |
644 | 4f3d5b76 | Michael Hanselmann | commands[name] = commands[target] |
645 | 4f3d5b76 | Michael Hanselmann | |
646 | 4f3d5b76 | Michael Hanselmann | return commands |
647 | 4f3d5b76 | Michael Hanselmann | |
648 | 4f3d5b76 | Michael Hanselmann | |
649 | ada0e680 | Iustin Pop | def HaskellOptToOptParse(opts, kind): |
650 | ada0e680 | Iustin Pop | """Converts a Haskell options to Python cli_options. |
651 | ada0e680 | Iustin Pop | |
652 | ada0e680 | Iustin Pop | @type opts: string |
653 | ada0e680 | Iustin Pop | @param opts: comma-separated string with short and long options |
654 | ada0e680 | Iustin Pop | @type kind: string |
655 | ada0e680 | Iustin Pop | @param kind: type generated by Common.hs/complToText; needs to be |
656 | ada0e680 | Iustin Pop | kept in sync |
657 | ada0e680 | Iustin Pop | |
658 | ada0e680 | Iustin Pop | """ |
659 | ada0e680 | Iustin Pop | # pylint: disable=W0142 |
660 | ada0e680 | Iustin Pop | # since we pass *opts in a number of places |
661 | ada0e680 | Iustin Pop | opts = opts.split(",") |
662 | ada0e680 | Iustin Pop | if kind == "none": |
663 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, action="store_true") |
664 | f8d01158 | Iustin Pop | elif kind in ["file", "string", "host", "dir", "inetaddr"]: |
665 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, type="string") |
666 | ecebe9f6 | Iustin Pop | elif kind == "integer": |
667 | ecebe9f6 | Iustin Pop | return cli.cli_option(*opts, type="int") |
668 | ecebe9f6 | Iustin Pop | elif kind == "float": |
669 | ecebe9f6 | Iustin Pop | return cli.cli_option(*opts, type="float") |
670 | ada0e680 | Iustin Pop | elif kind == "onegroup": |
671 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, type="string", |
672 | ada0e680 | Iustin Pop | completion_suggest=cli.OPT_COMPL_ONE_NODEGROUP) |
673 | ada0e680 | Iustin Pop | elif kind == "onenode": |
674 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, type="string", |
675 | ada0e680 | Iustin Pop | completion_suggest=cli.OPT_COMPL_ONE_NODE) |
676 | ada0e680 | Iustin Pop | elif kind == "manyinstances": |
677 | ada0e680 | Iustin Pop | # FIXME: no support for many instances |
678 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, type="string") |
679 | fad06963 | Iustin Pop | elif kind.startswith("choices="): |
680 | fad06963 | Iustin Pop | choices = kind[len("choices="):].split(",") |
681 | ada0e680 | Iustin Pop | return cli.cli_option(*opts, type="choice", choices=choices) |
682 | ada0e680 | Iustin Pop | else: |
683 | ada0e680 | Iustin Pop | # FIXME: there are many other currently unused completion types, |
684 | ada0e680 | Iustin Pop | # should be added on an as-needed basis |
685 | fad06963 | Iustin Pop | raise Exception("Unhandled option kind '%s'" % kind) |
686 | fad06963 | Iustin Pop | |
687 | fad06963 | Iustin Pop | |
688 | fad06963 | Iustin Pop | #: serialised kind to arg type |
689 | fad06963 | Iustin Pop | _ARG_MAP = { |
690 | 46118ed2 | Iustin Pop | "choices": cli.ArgChoice, |
691 | fad06963 | Iustin Pop | "command": cli.ArgCommand, |
692 | fad06963 | Iustin Pop | "file": cli.ArgFile, |
693 | fad06963 | Iustin Pop | "host": cli.ArgHost, |
694 | fad06963 | Iustin Pop | "jobid": cli.ArgJobId, |
695 | fad06963 | Iustin Pop | "onegroup": cli.ArgGroup, |
696 | fad06963 | Iustin Pop | "oneinstance": cli.ArgInstance, |
697 | fad06963 | Iustin Pop | "onenode": cli.ArgNode, |
698 | fad06963 | Iustin Pop | "oneos": cli.ArgOs, |
699 | fad06963 | Iustin Pop | "string": cli.ArgUnknown, |
700 | 46118ed2 | Iustin Pop | "suggests": cli.ArgSuggest, |
701 | fad06963 | Iustin Pop | } |
702 | fad06963 | Iustin Pop | |
703 | fad06963 | Iustin Pop | |
704 | fad06963 | Iustin Pop | def HaskellArgToCliArg(kind, min_cnt, max_cnt): |
705 | fad06963 | Iustin Pop | """Converts a Haskell options to Python _Argument. |
706 | fad06963 | Iustin Pop | |
707 | fad06963 | Iustin Pop | @type kind: string |
708 | fad06963 | Iustin Pop | @param kind: type generated by Common.hs/argComplToText; needs to be |
709 | fad06963 | Iustin Pop | kept in sync |
710 | fad06963 | Iustin Pop | |
711 | fad06963 | Iustin Pop | """ |
712 | fad06963 | Iustin Pop | min_cnt = int(min_cnt) |
713 | fad06963 | Iustin Pop | if max_cnt == "none": |
714 | fad06963 | Iustin Pop | max_cnt = None |
715 | fad06963 | Iustin Pop | else: |
716 | fad06963 | Iustin Pop | max_cnt = int(max_cnt) |
717 | fad06963 | Iustin Pop | # pylint: disable=W0142 |
718 | fad06963 | Iustin Pop | # since we pass **kwargs |
719 | fad06963 | Iustin Pop | kwargs = {"min": min_cnt, "max": max_cnt} |
720 | fad06963 | Iustin Pop | |
721 | fad06963 | Iustin Pop | if kind.startswith("choices=") or kind.startswith("suggest="): |
722 | fad06963 | Iustin Pop | (kind, choices) = kind.split("=", 1) |
723 | fad06963 | Iustin Pop | kwargs["choices"] = choices.split(",") |
724 | fad06963 | Iustin Pop | |
725 | fad06963 | Iustin Pop | if kind not in _ARG_MAP: |
726 | fad06963 | Iustin Pop | raise Exception("Unhandled argument kind '%s'" % kind) |
727 | fad06963 | Iustin Pop | else: |
728 | fad06963 | Iustin Pop | return _ARG_MAP[kind](**kwargs) |
729 | ada0e680 | Iustin Pop | |
730 | ada0e680 | Iustin Pop | |
731 | 24476fa0 | Iustin Pop | def ParseHaskellOptsArgs(script, output): |
732 | 24476fa0 | Iustin Pop | """Computes list of options/arguments from help-completion output. |
733 | ada0e680 | Iustin Pop | |
734 | ada0e680 | Iustin Pop | """ |
735 | ada0e680 | Iustin Pop | cli_opts = [] |
736 | 24476fa0 | Iustin Pop | cli_args = [] |
737 | ada0e680 | Iustin Pop | for line in output.splitlines(): |
738 | fad06963 | Iustin Pop | v = line.split(None) |
739 | fad06963 | Iustin Pop | exc = lambda msg: Exception("Invalid %s output from %s: %s" % |
740 | fad06963 | Iustin Pop | (msg, script, v)) |
741 | fad06963 | Iustin Pop | if len(v) < 2: |
742 | fad06963 | Iustin Pop | raise exc("help completion") |
743 | fad06963 | Iustin Pop | if v[0].startswith("-"): |
744 | fad06963 | Iustin Pop | if len(v) != 2: |
745 | fad06963 | Iustin Pop | raise exc("option format") |
746 | fad06963 | Iustin Pop | (opts, kind) = v |
747 | fad06963 | Iustin Pop | cli_opts.append(HaskellOptToOptParse(opts, kind)) |
748 | fad06963 | Iustin Pop | else: |
749 | fad06963 | Iustin Pop | if len(v) != 3: |
750 | fad06963 | Iustin Pop | raise exc("argument format") |
751 | fad06963 | Iustin Pop | (kind, min_cnt, max_cnt) = v |
752 | 24476fa0 | Iustin Pop | cli_args.append(HaskellArgToCliArg(kind, min_cnt, max_cnt)) |
753 | 24476fa0 | Iustin Pop | return (cli_opts, cli_args) |
754 | 24476fa0 | Iustin Pop | |
755 | 24476fa0 | Iustin Pop | |
756 | 24476fa0 | Iustin Pop | def WriteHaskellCompletion(sw, script, htools=True, debug=True): |
757 | 24476fa0 | Iustin Pop | """Generates completion information for a Haskell program. |
758 | 24476fa0 | Iustin Pop | |
759 | 24476fa0 | Iustin Pop | This converts completion info from a Haskell program into 'fake' |
760 | 24476fa0 | Iustin Pop | cli_opts and then builds completion for them. |
761 | 24476fa0 | Iustin Pop | |
762 | 24476fa0 | Iustin Pop | """ |
763 | 24476fa0 | Iustin Pop | if htools: |
764 | 3add7574 | Iustin Pop | cmd = "./src/htools" |
765 | 24476fa0 | Iustin Pop | env = {"HTOOLS": script} |
766 | 24476fa0 | Iustin Pop | script_name = script |
767 | 24476fa0 | Iustin Pop | func_name = "htools_%s" % script |
768 | 24476fa0 | Iustin Pop | else: |
769 | 24476fa0 | Iustin Pop | cmd = "./" + script |
770 | 24476fa0 | Iustin Pop | env = {} |
771 | 24476fa0 | Iustin Pop | script_name = os.path.basename(script) |
772 | 24476fa0 | Iustin Pop | func_name = script_name |
773 | 24476fa0 | Iustin Pop | func_name = GetFunctionName(func_name) |
774 | 24476fa0 | Iustin Pop | output = utils.RunCmd([cmd, "--help-completion"], env=env, cwd=".").output |
775 | 24476fa0 | Iustin Pop | (opts, args) = ParseHaskellOptsArgs(script_name, output) |
776 | 24476fa0 | Iustin Pop | WriteCompletion(sw, script_name, func_name, debug, opts=opts, args=args) |
777 | 24476fa0 | Iustin Pop | |
778 | 24476fa0 | Iustin Pop | |
779 | 24476fa0 | Iustin Pop | def WriteHaskellCmdCompletion(sw, script, debug=True): |
780 | 24476fa0 | Iustin Pop | """Generates completion information for a Haskell multi-command program. |
781 | 24476fa0 | Iustin Pop | |
782 | 24476fa0 | Iustin Pop | This gathers the list of commands from a Haskell program and |
783 | 24476fa0 | Iustin Pop | computes the list of commands available, then builds the sub-command |
784 | 24476fa0 | Iustin Pop | list of options/arguments for each command, using that for building |
785 | 24476fa0 | Iustin Pop | a unified help output. |
786 | 24476fa0 | Iustin Pop | |
787 | 24476fa0 | Iustin Pop | """ |
788 | 24476fa0 | Iustin Pop | cmd = "./" + script |
789 | 24476fa0 | Iustin Pop | script_name = os.path.basename(script) |
790 | 24476fa0 | Iustin Pop | func_name = script_name |
791 | 24476fa0 | Iustin Pop | func_name = GetFunctionName(func_name) |
792 | 24476fa0 | Iustin Pop | output = utils.RunCmd([cmd, "--help-completion"], cwd=".").output |
793 | 24476fa0 | Iustin Pop | commands = {} |
794 | 24476fa0 | Iustin Pop | lines = output.splitlines() |
795 | 24476fa0 | Iustin Pop | if len(lines) != 1: |
796 | 24476fa0 | Iustin Pop | raise Exception("Invalid lines in multi-command mode: %s" % str(lines)) |
797 | 24476fa0 | Iustin Pop | v = lines[0].split(None) |
798 | 24476fa0 | Iustin Pop | exc = lambda msg: Exception("Invalid %s output from %s: %s" % |
799 | 24476fa0 | Iustin Pop | (msg, script, v)) |
800 | 24476fa0 | Iustin Pop | if len(v) != 3: |
801 | 24476fa0 | Iustin Pop | raise exc("help completion in multi-command mode") |
802 | 24476fa0 | Iustin Pop | if not v[0].startswith("choices="): |
803 | 24476fa0 | Iustin Pop | raise exc("invalid format in multi-command mode '%s'" % v[0]) |
804 | 24476fa0 | Iustin Pop | for subcmd in v[0][len("choices="):].split(","): |
805 | 24476fa0 | Iustin Pop | output = utils.RunCmd([cmd, subcmd, "--help-completion"], cwd=".").output |
806 | 24476fa0 | Iustin Pop | (opts, args) = ParseHaskellOptsArgs(script, output) |
807 | 24476fa0 | Iustin Pop | commands[subcmd] = (None, args, opts, None, None) |
808 | 24476fa0 | Iustin Pop | WriteCompletion(sw, script_name, func_name, debug, commands=commands) |
809 | ada0e680 | Iustin Pop | |
810 | ada0e680 | Iustin Pop | |
811 | 4f3d5b76 | Michael Hanselmann | def main(): |
812 | e80aeb89 | Michael Hanselmann | parser = optparse.OptionParser(usage="%prog [--compact]") |
813 | e80aeb89 | Michael Hanselmann | parser.add_option("--compact", action="store_true", |
814 | e80aeb89 | Michael Hanselmann | help=("Don't indent output and don't include debugging" |
815 | e80aeb89 | Michael Hanselmann | " facilities")) |
816 | e80aeb89 | Michael Hanselmann | |
817 | e80aeb89 | Michael Hanselmann | options, args = parser.parse_args() |
818 | e80aeb89 | Michael Hanselmann | if args: |
819 | e80aeb89 | Michael Hanselmann | parser.error("Wrong number of arguments") |
820 | e80aeb89 | Michael Hanselmann | |
821 | 24476fa0 | Iustin Pop | # Whether to build debug version of completion script |
822 | 24476fa0 | Iustin Pop | debug = not options.compact |
823 | 24476fa0 | Iustin Pop | |
824 | 4f3d5b76 | Michael Hanselmann | buf = StringIO() |
825 | 24476fa0 | Iustin Pop | sw = utils.ShellWriter(buf, indent=debug) |
826 | 4f3d5b76 | Michael Hanselmann | |
827 | 893ad76d | Michael Hanselmann | # Remember original state of extglob and enable it (required for pattern |
828 | 893ad76d | Michael Hanselmann | # matching; must be enabled while parsing script) |
829 | 893ad76d | Michael Hanselmann | sw.Write("gnt_shopt_extglob=$(shopt -p extglob || :)") |
830 | 893ad76d | Michael Hanselmann | sw.Write("shopt -s extglob") |
831 | 893ad76d | Michael Hanselmann | |
832 | 24476fa0 | Iustin Pop | WritePreamble(sw, debug) |
833 | 4f3d5b76 | Michael Hanselmann | |
834 | 4f3d5b76 | Michael Hanselmann | # gnt-* scripts |
835 | 4f3d5b76 | Michael Hanselmann | for scriptname in _autoconf.GNT_SCRIPTS: |
836 | 4f3d5b76 | Michael Hanselmann | filename = "scripts/%s" % scriptname |
837 | 4f3d5b76 | Michael Hanselmann | |
838 | 24476fa0 | Iustin Pop | WriteCompletion(sw, scriptname, GetFunctionName(scriptname), debug, |
839 | d6f5892b | Michael Hanselmann | commands=GetCommands(filename, |
840 | e948770c | Michael Hanselmann | build.LoadModule(filename))) |
841 | 4f3d5b76 | Michael Hanselmann | |
842 | 4f3d5b76 | Michael Hanselmann | # Burnin script |
843 | 13718ded | Michael Hanselmann | WriteCompletion(sw, "%s/burnin" % pathutils.TOOLSDIR, "_ganeti_burnin", |
844 | 24476fa0 | Iustin Pop | debug, |
845 | 4f3d5b76 | Michael Hanselmann | opts=burnin.OPTIONS, args=burnin.ARGUMENTS) |
846 | 4f3d5b76 | Michael Hanselmann | |
847 | 46118ed2 | Iustin Pop | # ganeti-cleaner |
848 | 46118ed2 | Iustin Pop | WriteHaskellCompletion(sw, "daemons/ganeti-cleaner", htools=False, |
849 | 46118ed2 | Iustin Pop | debug=not options.compact) |
850 | 46118ed2 | Iustin Pop | |
851 | ada0e680 | Iustin Pop | # htools, if enabled |
852 | ada0e680 | Iustin Pop | if _autoconf.HTOOLS: |
853 | ada0e680 | Iustin Pop | for script in _autoconf.HTOOLS_PROGS: |
854 | 24476fa0 | Iustin Pop | WriteHaskellCompletion(sw, script, htools=True, debug=debug) |
855 | ada0e680 | Iustin Pop | |
856 | f8d01158 | Iustin Pop | # ganeti-confd, if enabled |
857 | f8d01158 | Iustin Pop | if _autoconf.ENABLE_CONFD: |
858 | 3add7574 | Iustin Pop | WriteHaskellCompletion(sw, "src/ganeti-confd", htools=False, |
859 | 24476fa0 | Iustin Pop | debug=debug) |
860 | f8d01158 | Iustin Pop | |
861 | 988dc5ca | Iustin Pop | # mon-collector, if monitoring is enabled |
862 | 14013e5d | Michele Tartara | if _autoconf.ENABLE_MOND: |
863 | 3add7574 | Iustin Pop | WriteHaskellCmdCompletion(sw, "src/mon-collector", debug=debug) |
864 | 988dc5ca | Iustin Pop | |
865 | 893ad76d | Michael Hanselmann | # Reset extglob to original value |
866 | 893ad76d | Michael Hanselmann | sw.Write("[[ -n \"$gnt_shopt_extglob\" ]] && $gnt_shopt_extglob") |
867 | 893ad76d | Michael Hanselmann | sw.Write("unset gnt_shopt_extglob") |
868 | 893ad76d | Michael Hanselmann | |
869 | 4f3d5b76 | Michael Hanselmann | print buf.getvalue() |
870 | 4f3d5b76 | Michael Hanselmann | |
871 | 4f3d5b76 | Michael Hanselmann | |
872 | 4f3d5b76 | Michael Hanselmann | if __name__ == "__main__": |
873 | 4f3d5b76 | Michael Hanselmann | main() |