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1 | #!/bin/sh | |
2 | # | |
3 | # Please send bug reports to pzurowski@pld-linux.org or pld-devel-* lists | |
4 | # | |
5 | # 2004, GPL 2+ | |
6 | # | |
7 | # >> PLACE STANDARD GPL DISCLAIMER H E R E . << | |
8 | # | |
9 | CONFIG=/etc/sysconfig/banner | |
10 | ||
11 | ####################################################### CONFIG ######## | |
12 | ||
13 | # default parameters | |
14 | ########################## | |
15 | ||
16 | BANNERDIR="/var/lib/banner/" | |
17 | # egrep regexp | |
18 | EXCLUDEFILES="(rpmnew$|rpmsave$|~$)" | |
19 | STDOUT="1" # stdout by default | |
20 | #STDOUT="2" # stderr by default | |
21 | ||
22 | # config parameters | |
23 | ########################## | |
24 | ||
25 | if [ -r $CONFIG ]; then | |
26 | . $CONFIG | |
27 | fi | |
28 | ||
29 | ||
30 | # override parameters | |
31 | ########################## | |
32 | ||
33 | ALL_BANNERS=0 | |
34 | BANNERS="" | |
35 | NOBANNERS="" | |
36 | BANNER_LIST="" | |
37 | CHOOSE_NEWER="no" | |
38 | CHOOSE_OLDER="no" | |
39 | EXCLUDE_FLAG=0 | |
40 | NEED_BANNER_LIST=0 | |
41 | NEED_MTIME_CHECK=0 | |
42 | NEW_APPEND=0 | |
43 | NEW_BANNER="" | |
44 | NEW_SHOW=0 | |
45 | ||
46 | case $STDOUT in | |
47 | [1-9]) ;; | |
48 | *) STDOUT="1" ;; | |
49 | esac | |
50 | ||
51 | #################################################### FUNCTIONS ######## | |
52 | ||
53 | Usage() { | |
54 | cat << EOF | |
55 | Usage: $(basename $0) [options] [banners] | |
56 | EOF | |
57 | } | |
58 | ||
59 | Help() { | |
60 | Usage | |
61 | cat << EOF | |
62 | -a, --all - all banners | |
63 | -d, --delete - delete specified banners | |
64 | -e, --exclude - exclude following banners (useful with -a) | |
65 | -h, --help - show this help | |
66 | -i, --include - cancel effect of -e (EXCLUDED banners will remain excluded) | |
67 | -m, --make - make a brand-new banner named as following parameter [1] (from stdin) | |
68 | -M - same as above, but append if file exists | |
69 | -n, --names - show names of the banners | |
70 | --newer - all choosen banners should be newer than following parameter in seconds | |
71 | --older - all choosen banners should be older than following parameter in seconds | |
72 | -s, --show - show specified banners | |
73 | --stderr - send banner to stderr instead of stdout (or other) | |
74 | --stdout - send banner to stdout instead of stderr (or other) | |
75 | -u, --usage - show short help | |
76 | ||
77 | [1] if there is no slash ('/') in the given name default dir ($BANNERDIR) is used, | |
78 | otherwise the one that's specified | |
79 | EOF | |
80 | } | |
81 | ||
82 | Unknown_para() { | |
83 | cat << EOF | |
84 | Unknown parameter $1 | |
85 | EOF | |
86 | Help | |
87 | } | |
88 | ||
89 | check_banners_mtime() { | |
90 | BANNERS="$1" | |
91 | OLDER="$2" | |
92 | NEWER="$3" | |
93 | DATE=$(date +%s) | |
94 | for BANNER in $BANNERS;do | |
95 | STAT=$(stat -c %Y "$BANNERDIR/$BANNER") | |
96 | if [ $OLDER != "no" -a $(( $DATE - $STAT )) -lt $OLDER ]; then | |
97 | BANNER="" | |
98 | fi | |
99 | if [ $NEWER != "no" -a $(( $DATE - $STAT )) -gt $NEWER ]; then | |
100 | BANNER="" | |
101 | fi | |
102 | echo $BANNER | |
103 | done | |
104 | } | |
105 | ||
106 | delete_banners() { | |
107 | BANNERS="$1" | |
108 | rm -rf $(get_banner_location_list "$BANNER") | |
109 | } | |
110 | ||
111 | get_all_banner_list() { | |
112 | ls "$BANNERDIR" | grep -E -v "$EXCLUDEFILES" | |
113 | } | |
114 | ||
115 | get_banner_list() { | |
116 | BANNERS="$1" | |
117 | NOBANNERS="$2" | |
118 | for BANNER in $BANNERS; do | |
119 | if [ -r "$BANNERDIR/$BANNER" ]; then | |
120 | echo $NOBANNERS | grep -q $BANNER || echo $BANNER | |
121 | fi | |
122 | done | |
123 | } | |
124 | ||
125 | get_banner_location_list() { | |
126 | BANNERS="$1" | |
127 | for BANNER in $BANNERS; do | |
128 | echo "$BANNERDIR/$BANNER" | |
129 | done | |
130 | } | |
131 | ||
132 | make_banner() { | |
133 | BANNER="$1" | |
134 | SHOW="$2" | |
135 | if [ ! -d "${BANNER%/*}" ]; then | |
136 | mkdir -p "${BANNER%/*}" | |
137 | fi | |
138 | data=$(cat) | |
139 | if [ $NEW_APPEND -eq 0 ]; then | |
140 | echo "$data" > $BANNER | |
141 | else | |
142 | echo "$data" >> $BANNER | |
143 | fi | |
144 | if [ $SHOW -eq 1 ]; then | |
145 | echo "$data" | |
146 | fi | |
147 | } | |
148 | ||
149 | show_banner() { | |
150 | cat "$BANNERDIR/$1" >&$STDOUT | |
151 | } | |
152 | ||
153 | show_banners() { | |
154 | for BANNER in $*; do | |
155 | show_banner $BANNER | |
156 | done | |
157 | } | |
158 | ||
159 | ######################################################### MAIN ######## | |
160 | while [ -n "$1" ]; do | |
161 | case "$1" in | |
162 | -a|--all) | |
163 | ALL_BANNERS=1 | |
164 | ;; | |
165 | -d|--delete) | |
166 | NEED_BANNER_LIST=1 | |
167 | ACTION="delete" | |
168 | ;; | |
169 | -e|--exclude) | |
170 | EXCLUDE_FLAG=1 | |
171 | ;; | |
172 | -h|--help) | |
173 | Help | |
174 | exit 0 | |
175 | ;; | |
176 | -i|--include) | |
177 | EXCLUDE_FLAG=0 | |
178 | ;; | |
179 | -m|--make|-M) | |
180 | NEED_BANNER_LIST=0 | |
181 | if [[ "$2" != */* ]]; then | |
182 | NEW_BANNER="$BANNERDIR/${2##*/}" | |
183 | else | |
184 | NEW_BANNER="$2" | |
185 | fi | |
186 | ACTION="make" | |
187 | if [ "$1" = "-M" ]; then | |
188 | NEW_APPEND=1 | |
189 | else | |
190 | NEW_APPEND=0 | |
191 | fi | |
192 | if [ -z "$NEW_BANNER" ]; then | |
193 | Help | |
194 | exit 2 | |
195 | fi | |
196 | shift | |
197 | ;; | |
198 | -n|--names) | |
199 | NEED_BANNER_LIST=1 | |
200 | ACTION="names" | |
201 | ;; | |
202 | --newer) | |
203 | NEED_MTIME_CHECK=1 | |
204 | CHOOSE_NEWER="$2" | |
205 | if [ -z "$CHOOSE_NEWER" ]; then | |
206 | Help | |
207 | exit 2 | |
208 | fi | |
209 | shift | |
210 | ;; | |
211 | --older) | |
212 | NEED_MTIME_CHECK=1 | |
213 | CHOOSE_OLDER="$2" | |
214 | if [ -z "$CHOOSE_OLDER" ]; then | |
215 | Help | |
216 | exit 2 | |
217 | fi | |
218 | shift | |
219 | ;; | |
220 | -s|--show) | |
221 | NEED_BANNER_LIST=1 | |
222 | NEW_SHOW=1 | |
223 | ACTION="show" | |
224 | ;; | |
225 | --stdout) | |
226 | STDOUT="1" | |
227 | ;; | |
228 | --stderr) | |
229 | STDOUT="2" | |
230 | ;; | |
231 | -u|--usage) | |
232 | Usage | |
233 | exit 0 | |
234 | ;; | |
235 | -*) | |
236 | Unknown_para "$1" | |
237 | exit 1 | |
238 | ;; | |
239 | *) | |
240 | if [ $EXCLUDE_FLAG -eq 0 ]; then | |
241 | BANNERS="$BANNERS ${1##*/}" | |
242 | else | |
243 | NOBANNERS="$NOBANNERS ${1##*/}" | |
244 | fi | |
245 | ;; | |
246 | esac | |
247 | shift | |
248 | done | |
249 | ||
250 | if [ $ALL_BANNERS -ne 0 ]; then | |
251 | BANNERS=`get_all_banner_list` | |
252 | fi | |
253 | if [ $NEED_BANNER_LIST -ne 0 ]; then | |
254 | BANNER_LIST=`get_banner_list "$BANNERS" "$NOBANNERS"` | |
255 | fi | |
256 | if [ $NEED_MTIME_CHECK -ne 0 ]; then | |
257 | BANNER_LIST=`check_banners_mtime "$BANNER_LIST" "$CHOOSE_OLDER" "$CHOOSE_NEWER"` | |
258 | fi | |
259 | ||
260 | case $ACTION in | |
261 | "delete") | |
262 | delete_banners $BANNER_LIST | |
263 | ;; | |
264 | "make") | |
265 | make_banner $NEW_BANNER $NEW_SHOW | |
266 | ;; | |
267 | "names") | |
268 | echo $BANNER_LIST | |
269 | ;; | |
270 | "show") | |
271 | show_banners $BANNER_LIST | |
272 | ;; | |
273 | "") | |
274 | Help | |
275 | ;; | |
276 | esac |