Move default numb lines into khomenu itself, decreasing it
[khome.git] / home / lib / login_functions.sh
CommitLineData
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1#
2
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3## open : string -> unit
4##
5## Fork xdg-open so we don't block current terminal session when opening
6## things like pdf files. For example:
7##
8## open book.pdf
9##
10open() {
11 (xdg-open "$1" &) &
12}
13
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14## notify_done : unit -> unit
15notify_done() {
16 local -r _status_code="$?"
17 local -r _program="$1"
18 local _timestamp
19 _timestamp="$(timestamp)"
20 local -r _msg="$_timestamp [$_program] done "
21 if [[ "$_status_code" -eq 0 ]]
22 then
23 notify-send -u normal "$_msg OK: $_status_code"
24 else
25 notify-send -u critical "$_msg ERROR: $_status_code"
26 fi
27}
28
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29## p : string -> unit
30p() {
31 awk \
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32 -v _s="$1" \
33 '
34 BEGIN {_s = tolower(_s)}
35
d788d3e1 36 # TODO fzf/dmenu select instead of searching:
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37 /^[a-zA-Z]/ && tolower($1) ~ _s && NF >= 2 {
38 n++
39 s = $1
40 p = $NF
41 if (NF == 2) {
42 e = ""
43 u = ""
44 } else if (NF == 3) {
45 e = $2
46 u = ""
47 } else {
48 e = $2
49 u = $3
50 } # TODO What would NF > 4 mean?
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51
52 printf("%d [O] s:\"%s\", e:\"%s\", u:\"%s\"\n", n, s, e, u) > "/dev/stderr"
53 if (match(u, "@")) {
54 tmp = e
55 e = u
56 u = tmp
57 printf("%d [C] s:\"%s\", e:\"%s\", u:\"%s\"\n", n, s, e, u) > "/dev/stderr"
58 }
59
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60 printf "%s", p # XXX Intentionally avoiding newline in the result.
61 }
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62
63 END {
64 if (n == 1) {
65 exit 0
66 } else if (n == 0) {
67 printf "[ERROR] Found nothing.\n" > "/dev/stderr"
68 exit 1
69 } else if (n > 1) {
70 # TODO fzf-select which of the records the user (ahem, me) wants.
71 printf "[WARNING] Found more than one record.\n" > "/dev/stderr"
72 exit 0
73 }
74 }
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75 ' \
76 ~/._p/p \
77 | xsel -i -b -t 30000
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78}
79
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80## web search
81## ws : string -> unit
8c2bec63 82ws() {
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83 local line search_string0 search_string
84
85 search_string0="$*"
86 case "$search_string0" in
87 '')
88 while read -r line; do
89 search_string="${search_string} ${line}"
90 done;;
91 *)
92 search_string="$search_string0";;
93 esac
94
95 firefox --search "$search_string"
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96}
97
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98
99## dictionary
100## d : string -> string list
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101d() {
102 local -r word=$(fzf < /usr/share/dict/words)
103 dict "$word"
104}
105
e899b7a4 106## shell_activity_report : (mon | dow) -> string list
94df2def 107shell_activity_report() {
ec81fc0a 108 # TODO: optional concrete number output
ec81fc0a 109 # TODO: optional combinations of granularities: hour, weekday, month, year
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110 local group_by="$1"
111 case "$group_by" in
112 'mon') ;;
113 'dow') ;;
114 '') group_by='dow';;
115 *)
957b0d4f 116 echo "Usage: $0 [mon|dow]" >&2
4b5a2977 117 kill -INT $$
d72bfd8f 118 esac
94df2def 119 history \
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120 | awk -v group_by="$group_by" '
121 function date2dow(y, m, d, _t, _i) {
122 # Contract:
123 # y > 1752, 1 <= m <= 12.
124 # Source:
125 # Sakamoto`s methods
126 # https://en.wikipedia.org/wiki/Determination_of_the_day_of_the_week#Sakamoto%27s_methods
127 _t[ 0] = 0
128 _t[ 1] = 3
129 _t[ 2] = 2
130 _t[ 3] = 5
131 _t[ 4] = 0
132 _t[ 5] = 3
133 _t[ 6] = 5
134 _t[ 7] = 1
135 _t[ 8] = 4
136 _t[ 9] = 6
137 _t[10] = 2
138 _t[11] = 4
139 y -= m < 3
140 _i = int(y + y/4 - y/100 + y/400 + _t[m - 1] + d) % 7
141 _i = _i == 0 ? 7 : _i # Make Sunday last
142 return _i
143
144 }
145
94df2def 146 {
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147 # NOTE: $2 & $3 are specific to oh-my-zsh history output
148 date = $2
94df2def 149 time = $3
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150 d_fields = split(date, d, "-")
151 t_fields = split(time, t, ":")
152 if (t_fields && d_fields) {
153 # +0 to coerce number from string
d72bfd8f 154 year = d[1] + 0
ec81fc0a 155 month = d[2] + 0
d72bfd8f 156 day = d[3] + 0
ec81fc0a 157 hour = t[1] + 0
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158 dow = date2dow(year, month, day)
159 g = group_by == "mon" ? month : dow # dow is default
160 c = count[g, hour]++
94df2def 161 }
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162 if (c > max)
163 max = c
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164 }
165
ec81fc0a 166 END {
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167 w[1] = "Monday"
168 w[2] = "Tuesday"
169 w[3] = "Wednesday"
170 w[4] = "Thursday"
171 w[5] = "Friday"
172 w[6] = "Saturday"
173 w[7] = "Sunday"
174
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175 m[ 1] = "January"
176 m[ 2] = "February"
177 m[ 3] = "March"
178 m[ 4] = "April"
179 m[ 5] = "May"
180 m[ 6] = "June"
181 m[ 7] = "July"
182 m[ 8] = "August"
183 m[ 9] = "September"
184 m[10] = "October"
185 m[11] = "November"
186 m[12] = "December"
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187
188 n = group_by == "mon" ? 12 : 7 # dow is default
189
190 for (gid = 1; gid <= n; gid++) {
191 group = group_by == "mon" ? m[gid] : w[gid]
192 printf "%s\n", group;
94df2def 193 for (hour=0; hour<24; hour++) {
d72bfd8f 194 c = count[gid, hour]
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195 printf " %2d ", hour
196 for (i = 1; i <= (c * 100) / max; i++)
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197 printf "|"
198 printf "\n"
199 }
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200 }
201 }'
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202}
203
e899b7a4 204## top_commands : unit -> (command:string * count:number * bar:string) list
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205top_commands() {
206 history \
207 | awk '
208 {
209 count[$4]++
210 }
211
212 END {
213 for (cmd in count)
214 print count[cmd], cmd
215 }' \
216 | sort -n -r -k 1 \
217 | head -50 \
218 | awk '
219 {
220 cmd[NR] = $2
221 c = count[NR] = $1 + 0 # + 0 to coerce number from string
222 if (c > max)
223 max = c
224 }
225
226 END {
227 for (i = 1; i <= NR; i++) {
228 c = count[i]
229 printf "%s %d ", cmd[i], c
230 scaled = (c * 100) / max
231 for (j = 1; j <= scaled; j++)
232 printf "|"
233 printf "\n"
234 }
235 }' \
236 | column -t
237}
238
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239## Top Disk-Using directories
240## TODO: Consider using numfmt instead of awk
241## tdu : path-string -> (size:number * directory:path-string) list
c7de24d9 242tdu() {
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243 local -r root_path="$1"
244
245 du "$root_path" \
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246 | awk '
247 {
248 size = $1
249 path = $0
250 sub("^" $1 "\t+", "", path)
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251 paths[path] = size
252 if (size > max)
253 max = size
254 }
255
256 END {
257 for (path in paths) {
258 size = paths[path]
259 pct = 100 * (size / max)
260 gb = size / 1024 / 1024
261 printf("%6.2f %3d%% %s\n", gb, pct, path)
262 }
263 }
264 ' \
265 | sort -r -n -k 1 \
266 | head -50 \
267 | tac
268 # A slight optimization: head can exit before traversing the full input.
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269}
270
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271## Top Disk-Using Files
272## tduf : path-string list -> (size:number * file:path-string) list
27456eb6 273tduf() {
e899b7a4 274 find "$@" -type f -printf '%s\t%p\0' \
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275 | sort -z -n -k 1 \
276 | tail -z -n 50 \
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277 | gawk -v RS='\0' '
278 {
279 size = $1
280 path = $0
281 sub("^" $1 "\t+", "", path)
282 gb = size / 1024 / 1024 / 1024
283 printf("%f\t%s\n", gb, path)
284 }'
285}
286
909ece30 287# Most-recently modified file system objects
e899b7a4 288## recent : ?(path-string list) -> path-string list
909ece30 289recent() {
68992a1d 290 # NOTES:
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291 # - %T+ is a GNU extension;
292 # - gawk is able to split records on \0, while awk cannot.
e899b7a4 293 find "$@" -printf '%T@ %T+ %p\0' \
68992a1d 294 | tee >(gawk -v RS='\0' 'END { printf("[INFO] Total found: %d\n", NR); }') \
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295 | sort -z -k 1 -n -r \
296 | head -n "$(stty size | awk 'NR == 1 {print $1 - 5}')" -z \
297 | gawk -v RS='\0' '
298 {
299 sub("^" $1 " +", "") # Remove epoch time
300 sub("+", " ") # Blank-out the default separator
301 sub("\\.[0-9]+", "") # Remove fractional seconds
302 print
303 }'
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304}
305
e899b7a4 306## recent_dirs : ?(path-string list) -> path-string list
909ece30 307recent_dirs() {
e899b7a4 308 recent "$@" -type d
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309}
310
e899b7a4 311## recent_files : ?(path-string list) -> path-string list
909ece30 312recent_files() {
e899b7a4 313 recent "$@" -type f
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314}
315
e899b7a4 316## pa_def_sink : unit -> string
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317pa_def_sink() {
318 pactl info | awk '/^Default Sink:/ {print $3}'
319}
320
e899b7a4 321## void_pkgs : ?(string) -> json
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322void_pkgs() {
323 curl "https://xq-api.voidlinux.org/v1/query/x86_64?q=$1" | jq '.data'
324}
325
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326## Colorful man
327## man : string -> string
c7de24d9 328man() {
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329 # mb: begin blink
330 # md: begin bold
331 # me: end bold, blink and underline
332 #
333 # so: begin standout (reverse video)
334 # se: end standout
335 #
336 # us: begin underline
337 # ue: end underline
338
d93397a6 339 LESS_TERMCAP_md=$'\e[01;30m' \
c7de24d9 340 LESS_TERMCAP_me=$'\e[0m' \
c7de24d9 341 LESS_TERMCAP_so=$'\e[01;44;33m' \
fc2ae05b 342 LESS_TERMCAP_se=$'\e[0m' \
d93397a6 343 LESS_TERMCAP_us=$'\e[01;33m' \
fc2ae05b 344 LESS_TERMCAP_ue=$'\e[0m' \
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345 command man "$@"
346}
64ec9f23 347
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348## new experiment
349## x : string list -> unit
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350x() {
351 cd "$(~/bin/x $@)" || kill -INT $$
64ec9f23 352}
801dd7bd 353
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354## ocaml repl
355## hump : unit -> unit
801dd7bd 356hump() {
2e8cf226 357 ledit -l "$(stty size | awk '{print $2}')" ocaml $@
801dd7bd 358}
632b7c4a 359
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360## search howtos
361## howto : unit -> string
632b7c4a 362howto() {
a42aa7f8 363 cat "$(find ~/arc/doc/HOWTOs -mindepth 1 -maxdepth 1 | sort | fzf)"
632b7c4a 364}
f4e0bb58 365
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366_yt() {
367 local -r base_dir="$1"
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368 local -r uri="$2"
369 local -r opts="$3"
86b74662 370
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371 local -r yt=youtube-dl
372 local -r id=$("$yt" --get-id "$uri")
373 local -r title=$("$yt" --get-title "$uri" | sed 's/[^А-Яа-яA-Za-z0-9._-]/_/g')
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374 local -r dir="${base_dir}/${title}--${id}"
375
376 mkdir -p "$dir"
377 cd "$dir" || kill -INT $$
378 echo "$uri" > 'uri'
71c4bf5f 379 "$yt" $opts -c --write-all-thumbnails --write-description --write-info-json "$uri"
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380}
381
382yt_audio() {
383 local -r uri="$1"
e5eff223 384 _yt "${DIR_YOUTUBE_AUDIO}/individual" "$uri" '-f 140'
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385}
386
387yt_video() {
388 local -r uri="$1"
389 _yt "${DIR_YOUTUBE_VIDEO}/individual" "$uri"
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390}
391
f4e0bb58 392gh_fetch_repos() {
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393 local -r user_type="$1"
394 local -r user_name="$2"
395
396 curl "https://api.github.com/$user_type/$user_name/repos?page=1&per_page=10000"
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397}
398
399gh_clone() {
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400 local -r gh_user_type="$1"
401 local -r gh_user_name="$2"
402
403 local -r gh_dir="${DIR_GITHUB}/${gh_user_name}"
8aa18398 404 mkdir -p "$gh_dir"
4b5a2977 405 cd "$gh_dir" || kill -INT $$
8aa18398 406 gh_fetch_repos "$gh_user_type" "$gh_user_name" \
08cb8095 407 | jq --raw-output '.[] | select(.fork | not) | .clone_url' \
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408 | parallel -j 25 \
409 git clone {}
410}
411
412gh_clone_user() {
413 gh_clone 'users' "$1"
414}
415
416gh_clone_org() {
417 gh_clone 'orgs' "$1"
418}
e09a8d5a 419
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420gh_clone_repo() {
421 gh_username=$(echo "$1" | awk -F / '"$1 == "https" && $3 == github.com" {print $4}')
8aa18398 422 gh_dir="${DIR_GITHUB}/${gh_username}"
610785ef 423 mkdir -p "$gh_dir"
4b5a2977 424 cd "$gh_dir" || kill -INT $$
610785ef 425 git clone "$1"
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426}
427
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428bar() {
429 local -r len="${1:-79}" # 1st arg or 79.
430 local -r char="${2:--}" # 2nd arg or a dash.
431 for _ in {1.."$len"}; do
432 printf '%c' "$char";
433 done
434}
435
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436daily_todo_file_template() {
437cat << EOF
438===============================================================================
439$(date '+%F %A')
440===============================================================================
441
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442-------------------------------------------------------------------------------
443CURRENTLY IMPORTANT
444-------------------------------------------------------------------------------
445
446
447-------------------------------------------------------------------------------
448TO FINISH TODAY
449-------------------------------------------------------------------------------
917869f8 450
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451
452-------------------------------------------------------------------------------
453BLOCKED
454-------------------------------------------------------------------------------
455
456
457-------------------------------------------------------------------------------
458BACKLOG
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459-------------------------------------------------------------------------------
460EOF
461}
462
3251b589 463today() {
e2b9f534 464 local date
917869f8 465 date="$(date +%F)"
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466 local -r dir="$DIR_TODO/daily"
467 local -r file="$dir/$date.txt"
468
469 mkdir -p "$dir"
470 if [ ! -f "$file" ]
471 then
917869f8 472 daily_todo_file_template > "$file"
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473 fi
474 cd "$DIR_TODO" && "$EDITOR" "$file"
475}
476
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477todo() {
478 cd "$DIR_TODO" && "$EDITOR" TODO
479}
480
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481work_log_template() {
482cat << EOF
d8da04c5 483$(date '+%F %A')
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484==========
485
486Morning report
487--------------
488
a744f575 489### Prev
c45bdb58 490
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491### Curr
492
493### Next
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494
495### Blockers
496
497Day's notes
498-----------
499EOF
500}
501
502work_log() {
503 mkdir -p "$DIR_WORK_LOG"
773a0061 504 local -r file_work_log_today="${DIR_WORK_LOG}/daily-$(date +%F).md"
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505 if [ ! -f "$file_work_log_today" ]
506 then
507 work_log_template > "$file_work_log_today"
508 fi
3008cd51 509 vim -c 'set spell' "$file_work_log_today"
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510
511}
512
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513note() {
514 mkdir -p "$DIR_NOTES"
3008cd51 515 vim -c 'set spell' "$DIR_NOTES/$(date +'%Y_%m_%d--%H_%M_%S%z')--$1.md"
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516}
517
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518_bt_devs_infos() {
519 # grep's defintion of a line does not include \r, wile awk's does and
520 # which bluetoothctl outputs
521 awk '/^Device +/ {print $2}' \
522 | xargs -I% sh -c 'echo info % | bluetoothctl' \
311f355a 523 | awk '/^Device |^\t[A-Z][A-Za-z0-9]+: /'
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524}
525
2c0865d1 526bt_devs_paired() {
d0a246c9 527 echo 'paired-devices' | bluetoothctl | _bt_devs_infos
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528}
529
530bt_devs() {
d0a246c9 531 echo 'devices' | bluetoothctl | _bt_devs_infos
2c0865d1 532}
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533
534run() {
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535 local -r stderr="$(mktemp)"
536
537 local code urgency
538
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539 $@ 2> >(tee "$stderr")
540 code="$?"
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541 case "$code" in
542 0) urgency='normal';;
543 *) urgency='critical'
544 esac
545 notify-send -u "$urgency" "Job done: $code" "$(cat $stderr)"
546 rm "$stderr"
547}
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548
549bar_gauge() {
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550 awk "$@" '
551 BEGIN {
325a679e 552 # CLI options
f865d284 553 width = width ? width : 80
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554 ch_left = ch_left ? ch_left : "["
555 ch_right = ch_right ? ch_right : "]"
556 ch_blank = ch_blank ? ch_blank : "-"
557 ch_used = ch_used ? ch_used : "|"
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558 num = num ? 1 : 0
559 pct = pct ? 1 : 0
948953b2 560 }
3f673776 561
3f673776 562 {
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563 cur = $1
564 max = $2
565 lab = $3
3f673776 566
948953b2 567 cur_scaled = num_scale(cur, max, 1, width)
3f673776 568
948953b2 569 printf \
48c23173 570 "%s%s%s%s", \
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571 lab ? lab " " : "", \
572 num ? cur "/" max " " : "", \
48c23173 573 pct ? sprintf("%3.0f%% ", cur / max * 100) : "", \
948953b2 574 ch_left
3f673776 575 for (i=1; i<=width; i++) {
948953b2 576 c = i <= cur_scaled ? ch_used : ch_blank
bcc030dc 577 printf "%s", c
3f673776 578 }
948953b2 579 printf "%s\n", ch_right
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580 }
581
582 function num_scale(src_cur, src_max, dst_min, dst_max) {
583 return dst_min + ((src_cur * (dst_max - dst_min)) / src_max)
584 }
585 '
586}
587
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588flat_top_5() {
589 sort -n -k 1 -r \
590 | head -5 \
591 | awk '
592 {
593 cur = $1
594 max = $2
595 name = $3
596 pct = cur / max * 100
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597 printf "%s%s %.2f%%", sep, name, pct
598 sep = ", "
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599 }
600
601 END {printf "\n"}
2cb32f21 602 '
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603}
604
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605internet_addr() {
606 curl --silent --show-error --max-time "${1:=1}" 'https://api.ipify.org' 2>&1
607}
608
3914b6b1 609status_batt() {
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610 case "$(uname)" in
611 'Linux')
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612 if which upower > /dev/null
613 then
614 upower --dump \
615 | awk '
616 /^Device:[ \t]+/ {
617 device["path"] = $2
618 next
619 }
620
621 / battery/ && device["path"] {
622 device["is_battery"] = 1
623 next
624 }
625
626 / percentage:/ && device["is_battery"] {
627 device["battery_percentage"] = $2
628 sub("%$", "", device["battery_percentage"])
629 next
630 }
631
632 /^$/ {
633 if (device["is_battery"] && device["path"] == "/org/freedesktop/UPower/devices/DisplayDevice")
634 print device["battery_percentage"], 100, "batt"
635 delete device
636 }
637 '
638 fi
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639 ;;
640 esac
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641}
642
643indent() {
644 awk -v unit="$1" '{printf "%s%s\n", unit, $0}'
645}
646
3914b6b1 647status() {
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648 local -r indent_unit=' '
649
650 uname -srvmo
651 hostname | figlet
652 uptime
3f673776 653
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654 echo
655
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656 echo 'accounting'
657
658 printf '%stmux\n%ssessions %d, clients %d\n' \
659 "$indent_unit" \
660 "${indent_unit}${indent_unit}" \
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661 "$(tmux list-sessions 2> /dev/null | wc -l)" \
662 "$(tmux list-clients 2> /dev/null | wc -l)"
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663
664 echo
665
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666 printf '%sprocs by user\n' "${indent_unit}"
667 ps -eo user \
668 | awk '
669 NR > 1 {
670 count_by_user[$1]++
671 total++
672 }
673
674 END {
675 for (user in count_by_user)
676 print count_by_user[user], total, user
677 }
678 ' \
679 | flat_top_5 \
680 | indent "${indent_unit}${indent_unit}"
681
682 echo
683
684 echo 'resources'
54031225 685 (
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686 free | awk '$1 == "Mem:" {print $3, $2, "mem"}'
687 df ~ | awk 'NR == 2 {print $3, $3 + $4, "disk"}'
3914b6b1 688 status_batt
54031225 689 ) \
f865d284 690 | bar_gauge -v width=60 -v pct=1 \
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691 | column -t \
692 | indent "$indent_unit"
693
694 echo
695
2cb32f21 696 printf '%smem by proc\n' "$indent_unit"
fbcc6a55 697 ps -eo rss,comm \
c5f3db43 698 | awk -v total="$(free | awk '$1 == "Mem:" {print $2; exit}')" '
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699 NR > 1 {
700 rss = $1
fbcc6a55 701 proc = $2
02f10c8b 702 by_proc[proc] += rss
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703 }
704
705 END {
706 for (proc in by_proc)
707 print by_proc[proc], total, proc
708 }
709 ' \
710 | flat_top_5 \
711 | indent "${indent_unit}${indent_unit}"
712
713 echo
714
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715 local _dir temp_input label_file label
716
b7ea4f20 717 printf '%sthermal\n' "$indent_unit"
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718 for _dir in /sys/class/hwmon/hwmon*; do
719 cat "$_dir"/name
720 find "$_dir"/ -name 'temp*_input' \
721 | while read -r temp_input; do
722 label_file=${temp_input//_input/_label}
723 if [ -f "$label_file" ]; then
724 label=$(< "$label_file")
725 else
726 label=''
727 fi
728 awk -v label="$label" '{
729 if (label)
730 label = sprintf(" (%s)", label)
731 printf("%.2f°C%s\n", $1 / 1000, label)
732 }' \
733 "$temp_input"
734 done \
735 | sort \
736 | indent "$indent_unit"
b7ea4f20 737 done \
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738 | indent "${indent_unit}${indent_unit}"
739
740 echo 'net'
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741 #local -r internet_addr=$(internet_addr 0.5)
742 #local -r internet_ptr=$(host -W 1 "$internet_addr" | awk 'NR == 1 {print $NF}' )
b8651fc6 743
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744 #echo "${indent_unit}internet"
745 #echo "${indent_unit}${indent_unit}$internet_addr $internet_ptr"
857e80ac 746 echo "${indent_unit}if"
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747 (ifconfig; iwconfig) 2> /dev/null \
748 | awk '
749 /^[^ ]/ {
750 device = $1
751 sub(":$", "", device)
752 if ($4 ~ "ESSID:") {
753 _essid = $4
754 sub("^ESSID:\"", "", _essid)
755 sub("\"$", "", _essid)
756 essid[device] = _essid
757 }
758 next
759 }
760
761 /^ / && $1 == "inet" {
762 address[device] = $2
763 next
764 }
765
766 /^ +Link Quality=[0-9]+\/[0-9]+ +Signal level=/ {
767 split($2, lq_parts_eq, "=")
768 split(lq_parts_eq[2], lq_parts_slash, "/")
769 cur = lq_parts_slash[1]
770 max = lq_parts_slash[2]
771 link[device] = cur / max * 100
772 next
773 }
774
775 END {
776 for (device in address)
777 if (device != "lo") {
778 l = link[device]
779 e = essid[device]
164f3674 780 l = l ? sprintf("%.0f%%", l) : "--"
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781 e = e ? e : "--"
782 print device, address[device], e, l
783 }
784 }
785 ' \
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786 | column -t \
787 | indent "${indent_unit}${indent_unit}"
291e586a 788
3f673776 789 # WARN: ensure: $USER ALL=(ALL) NOPASSWD:/bin/netstat
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790
791 echo "${indent_unit}-->"
792
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793 sudo -n netstat -tulnp \
794 | awk -v indent="${indent_unit}${indent_unit}" '
795 NR > 2 && ((/^tcp/ && proc = $7) || (/^udp/ && proc = $6)) {
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796 protocol = $1
797 addr = $4
798 port = a[split(addr, a, ":")]
799 name = p[split(proc, p, "/")]
800 names[name] = 1
801 protocols[protocol] = 1
802 if (!seen[protocol, name, port]++)
803 ports[protocol, name, ++seen[protocol, name]] = port
804 }
805
806 END {
807 for (protocol in protocols) {
808 printf "%s%s\t", indent, toupper(protocol)
809 for (name in names) {
810 if (n = seen[protocol, name]) {
811 sep = ""
812 printf "%s:", name
813 for (i = 1; i <= n; i++) {
814 printf "%s%d", sep, ports[protocol, name, i]
815 sep = ","
816 }
817 printf " "
818 }
819 }
820 printf "\n"
821 }
822 }'
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823
824 echo "${indent_unit}<->"
825
0f8aaa1b 826 printf '%sTCP\t' "${indent_unit}${indent_unit}"
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827 sudo -n netstat -tnp \
828 | awk 'NR > 2 && $6 == "ESTABLISHED" {print $7}' \
e99563b8 829 | awk '{sub("^[0-9]+/", ""); print}' \
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830 | sort -u \
831 | xargs \
832 | column -t
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833
834 # TODO: iptables summary
3f673776 835}
ae23e5e3 836
b635bb83 837ssh_invalid_by_addr() {
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838 awk '
839 /: Invalid user/ && $5 ~ /^sshd/ {
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840 addr=$10 == "port" ? $9 : $10
841 max++
b635bb83 842 by_addr[addr]++
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843 }
844
845 END {
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846 for (addr in by_addr)
847 if ((c = by_addr[addr]) > 1)
848 printf "%d %d %s\n", c, max, addr
849 }
850 ' \
851 /var/log/auth.log \
852 /var/log/auth.log.1 \
853 | sort -n -k 1 \
854 | bar_gauge -v width="$(stty size | awk '{print $2}')" -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
855 | column -t
856}
857
858ssh_invalid_by_day() {
859 awk '
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860 BEGIN {
861 m["Jan"] = "01"
862 m["Feb"] = "02"
863 m["Mar"] = "03"
864 m["Apr"] = "04"
865 m["May"] = "05"
866 m["Jun"] = "06"
867 m["Jul"] = "07"
868 m["Aug"] = "08"
869 m["Sep"] = "09"
870 m["Oct"] = "10"
871 m["Nov"] = "11"
872 m["Dec"] = "12"
873 }
874
875 /: Invalid user/ && $5 ~ /^sshd/ {
876 day = m[$1] "-" $2
877 max++
878 by_day[day]++
879 }
880
881 END {
882 for (day in by_day)
883 if ((c = by_day[day]) > 1)
884 printf "%d %d %s\n", c, max, day
885 }
b635bb83
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886 ' \
887 /var/log/auth.log \
888 /var/log/auth.log.1 \
b2402792 889 | sort -k 3 \
b635bb83
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890 | bar_gauge -v width="$(stty size | awk '{print $2}')" -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
891 | column -t
892}
893
894ssh_invalid_by_user() {
895 awk '
896 /: Invalid user/ && $5 ~ /^sshd/ {
897 user=$8
898 max++
899 by_user[user]++
900 }
901
902 END {
903 for (user in by_user)
904 if ((c = by_user[user]) > 1)
905 printf "%d %d %s\n", c, max, user
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906 }
907 ' \
908 /var/log/auth.log \
909 /var/log/auth.log.1 \
910 | sort -n -k 1 \
ea9d43c9 911 | bar_gauge -v width="$(stty size | awk '{print $2}')" -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
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912 | column -t
913}
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914
915loggers() {
916 awk '
917 {
918 split($5, prog, "[")
919 sub(":$", "", prog[1]) # if there were no [], than : will is left behind
920 print prog[1]
abbf7a2a 921 }' /var/log/syslog /var/log/syslog.1 \
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922 | awk '
923 {
924 n = split($1, path, "/") # prog may be in path form
925 prog = path[n]
926 total++
927 count[prog]++
928 }
929
930 END {
931 for (prog in count)
932 print count[prog], total, prog
933 }' \
edc3863d 934 | sort -n -k 1 \
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935 | bar_gauge -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
936 | column -t
937}
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