#
+## web search
+## ws : string -> unit
+ws() {
+ local line search_string0 search_string
+
+ search_string0="$*"
+ case "$search_string0" in
+ '')
+ while read -r line; do
+ search_string="${search_string} ${line}"
+ done;;
+ *)
+ search_string="$search_string0";;
+ esac
+
+ firefox --search "$search_string"
+}
+
+
+## dictionary
+## d : string -> string list
d() {
local -r word=$(fzf < /usr/share/dict/words)
dict "$word"
}
+## shell_activity_report : (mon | dow) -> string list
shell_activity_report() {
# TODO: optional concrete number output
# TODO: optional combinations of granularities: hour, weekday, month, year
}'
}
+## top_commands : unit -> (command:string * count:number * bar:string) list
top_commands() {
history \
| awk '
| column -t
}
-# Top Disk-Using directories
-# TODO: Consider using numfmt instead of awk
+## Top Disk-Using directories
+## TODO: Consider using numfmt instead of awk
+## tdu : path-string -> (size:number * directory:path-string) list
tdu() {
- du "$1" \
+ local -r root_path="$1"
+
+ du "$root_path" \
| awk '
{
size = $1
# A slight optimization: head can exit before traversing the full input.
}
-# Top Disk-Using Files
+## Top Disk-Using Files
+## tduf : path-string list -> (size:number * file:path-string) list
tduf() {
- find "$1" -type f -printf '%s\t%p\0' \
+ find "$@" -type f -printf '%s\t%p\0' \
| sort -z -n -k 1 \
| tail -z -n 50 \
| gawk -v RS='\0' '
}
# Most-recently modified file system objects
+## recent : ?(path-string list) -> path-string list
recent() {
# NOTES:
- # - intentionally not quoting the parameters, so that some can be ignored
- # if not passed, rather than be passed to find as an empty string;
# - %T+ is a GNU extension;
# - gawk is able to split records on \0, while awk cannot.
- find $@ -printf '%T@ %T+ %p\0' \
+ find "$@" -printf '%T@ %T+ %p\0' \
| tee >(gawk -v RS='\0' 'END { printf("[INFO] Total found: %d\n", NR); }') \
| sort -z -k 1 -n -r \
| head -n "$(stty size | awk 'NR == 1 {print $1 - 5}')" -z \
}'
}
+## recent_dirs : ?(path-string list) -> path-string list
recent_dirs() {
- recent "$1" -type d
+ recent "$@" -type d
}
+## recent_files : ?(path-string list) -> path-string list
recent_files() {
- recent "$1" -type f
+ recent "$@" -type f
}
+## pa_def_sink : unit -> string
pa_def_sink() {
pactl info | awk '/^Default Sink:/ {print $3}'
}
+## void_pkgs : ?(string) -> json
void_pkgs() {
curl "https://xq-api.voidlinux.org/v1/query/x86_64?q=$1" | jq '.data'
}
-# Colorful man
+## Colorful man
+## man : string -> string
man() {
# mb: begin blink
# md: begin bold
command man "$@"
}
-# new experiment
+## new experiment
+## x : string list -> unit
x() {
cd "$(~/bin/x $@)" || kill -INT $$
}
+## ocaml repl
+## hump : unit -> unit
hump() {
ledit -l "$(stty size | awk '{print $2}')" ocaml $@
}
+## search howtos
+## howto : unit -> string
howto() {
cat "$(find ~/arc/doc/HOWTOs -mindepth 1 -maxdepth 1 | sort | fzf)"
}
local -r opts="$3"
local -r id=$(youtube-dlc --get-id "$uri")
- local -r title=$(youtube-dlc --get-title "$uri" | sed 's/[^A-Za-z0-9._-]/_/g')
+ local -r title=$(youtube-dlc --get-title "$uri" | sed 's/[^А-Яа-яA-Za-z0-9._-]/_/g')
local -r dir="${base_dir}/${title}--${id}"
mkdir -p "$dir"
echo
printf '%smem by proc\n' "$indent_unit"
- ps -eo rss,cmd \
+ ps -eo rss,comm \
| awk -v total="$(free | awk '$1 == "Mem:" {print $2; exit}')" '
NR > 1 {
rss = $1
- cmd = $2
- n = split(cmd, path, "/") # _may_ be a path
- proc = path[n]
+ proc = $2
by_proc[proc] += rss
}
echo
+ local _dir temp_input label_file label
+
printf '%sthermal\n' "$indent_unit"
- for _dir in /sys/class/thermal/thermal_zone*
- do
- printf '%s %.2f C\n' \
- $(cat "$_dir"/type) \
- $(( $(cat "$_dir"/temp) / 1000 ))
+ for _dir in /sys/class/hwmon/hwmon*; do
+ cat "$_dir"/name
+ find "$_dir"/ -name 'temp*_input' \
+ | while read -r temp_input; do
+ label_file=${temp_input//_input/_label}
+ if [ -f "$label_file" ]; then
+ label=$(< "$label_file")
+ else
+ label=''
+ fi
+ awk -v label="$label" '{
+ if (label)
+ label = sprintf(" (%s)", label)
+ printf("%.2f°C%s\n", $1 / 1000, label)
+ }' \
+ "$temp_input"
+ done \
+ | sort \
+ | indent "$indent_unit"
done \
- | column -t \
| indent "${indent_unit}${indent_unit}"
echo 'net'
echo "${indent_unit}<->"
- printf '%sTCP: ' "${indent_unit}${indent_unit}"
+ printf '%sTCP\t' "${indent_unit}${indent_unit}"
sudo -n netstat -tnp \
| awk 'NR > 2 && $6 == "ESTABLISHED" {print $7}' \
- | awk -F/ '{print $2}' \
+ | awk '{sub("^[0-9]+/", ""); print}' \
| sort -u \
| xargs \
| column -t
# TODO: iptables summary
}
-ssh_invalid_attempts_from() {
+ssh_invalid_by_addr() {
awk '
/: Invalid user/ && $5 ~ /^sshd/ {
- u=$8
addr=$10 == "port" ? $9 : $10
max++
- curr[addr]++
+ by_addr[addr]++
+ }
+
+ END {
+ for (addr in by_addr)
+ if ((c = by_addr[addr]) > 1)
+ printf "%d %d %s\n", c, max, addr
+ }
+ ' \
+ /var/log/auth.log \
+ /var/log/auth.log.1 \
+ | sort -n -k 1 \
+ | bar_gauge -v width="$(stty size | awk '{print $2}')" -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
+ | column -t
+}
+
+ssh_invalid_by_day() {
+ awk '
+ BEGIN {
+ m["Jan"] = "01"
+ m["Feb"] = "02"
+ m["Mar"] = "03"
+ m["Apr"] = "04"
+ m["May"] = "05"
+ m["Jun"] = "06"
+ m["Jul"] = "07"
+ m["Aug"] = "08"
+ m["Sep"] = "09"
+ m["Oct"] = "10"
+ m["Nov"] = "11"
+ m["Dec"] = "12"
+ }
+
+ /: Invalid user/ && $5 ~ /^sshd/ {
+ day = m[$1] "-" $2
+ max++
+ by_day[day]++
+ }
+
+ END {
+ for (day in by_day)
+ if ((c = by_day[day]) > 1)
+ printf "%d %d %s\n", c, max, day
+ }
+ ' \
+ /var/log/auth.log \
+ /var/log/auth.log.1 \
+ | sort -k 3 \
+ | bar_gauge -v width="$(stty size | awk '{print $2}')" -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
+ | column -t
+}
+
+ssh_invalid_by_user() {
+ awk '
+ /: Invalid user/ && $5 ~ /^sshd/ {
+ user=$8
+ max++
+ by_user[user]++
}
END {
- for (addr in curr)
- if ((c = curr[addr]) > 1)
- print c, max, addr
+ for (user in by_user)
+ if ((c = by_user[user]) > 1)
+ printf "%d %d %s\n", c, max, user
}
' \
/var/log/auth.log \