fixes and improvements

[distro-setup] / brc

diff --git a/brc b/brc
index a29651bb6589bc0a38446415d3b06212cdec1791..b78e08ff865d1779f3a3065dadb483f4496821c7 100644 (file)
--- a/brc
+++ b/brc
@@ -15,8 +15,8 @@ else
   # bleh shellcheck can't handle disabling in an elif, so nesting this if.
   # shellcheck disable=SC2154 # set in .bashrc
   if [[ -s $bashrc_dir/err ]]; then
-  # shellcheck source=/a/bin/errhandle/err
-  source $bashrc_dir/err
+    # shellcheck source=/a/bin/errhandle/err
+    source $bashrc_dir/err
   fi
 fi
 
@@ -673,8 +673,20 @@ khcopy() {
 
 # ya, hacky hardcoded hostnames in 2023. we could do better
 hssh-update() {
-  local -a failed_hosts
-  for host in kd x3.office.fsf.org syw; do
+  local -a failed_hosts hosts
+  case $HOSTNAME in
+    sy|kd)
+      hosts=(
+        kd x3.office.fsf.org syw
+      )
+      ;;
+    x3)
+      hosts=(
+        b8.nz sywg.b8.nz
+      )
+      ;;
+  esac
+  for host in ${hosts[@]}; do
     e $host
     if ! scp /b/fai/fai/config/files/usr/local/bin/hssh/IANK root@$host:/usr/local/bin/hssh; then
       failed_hosts+=($host)
@@ -1578,14 +1590,14 @@ pst() {
   pstree -apnA
 }
 
-jtail() {
-  journalctl -n 10000 -f "$@"
-}
-jr() { journalctl "$@" ; }
-jrf() { journalctl -f "$@" ; }
+jr() { journalctl -e -n100000 "$@" ; }
+jrf() { journalctl -n1000 -f "$@" ; }
 jru() {
-  journalctl -u exim4 _SYSTEMD_INVOCATION_ID="$(systemctl show -p InvocationID --value $1)"
+  # the invocation id is "assigned each time the unit changes from an inactive
+  # state into an activating or active state" man systemd.exec
+  journalctl -e --no-tail -u exim4 _SYSTEMD_INVOCATION_ID="$(systemctl show -p InvocationID --value $1)"
 }
+ccomp journalctl jr jrf jru
 
 
 
@@ -1694,6 +1706,11 @@ histrm() {
   history -w
 }
 
+# history without the date
+histplain() {
+  history "$@" | cut -d' ' -f 7-
+}
+
 ccomp grep k ks ksu histrm
 
 
@@ -2103,19 +2120,32 @@ sgu() {
 
 
 sk() {
-
-
   # disable a warning with:
   # shellcheck disable=SC2206 # reasoning
 
   # see bash-template/style-guide.md for justifications
 
   local quotes others
-  quotes=2048,2068,2086,2206
+  quotes=2048,2068,2086,2206,2254
   others=2029,2033,2054,2164
   shellcheck -W 999 -x -e $quotes,$others "$@" || return $?
 }
+# sk with quotes. For checking scripts that we expect to take untrusted
+# input in order to verify we quoted vars.
+skq() {
+  local others
+  others=2029,2033,2054,2164
+  shellcheck -W 999 -x -e $others "$@" || return $?
+}
 
+skgit() {
+  local f
+  for f in $(i s | awk '$1 == "modified:" {print $2}'); do
+    if [[ $(head -n1 "$f") == '#!/bin/bash'* ]]; then
+      sk $f
+    fi
+  done
+}
 
 # sl: ssh, but firsh rsync our bashrc and related files to a special
 # directory on the remote host if needed.
@@ -2678,6 +2708,34 @@ spark()
 
 pdfwc() { local f; for f; do echo "$f" "$(pdfinfo "$f" | awk '/^Pages:/ {print $2}')"; done }
 
+
+# nvm install script appended this to my .bashrc. I dont want to run it all the time,
+# so put it in a function.
+nvm-init() {
+  export NVM_DIR="$HOME/.nvm"
+  # shellcheck disable=SC1091 # may not exist, & third party
+  [ -s "$NVM_DIR/nvm.sh" ] && source "$NVM_DIR/nvm.sh"  # This loads nvm
+  # shellcheck disable=SC1091 # may not exist, & third party
+  [ -s "$NVM_DIR/bash_completion" ] && source "$NVM_DIR/bash_completion"  # This loads nvm bash_completion
+}
+
+
+leap-year() {
+  if date -d 'february 29' &>/dev/null; then
+    year_days=366
+  else
+    year_days=365
+  fi
+  echo $year_days
+}
+
+# on-battery
+on-bat() {
+  if [[ -e /sys/class/power_supply/AC/online && $(</sys/class/power_supply/AC/online) == 0 ]]; then
+    return 1
+  fi
+}
+
 # * misc stuff