done
}
+# note: this does not work for EOL chars.
+# aka chomp in perl. note this doesn't work as you would want because its not a variable reference. todo: think about improving it.
strips() {
# remove leading whitespace characters
var="${var#"${var%%[![:space:]]*}"}"
sk() {
# see https://savannah.gnu.org/maintenance/fsf/bash-style-guide/ for justifications
local quotes others ret
- quotes=2048,2068,2086,2119,2206,2254
+ quotes=2048,2068,2086,2119,2206,2254,2231
others=2029,2032,2033,2054,2164,2317
shellcheck -x -W 999 -e $quotes,$others "$@" || ret=$?
if (( ret >= 1 )); then
# Turn on my prompt hook function.
pson() {
PROMPT_COMMAND=(prompt-command)
- if [[ $TERM == *(screen*|xterm*|rxvt*) ]]; then
+ if [[ $TYPESCRIPT_SHELL != true && $TERM == *(screen*|xterm*|rxvt*) ]]; then
trap 'auto-window-title "${BASH_COMMAND:0:40}"' DEBUG
fi
}
# version 211203 does not have this feature, 230805 does. we can't
# detect this over ssh. We could copy the var over ssh, but I'd
# rather just wait until i'm not running the earlier konsole.
- if [[ $TERM == xterm-256color && $KONSOLE_VERSION && ! $KONSOLE_VERSION == 2[01]* ]]; then
+ if [[ $TYPESCRIPT_SHELL != true && $TERM == xterm-256color && $KONSOLE_VERSION && ! $KONSOLE_VERSION == 2[01]* ]]; then
# This is from konsole, copied after pressing ctrl-alt-] .
- # I figured out what it does from reading git clone https://gitlab.freedesktop.org/Per_Bothner/specifications
- #
- #proposals/semantic-prompts.md
+ # I figured out what it does from reading
+ # https://gitlab.freedesktop.org/Per_Bothner/specifications/proposals/semantic-prompts.md
+ # locally in /a/opt/freedesktop-specifications/proposals/semantic-prompts.md
#
# I tried figuring out what they really do from the konsole source code,
# but I gave up.
#
- # \[\e]133;L\a\] This makes it so the last command is always
+ # This makes it so the last command is always
# newline terminated. That is kind nice, but I also want to know
# when they aren't, and this screws up my we() function, so
# removed. The doc notes that Fish and ZSH both show a specific
# char to indicate that happened, that sounds nice so I figured
# out how to do that on my own.
+ #\[\e]133;L\a\]
#
- # \[\e]133;D;$?\]
# This is something to try to show the last exit code. I already do that
# and colorize it so removed.
+ # \[\e]133;D;$?\]
#
-
+ # # This creates a think black line between prompts.
if [[ ! $PS1 =~ 133 ]] ; then
PS1='\[\e]133;A\a\]'"$PS1"'\[\e]133;B\a\]'
# shellcheck disable=SC2034 # false positive
#
# for titlebar.
# condition from the screen man page i think.
- # note: duplicated in tx()
- if [[ $TERM == *(screen*|xterm*|rxvt*) ]]; then
+ # note: duplicated in pson()
+ if [[ $TYPESCRIPT_SHELL != true && $TERM == *(screen*|xterm*|rxvt*) ]]; then
# 40 chars is plenty.
trap 'auto-window-title "${BASH_COMMAND:0:40}"' DEBUG
else
"${cmd[@]}" "${files[@]}"
}
-
-# Save some for loop typing. Run COMMAND on each of FILES, striping any
-# leading paths.
-#
-# CD_DIRECTORY is assumed if FILES exist in the current directory.
-#
-# usage: [ CD_DIRECTORY ] COMMAND... FILES..
+# for f in *; do hr $f; some command $f; done
+# forf some command *
forf() {
- local cdto f
local -a cmd files
while [[ $1 ]]; do
if [[ -e $1 ]]; then
- if [[ $1 == */* ]]; then
- for arg; do
- files+=( "${arg##*/}" )
- done
- else
- if [[ -d $1 ]]; then
- cdto="${cmd[0]}"
- shift
- fi
- files=("$@")
- fi
+ for arg; do
+ files+=( "${arg##*/}" )
+ done
break
fi
cmd+=("$1")
shift
done
- if [[ $cdto ]]; then
- {
- cd "$cdto"
- for f in "${files[@]}"; do
- "${cmd[@]:1}" "$f"
- done
- }
- else
- for f in "${files[@]}"; do
- "${cmd[@]}" "$f"
- done
- fi
+ for f in "${files[@]}"; do
+ e "$f"
+ "${cmd[@]}" "$f"
+ done
}
+# Historical side note. For some reason, I kept having to write a pattern like:
+# some_data=(*)
+# cd /some/other/place
+# for f in ${some_data[@]}; do some_command $f; done
+# So, I wrote a function to do it quicker, but I have no idea
+# what was causing me to have to keep doing that. So, I
+# deleted it. it is in git history.
+
# exists or print. aka exists predicate.
#
fw() {
- firefox -P default "$@" >/dev/null 2>&1
+ count=$1
+ shift
+ for ((i=0; i<count; i++)); do
+ "$@"
+ done
}
gitian() {
local ns
ns=$1
shift
- m sudm -E /usr/bin/nsenter --mount=/root/mount_namespaces/$ns "$@"
+ m sudm /usr/bin/nsenter --mount=/root/mount_namespaces/$ns "$@"
}
mns() { # mount namespace
ns=$1
shift
mns-setup $ns
- m sudm -E /usr/bin/nsenter --mount=/root/mount_namespaces/$ns "$@"
+ m sudm /usr/bin/nsenter --mount=/root/mount_namespaces/$ns "$@"
}
mnsr() { # mns run (as normal user)
- local ns=$1
+ local ns pre_check tmpf user
+ user=$USER
+ while [[ $1 ]]; do
+ case $1 in
+ -p)
+ # note: this must call mns-setup
+ pre_check="$2"
+ shift 2
+ ;;
+ *)
+ break
+ ;;
+ esac
+ done
+ ns=$1
shift
+
env-tmpf "$@"
- mns-setup $ns
- m sudm -E /usr/bin/nsenter --mount=/root/mount_namespaces/$ns sudo -u iank -i bash -c ". $tmpf"
+
+ if [[ $pre_check ]]; then
+ sudm $pre_check
+ else
+ mns-setup $ns
+ fi
+
+ m sudm nsenter --mount=/root/mount_namespaces/$ns sudo -u iank -i bash -c ". $tmpf"
}
mnsd() { # mount namespace + systemd network namespace
m sudm nsenter -t $pid -n --mount=/root/mount_namespaces/$ns sudo -u $user -i "${final_args[@]}"
}
-
-mnsr() { # mns run (as normal user)
- local ns=$1
- local -a cmd
- shift
- if [[ $1 ]]; then
- cmd=("$@")
- else
- cmd=(bash)
- fi
- mns $ns sudo -u iank -E env "PATH=$PATH" "${cmd[@]}"
-}
-
mnsnonetroot() {
ns=$1
lomh
# === InnoDB Settings ===
default_storage_engine = InnoDB
-innodb_buffer_pool_instances = 4 # Use 1 instance per 1GB of InnoDB pool size - max is 64
-innodb_buffer_pool_size = 4G # Use up to 70-80% of RAM
+innodb_buffer_pool_instances = 16 # Use 1 instance per 1GB of InnoDB pool size - max is 64
+innodb_buffer_pool_size = 16G # Use up to 70-80% of RAM
innodb_file_per_table = 1
innodb_flush_log_at_trx_commit = 0
innodb_flush_method = O_DIRECT
innodb_log_buffer_size = 16M
innodb_log_file_size = 1G
-innodb_sort_buffer_size = 4M # UPD - Defines how much data is read into memory for sorting operations before writing to disk (default is 1M / max is 64M)
+innodb_sort_buffer_size = 16M # UPD - Defines how much data is read into memory for sorting operations before writing to disk (default is 1M / max is 64M)
innodb_stats_on_metadata = 0
#innodb_use_fdatasync = 1 # Only (!) for MySQL v8.0.26+
# the overall load produced by MySQL/MariaDB.
innodb_read_io_threads = 64
innodb_write_io_threads = 64
-innodb_io_capacity = 2000 # Depends on the storage tech - use 2000 for SSD, more for NVMe
+#innodb_io_capacity = 10000 # Depends on the storage tech - use 2000 for SSD, more for NVMe
#innodb_io_capacity_max = 4000 # Usually double the value of innodb_io_capacity
# === MyISAM Settings ===
-# The following 3 options are ONLY supported by MariaDB & up to MySQL 5.7
# Do NOT un-comment on MySQL 8.x+
#query_cache_limit = 4M # UPD
#query_cache_size = 64M # UPD
#query_cache_type = 1 # Enabled by default
-key_buffer_size = 16M # UPD
+key_buffer_size = 64M # UPD
low_priority_updates = 1
concurrent_insert = 2
thread_stack = 192K
interactive_timeout = 180
-wait_timeout = 180
+# iank. this caused digikam to get into a useless state when it timed out when i was not using it.
+# default is 8 hours, per
+# SELECT variable_name, default_value FROM information_schema.system_variables ORDER BY variable_name
+# https://stackoverflow.com/questions/48830212/mariadb-default-my-cnf-in-sources
+# wait_timeout = 180
# For MySQL 5.7+ only (disabled by default)
#max_execution_time = 90000 # Set a timeout limit for SELECT statements (value in milliseconds).
# Other options will also add up to RAM consumption (e.g. tmp_table_size). So don't go switching your "join_buffer_size" to 1G, it's harmful & inefficient.
# Use one of the database diagnostics tools mentioned at the top of this file to count your database's potential total RAM usage, so you know if you are within
# reasonable limits. Remember that other services will require enough RAM to operate properly (like Apache or PHP-FPM), so set your limits wisely.
-join_buffer_size = 4M # UPD
-read_buffer_size = 3M # UPD
-read_rnd_buffer_size = 4M # UPD
-sort_buffer_size = 4M # UPD
+join_buffer_size = 8M # UPD
+read_buffer_size = 6M # UPD
+read_rnd_buffer_size = 8M # UPD
+sort_buffer_size = 32M # UPD
# === Table Settings ===
# In systemd managed systems like Ubuntu 16.04+ or CentOS 7+, you need to perform an extra action for table_open_cache & open_files_limit
# and for MariaDB check: https://mariadb.com/kb/en/library/systemd/
table_definition_cache = 50000 # UPD
table_open_cache = 50000 # UPD
-open_files_limit = 60000 # UPD - This can be 2x to 3x the table_open_cache value or match the system's
+open_files_limit = 600000 # UPD - This can be 2x to 3x the table_open_cache value or match the system's
# open files limit usually set in /etc/sysctl.conf and /etc/security/limits.conf
# In systemd managed systems this limit must also be set in:
# - /etc/systemd/system/mysql.service.d/override.conf (for MySQL 5.7+ in Ubuntu) or
# Finally merge the changes with:
# $ systemctl daemon-reload; systemctl restart mysql (or mysqld or mariadb)
-max_heap_table_size = 128M # Increase to 256M, 512M or 1G if you have lots of temporary tables because of missing indices in JOINs
-tmp_table_size = 128M # Use same value as max_heap_table_size
+max_heap_table_size = 256M # Increase to 256M, 512M or 1G if you have lots of temporary tables because of missing indices in JOINs
+tmp_table_size = 256M # Use same value as max_heap_table_size
# === Search Settings ===
ft_min_word_len = 3 # Minimum length of words to be indexed for search results
# === Binary Logging ===
-disable_log_bin = 1 # Binary logging disabled by default
-#log_bin # To enable binary logging, uncomment this line & only one of the following 2 lines
+#disable_log_bin = 1 # Binary logging disabled by default
+log_bin # To enable binary logging, uncomment this line & only one of the following 2 lines
# that corresponds to your actual MySQL/MariaDB version.
# Remember to comment out the line with "disable_log_bin".
#expire_logs_days = 1 # Keep logs for 1 day - For MySQL 5.x & MariaDB before 10.6 only
-#binlog_expire_logs_seconds = 86400 # Keep logs for 1 day (in seconds) - For MySQL 8+ & MariaDB 10.6+ only
+binlog_expire_logs_seconds = 86400 # Keep logs for 1 day (in seconds) - For MySQL 8+ & MariaDB 10.6+ only
+log_bin_trust_function_creators = 1
fi
fi
- script -t $log_path.s 2> $log_path.t
+ TYPESCRIPT_SHELL=true script -t $log_path.s 2> $log_path.t
}
iankelling.org / git / distro-setup / commitdiff