Khaliq khaliqgant

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khaliqgant / cp.bash

Created October 22, 2022 04:39

[AWS CLI S3] Copy Files From Bucket To Bucket With SSE #aws #cli

aws s3 cp --sse AES256 s3://my-bucket/image/p_2/1647967203002.jpg s3://images-production/p_3/1647967203002.jpg

khaliqgant / upgrade.bash

Created September 11, 2022 18:11

[Kubernetes Upgrade Certificates] Manually Upgrade Kubernetes Certs #kubernetes #infrastructure

	# check expiration
	kubeadm alpha certs check-expiration

	kubeadm alpha certs renew all
	cp -i /etc/kubernetes/admin.conf $HOME/.kube/config

	# https://stackoverflow.com/questions/49885636/kubernetes-expired-certificate

khaliqgant / kill.sql

Last active May 2, 2024 07:47

[Postgres Kill Process] Kill A Process In Postgres #database #postgres

	SELECT * FROM pg_stat_activity WHERE state = 'active';

	SELECT pg_cancel_backend(<PID>);

	SELECT pg_terminate_backend(<PID>);


	-- kill all active except active one
	SELECT pg_terminate_backend(pid)
	FROM pg_stat_activity

khaliqgant / sed.bash

Last active July 14, 2023 17:57

[Sed Replace In File] Replace Contents In A File #sed #cli

	# mac
	sed -i '' 's/hello/bonjour' greetings.txt
	sed -i '' 's\|{{ DB_SHARED_BUFFERS }}\|'"$DB_SHARED_BUFFERS"'\|g' ./postgres/postgresql.conf

	# linux
	sed -i 's/hello/bonjour' greetings.txt
	sed -i 's\|{{ DB_SHARED_BUFFERS }}\|'"$DB_SHARED_BUFFERS"'\|g' postgres/postgresql.conf

	find . -type f -name ".ts" -print0 \| xargs -0 sed -i '' -e 's/[..\/]shared/@shared/g' && find . -type f -name "*.ts" -print0 \| xargs -0 sed -i '' -e "s/@shared'/@shared\/index'/g"

khaliqgant / bash.sh

Created August 22, 2022 11:26

[AWS S3 Delete Directory] Delete Quickly From A S3 Directory #aws #s3

	BUCKET_NAME="foo"
	DIRECTORY="bar"

	aws s3api list-objects-v2 --output text --bucket $BUCKET_NAME --prefix $DIRECTORY --query 'Contents[].[Key]' \| pv -l > FILES.keys

	tail -n+0 FILES.keys \| pv -l \| grep -v -e "'" \| tr '\n' '\0' \| xargs -0 -P4 -n1000 bash -c 'aws s3api delete-objects --bucket $BUCKET_NAME --delete "Objects=[$(printf "{Key=%q}," "$@")],Quiet=true"' _

	# https://serverfault.com/questions/679989/most-efficient-way-to-batch-delete-s3-files

khaliqgant / copy.sh

Created July 31, 2022 19:21

[Kubernetes Copy] Kubernetes Copy To & From Host #kubernetes

	# From pod to host
	kubectl cp jigasi-767f64f5bf-zjvfv:/config/log/jitsi0.pcap jigasi.pcap
	# From host to pod
	kubectl cp dev.dump database-777b9f9c4-p6g4s:/

khaliqgant / run.sh

Created July 26, 2022 10:33

[Docker See Start Command] See start command in full #docker

	docker ps --no-trunc


	# https://stackoverflow.com/questions/27380641/see-full-command-of-running-stopped-container-in-docker

khaliqgant / fallback.bash

Created July 13, 2022 08:25

[JQ Fallback Value] Fallback Value If Not Available #jq #cli

	CPU_LIMIT=$(echo "$customer_line" \| jq -r '.cpu_limits.foo // 0')

	MEMORY_LIMIT=$(echo "$customer_line" \| jq -r 'if has("memory_limits") then .memory_limits.foo else 0 end')

	# https://stackoverflow.com/questions/56555155/get-or-default-function-in-jq/56555442#56555442

khaliqgant / fallback.bash

Created July 13, 2022 08:23

[Bash Default Value] Fallback Variable For Bash #bash #cli

	environment=${1:-develop}
	FOO="${VARIABLE:=default}"

	https://stackoverflow.com/questions/2013547/assigning-default-values-to-shell-variables-with-a-single-command-in-bash
	https://stackoverflow.com/questions/9332802/how-to-write-a-bash-script-that-takes-optional-input-arguments

khaliqgant / dropbox.sh

Created June 9, 2022 07:10

[Rsync Finances Sync] Sync from finances server #rsync

	// syncing from my server to my dropbox some data files

	rsync -r khaliqgant:/home/kjg/finances/data "/Users/kgant/Dropbox (Personal)/KJG/Personal/Finances/App Data Backup/"