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scripts.nix: VM defaults, tilt port script arg, unique cluster name 

Change-Id: I26d0a362c28a3374007c33a76c16006a98b78cd7
This commit is contained in:
Stan Drozd 2021-08-02 19:14:55 +02:00 committed by Stanislaw Drozd
parent 1da08b5bee
commit 5fc162de97
1 changed files with 10 additions and 8 deletions
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18
nix/scripts.nix
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@ -1,12 +1,12 @@
# An overlay for custom scripts # An overlay for custom scripts
final: prev: { final: prev: {
# Run a local docker-based minikube cluster. minikube config controlled with $MINIKUBE_ARGS # Run a local minikube cluster. minikube config controlled with $MINIKUBE_ARGS
# Minimum requirements: # Minimum requirements:
# * User can use Docker # * User can use Docker
# * Docker supports BuildKit # * Docker supports BuildKit
whcluster = final.writeShellScriptBin "whcluster" '' whcluster = final.writeShellScriptBin "whcluster" ''
set -e set -e
default_minikube_args="--cpus=10 --memory=10gb --disk-size=200gb --driver=kvm2" default_minikube_args="--cpus=10 --memory=10gb --disk-size=200gb --driver=kvm2 -p minikube-$USER"
export MINIKUBE_ARGS=''${MINIKUBE_ARGS:-$default_minikube_args} export MINIKUBE_ARGS=''${MINIKUBE_ARGS:-$default_minikube_args}
${final.minikube}/bin/minikube start $MINIKUBE_ARGS ${final.minikube}/bin/minikube start $MINIKUBE_ARGS
${final.whinotify}/bin/whinotify ${final.whinotify}/bin/whinotify
@ -18,15 +18,16 @@ final: prev: {
# Run tilt on the local cluster. Takes guardian count as argument. # Run tilt on the local cluster. Takes guardian count as argument.
whtilt = final.writeShellScriptBin "whtilt" '' whtilt = final.writeShellScriptBin "whtilt" ''
n_guardians=''${1:-5} tilt_port=''${1:-10350}
n_guardians=''${2:-5}
echo "Starting Tilt with $n_guardians guardians" echo "Starting Tilt with $n_guardians guardians"
${final.killall}/bin/killall tilt ${final.killall}/bin/killall tilt
${final.tilt}/bin/tilt up --update-mode exec -- --num=$n_guardians ${final.tilt}/bin/tilt up --update-mode exec --port $tilt_port -- --num=$n_guardians
''; '';
# increase sysctl value for inotify watch count to sufficient level # increase sysctl value for inotify watch count to sufficient level
whinotify = final.writeShellScriptBin "whinotify" '' whinotify = final.writeShellScriptBin "whinotify" ''
${final.minikube}/bin/minikube ssh 'echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p' ${final.minikube}/bin/minikube ssh -p minikube-$USER 'echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p'
''; '';
# one-stop-shop for setting up a cluster on a remote machine and # one-stop-shop for setting up a cluster on a remote machine and
@ -46,6 +47,7 @@ final: prev: {
set -x set -x
set -e set -e
remote_machine=$1 remote_machine=$1
tilt_port=''${2:-10350}
# Use Mutagen to watch local repo and sync it with remote_machine's ~/wormhole # Use Mutagen to watch local repo and sync it with remote_machine's ~/wormhole
${final.mutagen}/bin/mutagen sync terminate whremote-sync || true ${final.mutagen}/bin/mutagen sync terminate whremote-sync || true
@ -53,7 +55,7 @@ final: prev: {
${final.mutagen}/bin/mutagen sync flush whremote-sync ${final.mutagen}/bin/mutagen sync flush whremote-sync
# Use larger cpu-count and memory values on the remote # Use larger cpu-count and memory values on the remote
export MINIKUBE_ARGS=''${MINIKUBE_ARGS:='--cpus=30 --memory=110g --disk-size=500gb --driver=kvm2'} export MINIKUBE_ARGS=''${MINIKUBE_ARGS:='--cpus=15 --memory=55g --disk-size=250gb --driver=kvm2 -p minikube-$USER'}
# Set up/update the remote minikube cluster with whcluster # Set up/update the remote minikube cluster with whcluster
ssh $remote_machine \ ssh $remote_machine \
@ -62,9 +64,9 @@ final: prev: {
nix-shell --option sandbox false --command ' MINIKUBE_ARGS=\"$MINIKUBE_ARGS\" whcluster'" nix-shell --option sandbox false --command ' MINIKUBE_ARGS=\"$MINIKUBE_ARGS\" whcluster'"
# Run tilt using whtilt on the remote and forward its default port to localhost # Run tilt using whtilt on the remote and forward its default port to localhost
ssh -L 10350:127.0.0.1:10350 $remote_machine \ ssh -L $tilt_port:127.0.0.1:$tilt_port $remote_machine \
". ~/.bash_profile; . ~/.zprofile; . ~/.profile; \ ". ~/.bash_profile; . ~/.zprofile; . ~/.profile; \
cd wormhole && \ cd wormhole && \
nix-shell --option sandbox false --command 'whtilt $WH_GUARDIAN_COUNT'" nix-shell --option sandbox false --command 'whtilt $tilt_port $n_guardians'"
''; '';
} }