SocialPub/tools/pasture/lib/pasture.sh

# Shared by run.sh: the network, Caddy (its CA kept in a volume and copied to .ca/root.crt), Mongo and PrivaPub.
here="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"; repo="$(cd "$here/../.." && pwd)"
net=privapub-pasture; publish="$here/.publish"; ca="$here/.ca"

site() { curl -k --resolve "$1:6443:127.0.0.1" "${@:2}"; }

wait_http() { # url tries
	for _ in $(seq 1 "${2:-60}"); do curl -fsk -o /dev/null "$1" && return 0; sleep 2; done
	echo "timed out waiting for $1" >&2; return 1
}

pasture_base_up() {
	local dotnet=${DOTNET:-$(command -v dotnet || echo ~/.dotnet/dotnet)}
	"$dotnet" publish "$repo/PrivaPub/PrivaPub.csproj" -c Release -r linux-x64 --self-contained true -o "$publish" -v quiet
	cp "$here/appsettings.Pasture.json" "$publish/"
	podman network exists $net || podman network create $net >/dev/null
	podman volume exists pasture-caddy-data || podman volume create pasture-caddy-data >/dev/null
	podman run -d --replace --name pasture-mongo --network $net --network-alias mongo docker.io/library/mongo:8 --quiet >/dev/null
	local aliases=""
	for site in privapub gts mastodon akkoma misskey sharkey lemmy; do aliases="$aliases --network-alias $site.test"; done
	# shellcheck disable=SC2086
	podman run -d --replace --name pasture-caddy --network $net $aliases \
		-p 127.0.0.1:6443:443 --sysctl net.ipv4.ip_unprivileged_port_start=0 -v "$here/Caddyfile:/etc/caddy/Caddyfile:Z,ro" \
		-v pasture-caddy-data:/data docker.io/library/caddy:2 >/dev/null
	local extra=()
	for setting in ${PRIVAPUB_ENV:-}; do extra+=(-e "$setting"); done
	podman run -d --replace --name pasture-privapub --network $net -p 127.0.0.1:6971:80 \
		--sysctl net.ipv4.ip_unprivileged_port_start=0 -e ASPNETCORE_ENVIRONMENT=Pasture "${extra[@]}" -w /app -v "$publish:/app:Z,ro" \
		mcr.microsoft.com/dotnet/runtime-deps:10.0 /app/PrivaPub >/dev/null
	wait_http http://127.0.0.1:6971/build.json
	rm -rf "$ca"; mkdir -p "$ca"
	for _ in $(seq 1 60); do
		podman cp pasture-caddy:/data/caddy/pki/authorities/local/root.crt "$ca/root.crt" 2>/dev/null && [ -s "$ca/root.crt" ] && break
		curl -sk -o /dev/null --resolve privapub.test:6443:127.0.0.1 https://privapub.test:6443/build.json || true
		sleep 1
	done
	[ -s "$ca/root.crt" ] || { echo "Caddy's root certificate could not be copied" >&2; return 1; }
	chmod 644 "$ca/root.crt"
	cat /etc/pki/tls/certs/ca-bundle.crt /etc/ssl/certs/ca-certificates.crt 2>/dev/null > "$ca/bundle.pem" || true
	cat "$ca/root.crt" >> "$ca/bundle.pem"
	chmod 644 "$ca/bundle.pem"
}

pasture_down() {
	podman ps -a --format '{{.Names}}' | grep '^pasture-' | xargs -r podman rm -f >/dev/null 2>&1 || true
	podman volume ls --format '{{.Name}}' | grep '^pasture-' | xargs -r podman volume rm -f >/dev/null 2>&1 || true
	podman network rm $net >/dev/null 2>&1 || true
	rm -rf "$here/.state" "$ca"
}