Codex
20 lines
1.9 KiB
TypeScript
20 lines
1.9 KiB
TypeScript
import { shQuote } from "./platform-infra-ops-library";
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export interface SystemdSocketPairUnit {
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name: string;
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path: string;
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content: string;
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}
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export interface SystemdSocketPairConvergeSpec {
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socket: SystemdSocketPairUnit;
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service: SystemdSocketPairUnit;
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postconditionScript: string;
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}
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export function renderSystemdSocketPairConvergeScript(spec: SystemdSocketPairConvergeSpec): string {
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const socketContent = Buffer.from(spec.socket.content).toString("base64");
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const serviceContent = Buffer.from(spec.service.content).toString("base64");
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return `set -eu\ntmp=$(mktemp -d)\ntrap 'rm -rf "$tmp"' EXIT\nprintf %s ${shQuote(socketContent)} | base64 -d >"$tmp/socket"\nprintf %s ${shQuote(serviceContent)} | base64 -d >"$tmp/service"\nsocket_changed=false\nservice_changed=false\nsocket_active=false\nservice_active=false\ncmp -s "$tmp/socket" ${shQuote(spec.socket.path)} || socket_changed=true\ncmp -s "$tmp/service" ${shQuote(spec.service.path)} || service_changed=true\nsystemctl is-active --quiet ${shQuote(spec.socket.name)} && socket_active=true\nsystemctl is-active --quiet ${shQuote(spec.service.name)} && service_active=true\nif [ "$socket_changed" = true ] || [ "$service_changed" = true ]; then\n if [ "$service_active" = true ]; then\n systemctl stop ${shQuote(spec.service.name)}\n service_active=false\n fi\n install -m 0644 "$tmp/socket" ${shQuote(spec.socket.path)}\n install -m 0644 "$tmp/service" ${shQuote(spec.service.path)}\n systemctl daemon-reload\nfi\nsystemctl enable ${shQuote(spec.socket.name)}\nif [ "$socket_changed" = true ]; then\n systemctl restart ${shQuote(spec.socket.name)}\nelif [ "$socket_active" != true ]; then\n if [ "$service_active" = true ]; then\n systemctl stop ${shQuote(spec.service.name)}\n fi\n systemctl start ${shQuote(spec.socket.name)}\nfi\nprintf '{"socketChanged":%s,"serviceChanged":%s}\\n' "$socket_changed" "$service_changed"\n${spec.postconditionScript.trim()}\n`;
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}
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