@mesh-tech/mesh-cli/dist/src/commands/peer-addressing.js

CLI for Mesh platform development utilities

export function clusterHostPattern(serviceName) {
    const name = serviceName.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
    return new RegExp(`https?://${name}\\.[a-z0-9-]+\\.svc\\.cluster\\.local(?::\\d+)?`, "g");
}
export function rewriteClusterHostsToLocal(devOutput) {
    const localPorts = new Map();
    for (const [name, service] of Object.entries(devOutput.services ?? {})) {
        if (!service.command || service.command.length === 0)
            continue;
        if (typeof service.port !== "number" || service.port <= 0)
            continue;
        localPorts.set(name, service.port);
    }
    if (localPorts.size === 0)
        return;
    for (const service of Object.values(devOutput.services ?? {})) {
        if (!service.env)
            continue;
        for (const envVar of Object.values(service.env)) {
            if (typeof envVar.value !== "string" || !envVar.value.includes(".svc.cluster.local"))
                continue;
            for (const [name, port] of localPorts) {
                envVar.value = envVar.value.replace(clusterHostPattern(name), `http://localhost:${port}`);
            }
        }
    }
}