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Harden WebCRT interactive sessions for more CRT-like device login.

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Improve async connect, binary stdout coalescing, paste throttling with progress, SSH keepalive, login prompt settle, and optional SFTP while keeping core terminal UX focused.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
oliver 2026-08-01 19:01:44 +08:00
parent cb865254e4
commit accd28c9a1
13 changed files with 1884 additions and 224 deletions
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65
web/src/services/api.ts
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@ -459,6 +459,8 @@ export type WebcrtSessionCreateResult = {
cols: number;
rows: number;
ws_path: string;
encoding?: string;
state?: string;
/** True when session used a vendor CLI hop (nested stelnet/telnet). */
cli_hop?: boolean;
};
@ -468,6 +470,9 @@ export const createWebcrtSession = (body: {
ume_ne_id?: string;
cols?: number;
rows?: number;
encoding?: string;
post_login_commands?: string[];
async_connect?: boolean;
}) => apiPost<WebcrtSessionCreateResult>("/v1/webcrt/sessions", body);
export const closeWebcrtSession = (sessionId: string) =>
@ -475,6 +480,66 @@ export const closeWebcrtSession = (sessionId: string) =>
`/v1/webcrt/sessions/${encodeURIComponent(sessionId)}`,
);
export type WebcrtSftpListResult = {
ne_id: string;
ne_name: string;
path: string;
items: Array<{ name: string; size: number; mtime: number; is_dir: boolean }>;
};
export const webcrtSftpList = (body: { ne_id?: string; ume_ne_id?: string; path?: string }) =>
apiPost<WebcrtSftpListResult>("/v1/webcrt/sftp/list", body);
export async function webcrtSftpDownload(body: {
ne_id?: string;
ume_ne_id?: string;
path: string;
}): Promise<Blob> {
const path = "/v1/webcrt/sftp/download";
const res = await fetch(path, {
method: "POST",
headers: authHeaders({ "Content-Type": "application/json" }),
body: JSON.stringify(body),
});
if (res.status === 401) {
handleUnauthorized(path);
throw new Error("401 unauthorized");
}
if (!res.ok) {
const text = await res.text();
throw new Error(text || `HTTP ${res.status}`);
}
return res.blob();
}
export async function webcrtSftpUpload(body: {
ne_id?: string;
ume_ne_id?: string;
remote_path: string;
file: File;
}): Promise<{ ok: boolean; path: string; size: number }> {
const path = "/v1/webcrt/sftp/upload";
const fd = new FormData();
if (body.ne_id) fd.append("ne_id", body.ne_id);
if (body.ume_ne_id) fd.append("ume_ne_id", body.ume_ne_id);
fd.append("remote_path", body.remote_path);
fd.append("file", body.file);
const res = await fetch(path, {
method: "POST",
headers: authHeaders(),
body: fd,
});
if (res.status === 401) {
handleUnauthorized(path);
throw new Error("401 unauthorized");
}
if (!res.ok) {
const text = await res.text();
throw new Error(text || `HTTP ${res.status}`);
}
return (await res.json()) as { ok: boolean; path: string; size: number };
}
export const webcrtWsUrl = (sessionId: string): string => {
const proto = window.location.protocol === "https:" ? "wss:" : "ws:";
const path = `/v1/webcrt/sessions/${encodeURIComponent(sessionId)}/ws`;