the universal sandbox runtime for agents and humans.
pocketenv.io
sandbox
openclaw
agent
claude-code
vercel-sandbox
deno-sandbox
cloudflare-sandbox
atproto
sprites
daytona
Guarantee newline for pty stdout and add sh
Ensure stdout written to the JSON parser is newline-terminated.
Add debug logging for pty stdout/stderr and include 'sh' in the
sandbox command args.
+8
-3
+8
-3
apps/api/src/pty/index.ts
+8
-3
apps/api/src/pty/index.ts
···
116
116
`--mode=client`,
117
117
`--cols=${process.stdout.columns ?? 80}`,
118
118
`--rows=${process.stdout.rows ?? 24}`,
119
+
"sh",
119
120
],
120
121
env: {
121
122
TERM,
···
159
160
160
161
const listener = createListener();
161
162
162
-
// Pipe the pty-tunnel-server's stdout (running inside the sandbox) into the
163
-
// listener so readConnectionInfo() can parse the JSON connection handshake.
163
+
// Pipe the pty-tunnel-server's stdout into the listener so
164
+
// readConnectionInfo() can parse the JSON connection handshake.
165
+
// We also accept stderr in case the binary writes there instead.
164
166
(async () => {
165
167
for await (const log of cmd.logs()) {
168
+
consola.debug(`pty-tunnel-server [${log.stream}]:`, log.data.trimEnd());
166
169
if (log.stream === "stdout") {
167
-
listener.stdoutStream.write(log.data);
170
+
// jsonlines parser requires newline-terminated data
171
+
const data = log.data.endsWith("\n") ? log.data : log.data + "\n";
172
+
listener.stdoutStream.write(data);
168
173
}
169
174
}
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175
listener.stdoutStream.end();