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{
    "id": 21815,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/21815/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/21815/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20241106154306.2490129-1-julien.vuillaumier@nxp.com>",
    "date": "2024-11-06T15:43:06",
    "name": "[v1] libcamera: ipc_unixsocket: Share stdin and stdout with IPA proxy",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "6c88e118b522af39a00c9571f1a13fbb482c6ae9",
    "submitter": {
        "id": 190,
        "url": "https://patchwork.libcamera.org/api/1.1/people/190/?format=api",
        "name": "Julien Vuillaumier",
        "email": "julien.vuillaumier@nxp.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/21815/mbox/",
    "series": [
        {
            "id": 4771,
            "url": "https://patchwork.libcamera.org/api/1.1/series/4771/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4771",
            "date": "2024-11-06T15:43:06",
            "name": "[v1] libcamera: ipc_unixsocket: Share stdin and stdout with IPA proxy",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4771/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/21815/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/21815/checks/",
    "tags": {},
    "headers": {
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        "From": "Julien Vuillaumier <julien.vuillaumier@nxp.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Julien Vuillaumier <julien.vuillaumier@nxp.com>",
        "Subject": "[PATCH v1] libcamera: ipc_unixsocket: Share stdin and stdout with\n\tIPA proxy",
        "Date": "Wed,  6 Nov 2024 16:43:06 +0100",
        "Message-Id": "<20241106154306.2490129-1-julien.vuillaumier@nxp.com>",
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    },
    "content": "When IPA is running in isolated mode, at IPA process creation time\nall the inherited file descriptors are closed in the new process\nafter the fork, with the exception of the file descriptor relevant\nto the IPC peer Unix socket.\n\nIn order to enable the IPA logging in the console, add stdout and\nstderr to the list of file descriptors to be shared with the\nisolated process.\n\nSigned-off-by: Julien Vuillaumier <julien.vuillaumier@nxp.com>\n---\n src/libcamera/ipc_pipe_unixsocket.cpp | 5 +++++\n 1 file changed, 5 insertions(+)",
    "diff": "diff --git a/src/libcamera/ipc_pipe_unixsocket.cpp b/src/libcamera/ipc_pipe_unixsocket.cpp\nindex 668ec73b..9ca219dc 100644\n--- a/src/libcamera/ipc_pipe_unixsocket.cpp\n+++ b/src/libcamera/ipc_pipe_unixsocket.cpp\n@@ -7,6 +7,7 @@\n \n #include \"libcamera/internal/ipc_pipe_unixsocket.h\"\n \n+#include <unistd.h>\n #include <vector>\n \n #include <libcamera/base/event_dispatcher.h>\n@@ -42,6 +43,10 @@ IPCPipeUnixSocket::IPCPipeUnixSocket(const char *ipaModulePath,\n \targs.push_back(std::to_string(fd.get()));\n \tfds.push_back(fd.get());\n \n+\t/* Share stdout and stderr with the proxy for logging purpose */\n+\tfds.push_back(STDOUT_FILENO);\n+\tfds.push_back(STDERR_FILENO);\n+\n \tproc_ = std::make_unique<Process>();\n \tint ret = proc_->start(ipaProxyWorkerPath, args, fds);\n \tif (ret) {\n",
    "prefixes": [
        "v1"
    ]
}