2021-11-25 11:06:21 +00:00
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diff --git a/capture/capture_sync.c b/capture/capture_sync.c
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2024-02-01 09:06:23 +00:00
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index af08b32..2e0fcb7 100644
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2021-11-25 11:06:21 +00:00
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--- a/capture/capture_sync.c
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+++ b/capture/capture_sync.c
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2024-02-01 09:06:23 +00:00
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@@ -1825,8 +1832,16 @@ sync_pipe_input_cb(GIOChannel *pipe_io, capture_session *cap_session)
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if (!ws_strtoi32(buffer, NULL, &exec_errno)) {
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ws_warning("Invalid errno: %s", buffer);
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}
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- primary_msg = ws_strdup_printf("Couldn't run dumpcap in child process: %s",
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+ if (exec_errno == EPERM || exec_errno == EACCES) {
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+ const char *securitymsg = "\nAre you a member of the 'wireshark' group? Try running\n'usermod -a -G wireshark _your_username_' as root.";
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+ primary_msg = ws_strdup_printf("Couldn't run dumpcap in child process: %s%s",
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+ g_strerror(exec_errno), securitymsg);
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+ }
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+ else {
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+ primary_msg = ws_strdup_printf("Couldn't run dumpcap in child process: %s",
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g_strerror(exec_errno));
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+ }
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+
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cap_session->error(cap_session, primary_msg, NULL);
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/* the capture child will close the sync_pipe, nothing to do for now */
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/* (an error message doesn't mean we have to stop capturing) */
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