add missing patch
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d45d3cc486
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15575571aa
60
wireshark-1.4.2-group-msg.patch
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60
wireshark-1.4.2-group-msg.patch
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Customize 'permission denied' error.
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From: Jan Safranek <jsafrane@redhat.com>
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Add Fedora-specific message to error output when dumpcap cannot be started
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because of permissions.
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Signed-off-by: Jan Safranek <jsafrane@redhat.com>
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---
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capture_sync.c | 14 ++++++++++----
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1 files changed, 10 insertions(+), 4 deletions(-)
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diff --git a/capture_sync.c b/capture_sync.c
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index 68b79f7..71de366 100644
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--- a/capture_sync.c
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+++ b/capture_sync.c
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@@ -351,6 +351,7 @@ sync_pipe_start(capture_options *capture_opts) {
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gchar *signal_pipe_name;
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#else
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char errmsg[1024+1];
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+ const char *securitymsg = "";
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int sync_pipe[2]; /* pipe used to send messages from child to parent */
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enum PIPES { PIPE_READ, PIPE_WRITE }; /* Constants 0 and 1 for PIPE_READ and PIPE_WRITE */
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#endif
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@@ -596,8 +597,10 @@ sync_pipe_start(capture_options *capture_opts) {
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dup2(sync_pipe[PIPE_WRITE], 2);
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ws_close(sync_pipe[PIPE_READ]);
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execv(argv[0], (gpointer)argv);
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- g_snprintf(errmsg, sizeof errmsg, "Couldn't run %s in child process: %s",
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- argv[0], strerror(errno));
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+ if (errno == EPERM || errno == EACCES)
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+ securitymsg = "\nAre you memeber of 'wireshark' group? Try running 'usermod -a -G wireshark <username>' as root.";
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+ g_snprintf(errmsg, sizeof errmsg, "Couldn't run %s in child process: %s%s",
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+ argv[0], strerror(errno), securitymsg);
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sync_pipe_errmsg_to_parent(2, errmsg, "");
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/* Exit with "_exit()", so that we don't close the connection
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@@ -687,6 +690,7 @@ sync_pipe_open_command(const char** argv, int *data_read_fd,
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int i;
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#else
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char errmsg[1024+1];
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+ const char *securitymsg = "";
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int sync_pipe[2]; /* pipe used to send messages from child to parent */
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int data_pipe[2]; /* pipe used to send data from child to parent */
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#endif
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@@ -811,8 +815,10 @@ sync_pipe_open_command(const char** argv, int *data_read_fd,
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ws_close(sync_pipe[PIPE_READ]);
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ws_close(sync_pipe[PIPE_WRITE]);
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execv(argv[0], (gpointer)argv);
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- g_snprintf(errmsg, sizeof errmsg, "Couldn't run %s in child process: %s",
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- argv[0], strerror(errno));
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+ if (errno == EPERM || errno == EACCES)
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+ securitymsg = "\nAre you memeber of 'wireshark' group? Try running 'usermod -a -G wireshark <username>' as root.";
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+ g_snprintf(errmsg, sizeof errmsg, "Couldn't run %s in child process: %s%s",
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+ argv[0], strerror(errno), securitymsg);
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sync_pipe_errmsg_to_parent(2, errmsg, "");
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/* Exit with "_exit()", so that we don't close the connection
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