1 files changed, 51 insertions, 0 deletions
diff --git a/src/retrace/worker.c b/src/retrace/worker.c
new file mode 100644
index 00000000..2020627d
--- /dev/null
+++ b/src/retrace/worker.c
@@ -0,0 +1,51 @@
+#include <stdio.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/*
+  Launches Retrace Server worker (worker.py) with root permissions.
+  Binary needs to be owned by root and needs to set SUID bit.
+*/
+
+int main(int argc, char **argv)
+{
+  char command[256];
+  FILE *pipe;
+  int i;
+
+  if (argc != 2)
+  {
+    fprintf(stderr, "Usage: %s task_id\n", argv[0]);
+    return 1;
+  }
+
+  if (setuid(0) != 0)
+  {
+    fprintf(stderr, "You must run %s with root permissions.\n", argv[0]);
+    return 2;
+  }
+
+  for (i = 0; argv[1][i]; ++i)
+    if (!isdigit(argv[1][i]))
+    {
+      fputs("Task ID may only contain digits.", stderr);
+      return 3;
+    }
+
+  /* needs to be set to make mock work properly */
+  setenv("SUDO_USER", "root", 1);
+  setenv("SUDO_UID", "0", 1);
+  setenv("SUDO_GID", "0", 1);
+
+  /* launch worker.py */
+  sprintf(command, "/usr/bin/python /usr/share/abrt-retrace/worker.py \"%s\"", argv[1]);
+  pipe = popen(command, "r");
+  if (pipe == NULL)
+  {
+    fputs("Unable to run 'worker.py'.", stderr);
+    return 4;
+  }
+
+  return pclose(pipe) >> 8;
+}