From 77c76a2ae465eccff13261344b9f4c9e6b66e74b Mon Sep 17 00:00:00 2001
From: Christian Decker <decker.christian@gmail.com>
Date: Tue, 22 Sep 2020 15:17:32 +0200
Subject: [PATCH] debian: Replaced materialize-submodules script with a python
 version

---
 materialize-submodules.py | 54 +++++++++++++++++++++++++++++++++++++++
 materialize-submodules.sh | 33 ------------------------
 2 files changed, 54 insertions(+), 33 deletions(-)
 create mode 100644 materialize-submodules.py
 delete mode 100644 materialize-submodules.sh

diff --git a/materialize-submodules.py b/materialize-submodules.py
new file mode 100644
index 000000000..c81db34c4
--- /dev/null
+++ b/materialize-submodules.py
@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+from sh import git, rm, mv
+import re
+import os
+
+rm = rm.bake("-rf")
+grm = git.bake("rm", "--cached")
+commit = git.bake("commit", "-am")
+gclone = git.bake("clone", "--recursive")
+gadd = git.bake("add")
+# Read the gitmodules file
+submodules = {}
+
+for l in git("submodule").split("\n"):
+    if " " not in l:
+        continue
+    h, d = l.split(" ")
+    h = h[1:]
+    submodules[d] = {"path": d, "hash": h, "name": None, "url": None}
+
+curr = None
+name = None
+r = re.compile(r"(submodule|path|url) [=]?[ ]?\"?([^\"]+)\"?")
+for l in open(".gitmodules", "r"):
+    matches = r.search(l.strip())
+    if not matches:
+        continue
+    if matches[1] == "submodule":
+        name = matches[2]
+    elif matches[1] == "path":
+        curr = matches[2]
+        submodules[curr]["name"] = name
+    elif matches[1] == "url":
+        submodules[curr]["url"] = matches[2]
+
+grm(".gitmodules")
+for module in submodules.values():
+    grm(module["path"])
+    rm(module["path"])
+
+commit("scripted: Remove submodules for materialization")
+mv(".gitignore", ".gitignore.bak")
+
+for module in submodules.values():
+    gclone(module["url"], module["path"])
+    d = os.getcwd()
+    os.chdir(module["path"])
+    git("checkout", module["hash"])
+    os.chdir(d)
+    rm(f"{module['path']}/.git")
+    gadd(module["path"])
+
+mv(".gitignore.bak", ".gitignore")
+commit("scripted: Materialize submodules")
diff --git a/materialize-submodules.sh b/materialize-submodules.sh
deleted file mode 100644
index bd7e83e85..000000000
--- a/materialize-submodules.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-git rm .gitmodules
-git rm --cached external/jsmn external/libsodium external/libbacktrace external/libwally-core
-rm -rf external/jsmn external/libsodium external/libbacktrace external/libwally-core external/gheap
-
-rm -rf .git/modules/external/jsmn .git/modules/external/libsodium .git/modules/external/libbacktrace .git/modules/external/libwally-core  .git/modules/external/gheap
-
-git commit -am "scripted: Remove submodules for materialization"
-
-git clone --recursive https://github.com/valyala/gheap external/gheap/
-git clone --recursive https://github.com/zserge/jsmn external/jsmn
-git clone --recursive https://github.com/ianlancetaylor/libbacktrace.git external/libbacktrace
-git clone --recursive https://github.com/jedisct1/libsodium.git external/libsodium
-git clone --recursive https://github.com/ElementsProject/libwally-core.git external/libwally-core
-
-(cd external/gheap;         git checkout 67fc83bc953324f4759e52951921d730d7e65099)
-(cd external/jsmn;          git checkout 18e9fe42cbfe21d65076f5c77ae2be379ad1270f)
-(cd external/libbacktrace;  git checkout 5a99ff7fed66b8ea8f09c9805c138524a7035ece)
-(cd external/libsodium;     git checkout 675149b9b8b66ff44152553fb3ebf9858128363d)
-(cd external/libwally-core; git checkout b8d7ea91049c3d5522768c77c8bfe4936cbabbd7)
-
-rm -rf external/jsmn/.git external/libsodium/.git/ external/libbacktrace/.git/ external/libwally-core/.git
-
-# Move gitignore out of the way so the following adds work
-mv .gitignore .gitignore.bak
-
-git add external/jsmn
-git add external/libsodium
-git add external/libbacktrace
-git add external/libwally-core
-
-mv .gitignore.bak .gitignore
-
-git commit -am "scripted: Materialize submodules"