From 63eab39255b833c09dd764d37b7e2570a057755d Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Tue, 31 Aug 2021 13:26:26 +0100
Subject: [PATCH] do not use external unauthorised uncontrolled servers. do not
 run external scripts from completely uncontrolled servers that could be
 hacked (or terminated, or go offline)

---
 pia-install | 46 +++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 43 insertions(+), 3 deletions(-)

diff --git a/pia-install b/pia-install
index 5e8ee78..c800176 100755
--- a/pia-install
+++ b/pia-install
@@ -1,12 +1,52 @@
 #!/bin/bash
 set -e
 if ! command -v rustup &> /dev/null; then
-    echo "Rustup could not be found, it can be installed by running the following command: curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh" >& 2
+    echo "Rustup could not be found, it can be installed by"
+    echo "running the following command: "
+    echo "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh" >& 2
     exit 1
 fi
 cd ~/src
 rustup default stable
 rustup update
-git clone https://salsa.debian.org/Kazan-team/power-instruction-analyzer.git pia
+
+# use the authorised copy controlled under the Libre-SOC git server,
+# not unauthorised uncontrolled servers (debian salsa)
+git clone https://git.libre-soc.org/git/power-instruction-analyzer.git pia
 cd pia
-exec ./libre-soc-install.sh
+
+# do not use external scripts.
+
+function fail()
+{
+    echo "error: $@" >&2
+    exit 1
+}
+
+if [[ "$VIRTUAL_ENV" == "" ]]; then
+    user=( "--user" )
+else
+    user=()
+fi
+cargo_version="$(cargo --version)" || \
+            fail "can't find cargo, install it from https://rustup.rs/"
+[[ "$cargo_version" =~ ^'cargo 1.'([0-9]+)'.'[0-9]+' ' ]] || \
+            fail "can't parse cargo's version string"
+(( "${BASH_REMATCH[1]}" >= 53 )) || \
+            fail 'your rust version is not recent enough, update your rust version using `rustup update`'
+python3 -m pip install "${user[@]}" 'maturin>=0.11,<0.12'
+if [[ "$VIRTUAL_ENV" == "" ]]; then
+    scripts="$(python3 -m sysconfig | \
+            sed 's@^\tuserbase = "\([^"]\+\)"$@\1/bin@p; d')"
+else
+    scripts="$(python3 -m sysconfig | \
+            sed 's/^\tscripts = "\([^"]\+\)"$/\1/p; d')"
+fi
+echo "$scripts"
+[[ -d "$scripts" ]] || fail "can't find python's \`scripts\` directory"
+rm -f target/wheels/power_instruction_analyzer-*.whl
+"$scripts"/maturin build --compatibility linux \
+                         --cargo-extra-args=--features=python-extension \
+                         -i python3 --release --no-sdist
+python3 -m pip install --force "${user[@]}" \
+                         target/wheels/power_instruction_analyzer-*.whl
-- 
2.30.2