Merge bitcoin/bitcoin#22531: guix: Fixes to guix-{attest,verify}

9b313dfef18792fcc36e78ef3caa693fafcce04e guix: Ensure EPOCH_SOURCE_DATE does not include GPG information (Andrew Chow)
43225f0a2a517ccd79dc49279b979ffd2eca6b85 guix: Remove extra \r from all.SHA256SUMS line ending (Andrew Chow)
d080c27066449f76bc8709fc50e422757971d2cf guix, doc: Add a note that codesigners need to rebuild after tagging (Andrew Chow)
4a466388a0092fbdf5f8969c6bfb65bf8cc962e1 guix: Allow changing the base manifest in guix-verify (Andrew Chow)
33455c76964b9e27b33e970d9722cc47657b291b guix: Make all.SHA256SUMS rather than codesigned.SHA256SUMS (Andrew Chow)

Pull request description:

  `guix-verify` expects `all.SHA256SUMS` but `guix-attest` produces `codesigned.SHA256SUMS`. Since `all.SHA256SUMS` makes more sense (as the file contains all the sha256sums, not just the codesigned ones), `guix-attest` has been changed to output a file of that name.

  As a quality of life improvement, `guix-verify` can take `SIGNER` and use the signer's manifest as the base to compare against. This makes it easier to compare a single person's attestations with everyone else's and can make it more obvious when one builder is clearly mismatching with everyone else.

  Lastly `release-process.md` is updated with a note about a gotcha that can cause a mismatch in the codesigned attestation.

ACKs for top commit:
  fanquake:
    ACK 9b313dfef18792fcc36e78ef3caa693fafcce04e

Tree-SHA512: 0d60627def38288dbd3059ad1e72cad224f9205da11b1a561c082ef28250a074df5cc5f2797c91a7be027bc486a3fda3319c2e496a8724e5b539337236c6f990

1 files changed, 27 insertions, 1 deletions

diff --git a/contrib/guix/guix-verify b/contrib/guix/guix-verify
index a6e2c4065e..e4863f115b 100755
--- a/contrib/guix/guix-verify
+++ b/contrib/guix/guix-verify
@@ -28,7 +28,11 @@ cmd_usage() {
 cat <<EOF
 Synopsis:
 
-    env GUIX_SIGS_REPO=<path/to/guix.sigs> ./contrib/guix/guix-verify
+    env GUIX_SIGS_REPO=<path/to/guix.sigs> [ SIGNER=<signer> ] ./contrib/guix/guix-verify
+
+Example overriding signer's manifest to use as base
+
+    env GUIX_SIGS_REPO=/home/dongcarl/guix.sigs SIGNER=achow101 ./contrib/guix/guix-verify
 
 EOF
 }
@@ -92,6 +96,17 @@ echo "--------------------"
 echo ""
 if (( ${#all_noncodesigned[@]} )); then
     compare_noncodesigned="${all_noncodesigned[0]}"
+    if [[ -n "$SIGNER" ]]; then
+        signer_noncodesigned="$OUTSIGDIR_BASE/$SIGNER/noncodesigned.SHA256SUMS"
+        if [[ -f "$signer_noncodesigned" ]]; then
+            echo "Using $SIGNER's manifest as the base to compare against"
+            compare_noncodesigned="$signer_noncodesigned"
+        else
+            echo "Unable to find $SIGNER's manifest, using the first one found"
+        fi
+    else
+        echo "No SIGNER provided, using the first manifest found"
+    fi
 
     for current_manifest in "${all_noncodesigned[@]}"; do
         verify "$compare_noncodesigned" "$current_manifest"
@@ -112,6 +127,17 @@ echo "--------------------"
 echo ""
 if (( ${#all_all[@]} )); then
     compare_all="${all_all[0]}"
+    if [[ -n "$SIGNER" ]]; then
+        signer_all="$OUTSIGDIR_BASE/$SIGNER/all.SHA256SUMS"
+        if [[ -f "$signer_all" ]]; then
+            echo "Using $SIGNER's manifest as the base to compare against"
+            compare_all="$signer_all"
+        else
+            echo "Unable to find $SIGNER's manifest, using the first one found"
+        fi
+    else
+        echo "No SIGNER provided, using the first manifest found"
+    fi
 
     for current_manifest in "${all_all[@]}"; do
         verify "$compare_all" "$current_manifest"