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fix: download celestia-app-maintainers key in verify signature script #2665

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Oct 15, 2023
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7 changes: 5 additions & 2 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -92,9 +92,12 @@ If you use a pre-built binary, you may also want to verify the checksums and sig
You should see output like this:

```shell
gpg: Signature made Thu Sep 21 14:39:26 2023 EDT
gpg: Signature made Tue Oct 10 13:25:06 2023 UTC
gpg: using EDDSA key BF02F32CC36864560B90B764D469F859693DC3FA
gpg: Good signature from "celestia-app-maintainers <[email protected]>" [ultimate]
gpg: Good signature from "celestia-app-maintainers <[email protected]>" [unknown]
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What's the [unknown]?
Also, is there a way for the signature to be trusted?

gpg: WARNING: This key is not certified with a trusted signature!
gpg: There is no indication that the signature belongs to the owner.
Primary key fingerprint: BF02 F32C C368 6456 0B90 B764 D469 F859 693D C3FA
```

### Ledger Support
Expand Down
13 changes: 11 additions & 2 deletions scripts/signing/verify-signature.sh
Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,17 @@ fi
# PGP Key
# celestia-app-maintainers <[email protected]>
# BF02F32CC36864560B90B764D469F859693DC3FA
echo "Importing the celestia-app-maintainers public key..."
gpg --keyserver keys.openpgp.org --recv-keys BF02F32CC36864560B90B764D469F859693DC3FA
KEY_FILENAME="celestia-app-maintainers.asc"
GITHUB_URL="https://raw.githubusercontent.com/celestiaorg/celestia-app/main/scripts/signing/${KEY_FILENAME}"

echo "Downloading the celestia-app-maintainers public key"
curl -L ${GITHUB_URL} -o ${KEY_FILENAME}

echo "Importing ${KEY_FILENAME}"
gpg --import ${KEY_FILENAME}

echo "Deleting ${KEY_FILENAME}"
rm ${KEY_FILENAME}

echo "Verifying the signature of "$1" with "$2""
gpg --verify $1 $2