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Merge fort-nix/nix-bitcoin#387: Shell improvements

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b49c74545f fetch-release: make GPG key searchable (Erik Arvstedt)
7356a34d88 docs/install.md: update (Erik Arvstedt)
77af2e4538 makeShell: improve `update-nix-bitcoin` (Erik Arvstedt)
52aaa8388e fetch-release: write error messages to stderr (Erik Arvstedt)

Pull request description:

ACKs for top commit:
  jonasnick:
    ACK b49c74545f

Tree-SHA512: 4117cbe5839a7cf6ec1855687d75d53569582263064ec04207c2b8ea5de9638a6fca2f6367fad1427dfb0855b2c6656d51492b603baf44115db564b1a2b7be46
This commit is contained in:
Jonas Nick 2021-09-15 09:00:40 +00:00
commit ed8792c72b
No known key found for this signature in database
GPG Key ID: 4861DBF262123605
5 changed files with 31 additions and 19 deletions
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4
docs/install.md
View File

@ -311,12 +311,10 @@ You can also build Nix from source by following the instructions at https://nixo
nix-shell
```
NOTE that a new directory `secrets/` appeared which contains the secrets for your node.
7. Deploy with krops in nix-shell
```
krops-deploy
deploy
```
This will now create a nix-bitcoin node on the target machine.

5
docs/usage.md
View File

@ -1,9 +1,10 @@
Updating
---
In your deployment directory, enter the nix shell with `nix-shell` and run
In your deployment directory, enter the nix shell with `nix-shell` and run the
following to update `nix-bitcoin-release.nix`:
```
fetch-release > nix-bitcoin-release.nix
update-nix-bitcoin
```
Nodeinfo

2
examples/shell.nix
View File

@ -4,5 +4,5 @@ in
import "${nix-bitcoin}/helper/makeShell.nix" {
configDir = ./.;
# Set this to modify your shell
# extraShellInitCmds = (pkgs: ''<my bash code>'');
# extraShellInitCmds = pkgs: ''<my bash code>'';
}

10
helper/fetch-release
View File

@ -6,7 +6,7 @@ scriptDir=$(cd "${BASH_SOURCE[0]%/*}" && pwd)
repo=fort-nix/nix-bitcoin
if [[ ! -v version ]]; then
version=$(curl --silent "https://api.github.com/repos/$repo/releases/latest" | jq -r '.tag_name' | tail -c +2)
version=$(curl -s --show-error "https://api.github.com/repos/$repo/releases/latest" | jq -r '.tag_name' | tail -c +2)
fi
TMPDIR=$(mktemp -d)
@ -18,17 +18,17 @@ mkdir -p -m 700 "$GPG_HOME"
# Import key
gpg --homedir $GPG_HOME --import "$scriptDir/key-jonasnick.bin" &> /dev/null
# Verify key fingerprint
gpg --homedir $GPG_HOME --list-keys 36C71A37C9D988BDE82508D9B1A70E4F8DCD0366 > /dev/null
gpg --homedir $GPG_HOME --list-keys "36C7 1A37 C9D9 88BD E825 08D9 B1A7 0E4F 8DCD 0366" > /dev/null
# Fetch nar-hash of release
cd $TMPDIR
baseUrl=https://github.com/$repo/releases/download/v$version
curl --silent -L -O $baseUrl/nar-hash.txt
curl --silent -L -O $baseUrl/nar-hash.txt.asc
curl -s --show-error -L -O $baseUrl/nar-hash.txt
curl -s --show-error -L -O $baseUrl/nar-hash.txt.asc
# Verify signature for nar-hash
gpg --homedir $GPG_HOME --verify nar-hash.txt.asc &> /dev/null || {
echo "Error: Signature verification failed. Please open an issue in the project repository."
>&2 echo "Error: Signature verification failed. Please open an issue in the project repository."
exit 1
}

29
helper/makeShell.nix
View File

@ -17,6 +17,11 @@ stdenv.mkDerivation rec {
export NIX_BITCOIN_EXAMPLES_DIR="${cfgDir}"
# Set isInteractive=1 if
# 1. stdout is a TTY, i.e. we're not piping the output
# 2. the shell is interactive
if [[ -t 1 && $- == *i* ]]; then isInteractive=1; else isInteractive=; fi
help() {
echo "nix-bitcoin path: ${toString ../.}"
echo
@ -47,10 +52,21 @@ stdenv.mkDerivation rec {
${toString ./fetch-release}
}
update-nix-bitcoin() {
fetch-release > "${cfgDir}/nix-bitcoin-release.nix"
exec nix-shell
}
update-nix-bitcoin() {(
set -euo pipefail
releaseFile="${cfgDir}/nix-bitcoin-release.nix"
current=$(cat "$releaseFile" 2>/dev/null || true)
new=$(fetch-release)
if [[ $new == $current ]]; then
echo "nix-bitcoin-release.nix already contains the latest release"
else
echo "$new" > "$releaseFile"
echo "Updated nix-bitcoin-release.nix"
if [[ $isInteractive ]]; then
exec nix-shell
fi
fi
)}
generate-secrets() {(
set -euo pipefail
@ -94,10 +110,7 @@ stdenv.mkDerivation rec {
done
}
# Print welcome message if
# 1. stdout is a TTY, i.e. we're not piping the output
# 2. the shell is interactive
if [[ -t 1 && $- == *i* ]]; then
if [[ $isInteractive ]]; then
${figlet}/bin/figlet "nix-bitcoin"
echo 'Enter "h" or "help" for documentation.'
fi