54 lines
1.4 KiB
Fish
54 lines
1.4 KiB
Fish
if test (count $argv) -lt 1; or test (count $argv) -gt 2
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echo "usage: deploy-to <host> [branch]" >&2
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return 2
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end
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set host $argv[1]
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set branch $argv[2]
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if test -z "$branch"
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set branch (git branch --show-current)
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end
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if test -z "$branch"
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echo "deploy-to: could not determine the current branch" >&2
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return 2
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end
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git rev-parse --show-toplevel >/dev/null 2>&1
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or begin
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echo "deploy-to: run this from a git checkout" >&2
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return 2
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end
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set dirty_lines (git status --porcelain)
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if test (count $dirty_lines) -gt 0
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echo "deploy-to: refusing to deploy with a dirty local worktree" >&2
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return 1
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end
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git fetch origin
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or return $status
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set remote_ref refs/remotes/origin/$branch
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git rev-parse --verify --quiet $remote_ref >/dev/null
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or begin
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echo "deploy-to: origin/$branch does not exist" >&2
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return 1
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end
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set local_head (git rev-parse HEAD)
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set remote_head (git rev-parse $remote_ref)
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if test "$local_head" != "$remote_head"
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echo "deploy-to: local HEAD differs from origin/$branch" >&2
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echo "deploy-to: push or reset the branch before deploying" >&2
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return 1
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end
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set escaped_branch (string escape -- $branch)
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set escaped_host (string escape -- $host)
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set remote_command "cd ~/wrk/dotfiles && git fetch origin && git switch -- $escaped_branch && git reset --hard origin/$escaped_branch && sudo nixos-rebuild switch --flake .#$escaped_host --print-build-logs"
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ssh $host $remote_command
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