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Merge pull request #30 from MatthewCroughan/mc/flock-explicit

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Use explicit cross-platform flock rather than impurely referencing it
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MatthewCroughan 2022-10-26 22:58:28 +01:00 • committed by GitHub
commit 1048460832
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1 changed files with 4 additions and 3 deletions
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7
flake.nix
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@ -31,6 +31,7 @@
nix = "${getExe final.nix}";
nixos-rebuild = "${getExe final.nixos-rebuild}";
openssh = "${getExe final.openssh}";
flock = "${getExe final.flock}";
n = flake.nixosConfigurations.${machine}._module.args.nixinate;
hermetic = n.hermetic or false;
@ -54,14 +55,14 @@
'' + (if hermetic then ''
echo "🤞 Activating configuration hermetically on ${machine} via ssh:"
( set -x; ${nix} ${nixOptions} copy --derivation ${nixos-rebuild} --to ssh://${user}@${host} )
( set -x; ${openssh} -t ${user}@${host} "sudo flock -w 60 /dev/shm/nixinate-${machine} -c 'nix-store --realise ${nixos-rebuild} && sudo ${nixos-rebuild} ${nixOptions} ${switch} --flake ${flake}#${machine}'" )
( set -x; ${openssh} -t ${user}@${host} "sudo ${flock} -w 60 /dev/shm/nixinate-${machine} nix-store --realise ${nixos-rebuild} && sudo ${nixos-rebuild} ${nixOptions} ${switch} --flake ${flake}#${machine}" )
'' else ''
echo "🤞 Activating configuration non-hermetically on ${machine} via ssh:"
( set -x; ${openssh} -t ${user}@${host} "sudo flock -w 60 /dev/shm/nixinate-${machine} -c 'nixos-rebuild ${switch} --flake ${flake}#${machine}'" )
( set -x; ${openssh} -t ${user}@${host} "sudo ${flock} -w 60 /dev/shm/nixinate-${machine} nixos-rebuild ${switch} --flake ${flake}#${machine}" )
'')
else ''
echo "🔨 Building system closure locally, copying it to remote store and activating it:"
( set -x; NIX_SSHOPTS="-t" flock -w 60 /dev/shm/nixinate-${machine} -c '${nixos-rebuild} ${nixOptions} ${switch} --flake ${flake}#${machine} --target-host ${user}@${host} --use-remote-sudo ${optionalString substituteOnTarget "-s"}' )
( set -x; NIX_SSHOPTS="-t" ${flock} -w 60 /dev/shm/nixinate-${machine} ${nixos-rebuild} ${nixOptions} ${switch} --flake ${flake}#${machine} --target-host ${user}@${host} --use-remote-sudo ${optionalString substituteOnTarget "-s"} )
'');
in final.writeScript "deploy-${machine}.sh" script;