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services: ipfs: separate system units, add offline mode

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Offline mode: When adding a lot of data, start this service.
It will will not flood the DHT since it only exposes the API.
When you are done simply reverse the process.
This commit is contained in:
Maximilian Güntner 2017-01-26 17:33:26 +01:00
parent e2a2f6d595
commit 123dd9f4e7
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1 changed files with 52 additions and 10 deletions
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62
nixos/modules/services/network-filesystems/ipfs.nix
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@ -104,30 +104,72 @@ in
};
};
systemd.services.ipfs = {
description = "IPFS Daemon";
systemd.services.ipfs-init = {
description = "IPFS Initializer";
after = [ "local-fs.target" ];
before = [ "ipfs.service" "ipfs-offline.service" ];
wantedBy = [ "multi-user.target" ];
after = [ "network.target" "local-fs.target" ];
path = [ pkgs.ipfs pkgs.su pkgs.bash ];
preStart = ''
install -m 0755 -o ${cfg.user} -g ${cfg.group} -d ${cfg.dataDir}
'';
script = ''
if [[ ! -d ${cfg.dataDir}/.ipfs ]]; then
cd ${cfg.dataDir}
${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c \
"${ipfs}/bin/ipfs init ${if cfg.emptyRepo then "-e" else ""}"
${ipfs}/bin/ipfs init ${optionalString cfg.emptyRepo "-e"}
fi
${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c \
"${ipfs}/bin/ipfs --local config Addresses.API ${cfg.apiAddress} && \
${ipfs}/bin/ipfs --local config Addresses.Gateway ${cfg.gatewayAddress}"
${ipfs}/bin/ipfs --local config Addresses.API ${cfg.apiAddress}
${ipfs}/bin/ipfs --local config Addresses.Gateway ${cfg.gatewayAddress}
'';
serviceConfig = {
User = cfg.user;
Group = cfg.group;
Type = "oneshot";
RemainAfterExit = true;
PermissionsStartOnly = true;
};
};
systemd.services.ipfs = {
description = "IPFS Daemon";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" "local-fs.target" "ipfs-init.service" ];
conflicts = [ "ipfs-offline.service" ];
wants = [ "ipfs-init.service" ];
path = [ pkgs.ipfs ];
serviceConfig = {
ExecStart = "${ipfs}/bin/ipfs daemon ${ipfsFlags}";
User = cfg.user;
Group = cfg.group;
PermissionsStartOnly = true;
Restart = "on-failure";
RestartSec = 1;
};
};
systemd.services.ipfs-offline = {
description = "IPFS Daemon (offline mode)";
after = [ "local-fs.target" "ipfs-init.service" ];
conflicts = [ "ipfs.service" ];
wants = [ "ipfs-init.service" ];
path = [ pkgs.ipfs ];
serviceConfig = {
ExecStart = "${ipfs}/bin/ipfs daemon ${ipfsFlags} --offline";
User = cfg.user;
Group = cfg.group;
Restart = "on-failure";
RestartSec = 1;
};
};
};