<ins> import ./make-test-python.nix ({ lib, pkgs, ... }: # This nixosTest is supposed to check the following: # # - Whether syncthing's API handles multiple requests for many devices, see #   https://github.com/NixOS/nixpkgs/issues/260262 # # - Whether syncthing-init.service generated bash script removes devices and #   folders that are not present in the user's configuration, which is partly #   injected into the script. See also: #   https://github.com/NixOS/nixpkgs/issues/259256 # let # Just a long path not to copy paste configPath = "/var/lib/syncthing/.config/syncthing/config.xml"; # We will iterate this and more attribute sets defined here, later in the # testScript. Start with this, and distinguish these settings from other # settings, as we check these differently with xmllint, due to the ID. settingsWithId = { devices = { # All of the device IDs used here were generated by the following command: # #    (${pkgs.syncthing}/bin/syncthing generate --home /tmp/foo #       | grep ID: | sed 's/.*ID: *//') && rm -rf /tmp/foo # # See also discussion at: # https://forum.syncthing.net/t/how-to-generate-dummy-device-ids/20927/8 test_device1.id  = "IVTZ5XF-EF3GKFT-GS4AZLG-IT6H2ZP-6WK75SF-AFXQXJJ-BNRZ4N6-XPDKVAU"; test_device2.id  = "5C35H56-Z2GFF4F-F3IVD4B-GJYVWIE-SMDBJZN-GI66KWP-52JIQGN-4AVLYAM"; test_device3.id  = "XKLSKHE-BZOHV7B-WQZACEF-GTH36NP-6JSBB6L-RXS3M7C-EEVWO2L-C5B4OAJ"; test_device4.id  = "APN5Q7J-35GZETO-5KCLF35-ZA7KBWK-HGWPBNG-FERF24R-UTLGMEX-4VJ6PQX"; test_device5.id  = "D4YXQEE-5MK6LIK-BRU5QWM-ZRXJCK2-N3RQBJE-23JKTQQ-LYGDPHF-RFPZIQX"; test_device6.id  = "TKMCH64-T44VSLI-6FN2YLF-URBZOBR-ATO4DYX-GEDRIII-CSMRQAI-UAQMDQG"; test_device7.id  = "472EEBG-Q4PZCD4-4CX6PGF-XS3FSQ2-UFXBZVB-PGNXWLX-7FKBLER-NJ3EMAR"; test_device8.id  = "HW6KUMK-WTBG24L-2HZQXLO-TGJSG2M-2JG3FHX-5OGYRUJ-T6L5NN7-L364QAZ"; test_device9.id  = "YAE24AP-7LSVY4T-J74ZSEM-A2IK6RB-FGA35TP-AG4CSLU-ED4UYYY-2J2TDQU"; test_device10.id = "277XFSB-OFMQOBI-3XGNGUE-Y7FWRV3-QQDADIY-QIIPQ26-EOGTYKW-JP2EXAI"; test_device11.id = "2WWXVTN-Q3QWAAY-XFORMRM-2FDI5XZ-OGN33BD-XOLL42R-DHLT2ML-QYXDQAU"; }; # Generates a few folders with IDs and paths as written... folders = lib.pipe 6 [ (builtins.genList (x: { name = "/var/lib/syncthing/test_folder${builtins.toString x}"; value = { id = "DontDeleteMe${builtins.toString x}"; }; })) builtins.listToAttrs ]; }; # Non default options that we check later if were applied settingsWithoutId = { options = { autoUpgradeIntervalH = 0; urAccepted = -1; }; gui = { theme = "dark"; }; }; # Used later when checking whether settings were set in config.xml: checkSettingWithId = { t # t for type , id , not ? false }: '' print("Searching for a ${t} with id ${id}") configVal_${t} = machine.succeed( "${pkgs.libxml2}/bin/xmllint " "--xpath 'string(//${t}[@id="${id}"]/@id)' ${configPath}" ) print("${t}.id = {}".format(configVal_${t})) assert "${id}" ${if not then "not" else ""} in configVal_${t} ''; # Same as checkSettingWithId, but for 'options' and 'gui' checkSettingWithoutId = { t # t for type , n # n for name , v # v for value , not ? false }: '' print("checking whether setting ${t}.${n} is set to ${v}") configVal_${t}_${n} = machine.succeed( "${pkgs.libxml2}/bin/xmllint " "--xpath 'string(/configuration/${t}/${n})' ${configPath}" ) print("${t}.${n} = {}".format(configVal_${t}_${n})) assert "${v}" ${if not then "not" else ""} in configVal_${t}_${n} ''; # Removes duplication a bit to define this function for the IDs to delete - # we check whether they were added after our script ran, and before the # systemd unit's bash script ran, and afterwards - whether the systemd unit # worked. checkSettingsToDelete = { not }: lib.pipe IDsToDelete [ (lib.mapAttrsToList (t: id: checkSettingWithId { inherit t id; inherit not; } )) lib.concatStrings ]; # These IDs are added to syncthing using the API, similarly to how the # generated systemd unit's bash script does it. Only we add it and expect the # systemd unit bash script to remove them when executed. IDsToDelete = { # Also created using the syncthing generate command above device = "LZ2CTHT-3W2M7BC-CMKDFZL-DLUQJFS-WJR73PA-NZGODWG-DZBHCHI-OXTQXAK"; # Intentionally this is a substring of the IDs of the 'test_folder's, as # explained in: https://github.com/NixOS/nixpkgs/issues/259256 folder = "DeleteMe"; }; addDeviceToDeleteScript = pkgs.writers.writeBash "syncthing-add-device-to-delete.sh" '' set -euo pipefail export RUNTIME_DIRECTORY=/tmp curl() { # get the api key by parsing the config.xml while ! ${pkgs.libxml2}/bin/xmllint  --xpath 'string(configuration/gui/apikey)'  ${configPath}  >"$RUNTIME_DIRECTORY/api_key" do sleep 1; done (printf "X-API-Key: "; cat "$RUNTIME_DIRECTORY/api_key") >"$RUNTIME_DIRECTORY/headers" ${pkgs.curl}/bin/curl -sSLk -H "@$RUNTIME_DIRECTORY/headers"  --retry 1000 --retry-delay 1 --retry-all-errors  "$@" } curl -d ${lib.escapeShellArg (builtins.toJSON { deviceID = IDsToDelete.device;})}  -X POST 127.0.0.1:8384/rest/config/devices curl -d ${lib.escapeShellArg (builtins.toJSON { id = IDsToDelete.folder;})}  -X POST 127.0.0.1:8384/rest/config/folders ''; in { name = "syncthing-init"; meta.maintainers = with lib.maintainers; [ doronbehar ]; nodes.machine = { services.syncthing = { enable = true; overrideDevices = true; overrideFolders = true; settings = settingsWithoutId // settingsWithId; }; }; testScript = '' machine.wait_for_unit("syncthing-init.service") '' + (lib.pipe settingsWithId [ # Check that folders and devices were added properly and that all IDs exist (lib.mapAttrsRecursive (path: id: checkSettingWithId { # plural -> solitary t = (lib.removeSuffix "s" (builtins.elemAt path 0)); inherit id; } )) # Get all the values we applied the above function upon (lib.collect builtins.isString) lib.concatStrings ]) + (lib.pipe settingsWithoutId [ # Check that all other syncthing.settings were added properly with correct # values (lib.mapAttrsRecursive (path: value: checkSettingWithoutId { t = (builtins.elemAt path 0); n = (builtins.elemAt path 1); v = (builtins.toString value); } )) # Get all the values we applied the above function upon (lib.collect builtins.isString) lib.concatStrings ]) + '' # Run the script on the machine machine.succeed("${addDeviceToDeleteScript}") '' + (checkSettingsToDelete { not = false; }) + '' # Useful for debugging later machine.copy_from_vm("${configPath}", "before") machine.systemctl("restart syncthing-init.service") machine.wait_for_unit("syncthing-init.service") '' + (checkSettingsToDelete { not = true; }) + '' # Useful for debugging later machine.copy_from_vm("${configPath}", "after") # Copy the systemd unit's bash script, to inspect it for debugging. mergeScript = machine.succeed( "systemctl cat syncthing-init.service | " "${pkgs.initool}/bin/initool g - Service ExecStart --value-only" ).strip() # strip from new lines machine.copy_from_vm(mergeScript, "") ''; }) </ins>