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206 lines
7.7 KiB
Nix
206 lines
7.7 KiB
Nix
# implements https://github.com/scionproto/scion/blob/27983125bccac6b84d1f96f406853aab0e460405/doc/tutorials/deploy.rst
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import ../../make-test-python.nix ({ pkgs, ... }:
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let
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trust-root-configuration-keys = pkgs.runCommand "generate-trc-keys.sh" {
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buildInputs = [
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pkgs.scion
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];
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} ''
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set -euo pipefail
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mkdir /tmp/tutorial-scion-certs && cd /tmp/tutorial-scion-certs
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mkdir AS{1..5}
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# Create voting and root keys and (self-signed) certificates for core ASes
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pushd AS1
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scion-pki certificate create --not-after=3650d --profile=sensitive-voting <(echo '{"isd_as": "42-ffaa:1:1", "common_name": "42-ffaa:1:1 sensitive voting cert"}') sensitive-voting.pem sensitive-voting.key
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scion-pki certificate create --not-after=3650d --profile=regular-voting <(echo '{"isd_as": "42-ffaa:1:1", "common_name": "42-ffaa:1:1 regular voting cert"}') regular-voting.pem regular-voting.key
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scion-pki certificate create --not-after=3650d --profile=cp-root <(echo '{"isd_as": "42-ffaa:1:1", "common_name": "42-ffaa:1:1 cp root cert"}') cp-root.pem cp-root.key
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popd
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pushd AS2
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scion-pki certificate create --not-after=3650d --profile=cp-root <(echo '{"isd_as": "42-ffaa:1:2", "common_name": "42-ffaa:1:2 cp root cert"}') cp-root.pem cp-root.key
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popd
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pushd AS3
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scion-pki certificate create --not-after=3650d --profile=sensitive-voting <(echo '{"isd_as": "42-ffaa:1:3", "common_name": "42-ffaa:1:3 sensitive voting cert"}') sensitive-voting.pem sensitive-voting.key
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scion-pki certificate create --not-after=3650d --profile=regular-voting <(echo '{"isd_as": "42-ffaa:1:3", "common_name": "42-ffaa:1:3 regular voting cert"}') regular-voting.pem regular-voting.key
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popd
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# Create the TRC (Trust Root Configuration)
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mkdir tmp
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echo '
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isd = 42
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description = "Demo ISD 42"
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serial_version = 1
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base_version = 1
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voting_quorum = 2
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core_ases = ["ffaa:1:1", "ffaa:1:2", "ffaa:1:3"]
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authoritative_ases = ["ffaa:1:1", "ffaa:1:2", "ffaa:1:3"]
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cert_files = ["AS1/sensitive-voting.pem", "AS1/regular-voting.pem", "AS1/cp-root.pem", "AS2/cp-root.pem", "AS3/sensitive-voting.pem", "AS3/regular-voting.pem"]
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[validity]
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not_before = '$(date +%s)'
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validity = "365d"' \
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> trc-B1-S1-pld.tmpl
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scion-pki trc payload --out=tmp/ISD42-B1-S1.pld.der --template trc-B1-S1-pld.tmpl
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rm trc-B1-S1-pld.tmpl
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# Sign and bundle the TRC
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scion-pki trc sign tmp/ISD42-B1-S1.pld.der AS1/sensitive-voting.{pem,key} --out tmp/ISD42-B1-S1.AS1-sensitive.trc
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scion-pki trc sign tmp/ISD42-B1-S1.pld.der AS1/regular-voting.{pem,key} --out tmp/ISD42-B1-S1.AS1-regular.trc
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scion-pki trc sign tmp/ISD42-B1-S1.pld.der AS3/sensitive-voting.{pem,key} --out tmp/ISD42-B1-S1.AS3-sensitive.trc
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scion-pki trc sign tmp/ISD42-B1-S1.pld.der AS3/regular-voting.{pem,key} --out tmp/ISD42-B1-S1.AS3-regular.trc
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scion-pki trc combine tmp/ISD42-B1-S1.AS{1,3}-{sensitive,regular}.trc --payload tmp/ISD42-B1-S1.pld.der --out ISD42-B1-S1.trc
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rm tmp -r
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# Create CA key and certificate for issuing ASes
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pushd AS1
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scion-pki certificate create --profile=cp-ca <(echo '{"isd_as": "42-ffaa:1:1", "common_name": "42-ffaa:1:1 CA cert"}') cp-ca.pem cp-ca.key --ca cp-root.pem --ca-key cp-root.key
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popd
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pushd AS2
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scion-pki certificate create --profile=cp-ca <(echo '{"isd_as": "42-ffaa:1:2", "common_name": "42-ffaa:1:2 CA cert"}') cp-ca.pem cp-ca.key --ca cp-root.pem --ca-key cp-root.key
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popd
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# Create AS key and certificate chains
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scion-pki certificate create --profile=cp-as <(echo '{"isd_as": "42-ffaa:1:1", "common_name": "42-ffaa:1:1 AS cert"}') AS1/cp-as.pem AS1/cp-as.key --ca AS1/cp-ca.pem --ca-key AS1/cp-ca.key --bundle
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scion-pki certificate create --profile=cp-as <(echo '{"isd_as": "42-ffaa:1:2", "common_name": "42-ffaa:1:2 AS cert"}') AS2/cp-as.pem AS2/cp-as.key --ca AS2/cp-ca.pem --ca-key AS2/cp-ca.key --bundle
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scion-pki certificate create --profile=cp-as <(echo '{"isd_as": "42-ffaa:1:3", "common_name": "42-ffaa:1:3 AS cert"}') AS3/cp-as.pem AS3/cp-as.key --ca AS1/cp-ca.pem --ca-key AS1/cp-ca.key --bundle
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scion-pki certificate create --profile=cp-as <(echo '{"isd_as": "42-ffaa:1:4", "common_name": "42-ffaa:1:4 AS cert"}') AS4/cp-as.pem AS4/cp-as.key --ca AS1/cp-ca.pem --ca-key AS1/cp-ca.key --bundle
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scion-pki certificate create --profile=cp-as <(echo '{"isd_as": "42-ffaa:1:5", "common_name": "42-ffaa:1:5 AS cert"}') AS5/cp-as.pem AS5/cp-as.key --ca AS2/cp-ca.pem --ca-key AS2/cp-ca.key --bundle
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for i in {1..5}
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do
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mkdir -p $out/AS$i
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cp AS$i/cp-as.{key,pem} $out/AS$i
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done
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mv *.trc $out
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'';
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imports = hostId: [
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({
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services.scion = {
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enable = true;
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bypassBootstrapWarning = true;
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};
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networking = {
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useNetworkd = true;
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useDHCP = false;
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};
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systemd.network.networks."01-eth1" = {
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name = "eth1";
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networkConfig.Address = "192.168.1.${toString hostId}/24";
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};
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environment.etc = {
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"scion/topology.json".source = ./topology${toString hostId}.json;
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"scion/crypto/as".source = trust-root-configuration-keys + "/AS${toString hostId}";
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"scion/certs/ISD42-B1-S1.trc".source = trust-root-configuration-keys + "/ISD42-B1-S1.trc";
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"scion/keys/master0.key".text = "U${toString hostId}v4k23ZXjGDwDofg/Eevw==";
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"scion/keys/master1.key".text = "dBMko${toString hostId}qMS8DfrN/zP2OUdA==";
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};
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environment.systemPackages = [
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pkgs.scion
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];
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})
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];
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in
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{
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name = "scion-test";
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nodes = {
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scion01 = { ... }: {
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imports = (imports 1);
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};
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scion02 = { ... }: {
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imports = (imports 2);
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};
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scion03 = { ... }: {
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imports = (imports 3);
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};
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scion04 = { ... }: {
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imports = (imports 4);
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};
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scion05 = { ... }: {
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imports = (imports 5);
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};
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};
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testScript = let
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pingAll = pkgs.writeShellScript "ping-all-scion.sh" ''
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addresses="42-ffaa:1:1 42-ffaa:1:2 42-ffaa:1:3 42-ffaa:1:4 42-ffaa:1:5"
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timeout=100
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wait_for_all() {
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for as in "$@"
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do
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scion showpaths $as --no-probe > /dev/null
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return 1
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done
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return 0
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}
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ping_all() {
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for as in "$@"
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do
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scion ping "$as,127.0.0.1" -c 3
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done
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return 0
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}
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for i in $(seq 0 $timeout); do
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wait_for_all $addresses && exit 0
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ping_all $addresses && exit 0
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sleep 1
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done
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'';
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in
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''
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# List of AS instances
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machines = [scion01, scion02, scion03, scion04, scion05]
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# Functions to avoid many for loops
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def start(allow_reboot=False):
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for i in machines:
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i.start(allow_reboot=allow_reboot)
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def wait_for_unit(service_name):
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for i in machines:
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i.wait_for_unit(service_name)
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def succeed(command):
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for i in machines:
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i.succeed(command)
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def reboot():
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for i in machines:
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i.reboot()
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def crash():
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for i in machines:
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i.crash()
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# Start all machines, allowing reboot for later
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start(allow_reboot=True)
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# Wait for scion-control.service on all instances
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wait_for_unit("scion-control.service")
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# Execute pingAll command on all instances
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succeed("${pingAll} >&2")
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# Restart all scion services and ping again to test robustness
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succeed("systemctl restart scion-* >&2")
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succeed("${pingAll} >&2")
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# Reboot machines, wait for service, and ping again
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reboot()
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wait_for_unit("scion-control.service")
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succeed("${pingAll} >&2")
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# Crash, start, wait for service, and ping again
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crash()
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start()
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wait_for_unit("scion-control.service")
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succeed("pkill -9 scion-* >&2")
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wait_for_unit("scion-control.service")
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succeed("${pingAll} >&2")
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'';
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})
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