f-33: vm: start vms with multiple nic
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Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>
This commit is contained in:
parent
0237acba81
commit
26d5805747
8 changed files with 309 additions and 25 deletions
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@ -1,8 +1,10 @@
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package dhcp
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import (
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"net"
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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@ -124,3 +126,103 @@ func TestUnitName(t *testing.T) {
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t.Errorf("unit attendue dnsmasq@%s.service, obtenu %s", subName, got)
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}
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}
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// --- options par interface ---
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func TestWriteReservations_WithTags(t *testing.T) {
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dir := t.TempDir()
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res := []Reservation{
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{MAC: "00:22:33:00:01:02", IP: "10.1.1.2", Tag: "i-web-0"},
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{MAC: "00:22:33:00:02:07", IP: "10.1.2.7", Tag: "i-web-1"},
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}
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if err := WriteReservations(dir, subName, "i-web", res); err != nil {
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t.Fatalf("WriteReservations : %v", err)
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}
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content, _ := os.ReadFile(filepath.Join(HostsDir(dir, subName), "i-web"))
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want := "00:22:33:00:01:02,10.1.1.2,set:i-web-0\n00:22:33:00:02:07,10.1.2.7,set:i-web-1\n"
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if string(content) != want {
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t.Errorf("attendu %q, obtenu %q", want, content)
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}
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}
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func vmOptions(t *testing.T, dir string, tags []string, vpcRoute *net.IPNet) string {
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t.Helper()
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if err := WriteVMOptions(dir, subName, "i-web", tags, Config{
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InterfaceIP: net.ParseIP("10.1.1.1").To4(),
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VPCRoute: vpcRoute,
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}); err != nil {
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t.Fatalf("WriteVMOptions : %v", err)
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}
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b, err := os.ReadFile(filepath.Join(OptsDir(dir, subName), "i-web"))
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if err != nil {
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return ""
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}
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return string(b)
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}
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func TestWriteVMOptions_SuppressesDefaultRoute(t *testing.T) {
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_, vpcNet, _ := net.ParseCIDR("192.168.0.0/16")
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got := vmOptions(t, t.TempDir(), []string{"i-web-1"}, vpcNet)
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if !strings.Contains(got, "tag:i-web-1,3\n") {
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t.Errorf("l'option 3 nue doit supprimer la route par défaut :\n%s", got)
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}
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if strings.Contains(got, "0.0.0.0/0") {
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t.Errorf("la route par défaut ne doit pas figurer dans l'override :\n%s", got)
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}
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}
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func TestWriteVMOptions_ReEmitsMetadataRoute(t *testing.T) {
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_, vpcNet, _ := net.ParseCIDR("192.168.0.0/16")
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got := vmOptions(t, t.TempDir(), []string{"i-web-1"}, vpcNet)
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if !strings.Contains(got, "169.254.169.254/32,10.1.1.1") {
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t.Errorf("un override de l'option 121 remplace la précédente en entier : sans la route metadata, la VM ne se provisionne pas\n%s", got)
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}
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if !strings.Contains(got, "192.168.0.0/16,10.1.1.1") {
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t.Errorf("la route VPC doit être réémise elle aussi :\n%s", got)
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}
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}
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func TestWriteVMOptions_BridgeHasNoVPCRoute(t *testing.T) {
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got := vmOptions(t, t.TempDir(), []string{"i-web-1"}, nil)
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if !strings.Contains(got, "169.254.169.254/32") {
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t.Errorf("route metadata absente :\n%s", got)
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}
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if strings.Contains(got, "192.168") {
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t.Errorf("aucune route VPC attendue en mode bridge :\n%s", got)
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}
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}
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func TestWriteVMOptions_OneBlockPerTag(t *testing.T) {
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got := vmOptions(t, t.TempDir(), []string{"i-web-1", "i-web-2"}, nil)
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for _, tag := range []string{"tag:i-web-1,3", "tag:i-web-2,3"} {
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if !strings.Contains(got, tag) {
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t.Errorf("%q absent :\n%s", tag, got)
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}
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}
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}
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func TestWriteVMOptions_NoTagRemovesFile(t *testing.T) {
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dir := t.TempDir()
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_ = vmOptions(t, dir, []string{"i-web-1"}, nil)
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if err := WriteVMOptions(dir, subName, "i-web", nil, Config{}); err != nil {
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t.Fatalf("WriteVMOptions : %v", err)
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}
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if _, err := os.Stat(filepath.Join(OptsDir(dir, subName), "i-web")); !os.IsNotExist(err) {
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t.Error("sans interface non primaire, aucun fichier d'options ne doit subsister")
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}
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}
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func TestWriteVMOptions_RefusesDefaultGateway(t *testing.T) {
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err := WriteVMOptions(t.TempDir(), subName, "i-web", []string{"i-web-1"}, Config{
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InterfaceIP: net.ParseIP("10.1.1.1").To4(),
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DefaultGateway: net.ParseIP("10.1.1.254").To4(),
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})
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if err == nil {
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t.Error("ces options servent à retirer la route par défaut : en porter une est une incohérence")
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}
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}
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