add digital ocean package

test/e2e/pkg/infra/digitalocean/digitalocean.go

@@ -0,0 +1,44 @@
+package digitalocean
+
+import (
+	"context"
+	"fmt"
+
+	e2e "github.com/tendermint/tendermint/test/e2e/pkg"
+	"github.com/tendermint/tendermint/test/e2e/pkg/infra"
+	e2essh "github.com/tendermint/tendermint/test/e2e/pkg/ssh"
+	"golang.org/x/crypto/ssh"
+)
+
+const (
+	sshPort     = 22
+	testappName = "testappd"
+)
+
+var _ infra.Provider = &Provider{}
+
+// Provider implements a docker-compose backed infrastructure provider.
+type Provider struct {
+	Testnet            *e2e.Testnet
+	InfrastructureData e2e.InfrastructureData
+	SSHConfig          *ssh.ClientConfig
+}
+
+// Noop currently. Setup is performed externally to the e2e test tool.
+func (p *Provider) Setup() error {
+	return nil
+}
+
+// Noop currently. Node creation is currently performed externally to the e2e test tool.
+func (p Provider) CreateNode(ctx context.Context, n *e2e.Node) error {
+	return nil
+}
+func (p Provider) StartTendermint(ctx context.Context, n *e2e.Node) error {
+	return e2essh.Exec(p.SSHConfig, fmt.Sprintf("%s:%d", n.IP, sshPort), fmt.Sprintf("systemctl start %s", testappName))
+}
+func (p Provider) TerminateTendermint(ctx context.Context, n *e2e.Node) error {
+	return e2essh.Exec(p.SSHConfig, fmt.Sprintf("%s:%d", n.IP, sshPort), fmt.Sprintf("systemctl -s SIGTERM %s", testappName))
+}
+func (p Provider) KillTendermint(ctx context.Context, n *e2e.Node) error {
+	return e2essh.Exec(p.SSHConfig, fmt.Sprintf("%s:%d", n.IP, sshPort), fmt.Sprintf("systemctl -s SIGKILL %s", testappName))
+}