mirror of
https://github.com/tendermint/tendermint.git
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96 lines
2.2 KiB
Go
96 lines
2.2 KiB
Go
package docker
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import (
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"bytes"
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"context"
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"os"
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"path/filepath"
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"text/template"
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e2e "github.com/tendermint/tendermint/test/e2e/pkg"
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"github.com/tendermint/tendermint/test/e2e/pkg/infra"
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)
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var _ infra.Provider = &Provider{}
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// Provider implements a docker-compose backed infrastructure provider.
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type Provider struct {
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Testnet *e2e.Testnet
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}
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// Setup generates the docker-compose file and write it to disk, erroring if
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// any of these operations fail.
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func (p *Provider) Setup() error {
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compose, err := dockerComposeBytes(p.Testnet)
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if err != nil {
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return err
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}
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//nolint: gosec
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// G306: Expect WriteFile permissions to be 0600 or less
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err = os.WriteFile(filepath.Join(p.Testnet.Dir, "docker-compose.yml"), compose, 0644)
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if err != nil {
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return err
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}
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return nil
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}
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func (p Provider) StartTendermint(ctx context.Context, n *e2e.Node) error {
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panic("unimplemented")
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}
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func (p Provider) TerminateTendermint(ctx context.Context, n *e2e.Node) error {
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panic("unimplemented")
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}
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func (p Provider) KillTendermint(ctx context.Context, n *e2e.Node) error {
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panic("unimplemented")
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}
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// dockerComposeBytes generates a Docker Compose config file for a testnet and returns the
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// file as bytes to be written out to disk.
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func dockerComposeBytes(testnet *e2e.Testnet) ([]byte, error) {
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// Must use version 2 Docker Compose format, to support IPv6.
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tmpl, err := template.New("docker-compose").Parse(`version: '2.4'
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networks:
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{{ .Name }}:
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labels:
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e2e: true
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driver: bridge
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{{- if .IPv6 }}
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enable_ipv6: true
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{{- end }}
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ipam:
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driver: default
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config:
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- subnet: {{ .IP }}
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services:
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{{- range .Nodes }}
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{{ .Name }}:
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labels:
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e2e: true
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container_name: {{ .Name }}
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image: tendermint/e2e-node
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{{- if eq .ABCIProtocol "builtin" }}
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entrypoint: /usr/bin/entrypoint-builtin
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{{- end }}
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init: true
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ports:
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- 26656
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- {{ if .ProxyPort }}{{ .ProxyPort }}:{{ end }}26657
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- 6060
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volumes:
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- ./{{ .Name }}:/tendermint
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networks:
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{{ $.Name }}:
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ipv{{ if $.IPv6 }}6{{ else }}4{{ end}}_address: {{ .IP }}
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{{end}}`)
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if err != nil {
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return nil, err
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}
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var buf bytes.Buffer
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err = tmpl.Execute(&buf, testnet)
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if err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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