mirror of https://github.com/databricks/cli.git
100 lines
2.4 KiB
Go
100 lines
2.4 KiB
Go
package databrickscfg
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import (
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"context"
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"fmt"
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"os"
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"strings"
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"github.com/databricks/cli/libs/log"
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"github.com/databricks/databricks-sdk-go/config"
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"gopkg.in/ini.v1"
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)
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var ResolveProfileFromHost = profileFromHostLoader{}
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type profileFromHostLoader struct{}
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func (l profileFromHostLoader) Name() string {
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return "resolve-profile-from-host"
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}
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func (l profileFromHostLoader) Configure(cfg *config.Config) error {
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// Skip an attempt to resolve a profile from the host if any authentication
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// is already configured (either directly, through environment variables, or
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// if a profile was specified).
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if cfg.Host == "" || l.isAnyAuthConfigured(cfg) {
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return nil
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}
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configFile, err := config.LoadFile(cfg.ConfigFile)
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if err != nil {
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if os.IsNotExist(err) {
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return nil
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}
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return fmt.Errorf("cannot parse config file: %w", err)
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}
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// Normalized version of the configured host.
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host := normalizeHost(cfg.Host)
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// Look for sections in the configuration file that match the configured host.
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var matching []*ini.Section
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for _, section := range configFile.Sections() {
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key, err := section.GetKey("host")
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if err != nil {
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log.Tracef(context.Background(), "section %s: %s", section.Name(), err)
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continue
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}
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// Ignore this section if the normalized host doesn't match.
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if normalizeHost(key.Value()) != host {
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continue
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}
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matching = append(matching, section)
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}
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// If there are no matching sections, we don't do anything.
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if len(matching) == 0 {
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return nil
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}
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// If there are multiple matching sections, let the user know it is impossible
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// to unambiguously select a profile to use.
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if len(matching) > 1 {
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var names []string
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for _, section := range matching {
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names = append(names, section.Name())
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}
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return fmt.Errorf(
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"multiple profiles for host %s (%s): please set DATABRICKS_CONFIG_PROFILE to specify one",
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host,
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strings.Join(names, ", "),
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)
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}
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match := matching[0]
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log.Debugf(context.Background(), "Loading profile %s because of host match", match.Name())
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err = config.ConfigAttributes.ResolveFromStringMap(cfg, match.KeysHash())
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if err != nil {
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return fmt.Errorf("%s %s profile: %w", configFile.Path(), match.Name(), err)
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}
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return nil
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}
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func (l profileFromHostLoader) isAnyAuthConfigured(cfg *config.Config) bool {
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for _, a := range config.ConfigAttributes {
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if a.Auth == "" {
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continue
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}
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if !a.IsZero(cfg) {
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return true
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}
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}
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return false
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}
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