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hub.go
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hub.go
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package main
import (
"errors"
"fmt"
"github.com/fatih/color"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"github.com/crowdsecurity/crowdsec/pkg/cwhub"
)
func NewHubCmd() *cobra.Command {
var cmdHub = &cobra.Command{
Use: "hub [action]",
Short: "Manage Hub",
Long: `
Hub management
List/update parsers/scenarios/postoverflows/collections from [Crowdsec Hub](https://hub.crowdsec.net).
The Hub is managed by cscli, to get the latest hub files from [Crowdsec Hub](https://hub.crowdsec.net), you need to update.
`,
Example: `
cscli hub list # List all installed configurations
cscli hub update # Download list of available configurations from the hub
`,
Args: cobra.ExactArgs(0),
DisableAutoGenTag: true,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
if csConfig.Cscli == nil {
return fmt.Errorf("you must configure cli before interacting with hub")
}
return nil
},
}
cmdHub.PersistentFlags().StringVarP(&cwhub.HubBranch, "branch", "b", "", "Use given branch from hub")
cmdHub.AddCommand(NewHubListCmd())
cmdHub.AddCommand(NewHubUpdateCmd())
cmdHub.AddCommand(NewHubUpgradeCmd())
return cmdHub
}
func NewHubListCmd() *cobra.Command {
var cmdHubList = &cobra.Command{
Use: "list [-a]",
Short: "List installed configs",
Args: cobra.ExactArgs(0),
DisableAutoGenTag: true,
Run: func(cmd *cobra.Command, args []string) {
if err := csConfig.LoadHub(); err != nil {
log.Fatal(err)
}
if err := cwhub.GetHubIdx(csConfig.Hub); err != nil {
log.Info("Run 'sudo cscli hub update' to get the hub index")
log.Fatalf("Failed to get Hub index : %v", err)
}
//use LocalSync to get warnings about tainted / outdated items
_, warn := cwhub.LocalSync(csConfig.Hub)
for _, v := range warn {
log.Info(v)
}
cwhub.DisplaySummary()
ListItems(color.Output, []string{
cwhub.COLLECTIONS, cwhub.PARSERS, cwhub.SCENARIOS, cwhub.PARSERS_OVFLW,
}, args, true, false, all)
},
}
cmdHubList.PersistentFlags().BoolVarP(&all, "all", "a", false, "List disabled items as well")
return cmdHubList
}
func NewHubUpdateCmd() *cobra.Command {
var cmdHubUpdate = &cobra.Command{
Use: "update",
Short: "Fetch available configs from hub",
Long: `
Fetches the [.index.json](https://github.com/crowdsecurity/hub/blob/master/.index.json) file from hub, containing the list of available configs.
`,
Args: cobra.ExactArgs(0),
DisableAutoGenTag: true,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
if csConfig.Cscli == nil {
return fmt.Errorf("you must configure cli before interacting with hub")
}
if err := cwhub.SetHubBranch(); err != nil {
return fmt.Errorf("error while setting hub branch: %s", err)
}
return nil
},
Run: func(cmd *cobra.Command, args []string) {
if err := csConfig.LoadHub(); err != nil {
log.Fatal(err)
}
if err := cwhub.UpdateHubIdx(csConfig.Hub); err != nil {
if errors.Is(err, cwhub.ErrIndexNotFound) {
log.Warnf("Could not find index file for branch '%s', using 'master'", cwhub.HubBranch)
cwhub.HubBranch = "master"
if err := cwhub.UpdateHubIdx(csConfig.Hub); err != nil {
log.Fatalf("Failed to get Hub index after retry : %v", err)
}
} else {
log.Fatalf("Failed to get Hub index : %v", err)
}
}
//use LocalSync to get warnings about tainted / outdated items
_, warn := cwhub.LocalSync(csConfig.Hub)
for _, v := range warn {
log.Info(v)
}
},
}
return cmdHubUpdate
}
func NewHubUpgradeCmd() *cobra.Command {
var cmdHubUpgrade = &cobra.Command{
Use: "upgrade",
Short: "Upgrade all configs installed from hub",
Long: `
Upgrade all configs installed from Crowdsec Hub. Run 'sudo cscli hub update' if you want the latest versions available.
`,
Args: cobra.ExactArgs(0),
DisableAutoGenTag: true,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
if csConfig.Cscli == nil {
return fmt.Errorf("you must configure cli before interacting with hub")
}
if err := cwhub.SetHubBranch(); err != nil {
return fmt.Errorf("error while setting hub branch: %s", err)
}
return nil
},
Run: func(cmd *cobra.Command, args []string) {
if err := csConfig.LoadHub(); err != nil {
log.Fatal(err)
}
if err := cwhub.GetHubIdx(csConfig.Hub); err != nil {
log.Info("Run 'sudo cscli hub update' to get the hub index")
log.Fatalf("Failed to get Hub index : %v", err)
}
log.Infof("Upgrading collections")
cwhub.UpgradeConfig(csConfig, cwhub.COLLECTIONS, "", forceAction)
log.Infof("Upgrading parsers")
cwhub.UpgradeConfig(csConfig, cwhub.PARSERS, "", forceAction)
log.Infof("Upgrading scenarios")
cwhub.UpgradeConfig(csConfig, cwhub.SCENARIOS, "", forceAction)
log.Infof("Upgrading postoverflows")
cwhub.UpgradeConfig(csConfig, cwhub.PARSERS_OVFLW, "", forceAction)
},
}
cmdHubUpgrade.PersistentFlags().BoolVar(&forceAction, "force", false, "Force upgrade : Overwrite tainted and outdated files")
return cmdHubUpgrade
}