Fixed server implementation and refactored

This commit is contained in:
David Allen 2024-06-20 17:09:02 -06:00
parent 0e3eec733b
commit 22195fa00a
No known key found for this signature in database
GPG key ID: 717C593FF60A2ACC
8 changed files with 289 additions and 215 deletions

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@ -6,13 +6,10 @@ package cmd
import (
"encoding/json"
"fmt"
"maps"
"os"
"path/filepath"
configurator "github.com/OpenCHAMI/configurator/internal"
"github.com/OpenCHAMI/configurator/internal/generator"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
@ -25,28 +22,19 @@ var generateCmd = &cobra.Command{
Use: "generate",
Short: "Generate a config file from state management",
Run: func(cmd *cobra.Command, args []string) {
// load generator plugins to generate configs or to print
var (
generators = make(map[string]generator.Generator)
client = configurator.SmdClient{
Host: config.SmdClient.Host,
Port: config.SmdClient.Port,
AccessToken: config.AccessToken,
}
)
for _, path := range pluginPaths {
if verbose {
fmt.Printf("loading plugins from '%s'\n", path)
}
gens, err := generator.LoadPlugins(path)
// if we have more than one target and output is set, create configs in directory
targetCount := len(targets)
if outputPath != "" && targetCount > 1 {
err := os.MkdirAll(outputPath, 0o755)
if err != nil {
fmt.Printf("failed to load plugins: %v\n", err)
err = nil
continue
fmt.Printf("failed to make output directory: %v", err)
os.Exit(1)
}
}
// add loaded generator plugins to set
maps.Copy(generators, gens)
// use config plugins if none supplied via CLI
if len(pluginPaths) <= 0 {
pluginPaths = append(pluginPaths, config.PluginDirs...)
}
// show config as JSON and generators if verbose
@ -58,149 +46,47 @@ var generateCmd = &cobra.Command{
fmt.Printf("%v\n", string(b))
}
// show available targets then exit
if len(args) == 0 && len(targets) == 0 {
for g := range generators {
fmt.Printf("\tplugin: %s, name:\n", g)
// generate config with each supplied target
for _, target := range targets {
params := generator.Params{
Args: args,
PluginPaths: pluginPaths,
Target: target,
Verbose: verbose,
}
os.Exit(0)
}
// make sure that we have a token present before trying to make request
if config.AccessToken == "" {
// TODO: make request to check if request will need token
// check if OCHAMI_ACCESS_TOKEN env var is set if no access token is provided and use that instead
accessToken := os.Getenv("ACCESS_TOKEN")
if accessToken != "" {
config.AccessToken = accessToken
} else {
// TODO: try and fetch token first if it is needed
if verbose {
fmt.Printf("No token found. Attempting to generate config without one...\n")
}
output, err := generator.Generate(&config, params)
if err != nil {
fmt.Printf("failed to generate config: %v\n", err)
os.Exit(1)
}
}
if targets == nil {
logrus.Errorf("no target supplied (--target type:template)")
} else {
// if we have more than one target and output is set, create configs in directory
targetCount := len(targets)
if outputPath != "" && targetCount > 1 {
err := os.MkdirAll(outputPath, 0o755)
// write config output if no specific targetPath is set
if outputPath == "" {
// write only to stdout
fmt.Printf("%s\n", string(output))
} else if outputPath != "" && targetCount == 1 {
// write just a single file using template name
err := os.WriteFile(outputPath, output, 0o644)
if err != nil {
logrus.Errorf("failed to make output directory: %v", err)
return
fmt.Printf("failed to write config to file: %v", err)
os.Exit(1)
}
} else if outputPath != "" && targetCount > 1 {
// write multiple files in directory using template name
err := os.WriteFile(fmt.Sprintf("%s/%s.%s", filepath.Clean(outputPath), target, ".conf"), output, 0o644)
if err != nil {
fmt.Printf("failed to write config to file: %v", err)
os.Exit(1)
}
}
for _, target := range targets {
// split the target and type
// tmp := strings.Split(target, ":")
// make sure each target has at least two args
// if len(tmp) < 2 {
// message := "target"
// if len(tmp) == 1 {
// message += fmt.Sprintf(" '%s'", tmp[0])
// }
// message += " does not provide enough arguments (args: \"type:template\")"
// logrus.Errorf(message)
// continue
// }
// var (
// _type = tmp[0]
// _template = tmp[1]
// )
// g := generator.Generator{
// Type: tmp[0],
// Template: tmp[1],
// }
// check if another param is specified
// targetPath := ""
// if len(tmp) > 2 {
// targetPath = tmp[2]
// }
// run the generator plugin from target passed
gen := generators[target]
if gen == nil {
fmt.Printf("invalid generator target (%s)\n", target)
continue
}
output, err := gen.Generate(
&config,
generator.WithTemplate(gen.GetName()),
generator.WithClient(client),
)
if err != nil {
fmt.Printf("failed to generate config: %v\n", err)
continue
}
// NOTE: we probably don't want to hardcode the types, but should do for now
// ext := ""
// contents := []byte{}
// if _type == "dhcp" {
// // fetch eths from SMD
// eths, err := client.FetchEthernetInterfaces()
// if err != nil {
// logrus.Errorf("failed to fetch DHCP metadata: %v\n", err)
// continue
// }
// if len(eths) <= 0 {
// continue
// }
// // generate a new config from that data
// contents, err = g.GenerateDHCP(&config, eths)
// if err != nil {
// logrus.Errorf("failed to generate DHCP config file: %v\n", err)
// continue
// }
// ext = "conf"
// } else if g.Type == "dns" {
// // TODO: fetch from SMD
// // TODO: generate config from pulled info
// } else if g.Type == "syslog" {
// } else if g.Type == "ansible" {
// } else if g.Type == "warewulf" {
// }
// write config output if no specific targetPath is set
// if targetPath == "" {
if outputPath == "" {
// write only to stdout
fmt.Printf("%s\n", string(output))
} else if outputPath != "" && targetCount == 1 {
// write just a single file using template name
err := os.WriteFile(outputPath, output, 0o644)
if err != nil {
logrus.Errorf("failed to write config to file: %v", err)
continue
}
} else if outputPath != "" && targetCount > 1 {
// write multiple files in directory using template name
err := os.WriteFile(fmt.Sprintf("%s/%s.%s", filepath.Clean(outputPath), target, ".conf"), output, 0o644)
if err != nil {
logrus.Errorf("failed to write config to file: %v", err)
continue
}
}
// }
} // for targets
}
},
}
func init() {
generateCmd.Flags().StringSliceVar(&targets, "target", nil, "set the target configs to make")
generateCmd.Flags().StringSliceVar(&pluginPaths, "plugin", nil, "set the generator plugins directory path to shared libraries")
generateCmd.Flags().StringSliceVar(&targets, "target", []string{}, "set the target configs to make")
generateCmd.Flags().StringSliceVar(&pluginPaths, "plugins", []string{}, "set the generator plugins directory path")
generateCmd.Flags().StringVarP(&outputPath, "output", "o", "", "set the output path for config targets")
generateCmd.Flags().IntVar(&tokenFetchRetries, "fetch-retries", 5, "set the number of retries to fetch an access token")