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package server
import (
"fmt"
"net/http"
"os"
"path/filepath"
"strings"
"github.com/inconshreveable/log15"
"github.com/kotakanbe/goval-dictionary/config"
"github.com/kotakanbe/goval-dictionary/db"
"github.com/labstack/echo"
"github.com/labstack/echo/middleware"
)
// Start starts CVE dictionary HTTP Server.
func Start(logDir string) error {
e := echo.New()
e.Debug = config.Conf.Debug
// Middleware
e.Use(middleware.Logger())
e.Use(middleware.Recover())
// setup access logger
logPath := filepath.Join(logDir, "access.log")
if _, err := os.Stat(logPath); os.IsNotExist(err) {
if _, err := os.Create(logPath); err != nil {
return err
}
}
f, err := os.OpenFile(logPath, os.O_APPEND|os.O_WRONLY, 0600)
if err != nil {
return err
}
defer f.Close()
e.Use(middleware.LoggerWithConfig(middleware.LoggerConfig{
Output: f,
}))
// Routes
e.GET("/health", health())
e.GET("/packs/:family/:release/:pack/:arch", getByPackName())
e.GET("/count/:family/:release", countOvalDefs())
e.GET("/lastmodified/:family/:release", getLastModified())
// e.Post("/cpes", getByPackName())
bindURL := fmt.Sprintf("%s:%s", config.Conf.Bind, config.Conf.Port)
log15.Info("Listening...", "URL", bindURL)
return e.Start(bindURL)
}
// Handler
func health() echo.HandlerFunc {
return func(c echo.Context) error {
return c.String(http.StatusOK, "")
}
}
func getByPackName() echo.HandlerFunc {
return func(c echo.Context) (err error) {
family := strings.ToLower(c.Param("family"))
release := c.Param("release")
pack := c.Param("pack")
arch := c.Param("arch")
log15.Debug("Params", "Family", family, "Release", release, "Pack", pack, "arch", arch)
driver, locked, err := db.NewDB(family, config.Conf.DBType, config.Conf.DBPath, config.Conf.DebugSQL)
if err != nil {
msg := fmt.Sprintf("Failed to Open DB: %s", err)
if locked {
msg += " Close DB connection"
}
log15.Error(msg)
return c.JSON(http.StatusInternalServerError, nil)
}
defer driver.CloseDB()
defs, err := driver.GetByPackName(family, release, pack, arch)
if err != nil {
log15.Error("Failed to get by CveID.", "err", err)
}
return c.JSON(http.StatusOK, defs)
}
}
func countOvalDefs() echo.HandlerFunc {
return func(c echo.Context) (err error) {
family := strings.ToLower(c.Param("family"))
release := c.Param("release")
log15.Debug("Params", "Family", family, "Release", release)
driver, locked, err := db.NewDB(family, config.Conf.DBType, config.Conf.DBPath, config.Conf.DebugSQL)
if err != nil {
msg := fmt.Sprintf("Failed to Open DB: %s", err)
if locked {
msg += " Close DB connection"
}
log15.Error(msg)
return c.JSON(http.StatusInternalServerError, nil)
}
defer driver.CloseDB()
count, err := driver.CountDefs(family, release)
log15.Debug("Count", "Count", count)
if err != nil {
log15.Error("Failed to count OVAL defs.", "err", err)
}
return c.JSON(http.StatusOK, count)
}
}
func getLastModified() echo.HandlerFunc {
return func(c echo.Context) (err error) {
family := strings.ToLower(c.Param("family"))
release := c.Param("release")
log15.Debug("getLastModified", "Family", family, "Release", release)
driver, locked, err := db.NewDB(family, config.Conf.DBType, config.Conf.DBPath, config.Conf.DebugSQL)
if err != nil {
msg := fmt.Sprintf("Failed to Open DB: %s", err)
if locked {
msg += " Close DB connection"
}
log15.Error(msg)
return c.JSON(http.StatusInternalServerError, nil)
}
defer driver.CloseDB()
t := driver.GetLastModified(family, release)
return c.JSON(http.StatusOK, t)
}
}
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