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/* Vuls - Vulnerability Scanner |
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Copyright (C) 2016 Future Corporation , Japan. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package github |
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import ( |
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"bytes" |
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"context" |
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"encoding/json" |
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"fmt" |
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"io/ioutil" |
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"net/http" |
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"time" |
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"github.com/future-architect/vuls/config" |
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"github.com/future-architect/vuls/models" |
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"github.com/future-architect/vuls/util" |
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"github.com/k0kubun/pp" |
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"golang.org/x/oauth2" |
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) |
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// FillGitHubSecurityAlerts access to owner/repo on GitHub and fetch scurity alerts of the repository via GitHub API v4 GraphQL and then set to the given ScanResult. |
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// https://help.github.com/articles/about-security-alerts-for-vulnerable-dependencies/ |
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func FillGitHubSecurityAlerts(r *models.ScanResult, owner, repo, token string) (nCVEs int, err error) { |
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src := oauth2.StaticTokenSource( |
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&oauth2.Token{AccessToken: token}, |
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) |
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httpClient := oauth2.NewClient(context.Background(), src) |
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// TODO Use `https://github.com/shurcooL/githubv4` if the tool supports vulnerabilityAlerts Endpoint |
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const jsonfmt = `{"query": |
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"query { repository(owner:\"%s\", name:\"%s\") { url, vulnerabilityAlerts(first: %d, %s) { pageInfo{ endCursor, hasNextPage, startCursor}, edges { node { id, externalIdentifier, externalReference, fixedIn, packageName, dismissReason, dismissedAt } } } } }"}` |
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after := "" |
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for { |
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jsonStr := fmt.Sprintf(jsonfmt, owner, repo, 100, after) |
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req, err := http.NewRequest("POST", |
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"https://api.github.com/graphql", |
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bytes.NewBuffer([]byte(jsonStr)), |
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) |
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if err != nil { |
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return 0, err |
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} |
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// https://developer.github.com/v4/previews/#repository-vulnerability-alerts |
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// To toggle this preview and access data, need to provide a custom media type in the Accept header: |
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// MEMO: I tried to get the affected version via GitHub API. Bit it seems difficult to determin the affected version if there are multiple dependency files such as package.json. |
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// TODO remove this header if it is no longer preview status in the future. |
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req.Header.Set("Accept", "application/vnd.github.vixen-preview+json") |
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req.Header.Set("Content-Type", "application/json") |
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resp, err := httpClient.Do(req) |
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if err != nil { |
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return 0, err |
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} |
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defer resp.Body.Close() |
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alerts := SecurityAlerts{} |
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if json.NewDecoder(resp.Body).Decode(&alerts); err != nil { |
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return 0, err |
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} |
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if err != nil { |
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return 0, err |
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} |
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alerts := SecurityAlerts{} |
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if err = json.Unmarshal(bodyBytes, &alerts); err != nil { |
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return 0, err |
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} |
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util.Log.Debugf("%s", pp.Sprint(alerts)) |
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for _, v := range alerts.Data.Repository.VulnerabilityAlerts.Edges { |
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if config.Conf.IgnoreGitHubDismissed && v.Node.DismissReason != "" { |
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continue |
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} |
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pkgName := fmt.Sprintf("%s %s", |
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alerts.Data.Repository.URL, v.Node.PackageName) |
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m := models.GitHubSecurityAlert{ |
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PackageName: pkgName, |
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FixedIn: v.Node.FixedIn, |
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AffectedRange: v.Node.AffectedRange, |
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Dismissed: len(v.Node.DismissReason) != 0, |
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DismissedAt: v.Node.DismissedAt, |
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DismissReason: v.Node.DismissReason, |
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} |
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cveID := v.Node.ExternalIdentifier |
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if val, ok := r.ScannedCves[cveID]; ok { |
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val.GitHubSecurityAlerts = val.GitHubSecurityAlerts.Add(m) |
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r.ScannedCves[cveID] = val |
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nCVEs++ |
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} else { |
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v := models.VulnInfo{ |
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CveID: cveID, |
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Confidences: models.Confidences{models.GitHubMatch}, |
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GitHubSecurityAlerts: models.GitHubSecurityAlerts{m}, |
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} |
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r.ScannedCves[cveID] = v |
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nCVEs++ |
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} |
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} |
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if !alerts.Data.Repository.VulnerabilityAlerts.PageInfo.HasNextPage { |
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break |
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} |
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after = fmt.Sprintf(`after: \"%s\"`, alerts.Data.Repository.VulnerabilityAlerts.PageInfo.EndCursor) |
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} |
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return nCVEs, err |
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} |
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//SecurityAlerts has detected CVE-IDs, PackageNames, Refs |
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type SecurityAlerts struct { |
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Data struct { |
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Repository struct { |
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URL string `json:"url,omitempty"` |
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VulnerabilityAlerts struct { |
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PageInfo struct { |
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EndCursor string `json:"endCursor,omitempty"` |
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HasNextPage bool `json:"hasNextPage,omitempty"` |
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StartCursor string `json:"startCursor,omitempty"` |
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} `json:"pageInfo,omitempty"` |
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Edges []struct { |
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Node struct { |
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ID string `json:"id,omitempty"` |
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ExternalIdentifier string `json:"externalIdentifier,omitempty"` |
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ExternalReference string `json:"externalReference,omitempty"` |
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FixedIn string `json:"fixedIn,omitempty"` |
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AffectedRange string `json:"affectedRange,omitempty"` |
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PackageName string `json:"packageName,omitempty"` |
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DismissReason string `json:"dismissReason,omitempty"` |
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DismissedAt time.Time `json:"dismissedAt,omitempty"` |
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} `json:"node,omitempty"` |
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} `json:"edges,omitempty"` |
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} `json:"vulnerabilityAlerts,omitempty"` |
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} `json:"repository,omitempty"` |
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} `json:"data,omitempty"` |
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} |
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future-architect /
vuls
