[elpa] externals/buildbot f9792cdcfa 01/22: first commit

[ELPA Syncer]

branch: externals/buildbot
commit f9792cdcfab9b2728b3db8152e62e119b135b7ac
Author: Yuchen Pei <hi@ypei.me>
Commit: Yuchen Pei <hi@ypei.me>

    first commit
---
 .gitignore           |  1 +
 buildbot-build.el    |  4 +++
 buildbot-client.el   | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 buildbot-revision.el | 70 ++++++++++++++++++++++++++++++++++++++++++++++
 buildbot-utils.el    | 50 +++++++++++++++++++++++++++++++++
 buildbot.el          | 10 +++++++
 6 files changed, 213 insertions(+)

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000..e4e5f6c8b2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*~
\ No newline at end of file
diff --git a/buildbot-build.el b/buildbot-build.el
new file mode 100644
index 0000000000..ca1a8bcd70
--- /dev/null
+++ b/buildbot-build.el
@@ -0,0 +1,4 @@
+(define-derived-mode buildbot-build-mode special-mode "Buildbot build"
+  "Buildbot view for a build")
+
+(provide 'buildbot-build)
diff --git a/buildbot-client.el b/buildbot-client.el
new file mode 100644
index 0000000000..1bb8310df9
--- /dev/null
+++ b/buildbot-client.el
@@ -0,0 +1,78 @@
+;; -*- lexical-binding: t; -*-
+(require 'buildbot-utils)
+
+(defun buildbot-api-change (attr)
+  (buildbot-url-fetch-json
+   (format
+    "%s/api/v2/changes?%s"
+    buildbot-host (buildbot-format-attr attr))))
+
+(defun buildbot-api-logs (stepid)
+  (buildbot-url-fetch-json
+   (format
+    "%s/api/v2/steps/%s/logs"
+    buildbot-host stepid)))
+
+(defun buildbot-api-builders ()
+  (buildbot-url-fetch-json
+   (format
+    "%s/api/v2/builders"
+    buildbot-host)))
+
+(defun buildbot-api-build (attr)
+  (buildbot-url-fetch-json
+   (format
+    "%s/api/v2/builds?%s"
+    buildbot-host (buildbot-format-attr attr))))
+
+(defun buildbot-api-step (buildid)
+  (buildbot-url-fetch-json
+   (format
+    "%s/api/v2/builds/%s/steps"
+    buildbot-host buildid)))
+
+(defun buildbot-format-log-url (logid)
+  (format "%s/api/v2/logs/%s/raw" buildbot-host logid))
+
+(defun buildbot-api-recent-changes (limit)
+  (buildbot-api-change (list (cons 'order "-changeid") (cons 'limit limit))))
+
+(defun buildbot-get-all-builders ()
+  (alist-get 'builders (buildbot-api-builders)))
+
+(defun buildbot-builder-by-id (builderid)
+  (cl-find-if
+   (lambda (builder)
+     (= (alist-get 'builderid builder) builderid))
+   buildbot-builders))
+
+(defun buildbot-get-builder-name-by-id (id)
+  (alist-get 'name (buildbot-builder-by-id id)))
+
+(defun buildbot-get-change-by-revision (revision)
+  (elt
+   (alist-get 'changes
+              (buildbot-api-change (list (cons 'revision revision))))
+   0))
+
+(defun buildbot-get-builds-by-revision (revision)
+  (alist-get 'builds (buildbot-get-change-by-revision revision)))
+
+(defun buildbot-get-failed-builds-by-revision (revision)
+  (seq-filter
+   (lambda (build)
+     (not (equal (alist-get 'state_string build) "build successful")))
+   (buildbot-get-builds-by-revision revision)))
+
+(defun buildbot-format-builds-by-revision (revision)
+  (mapcar
+   'buildbot-format-build
+   (buildbot-get-builds-by-revision revision)))
+
+(defun buildbot-get-steps-by-buildid (buildid)
+  (alist-get 'steps (buildbot-api-step buildid)))
+
+(defun buildbot-get-logs-by-stepid (stepid)
+  (alist-get 'logs (buildbot-api-logs stepid)))
+
+(provide 'buildbot-client)
diff --git a/buildbot-revision.el b/buildbot-revision.el
new file mode 100644
index 0000000000..4f8ad57445
--- /dev/null
+++ b/buildbot-revision.el
@@ -0,0 +1,70 @@
+;; -*- lexical-binding: t; -*-
+(require 'buildbot-client)
+
+(defvar-local buildbot-revision-revision-id nil)
+(defvar buildbot-revision-header-regex "^\\[.*\\]$")
+
+(define-derived-mode buildbot-revision-mode special-mode "Buildbot revision"
+  "Buildbot view for a revision")
+
+(define-key buildbot-revision-mode-map "g" 'buildbot-revision-reload)
+
+(defun buildbot-revision-buffer-name (revision)
+  (concat "*buildbot revision " revision "*"))
+
+(defun buildbot-revision-load (revision)
+  (let ((buffer-name (buildbot-revision-buffer-name revision)))
+    (with-current-buffer (get-buffer-create buffer-name)
+      (buildbot-revision-mode)
+      (setq buildbot-revision-revision-id revision)
+      (buildbot-revision-update))
+    (switch-to-buffer buffer-name)))
+
+(defun buildbot-revision-update ()
+  (unless (derived-mode-p 'buildbot-revision-mode)
+    (error "Not in buildbot revision mode"))
+  (let ((inhibit-read-only t))
+    (erase-buffer)
+    (insert (buildbot-revision-format buildbot-revision-revision-id))))
+
+(defun buildbot-revision-open (revision)
+  (interactive "sRevision (commit hash): ")
+  (buildbot-revision-load revision))
+
+(defun buildbot-revision-reload ()
+  (interactive)
+  (buildbot-revision-update))
+
+(defun buildbot-revision-format (revision)
+  (string-join
+   (mapcar 'buildbot-revision-format-build
+           (buildbot-get-builds-by-revision revision))
+   "\n"))
+
+(defun buildbot-revision-next-header (n)
+  (interactive "p")
+  (dotimes (_ n)
+    (end-of-line 1)
+    (re-search-forward buildbot-revision-header-regex)
+    (beginning-of-line 1)))
+(define-key buildbot-revision-mode-map "n" 'buildbot-revision-next-header)
+
+(defun buildbot-revision-previous-header (n)
+  (interactive "p")
+  (beginning-of-line 1)
+  (unless (looking-at buildbot-revision-header-regex)
+    (re-search-backward buildbot-revision-header-regex))
+  (dotimes (_ n)
+    (re-search-backward buildbot-revision-header-regex)))
+(define-key buildbot-revision-mode-map "p" 'buildbot-revision-previous-header)
+
+(defun buildbot-revision-format-build (build)
+  (format "[%s %s]\n%s\n"
+          (buildbot-get-builder-name-by-id (alist-get 'builderid build))
+          (alist-get 'state_string build)
+          (string-join
+           (mapcar (lambda (test) (alist-get 'test_name test))
+                   (alist-get 'failed_tests build))
+           "\n")))
+
+(provide 'buildbot-revision)
diff --git a/buildbot-utils.el b/buildbot-utils.el
new file mode 100644
index 0000000000..ebac706fb6
--- /dev/null
+++ b/buildbot-utils.el
@@ -0,0 +1,50 @@
+(defun buildbot-parse-http-header (text)
+  (let ((status) (fields))
+    (with-temp-buffer
+      (insert text)
+      (goto-char (point-min))
+      (re-search-forward "^HTTP.*\\([0-9]\\{3\\}\\).*$")
+      (setq status (match-string 1))
+      (while (re-search-forward "^\\(.*?\\): \\(.*\\)$" nil t)
+        (push (cons (intern (match-string 1)) (match-string 2)) fields)))
+    (list (cons 'status status) (cons 'fields fields))))
+
+(defun buildbot-delete-http-header ()
+  (save-excursion
+    (goto-char (point-min))
+    (kill-region (point) (progn (re-search-forward "\r?\n\r?\n")
+                                (point)))))
+
+(defun buildbot-url-fetch-json (url &optional decompression with-header)
+  (with-current-buffer (get-buffer-create buildbot-client-buffer-name)
+    (goto-char (point-max))
+    (insert "[" (current-time-string) "] Request: " url "\n"))
+  (with-current-buffer (url-retrieve-synchronously url t)
+    (let ((header) (status) (fields))
+      (buildbot-delete-http-header)
+      (goto-char (point-min))
+      (setq header (buildbot-parse-http-header (car kill-ring))
+            status (alist-get 'status header)
+            fields (alist-get 'fields header))
+      (with-current-buffer buildbot-client-buffer-name
+        (insert "[" (current-time-string) "] Response: " status "\n"))
+      (when decompression
+        (call-process-region (point) (point-max) "gunzip" t t t)
+        (goto-char (point-min)))
+      (call-interactively 'delete-trailing-whitespace)
+      (if (string= status "200")
+          (unless (= (point) (point-max))
+            (if with-header
+                (list
+                 (cons 'header fields)
+                 (cons 'json (json-read)))
+              (json-read)))
+        (error "HTTP error: %s" (buffer-substring (point) (point-max)))))))
+
+(defun buildbot-format-attr (attr)
+  (string-join (mapcar (lambda (pair)
+                           (format "%s=%s" (car pair) (cdr pair)))
+                       attr)
+               "&"))
+
+(provide 'buildbot-utils)
diff --git a/buildbot.el b/buildbot.el
new file mode 100644
index 0000000000..7c6201753a
--- /dev/null
+++ b/buildbot.el
@@ -0,0 +1,10 @@
+;; -*- lexical-binding: t; -*-
+(defvar buildbot-builders (buildbot-get-all-builders))
+(defvar buildbot-client-buffer-name "*buildbot api*")
+(defvar buildbot-host nil)
+
+(require 'buildbot-revision)
+(require 'buildbot-build)
+(require 'buildbot-client)
+
+(provide 'buildbot)