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-rw-r--r--krebs/3modules/urlwatch.nix15
-rw-r--r--krebs/5pkgs/simple/nixos-format-error.nix107
2 files changed, 117 insertions, 5 deletions
diff --git a/krebs/3modules/urlwatch.nix b/krebs/3modules/urlwatch.nix
index 2e336de21..113f6e65d 100644
--- a/krebs/3modules/urlwatch.nix
+++ b/krebs/3modules/urlwatch.nix
@@ -71,7 +71,7 @@ let
description = "URL to watch.";
example = [
https://nixos.org/channels/nixos-unstable/git-revision
- { url = http://localhost ; filter = "grep:important.*stuff"; }
+ { url = http://localhost ; filter = [ (grep "important.*stuff") ]; }
];
apply = map (x: getAttr (typeOf x) {
set = x;
@@ -177,12 +177,15 @@ let
echo Date: $(date -R)
echo From: ${shell.escape cfg.from}
echo Subject: $(
- sed -n 's/^\(CHANGED\|ERROR\|NEW\): //p' changes \
- | tr '\n' ' '
+ sed -nr 's/^(CHANGED|ERROR|NEW): //p' changes |
+ sed '1!s/^ //'
)
echo To: ${shell.escape cfg.mailto}
+ echo Mime-Version: 1.0
+ echo Content-Type: text/plain\; charset=UTF-8
+ echo Content-Transfer-Encoding: base64
echo
- cat changes
+ base64 changes
} | /run/wrappers/bin/sendmail -t
fi
''}
@@ -211,7 +214,9 @@ let
};
filter = mkOption {
default = null;
- type = with types; nullOr str; # TODO nullOr subtypes.filter
+ type =
+ with types;
+ nullOr (either str (listOf (pkgs.formats.json {}).type));
};
ignore_cached = mkOption {
default = null;
diff --git a/krebs/5pkgs/simple/nixos-format-error.nix b/krebs/5pkgs/simple/nixos-format-error.nix
new file mode 100644
index 000000000..a28f7245f
--- /dev/null
+++ b/krebs/5pkgs/simple/nixos-format-error.nix
@@ -0,0 +1,107 @@
+{ pkgs }:
+
+pkgs.writeGawkBin "nixos-format-error" ''
+ # usage: nixos-rebuild ... 2>&1 | nixos-format-error
+
+ function out() {
+ print
+ next
+ }
+
+ BEGIN {
+ IDLE = 0
+ ACTIVE = 1
+ PASSIVE = 2
+ ERROR = 3
+
+ start_state = IDLE
+
+ state = start_state
+ }
+
+ END {
+ if (trace_count)
+ for (i = trace_count - 1; i >= 0; i--)
+ print trace[i]
+ }
+
+ state == PASSIVE {
+ out()
+ }
+
+ state == IDLE {
+ if ($0 ~ /^building the system configuration\.\.\. ?$/) {
+ state = ACTIVE
+ }
+ out()
+ }
+
+ state == ACTIVE {
+ if ($1 ~ /(\[[0-9;]+m)?error:(\[[0-9;]m)?/) {
+ state = ERROR
+ sub(/^/,"\x1b[31;1m"); sub(/$/,"\x1b[m")
+ trace[trace_count++] = $0
+
+ "stty -F /dev/tty size" |& getline
+ COLUMNS = gensub(/.* ([0-9]+)$/, "\\1", "1")
+
+ next
+ }
+ if ($0 ~ /^these [0-9]+ derivations will be built:/) {
+ state = PASSIVE
+ }
+ if ($0 == "activating the configuration...") {
+ state = PASSIVE
+ }
+ out()
+ }
+
+ state == ERROR {
+ sub(/ $/, "")
+ gsub(/\[[0-9;]*m/, "")
+
+ if ($0 ~ /^\s*at /) {
+ location = gensub(/^\s*at (.*):$/,"\\1","1")
+ content = ""
+ lnumcol = gensub(/^.*:([0-9]+:[0-9]+)$/,"\\1","1",location)
+ lnum = gensub(/:.*/,"","1",lnumcol)
+ col = gensub(/.*:/,"","1",lnumcol)
+ next
+ }
+
+ if ($1 == lnum "|") {
+ content = gensub(/^\s*[0-9]+\|(.*)/,"\\1","1")
+
+ location = sprintf("%50s", location)
+
+ preview_size = COLUMNS - length(location " ")
+
+ prefix = gensub(/^\s*/,"","1",substr(content, 1, col))
+ infix = gensub(/^([0-9a-zA-Z]+|.).*$/, "\\1", "1", substr(content, col + 1))
+ suffix = substr(content, col + length(infix) + 1)
+
+ if (length(prefix infix suffix) > preview_size) {
+ n = (preview_size - length(infix)) / 2 - length(" ")
+ prefix = substr(prefix, length(prefix) - n + 1)
+ if (prefix != "") { prefix = "…" prefix }
+ suffix = substr(suffix, 1, n)
+ if (suffix != "") { suffix = suffix "…" }
+ }
+
+ preview = \
+ "\x1b[38;5;244m" prefix "\x1b[m" \
+ "\x1b[38;5;230m" infix "\x1b[m" \
+ "\x1b[38;5;244m" suffix "\x1b[m"
+
+ trace[trace_count++] = location " " preview
+ next
+ }
+
+ if ($0 == "") next
+ if ($0 ~ /^\s*… (from|while)/) next
+ if ($0 ~ /^\s*([0-9]*)\|/) next
+
+ trace[trace_count++] = $0
+ next
+ }
+''