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authortv <tv@shackspace.de>2015-08-29 08:29:35 +0200
committertv <tv@shackspace.de>2015-08-29 08:29:35 +0200
commit6def9f2d6ba957d068f0d1f0f267247b8e9a89f8 (patch)
tree9167a681c6d256bffdaf2238479a6e1baae17dbe /krebs
parent5591b1dd120dac7cc52098eaacb1476da7b9cb84 (diff)
krebs pkgs pssh: init
Diffstat (limited to 'krebs')
-rw-r--r--krebs/5pkgs/default.nix1
-rw-r--r--krebs/5pkgs/pssh/default.nix37
2 files changed, 38 insertions, 0 deletions
diff --git a/krebs/5pkgs/default.nix b/krebs/5pkgs/default.nix
index 71bee3fa2..500d5fe25 100644
--- a/krebs/5pkgs/default.nix
+++ b/krebs/5pkgs/default.nix
@@ -18,6 +18,7 @@ rec {
much = callPackage ./much {};
nq = callPackage ./nq {};
posix-array = callPackage ./posix-array {};
+ pssh = callPackage ./pssh {};
youtube-tools = callPackage ./youtube-tools {};
execve = name: { filename, argv, envp ? {}, destination ? "" }:
diff --git a/krebs/5pkgs/pssh/default.nix b/krebs/5pkgs/pssh/default.nix
new file mode 100644
index 000000000..fd48d3e7c
--- /dev/null
+++ b/krebs/5pkgs/pssh/default.nix
@@ -0,0 +1,37 @@
+{ writeScriptBin }:
+
+writeScriptBin "pssh" ''
+ #! /bin/sh
+ set -efu
+ case ''${1-} in
+
+ # TODO create plog with -o json | jq ... | map date
+
+ # usage: pssh {-j,--journal} host...
+ # Follow journal at each host.
+ -j|--journal)
+ shift
+ "$0" journalctl -n0 -ocat --follow --all ::: "$@" \
+ | while read line; do
+ printf '%s %s\n' "$(date --rfc-3339=s)" "$line"
+ done
+ ;;
+
+ -*)
+ echo $0: unknown option: $1 >&2
+ exit 1
+ ;;
+
+ # usage: pssh command [arg...] ::: host...
+ # Run command at each host.
+ *)
+ exec parallel \
+ --line-buffer \
+ -j0 \
+ --no-notice \
+ --tagstring {} \
+ ssh -T {} "$@"
+ ;;
+
+ esac
+''