X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=nixops%2Fscripts%2Fsetup;h=9bdb8df2c684339f8240698f3af36c4500b79caf;hb=de6d17ec97a1946f628372e5b0854cb21a91a55f;hp=d9d42585a9dd58244419d4b57bf4283a5c14ed4b;hpb=34c5871481ec3d8e8ceaf0b63a006bb5b2d8e8c8;p=perso%2FImmae%2FConfig%2FNix.git

diff --git a/nixops/scripts/setup b/nixops/scripts/setup
index d9d4258..9bdb8df 100755
--- a/nixops/scripts/setup
+++ b/nixops/scripts/setup
@@ -1,95 +1,92 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
-RemoteRepo="gitolite@git.immae.eu:perso/Immae/Prive/Password_store/Mes_Sites/Paul"
-NixChannelUrl='https://releases.nixos.org/nixos/18.09/nixos-18.09.1834.9d608a6f592'
-NixChannelName='immaeNixpkgs'
+set -euo pipefail
 
-if [ -z "$NIXOPS_CONFIG_PASS_SUBTREE_REMOTE" \
-    -o -z "$NIXOPS_CONFIG_PASS_SUBTREE_PATH" ]; then
+if ! which nix 2>/dev/null >/dev/null; then
   cat <<-EOF
-Two environment variables are needed to setup the password store:
-NIXOPS_CONFIG_PASS_SUBTREE_PATH : path where the subtree will be imported
-NIXOPS_CONFIG_PASS_SUBTREE_REMOTE : remote name to give to the repository
-EOF
+	nix is needed, please install it:
+	> curl https://nixos.org/nix/install | sh
+	(or any other way handled by your distribution)
+	EOF
   exit 1
 fi
 
-if ! pass $NIXOPS_CONFIG_PASS_SUBTREE_PATH > /dev/null 2>/dev/null; then
+if [ "${NIX_STORE:-/nix/store}" != "/nix/store" ]; then
   cat <<-EOF
-/!\ This will modify your password store to add and import a subtree
-with the specific passwords files. Choose a path that doesn’t exist
-yet in your password store.
-> pass git remote add $NIXOPS_CONFIG_PASS_SUBTREE_REMOTE $RemoteRepo
-> pass git subtree add --prefix=$NIXOPS_CONFIG_PASS_SUBTREE_PATH $NIXOPS_CONFIG_PASS_SUBTREE_REMOTE master
-Later, you can use pull_environment and push_environment scripts to
-update the passwords when needed
-Continue? [y/N]
-EOF
+	Nix store outside of /nix/store is not supported
+	EOF
+  exit 1
+fi
+
+if ! which direnv 2>/dev/null >/dev/null; then
+  cat <<-EOF
+	direnv is needed, please install it
+	EOF
+  exit 1
+fi
+
+if [ -z "$NIXOPS_ENV_LOADED" ]; then
+  cat <<-EOF
+	direnv environment needs to be loaded
+	EOF
+  exit 1
+fi
+
+if [ "$(git config --get include.path)" != "../.gitconfig" ]; then
+  cat <<-EOF
+	it is recommended to include the .gitconfig file into (local) git configuration:
+	git config --local include.path '../.gitconfig'
+	Run this command? [y/N]
+	EOF
   read y
   if [ "$y" = "y" -o "$y" = "Y" ]; then
-    pass git remote add $NIXOPS_CONFIG_PASS_SUBTREE_REMOTE $RemoteRepo
-    pass git subtree add --prefix=$NIXOPS_CONFIG_PASS_SUBTREE_PATH $NIXOPS_CONFIG_PASS_SUBTREE_REMOTE master
-  else
-    echo "Aborting"
-    exit 1
+    git config --local include.path '../.gitconfig'
   fi
 fi
 
-if [ ! -f /etc/ssh/ssh_rsa_key_nixops ]; then
-  cat <<EOF
-The key to access private git repositories (websites hosted by the
-server) needs to be accessible to nix builders. It will be put in
-/etc/ssh/ssh_rsa_key_nixops (sudo right is needed for that)
-> pass show $NIXOPS_CONFIG_PASS_SUBTREE_PATH/NixSshKey | sudo tee /etc/ssh/ssh_rsa_key_nixops > /dev/null
-> pass show $NIXOPS_CONFIG_PASS_SUBTREE_PATH/NixSshKey.pub | sudo tee /etc/ssh/ssh_rsa_key_nixops.pub > /dev/null
-> sudo chmod u=r,go-rwx /etc/ssh/ssh_rsa_key_nixops
-> sudo chown nixbld1:nixbld /etc/ssh/ssh_rsa_key_nixops /etc/ssh/ssh_rsa_key_nixops.pub
-Continue? [y/N]
-EOF
-  read y
-  if [ "$y" = "y" -o "$y" = "Y" ]; then
-    if ! id -u nixbld1 2>/dev/null >/dev/null; then
-      echo "User nixbld1 seems inexistant, did you install nix?"
+gpg_keys=$(pass ls Nixops/GPGKeys | sed -e "1d" | cut -d" " -f2)
+for key in $gpg_keys; do
+  content=$(pass show Nixops/GPGKeys/$key)
+  fpr=$(echo "$content" | gpg --import-options show-only --import --with-colons | grep -e "^pub" | cut -d':' -f5)
+  gpg --list-key "$fpr" >/dev/null 2>/dev/null && imported=yes || imported=no
+  # /usr/share/doc/gnupg/DETAILS field 2
+  (echo "$content" | gpg --import-options show-only --import --with-colons |
+      grep -E '^pub:' |
+      cut -d':' -f2 |
+      grep -q '[fu]') && signed=yes || signed=no
+  if [ "$signed" = no -o "$imported" = no ] ; then
+    echo "The key for $key needs to be imported and signed (a local signature is enough)"
+    echo "$content" | gpg --import-options show-only --import
+    echo "Continue? [y/N]"
+    read y
+    if [ "$y" = "y" -o "$y" = "Y" ]; then
+      echo "$content" | gpg --import
+      gpg --expert --edit-key "$fpr" lsign quit
+    else
+      echo "Aborting"
       exit 1
     fi
-    mask=$(umask)
-    umask 0777
-    # Don’t forward it directly to tee, it would break ncurse pinentry
-    key=$(pass show $NIXOPS_CONFIG_PASS_SUBTREE_PATH/NixSshKey)
-    echo "$key" | sudo tee /etc/ssh/ssh_rsa_key_nixops > /dev/null
-    sudo chmod u=r,go=- /etc/ssh/ssh_rsa_key_nixops
-    pubkey=$(pass show $NIXOPS_CONFIG_PASS_SUBTREE_PATH/NixSshKey.pub)
-    echo "$pubkey" | sudo tee /etc/ssh/ssh_rsa_key_nixops.pub > /dev/null
-    sudo chmod a=r /etc/ssh/ssh_rsa_key_nixops.pub
-    sudo chown nixbld1:nixbld /etc/ssh/ssh_rsa_key_nixops /etc/ssh/ssh_rsa_key_nixops.pub
-    umask $mask
-  else
-    echo "Aborting"
-    exit 1
   fi
-fi
+done
 
-if ! nix-channel --list | grep -q "$NixChannelName $NixChannelUrl"; then
-cat <<EOF
-A new nix channel will be installed (or upgraded) to freeze the packages
-version:
-$NixChannelName $NixChannelUrl
-> nix-channel --add $NixChannelUrl $NixChannelName
-> nix-channel --update
-If this step fail, you may have to disable sandboxing in
-/etc/nix/nix.conf and rerun
-> nix-channel --update
-manually.
-Continue? [y/N]
-EOF
+if nix show-config --json | jq -e '.sandbox.value == "true"' >/dev/null; then
+  cat <<-EOF
+	There used to be some impure derivations (grep __noChroot), you may need
+	  sandbox = "relaxed"
+	in /etc/nix/nix.conf
+	you may also want to add
+	  keep-outputs = true
+	  keep-derivations = true
+	to prevent garbage collector from deleting build dependencies (they take a lot of time to build)
+        and
+	  allow-import-from-derivation = false
+	as an attempt to avoid having build-time derivations (doesn’t work for all packages)
+	press key to continue
+	EOF
   read y
-  if [ "$y" = "y" -o "$y" = "Y" ]; then
-    nix-channel --add $NixChannelUrl $NixChannelName
-    nix-channel --update
-  fi
 fi
 
-cat <<EOF
-All set up.
-Please make sure you’re using scripts/nixops_wrap when deploying
-EOF
+cat <<-EOF
+	All set up.
+	Please make sure you’re using make commands when deploying
+	EOF