Update 2 (#5)

* added and deleted * updated docs
invad0r · 0xdnL · Aug 2, 2019 · Aug 2, 2019 · Aug 2, 2019 · Aug 2, 2019
commit c8d627f7056c4b1e9f8d4e307d9a5f13343c672c
diff --git a/notes/argocd.md b/notes/argocd.md
@@ -1,14 +1,15 @@
 ---
 title: argocd
 created: '2020-10-26T12:29:59.372Z'
-modified: '2020-10-27T10:15:54.748Z'
+modified: '2021-10-15T07:40:38.882Z'
 ---
 
 # argocd
 
 > declarative, gitops continuous delivery tool for k8s
 
 ## usage
+
 ```sh
 argocd login HOST
 
@@ -20,5 +21,6 @@ argocd app create guestbook \
 ```
 
 ## see also
+
 - [[kubectl]]
 - [[minikube]]
diff --git a/notes/aws cloudformation.md b/notes/aws cloudformation.md
diff --git a/notes/aws iam.md b/notes/aws iam.md
diff --git a/notes/aws securityhub.md b/notes/aws securityhub.md
diff --git a/notes/base64.md b/notes/base64.md
@@ -2,14 +2,15 @@
 tags: [linux]
 title: base64
 created: '2020-09-01T08:26:05.388Z'
-modified: '2020-09-01T09:26:50.237Z'
+modified: '2021-10-28T11:54:25.624Z'
 ---
 
 # base64
 
 > encode and decode using base64 representation
 
 ## usage
+
 ```sh
 base64 -w 0 FILE
 
@@ -19,6 +20,8 @@ echo FOO | python -m base64
 ```
 
 ## see also
+
+- [[jq]] `@base64d`
 - [[echo]]
 - [[openssl]]
 - [[python]]
diff --git a/notes/bash array.md b/notes/bash array.md
@@ -2,7 +2,7 @@
 tags: [shell/bash]
 title: bash array
 created: '2019-08-01T07:14:55.242Z'
-modified: '2021-05-12T08:46:50.959Z'
+modified: '2021-10-25T09:41:19.353Z'
 ---
 
 # bash array
@@ -59,4 +59,5 @@ declare | grep Colors   # Colors=([0]="purple" [1]="reddish-orange" [2]="light g
 ## see also
 - [[bash declare]]
 - [[bash mapfile]]
+- [[bash readarray]]
 - [Bash associative array examples – Andy Balaam's Blog](https://www.artificialworlds.net/blog/2012/10/17/bash-associative-array-examples/)
diff --git a/notes/bash mapfile.md b/notes/bash mapfile.md
@@ -2,7 +2,7 @@
 tags: [shell/bash/builtin]
 title: bash mapfile
 created: '2019-07-30T06:19:49.014Z'
-modified: '2021-06-07T07:02:07.719Z'
+modified: '2021-10-25T09:49:01.598Z'
 ---
 
 # bash mapfile
@@ -22,7 +22,7 @@ modified: '2021-06-07T07:02:07.719Z'
 ```
 
 ```sh
-readarray  # synonym for `mapfile'
+readarray
 
 mapfile
 
@@ -35,6 +35,9 @@ echo ${FOORAY[@]}
 ```
 
 ## see also
+
 - [wiki-dev.bash-hackers.org/commands/builtin/mapfile](https://wiki-dev.bash-hackers.org/commands/builtin/mapfile)
 - [[bash read]]
 - [[bash array]]
+- [[bash readarray]]
+- [[yq]]
diff --git a/notes/bash readarray.md b/notes/bash readarray.md
@@ -2,7 +2,32 @@
 tags: [shell/bash/builtin]
 title: bash readarray
 created: '2019-08-02T06:42:37.622Z'
-modified: '2021-05-12T08:46:08.330Z'
+modified: '2021-10-25T09:43:51.075Z'
 ---
 
 # bash readarray
+
+> synonym for [[bash mapfile]] - read lines from a FILE into an array variable
+
+## usage
+
+```sh
+-d delim
+-n count
+-O origin
+-s count
+-t
+-u fd
+-C callback
+-c quantum
+```
+
+```sh
+readarray ARRAY < <(yq e '.coolActions[]' sample.yaml)
+ echo "${ARRAY[1]}"
+```
+
+## see also
+
+- [[bash array]]
+- [[yq]]
diff --git a/notes/brew.md b/notes/brew.md
@@ -2,7 +2,7 @@
 tags: [brew, macos, packagemanager]
 title: brew
 created: '2019-07-30T06:19:49.028Z'
-modified: '2021-10-06T12:07:25.860Z'
+modified: '2021-10-19T10:11:00.392Z'
 ---
 
 # brew
@@ -50,7 +50,14 @@ brew install
   mkcert
   bash-completion
 
-# cask - extension to brew allowing management of gui apps
+
+brew unlink PACKAGE       # switch between mutliple version of package
+brew link PACKAGE@10
+```
+
+## cask - extension to brew allowing management of gui apps
+
+```sh
 brew cask
 
 brew cask install CASK
@@ -61,8 +68,11 @@ brew cask install insomnia
 brew cask create my-cask           # create-cask
 
 ls /usr/local/Caskroom             # ls installed caskes
+```
 
-# tap - adds more repos to the list of formulae that brew tracks, updates, and installs from
+## tap - adds more repos to the list of formulae that brew tracks, updates, and installs from
+
+```sh
 brew tap                     # list tapped repositories
 
 brew tap tapname             # add tap

diff --git a/notes/buildah.md b/notes/buildah.md
@@ -0,0 +1,35 @@
+---
+title: buildah
+created: '2021-10-19T11:40:08.335Z'
+modified: '2021-10-19T11:44:22.549Z'
+---
+
+# buildah
+
+
+## install
+
+`yum -y install buildah`
+
+## usage
+
+```sh
+buildah from centos
+buildah run centos-working-container yum install httpd -y
+buildah copy centos-working-container index.html /var/www/html/index.html
+buildah config --entrypoint "/usr/sbin/httpd -DFOREGROUND" centos-working-container
+buildah commit centos-working-container redhat-website
+
+buildah bud -t fedora-httpd     # bud = "build-using-dockerfile"
+
+buildah images
+```
+
+## see also
+
+- [buildah.io](https://buildah.io/)
+- [[podman]]
+- [[skopeo]]
+- [[docker]]
+- [[crictl]]
+
diff --git a/notes/consul.md b/notes/consul.md
@@ -2,7 +2,7 @@
 tags: [iac]
 title: consul
 created: '2019-08-28T09:45:08.570Z'
-modified: '2020-04-30T14:58:11.555Z'
+modified: '2021-10-20T08:58:05.652Z'
 ---
 
 # consul
@@ -50,6 +50,8 @@ EOF
 ```
 
 ## see also
+
+- [[raft consesus algorithm]]
 - [[consul api]]
 - [[watch]]
 - [[awk]]

diff --git a/notes/coreutils.md b/notes/coreutils.md
@@ -2,13 +2,16 @@
 tags: [coreutils]
 title: coreutils
 created: '2020-09-01T07:42:52.948Z'
-modified: '2020-09-03T08:56:56.502Z'
+modified: '2021-10-19T11:52:30.934Z'
 ---
 
 # coreutils
 
 >  basic file, shell, and text manipulation utilities of the gnu operating system
 
+[[numfmt]] - see [[crane]]
+
+
 ## commonly used tools provided by this package include
 - [[chmod]] - changes file modes/permissions
 - [[chown]] - change file owner and group ownership

diff --git a/notes/crane.md b/notes/crane.md
@@ -0,0 +1,55 @@
+---
+title: crane
+created: '2021-10-19T11:44:42.215Z'
+modified: '2021-10-19T12:01:51.145Z'
+---
+
+# crane
+
+> tool for interacting with remote images and registries
+
+## install
+
+`brew install crane`
+
+## usage
+
+```sh
+crane export ubuntu - | tar -tvf - | less         # List files in an image
+
+crane export ubuntu - | tar -Oxf - etc/passwd     # Extract a single file from an image
+                                                  # Note: Be sure to remove the leading `/` from the path (not `/etc/passwd`). This behavior will not follow symlinks.
+
+crane append -f <(tar -f - -c some-dir/) -t IMAGE     # Bundle directory contents into an image
+                                                      # default: produces an image with one layer containing the directory contents. 
+                                                      # Add `-b ${BASE_IMAGE}` to append the layer to a base image instead.
+
+crane mutate IMAGE --entrypoint=some-dir/entrypoint.sh     # make an executable in the appended layer the image's entrypoint.
+
+# because `crane append` emits the full image reference, these calls can even be chained together:
+# will bundle `SOME_DIR/` into an image, push it, mutate its entrypoint to `SOME_DIR/entrypoint.sh`, and push that new image by digest
+crane mutate $(crane append -f <(tar -f - -c SOME_DIR/) -t IMAGE) --entrypoint=SOME_DIR/entrypoint.sh
+
+
+diff <(crane config busybox:1.32 | jq) <(crane config busybox:1.33 | jq)        # diff two configs
+diff <(crane manifest busybox:1.32 | jq) <(crane manifest busybox:1.33 | jq)    # diff two manifests
+
+
+crane manifest gcr.io/buildpacks/builder:v1 | jq '.config.size + ([.layers[].size] | add)'                      # get total image size
+crane manifest gcr.io/buildpacks/builder:v1 | jq '.config.size + ([.layers[].size] | add)' | numfmt --to=iec    # make human-readable by passing to numfmt
+
+
+crane digest IMAGE
+```
+
+
+
+
+
+## see also
+
+- [[skopeo]]
+- [[coreutils]]
+- [[jq]]
+- [github.com/google/go-containerregistry/crane/README.md](https://github.com/google/go-containerregistry/blob/main/cmd/crane/README.md)
+- [github.com/google/go-containerregistry/crane/recipes.md](https://github.com/google/go-containerregistry/blob/main/cmd/crane/recipes.md)
diff --git a/notes/crictl.md b/notes/crictl.md
@@ -2,7 +2,7 @@
 tags: [container]
 title: crictl
 created: '2021-05-27T09:57:46.096Z'
-modified: '2021-05-28T06:37:00.173Z'
+modified: '2021-10-19T11:44:10.286Z'
 ---
 
 # crictl
@@ -12,14 +12,20 @@ modified: '2021-05-28T06:37:00.173Z'
 ## install
 
 ## usage
+
 ```sh
 crictl start CONTAINER_ID
 
 crictl inspect CONTAINER_ID
 ```
 
 ## see also
+
 - [github.com/cri-o/tutorials/crictl](https://github.com/cri-o/cri-o/blob/master/tutorials/crictl.md)
 - [[docker]]
 - [[ctr]]
 - [[kubectl]]
+- [[skopeo]]
+- [[podman]]
+- [[buildah]]
+- [cri-o.io](https://cri-o.io/)
diff --git a/notes/docker api.md b/notes/docker api.md
@@ -2,7 +2,7 @@
 tags: [api, container/docker, curl]
 title: docker api
 created: '2019-08-20T09:42:39.909Z'
-modified: '2021-03-22T07:07:27.605Z'
+modified: '2021-10-19T07:34:32.085Z'
 ---
 
 # docker api
@@ -60,8 +60,9 @@ curl -XGET --unix-socket /run/docker/plugins/nfs.sock \
 ```
 
 ## see also
-- [[kubernetes api]]
+
 - [[curl]]
 - [[unix socket]]
+- [[kubernetes api]]
 - [docs.docker.com/engine/api](https://docs.docker.com/engine/api/v1.24/)
-- https://github.com/docker/go-plugins-helpers/
+- [github.com/docker/go-plugins-helpers/](https://github.com/docker/go-plugins-helpers/)