bunch of socket stuff

notes/ant.md

@@ -2,7 +2,7 @@
 tags: [buildtool, java]
 title: ant
 created: '2019-08-20T07:46:08.815Z'
-modified: '2019-11-28T11:54:16.798Z'
+modified: '2020-01-18T06:55:26.902Z'
 ---
 
 # ant
@@ -32,4 +32,3 @@ ant hello      # run target: hello
 
 ## see also
 - [[mvn]]
-- [[aant]]

notes/brew.md

@@ -2,13 +2,16 @@
 tags: [brew, osx, packagemanager]
 title: brew
 created: '2019-07-30T06:19:49.028Z'
-modified: '2020-01-03T07:32:25.968Z'
+modified: '2020-01-20T08:14:36.987Z'
 ---
 
 # brew
 
 > package manager for macOS
 
+## install
+`/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"`
+
 ## usage
 ```sh
 brew list
@@ -37,13 +40,10 @@ brew man              # generate brew man-pages
 
 brew install grep --with-default-names     # used with-default-names to avoid prefixing with "g"
 
-brew install 
+brew install
   inetutils
   gnu-getopt
-  socat
   findutils
-  netcat
-  ss
   pstree
   rmtrash
   mkcert

notes/capabilities.md

@@ -1,7 +1,7 @@
 ---
 title: capabilities
 created: '2020-01-17T07:20:37.598Z'
-modified: '2020-01-17T07:38:35.959Z'
+modified: '2020-01-20T12:40:13.407Z'
 ---
 
 # capabilities
@@ -21,10 +21,16 @@ modified: '2020-01-17T07:38:35.959Z'
 Privileged processes bypass all kernel permission checks
 unprivileged processes are subject to full permission checking based on the process's credentials (usually: effective UID, effective GID, and supplementary group list)
 
+## usage
+```sh
+man 7 capabilities
+```
+
 ## capabilities list
 ```sh
 CAP_IPC_LOCK  # lock memory
 ```
 ## see also
 - [[capsh]]
 - [[getcap]]
+- [[docker-compose]]

notes/cryptsetup.md

@@ -0,0 +1,29 @@
+---
+title: cryptsetup
+created: '2020-01-20T19:52:26.328Z'
+modified: '2020-01-21T07:03:32.961Z'
+---
+
+# cryptsetup
+
+> utility used to conveniently set up disk encryption based on the DMCrypt kernel module
+
+## usage
+```sh
+cryptsetup -v my_disk_mapper # doesnt work ?!
+
+
+cryptsetup luksFormat -c aes-cbc-essiv:sha256 -s 256 /dev/sdc1
+
+
+cryptsetup luksOpen /dev/sda my_disk_mapper
+
+cryptsetup luksOpen -d /etc/.crypto/cr_crypto.keyfile /dev/sdc1 cr_crypto   # use keyfile
+
+
+cryptsetup luksClose /dev/mapper/my_disk_mapper
+```
+## see also
+- [[mount]]
+- https://medium.com/@amritanshu16/how-to-mount-luks-encrypted-disk-in-raspbian-821b0a56c18e
+- https://linuxwiki.de/cryptsetup

notes/docker-compose.md

@@ -1,9 +1,9 @@
 ---
-attachments: [docker-compose.go-build.yml]
+pinned: true
 tags: [container]
 title: docker-compose
 created: '2019-08-28T09:08:43.657Z'
-modified: '2019-11-15T06:58:18.753Z'
+modified: '2020-01-20T12:41:41.067Z'
 ---
 
 # docker-compose
@@ -19,7 +19,27 @@ docker-compose ps
 docker-compose up -d service_name
 ```
 
+## compose file version 3 reference
+```yml
+cap_add:
+  - ALL
+
+cap_drop:
+  - NET_ADMIN
+  - SYS_ADMIN
+```
+
+## compose file version 3 reference
+```yml
+cap_add:
+  - ALL
+cap_drop:
+  - NET_ADMIN
+  - SYS_ADMIN
+```
+
 ## see also
 - [docker-compose.terraform-run.yml](@attachment/docker-compose.terraform-run.yml)
 - [docker-compose.go-build.yml](@attachment/docker-compose.go-build.yml)
+- [[capabilities]]
 - [[yml]]

notes/dot.md

@@ -0,0 +1,21 @@
+---
+title: dot
+created: '2020-01-20T08:57:17.661Z'
+modified: '2020-01-20T09:01:04.356Z'
+---
+
+# dot
+
+> dot draws directed graphs as hierarchie
+
+## install
+`apk add graphviz`
+
+## usage
+```sh
+dot -Tsvg > graph.svg
+
+# -Tv      set output format to 'v'
+```
+## see also
+- [[terraform]]

notes/kafka rest-proxy.md → notes/kafka rest-proxy api.md

@@ -1,10 +1,10 @@
 ---
-title: kafka rest-proxy
+title: kafka rest-proxy api
 created: '2019-10-02T08:00:18.210Z'
-modified: '2019-11-29T10:44:27.352Z'
+modified: '2020-01-20T18:27:42.654Z'
 ---
 
-# kafka rest-proxy
+# kafka rest-proxy api
 
 ## usage
 ```sh
@@ -23,4 +23,4 @@ curl -s -XGET http://HOST:8082/topics/testTopic/partitions |jq
 
 ## see also
 - [[kafka]]
-- [[kafka schema-registry]]
+- [[kafka schema-registry api]]

notes/kafka schema-registry.md → notes/kafka schema-registry api.md

@@ -1,10 +1,10 @@
 ---
-title: kafka schema-registry
+title: kafka schema-registry api
 created: '2019-10-02T08:00:24.539Z'
-modified: '2019-11-29T10:44:56.373Z'
+modified: '2020-01-20T18:27:48.861Z'
 ---
 
-# kafka schema-registry
+# kafka schema-registry api
 
 ## usage
 ```sh
@@ -24,4 +24,4 @@ curl -s -X GET \
 
 ## see also
 - [[kafka]]
-- [[kafka rest-proxy]]
+- [[kafka rest-proxy api]]

notes/kafka.md

@@ -1,12 +1,12 @@
 ---
 title: kafka
 created: '2019-07-30T06:19:49.147Z'
-modified: '2019-12-09T08:55:56.058Z'
+modified: '2020-01-20T18:31:23.814Z'
 ---
 
 # kafka
 
-## config
+## usage
 ```sh
 unset KAFKA_OPTS    # unset if deployed with -javaagent
 
@@ -34,26 +34,17 @@ kafka-console-producer --broker-list kafka-1:9092 --topic foo.bar    # then star
 ## kafka-console-consumer
 > `kafka-run-class kafka.tools.ConsoleConsumer "$@"`
 ```sh
-kafka-console-consumer --bootstrap-server kafka-1:9094 --topic test   # consume messages
+kafka-console-consumer --bootstrap-server kafka-1:9092 --topic foo.bar --from-beginning           # consume messages
 
-kafka-console-consumer --bootstrap-server kafka-1:9092 --from-beginning --topic foo.bar 
+kafka-console-consumer --bootstrap-server kafka-1:9092 --topic foo.bar --partition 0 --offset 2   # get offset
 
-kafka-console-consumer --bootstrap-server kafka-1:9092 --topic foo.bar --partition 0 --offset 2  # get offset
-
-kafka-console-consumer --consumer.config ssl.conf --bootstrap-server kafka-1:9092 --topic customerEvents --from-beginning
-
-kafka-console-consumer --consumer.config ssl.conf --bootstrap-server kafka-1:9092 --from-beginning --topic foo.bar 
+kafka-console-consumer --consumer.config ssl.conf --bootstrap-server kafka-1:9092 --topic foo.bar  --from-beginning
 ```
 
 ## kafka-delete-records
 ```sh
 kafka-delete-records --command-config ssl.conf --bootstrap-server kafka-1:9092 --offset-json-file offset-json.json
-```
-```json
-{
-  "partitions": [ {"topic": "customerEvents", "partition": 0, "offset": 609} ],
-  "version": 1
-}
+#  { "partitions": [ {"topic": "customerEvents", "partition": 0, "offset": 609} ], "version": 1 }
 ```
 
 ## kafka-consumer-groups
@@ -62,14 +53,19 @@ kafka-consumer-groups --command-config ssl.conf --bootstrap-server kafka-1:9092
 
 kafka-consumer-groups --command-config ssl.conf --bootstrap-server kafka-1:9092 -describe -group my-stream-processing-application
 
-kafka-consumer-groups --consumer.config ssl.conf --bootstrap-server kafka-host:9092 --group my-group --reset-offsets --to-earliest --all-topics --execute
+kafka-consumer-groups --consumer.config ssl.conf --bootstrap-server kafka-host:9092 \
+  --group my-group \
+  --reset-offsets \
+  --to-earliest \
+  --all-topics \
+  --execute
 ```
 
 ## kafka-run-class
 ```sh    
-kafka-run-class kafka.tools.GetOffsetShell --command-config ssl.conf --broker-list kafka-1:9092 --topic foo.bar                          # get offset
+kafka-run-class kafka.tools.GetOffsetShell --command-config ssl.conf --broker-list kafka-1:9092 --topic foo.bar   # get offset
 
-kafka-run-class kafka.tools.GetOffsetShell --broker-list kafka-1:9092 --topic de.story --time -1 --offsets 1   # topic size
+kafka-run-class kafka.tools.GetOffsetShell --broker-list kafka-1:9092 --topic de.story --time -1 --offsets 1      # topic size
 ```
 
 ## kafka-broker-api-versions
@@ -78,7 +74,6 @@ kafka-broker-api-versions --bootstrap-server kafka-2:9092 --command-config ssl.c
 ```
 
 ## see also
-- [[kafka rest-proxy]]
-- [[kafka schema-registry]]
-- [[zookeeper]]
-- [[rabbitmqctl]]
+- [[kafka rest-proxy api]]
+- [[kafka schema-registry api]]
+- [[zookeeper-shell]]

notes/keycloak api.md

@@ -0,0 +1,56 @@
+---
+title: keycloak api
+created: '2020-01-20T19:49:21.872Z'
+modified: '2020-01-20T19:50:57.004Z'
+---
+
+# keycloak api
+
+## usage
+```sh
+export TKN=$(curl -s -X POST \
+    -H "Content-Type: application/x-www-form-urlencoded" \
+    "http://HOST/auth/realms/master/protocol/openid-connect/token" \
+    -d "username=USER" \
+    -d "password=PASS" \
+    -d 'grant_type=password' \
+    -d 'client_id=admin-cli' | jq -r '.access_token')
+
+echo "get users count.."
+# GET /auth/admin/{realm}/users/count
+curl -s -X GET \
+  -H "Accept: application/json" -H "Authorization: Bearer $TKN" \
+  http://HOST/auth/admin/realms/master/users/count | jq
+
+echo "get users.."
+# GET /auth/admin/realms/master/users
+curl -s -X GET \
+  -H "Accept: application/json" -H "Authorization: Bearer $TKN" \
+  http://HOST/auth/admin/realms/master/users | jq
+
+
+echo "get realms.."
+# GET /auth/admin/realms
+curl -s -X GET \
+  -H "Accept: application/json" -H "Authorization: Bearer $TKN" \
+  http://HOST/auth/admin/realms | jq '.[].realm'
+
+
+# GET /auth/admin/realms
+curl -s -X GET \
+  -H "Accept: application/json" -H "Authorization: Bearer $TKN" \
+  http://HOST/auth/admin/realm/foo | jq '.'
+foo
+
+
+# GET /{realm}/users/{id}
+curl -s -X GET \
+  -H "Accept: application/json" -H "Authorization: Bearer $TKN" \
+  http://HOST/auth/admin/realms/master/users/5b1778a6-db75-4276-9ab5-e90396c1e47b | jq
+
+```
+## see also
+- [[nexus api]]
+- [[graylog api]]
+- [[gitlab api]]
+

notes/mount.md

@@ -2,7 +2,7 @@
 tags: [linux]
 title: mount
 created: '2019-07-30T06:19:49.179Z'
-modified: '2020-01-07T08:18:51.600Z'
+modified: '2020-01-20T19:52:23.559Z'
 ---
 
 # mount
@@ -36,4 +36,5 @@ mount | mount | grep "^/dev" | awk '{print $1" " $5}'   # filesystem of partitio
 - [[fstab]]
 - [[findmnt]]
 - [[docker volume]]
+- [[cryptsetup]]
 - [what-is-a-bind-mount - unix.stackexchange.com](https://unix.stackexchange.com/a/198591/193945)