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Documentation/dev-guide: add bash syntax to doc

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Sky Ao 2016-07-17 15:50:00 +08:00 committed by Gyu-Ho Lee
parent 918af500c3
commit adbd936f22
1 changed files with 10 additions and 9 deletions
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Documentation/dev-guide/interacting_v3.md
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@ -21,7 +21,7 @@ OK
## Read keys ## Read keys
Applications can read values of keys from an etcd cluster. Queries may read a single key, or a range of keys. Applications can read values of keys from an etcd cluster. Queries may read a single key, or a range of keys.
Suppose the etcd cluster has stored the following keys: Suppose the etcd cluster has stored the following keys:
@ -61,7 +61,7 @@ Suppose an etcd cluster already has the following keys:
``` bash ``` bash
$ etcdctl put foo bar # revision = 2 $ etcdctl put foo bar # revision = 2
$ etcdctl put foo1 bar1 # revision = 3 $ etcdctl put foo1 bar1 # revision = 3
$ etcdctl put foo bar_new # revision = 4 $ etcdctl put foo bar_new # revision = 4
$ etcdctl put foo1 bar1_new # revision = 5 $ etcdctl put foo1 bar1_new # revision = 5
``` ```
@ -118,7 +118,7 @@ Applications can watch on a key or a range of keys to monitor for any updates.
Here is the command to watch on key `foo`: Here is the command to watch on key `foo`:
```bash ```bash
$ etcdctl watch foo $ etcdctl watch foo
# in another terminal: etcdctl put foo bar # in another terminal: etcdctl put foo bar
foo foo
bar bar
@ -145,11 +145,12 @@ Suppose we finished the following sequence of operations:
``` bash ``` bash
etcdctl put foo bar # revision = 2 etcdctl put foo bar # revision = 2
etcdctl put foo1 bar1 # revision = 3 etcdctl put foo1 bar1 # revision = 3
etcdctl put foo bar_new # revision = 4 etcdctl put foo bar_new # revision = 4
etcdctl put foo1 bar1_new # revision = 5 etcdctl put foo1 bar1_new # revision = 5
``` ```
Here is an example to watch the historical changes: Here is an example to watch the historical changes:
```bash ```bash
# watch for changes on key `foo` since revision 2 # watch for changes on key `foo` since revision 2
$ etcdctl watch --rev=2 foo $ etcdctl watch --rev=2 foo
@ -188,7 +189,7 @@ Applications can grant leases for keys from an etcd cluster. When a key is attac
Here is the command to grant a lease: Here is the command to grant a lease:
``` ```bash
# grant a lease with 10 second TTL # grant a lease with 10 second TTL
$ etcdctl lease grant 10 $ etcdctl lease grant 10
lease 32695410dcc0ca06 granted with TTL(10s) lease 32695410dcc0ca06 granted with TTL(10s)
@ -204,7 +205,7 @@ Applications revoke leases by lease ID. Revoking a lease deletes all of its atta
Suppose we finished the following sequence of operations: Suppose we finished the following sequence of operations:
``` ```bash
$ etcdctl lease grant 10 $ etcdctl lease grant 10
lease 32695410dcc0ca06 granted with TTL(10s) lease 32695410dcc0ca06 granted with TTL(10s)
$ etcdctl put --lease=32695410dcc0ca06 foo bar $ etcdctl put --lease=32695410dcc0ca06 foo bar
@ -213,7 +214,7 @@ OK
Here is the command to revoke the same lease: Here is the command to revoke the same lease:
``` ```bash
$ etcdctl lease revoke 32695410dcc0ca06 $ etcdctl lease revoke 32695410dcc0ca06
lease 32695410dcc0ca06 revoked lease 32695410dcc0ca06 revoked
@ -227,14 +228,14 @@ Applications can keep a lease alive by refreshing its TTL so it does not expire.
Suppose we finished the following sequence of operations: Suppose we finished the following sequence of operations:
``` ```bash
$ etcdctl lease grant 10 $ etcdctl lease grant 10
lease 32695410dcc0ca06 granted with TTL(10s) lease 32695410dcc0ca06 granted with TTL(10s)
``` ```
Here is the command to keep the same lease alive: Here is the command to keep the same lease alive:
``` ```bash
$ etcdctl lease keep-alive 32695410dcc0ca0 $ etcdctl lease keep-alive 32695410dcc0ca0
lease 32695410dcc0ca0 keepalived with TTL(100) lease 32695410dcc0ca0 keepalived with TTL(100)
lease 32695410dcc0ca0 keepalived with TTL(100) lease 32695410dcc0ca0 keepalived with TTL(100)