Pin crate docker image for testing

(cherry picked from commit 3cf0ba1ccf)

CHANGELOG.md

@@ -1,4 +1,15 @@
-## v1.5 [unreleased]
+## v1.5.1 [2017-01-10]
+
+### Bugfixes
+
+- [#3624](https://github.com/influxdata/telegraf/pull/3624): Fix name error in jolokia2_agent sample config.
+- [#3625](https://github.com/influxdata/telegraf/pull/3625): Fix DC/OS login expiration time.
+- [#3593](https://github.com/influxdata/telegraf/pull/3593): Set Content-Type charset in influxdb output and allow it be overridden.
+- [#3594](https://github.com/influxdata/telegraf/pull/3594): Document permissions setup for postfix input.
+- [#3633](https://github.com/influxdata/telegraf/pull/3633): Fix deliver_get field in rabbitmq input.
+- [#3607](https://github.com/influxdata/telegraf/issues/3607): Escape environment variables during config toml parsing.
+
+## v1.5 [2017-12-14]
 
 ### New Plugins
 - [basicstats](./plugins/aggregators/basicstats/README.md) - Thanks to @toni-moreno
@@ -9,7 +20,7 @@
 - [nginx_plus](./plugins/inputs/nginx_plus/README.md) - Thanks to @mplonka & @poblahblahblah
 - [opensmtpd](./plugins/inputs/opensmtpd/README.md) - Thanks to @aromeyer
 - [particle](./plugins/inputs/webhooks/particle/README.md) - Thanks to @davidgs
-- [pf](./plugins/inputs/pf/README.md) Thanks to @nferch
+- [pf](./plugins/inputs/pf/README.md) - Thanks to @nferch
 - [postfix](./plugins/inputs/postfix/README.md) - Thanks to @phemmer
 - [smart](./plugins/inputs/smart/README.md) - Thanks to @rickard-von-essen
 - [solr](./plugins/inputs/solr/README.md) - Thanks to @ljagiello
@@ -78,6 +89,7 @@
 - [#3140](https://github.com/influxdata/telegraf/pull/3140): Add support for glob patterns in net input plugin.
 - [#3405](https://github.com/influxdata/telegraf/pull/3405): Add input plugin for OpenBSD/FreeBSD pf.
 - [#3528](https://github.com/influxdata/telegraf/pull/3528): Add option to amqp output to publish persistent messages.
+- [#3530](https://github.com/influxdata/telegraf/pull/3530): Support I (idle) process state on procfs+Linux.
 
 ### Bugfixes
 
@@ -92,6 +104,9 @@
 - [#3263](https://github.com/influxdata/telegraf/issues/3263): Fix snmp-tools output parsing with Windows EOLs.
 - [#3447](https://github.com/influxdata/telegraf/issues/3447): Add shadow-utils dependency to rpm package.
 - [#3448](https://github.com/influxdata/telegraf/issues/3448): Use deb-systemd-invoke to restart service.
+- [#3553](https://github.com/influxdata/telegraf/issues/3553): Fix kafka_consumer outside range of offsets error.
+- [#3568](https://github.com/influxdata/telegraf/issues/3568): Fix separation of multiple prometheus_client outputs.
+- [#3577](https://github.com/influxdata/telegraf/issues/3577): Don't add system input uptime_format as a counter.
 
 ## v1.4.5 [2017-12-01]
 

Godeps

@@ -4,7 +4,7 @@ github.com/amir/raidman c74861fe6a7bb8ede0a010ce4485bdbb4fc4c985
 github.com/apache/thrift 4aaa92ece8503a6da9bc6701604f69acf2b99d07
 github.com/aws/aws-sdk-go c861d27d0304a79f727e9a8a4e2ac1e74602fdc0
 github.com/beorn7/perks 4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9
-github.com/bsm/sarama-cluster ccdc0803695fbce22f1706d04ded46cd518fd832
+github.com/bsm/sarama-cluster abf039439f66c1ce78017f560b490612552f6472
 github.com/cenkalti/backoff b02f2bbce11d7ea6b97f282ef1771b0fe2f65ef3
 github.com/couchbase/go-couchbase bfe555a140d53dc1adf390f1a1d4b0fd4ceadb28
 github.com/couchbase/gomemcached 4a25d2f4e1dea9ea7dd76dfd943407abf9b07d29
@@ -65,7 +65,7 @@ github.com/samuel/go-zookeeper 1d7be4effb13d2d908342d349d71a284a7542693
 github.com/satori/go.uuid 5bf94b69c6b68ee1b541973bb8e1144db23a194b
 github.com/shirou/gopsutil 384a55110aa5ae052eb93ea94940548c1e305a99
 github.com/shirou/w32 3c9377fc6748f222729a8270fe2775d149a249ad
-github.com/Shopify/sarama c01858abb625b73a3af51d0798e4ad42c8147093
+github.com/Shopify/sarama 3b1b38866a79f06deddf0487d5c27ba0697ccd65
 github.com/Sirupsen/logrus 61e43dc76f7ee59a82bdf3d71033dc12bea4c77d
 github.com/soniah/gosnmp 5ad50dc75ab389f8a1c9f8a67d3a1cd85f67ed15
 github.com/StackExchange/wmi f3e2bae1e0cb5aef83e319133eabfee30013a4a5

Makefile

@@ -88,7 +88,7 @@ docker-run:
 		-d cobaugh/openldap-alpine
 	docker run --name cratedb \
 		-p "6543:5432" \
-		-d crate crate \
+		-d crate:2.2 \
 		-Cnetwork.host=0.0.0.0 \
 		-Ctransport.host=localhost \
 		-Clicense.enterprise=false
@@ -116,12 +116,6 @@ docker-run-circle:
 		-e SLAPD_CONFIG_ROOTPW="secret" \
 		-p "389:389" -p "636:636" \
 		-d cobaugh/openldap-alpine
-	docker run --name cratedb \
-		-p "6543:5432" \
-		-d crate crate \
-		-Cnetwork.host=0.0.0.0 \
-		-Ctransport.host=localhost \
-		-Clicense.enterprise=false
 
 docker-kill:
 	-docker kill aerospike elasticsearch kafka memcached mqtt mysql nats nsq \

etc/telegraf.conf

@@ -1661,7 +1661,7 @@
 #   # insecure_skip_verify = false
 #
 #   ## Add metrics to read
-#   [[inputs.jolokia2.metric]]
+#   [[inputs.jolokia2_agent.metric]]
 #     name  = "java_runtime"
 #     mbean = "java.lang:type=Runtime"
 #     paths = ["Uptime"]

internal/config/config.go

@@ -40,6 +40,11 @@ var (
 
 	// envVarRe is a regex to find environment variables in the config file
 	envVarRe = regexp.MustCompile(`\$\w+`)
+
+	envVarEscaper = strings.NewReplacer(
+		`"`, `\"`,
+		`\`, `\\`,
+	)
 )
 
 // Config specifies the URL/user/password for the database that telegraf
@@ -689,6 +694,11 @@ func trimBOM(f []byte) []byte {
 	return bytes.TrimPrefix(f, []byte("\xef\xbb\xbf"))
 }
 
+// escapeEnv escapes a value for inserting into a TOML string.
+func escapeEnv(value string) string {
+	return envVarEscaper.Replace(value)
+}
+
 // parseFile loads a TOML configuration from a provided path and
 // returns the AST produced from the TOML parser. When loading the file, it
 // will find environment variables and replace them.
@@ -702,8 +712,9 @@ func parseFile(fpath string) (*ast.Table, error) {
 
 	env_vars := envVarRe.FindAll(contents, -1)
 	for _, env_var := range env_vars {
-		env_val := os.Getenv(strings.TrimPrefix(string(env_var), "$"))
+		env_val, ok := os.LookupEnv(strings.TrimPrefix(string(env_var), "$"))
-		if env_val != "" {
+		if ok {
+			env_val = escapeEnv(env_val)
 			contents = bytes.Replace(contents, env_var, []byte(env_val), 1)
 		}
 	}

plugins/inputs/bond/README.md

@@ -1,6 +1,6 @@
 # Bond Input Plugin
 
-The Bond Input plugin collects bond interface status, bond's slaves interfaces
+The Bond Input plugin collects network bond interface status, bond's slaves interfaces
 status and failures count of bond's slaves interfaces.
 The plugin collects these metrics from `/proc/net/bonding/*` files.
 

plugins/inputs/dcos/client.go

@@ -325,7 +325,7 @@ func (c *ClusterClient) createLoginToken(sa *ServiceAccount) (string, error) {
 		UID: sa.AccountID,
 		StandardClaims: jwt.StandardClaims{
 			// How long we have to login with this token
-			ExpiresAt: int64(5 * time.Minute / time.Second),
+			ExpiresAt: time.Now().Add(5 * time.Minute).Unix(),
 		},
 	})
 	return token.SignedString(sa.PrivateKey)

plugins/inputs/jolokia2/jolokia_agent.go

@@ -46,7 +46,7 @@ func (ja *JolokiaAgent) SampleConfig() string {
   # insecure_skip_verify = false
 
   ## Add metrics to read
-  [[inputs.jolokia2.metric]]
+  [[inputs.jolokia2_agent.metric]]
     name  = "java_runtime"
     mbean = "java.lang:type=Runtime"
     paths = ["Uptime"]

plugins/inputs/openldap/README.md

@@ -4,6 +4,8 @@ This plugin gathers metrics from OpenLDAP's cn=Monitor backend.
 
 ### Configuration:
 
+To use this plugin you must enable the [monitoring](https://www.openldap.org/devel/admin/monitoringslapd.html) backend.
+
 ```toml
 [[inputs.openldap]]
   host = "localhost"

plugins/inputs/postfix/README.md

@@ -13,6 +13,25 @@ For each of the active, hold, incoming, maildrop, and deferred queues (http://ww
   # queue_directory = "/var/spool/postfix"
 ```
 
+#### Permissions:
+
+Telegraf will need read access to the files in the queue directory.  You may
+need to alter the permissions of these directories to provide access to the
+telegraf user.
+
+Unix permissions:
+```sh
+$ sudo chgrp -R telegraf /var/spool/postfix/{active,hold,incoming,deferred}
+$ sudo chmod -R g+rXs /var/spool/postfix/{active,hold,incoming,deferred}
+$ sudo usermod -a -G postdrop telegraf
+$ sudo chmod g+r /var/spool/postfix/maildrop
+```
+
+Posix ACL:
+```sh
+$ sudo setfacl -Rdm u:telegraf:rX /var/spool/postfix/{active,hold,incoming,deferred,maildrop}
+```
+
 ### Measurements & Fields:
 
 - postfix_queue

plugins/inputs/rabbitmq/rabbitmq.go

@@ -72,7 +72,7 @@ type MessageStats struct {
 	AckDetails        Details `json:"ack_details"`
 	Deliver           int64
 	DeliverDetails    Details `json:"deliver_details"`
-	DeliverGet        int64
+	DeliverGet        int64   `json:"deliver_get"`
 	DeliverGetDetails Details `json:"deliver_get_details"`
 	Publish           int64
 	PublishDetails    Details `json:"publish_details"`

plugins/inputs/smart/README.md

@@ -129,7 +129,7 @@ the configuration to execute that.
 
 Example output from an _Apple SSD_:
 ```
-> smart_attribute,serial_no=S1K5NYCD964433,wwn=5002538655584d30,id=199,name=UDMA_CRC_Error_Count,flags=-O-RC-,fail=-,host=mbpro.local,device=/dev/rdisk0 threshold=0i,raw_value=0i,exit_status=0i,value=200i,worst=200i 1502536854000000000
+> smart_attribute,serial_no=S1K5NYCD964433,wwn=5002538655584d30,id=199,name=UDMA_CRC_Error_Count,flags=-O-RC-,fail=-,host=mbpro.local,device=rdisk0 threshold=0i,raw_value=0i,exit_status=0i,value=200i,worst=200i 1502536854000000000
-> smart_attribute,device=/dev/rdisk0,serial_no=S1K5NYCD964433,wwn=5002538655584d30,id=240,name=Unknown_SSD_Attribute,flags=-O---K,fail=-,host=mbpro.local exit_status=0i,value=100i,worst=100i,threshold=0i,raw_value=0i 1502536854000000000
+> smart_attribute,device=rdisk0,serial_no=S1K5NYCD964433,wwn=5002538655584d30,id=240,name=Unknown_SSD_Attribute,flags=-O---K,fail=-,host=mbpro.local exit_status=0i,value=100i,worst=100i,threshold=0i,raw_value=0i 1502536854000000000
-> smart_device,enabled=Enabled,host=mbpro.local,device=/dev/rdisk0,model=APPLE\ SSD\ SM0512F,serial_no=S1K5NYCD964433,wwn=5002538655584d30,capacity=500277790720 udma_crc_errors=0i,exit_status=0i,health_ok=true,read_error_rate=0i,temp_c=40i 1502536854000000000
+> smart_device,enabled=Enabled,host=mbpro.local,device=rdisk0,model=APPLE\ SSD\ SM0512F,serial_no=S1K5NYCD964433,wwn=5002538655584d30,capacity=500277790720 udma_crc_errors=0i,exit_status=0i,health_ok=true,read_error_rate=0i,temp_c=40i 1502536854000000000
 ```

plugins/inputs/smart/smart.go

@@ -3,6 +3,7 @@ package smart
 import (
 	"fmt"
 	"os/exec"
+	"path"
 	"regexp"
 	"strconv"
 	"strings"
@@ -134,7 +135,7 @@ func (m *Smart) scan() ([]string, error) {
 
 	devices := []string{}
 	for _, line := range strings.Split(string(out), "\n") {
-		dev := strings.Split(line, "#")
+		dev := strings.Split(line, " ")
 		if len(dev) > 1 && !excludedDev(m.Excludes, strings.TrimSpace(dev[0])) {
 			devices = append(devices, strings.TrimSpace(dev[0]))
 		}
@@ -178,13 +179,13 @@ func exitStatus(err error) (int, error) {
 	return 0, err
 }
 
-func gatherDisk(acc telegraf.Accumulator, usesudo, attributes bool, path, nockeck, device string, wg *sync.WaitGroup) {
+func gatherDisk(acc telegraf.Accumulator, usesudo, attributes bool, smartctl, nockeck, device string, wg *sync.WaitGroup) {
 
 	defer wg.Done()
 	// smartctl 5.41 & 5.42 have are broken regarding handling of --nocheck/-n
 	args := []string{"--info", "--health", "--attributes", "--tolerance=verypermissive", "-n", nockeck, "--format=brief"}
 	args = append(args, strings.Split(device, " ")...)
-	cmd := sudo(usesudo, path, args...)
+	cmd := sudo(usesudo, smartctl, args...)
 	out, e := internal.CombinedOutputTimeout(cmd, time.Second*5)
 	outStr := string(out)
 
@@ -196,7 +197,8 @@ func gatherDisk(acc telegraf.Accumulator, usesudo, attributes bool, path, nockec
 	}
 
 	device_tags := map[string]string{}
-	device_tags["device"] = strings.Split(device, " ")[0]
+	device_node := strings.Split(device, " ")[0]
+	device_tags["device"] = path.Base(device_node)
 	device_fields := make(map[string]interface{})
 	device_fields["exit_status"] = exitStatus
 
@@ -240,7 +242,8 @@ func gatherDisk(acc telegraf.Accumulator, usesudo, attributes bool, path, nockec
 				tags := map[string]string{}
 				fields := make(map[string]interface{})
 
-				tags["device"] = strings.Split(device, " ")[0]
+				device_node := strings.Split(device, " ")[0]
+				tags["device"] = path.Base(device_node)
 
 				if serial, ok := device_tags["serial_no"]; ok {
 					tags["serial_no"] = serial

plugins/inputs/smart/smart_test.go

@@ -89,7 +89,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "1",
@@ -107,7 +107,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "5",
@@ -125,7 +125,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "9",
@@ -143,7 +143,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "12",
@@ -161,7 +161,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "169",
@@ -179,7 +179,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "173",
@@ -197,7 +197,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "190",
@@ -215,7 +215,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "192",
@@ -233,7 +233,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "194",
@@ -251,7 +251,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "197",
@@ -269,7 +269,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "199",
@@ -287,7 +287,7 @@ func TestGatherAttributes(t *testing.T) {
 				"exit_status": int(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
 				"id":        "240",
@@ -317,7 +317,7 @@ func TestGatherAttributes(t *testing.T) {
 				"udma_crc_errors": int64(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"model":     "APPLE SSD SM256E",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",
@@ -363,7 +363,7 @@ func TestGatherNoAttributes(t *testing.T) {
 				"udma_crc_errors": int64(0),
 			},
 			map[string]string{
-				"device":    "/dev/ada0",
+				"device":    "ada0",
 				"model":     "APPLE SSD SM256E",
 				"serial_no": "S0X5NZBC422720",
 				"wwn":       "5002538043584d30",

plugins/inputs/system/PROCESSES_README.md

@@ -30,7 +30,7 @@ Using the environment variable `HOST_PROC` the plugin will retrieve process info
     - zombie
     - dead
     - wait (freebsd only)
-    - idle (bsd only)
+    - idle (bsd and Linux 4+ only)
     - paging (linux only)
     - total_threads (linux only)
 
@@ -47,7 +47,7 @@ Linux  FreeBSD  Darwin  meaning
   Z       Z       Z     zombie
   X      none    none   dead
   T       T       T     stopped
- none     I       I     idle (sleeping for longer than about 20 seconds)
+  I       I       I     idle (sleeping for longer than about 20 seconds)
   D      D,L      U     blocked (waiting in uninterruptible sleep, or locked)
   W       W      none   paging (linux kernel < 2.6 only), wait (freebsd)
 ```

plugins/inputs/system/SYSTEM_README.md

@@ -34,5 +34,6 @@ $ telegraf --config ~/ws/telegraf.conf --input-filter system --test
 * Plugin: system, Collection 1
 * Plugin: inputs.system, Collection 1
 > system,host=tyrion load1=3.72,load5=2.4,load15=2.1,n_users=3i,n_cpus=4i 1483964144000000000
-> system,host=tyrion uptime=1249632i,uptime_format="14 days, 11:07" 1483964144000000000
+> system,host=tyrion uptime=1249632i 1483964144000000000
+> system,host=tyrion uptime_format="14 days, 11:07" 1483964144000000000
 ```

plugins/inputs/system/processes.go

@@ -85,6 +85,7 @@ func getEmptyFields() map[string]interface{} {
 		fields["dead"] = int64(0)
 		fields["paging"] = int64(0)
 		fields["total_threads"] = int64(0)
+		fields["idle"] = int64(0)
 	}
 	return fields
 }
@@ -174,6 +175,8 @@ func (p *Processes) gatherFromProc(fields map[string]interface{}) error {
 			fields["stopped"] = fields["stopped"].(int64) + int64(1)
 		case 'W':
 			fields["paging"] = fields["paging"].(int64) + int64(1)
+		case 'I':
+			fields["idle"] = fields["idle"].(int64) + int64(1)
 		default:
 			log.Printf("I! processes: Unknown state [ %s ] in file %s",
 				string(stats[0][0]), filename)

plugins/inputs/system/processes_test.go

@@ -44,7 +44,8 @@ func TestFromPS(t *testing.T) {
 	fields["zombies"] = int64(1)
 	fields["running"] = int64(4)
 	fields["sleeping"] = int64(34)
-	fields["total"] = int64(43)
+	fields["idle"] = int64(2)
+	fields["total"] = int64(45)
 
 	acc.AssertContainsTaggedFields(t, "processes", fields, map[string]string{})
 }
@@ -172,6 +173,8 @@ U
 Z
 D
 S+
+I
+I
 `
 
 const testProcStat = `10 (rcuob/0) %s 2 0 0 0 -1 2129984 0 0 0 0 0 0 0 0 20 0 %s 0 11 0 0 18446744073709551615 0 0 0 0 0 0 0 2147483647 0 18446744073709551615 0 0 17 0 0 0 0 0 0 0 0 0 0 0 0 0 0

plugins/inputs/system/system.go

@@ -46,7 +46,9 @@ func (_ *SystemStats) Gather(acc telegraf.Accumulator) error {
 		"n_cpus":  runtime.NumCPU(),
 	}, nil)
 	acc.AddCounter("system", map[string]interface{}{
-		"uptime":        hostinfo.Uptime,
+		"uptime": hostinfo.Uptime,
+	}, nil)
+	acc.AddFields("system", map[string]interface{}{
 		"uptime_format": format_uptime(hostinfo.Uptime),
 	}, nil)
 

plugins/inputs/win_perf_counters/README.md

@@ -284,7 +284,7 @@ if any of the combinations of ObjectName/Instances/Counters are invalid.
 ```
 
 
-### .NET Montioring
+### .NET Monitoring
 ```
   [[inputs.win_perf_counters.object]]
     # .NET CLR Exceptions, in this case for IIS only

plugins/outputs/cloudwatch/cloudwatch.go

@@ -9,7 +9,6 @@ import (
 
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/cloudwatch"
-	"github.com/aws/aws-sdk-go/service/sts"
 
 	"github.com/influxdata/telegraf"
 	internalaws "github.com/influxdata/telegraf/internal/config/aws"
@@ -71,20 +70,7 @@ func (c *CloudWatch) Connect() error {
 		Token:     c.Token,
 	}
 	configProvider := credentialConfig.Credentials()
-
-	stsService := sts.New(configProvider)
-
-	params := &sts.GetSessionTokenInput{}
-
-	_, err := stsService.GetSessionToken(params)
-
-	if err != nil {
-		log.Printf("E! cloudwatch: Cannot use credentials to connect to AWS : %+v \n", err.Error())
-		return err
-	}
-
 	c.svc = cloudwatch.New(configProvider)
-
 	return nil
 }
 

plugins/outputs/cratedb/cratedb_test.go

@@ -19,6 +19,10 @@ func TestConnectAndWrite(t *testing.T) {
 		t.Skip("Skipping integration test in short mode")
 	}
 
+	if os.Getenv("CIRCLE_PROJECT_REPONAME") != "" {
+		t.Skip("Skipping test on CircleCI due to docker failures")
+	}
+
 	url := testURL()
 	table := "test"
 
@@ -95,6 +99,10 @@ func Test_escapeValue(t *testing.T) {
 		t.Skip("Skipping integration test in short mode")
 	}
 
+	if os.Getenv("CIRCLE_PROJECT_REPONAME") != "" {
+		t.Skip("Skipping test on CircleCI due to docker failures")
+	}
+
 	tests := []struct {
 		Val  interface{}
 		Want string

plugins/outputs/influxdb/client/http.go

@@ -211,11 +211,12 @@ func (c *httpClient) makeRequest(uri string, body io.Reader) (*http.Request, err
 		return nil, err
 	}
 
+	req.Header.Set("Content-Type", "text/plain; charset=utf-8")
+
 	for header, value := range c.config.HTTPHeaders {
 		req.Header.Set(header, value)
 	}
 
-	req.Header.Set("Content-Type", "text/plain")
 	req.Header.Set("User-Agent", c.config.UserAgent)
 	if c.config.Username != "" && c.config.Password != "" {
 		req.SetBasicAuth(c.config.Username, c.config.Password)

plugins/outputs/prometheus_client/prometheus_client.go

@@ -79,19 +79,28 @@ var sampleConfig = `
 `
 
 func (p *PrometheusClient) Start() error {
-	prometheus.Register(p)
+	defaultCollectors := map[string]bool{
-
+		"gocollector": true,
+		"process":     true,
+	}
 	for _, collector := range p.CollectorsExclude {
+		delete(defaultCollectors, collector)
+	}
+
+	registry := prometheus.NewRegistry()
+	for collector, _ := range defaultCollectors {
 		switch collector {
 		case "gocollector":
-			prometheus.Unregister(prometheus.NewGoCollector())
+			registry.Register(prometheus.NewGoCollector())
 		case "process":
-			prometheus.Unregister(prometheus.NewProcessCollector(os.Getpid(), ""))
+			registry.Register(prometheus.NewProcessCollector(os.Getpid(), ""))
 		default:
 			return fmt.Errorf("unrecognized collector %s", collector)
 		}
 	}
 
+	registry.Register(p)
+
 	if p.Listen == "" {
 		p.Listen = "localhost:9273"
 	}
@@ -102,8 +111,7 @@ func (p *PrometheusClient) Start() error {
 
 	mux := http.NewServeMux()
 	mux.Handle(p.Path, promhttp.HandlerFor(
-		prometheus.DefaultGatherer,
+		registry, promhttp.HandlerOpts{ErrorHandling: promhttp.ContinueOnError}))
-		promhttp.HandlerOpts{ErrorHandling: promhttp.ContinueOnError}))
 
 	p.server = &http.Server{
 		Addr:    p.Listen,

plugins/outputs/wavefront/wavefront.go

@@ -101,11 +101,13 @@ func (w *Wavefront) Connect() error {
 	uri := fmt.Sprintf("%s:%d", w.Host, w.Port)
 	_, err := net.ResolveTCPAddr("tcp", uri)
 	if err != nil {
-		return fmt.Errorf("Wavefront: TCP address cannot be resolved %s", err.Error())
+		log.Printf("Wavefront: TCP address cannot be resolved %s", err.Error())
+		return nil
 	}
 	connection, err := net.Dial("tcp", uri)
 	if err != nil {
-		return fmt.Errorf("Wavefront: TCP connect fail %s", err.Error())
+		log.Printf("Wavefront: TCP connect fail %s", err.Error())
+		return nil
 	}
 	defer connection.Close()
 	return nil